CN215095290U

CN215095290U - Plastic injection mold convenient to fix

Info

Publication number: CN215095290U
Application number: CN202121347392.0U
Authority: CN
Inventors: 刘方强; 黄洪权
Original assignee: Shenzhen Dike Mould Co ltd
Current assignee: Shenzhen Dike Mould Co ltd
Priority date: 2021-06-17
Filing date: 2021-06-17
Publication date: 2021-12-10
Anticipated expiration: 2031-06-17

Abstract

The utility model discloses a plastic injection mold convenient for fixing, comprising an injection molding box and a pressing plate arranged on the upper surface of the injection molding box, wherein both sides of the pressing plate are provided with movably arranged fixing units, the fixing units are respectively arranged on the edge parts of both sides of the pressing plate, the fixing units comprise a rotary rod capable of rotating and a rotary gear arranged at the lower end of the rotary rod, the rotary rod and the rotary gear are movably arranged in the inner cavity of the pressing plate, one side of the rotary gear is provided with a clamping pile, the clamping pile is meshed with the rotary gear through a tooth socket arranged on the side surface for transmission, when the pressing plate is pressed downwards to the lowest end, the clamping block is inserted into a fixed groove, connecting sheets at both sides of the pressing plate are rotated, and then the rotary rod fixedly connected with the lower end is driven to rotate, the rotary gear fixedly arranged at the lower end drives the clamping pile to move through the tooth socket, and the clamping pile extends out from the inside of the clamping block, the clamp is in the cavity of fixed slot inside, and then makes the pressboard be connected with the case of moulding plastics and stabilize.

Description

Plastic injection mold convenient to fix

Technical Field

The utility model relates to an injection mold technical field specifically is a plastics injection mold convenient to it is fixed.

Background

An injection mold is a tool for producing plastic products and also a tool for giving the plastic products complete structure and precise dimensions. 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 pressboard and the mould case are used for pressing the injection molding, the pressboard is subjected to reciprocating lifting operation, but the pressboard on the market at present is not provided with a mechanism for fixing with the mould case, after the pressboard is used for a long time, a gap is easily formed between the pressboard and the mould case, and after the heated and melted plastic is introduced, the plastic is easily leaked from the gap, so that the quality of a finished product is influenced.

In order to solve the problems, a plastic injection mold convenient to fix is provided.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a plastics injection mold convenient to it is fixed, fixed unit has been set up in the both sides of pressboard, suppress downwards at the pressboard when the lower extreme, inside the fixed slot is inserted to the block piece, rotate the connection piece of pressboard both sides, and then drive lower extreme fixed connection's rotary rod and rotate, lower extreme fixed mounting's rotating gear drives the block stake through the tooth's socket and removes, the block stake is stretched out from the block is inside, the card is in the inside cavity of fixed slot, and then it is firm to make the pressboard be connected with the case of moulding plastics, thereby the problem in the above-mentioned background art has been solved.

In order to achieve the above object, the utility model provides a following technical scheme: the utility model provides a plastics injection mold convenient to it is fixed, is including moulding plastics the case and installing the pressboard at the case upper surface of moulding plastics, pressboard movable mounting is in the case upper end of moulding plastics, the both sides of pressboard all are provided with movable mounting's fixed unit, and fixed unit installs respectively at the both sides edge part of pressboard, and fixed unit is including can carrying out the rotatory rotary rod and installing the swing pinion at the rotary rod lower extreme, and rotary rod and swing pinion movable mounting are in the pressboard inner chamber, and one side of swing pinion is provided with the block stake, and the tooth's socket that the block stake was seted up through the side and the transmission of swing pinion meshing.

Preferably, the side of rotary rod is provided with the spout that is used for connecting the vertical groove in both sides, the inside movable mounting's of spout spud pile, and spud pile fixed mounting is inside the pressboard, vertical groove and the inboard diameter of spout and spud pile phase-match.

Preferably, the upper end of rotary rod is provided with the connection piece that can drive the rotary rod and carry out the rotation, and the opposite side of connection piece is provided with the lift post that is used for fixed connection piece.

