CN215550614U

CN215550614U - Mounting structure of automobile dust cover die core frame

Info

Publication number: CN215550614U
Application number: CN202121153117.5U
Authority: CN
Inventors: 方敏; 朱丽艳
Original assignee: Jiangyin Fangchen Auto Parts Co ltd
Current assignee: Jiangyin Fangchen Auto Parts Co ltd
Priority date: 2021-05-24
Filing date: 2021-05-24
Publication date: 2022-01-18
Anticipated expiration: 2031-05-24

Abstract

The utility model provides an installation structure of an automobile dustproof sleeve mold core frame, which is characterized in that a first bottom plate, a second bottom plate, a lower mold supporting seat and an installation seat are sequentially arranged in the vertical direction from bottom to top; rotating shafts are arranged on the two transverse sides of the die core frame; the mounting seat comprises fixing blocks, pressing blocks and supporting blocks, the supporting blocks are arranged on the inner sides of the two groups of fixing blocks, and first slotted holes transversely penetrating through the supporting blocks are formed in the upper end faces of the supporting blocks. The utility model supports the rotating shafts at two ends of the die core frame through the mounting seat capable of vertically moving, and drives the die core frame to move up and down; the upper end surface of the supporting block is provided with a first slotted hole, so that the die core frame can rotate in the first slotted hole; the opposite inner sides of the mounting seats are provided with press blocks, and the press blocks are matched with the caulking grooves at the end parts of the rotating shafts under the action of the push-pull air cylinders, so that the die core frame is limited to axially rotate in the vertical displacement process, and the horizontal position of the die core frame is kept.

Description

Mounting structure of automobile dust cover die core frame

Technical Field

The utility model relates to an auxiliary structure of a rubber forming machine for preparing an automobile dustproof sleeve, in particular to an installation structure of an automobile dustproof sleeve mold core frame.

Background

The rubber injection molding machine is a common device for preparing the automobile dustproof sleeve, and comprises an upper die and a lower die which are separated from each other, wherein cavities with the shapes of the outer parts of products are respectively arranged on the opposite end surfaces of the upper die and the lower die; the lower die ascends under the action of the driving device to complete die assembly with the upper die, and the upper die is internally provided with injection equipment for injection molding in the cavity to wait for heating and vulcanizing. After the injection molding is finished, the lower die is separated from the upper die, and a worker takes down the molded product.

When the injection molding machine is used for producing the automobile dust boot, a mold core for molding the internal shape of a product is required to be arranged between an upper mold and a lower mold, and the mold core is usually fixedly arranged on the upper mold or the lower mold, so that the lower mold process of the product is very difficult. Chinese patent of grant publication No. CN206367158U discloses a car dust cover mould assembly, fixes the mold core in the both sides of mold core mounting bracket, and the both ends of mold core mounting bracket are rotated and are connected in the frame, go up the mould and set up respectively in the upper end and the lower extreme of frame with the lower mould, remove and go up the mould and the lower mould after, the dirt proof boot just is fixed in the both sides of mold core mounting bracket, and the process of lower mould is simple and easy convenient. Simultaneously, the both ends rotatable coupling of mold core mounting bracket in the frame, the staff can rotate the mounting bracket and handle the product of both sides. However, the specific structure of the rotary connection is not disclosed in the scheme, and meanwhile, the mold core mounting frame is rotatably connected with the outer frame, and the upper mold and the lower mold are removed, so that the matching error is easily generated in the mold closing process, and the forming defect is caused.

In view of the above-mentioned prior art, there is a need for further improvement of the mounting structure of the die holder.

