CN218803749U - Novel mould of bullet needle structure - Google Patents

Novel mould of bullet needle structure Download PDF

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Publication number
CN218803749U
CN218803749U CN202223190898.2U CN202223190898U CN218803749U CN 218803749 U CN218803749 U CN 218803749U CN 202223190898 U CN202223190898 U CN 202223190898U CN 218803749 U CN218803749 U CN 218803749U
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China
Prior art keywords
bullet needle
endotheca
ball
needle
bullet
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CN202223190898.2U
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Chinese (zh)
Inventor
陈航
陈晓东
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Yili Xiamen Technology Co ltd
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Yili Xiamen Technology Co ltd
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    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02P—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN THE PRODUCTION OR PROCESSING OF GOODS
    • Y02P40/00—Technologies relating to the processing of minerals
    • Y02P40/50—Glass production, e.g. reusing waste heat during processing or shaping
    • Y02P40/57—Improving the yield, e-g- reduction of reject rates

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Abstract

The utility model provides a novel mould of bullet needle structure, second side slider opens respectively has the shoulder hole, be provided with bullet needle subassembly in the shoulder hole, bullet needle subassembly includes bullet needle and bullet needle down, set up the adapter sleeve between bullet needle and the bullet needle down, the adapter sleeve includes overcoat, endotheca and ball, the slidable cover of endotheca is established at the overcoat, the overcoat is installed at the shoulder hole upside, overcoat inside wall upside sets up first step, bullet needle upside connects the downside of endotheca down, endotheca lateral wall circumference is opened has a plurality of ball holes, the ball is arranged in the ball hole, the aperture at ball hole both ends is less than the ball diameter, upward bullet needle downside circumference is opened has semicircular groove, bullet needle cover establishes the spring down; the utility model discloses a panel drives and goes up the bullet needle and shifts up along the endotheca, and the endotheca drives down the bullet needle and shifts up to deviate from the product, and the ball withdraws from semi-circular recess when the endotheca shifts up to first step, goes up bullet needle and endotheca separation, carries out the die sinking of next step, avoids the bullet needle can't deviate from the product, can't carry out the problem of die sinking on next step.

