Foaming mold for automobile seat

Abstract

The utility model relates to the field of foaming molds, and particularly discloses an automobile seat foaming mold which comprises an upper mold and a lower mold, a mounting groove is formed above the lower mold, a forming mold is arranged in the mounting groove, an ejection spring is connected between the forming mold and the mounting groove, and a collision bead buckle is mounted on the lower surface of the forming mold. A collision bead clamping seat is installed below the collision bead buckle and located in the lower mold, a pressing plate groove is formed in the position, above the forming mold and located in the lower mold, a sealing clamping groove is formed in the position, located on the lower mold, of the outer side of the pressing plate groove, a positioning rack is installed at the outer side end of the upper mold, and a positioning pawl is installed in a positioning sleeve. After the upper mold and the lower mold are separated, pressure is applied to the position, provided with the collision bead buckle, of the forming mold, clamping between the collision bead buckle and the collision bead clamping base is broken, and under the elastic reset acting force of the ejection spring, the forming mold is bounced up to dump the internally-formed foaming object.

Description

Technical Field

[0001] The utility model relates to the field of foaming moulds, in particular to a foaming mould for an automobile seat. Background Art

[0002] The mold for foaming molding is a plastic foaming mold. The foaming resin is directly filled into the mold, which is heated and melted to form a gas-liquid saturated solution. Through nucleation, a large number of tiny bubble nuclei are formed. The bubble nuclei grow to make foam plastic parts. The foaming of car seats is processed by chemical reagent foaming molding.

[0003] However, since the car seat expands and is squeezed inside the mold after foaming, the seat is easily damaged when the hand buckle is used for demoulding. Utility Model Content

[0004] In view of the deficiencies in the prior art, the utility model provides a foaming mold for an automobile seat, which solves the problems mentioned in the above background.

[0005] The utility model provides the following technical scheme: a foaming mold for a car seat, comprising an upper mold and a lower mold, a mounting groove is provided above the lower mold, a molding mold is arranged inside the mounting groove, an ejection spring is connected between the molding mold and the mounting groove, a bumper buckle is installed on the lower surface of the molding mold, a bumper card seat is installed inside the lower mold below the bumper buckle, a pressure plate groove is provided above the molding mold inside the lower mold, a sealing groove is provided on the outside of the pressure plate groove above the lower mold, a positioning rack is installed on the outer end of the upper mold, a positioning sleeve is installed on the outer side of the lower mold corresponding to the position of the positioning rack, and a positioning pawl is installed inside the positioning sleeve.

[0006] As a further solution of the utility model: a limit plug rod is installed on the lower surface of the upper mold, a limit plug hole is opened on the upper surface of the lower mold below the limit plug rod, and an injection hole is installed on the upper surface of the upper mold.

[0007] As a further solution of the utility model: a sealing gasket is arranged above the sealing slot on the lower surface of the upper mold, and a forming pressing plate is installed above the pressing plate slot corresponding to the lower surface of the upper mold.

[0008] As a further solution of the utility model: the ball buckle is clamped with the ball holder, and the ejection spring is fixedly connected with the installation groove.

[0009] As a further solution of the utility model: the positioning rack is engaged with the positioning pawl, and a press buckle is installed on the outer side of the positioning pawl on the side surface of the positioning sleeve.

[0010] As a further solution of the utility model: the outer diameter length of the forming press plate is matched with the inner diameter length of the press plate groove.

[0011] As a further solution of the utility model: the sealing gasket block is snap-connected with the sealing slot.

[0012] As a further solution of the utility model: the injection hole and the upper mold are arranged to be connected, and the limiting insertion rod is clamped with the limiting insertion hole.