SUMMERY OF THE UTILITY MODEL

The utility model aims to provide an installation structure of a mold core frame of an automobile dustproof sleeve, which comprises a first bottom plate, a second bottom plate, a lower mold supporting plate, a mold core frame and two groups of installation seats, wherein the first bottom plate is provided with a first base plate; the first bottom plate is arranged at the bottommost part, and the second bottom plate, the lower die supporting seat and the two groups of horizontally opposite mounting seats are sequentially arranged from bottom to top in the vertical direction of the first bottom plate;

the upper end of the first bottom plate is provided with a first connecting column, and the first connecting column penetrates through the second bottom plate and is connected to the lower die supporting plate; the second bottom plate is driven by a lifting cylinder to move vertically;

two sides of the second bottom plate are provided with second connecting columns, the other ends of the second connecting columns are connected with the mounting seats, and the mold core frames are arranged on the opposite inner sides of the two groups of mounting seats;

the mold core frame comprises a cross beam, a plurality of groups of mold core bases are arranged along two transverse end faces of the cross beam, rotating shafts are arranged on two transverse sides of the cross beam, and caulking grooves are formed in the outer ends of the rotating shafts;

the mounting seat comprises fixing blocks, pressing blocks and supporting blocks, connecting holes corresponding to the second connecting columns are formed in the side edges of the fixing blocks, the supporting blocks are arranged on the opposite inner sides of the two groups of fixing blocks, and first slotted holes transversely penetrating through the supporting blocks are formed in the upper end faces of the supporting blocks; a second groove hole which is transversely penetrated is formed in the upper portion of the supporting block of the fixing block, a push-pull cylinder is arranged at the opposite end of the two groups of fixing blocks, and a piston shaft of the push-pull cylinder penetrates through the second groove hole; and a pressing block is fixed at the end part of the piston shaft of the push-pull cylinder, and the position of the pressing block is matched with the caulking groove.

Further, the caulking groove penetrates through the outer peripheral surface of the rotating shaft.

Furthermore, the upper end of the second connecting column is provided with an external thread, and the mounting seat is connected with the second connecting column through a fastening nut.

Further, the first slot hole is semicircular.

Furthermore, the lifting cylinder is fixed at the bottom of the first bottom plate, and a piston shaft of the lifting cylinder penetrates through the first bottom plate and is connected to the bottom of the second bottom plate.

Further, the mold core bases on two sides of the cross beam are symmetrically arranged relative to the cross beam.

Furthermore, both ends of the lower die supporting plate extend to the lower part of the mounting seat, and a through hole corresponding to the second connecting column is formed in the lower die supporting plate.

The utility model provides an installation structure of an automobile dustproof cover die core frame. After the molding is finished, the lifting cylinder drives the mounting seat to rise, and the supporting block drives the mold core frame through the rotating shaft when rising, so that the mold core frame is separated from the lower mold.

The utility model supports the rotating shafts at two ends of the die core frame through the mounting seat capable of vertically moving, thereby driving the die core frame to move up and down; the upper end surface of the supporting block is provided with a first slotted hole, so that the die core frame can rotate in the first slotted hole; the opposite inner sides of the mounting seats are provided with press blocks, and the press blocks are matched with the caulking grooves at the end parts of the rotating shafts under the action of the push-pull air cylinders, so that the die core frame is limited to axially rotate in the vertical displacement process, and the horizontal position of the die core frame is kept.

Drawings

FIG. 1 is a schematic structural diagram of an installation structure of a mold core frame of an automobile dust-proof boot according to the present invention;

FIG. 2 is a schematic view of the construction of a die core holder;

FIG. 3 is a schematic structural view of the mounting base;

fig. 4 is a schematic view of the connection of the mounting seat and the die core frame.

Detailed Description

The utility model is further described below with reference to the following figures and specific examples.

