CN214726144U - Head connecting piece for die - Google Patents

Abstract

The utility model discloses a head connecting piece for a mold, which comprises an injection molding cover, an injection molding layer and a base, wherein the top of the base is fixed with the injection molding layer, the injection molding layer is inserted with the injection molding cover through a limiting column in a sliding way, the surface of the injection molding cover is provided with an injection molding opening, the top of the injection molding layer is fixed with an injection molding pipe corresponding to the position of the injection molding opening, the injection molding pipe is communicated with the injection molding opening, a first clamp is arranged on one side of the injection molding pipe on the surface of the top of the injection molding layer, a second clamp is symmetrically arranged on the other side of the injection molding pipe on the surface of the top of the injection molding layer, one end of the first clamp and one end of the second clamp are both slidingly sleeved with a first mold cavity, and under the action of a sliding mechanism, the head connecting piece for the mold realizes the stable fixation of the first clamp, the second clamp, the first mold cavity and the release fixation of the second mold cavity after the injection molding, and is compared with the prior art, the injection molding special-shaped mold is more convenient to process, and the production rate of defective products is reduced.

Description

Head connecting piece for die

Technical Field

The utility model relates to an injection mold technical field specifically is a head connecting piece for mould.

Background

The mould is a tool which can make the blank into a product with a specific shape and size under the action of external force. The method is widely applied to blanking, die forging, cold heading, extrusion, powder metallurgy part pressing, pressure casting and the forming processing of compression molding or injection molding of products such as engineering plastics, rubber, ceramics and the like. The die has a specific contour or cavity shape, and the blank can be separated (blanked) according to the contour shape by applying the contour shape with the cutting edge. The blank can obtain a corresponding three-dimensional shape by using the shape of the inner cavity. The mold generally comprises a movable mold and a fixed mold (or a male mold and a female mold), which can be separated or combined. When the blank is closed, the blank is injected into the die cavity for forming. The die is a precise tool, has a complex shape, bears the expansion force of a blank, has higher requirements on structural strength, rigidity, surface hardness, surface roughness and processing precision, and the development level of die production is one of important marks of the mechanical manufacturing level.

The special-shaped head connecting piece is produced and processed, the corner of a mold is not easy to be subjected to injection molding in a conventional injection molding mode, the yield of defective products is increased, and resources are wasted.

Disclosure of Invention

An object of the utility model is to provide a convenient head connecting piece for mould of fixing and conveniently moulding plastics dysmorphism to inside die cavity to solve the problem that provides 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 head connecting piece for mould, includes injection moulding lid, the layer and the base of moulding plastics, the base top is fixed with the layer of moulding plastics, and the layer of moulding plastics slides through spacing post and pegs graft and have the injection moulding lid, the injection moulding lid has seted up the mouth of moulding plastics on the surface, the position that the layer top of moulding plastics corresponds the mouth of moulding plastics is fixed with the pipe of moulding plastics, and moulds plastics the pipe and communicate with the mouth of moulding plastics, it is equipped with first anchor clamps to mould plastics layer top surface on one side of the pipe of moulding plastics, and the layer top surface of moulding plastics is located on the pipe opposite side symmetry of moulding plastics and is equipped with the second anchor clamps, first anchor clamps and second anchor clamps one end all slide and cup joint first die cavity, and the first anchor clamps other end all slides and cup joint the second die cavity, the position that corresponds first anchor clamps, second anchor clamps, first die cavity and second die cavity on the layer outer wall of moulding plastics is equipped with and can fix it and keep moulding plastics stable slide mechanism.

Preferably, a splitter box is fixed at the top of the injection layer at the bottom of the injection pipe and is respectively communicated with the first die cavity and the second die cavity at two sides.

Preferably, the sliding mechanism comprises a first sliding block, a second sliding block, a third sliding block, an inserting column, a pneumatic push rod, a fixing frame, a first sliding groove, a third sliding groove and a second sliding groove, the positions of the surface of the injection molding layer, corresponding to the first fixture, the second fixture, the first mold cavity and the second mold cavity, are respectively provided with the second sliding groove, the first sliding groove and the third sliding groove, the interiors of the second sliding groove, the first sliding groove and the third sliding groove are respectively connected with the third sliding block, the first sliding block and the second sliding block in a sliding manner, the tops of the third sliding block, the first sliding block and the second sliding block are respectively fixedly inserted with the inserting column, the inserting column is movably inserted with the bottom of the injection molding cover, the position of the outer wall of the injection molding layer, corresponding to the first sliding groove, the side of the fixing frame, far away from the injection layer, is fixedly provided with the pneumatic push rod, and the extension end of the pneumatic push rod is fixedly connected with the first sliding block.