Description

Novel mould of bullet needle structure
Technical Field
The utility model relates to a mould field particularly, relates to a novel mould of bullet needle structure.
Background
The mould is the instrument that is used for making the shaping product, make the product of different shapes through the different shapes of mould, scanning rifle handle casing surface as shown in fig. 1 is provided with the recess of back taper, what current mould adopted when the back taper recess of scanning rifle handle casing surface is moulded plastics to the shaping is bullet needle, the spring is established to the cover on the bullet needle, the panel pushes down bullet needle compression spring and stretches into the die cavity of moulding plastics when the compound die is moulded plastics, a recess for shaping the back taper, utilize the resilience of spring to make bullet needle lower extreme follow scanning rifle handle casing auto-eject during the die sinking, make things convenient for the subsequent die sinking of mould, nevertheless descend at spring elasticity and bullet needle lower extreme and the adhesive force of scanning rifle handle casing can lead to only relying on the spring can't make bullet needle lower extreme pop out from the shaping scanning rifle handle casing, lead to unable die sinking that gets into next step, cause the problem that the die sinking efficiency is low.
SUMMERY OF THE UTILITY MODEL
The utility model provides a novel mould of bullet needle structure aims at solving the technical problem that how to guarantee that the bullet needle lower extreme can withdraw from the product smoothly when the die sinking.
In order to achieve the above purpose, the utility model adopts the following technical scheme: a mould with a novel elastic needle structure comprises a panel, an upper movable mould, a mould core, a lower movable mould, an ejector plate and a base from top to bottom, wherein the mould core comprises a lower mould core, a first side slide block and two second side slide blocks, and the lower mould core, the first side slide block and the two second side slide blocks form a cavity of a formed product;
the two second side sliding blocks are respectively provided with a stepped hole from top to bottom, a bullet needle assembly is arranged in the stepped hole and comprises an upper bullet needle and a lower bullet needle, a connecting sleeve is arranged between the upper bullet needle and the lower bullet needle, the upper end of the upper bullet needle is connected with the panel, the connecting sleeve comprises an outer sleeve, an inner sleeve and balls, the inner sleeve is slidably sleeved on the outer sleeve, the outer sleeve is detachably mounted on the upper side of the stepped hole, a first step is arranged on the upper side of the inner side wall of the outer sleeve, the upper side of the lower bullet needle is connected with the lower side of the inner sleeve, a plurality of ball holes are circumferentially formed in the side wall of the inner sleeve, the balls are arranged in the ball holes, the diameters of two ends of the ball holes are smaller than the diameters of the balls, and a semicircular groove is circumferentially formed in the lower side of the upper bullet needle;
the lower elastic needle is arranged below the connecting sleeve and provided with a clamping shaft, the lower elastic needle is arranged on the lower side of the clamping shaft and provided with a spring, a second step is arranged in the stepped hole, and one end of the spring is abutted against the other end of the second step and is abutted against the clamping shaft.
Furthermore, a cushion block is arranged on one side, close to the upper movable die, of the panel, and the two upper elastic needles are connected with the cushion block.
Furthermore, a slide rail and a third side slide block positioned on the slide rail are arranged on the end surface of one second side slide block facing the other second side slide block, a slide shaft is arranged on the end surface of the other second side slide block, and a forming rod is arranged on one side of the third side slide block close to the cavity.
Furthermore, the lower die core is provided with an L-shaped ejector rod, and the vertical part of the ejector rod extends downwards to the ejector plate and is fixed.
Furthermore, two guide grooves are formed in two sides of the lower die core of the lower moving die respectively, each guide groove is provided with a sliding plate, the two sliding plates on the same side are connected with one second side sliding block, the two sliding plates on the other side are connected with the other second side sliding block, a guide post is arranged on the lower end face of the upper moving die and can penetrate through the sliding plates in a sliding mode.
Furthermore, the outer sleeve is further provided with a protruding part, a fixing hole is formed in the protruding part, and a bolt penetrates through the fixing hole to fix the outer sleeve on the stepped hole of the upper movable die.
Compared with the prior art, the beneficial effects of the utility model are that:
the utility model relates to a novel mould of bullet needle structure simple structure, reasonable in design is ingenious, second side slider opens respectively has the shoulder hole, be provided with bullet needle subassembly in the shoulder hole, bullet needle subassembly includes bullet needle and lower bullet needle, set up the adapter sleeve between bullet needle and the lower bullet needle, the adapter sleeve includes overcoat, endotheca and ball, endotheca slidable cover is established at the overcoat, overcoat detachable installs at the shoulder hole upside, overcoat inside wall upside sets up first step, the downside of endotheca is connected to lower bullet needle upside, endotheca lateral wall circumference is opened has a plurality of ball holes, the ball is arranged in the ball hole, the aperture at ball hole both ends is less than the ball diameter, bullet needle downside circumference is opened has semicircular groove, lower bullet needle cover establishes the spring; the utility model discloses a panel drives and goes up the bullet needle and shifts up along the endotheca, and the endotheca drives down the bullet needle and shifts up and deviate from the product, and the ball withdraws from semicircular groove when the endotheca shifts up to first step, goes up bullet needle and endotheca separation, and the second sideslip piece is arranged in to endotheca and bullet needle down in, carries out the die sinking of next step, avoids the bullet needle can't deviate from the product, can't carry out die sinking on next step.
