CN210791862U - Injection mold for blade pushing piece of utility knife - Google Patents
Injection mold for blade pushing piece of utility knife Download PDFInfo
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- CN210791862U CN210791862U CN201921540225.0U CN201921540225U CN210791862U CN 210791862 U CN210791862 U CN 210791862U CN 201921540225 U CN201921540225 U CN 201921540225U CN 210791862 U CN210791862 U CN 210791862U
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Abstract
The utility model provides an art designer's sword blade pushes away a injection mold belongs to injection mold technical field. This art designer's sword blade pushes away a injection mold includes: the fixed die comprises a die holder and a lower die, and two sliders are movably arranged on the lower die and are arranged at two sides of the lower die in a row; the movable mould, including the mould, insert the feeding connecting piece of establishing at last mould middle part, the lower mould face is towards on the surface of mould, it encloses the formation upper cover die cavity to be equipped with first die cavity and three respectively on the surface of mould down and the slider to go up the mould face, the upper cover die cavity is located the middle part that the lower mould and last mould enclosed the region, on the surface of mould down, the upper mould face is towards the mould, the second die cavity that still is equipped with mutual adaptation respectively and the two encloses the formation base die cavity on the surface of mould down, the base die cavity is located upper cover die cavity periphery, the feeding connecting piece has the feed inlet, and the feeding connecting piece passes last mould and make the feed inlet simultaneously with each upper cover die cavity, the base die cavity intercommunication. This art designer's sword blade pushes away a injection mold has the advantage that can satisfy full-automatic production demand.
Description
Technical Field
The utility model belongs to the technical field of injection mold, a utility knife blade pushes away a injection mold is related to, especially a utility knife blade pushes away a injection mold suitable for injection moulding utility knife blade pushes away upper cover and base of piece.
Background
The upper cover and the base in the blade pushing piece of the utility knife are generally formed by adopting an injection mold. Most of the injection molding molds for blade pushing parts in the current market have the following defects: firstly, the capacity is low, and the demand of the order cannot be met; secondly, the manufacturing cost and the labor cost are large; thirdly, the waste of raw materials is serious. Therefore, an injection mold which can meet the requirements of full-automatic production and has high productivity needs to be designed.
SUMMERY OF THE UTILITY MODEL
The utility model aims at having the above-mentioned problem to current technique, provided an art designer's sword blade pushes away a injection mold that can satisfy full-automatic production demand and productivity is high.
The purpose of the utility model can be realized by the following technical proposal: an art knife blade pushes away a piece injection mold, includes:
the fixed die comprises a die holder and a lower die arranged on the die holder, and two sliders are movably arranged on the lower die and are arranged at two sides of the lower die in a row;
the movable mould, including the last mould that is located the lower mould top, insert the feeding connecting piece of establishing in last mould middle part, the lower mould face is towards the first die cavity and the three that are equipped with mutual adaptation on the surface of mould on, the last mould face towards the lower mould and on the slider respectively and surround and form upper cover die cavity, upper cover die cavity is located the lower mould and surrounds regional middle part with last mould, on the lower mould face towards the mould on the surface, the last mould face towards the lower mould still be equipped with the second die cavity of mutual adaptation respectively on the surface and the two surrounds and form the base die cavity, the base die cavity is located upper cover die cavity periphery, the feeding connecting piece has the feed inlet, and the feeding connecting piece passes last mould and makes the feed inlet communicate with each upper cover die cavity, base die cavity simultaneously.
As a further improvement, the feeding connecting piece is provided with a feeding structure in a goat horn shape.
As a further improvement, the lower mould, go up mould, slider surround two sets of upper cover die cavity that form symmetric distribution, and every group upper cover die cavity is close to one of them slider setting, lower mould, last mould surround and form two sets of base die cavities, the upper cover die cavity is located between two sets of base die cavities, the clearance has between base die cavity and the slider, feed connection spare's feed inlet is located two sets of upper cover die cavities and surrounds regional middle part.
As a further improvement, the upper cover cavity of each group is set to be distributed in the left and right directions, and the base cavity of each group is set to be distributed in the front and back directions.