Preferably, a limiting plate is fixed on the outer wall of the injection molding layer at a position corresponding to the second sliding groove, and a limiting block is fixed on the outer wall of the injection molding layer at a position corresponding to the third sliding groove.

Preferably, the first clamp, the second clamp, the first mold cavity and the second mold cavity are in sliding insertion connection with the second sliding groove, the first sliding groove and the third sliding groove respectively at ends far away from the injection molding pipe, sliding rods are symmetrically in sliding insertion connection on the surfaces of the first clamp and the second clamp, and the bottoms of the sliding rods are fixedly connected with the injection molding layer.

Preferably, cooling pipelines are symmetrically and fixedly arranged between the injection molding cover and the injection molding layer and between the injection molding layer and the base.

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

when the utility model is used, firstly, the die cavity and the clamp are fixed and stabilized through the sliding mechanism, then, injection liquid is added from the injection port, the injection liquid enters the first die cavity and the second die cavity for injection through the action of the injection pipe and the splitter box, after the injection is completed, the mould and the die cavity are ejected out of the injection layer by utilizing the common thimble ejection technology after the injection is completed in reality, the pneumatic push rod is opened, the first slide block slides in the first chute, so that the injection cover is ejected up by the inserting column, simultaneously, under the linkage action, the second slide block and the third slide block respectively slide along the third chute and the second chute, the switching change of the inserting and the releasing of the inserting of the first clamp, the second clamp, the first die cavity and the second die cavity is formed, the head connecting piece for the mould realizes the stable fixing of the first clamp, the second clamp, the first die cavity and the second die cavity and the releasing of the fixing after the injection is completed, compared with the prior art, the injection molding special-shaped mold is more convenient to process, and the production rate of defective products is reduced.

Drawings

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

FIG. 2 is a schematic view of the top structure of the injection layer of the present invention;

FIG. 3 is a schematic view of the connection between the sliding mechanism and the injection layer of the present invention;

FIG. 4 is a schematic side view of the present invention;

fig. 5 is one of the structural schematic diagrams of the sliding mechanism of the present invention;

fig. 6 is a second schematic structural view of the sliding mechanism of the present invention;

fig. 7 is a third schematic view of the sliding mechanism of the present invention.

In the figure: 1. injection molding a cover; 11. an injection molding port; 2. an injection molding layer; 21. a shunt slot; 22. injection molding a tube; 23. a limiting column; 3. a base; 4. a sliding mechanism; 41. a first slider; 42. a second slider; 43. a third slider; 44. inserting the column; 45. a pneumatic push rod; 46. a fixed mount; 47. a first chute; 48. a limiting plate; 49. a third chute; 410. a limiting block; 411. a second chute; 5. a first clamp; 51. a slide bar; 6. a second clamp; 7. a first mold cavity; 8. a second mold cavity; 9. a cooling pipeline.

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 and 2, a head connection piece for a mold in the figure includes an injection molding cover 1, an injection molding layer 2 and a base 3, the top of the base 3 is fixed with the injection molding layer 2, the injection molding layer 2 is inserted with the injection molding cover 1 through a limiting post 23 in a sliding manner, the surface of the injection molding cover 1 is provided with an injection molding port 11, the top of the injection molding layer 2 is fixed with an injection molding pipe 22 corresponding to the injection molding port 11, the injection molding pipe 22 is communicated with the injection molding port 11, the top surface of the injection molding layer 2 is provided with a first clamp 5 at one side of the injection molding pipe 22, the top surface of the injection molding layer 2 is symmetrically provided with a second clamp 6 at the other side of the injection molding pipe 22, one end of the first clamp 5 and one end of the second clamp 6 are both slidably sleeved with a first mold cavity 7, the other end of the first clamp 5 and the other end of the second clamp 6 are both slidably sleeved with a second mold cavity 8, the outer wall of the injection molding layer 2 is corresponding to the first clamp 5, the second clamp 2, The second clamp 6, the first die cavity 7 and the second die cavity 8 are provided with the sliding mechanism 4 capable of fixing and keeping stable injection molding, when the device is used, the die cavity and the clamp are fixed and stable through the sliding mechanism 4, injection molding liquid is added from the injection molding port 11, the injection molding liquid enters the first die cavity 7 and the second die cavity 8 for injection molding under the action of the injection molding pipe 22 and the diversion channel 21, after injection molding is completed, the injection molding layer 2 is ejected out of the die and the die cavity by utilizing the common ejection technology of the ejector pins after injection molding is completed, and under the action of the sliding mechanism 4, the fixing stabilizing effect and the fixing releasing effect after injection molding of the first clamp 5, the second clamp 6, the first die cavity 7 and the second die cavity 8 are realized.

