CN215619666U

CN215619666U - Sand hole improves mold insert structure

Info

Publication number: CN215619666U
Application number: CN202122071915.XU
Authority: CN
Inventors: 陶威; 冯伟军
Original assignee: SUZHOU CHANGHENG PRECISION METAL DIE CASTING CO Ltd
Current assignee: SUZHOU CHANGHENG PRECISION METAL DIE CASTING CO Ltd
Priority date: 2021-08-31
Filing date: 2021-08-31
Publication date: 2022-01-25
Anticipated expiration: 2031-08-31

Abstract

The utility model discloses a sand hole improved insert structure, which relates to the technical field of dies and comprises an insert body and a die, wherein the insert body is fixedly connected inside the die and comprises a rotating section, a middle section and an installation section, the bottom of the rotating section is fixedly connected with a rotating head, external threads are arranged on the outer portion of the rotating head, internal threads are arranged inside the middle section, the internal threads and the external threads are meshed with each other, a fixed block is fixedly connected inside the middle section, a sliding sleeve is fixedly connected outside the fixed block, a sliding rod is slidably connected inside the sliding sleeve, a connecting disc is fixedly connected to the top of the sliding rod, a first spring is fixedly connected to the bottom of the connecting disc, and one end, far away from the connecting disc, of the first spring is fixedly connected with the top of the sliding sleeve. Through being provided with rotatory section, interlude and installation section, the device's installation is comparatively convenient with the dismantlement, has effectively promoted the availability factor of mould.

Description

Sand hole improves mold insert structure

Technical Field

The utility model relates to the technical field of molds, in particular to a sand hole improved insert structure.

Background

In the field of moulding plastics, can set up some mold inserts in some multi-cavity screw demolding type plastic moulds, for example the screw thread changes the core, the mold insert is the dismouting of being convenient for on the one hand and changes, on the other hand is to the comparatively complicated injection moulding product of structure, perhaps the injection moulding product of difficult demolding (for example the injection moulding product that needs processing internal thread hole), it can make things convenient for the demolding to set up the mold insert, reduce the processing degree of difficulty, the mold insert structure is installed as required, the installation that the mold insert structure was improved to current sand hole is comparatively inconvenient with the dismantlement, the availability factor is reduced, to this, we have proposed a sand hole and have improved the mold insert structure.

SUMMERY OF THE UTILITY MODEL

Technical problem to be solved

Aiming at the defects of the prior art, the utility model provides a sand hole improved insert structure, which solves the problems in the background technology.

(II) technical scheme

In order to achieve the purpose, the utility model is realized by the following technical scheme: a sand hole improved insert structure comprises an insert body and a die, wherein the insert body is fixedly connected inside the die and comprises a rotating section, a middle section and an installation section, the bottom of the rotating section is fixedly connected with a rotating head, external threads are arranged on the outer portion of the rotating head, internal threads are arranged inside the middle section, the internal threads and the external threads are meshed with each other, a fixed block is fixedly connected inside the middle section, a sliding sleeve is fixedly connected outside the fixed block, a sliding rod is slidably connected inside the sliding sleeve, a connecting disc is fixedly connected to the top of the sliding rod, a first spring is fixedly connected to the bottom of the connecting disc, one end, away from the connecting disc, of the first spring is fixedly connected with the top of the sliding sleeve, a bolt is fixedly connected to the bottom of the sliding rod, and a sliding groove is formed inside the installation section, the inside sliding connection of spout has the sloping block, the outside fixedly connected with chucking head of sloping block, the outside fixedly connected with second spring of sloping block, the one end that the sloping block was kept away from to the second spring is with the inside fixed connection of installation section.

Preferably, the clamping head is provided with a limiting block, and the limiting block is connected with the sliding groove in a sliding mode.

Preferably, the bottom of the bolt is provided with an inclined plane, and the inclined plane is parallel to the top of the inclined block.

Preferably, the first spring is a compression spring and the second spring is an extension spring.

Preferably, the clamping head is provided with a plurality of, and a plurality of clamping head distributes along the inside annular array of installation section.

Preferably, the sliding rods and the clamping heads are correspondingly provided with a plurality of sliding rods, and the tops of the sliding rods are fixedly connected with the bottoms of the connecting discs.

(III) advantageous effects

The utility model provides a sand hole improved insert structure. The method has the following beneficial effects:

this kind of mold insert structure is improved to sand hole, through being provided with rotatory section, interlude and installation section, when needs are installed according to the demand, only need rotate rotatory section, rotatory section pushes down the connection pad through the threaded connection with the interlude, thereby push down the slide bar of connection pad bottom, the bolt that drives the slide bar bottom moves down, will drive the sloping block towards the external motion through the extrusion on inclined plane, thereby drive chucking head outwards motion, realize with the inside joint of mould, accomplish the installation, and only need the direction rotatory when dismantling can, the device's installation is comparatively convenient with the dismantlement, the availability factor of mould has effectively been promoted.

Drawings

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

FIG. 2 is a schematic view of the overall structure of the insert body according to the present invention;

FIG. 3 is a schematic view of the internal structure of the insert body according to the present invention;

FIG. 4 is an enlarged view of a portion of FIG. 3A;

fig. 5 is a partially enlarged view of the portion B in fig. 3.

In the figure: 1 insert body, 11 rotating section, 12 middle section, 13 mounting section, 14 rotating head, 15 external thread, 16 internal thread, 17 fixed block, 18 sliding sleeve, 19 sliding rod, 110 connecting disc, 111 first spring, 112 bolt, 113 sliding groove, 114 sloping block, 115 clamping head, 116 second spring, 117 limiting block and 2 die.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.