As a further improvement, the utility model discloses a can dismantle on last mould and inlay two decorative patterns that are equipped with and two sets of upper cover die cavity one-to-one insert, the decorative pattern is inserted the face and is equipped with first die cavity on the surface of lower mould, the decorative pattern is inserted and is encircled above-mentioned two sets of upper cover die cavities with lower mould, slider.
As the utility model discloses a further improvement, oblique guide pillar is worn to be equipped with in the slope of slider middle part, the guide pillar is connected between last mould and lower mould to one side, the slider can slide on corresponding oblique guide pillar along predetermineeing the orbit.
As a further improvement, each edge of lower mould is the upwards protruding stopper that forms, go up the die face towards the corresponding corner position of lower mould dig be equipped with the spacing breach of stopper adaptation, during movable mould and cover half compound die, the stopper with correspond the butt joint of spacing breach.
As a further improvement of the utility model, each edge of lower mould and last mould is connected through guide structure respectively, guide structure including inserting the guide pin bushing that establishes on the lower mould and pass the guide pillar that corresponds the stopper, with the guide pillar adaptation, the guide pin bushing is installed and is corresponded spacing breach department at last mould.
Based on the technical scheme, the embodiment of the utility model provides a can produce following technological effect at least: the utility knife blade pushing piece injection mold is compact and reasonable in overall structure design, a cavity is formed by enclosing the upper mold, the lower mold and the sliding block, the cavity comprises an upper cover cavity capable of forming an upper cover of a knife blade pushing piece and a base cavity capable of forming a base of the knife blade pushing piece, a plurality of products can be simultaneously injection molded, the capacity is high, and the full-automatic production requirement can be met; each part easy dismounting, it is simple high-efficient to maintain, and this injection mold still prefers to adopt twice ejecting mould structure, sets up the medium plate between lower mould and die holder to install the thimble structure that is used for ejecting product on the lower mould, ejecting material pole for the first time, ejecting product for the second time, more can satisfy full-automatic production demand.
Drawings
The following detailed description of embodiments of the invention is provided with reference to the accompanying drawings, in which:
fig. 1 is a schematic structural diagram of a preferred embodiment of the present invention.
Fig. 2 is a partial schematic structural diagram of a preferred embodiment of the present invention.
Fig. 3 is an exploded view of a portion of the structure of a preferred embodiment of the present invention.
In the figure, 100, fixed die; 110. a die holder; 120. a lower die; 121. a limiting block; 130. a slider; 140. an inclined guide post; 150. a middle plate; 200. moving the mold; 210. an upper die; 211. a limiting notch; 220. a feed connection; 230. a pattern insert; 300. an upper cover cavity; 400. a base cavity; 510. a guide post; 520. and (4) guiding a sleeve.
Detailed Description
The following are specific embodiments of the present invention and the accompanying drawings are used to further describe the technical solution of the present invention, but the present invention is not limited to these embodiments.
The technical solution provided by the present invention is explained in more detail with reference to fig. 1 to 3.
The utility model provides an art designer's sword blade pushes away a injection mold can be arranged in upper cover and the base of die-casting shaping art designer's sword blade pushing away piece.
As shown in fig. 1 to 3, the injection mold for the blade pushing piece of the utility knife comprises:
the fixed die 100 comprises a die holder 110 and a lower die 120 arranged on the die holder 110, and two sliders 130 arranged at two sides of the lower die 120 in a row are movably arranged on the lower die 120;
the moving die 200 comprises an upper die 210 located above the lower die 120 and a feeding connecting piece 220 inserted in the middle of the upper die 210, wherein the surface of the lower die 120 facing the upper die 210, the surface of the upper die 210 facing the lower die 120 and the slider 130 are respectively provided with a first die cavity matched with each other, the first die cavity, the second die cavity, the third die cavity and the upper die cavity 300 are encircled to form an upper cover die cavity 300, the upper cover die cavity 300 is located in the middle of the encircled area of the lower die 120 and the upper die 210, the surface of the lower die 120 facing the upper die 210 and the surface of the upper die 210 facing the lower die 120 are respectively provided with a second die cavity matched with each other, the second die cavities and the second die cavities are encircled to form a base die cavity 400, the base die cavity 400 is located at the periphery of the upper cover die cavity 300, the feeding connecting piece 220 is provided.