Referring to fig. 2 and 3, a diversion channel 21 is fixed at the bottom of an injection pipe 22 at the top of the injection layer 2, and the diversion channel 21 is respectively communicated with the first mold cavity 7 and the second mold cavity 8 at two sides, so that injection molding can be conveniently performed on the special-shaped head connecting piece.

Referring to fig. 5, 6 and 7, the sliding mechanism 4 includes a first sliding block 41, a second sliding block 42, a third sliding block 43, an inserting column 44, a pneumatic push rod 45, a fixing frame 46, a first sliding slot 47, a third sliding slot 49 and a second sliding slot 411, a first sliding slot 47 and a third sliding slot 49 are respectively disposed on the surface of the injection layer 2 corresponding to the first clamp 5, the second clamp 6, the first mold cavity 7 and the second mold cavity 8, the second sliding slot 411, the first sliding slot 47 and the third sliding slot 49 are respectively connected with the third sliding block 43, the first sliding block 41 and the second sliding block 42 in a sliding manner, the inserting column 44 is fixedly inserted on the top of the third sliding block 43, the first sliding block 41 and the second sliding block 42, the inserting column 44 is movably inserted in the bottom of the injection cover 1, the fixing frame 46 is fixed on the outer wall of the injection layer 2 corresponding to the first sliding slot 47, and the pneumatic push rod 45 is fixedly mounted on one side of the fixing frame 46 far from the injection layer 2, the extension end of the pneumatic push rod 45 is fixedly connected with the first sliding block 41, the pneumatic push rod 45 is started, the first sliding block 41 slides in the first sliding groove 47, so that the injection molding cover 1 is jacked up by the splicing column 44, and simultaneously, under the action of linkage, the second sliding block 42 and the third sliding block 43 slide in the third sliding groove 49 and the second sliding groove 411 respectively, so that the switching change of splicing and splicing removal of the first clamp 5, the second clamp 6, the first mold cavity 7 and the second mold cavity 8 is formed.

Referring to fig. 5, 6 and 7, a position of the outer wall of the injection layer 2 corresponding to the second sliding slot 411 is fixed with a limiting plate 48, and a position of the outer wall of the injection layer 2 corresponding to the third sliding slot 49 is fixed with a limiting block 410, so as to limit the sliding range of the first sliding block 41, the second sliding block 42 and the third sliding block 43 and avoid the sliding out of the sliding slots.

Referring to fig. 2 and 3, the ends of the first clamp 5, the second clamp 6, the first mold cavity 7 and the second mold cavity 8 far away from the injection pipe 22 are respectively in sliding insertion connection with the second sliding groove 411, the first sliding groove 47 and the third sliding groove 49, sliding rods 51 are symmetrically in sliding insertion connection on the surfaces of the first clamp 5 and the second clamp 6, the bottom of each sliding rod 51 is fixedly connected with the injection layer 2, after the insertion connection is released, the mold and the mold cavity are jacked up by using the existing thimble technology, and the mold cavity slides under the action of the sliding rods 51.

Referring to fig. 2 and 3, cooling pipes 9 are symmetrically and fixedly installed between the injection molding cover 1 and the injection molding layer 2 and between the injection molding layer 2 and the base 3, so as to effectively cool the inside in the injection molding process and prevent the mold from being damaged.

In the scheme, when the device is used, firstly, the mold cavity and the clamp are fixed and stabilized through the sliding mechanism 4, then, injection liquid is added from the injection port 11, the injection liquid enters the first mold cavity 7 and the second mold cavity 8 for injection through the action of the injection pipe 22 and the diversion channel 21, after the injection is finished, the mold and the mold cavity are ejected out of the injection layer 2 by utilizing the common thimble ejection technology after the injection is finished, the pneumatic push rod 45 is started, the first slide block 41 slides in the first sliding groove 47, so that the insertion column 44 ejects the injection cover 1, and simultaneously, under the linkage action, the second slide block 42 and the third slide block 43 respectively slide along the third sliding groove 49 and the second sliding groove 411 to form the switching change of the insertion and the release of the insertion of the first clamp 5, the second clamp 6, the first mold cavity 7 and the second mold cavity 8, and under the action of the sliding mechanism 4, the fixing releasing function of the first fixture 5, the second fixture 6, the first mold cavity 7 and the second mold cavity 8 after stable fixing and injection molding are achieved, compared with the prior art, the fixing releasing function is more convenient when an injection molding special-shaped mold is machined, and the production rate of inferior-quality products is reduced.