Preferably, the lifting column comprises a fixing rod fixedly connected with the connecting sheet and a clamping block fixedly installed at the lower end of the fixing rod, and a magnetic block is arranged at the lower end of the clamping block.

Preferably, the upper surface of the injection molding box is provided with an injection molding unit, and fixing grooves for fixing the pressing plate are arranged on two sides of the injection molding unit.

Preferably, the upper surface of pressboard is provided with fixed mounting's cylinder, and the cylinder is connected with the unit of moulding plastics, and the both sides of cylinder are provided with the mounting hole that is used for installing fixed unit, and the both sides of mounting hole are provided with first fixed orifices and the second fixed orifices that is used for installing the lift post respectively, and the inner chamber of first fixed orifices and second fixed orifices is provided with and magnetism piece assorted magnetic sheet.

Preferably, the positions of the first fixing hole and the second fixing hole are the same as the positions of the vertical grooves on the two sides.

Preferably, the lower end of the pressing plate is provided with a clamping block matched with the fixing groove, and a movably-mounted fixing unit is arranged in the clamping block.

Compared with the prior art, the beneficial effects of the utility model are as follows:

1. the utility model provides a plastics injection mold convenient to it is fixed, when the pressboard of case upper end of moulding plastics suppresses downwards, the unit of moulding plastics carries out the compression moulding operation to the injection molding before, suppress downwards at the pressboard when the lower extreme, the block inserts inside the fixed slot, rotate the connection piece of pressboard both sides, and then drive lower extreme fixed connection's rotary rod and rotate, lower extreme fixed mounting's rotating gear drives the block stake through the tooth's socket and removes, the block stake is stretched out from the block is inside, the card is in the inside cavity of fixed slot, and then it is firm to make the pressboard be connected with the case of moulding plastics, avoid letting in the back with the raw materials and mould plastics the unit of moulding plastics in the middle of case and the pressboard and by the gap, lead to inside raw materials, and then influence the shaping of injection molding, guarantee the quality of product.

2. The utility model provides a pair of plastics injection mold convenient to it is fixed, when rotating the rotary rod, the spud pile slides in the spout is inside, when rotating the spout other end along with the rotary rod, remove the lower extreme in vertical groove, and then the rotary rod whereabouts, the spud pile card is at vertical inslot portion, the lift post descends the card simultaneously inside having first fixed orifices, the magnetism piece adsorbs mutually with the inside magnetic sheet of first fixed orifices, and then fix the connection piece, prevent that the rotary rod from rocking the skew, make the installation of block stake more firm, and convenient to use.

Drawings

Fig. 1 is a schematic view of the overall structure of the present invention;

FIG. 2 is a schematic view of the structure of the pressing plate of the present invention;

FIG. 3 is a schematic view of the mounting structure of the engaging block of the present invention;

fig. 4 is a schematic view of the structure of the fixing unit of the present invention.

In the figure: 1. injection molding a box; 11. an injection unit; 12. fixing grooves; 2. pressing a plate; 21. a cylinder; 22. mounting holes; 23. a first fixing hole; 24. a second fixing hole; 25. a clamping block; 3. a fixing unit; 31. rotating the rod; 311. a chute; 312. a vertical slot; 313. fixing the pile; 314. connecting sheets; 315. a lifting column; 3151. fixing the rod; 3152. a clamping block; 3153. a magnetic block; 32. a rotating gear; 33. pile clamping; 331. a tooth socket.

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.

