CN210389981U

CN210389981U - Notebook computer drain pan injection moulding feeding structure

Info

Publication number: CN210389981U
Application number: CN201921239923.7U
Authority: CN
Inventors: 屈文男
Original assignee: Suzhou Wenqu Plastic Technology Co Ltd
Current assignee: Suzhou Wenqu Plastic Technology Co Ltd
Priority date: 2019-08-02
Filing date: 2019-08-02
Publication date: 2020-04-24
Anticipated expiration: 2029-08-02

Abstract

The utility model belongs to the technical field of the mould, especially, a notebook computer drain pan injection moulding feeding structure, which comprises a cover, seted up the installation through-hole on the cover half, slidable mounting has the runner cover in the installation through-hole, the injection groove has been seted up at the top of runner cover, injection channel has been seted up on the bottom inner wall in injection groove, slidable mounting has the injection head in the injection groove, outside the top of injection head extended to the injection groove, the top of runner cover extended to the installation through-hole outside and the slip cap was equipped with the holding ring, first through-hole has all been seted up to the both sides of holding ring, slidable mounting has the horizontal pole in the first through-hole, outside the both ends of horizontal pole all extended to first through-hole, the one end that two horizontal poles are close to each other all contacted with the injection. The utility model is simple in operation, can fix the injection head, prevented to a certain extent that the condition that the injection head probably breaks away from in the injection process from appearing.

Description

Notebook computer drain pan injection moulding feeding structure

Technical Field

The utility model relates to the technical field of mold, especially, relate to a notebook computer drain pan injection moulding feed structure.

Background

The injection mold is a tool for producing plastic products and also a tool for endowing the plastic products with complete structures and accurate dimensions, the injection molding is a processing method used for batch production of parts with complex shapes, the process is that materials melted by heating are injected into a mold cavity by an injection molding machine at high pressure, and a formed product is obtained after cooling and solidification, and a feeding structure in the injection mold comprises a positioning ring, a sprue bush, an injection groove and the like.

However, in the prior art, an injection head of an injection molding machine cannot be well connected with an injection groove, so that the injection head may be separated in an injection process, and therefore, the injection molding feeding structure for the bottom case of the notebook computer is provided.

SUMMERY OF THE UTILITY MODEL

The utility model aims at solving the defects existing in the prior art and providing an injection molding feeding structure for a notebook computer bottom shell.

In order to achieve the above purpose, the utility model adopts the following technical scheme: a feeding structure for injection molding of a notebook computer bottom shell comprises a fixed die, wherein a mounting through hole is formed in the fixed die, a sprue bush is slidably mounted in the mounting through hole, an injection groove is formed in the top of the sprue bush, an injection channel is formed in the inner wall of the bottom of the injection groove, an injection head is slidably mounted in the injection groove, the top end of the injection head extends out of the injection groove, the top of the sprue bush extends out of the mounting through hole and is slidably sleeved with a positioning ring, first through holes are formed in two sides of the positioning ring, a cross rod is slidably mounted in the first through hole, two ends of the cross rod extend out of the first through hole, one end, close to each other, of the two cross rods is contacted with the injection head, a first sliding groove is formed in the inner wall of the top of the first through hole, the same first sliding rod is fixedly mounted on the inner walls of the two sides of the first sliding groove, a first sliding block is, the second through hole has been seted up on the top inner wall of first spout, and slidable mounting has the montant in the second through hole, and outside the top of montant extended to the second through hole, the top of first slider was seted up flutedly, and slidable mounting has the fixture block in the recess, and the top of fixture block extends to in the second through hole.

Preferably, the holding ring passes through screw and cover half fixed connection, the cover is equipped with first spring on the first slide bar, one side inner wall fixed connection of one end and the first spout of first spring, the other end and the first slider fixed connection of first spring, the stiffness coefficient scope of first spring is 20N/m to 60N/m.

Preferably, the second spout has all been seted up on the both sides inner wall of second through-hole, fixed mounting has same second slide bar on the top inner wall of second spout and the bottom inner wall, the slip cap is equipped with the second slider on the second slide bar, and one side that two second sliders are close to each other all with montant fixed connection.

Preferably, the second sliding rod is sleeved with a second spring in a sliding mode, the bottom end of the second spring is fixedly connected with the inner wall of the bottom of the second sliding groove, the top end of the second spring is fixedly connected with the bottom of the second sliding block, and the stiffness coefficient range of the second spring is 5N/m to 30N/m.

Preferably, the third spout has all been seted up on the both sides inner wall of recess, slidable mounting has the third slider in the third spout, and one side that two third sliders are close to each other all with fixture block fixed connection, the bottom fixed mounting of fixture block has the third spring, the bottom of third spring and the bottom inner wall fixed connection of recess, the stiffness coefficient scope of third spring is 10N/m to 40N/m.