Drawings
In order to more clearly illustrate the technical solution of the embodiments of the present invention, the drawings which are required to be used in the embodiments will be briefly described below, it should be understood that the following drawings only illustrate some embodiments of the present invention and therefore should not be considered as limiting the scope, and that for those skilled in the art, other related drawings can be obtained according to these drawings without inventive efforts.
FIG. 1 is a schematic view of a scanning gun handle housing;
fig. 2 is a schematic view of the structure of the mold of the bullet needle structure of the present invention;
fig. 3 is a schematic structural explosion diagram of the mold with the bullet needle structure according to the present invention;
fig. 4 is an exploded view of the bullet needle structure of the mold of the present invention;
fig. 5 is a schematic diagram of the bullet needle structure of the mold with a bullet needle structure according to the present invention;
fig. 6 is a schematic view of a second side slide block structure of the mold with a bullet needle structure according to the present invention;
fig. 7 is a schematic structural view of another second side slide block of the mold with a bullet needle structure according to the present invention;
fig. 8 is a schematic diagram of a panel structure of the mold with the bullet needle structure according to the present invention;
fig. 9 is a schematic structural view of the ejector rod and the lower mold core of the mold with the bullet needle structure of the present invention.
Description of the main elements
10. A panel; 101. cushion blocks;
20. moving the mold upwards;
30. a mold core;
31. a lower die core;
32. a first side slide block;
33. a second side slide block; 331. a stepped hole; 332. a jacket; 3321. a first step; 333. an inner sleeve; 3331. a ball hole; 334. upward bouncing a needle; 3341. a semicircular groove; 335. a needle is flicked; 3351. a spring; 3352. clamping a shaft; 336. a ball bearing; 337. a third side slider; 3371. forming a rod; 338. a sliding shaft;
40. a lower moving die;
50. an ejector plate; 501. a top rod;
60. a base;
70. a scanning gun handle housing; 701. an inverted conical groove; 702. and (7) positioning the holes.
Detailed Description
To make the objects, technical solutions and advantages of the embodiments of the present invention clearer, the drawings of the embodiments of the present invention are combined to clearly and completely describe the technical solutions of the embodiments of the present invention, and obviously, the described embodiments are 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. Thus, the following detailed description of the embodiments of the present invention, presented in the accompanying drawings, is not intended to limit the scope of the invention, as claimed, but is merely representative of selected embodiments of the invention. Based on the embodiments of the present invention, all other embodiments obtained by a person skilled in the art without creative efforts belong to the protection scope of the present invention.
In the present invention, unless otherwise expressly stated or limited, the terms "mounted," "connected," and "fixed" are to be construed broadly and may, for example, be fixedly connected, detachably connected, or integrally formed; can be mechanically or electrically connected; either directly or indirectly through intervening media, either internally or in any other relationship. The specific meaning of the above terms in the present invention can be understood according to specific situations by those skilled in the art.
In the present disclosure, unless expressly stated or limited otherwise, the first feature "on" or "under" the second feature may comprise direct contact between the first and second features, or may comprise contact between the first and second features not directly. Also, the first feature "on," "above" and "over" the second feature may include the first feature being directly above and obliquely above the second feature, or simply indicating that the first feature is at a higher level than the second feature. A first feature being "under," "below," and "beneath" a second feature includes the first feature being directly under and obliquely below the second feature, or simply meaning that the first feature is at a lesser elevation than the second feature.
Examples
Referring to fig. 2-3, the utility model discloses a novel mould of bullet needle structure, including top-down's panel 10, go up movable mould 20, mould benevolence 30, lower movable mould 40, thimble board 50 and base 60, mould benevolence 30 includes lower mould benevolence 31, first side slider 32 and two second side sliders, and lower mould benevolence 31, first side slider 32 and two second side sliders constitute the die cavity of shaping product, are used for the shaping scanning rifle handle shell body with the hot melt adhesive through injecting glue mouth to die cavity.
Referring to fig. 4-8, the two second side sliding blocks 33 are respectively provided with a stepped hole 331 from top to bottom, a pogo pin assembly is arranged in the stepped hole 331, the pogo pin assembly comprises an upper pogo pin 334 and a lower pogo pin 335, a connecting sleeve is arranged between the upper pogo pin 334 and the lower pogo pin 335, the upper end of the upper pogo pin 334 is connected with the panel 10, the connecting sleeve comprises an outer sleeve 332, an inner sleeve 333 and balls 336, the inner sleeve 333 is slidably sleeved on the outer sleeve 332, the outer sleeve 332 is detachably mounted on the upper side of the stepped hole 331, a first step 3321 is arranged on the upper side of the inner side wall of the outer sleeve 332, the upper side of the lower pogo pin 335 is connected with the lower side of the inner sleeve 333, a plurality of ball holes 3331 are circumferentially arranged on the side wall of the inner sleeve 333, the balls 336 are arranged in the ball holes 3331, the diameters of the two ends of the ball holes 3331 are smaller than the diameters of the balls 336, and semicircular grooves 3341 are circumferentially arranged on the lower side of the upper pogo pin 334; the lower spring needle 335 is provided with a clamping shaft 3352 below the connecting sleeve, the lower spring needle 335 is provided with a spring 3351 at the lower side of the clamping shaft 3352, a second step is arranged in the stepped hole 331, one end of the spring 3351 is abutted against the second step, and the other end of the spring 3351 is abutted against the clamping shaft 3352.