As shown in fig. 1, 2 and 4, the mounting structure of a mold core frame of an automobile dust-proof sleeve comprises a first bottom plate 1, a second bottom plate 2, a lower mold supporting plate 3, a mold core frame 4 and two groups of mounting seats 5; the first bottom plate 1 is arranged at the bottommost part, and a second bottom plate 2, a lower die supporting seat and two groups of horizontally opposite mounting seats 5 are sequentially arranged from bottom to top in the vertical direction of the first bottom plate 1; the upper end of the first bottom plate 1 is provided with a first connecting column 6, and the first connecting column 6 penetrates through the second bottom plate 2 and is connected to the lower die supporting plate 3; a lifting cylinder 7 is arranged below the second bottom plate 2 and connected to a piston shaft of the lifting cylinder 7, in the embodiment, the lifting cylinder 7 is fixed at the bottom of the first bottom plate 1, and the piston shaft of the lifting cylinder 7 passes through the first bottom plate 1 and is connected to the bottom of the second bottom plate 2; two sides of the second bottom plate 2 are provided with second connecting columns 8, and the other ends of the second connecting columns 8 are connected to the two groups of mounting seats 5; the die core frame 4 is arranged on the opposite inner sides of the two groups of mounting seats 5. The lower mold supporting plate 3 is used for mounting a lower mold for molding the shape of the dustproof sleeve, and the mounting seats 5 on two sides are used for fixing the mold core frame 4, so that the mold core frame 4 is stably mounted in the lower mold.

As shown in fig. 3, the mounting seat 5 includes a fixing block 51, a pressing block 52 and a supporting block 53, a connecting hole corresponding to the second connecting column 8 is formed on a side edge of the fixing block 51, and the supporting block 53 is disposed on an opposite inner side of the two fixing blocks 51. The mold core frame 4 comprises a cross beam 41, and a plurality of sets of mold core bases 42 are arranged along two transverse end faces of the cross beam 41 and used for installing and molding mold cores for forming the inner shape of the dust-proof sleeve, wherein the mold cores on two sides are not necessarily limited to products with the same specification. In the embodiment, the mold core bases 42 on the two sides of the beam 41 are symmetrically arranged relative to the beam 41, so that the mold cavities of the lower mold are also in mirror symmetry, and the mold cavities are conveniently processed; the transverse two sides of the cross beam 41 are provided with rotating shafts 43, the upper end face of the supporting block 53 is provided with a first slotted hole 54 transversely penetrating through the supporting block 53, the rotating shafts 43 of the die core frame 4 are positioned in the first slotted hole 54, so that the die core frame 4 moves along with the mounting seat 5, meanwhile, the die core frame 4 can rotate in the first slotted hole 54, and workers can conveniently process dust sleeves on the two sides of the cross beam 41. Preferably, the first slot 54 is a semicircle shape, which is adapted to the shape of the rotating shaft 43, so that the rotating shaft 43 can rotate more smoothly.

The outer end of the rotating shaft 43 is provided with a caulking groove 44, the fixing blocks 51 are provided with second slotted holes which transversely penetrate above the supporting blocks 53, the opposite ends of the two groups of fixing blocks 51 are provided with push-pull air cylinders 55, and piston shafts of the push-pull air cylinders 55 penetrate through the second slotted holes; the end of the piston shaft of the push-pull cylinder 55 is fixed with a pressing block 52, the position of the pressing block 52 is matched with the caulking groove 44, and the push-pull cylinder 55 pushes the pressing block 52 to press the pressing block 52 into the caulking groove 44. Preferably, the insertion groove 44 penetrates through the outer circumferential surface of the rotation shaft 43, maintaining the rotational symmetry of the rotation shaft 43.