Referring to fig. 1-4, a plastic injection mold convenient for fixing comprises an injection molding box 1 and a pressing plate 2 installed on the upper surface of the injection molding box 1, wherein the pressing plate 2 is movably installed on the upper end of the injection molding box 1, an injection molding unit 11 is installed on the upper surface of the injection molding box 1, fixing grooves 12 for fixing the pressing plate 2 are installed on two sides of the injection molding unit 11, a clamping block 25 matched with the fixing groove 12 is installed on the lower end of the pressing plate 2, a movably installed fixing unit 3 is installed inside the clamping block 25, movably installed fixing units 3 are installed on two sides of the pressing plate 2, the fixing units 3 are respectively installed on two side edges of the pressing plate 2, each fixing unit 3 comprises a rotary rod 31 capable of rotating and a rotary gear 32 installed at the lower end of the rotary rod 31, the rotary rod 31 and the rotary gear 32 are movably installed in the inner cavity of the pressing plate 2, a clamping pile 33 is installed on one side of the rotary gear 32, the block pile 33 is in meshed transmission with the rotary gear 32 through a tooth socket 331 formed in the side face, when a pressing plate 2 at the upper end of the injection molding box 1 is pressed downwards, before the injection molding unit 11 performs press forming operation on an injection molding piece, when the pressing plate 2 is pressed downwards to the lowest end, the block 25 is inserted into the fixing groove 12, the connecting sheets 314 at two sides of the pressing plate 2 are rotated, and further the rotary rod 31 which drives the lower end to be fixedly connected is rotated, the rotary gear 32 which is fixedly installed at the lower end drives the block pile 33 to move through the tooth socket 331, the block pile 33 extends out of the block 25 and is clamped in a cavity inside the fixing groove 12, so that the pressing plate 2 is stably connected with the injection molding box 1, the phenomenon that the injection molding unit 11 which is arranged between the injection molding box 1 and the pressing plate 2 after raw materials are introduced into the injection molding box 1 and the pressing plate 2 is leaked from gaps, so that internal raw materials are leaked, the molding of the injection molding piece is influenced, and the quality of the product is ensured.

Referring to fig. 2 and 4, the upper surface of the pressing plate 2 is provided with a fixedly installed cylinder 21, the cylinder 21 is connected with the injection unit 11, two sides of the cylinder 21 are provided with installation holes 22 for installing the fixing unit 3, two sides of the installation hole 22 are respectively provided with a first fixing hole 23 and a second fixing hole 24 for installing the lifting column 315, and inner cavities of the first fixing hole 23 and the second fixing hole 24 are provided with magnetic sheets matched with the magnetic block 3153.

The side of the rotating rod 31 is provided with a sliding slot 311 for connecting the vertical slots 312 at two sides, the positions of the first fixing hole 23 and the second fixing hole 24 are the same as the positions of the vertical slots 312 at two sides, a fixing pile 313 is movably arranged in the sliding slot 311, the fixing pile 313 is fixedly arranged in the compacting plate 2, the diameters of the inner sides of the vertical slot 312 and the sliding slot 311 are matched with the fixing pile 313, the upper end of the rotating rod 31 is provided with a connecting piece 314 capable of driving the rotating rod 31 to rotate, the other side of the connecting piece 314 is provided with a lifting column 315 for fixing the connecting piece 314, the lifting column 315 comprises a fixing rod 3151 fixedly connected with the connecting piece 314 and a clamping block 3152 fixedly arranged at the lower end of the fixing rod 3151, the lower end of the clamping block 3152 is provided with a magnetic block 3153, when the rotating rod 31 is rotated, the fixing pile 313 slides in the sliding slot 311, and moves to the lower end of the vertical slot 312 when the rotating rod 31 rotates to the other end of the sliding slot 311, and then the rotating rod 31 falls, and the spud pile 313 card is inside vertical groove 312, and the post 315 descends to be blocked inside first fixed orifices 23 simultaneously, and magnetism piece 3153 adsorbs mutually with the inside magnetic sheet of first fixed orifices 23, and then fixes connection piece 314, prevents that the rotating rod 31 from rocking the skew, makes the installation of block stake 33 more firm, facilitates the use.