Continuing to refer to fig. 4-8, the outer sleeve 332 of the present invention is provided with a protrusion, the protrusion is provided with a fixing hole, a bolt passes through the fixing hole to fix the outer sleeve 332 on the upper side of the stepped hole 331 of the upper moving mold 20, and a bullet needle assembly is conveniently disassembled and assembled by adopting the bolt to disassemble and fix, specifically, in a mold closing state, the panel 10 presses down the upper bullet needle 334 to drive the inner sleeve 333 to move down, so that the ball hole 3331 of the side wall of the inner sleeve 333 is positioned below the first step 3321, the outer sleeve 332 pushes the ball 336 to roll in the semicircular groove 3341 of the upper bullet needle 334, the ball 336 is clamped in the semicircular groove 3341 and the ball hole 3331, the volume of the ball 336 placed in the ball hole 3331 is larger than the volume of the ball 336 placed in the semicircular groove 3341, at this time, the upper bullet needle 334 and the lower bullet needle 335 are fixedly connected, the lower end of the lower bullet needle 335 is pushed to be placed in the cavity for forming the inverted cone groove 701 for forming the surface of the outer shell of the scanning gun handle while compressing the spring 3351, when the mold is separated, the panel 10 drives the upper pogo pin 334 to move upwards to drive the inner sleeve 333 to be pulled out from the inverted cone-shaped groove 701 of the product together with the lower pogo pin 335, when the ball hole 3331 of the inner sleeve 333 moves to the first step 3321 of the outer sleeve 332, the semicircular groove 3341 of the upper pogo pin 334 moves upwards to push the ball 336 to roll to a side close to the first step 3321 to move, so that the upper pogo pin 334 and the lower pogo pin 335 are separated, the panel 10 moves upwards while driving the lower pogo pin 335 to be pulled out from the inverted cone-shaped groove 701 on the surface of the outer shell of the handle of the scanning gun, the lower pogo pin 335 separated from the upper pogo pin 334 and the inner sleeve 333 are placed in the stepped hole 331 of the second side slide block 33 under the action of the spring 3351, and it is ensured that the pogo pin for forming the inverted cone-shaped groove 701 is pulled out from the product, and the mold opening of the next step is not affected. Furthermore, a cushion block 101 is arranged on one side, close to the upper moving die 20, of the panel 10, the two upper elastic needles 334 are connected with the cushion block 101, the two upper elastic needles 334 are fixed on the cushion block 101, and the cushion block 101 is fixed on the panel 10, so that the panel 10 moves upwards while the two upper elastic needles 334 are driven to move upwards, and the die opening efficiency and accuracy are improved.
Referring to fig. 3, 6, and 7, a slide rail and a third side slider 337 on the slide rail are disposed on an end surface of one second side slider 33 facing the other second side slider 33, a slide shaft 338 is disposed on an end surface of the other second side slider 33, the slide shaft 338 slidably penetrates through the third side slider 337, and a forming rod 3371 is disposed on a side of the third side slider 337 close to the cavity, specifically, when the two second side sliders 33 are separated, the slide shaft 338 can drive the third side slider 337 to move along the slide rail toward a side far from the cavity to drive the forming rod 3371 to be drawn out from the cavity, and when the two second side sliders 33 are closed, the slide shaft 338 pushes the third side slider 337 to move along the slide rail toward a side close to the cavity to drive the forming rod 3371 to enter the cavity, and the forming rod 3371 is used for forming the positioning hole 702 of the handle housing 70 of the scanning gun. Further, lower mould benevolence 31 sets up L type ejector pin 501, and the vertical portion downwardly extending of ejector pin 501 reaches ejector plate 50 and fixed, and when the compound die was moulded plastics, ejector pin 501 and lower mould benevolence 31 constitute the core of shaping scanning rifle handle casing 70, and during the die sinking, ejector pin plate 50 promoted ejector pin 501 and promoted scanning rifle handle casing 70 and deviate from the core, can also assist the drawing of patterns effect when playing the shaping.
Referring to fig. 3, the lower moving die 40 is provided with two guide grooves on two sides of the lower die core 31, the guide grooves are provided with sliding plates, two sliding plates on the same side are connected with a second side sliding block 33, two sliding plates on the other side are connected with another second side sliding block 33, the lower end face of the upper moving die 20 is provided with a guide post, the guide post slidably penetrates through the sliding plates, the two sliding plates are connected to drive the second side sliding block 33 to move, the smoothness of the movement of the second side sliding block 33 is ensured, and the phenomenon that the second side sliding block 33 is blocked during the die opening process to influence the die opening of the die is avoided.
The mold opening process comprises: firstly, the panel 10 moves upwards to drive the upper elastic needle 334 and the lower elastic needle 335 to be separated from the inverted cone-shaped groove 701 of the scanning gun handle outer shell, the panel 10 moves upwards continuously, the upper elastic needle 334 is separated from the lower elastic needle 335, the lower elastic needle 335 is retained in the stepped hole 331 of the second side slide block 33 under the action of the spring 3351, then the upper movable die 20 drives the two second side slide blocks 33 to move towards two sides to drive the forming rod 3371 to be separated from the product, then the first side slide block 32 moves towards one side far away from the cavity, and finally the ejector plate 50 pushes the ejector rod 501 to push the scanning gun handle outer shell to be separated from the lower mold core 31, so that the demolding of the product is completed.
The above description is only a preferred embodiment of the present invention and is not intended to limit the present invention, and various modifications and changes may be made by those skilled in the art. Any modification, equivalent replacement, or improvement made within the spirit and principle of the present invention should be included in the protection scope of the present invention.

