CN212372516U

CN212372516U - Special fixing device of rotational moulding goods built-in fitting

Info

Publication number: CN212372516U
Application number: CN202020554748.7U
Authority: CN
Inventors: 王莎莎; 彭祥满
Original assignee: Shanghai Jiechuang Mould Manufacturing Co ltd
Current assignee: Shanghai Jiechuang Mould Manufacturing Co ltd
Priority date: 2020-04-15
Filing date: 2020-04-15
Publication date: 2021-01-19
Anticipated expiration: 2030-04-15

Abstract

The utility model relates to the technical field of embedded parts, in particular to a special fixing device for embedded parts of rotational molding products, which comprises a fixing device body and a rotational molding die; the rotational molding die is provided with a pre-embedded hole, and an embedded part is arranged in the pre-embedded hole; the embedded part is of a hollow structure, and a plurality of limiting grooves are arranged on the inner wall of the embedded part in an array manner; the fixing device body comprises a material taking screw rod, and a connecting material taking plate is sleeved at the bottom of the material taking screw rod; the material taking plate is connected, a plurality of limiting sliding grooves are formed in the peripheral side wall of the material taking plate at intervals, limiting sliding plates are movably connected inside the limiting sliding grooves, and elastic reset structures are connected between the limiting sliding plates and the limiting sliding grooves. The connecting material taking plate arranged in the utility model is connected with the limiting groove on the inner wall of the embedded part through the limiting slide plates on the peripheral outer wall of the connecting material taking plate, so as to realize the fixing work of the embedded part; when the embedded part needs to be taken out, the embedded part can be taken out by rotating the material taking screw rod through the material taking handle.

Description

Special fixing device of rotational moulding goods built-in fitting

Technical Field

The utility model relates to an embedded part technical field specifically is a special fixing device of rotational moulding goods embedded part.

Background

The rotational molding process is a thermoplastic hollow molding method, and compared with a blow molding process and an injection molding process, the rotational molding process can easily produce hollow plastic products with different sizes within a limited cost range; with the progress of the rotational molding process, more and more products are manufactured by applying the rotational molding process; in the rotational molding product processing process, a plurality of people are required to install and dismantle the insert at the same time, a large amount of time still needs to be spent, the structure is complex, the operation is inconvenient, the mold stripping time is too long, the product shrinkage is affected, and the product yield is reduced.

Disclosure of Invention

An object of the utility model is to provide a special fixing device of rotational moulding goods built-in fitting to solve the problem that proposes among the above-mentioned background art.

In order to achieve the above object, the utility model provides a following technical scheme: a special fixing device for an embedded part of a rotational molding product comprises a fixing device body and a rotational molding die; the rotational molding die is provided with a pre-embedded hole, and an embedded part is arranged in the pre-embedded hole; the embedded part is of a hollow structure, and a plurality of limiting grooves are arranged on the inner wall of the embedded part in an array manner; the fixing device body comprises a material taking screw rod, an external thread structure is arranged outside the material taking screw rod, and a connecting material taking plate used for being connected with the embedded part is sleeved at the bottom of the material taking screw rod; an internal thread structure matched with the external thread structure in a thread manner is arranged at the center of the connecting material taking plate; a plurality of limiting sliding grooves are formed in the peripheral side wall of the connecting material taking plate at intervals, limiting sliding plates are movably connected inside the limiting sliding grooves, and elastic reset structures are connected between the limiting sliding plates and the limiting sliding grooves; the top end of the material taking screw rod is fixedly connected with a material taking handle.

Preferably, the guide groove matched with the limiting groove is formed in the inner wall of the embedded part at the top end of the limiting groove, and when materials are taken, the limiting sliding plate is effectively guided.

Preferably, the material taking handle is provided with an anti-slip sleeve, and the anti-slip sleeve is provided with an anti-slip bulge to play a role in protecting the material taking handle.

Preferably, the number of the limiting grooves and the limiting sliding grooves is at least two.