[0013] Compared with the prior art, the beneficial effects of the utility model are:

[0014] 1. After the upper mold and the lower mold are separated, pressure is applied to the position of the molding mold with the bead buckle, and after the bead buckle and the bead clamping seat are disconnected, the molding mold is bounced up under the elastic reset force of the ejection spring and the foamed object formed inside is dumped. BRIEF DESCRIPTION OF THE DRAWINGS

[0015] Figure 1 It is a structural schematic diagram of a foaming mold for a car seat;

[0016] Figure 2 It is a structural schematic diagram of a lower mold in a foaming mold for an automobile seat;

[0017] Figure 3 This is a partial enlarged view of a molding mold in a foaming mold for an automobile seat;

[0018] Figure 4 A cross-sectional view of a mold in a foaming mold for an automobile seat;

[0019] Figure 5 The figure is a schematic diagram of the structure of an upper mold in a foaming mold for a car seat.

[0020] In the figure: 1. upper mold; 2. lower mold; 3. limit rod; 4. limit hole; 5. injection hole; 6. positioning rack; 7. positioning sleeve; 101. sealing gasket; 102. molding pressure plate; 201. sealing slot; 202. pressure plate slot; 203. molding mold; 204. installation slot; 205. ejector spring; 206. ball buckle; 207. ball holder; 701. positioning pawl. DETAILED DESCRIPTION

[0021] The following will be combined with the drawings in the embodiments of the utility model to clearly and completely describe the technical solutions in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, not all of the embodiments. Based on the embodiments in the utility model, all other embodiments obtained by ordinary technicians in this field without creative work are within the scope of protection of the utility model.

[0022] like Figure 1-5 As shown, this embodiment provides a foaming mold for a car seat, including an upper mold 1 and a lower mold 2, a mounting groove 204 is provided on the upper side of the lower mold 2, a forming mold 203 is provided inside the mounting groove 204, an ejection spring 205 is connected between the forming mold 203 and the mounting groove 204, the ejection spring 205 is fixedly connected to the mounting groove 204, a ball buckle 206 is installed on the lower surface of the forming mold 203, a ball buckle seat 207 is installed inside the lower mold 2 below the ball buckle 206, and the ball buckle 206 is provided inside the lower mold 2. 6 is clamped with the ball holder 207, a pressure plate groove 202 is opened above the molding mold 203 and located inside the lower mold 2, a sealing groove 201 is opened on the outer side of the pressure plate groove 202 and located above the lower mold 2, a positioning rack 6 is installed on the outer end of the upper mold 1, a positioning sleeve 7 is installed on the outer side of the lower mold 2 corresponding to the position of the positioning rack 6, a positioning pawl 701 is installed inside the positioning sleeve 7, a press buckle is installed on the side surface of the positioning sleeve 7 on the outer side of the positioning pawl 701, and the positioning rack 6 is clamped with the positioning pawl 701.

[0023] like Figure 2-5 As shown, in this embodiment, a limiting plug rod 3 is installed on the lower surface of the upper mold 1, and a limiting hole 4 is provided on the upper surface of the lower mold 2 below the limiting plug rod 3, and an injection hole 5 is installed on the upper surface of the upper mold 1. The injection hole 5 is set through the upper mold 1, and the limiting plug rod 3 is clamped with the limiting hole 4. A sealing gasket 101 is provided on the lower surface of the upper mold 1 above the sealing groove 201, and the sealing gasket 101 is clamped with the sealing groove 201. A molding press plate 102 is installed above the pressure plate groove 202 corresponding to the lower surface of the upper mold 1, and the outer diameter dimension length of the molding press plate 102 is consistent with the inner diameter dimension length of the pressure plate groove 202.