Claims (6)

1. The utility model provides a novel mould of bullet needle structure, includes top-down's panel, goes up movable mould, mould benevolence, lower movable mould, thimble board and base, mould benevolence includes lower mould benevolence, first side slider and two second side sliders, lower mould benevolence first side slider and two the second side slider constitutes the die cavity of shaping product, its characterized in that:
the two second side sliding blocks are respectively provided with a stepped hole from top to bottom, a bullet needle assembly is arranged in the stepped hole and comprises an upper bullet needle and a lower bullet needle, a connecting sleeve is arranged between the upper bullet needle and the lower bullet needle, the upper end of the upper bullet needle is connected with the panel, the connecting sleeve comprises an outer sleeve, an inner sleeve and balls, the inner sleeve is slidably sleeved on the outer sleeve, the outer sleeve is detachably mounted on the upper side of the stepped hole, a first step is arranged on the upper side of the inner side wall of the outer sleeve, the upper side of the lower bullet needle is connected with the lower side of the inner sleeve, a plurality of ball holes are circumferentially formed in the side wall of the inner sleeve, the balls are arranged in the ball holes, the diameters of two ends of the ball holes are smaller than the diameters of the balls, and a semicircular groove is circumferentially formed in the lower side of the upper bullet needle;
the lower elastic needle is arranged below the connecting sleeve and provided with a clamping shaft, the lower elastic needle is arranged on the lower side of the clamping shaft and provided with a spring, a second step is arranged in the stepped hole, and one end of the spring is abutted against the other end of the second step and is abutted against the clamping shaft.
2. The mold of the new type bullet needle structure according to claim 1, characterized in that: and a cushion block is arranged on one side of the panel close to the upper movable die, and the two upper elastic needles are connected with the cushion block.
3. The mold of the new type bullet needle structure according to claim 1, characterized in that: the end face, facing the other second side sliding block, of the second side sliding block is provided with a sliding rail and a third side sliding block located on the sliding rail, the end face of the other second side sliding block is provided with a sliding shaft, and one side, close to the cavity, of the third side sliding block is provided with a forming rod.
4. The mold of the new type bullet needle structure according to claim 1, characterized in that: the lower die core is provided with an L-shaped ejector rod, and the vertical part of the ejector rod extends downwards to the ejector plate and is fixed.
5. The mold of the new type bullet needle structure according to claim 1, characterized in that: the two sides of the lower die core of the lower moving die are respectively provided with two guide grooves, the guide grooves are provided with sliding plates, the two sliding plates on the same side are connected with one second side sliding block, the two sliding plates on the other side are connected with the other second side sliding block, the lower end face of the upper moving die is provided with a guide post, and the guide post can slidably penetrate through the sliding plates.
6. The mold with the novel elastic needle structure as claimed in claim 1, wherein: the outer sleeve is further provided with a protruding part, a fixing hole is formed in the protruding part, and a bolt penetrates through the fixing hole to fix the outer sleeve on the stepped hole of the upper movable die.
CN202223190898.2U 2022-11-30 2022-11-30 Novel mould of bullet needle structure Active CN218803749U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN202223190898.2U CN218803749U (en) 2022-11-30 2022-11-30 Novel mould of bullet needle structure

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN202223190898.2U CN218803749U (en) 2022-11-30 2022-11-30 Novel mould of bullet needle structure

Publications (1)

Publication Number Publication Date
CN218803749U true CN218803749U (en) 2023-04-07

Family

ID=87269559

Family Applications (1)

Application Number Title Priority Date Filing Date
CN202223190898.2U Active CN218803749U (en) 2022-11-30 2022-11-30 Novel mould of bullet needle structure

Country Status (1)

Country Link
CN (1) CN218803749U (en)

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