Compared with the prior art, the beneficial effects of the utility model are that: firstly, the device is matched with a first sliding block through a sprue bush, an injection head, a positioning ring, a cross bar, a first sliding bar and the first sliding block, when the device is used, the cross bar is pressed, the cross bar drives the first sliding block to slide in a first sliding groove, the first sliding block drives a clamping block to slide, when the clamping block slides to a second through hole, the clamping block is pushed into the second through hole by a third spring to realize clamping, meanwhile, the two cross bars simultaneously clamp the injection head, and therefore the fixing work of the injection head is completed;

the vertical rod is matched with the clamping block, when the injection head is used, the vertical rod is pressed, the clamping block is extruded while the vertical rod is pressed down, the clamping block is extruded out of the second through hole, and then the first sliding block drives the cross rod to be far away from the injection head under the action of the first spring, so that the injection head is released;

the utility model is simple in operation, can fix the injection head, prevented to a certain extent that the condition that the injection head probably breaks away from in the injection process from appearing.

Drawings

FIG. 1 is a front sectional view of the present invention;

FIG. 2 is an enlarged schematic view of portion A of FIG. 1;

FIG. 3 is an enlarged schematic view of portion B of FIG. 2;

fig. 4 is a schematic side view of the cross-sectional structure of the present invention.

In the figure: 1. fixing a mold; 2. mounting a through hole; 3. a sprue bush; 4. an injection tank; 5. an injection channel; 6. an injection head; 7. a positioning ring; 8. a first through hole; 9. a cross bar; 10. a first chute; 11. a first slide bar; 12. a first slider; 13. a second through hole; 14. a vertical rod; 15. a groove; 16. and (7) clamping blocks.

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, the present invention provides a technical solution: a feeding structure for injection molding of a notebook computer bottom shell comprises a fixed die 1, wherein a mounting through hole 2 is formed in the fixed die 1, a sprue bush 3 is arranged in the mounting through hole 2 in a sliding manner, an injection groove 4 is formed in the top of the sprue bush 3, an injection channel 5 is formed in the inner wall of the bottom of the injection groove 4, an injection head 6 is arranged in the injection groove 4 in the sliding manner, the top end of the injection head 6 extends out of the injection groove 4, a positioning ring 7 is arranged at the top of the sprue bush 3 in a extending manner and is sleeved with the mounting through hole 2 in a sliding manner, first through holes 8 are formed in two sides of the positioning ring 7, a cross rod 9 is arranged in the first through hole 8 in the sliding manner, two ends of the cross rod 9 extend out of the first through hole 8, one end, close to each other, of the two cross rods 9 is contacted with the injection head 6, a first sliding groove 10 is, a first sliding block 12 is slidably sleeved on the first sliding rod 11, the bottom of the first sliding block 12 extends out of the first sliding chute 10 and is fixedly connected with the cross rod 9, a second through hole 13 is formed in the inner wall of the top of the first sliding chute 10, a vertical rod 14 is slidably mounted in the second through hole 13, the top end of the vertical rod 14 extends out of the second through hole 13, a groove 15 is formed in the top of the first sliding block 12, a clamping block 16 is slidably mounted in the groove 15, and the top of the clamping block 16 extends into the second through hole 13;

the positioning ring 7 is fixedly connected with the fixed die 1 through a screw, a first spring is sleeved on a first sliding rod 11, one end of the first spring is fixedly connected with the inner wall of one side of a first sliding groove 10, the other end of the first spring is fixedly connected with a first sliding block 12, the stiffness coefficient range of the first spring is 20N/m to 60N/m, second sliding grooves are respectively formed in the inner walls of the two sides of a second through hole 13, the same second sliding rod is fixedly installed on the inner wall of the top part and the inner wall of the bottom part of the second sliding groove, a second sliding block is sleeved on the second sliding rod in a sliding manner, one side, close to each other, of the two second sliding blocks is fixedly connected with a vertical rod 14, a second spring is sleeved on the second sliding rod in a sliding manner, the bottom end of the second spring is fixedly connected with the inner wall of the bottom part of the second sliding groove, the top end of the second spring is fixedly connected with the bottom part of, the inner walls of two sides of the groove 15 are respectively provided with a third sliding chute, a third sliding block is arranged in the third sliding chutes in a sliding manner, one side of each of the two third sliding blocks, which is close to each other, is fixedly connected with a clamping block 16, the bottom of the clamping block 16 is fixedly provided with a third spring, the bottom end of the third spring is fixedly connected with the inner wall of the bottom of the groove 15, the stiffness coefficient range of the third spring is 10N/m to 40N/m, the first sliding block 12 is driven to slide in the first sliding chute 10 by the cross rod 9 through the matching of the sprue bush 3, the injection head 6, the positioning ring 7, the cross rod 9 and the first sliding rod 11, when in use, the cross rod 9 is pressed, the first sliding block 12 is driven to slide in the first sliding chute 10, the first sliding block 12 is driven to slide by the clamping block 16, when the clamping block 16 slides to the second through hole 13, the clamping block 16 is pushed into the second through hole 13 by the third spring to, cooperate through montant 14 and fixture block 16, during the use, press montant 14, extrude fixture block 16 when montant 14 pushes down, until extruding second through-hole 13 with fixture block 16, afterwards, under the effect of first spring, injection head 6 is kept away from to first slider 12 drive horizontal pole 9 to accomplish the work of consolidating of separating to injection head 6, the utility model is simple in operation, can fix injection head 6, prevented to a certain extent that injection head 6 can appear breaking away from at the injection in-process.