Preferably, the elastic reset structure comprises a connecting rod fixedly connected with the inner wall of the limiting chute, a connecting sleeve is sleeved at the bottom of the connecting rod, and a reset spring is arranged between the connecting rod and the connecting sleeve; fixed connection between connecting sleeve and the spacing slide, when will connect and get the flitch and put into the built-in fitting inside, spacing slide receives the pressure from the built-in fitting inner wall for spacing slide extrudees the connecting sleeve along the direction of spacing spout, and reset spring in the connecting sleeve compresses, and when spacing slide reached spacing recess, reset spring pushed spacing slide to spacing recess in through its reaction force owing to its self elasticity and reset performance, makes to connect and get flitch and built-in fitting swing joint.

Compared with the prior art, the beneficial effects of the utility model are that:

the connecting material taking plate arranged in the utility model is connected with the limiting groove on the inner wall of the embedded part through the limiting slide plates on the peripheral outer wall of the connecting material taking plate, so as to realize the fixing work of the embedded part; when the embedded part needs to be taken out, the material taking screw rod is rotated through the material taking handle, the embedded part is taken out by utilizing the matching between the external thread structure on the material taking screw rod and the internal thread structure on the connecting material taking plate, the structure is simple, the operation is very convenient, and the manufacturing cost is low.

Drawings

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

fig. 2 is a schematic structural diagram of part a of the present invention;

fig. 3 is a schematic diagram of a concrete structure of the embedded part of the present invention.

In the figure: 1. a fixing device body; 2. a rotational molding die; 3. pre-burying a hole; 4. embedding parts; 5. a limiting groove; 6. a material taking screw rod; 7. an external thread structure; 8. connecting a material taking plate; 9. a limiting chute; 10. a limiting sliding plate; 11. a guide groove; 12. an anti-slip sleeve; 13. a connecting rod; 14. a connecting sleeve; 15. a return spring; 16. a material taking handle.

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.

In the description of the present invention, it should be noted that the terms "vertical", "upper", "lower", "horizontal", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and simplification of description, but do not indicate or imply that the device or element referred to must have a specific orientation, be constructed in a specific orientation, and be operated, and thus should not be construed as limiting the present invention.

In the description of the present invention, it should also be noted that, unless otherwise explicitly specified or limited, the terms "disposed," "mounted," "connected," and "connected" are to be construed broadly, e.g., as meaning either a fixed connection, a removable connection, or an integral connection; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meaning of the above terms in the present invention can be understood according to specific situations by those skilled in the art.

Referring to fig. 1-3, the present invention provides a technical solution: a special fixing device for an embedded part of a rotational molding product comprises a fixing device body 1 and a rotational molding die 2; a pre-buried hole 3 is formed in the rotational molding die 2, and an embedded part 4 is arranged in the pre-buried hole 3; the embedded part 4 is of a hollow structure, and a plurality of limiting grooves 5 are arranged on the inner wall of the embedded part 4 in an array manner; the fixing device body 1 comprises a material taking screw 6, an external thread structure 7 is arranged outside the material taking screw 6, and a connecting material taking plate 8 used for being connected with the embedded part 4 is sleeved at the bottom of the material taking screw 6; an internal thread structure matched with the external thread structure 7 in a thread manner is arranged at the center of the connecting material taking plate 8; a plurality of limiting sliding grooves 9 are arranged on the peripheral side wall of the connecting material taking plate 8 at intervals, limiting sliding plates 10 are movably connected inside the limiting sliding grooves 9, and elastic reset structures are connected between the limiting sliding plates 10 and the limiting sliding grooves 9; the top end of the material taking screw 6 is fixedly connected with a material taking handle 16.

Furthermore, a guide groove 11 matched with the limiting groove 5 is formed in the inner wall of the embedded part 4 at the top end of the limiting groove 5.

Furthermore, the material taking screw 6 is provided with an anti-slip sleeve 12, and the anti-slip sleeve 12 is provided with an anti-slip bulge.

Further, the number of the limiting grooves 5 and the limiting sliding grooves 9 is at least two.