[0024] The working principle of the utility model is as follows: when in use, the upper mold 1 is arranged as a whole at the upper position of the lower mold 2, the material to be foamed is filled into the interior of the forming mold 203, the forming mold 203 is installed as a whole in the interior of the mounting groove 204, and the forming mold 203 is pressed downward as a whole, so that the ball buckle 206 is integrally clamped to the interior of the ball clamp seat 207 to achieve compression deformation of the ejection spring 205, and the limiting plug rod 3 is integrally inserted into the interior of the limiting plug hole 4 for positioning, and the upper mold 1 is controlled to move as a whole to the position of the lower mold 2, so that the forming pressing plate 102 and the sealing gasket 101 on the lower surface of the upper mold 1 are respectively clamped in the pressing plate groove 202 and The interior of the sealing slot 201, the positioning rack 6 on the outside of the upper mold 1 will pass through the interior of the positioning sleeve 7 as a whole and will be limited and fixed by the positioning pawl 701. Then, the interior of the molding mold 203 will be filled with chemicals through the injection hole 5 and pressurized and heated to make the plastic particles foam and expand. After the positioning pawl 701 is disconnected and the positioning rack 6 is limited, the upper mold 1 and the lower mold 2 are separated. Then, pressure is applied to the position of the molding mold 203 with the ball buckle 206, and the ball buckle 206 is disconnected and connected with the ball socket 207. Under the elastic reset force of the ejection spring 205, the molding mold 203 is bounced up and the foamed object formed inside is dumped.

[0025] It should be noted that, in this article, relational terms such as first and second, etc. are only used to distinguish one entity or operation from another entity or operation, and do not necessarily require or imply any actual relationship or order between these entities or operations. Moreover, the terms "include", "comprises" or any other variations thereof are intended to cover non-exclusive inclusion, so that a process, method, article or apparatus that includes a series of elements includes not only those elements, but also other elements not explicitly listed, or also includes elements inherent to such process, method, article or apparatus.

[0026] Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that various changes, modifications, substitutions and variations may be made to the embodiments without departing from the principles and spirit of the present invention, and that the scope of the present invention is defined by the appended claims and their equivalents.

Claims

1. A foaming mold for a car seat, comprising an upper mold (1) and a lower mold (2), characterized in that: A mounting groove (204) is provided above the lower mold (2), a molding mold (203) is arranged inside the mounting groove (204), an ejection spring (205) is connected between the molding mold (203) and the mounting groove (204), a ball buckle (206) is installed on the lower surface of the molding mold (203), a ball buckle (207) is installed below the ball buckle (206) and located inside the lower mold (2), a pressure plate groove (202) is provided above the molding mold (203) and located inside the lower mold (2), a sealing groove (201) is provided on the outer side of the pressure plate groove (202) and located above the lower mold (2), a positioning rack (6) is installed on the outer side of the upper mold (1), a positioning sleeve (7) is installed on the outer side of the lower mold (2) at a position corresponding to the positioning rack (6), and a positioning pawl (701) is installed inside the positioning sleeve (7).

2. The automobile seat foaming mold according to claim 1, characterized in that: A limit insertion rod (3) is installed on the lower surface of the upper mold (1), a limit insertion hole (4) is provided on the upper surface of the lower mold (2) below the limit insertion rod (3), and an injection hole (5) is installed on the upper surface of the upper mold (1).

3. The automobile seat foaming mold according to claim 1, characterized in that: A sealing gasket (101) is provided above the sealing slot (201) and located on the lower surface of the upper mold (1), and a molding press plate (102) is installed above the press plate slot (202) and corresponding to the lower surface of the upper mold (1).

4. The automobile seat foaming mold according to claim 1, characterized in that: The ball-bumping buckle (206) is clamped with the ball-bumping seat (207), and the ejection spring (205) is fixedly connected with the installation groove (204).

5. The automobile seat foaming mold according to claim 1, characterized in that: The positioning rack (6) is engaged with the positioning pawl (701), and a press buckle is installed on the side surface of the positioning sleeve (7) on the outer side of the positioning pawl (701).

6. The automobile seat foaming mold according to claim 3, characterized in that: The outer diameter length of the molding press plate (102) matches the inner diameter length of the press plate groove (202).

7. The automobile seat foaming mold according to claim 3, characterized in that: The sealing pad block (101) is snap-fitted to the sealing slot (201).

8. The automobile seat foaming mold according to claim 2, characterized in that: The injection hole (5) is arranged to be connected with the upper mold (1), and the limiting insertion rod (3) is clamped with the limiting insertion hole (4).

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