The utility knife blade pushing piece injection mold is compact and reasonable in overall structure design, a cavity is formed by enclosing the upper mold 210, the lower mold 120 and the sliding block 130, the cavity comprises an upper cover cavity 300 capable of forming an upper cover of a knife blade pushing piece and a base cavity 400 capable of forming a base of the knife blade pushing piece, a plurality of products can be simultaneously injection molded, the productivity is high, the feeding position is good, the product arrangement position is reasonable, and the full-automatic production requirement can be met; each part easy dismounting, it is simple high-efficient to maintain, and this injection mold still prefers to adopt twice ejecting mould structure, sets up medium plate 150 between lower mould 120 and die holder 110 to install the thimble structure that is used for ejecting product on medium plate 150, ejection material pole for the first time, ejection product for the second time, more can satisfy full automatic production demand.
Further, the preferred feeding connecting piece 220 of present case is provided with goat horn shape feeding structure, and whole mould feed position arranges rationally, guarantees with each die cavity reliable butt joint, guarantees feeding efficiency and stability.
For the rationality and the productivity of further guaranteeing the overall arrangement, preferably, lower mould 120, last mould 210, slider 130 surround two sets of upper cover die cavity 300 that form the symmetric distribution, every group upper cover die cavity 300 is close to one of them slider 130 setting, lower mould 120, last mould 210 surround and form two sets of base die cavity 400, upper cover die cavity 300 is located between two sets of base die cavity 400, the clearance has between base die cavity 400 and the slider 130, the feed inlet of feed connection spare 220 is located two sets of upper cover die cavity 300 and surrounds regional middle part, and such structural arrangement can avoid the interference influence between upper cover die cavity 300 and the base die cavity 400 in the production, and feeding, the ejection of compact are smooth and easy, and whole injection mold reliable operation, and stability is good, can satisfy the batched automation production demand.
Further, spatially, it is preferable that each set of the upper cover cavities 300 is disposed to be distributed in two right and left directions, and each set of the base cavities 400 is disposed to be distributed in two front and rear directions.
Preferably, two insert patterns 230 corresponding to the two sets of upper cover cavities 300 one by one are detachably embedded in the upper die 210, a first cavity is arranged on the surface of the insert pattern 230 facing the lower die 120, and the insert patterns 230, the lower die 120 and the slide block 130 surround to form the two sets of upper cover cavities 300.
The present case sets up removable decorative pattern insert 230, can satisfy more upper cover decorative pattern production demands, and the commonality is wider and change the maintenance convenience, and the installation back is inseparable with the lower mould 120 cooperation, guarantees yield and finished product quality, relies on to change the demand that insert can satisfy different customers.
Further, in order to ensure the moving stability and reliable operation of the slider 130, preferably, an inclined guide post 140 is obliquely inserted into the middle of the slider 130, the inclined guide post 140 is connected between the upper die and the lower die, and the slider 130 can slide on the corresponding inclined guide post 140 along a preset track.
In order to enable the matching and butt joint of the fixed mold and the movable mold to be more compact and ensure the reliability of the alignment and mold closing, the corners of the lower mold 120 are preferably upwards protruded to form the limiting blocks 121, the corresponding corners of the upper mold 210 facing the lower mold 120 are dug with limiting notches 211 matched with the limiting blocks 121, and when the movable mold and the fixed mold are closed, the limiting blocks 121 are in butt joint with the corresponding limiting notches 211.
During operation, the movable mold and the fixed mold are assembled, and the limiting block 121 is clamped/clamped with the corresponding limiting notch 211, so that the limiting effect and the connection stability are ensured.
Further, in order to make the connection more reliable and set the guiding effect, it is preferable that each corner of the lower die 120 and the upper die 210 is connected by a guiding structure, the guiding structure includes a guide pillar 510 inserted on the lower die 120 and passing through the corresponding limiting block 121, and a guide sleeve 520 adapted to the guide pillar 510, and the guide sleeve 520 is installed at the position of the upper die 210 corresponding to the limiting notch 211.
