Processing die for air bag of oven mask

Abstract

The utility model discloses an oven mask air bag processing mold which comprises an upper mold and a lower mold, and the inner walls of the upper mold and the lower mold are connected with fixing plates; a positioning mechanism is arranged among the multiple fixing plates, the positioning mechanism comprises positioning rods, the multiple positioning rods are connected to the bottom end of one fixing plate, a positioning groove is formed in the top end of the other fixing plate, and the positioning rods are connected with an inner cavity of the positioning hole; clamping grooves are formed in the opposite sides of the multiple positioning grooves, and the clamping assemblies are located in the clamping grooves; and the demolding assembly is arranged on one of the fixing plates. By means of the arrangement mode that the positioning rod, the clamping assembly and the demolding assembly are matched, the upper mold and the lower mold can be effectively and accurately closed, the stability performance is good after the upper mold and the lower mold are automatically buckled, the sealing performance is high, meanwhile, mold opening can be rapidly and conveniently conducted when mold opening is needed, and the mold opening efficiency is improved. And the efficiency of the whole production process is improved.

Description

Technical Field

[0001] The utility model relates to the technical field related to mask airbag processing, and in particular to an oven mask airbag processing mould. Background Art

[0002] The existing oven mask airbag is usually processed by using aluminum molds, glue and other raw materials, and then baked in an oven at a specific temperature and time to form a shape.

[0003] In the prior art, the mold for producing oven mask airbags is composed of an upper mold and a lower mold, but during the mold closing process, if the connection between the upper mold and the lower mold is not tight and the mold closing accuracy is not high, the material will flow out from the gap between the upper mold and the lower mold, which not only causes waste of material, but also requires manual trimming with scissors after the oven mask airbag is formed, which has the risk of bruising the airbag, thereby causing quality problems. Summary of the invention

[0004] The purpose of the utility model is to provide a processing mold for an oven mask airbag to solve the problems raised in the above background technology.

[0005] To achieve the above object, the utility model provides the following technical solution: an oven mask airbag processing mold, comprising an upper mold and a lower mold, wherein the inner walls of the upper mold and the lower mold are fixedly connected with a fixing plate;

[0006] A positioning mechanism is provided between the plurality of fixing plates, and the positioning mechanism comprises:

[0007] Positioning rods, wherein a plurality of the positioning rods are fixedly connected to the bottom end of one of the fixing plates, the bottom of the positioning rods is conical, and a positioning groove is provided at the top end of another fixing plate, and the positioning rods are slidably interlaced with the inner cavity of the positioning hole;

[0008] A snap-in assembly, wherein a snap-in groove is provided on one side opposite to the plurality of positioning grooves, and the snap-in assembly is located inside the snap-in groove;

[0009] A demoulding component is arranged on one of the fixed plates.

[0010] Preferably, the clamping assembly comprises:

[0011] A clamping rod, one end of which is slidably inserted into the inner cavity of the clamping groove, and a clamping hole is provided on the opposite side of the plurality of positioning rods, and the other end of the clamping rod is slidably inserted into the inner cavity of the clamping hole, and the other end of the clamping rod is provided with an inclined surface;

[0012] Gear, a plurality of the clamping grooves are provided with mutually communicating through grooves, and the gear is rotatably arranged inside the through grooves through a rotating shaft;

[0013] Racks, wherein multiple groups of the racks are respectively fixedly connected to opposite sides of multiple clamping rods, and the multiple groups of the racks are all meshed and connected with the gears;

[0014] A first compression spring is disposed inside the clamping groove.

[0015] Preferably, one end of the first compression spring is fixedly connected to the clamping rod, and the other end of the first compression spring is fixedly connected to the inner wall of the clamping groove.

[0016] Preferably, the demoulding assembly comprises:

[0017] A demoulding pin, wherein a receiving groove is provided at the bottom end of one of the fixing plates, and the demoulding pin is slidably inserted and connected with the inner cavity of the receiving groove, and a through hole communicating with one of the clamping grooves is provided at the top end of the other fixing plate, and a demoulding hole is provided at the top end of one of the clamping rods, and the demoulding pin cooperates with the inner cavity of the demoulding hole;

[0018] An extrusion rod, one end of which is fixedly connected to the demoulding pin, and the other end of which is slidably connected to the inner wall of the demoulding groove;

[0019] A second compression spring is sleeved on the outside of the extrusion rod.

[0020] Preferably, one end of the second compression spring is fixedly connected to the extrusion rod, and the other end of the second compression spring is fixedly connected to the fixing plate.

[0021] Preferably, the opposite sides of the plurality of clamping rods are fixedly connected with limiting blocks, the opposite sides of the plurality of clamping grooves are provided with limiting grooves, and the limiting blocks are slidably and interlacedly connected with the inner cavities of the limiting grooves.