The working principle is as follows: when the pressing plate 2 at the upper end of the injection molding box 1 is pressed downwards, before the injection molding unit 11 performs the compression molding operation on the injection molding piece, when the pressing plate 2 is pressed downwards to the lowest end, the clamping block 25 is inserted into the fixed groove 12, the connecting sheets 314 at the two sides of the pressing plate 2 are rotated, and then the rotating rod 31 fixedly connected with the lower end is driven to rotate, the rotating gear 32 fixedly installed at the lower end drives the clamping pile 33 to move through the tooth socket 331, the clamping pile 33 extends out from the clamping block 25 and is clamped in the cavity inside the fixed groove 12, so that the pressing plate 2 is stably connected with the injection molding box 1, the leakage of internal raw materials caused by the gap between the injection molding unit 11 and the pressing plate 2 after the raw materials are introduced into the injection molding box, and the molding of the injection molding piece is influenced, when the rotating rod 31 is rotated, the fixing pile 313 slides inside the sliding groove 311, and when the rotating rod 31 rotates to the other end of the sliding groove 311, remove the lower extreme to vertical groove 312, and then the rotating rod 31 whereabouts, the spud pile 313 card is inside vertical groove 312, and the post 315 that goes up and down simultaneously drops to be blocked inside first fixed orifices 23, and magnetism piece 3153 adsorbs mutually with the inside magnetic sheet of first fixed orifices 23, and then fixes connection piece 314, prevents that the skew is rocked to rotating rod 31, makes the installation of block stake 33 more firm.

It is noted that, herein, relational terms such as first and second, and the like may be 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. Also, 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 invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.

Claims

1. The utility model provides a plastics injection mold convenient to it is fixed, is including moulding plastics case (1) and installing pressboard (2) at case (1) upper surface of moulding plastics, pressboard (2) movable mounting in case (1) upper end of moulding plastics, its characterized in that: both sides of pressboard (2) all are provided with movable mounting's fixed unit (3), the both sides edge part in pressboard (2) is installed respectively in fixed unit (3), fixed unit (3) including can carry out rotatory rotary rod (31) and install at rotary gear (32) of rotary rod (31) lower extreme, rotary rod (31) and rotary gear (32) movable mounting are in pressboard (2) inner chamber, one side of rotary gear (32) is provided with block stake (33), block stake (33) are through tooth's socket (331) and the meshing transmission of rotary gear (32) that the side was seted up.

2. A plastic injection mold facilitating fixturing as in claim 1, wherein: the side of the rotating rod (31) is provided with a sliding chute (311) used for connecting vertical grooves (312) on two sides, a fixing pile (313) movably mounted inside the sliding chute (311), the fixing pile (313) is fixedly mounted inside the pressing plate (2), and the diameters of the inner sides of the vertical grooves (312) and the sliding chute (311) are matched with the fixing pile (313).

3. A plastic injection mold facilitating fixturing as in claim 1, wherein: the upper end of the rotating rod (31) is provided with a connecting piece (314) capable of driving the rotating rod (31) to rotate, and the other side of the connecting piece (314) is provided with a lifting column (315) used for fixing the connecting piece (314).

4. A plastic injection mold facilitating fixturing as in claim 3, wherein: the lifting column (315) comprises a fixing rod (3151) fixedly connected with the connecting piece (314) and a clamping block (3152) fixedly installed at the lower end of the fixing rod (3151), and a magnetic block (3153) is arranged at the lower end of the clamping block (3152).

5. A plastic injection mold facilitating fixturing as in claim 1, wherein: the injection molding box is characterized in that an injection molding unit (11) is arranged on the upper surface of the injection molding box (1), and fixing grooves (12) for fixing the pressing plate (2) are formed in two sides of the injection molding unit (11).

6. A plastic injection mold facilitating fixturing as in claim 1, wherein: the upper surface of pressboard (2) is provided with fixed mounting's cylinder (21), and cylinder (21) are connected with unit (11) of moulding plastics, and the both sides of cylinder (21) are provided with mounting hole (22) that are used for installing fixed unit (3), and the both sides of mounting hole (22) are provided with first fixed orifices (23) and second fixed orifices (24) that are used for installing lift post (315) respectively, and the inner chamber of first fixed orifices (23) and second fixed orifices (24) is provided with and magnetism piece (3153) assorted magnetic sheet.

7. A plastic injection mold facilitating fixturing as in claim 6, wherein: the positions of the first fixing hole (23) and the second fixing hole (24) are the same as the positions of the vertical grooves (312) on the two sides.

8. A plastic injection mold facilitating fixturing as in claim 1, wherein: the lower end of the pressing plate (2) is provided with a clamping block (25) matched with the fixing groove (12), and a movably-installed fixing unit (3) is arranged in the clamping block (25).