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 (6)

1. The utility model provides a head connecting piece for mould, includes injection moulding lid (1), injection moulding layer (2) and base (3), base (3) top is fixed with injection moulding layer (2), and injection moulding layer (2) have injection moulding lid (1) through spacing post (23) slip grafting, injection moulding lid (1) has seted up on the surface and has moulded plastics mouth (11), the position that injection moulding layer (2) top corresponds mouthful (11) of moulding plastics is fixed with the pipe (22) of moulding plastics, and moulds plastics pipe (22) and the mouth (11) intercommunication of moulding plastics, its characterized in that: the injection molding device is characterized in that a first clamp (5) is arranged on one side of an injection molding pipe (22) on the top surface of the injection molding layer (2), a second clamp (6) is symmetrically arranged on the other side of the injection molding pipe (22) on the top surface of the injection molding layer (2), a first mold cavity (7) is sleeved with one end of the first clamp (5) and one end of the second clamp (6) in a sliding mode, a second mold cavity (8) is sleeved with the other end of the first clamp (5) and the other end of the second clamp (6) in a sliding mode, and a sliding mechanism (4) capable of fixing and keeping injection molding stability is arranged at the positions, corresponding to the first clamp (5), the second clamp (6), the first mold cavity (7) and the second mold cavity (8), on the outer wall of the injection molding layer (2).

2. A die head attachment according to claim 1, wherein: the top of the injection molding layer (2) is positioned at the bottom of the injection molding pipe (22) and is fixed with a diversion channel (21), and the diversion channel (21) is respectively communicated with the first mold cavity (7) and the second mold cavity (8) on the two sides.

3. A die head attachment according to claim 1, wherein: the sliding mechanism (4) comprises a first sliding block (41), a second sliding block (42), a third sliding block (43), an insertion column (44), a pneumatic push rod (45), a fixing frame (46), a first sliding groove (47), a third sliding groove (49) and a second sliding groove (411), the positions, corresponding to the first clamp (5), the second clamp (6), the first mold cavity (7) and the second mold cavity (8), on the surface of the injection molding layer (2) are respectively provided with a second sliding groove (411), a first sliding groove (47) and a third sliding groove (49), the interiors of the second sliding groove (411), the first sliding groove (47) and the third sliding groove (49) are respectively connected with the third sliding block (43), the first sliding block (41) and the second sliding block (42) in a sliding mode, the tops of the third sliding block (43), the first sliding block (41) and the second sliding block (42) are fixedly inserted with the insertion column (44), and the insertion column (44) is movably inserted and connected with the bottom of the injection molding cover (1), the position that moulds plastics layer (2) outer wall corresponds first spout (47) is fixed with mount (46), and one side fixed mounting that mould plastics layer (2) was kept away from in mount (46) has pneumatic push rod (45), the extension end and first slider (41) fixed connection of pneumatic push rod (45).

4. A die head attachment according to claim 2, wherein: the position of the outer wall of the injection molding layer (2) corresponding to the second sliding groove (411) is fixed with a limiting plate (48), and the position of the outer wall of the injection molding layer (2) corresponding to the third sliding groove (49) is fixed with a limiting block (410).

5. The die head connector according to claim 4, wherein: the injection molding device is characterized in that one ends, far away from an injection molding pipe (22), of the first clamp (5), the second clamp (6), the first mold cavity (7) and the second mold cavity (8) are in sliding insertion connection with the second sliding groove (411), the first sliding groove (47) and the third sliding groove (49) respectively, sliding rods (51) are symmetrically in sliding insertion connection on the surfaces of the first clamp (5) and the second clamp (6), and the bottoms of the sliding rods (51) are fixedly connected with the injection molding layer (2).

6. A die head attachment according to claim 1, wherein: and cooling pipelines (9) are symmetrically and fixedly arranged between the injection molding cover (1) and the injection molding layer (2) and between the injection molding layer (2) and the base (3).

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