[0022] Technical effects and advantages of the utility model:

[0023] The utility model utilizes a setting mode in which a positioning rod, a clamping assembly and a demoulding assembly are matched with each other, and the positioning rod with a tapered bottom is inserted into the positioning groove, so that the upper mold and the lower mold can be accurately molded, and after the insertion, they can be clamped by the clamping assembly, so that the upper mold and the lower mold have good stability and strong sealing after automatic buckling. At the same time, when the mold needs to be opened, the demoulding assembly can be squeezed by an external cylinder-type telescopic part, so that the mold can be opened quickly and conveniently, thereby improving the efficiency of the entire production process. BRIEF DESCRIPTION OF THE DRAWINGS

[0024] Figure 1 It is a schematic diagram of the overall explosion structure of the utility model.

[0025] Figure 2It is a schematic diagram of the internal structure of the positioning mechanism of the utility model from the front.

[0026] Figure 3 For this utility model Figure 2 Enlarged structural diagram at A in the middle.

[0027] In the figure: 1. upper mold; 2. lower mold; 3. fixed plate; 4. positioning mechanism; 41. positioning rod; 42. clamping assembly; 421. clamping rod; 422. gear; 423. rack; 424. first compression spring; 43. demoulding assembly; 431. demoulding pin; 432. extrusion rod; 433. second compression spring; 5. limit block. DETAILED DESCRIPTION

[0028] 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.

[0029] The utility model provides Figure 1-3 The oven mask airbag processing mold shown includes an upper mold 1 and a lower mold 2, and the inner walls of the upper mold 1 and the lower mold 2 are fixedly connected with a fixing plate 3;

[0030] Furthermore, a positioning mechanism 4 is provided between the plurality of fixed plates 3, and the positioning mechanism 4 includes: a positioning rod 41, a clamping assembly 42 and a demoulding assembly 43. The plurality of positioning rods 41 are fixedly connected to the bottom end of one of the fixed plates 3, and the bottom of the positioning rod 41 is conical. A positioning groove is provided at the top end of the other fixed plate 3, and the positioning rod 41 is slidably inserted and connected with the inner cavity of the positioning hole. The positioning rod 41 with a conical bottom can guide the positioning rod 41 to be accurately inserted into the interior of the positioning groove when inserting the positioning groove even in the case of misalignment, thereby ensuring that the upper mold 1 and the lower mold 2 are accurately molded; a clamping groove is provided on the opposite side of the plurality of positioning grooves, and the clamping assembly 42 is located inside the clamping groove. The positioning rod 41 can be fixed by the clamping assembly 42, thereby preventing the upper mold 1 and the lower mold 2 from separating to produce a gap during grouting, thereby achieving a better mold closing effect; the demoulding assembly 43 is provided on one of the fixed plates 3.

[0031] Specifically, the clamping assembly 42 includes: a clamping rod 421, a gear 422, a rack 423, and a first compression spring 424. One end of the clamping rod 421 is slidably and interlacedly connected with the inner cavity of the clamping groove. A clamping hole is provided on the opposite side of the plurality of positioning rods 41. The other end of the clamping rod 421 is slidably and interlacedly connected with the inner cavity of the clamping hole. The other end of the clamping rod 421 is provided with an inclined surface. The opposite side of the plurality of clamping rods 421 is fixedly connected with a limiting block 5. The opposite side of the plurality of clamping grooves is provided with a limiting groove. The limiting block 5 is slidably and interlacedly connected with the inner cavity of the limiting groove. The limiting block 5 plays a limiting role in the movement of the clamping rod 421, so that the clamping rod 421 can only be displaced in the horizontal direction; interconnected through grooves are provided between the plurality of clamping grooves, and the gear 422 is rotatably arranged inside the through groove through a rotating shaft; a plurality of groups of racks 423 are respectively fixedly connected to the opposite side of the plurality of clamping rods 421. It is meshed with the gear 422, and through the connection between the gear 422 and multiple sets of racks 423, when one clamping rod 421 is displaced, the other clamping rod 421 can be displaced synchronously; the first compression spring 424 is arranged inside the clamping groove, one end of the first compression spring 424 is fixedly connected to the clamping rod 421, and the other end of the first compression spring 424 is fixedly connected to the inner wall of the clamping groove, and the first compression spring 424 is always in a compressed state, thereby providing a stable elastic force to the clamping rod 421, so that the clamping rod 421 is always in an extended state, so that when the positioning rod 41 is inserted into the positioning groove, the clamping rod 421 with a bevel will be squeezed, so that after the positioning rod 41 is fully inserted, the clamping rod 421 will be clamped with the clamping hole opened by the positioning rod 41 under the elastic force of the first compression spring 424, thereby realizing the clamping and fixing of the upper mold 1 and the lower mold 2 after the mold is closed.