The working process of the embodiment is as follows: before the dustproof cover is formed, the mold core frame 4 is positioned between the two groups of mounting seats 5, and two ends of the mold core frame 4 are respectively positioned in the first slotted holes 54 in the two groups of supporting blocks 53. Starting the lifting cylinder 7 to drive the second bottom plate 2 and the mounting seat 5 to synchronously move the mold core frame 4 downwards; in the downward moving process, the push-pull air cylinders 55 on both sides are started to push the pressing blocks 52 on the end parts of the pistons, so that the pressing blocks extend into the caulking grooves 44 on both ends of the mold core frame 4 to limit the circumferential rotation of the mold core frame 4, and the mold core frame 4 is kept in a stable horizontal state. The mold core frame 4 continuously moves downwards until the mold core frame 4 reaches the installation position of the lower mold, at the moment, the push-pull air cylinders 55 on the two sides are retracted, and the mold core frame 4 and the lower mold are stably integrated. After the injection molding is finished, the push-pull air cylinder 55 is started to limit the horizontal position of the mold core frame 4, the lifting air cylinder 7 is started at the same time, and the mounting seat 5 drives the mold core frame 4 to move upwards, so that the mold core frame 4 is separated from the lower mold. After the mold core frame 4 is lifted to a high position, the push-pull air cylinder 55 is retracted, the mold core frame 4 is positioned in the first slotted hole 54 of the supporting block 53, and the worker can rotate the cross beam 41 to operate the dustproof cover forming products on two sides of the cross beam 41.

Further, the upper end of the second connecting column 8 is provided with an external thread 81, and the mounting seat 5 is connected with the second connecting column 8 through a fastening nut. The staff accessible adjustment fastening nut makes the fine setting to the mounting height of mount pad 5 to the fit in the dirt proof boot model of equidimension not.

Further, the both ends of lower mould backup pad 3 extend to the below of mount pad 5, are provided with the through-hole corresponding to second spliced pole 8 on the lower mould backup pad 3, so set up and make second spliced pole 8 and lower mould backup pad 3 fix a position each other, further improve the stability of device.

In the description herein, references to the description of the term "one embodiment," "some embodiments," "an example," "a specific example," or "some examples," etc., mean that a particular feature, structure, material, or characteristic described in connection with the embodiment or example is included in at least one embodiment or example of the utility model. In this specification, the schematic representations of the terms used above are not necessarily intended to refer to the same embodiment or example. Furthermore, the particular features, structures, materials, or characteristics described may be combined in any suitable manner in any one or more embodiments or examples. Furthermore, various embodiments or examples and features of different embodiments or examples described in this specification can be combined and combined by one skilled in the art without contradiction.

Although embodiments of the present invention have been shown and described above, it is understood that the above embodiments are exemplary and should not be construed as limiting the present invention, and that variations, modifications, substitutions and alterations can be made to the above embodiments by those of ordinary skill in the art within the scope of the present invention.

Claims

1. The utility model provides a mounting structure of car dirt proof boot die core frame which characterized in that: the die core frame comprises a first bottom plate, a second bottom plate, a lower die supporting plate, a die core frame and two groups of mounting seats; the first bottom plate is arranged at the bottommost part, and the second bottom plate, the lower die supporting seat and the two groups of horizontally opposite mounting seats are sequentially arranged from bottom to top in the vertical direction of the first bottom plate;

2. The mounting structure of a mold core frame for a dust boot of an automobile according to claim 1, wherein: the caulking groove penetrates through the peripheral surface of the rotating shaft.

3. The mounting structure of a mold core frame for a dust boot of an automobile according to claim 2, wherein: the upper end of the second connecting column is provided with an external thread, and the mounting seat is connected with the second connecting column through a fastening nut.

4. The mounting structure of a mold core frame for a dust boot of an automobile according to any one of claims 1 to 3, wherein: the first slotted hole is semicircular.

5. The mounting structure of a mold core frame for a dust boot of an automobile according to claim 4, wherein: the lifting cylinder is fixed at the bottom of the first bottom plate, and a piston shaft of the lifting cylinder penetrates through the first bottom plate and is connected to the bottom of the second bottom plate.

6. The mounting structure of a mold core frame for a dust boot of an automobile according to claim 5, wherein: the mold core bases on two sides of the cross beam are symmetrically arranged relative to the cross beam.

7. The mounting structure of a mold core frame for a dust boot of an automobile according to claim 5, wherein: the both ends of lower mould backup pad extend to the below of mount pad, are provided with the through-hole that corresponds to the second spliced pole on the lower mould backup pad.