Referring to fig. 1-5, the present invention provides a technical solution: a sand hole improved insert structure comprises an insert body 1 and a mold 2, wherein the insert body 1 is fixedly connected inside the mold 2, the insert body 1 comprises a rotating section 11, a middle section 12 and an installation section 13, a rotating head 14 is fixedly connected to the bottom of the rotating section 11, external threads 15 are arranged outside the rotating head 14, internal threads 16 are arranged inside the middle section 12, the internal threads 16 and the external threads 15 are meshed with each other, a fixed block 17 is fixedly connected inside the middle section 12, a sliding sleeve 18 is fixedly connected outside the fixed block 17, a sliding rod 19 is slidably connected inside the sliding sleeve 18, a connecting disc 110 is fixedly connected to the top of the sliding rod 19, a first spring 111 is fixedly connected to the bottom of the connecting disc 110, one end, far away from the connecting disc 110, of the first spring 111 is fixedly connected with the top of the sliding sleeve 18, a bolt 112 is fixedly connected to the bottom of the sliding rod 19, and a sliding groove 113 is formed inside the installation section 13, the inside sliding connection of spout 113 has sloping block 114, the bottom of bolt 112 is provided with the inclined plane, the inclined plane is parallel to each other with sloping block 114 top, the outside fixedly connected with chucking head 115 of sloping block 114, chucking head 115 is provided with a plurality of, and a plurality of chucking head 115 distributes along the inside annular array of erection segment 13, the outside fixedly connected with second spring 116 of sloping block 114, the one end that sloping block 114 was kept away from to second spring 116 and the inside fixed connection of erection segment 13.

Furthermore, a limiting block 117 is arranged on the clamping head 115, the limiting block 117 is slidably connected in the sliding groove 113, and the limiting block 117 can limit the clamping head 115.

It should be noted that the first spring 111 is a compression spring, when the rotating section 11 is rotated up, the sliding rod 19 can be automatically raised to disengage the latch 112, and the second spring 116 is an extension spring, when the latch 112 is disengaged, the latch 115 can be automatically retracted into the mounting section 13.

In addition, a plurality of sliding rods 19 are arranged corresponding to the clamping head 115, and the tops of the plurality of sliding rods 19 are fixedly connected with the bottom of the connecting disc 110.

The working principle is as follows: when the die is required to be installed according to requirements, only the rotating section 11 needs to be rotated, the rotating section 11 enables the rotating head 14 on the rotating section 11 to move downwards through threaded connection with the middle section 12, so that the connecting disc 110 is pressed downwards, the connecting disc 110 moves downwards to press the sliding rod 19 at the bottom of the connecting disc 110, so that the bolt 112 at the bottom of the sliding rod 19 is driven to move downwards, because the bottom inclined plane of the bolt 112 is parallel to the top of the inclined block 114, the downward movement of the bolt 112 drives the inclined block 114 to move towards the outside of the installing section 13 in the sliding groove 113 through the extrusion of the inclined plane, so that the clamping head 115 is driven to move outwards to realize clamping with the inside of the die 2, the installation is completed, only the rotating section 11 needs to be rotated reversely during the disassembly, so that the rotating section 11 and the rotating head 14 at the bottom of the rotating section 11 move upwards, under the action of the first spring 111, the sliding rod 19 moves upwards, and the bolt 112 at the bottom of the sliding rod 19 is separated from the clamping with the inclined block 114, the clamping head 115 is allowed to retract itself into the interior of the mounting section 13 under the action of the second spring 116, at which point the insert body 1 is removed from the mold 2.

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 utility model, the scope of which is defined in the appended claims and their equivalents.

Claims

1. The utility model provides a sand hole improves mold insert structure, includes mold insert body (1) and mould (2), its characterized in that: the insert body (1) is fixedly connected inside the die (2), the insert body (1) comprises a rotating section (11), a middle section (12) and a mounting section (13), the bottom of the rotating section (11) is fixedly connected with a rotating head (14), external threads (15) are arranged outside the rotating head (14), internal threads (16) are arranged inside the middle section (12), the internal threads (16) and the external threads (15) are meshed with each other, a fixing block (17) is fixedly connected inside the middle section (12), a sliding sleeve (18) is fixedly connected outside the fixing block (17), a sliding rod (19) is slidably connected inside the sliding sleeve (18), a connecting disc (110) is fixedly connected to the top of the sliding rod (19), a first spring (111) is fixedly connected to the bottom of the connecting disc (110), and one end, far away from the connecting disc (110), of the first spring (111) is fixedly connected with the top of the sliding sleeve (18), the bottom fixedly connected with bolt (112) of slide bar (19), spout (113) have been seted up to the inside of installation section (13), the inside sliding connection of spout (113) has sloping block (114), the outside fixedly connected with chucking head (115) of sloping block (114), the outside fixedly connected with second spring (116) of sloping block (114), the inside fixed connection of one end and installation section (13) that sloping block (114) were kept away from in second spring (116).

2. The sand-improving insert structure according to claim 1, wherein: and a limiting block (117) is arranged on the clamping head (115), and the limiting block (117) is connected in the sliding groove (113) in a sliding manner.

3. The sand-improving insert structure according to claim 1, wherein: the bottom of the bolt (112) is provided with an inclined surface which is parallel to the top of the inclined block (114).

4. The sand-improving insert structure according to claim 1, wherein: the first spring (111) is a compression spring, and the second spring (116) is an extension spring.

5. The sand-improving insert structure according to claim 1, wherein: the clamping heads (115) are provided with a plurality of clamping heads (115) which are distributed along the inner annular array of the mounting section (13).

6. The sand-improving insert structure according to claim 1, wherein: the sliding rods (19) are correspondingly provided with a plurality of clamping heads (115), and the tops of the sliding rods (19) are fixedly connected with the bottoms of the connecting discs (110).