[0032] Specifically, the demoulding assembly 43 includes: a demoulding pin 431, an extrusion rod 432 and a second compression spring 433, wherein a receiving groove is provided at the bottom end of one of the fixed plates 3, and the demoulding pin 431 is slidably and interlacedly connected with the inner cavity of the receiving groove, and a through hole communicating with one of the clamping grooves is provided at the top end of the other fixed plate 3, and a demoulding hole is provided at the top end of one of the clamping rods 421, and the demoulding pin 431 cooperates with the inner cavity of the demoulding hole; one end of the extrusion rod 432 is fixedly connected with the demoulding pin 431, and the other end of the extrusion rod 432 is slidably and interlacedly connected with the inner wall of the demoulding groove; the second compression spring 433 is sleeved on the outside of the extrusion rod 432, and one end of the second compression spring 433 is connected to the extrusion rod 432 is fixedly connected, and the other end of the second compression spring 433 is fixedly connected to the fixed plate 3. The second compression spring 433 is always in a compressed state, so that it can provide a stable upward force to the demoulding pin 431 through the extrusion rod 432. After the demoulding pin 431 is squeezed by an external cylinder or similar telescopic part, the demoulding pin 431 can squeeze the inner wall of the demoulding hole through the inclined surface opened by itself, thereby driving one of the clamping rods 421 to move, and the other clamping rod 421 is synchronously displaced through the cooperation of the gear 422 and the rack 423, so that the clamping fixation of the two clamping rods 421 to the positioning rod 41 can be released at the same time, so that the demoulding operation can be performed.

[0033] Finally, it should be noted that the above is only a preferred embodiment of the present invention and is not intended to limit the present invention. Although the present invention has been described in detail with reference to the aforementioned embodiments, those skilled in the art can still modify the technical solutions described in the aforementioned embodiments or make equivalent substitutions for some of the technical features therein. Any modifications, equivalent substitutions, improvements, etc. made within the spirit and principles of the present invention should be included in the protection scope of the present invention.

Claims

1. An oven mask airbag processing mold, comprising: An upper mold (1) and a lower mold (2), wherein inner walls of the upper mold (1) and the lower mold (2) are fixedly connected to a fixing plate (3); The invention is characterized in that a positioning mechanism (4) is arranged between the plurality of fixing plates (3), and the positioning mechanism (4) comprises: Positioning rods (41), wherein a plurality of the positioning rods (41) are fixedly connected to the bottom end of one of the fixing plates (3), the bottom of the positioning rods (41) is conical, and a positioning groove is provided at the top end of another fixing plate (3), and the positioning rods (41) are slidably connected with the inner cavity of the positioning hole; A snap-fit ​​assembly (42), wherein a snap-fit ​​groove is provided on one side opposite to the plurality of positioning grooves, and the snap-fit ​​assembly (42) is located inside the snap-fit ​​groove; A demoulding component (43), wherein the demoulding component (43) is arranged on one of the fixed plates (3).

2. The oven mask airbag processing mold according to claim 1, characterized in that: The clamping assembly (42) comprises: A clamping rod (421), one end of the clamping rod (421) is slidably inserted into the inner cavity of the clamping groove, a clamping hole is provided on the opposite side of the plurality of positioning rods (41), the other end of the clamping rod (421) is slidably inserted into the inner cavity of the clamping hole, and the other end of the clamping rod (421) is provided with an inclined surface; A gear (422), wherein a plurality of the clamping grooves are provided with mutually communicating through grooves, and the gear (422) is rotatably disposed inside the through groove via a rotating shaft; Racks (423), wherein a plurality of groups of the racks (423) are respectively fixedly connected to opposite sides of a plurality of clamping rods (421), and the plurality of groups of the racks (423) are all meshingly connected with the gears (422); A first compression spring (424), wherein the first compression spring (424) is arranged inside the clamping groove.

3. The oven mask airbag processing mold according to claim 2, characterized in that: One end of the first compression spring (424) is fixedly connected to the clamping rod (421), and the other end of the first compression spring (424) is fixedly connected to the inner wall of the clamping groove.

4. The oven mask airbag processing mold according to claim 2, characterized in that: The demoulding component (43) comprises: A demoulding pin (431), wherein a receiving groove is provided at the bottom end of one of the fixing plates (3), and the demoulding pin (431) is slidably inserted and connected with the inner cavity of the receiving groove, and a through hole communicating with one of the clamping grooves is provided at the top end of the other fixing plate (3), and a demoulding hole is provided at the top end of one of the clamping rods (421), and the demoulding pin (431) cooperates with the inner cavity of the demoulding hole; An extrusion rod (432), one end of the extrusion rod (432) being fixedly connected to the demoulding pin (431), and the other end of the extrusion rod (432) being slidably interlaced with the inner wall of the demoulding groove; A second compression spring (433), wherein the second compression spring (433) is sleeved on the outside of the extrusion rod (432).

5. The oven mask airbag processing mold according to claim 4, characterized in that: One end of the second compression spring (433) is fixedly connected to the extrusion rod (432), and the other end of the second compression spring (433) is fixedly connected to the fixing plate (3).

6. The oven mask airbag processing mold according to claim 2, characterized in that: The opposite sides of the plurality of clamping rods (421) are fixedly connected to the limiting blocks (5), the opposite sides of the plurality of clamping slots are provided with limiting slots, and the limiting blocks (5) are slidably interlaced with the inner cavities of the limiting slots.

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