In conclusion, when the injection mold is produced, the designed material rods are shorter, the forming time is shorter, the number of mold cavities is increased, and the productivity can be improved by at least 50%; the full-automatic production requirement can be met, and the labor cost is reduced by at least 50%; the feeding position and the product position in the scheme are more compact and shorter, and the loss of raw materials is reduced by at least 20%; the basic appearance part of the finished product of the mold is smooth and has no burrs.
The specific embodiments described herein are merely illustrative of the spirit of the invention. Various modifications, additions and substitutions for the specific embodiments described herein may be made by those skilled in the art without departing from the spirit of the invention or exceeding the scope of the invention as defined in the accompanying claims.
Claims (8)
1. The utility model provides an art knife blade pushes away a piece injection mold which characterized in that: the method comprises the following steps:
the fixed die comprises a die holder and a lower die arranged on the die holder, and two sliders are movably arranged on the lower die and are arranged at two sides of the lower die in a row;
the movable mould, including the last mould that is located the lower mould top, insert the feeding connecting piece of establishing in last mould middle part, the lower mould face is towards the first die cavity and the three that are equipped with mutual adaptation on the surface of mould on, the last mould face towards the lower mould and on the slider respectively and surround and form upper cover die cavity, upper cover die cavity is located the lower mould and surrounds regional middle part with last mould, on the lower mould face towards the mould on the surface, the last mould face towards the lower mould still be equipped with the second die cavity of mutual adaptation respectively on the surface and the two surrounds and form the base die cavity, the base die cavity is located upper cover die cavity periphery, the feeding connecting piece has the feed inlet, and the feeding connecting piece passes last mould and makes the feed inlet communicate with each upper cover die cavity, base die cavity simultaneously.
2. The utility knife blade ejector injection mold of claim 1, wherein: the feeding connecting piece is provided with a goat horn-shaped feeding structure.
3. The utility knife blade ejector injection mold of claim 1, wherein: the lower mould, go up mould, slider surround and form two sets of upper cover die cavity of symmetric distribution, and every group upper cover die cavity is close to one of them slider setting, lower mould, last mould surround and form two sets of base die cavities, the upper cover die cavity is located between two sets of base die cavities, the clearance has between base die cavity and the slider, the feed inlet of feeding connecting piece is located two sets of upper cover die cavities and surrounds regional middle part.
4. The utility knife blade ejector injection mold of claim 3, wherein: every group upper cover die cavity sets up to controlling two that distribute, and every group base die cavity sets up to distributing two around.
5. The utility knife blade ejector injection mold of claim 3, wherein: the upper die is detachably embedded with two pattern inserts which are in one-to-one correspondence with the two groups of upper cover die cavities, the surface of the pattern insert facing the lower die is provided with a first die cavity, and the pattern insert, the lower die and the sliding block surround to form the two groups of upper cover die cavities.
6. The utility knife blade ejector injection mold of claim 1, wherein: an inclined guide post is obliquely arranged in the middle of the sliding block in a penetrating mode, the inclined guide post is connected between the upper die and the lower die, and the sliding block can slide on the corresponding inclined guide post along a preset track.
7. The injection mold for the blade pusher of the utility knife according to any one of claims 1 to 6, wherein: each edge of the lower die protrudes upwards to form a limiting block, a limiting notch matched with the limiting block is dug in the position, facing the corresponding corner of the lower die, of the upper die surface, and when the movable die and the fixed die are assembled, the limiting block is in butt joint with the corresponding limiting notch.
8. The utility knife blade stripper injection mold of claim 7, wherein: the guide structure comprises a guide pillar inserted on the lower die and penetrating through the corresponding limiting block and a guide sleeve matched with the guide pillar, and the guide sleeve is arranged at the position of the upper die corresponding to the limiting notch.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921540225.0U CN210791862U (en) | 2019-09-16 | 2019-09-16 | Injection mold for blade pushing piece of utility knife |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921540225.0U CN210791862U (en) | 2019-09-16 | 2019-09-16 | Injection mold for blade pushing piece of utility knife |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN210791862U true CN210791862U (en) | 2020-06-19 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201921540225.0U Active CN210791862U (en) | 2019-09-16 | 2019-09-16 | Injection mold for blade pushing piece of utility knife |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN210791862U (en) |
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2019
- 2019-09-16 CN CN201921540225.0U patent/CN210791862U/en active Active
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