The working principle is as follows: when the injection head fixing device is used, a sprue bush 3 is placed into a mounting through hole 2, then a positioning ring 7 is sleeved on the sprue bush 3 and then the positioning ring 7 is fixed on a fixed die 1 by screws, at the moment, an injection head 6 is placed into an injection groove 4, then two cross rods 9 are respectively pressed, the cross rods 9 drive a first slide block 12 to slide in a first slide groove 10, the first slide block 12 drives a fixture block 16 to slide, when the fixture block 16 slides to a second through hole 13, the fixture block 16 is jacked into the second through hole 13 by a third spring to realize clamping, meanwhile, the cross rods 9 extend to the inner ring of the positioning ring 7 and clamp the injection head 6, so that the injection head 6 is fixed, when the injection head 6 needs to be pulled out, the vertical rods 14 are pressed, the fixture block 16 is pressed while the vertical rods 14 are pressed down until the fixture block 16 is extruded out of the second through hole 13, then, under the action of the first spring, the first slide block 12 drives the cross rods 9 to be far, thereby completing the work of releasing the syringe 6.

It should be noted that the device structure and the accompanying drawings of the present invention mainly describe the principle of the present invention, and in the technology of this design principle, the settings of the power mechanism and the control system of the device are not completely described, and those skilled in the art can clearly know the specifics of the power mechanism and the control system thereof on the premise that those skilled in the art understand the principle of the present invention.

Above, only be the concrete implementation of the preferred embodiment of the present invention, but the protection scope of the present invention is not limited thereto, and any person skilled in the art is in the technical scope of the present invention, according to the technical solution of the present invention and the design of the present invention, equivalent replacement or change should be covered within the protection scope of the present invention.

Claims

1. The utility model provides a notebook computer drain pan injection moulding feeding structure, includes cover half (1), its characterized in that: the improved sprue structure is characterized in that a mounting through hole (2) is formed in the fixed die (1), a sprue sleeve (3) is slidably mounted in the mounting through hole (2), an injection groove (4) is formed in the top of the sprue sleeve (3), an injection channel (5) is formed in the inner wall of the bottom of the injection groove (4), an injection head (6) is slidably mounted in the injection groove (4), the top end of the injection head (6) extends out of the injection groove (4), a positioning ring (7) is sleeved outside the mounting through hole (2) in a sliding manner, first through holes (8) are formed in two sides of the positioning ring (7), transverse rods (9) are slidably mounted in the first through holes (8), two ends of the transverse rods (9) extend out of the first through holes (8), one ends of the two transverse rods (9) close to each other are in contact with the injection head (6), a first sliding groove (10) is formed in the inner wall of the top of the first through, fixed mounting has same first slide bar (11) on the both sides inner wall of first spout (10), sliding sleeve is equipped with first slider (12) on first slide bar (11), the bottom of first slider (12) extends to outside first spout (10) and with horizontal pole (9) fixed connection, second through-hole (13) have been seted up on the top inner wall of first spout (10), slidable mounting has montant (14) in second through-hole (13), the top of montant (14) extends to outside second through-hole (13), recess (15) are seted up at the top of first slider (12), slidable mounting has fixture block (16) in recess (15), the top of fixture block (16) extends to in second through-hole (13).

2. The injection molding feeding structure of the notebook computer bottom shell as claimed in claim 1, wherein: holding ring (7) are through screw and cover half (1) fixed connection, the cover is equipped with first spring on first slide bar (11), one side inner wall fixed connection of one end of first spring and first spout (10), the other end and first slider (12) fixed connection of first spring, the stiffness coefficient scope of first spring is 20N/m to 60N/m.

3. The injection molding feeding structure of the notebook computer bottom shell as claimed in claim 1, wherein: the second sliding grooves are formed in the inner walls of the two sides of the second through hole (13), the same second sliding rod is fixedly mounted on the inner wall of the top of the second sliding groove and the inner wall of the bottom of the second sliding groove, the second sliding rod is sleeved with a second sliding block in a sliding mode, and one side, close to each other, of the two second sliding blocks is fixedly connected with a vertical rod (14).

4. The injection molding feeding structure of the notebook computer bottom shell as claimed in claim 3, wherein: the sliding sleeve is provided with a second spring on the second sliding rod, the bottom end of the second spring is fixedly connected with the inner wall of the bottom of the second sliding groove, the top end of the second spring is fixedly connected with the bottom of the second sliding block, and the stiffness coefficient range of the second spring is 5N/m to 30N/m.

5. The injection molding feeding structure of the notebook computer bottom shell as claimed in claim 1, wherein: all seted up the third spout on the both sides inner wall of recess (15), slidable mounting has the third slider in the third spout, and one side that two third sliders are close to each other all with fixture block (16) fixed connection, the bottom fixed mounting of fixture block (16) has the third spring, the bottom of third spring and the bottom inner wall fixed connection of recess (15), the stiffness coefficient scope of third spring is 10N/m to 40N/m.