Further, the elastic reset structure comprises a connecting rod 13 fixedly connected with the inner wall of the limiting chute 9, a connecting sleeve 14 is sleeved at the bottom of the connecting rod 13, and a reset spring 15 is arranged between the connecting rod 13 and the connecting sleeve 14; the connecting sleeve 14 is fixedly connected with the limit sliding plate 10.

The working principle is as follows: when the utility model is used, an operator firstly holds the material taking handle 16 by hands, and places the connecting material taking plate 8 into the embedded part 4, so that the limiting slide plate 10 moves downwards along the guide groove 11, at the moment, the limiting slide plate 10 is pressed by the inner wall of the embedded part 4, so that the limiting slide plate 10 extrudes the connecting sleeve 14 along the direction of the limiting slide groove 9, and the reset spring 15 in the connecting sleeve 14 is compressed; when the limiting sliding plate 10 reaches the limiting groove 5, the reset spring 15 ejects the limiting sliding plate 10 out of the limiting sliding groove 9 through the reaction force of the reset spring 15 due to the elasticity and the reset performance of the reset spring, so that one end, close to the limiting groove 5, of the limiting sliding plate 10 enters the limiting groove 5, the other end of the limiting sliding plate is left in the limiting sliding groove 9, the material taking plate 9 and the embedded part 4 are connected movably, and the fixed work of the embedded part 4 is achieved.

When the embedded part 4 needs to be taken out, an operator rotates the material taking handle 16 by hand, so that the material taking handle 16 rotates the material taking screw 6, the material taking plate 8 is connected to move upwards along the direction of the material taking screw 6 through the matching between the external thread structure 7 on the material taking screw 6 and the internal thread structure on the material taking plate 8, and the embedded part 4 connected with the periphery of the material taking plate 8 is taken out.

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

Claims

1. A special fixing device for an embedded part of a rotational molding product is characterized in that: comprises a fixing device body (1) and a rotational molding die (2); a pre-buried hole (3) is formed in the rotational molding die (2), and an embedded part (4) is arranged in the pre-buried hole (3); the embedded part (4) is of a hollow structure, and a plurality of limiting grooves (5) are arranged on the inner wall of the embedded part (4) in an array manner; the fixing device body (1) comprises a material taking screw rod (6), an external thread structure (7) is arranged outside the material taking screw rod (6), and a connecting material taking plate (8) used for being connected with the embedded part (4) is sleeved at the bottom of the material taking screw rod (6); an internal thread structure matched with the external thread structure (7) in a thread manner is arranged at the center of the connecting material taking plate (8); a plurality of limiting sliding grooves (9) are arranged on the peripheral side wall of the connecting material taking plate (8) at intervals, limiting sliding plates (10) are movably connected inside the limiting sliding grooves (9), and elastic reset structures are connected between the limiting sliding plates (10) and the limiting sliding grooves (9); the top end of the material taking screw rod (6) is fixedly connected with a material taking handle (16).

2. The special fixing device for the embedded part of the rotational molding product, according to claim 1, is characterized in that: and a guide groove (11) matched with the limiting groove (5) is arranged on the inner wall of the embedded part (4) at the top end of the limiting groove (5).

3. The special fixing device for the embedded part of the rotational molding product, according to claim 1, is characterized in that: the material taking handle (16) is provided with an anti-skidding sleeve (12), and the anti-skidding sleeve (12) is provided with an anti-skidding bulge.

4. The special fixing device for the embedded part of the rotational molding product, according to claim 1, is characterized in that: the number of the limiting grooves (5) and the limiting sliding grooves (9) is at least two.

5. The special fixing device for the embedded part of the rotational molding product, according to claim 1, is characterized in that: the elastic reset structure comprises a connecting rod (13) fixedly connected with the inner wall of the limiting chute (9), a connecting sleeve (14) is sleeved at the bottom of the connecting rod (13), and a reset spring (15) is arranged between the connecting rod (13) and the connecting sleeve (14); the connecting sleeve (14) is fixedly connected with the limiting sliding plate (10).