CN103707462B

CN103707462B - Molding die, method for producing molded plastic products and molded plastic products

Info

Publication number: CN103707462B
Application number: CN201310454888.1A
Authority: CN
Inventors: 浅田信
Original assignee: Hosiden Corp
Current assignee: Hosiden Corp
Priority date: 2012-10-05
Filing date: 2013-09-29
Publication date: 2017-05-03
Anticipated expiration: 2033-09-29
Also published as: CN103707462A

Abstract

The invention provides a molding die which facilitates positioning terminal sections, makes the molded plastic products smaller and is retained in a cavity of a first die and a second die. The invention further provides a method for producing molded plastic products with the molding die and molded plastic products produced with the molding die. A molding die comprises a first die (10) and a second die (20) for receiving a cavity (C1) of at least one section (220a) of a terminal (200a). The first die (10) has a protruding portion (11) contacting with a first surface (221a) of the section (220a), and a boss (13a) spaced away from the protruding portion (11) at a certain distance. The boss (13a) comprises a first edge (13a1), a second edge (13a2) and an inclined surface (13a3), wherein the first edge (13a1) is arranged base side of the boss (13a) and contacts with a second surface (222a) opposite to the first surface (221a) on the section (220a).

Description

Molding die, the method for manufacture molded plastic product and molded plastic product

Technical field

The present invention relates to molding die, and using the method and molded plastics of the molding die manufacture molded plastic product Product.

Background technology

Japanese Unexamined Patent Publication No.07-099016 discloses a kind of including main body and the molded plastic product of terminal.It is main Body has base portion, the annular sidewall being arranged on the base portion and the distance piece being arranged on the base portion.The distance piece is by side wall Inner space be divided into the first space and second space.Terminal there is first, second, third and fourth sections and connect this First, the framework of second, third and fourth segment.The distal portion of first segment is embedded in distance piece and causes its end face empty first Between middle exposure.The distal portion of second section is embedded in distance piece and its end face is exposed in second space.3rd sections is buried If causing its end face to expose in the first space in the sidewall.Fourth segment is embedded to cause in the sidewall its end face in second space Middle exposure.

Above-mentioned molded plastic product is made as follows.The basal part of first segment is maintained at the first protuberance of the first mould Inner surface and the protuberance of the second mould between, the base end of second section is maintained at the second protuberance of the first mould Inner surface and the protuberance of the second mould between, the distal end of first segment and second section and the 3rd sections and fourth segment Portion is placed in the cavity of the first mould and the second mould.Hereafter, ambroin is injected in cavity and is hardened.Ambroin Form main body, and first space of the other provider of the first protuberance and the second projection of the first mould and second empty Between.The first segment of terminal and the distal portion of second section are embedded in the distance piece of main body, and the 3rd sections of terminal and Fourth segment is embedded in the side wall of main body.Hereafter, first, second, third and fourth sections cut-out framework.

The content of the invention

Technical problem

It should be noted that the 3rd sections and fourth segment are by the basal part for keeping first segment and the substrate of second section First mould and the second mould in portion is positioned and maintained in cavity.In other words, the 3rd sections and fourth segment can not have It is positioned and retained within the case of first segment and second section in cavity, so as to the size for causing terminal increases.Therefore, it is difficult To reduce the size of molded plastic product.

The present invention is devised in view of the foregoing.The present invention is provided a kind of to be easy to for the sections of terminal to be positioned and maintained in the In the cavity of one mould and the second mould and contribute to making the molding die that molded plastic product minimizes.The present invention is also provided A kind of utilization molding die manufactures the method for molded plastic product and using molded plastic product made by molding die.

Solution to problem

The present invention molding die include have be configured at least receive terminal sections cavity the first mould and Second mould.First mould includes the protuberance that can be contacted with the first surface of the sections and is spaced apart with the protuberance The projection of setting.The projection includes the first edge being located on its substrate side, positioned at the second edge of its distal side, Yi Jiqing Oblique or curved surface.The first edge can be contacted with the second surface of the sections, and the second surface is located at described first The opposition side on surface.The inclination or curved surface extend to the second edge from the first edge so that the protrusion The distance between portion and the inclination or curved surface gradually increase.

The molding die of this aspect of the invention can be easy to for the sections of the terminal to be positioned and maintained in institute In stating the cavity of the first mould and second mould.Specifically, the protuberance of first mould and the end The first surface contact of the sections of son, and the first edge of the projection of first mould and the section The second surface contact of section.Therefore the sections is securely held in the protuberance of first mould and described Between the first edge of projection.It is further advantageous that the firm holding of sections can reduce is injecting cavity by plastic material By the motion and deformation for injecting the terminal that pressure is caused when middle.And, this aspect of the invention allows to eliminate one Part adds terminal that sections is positioned and maintained in the cavity of the first mould and the second mould.For this purpose, terminal can be minimum Change, so as to cause the miniaturization of molded plastic product.Additionally, inclination or curved surface guide the protuberance and projection of the first mould First edge between sections, consequently facilitating by the sections insert the first mould protuberance and projection first edge it Between.Additionally, projection is provided with inclination or curved surface, the inclination or curved surface cause protuberance and the inclination or curved surface The distance between gradually increase.In other words, space is provided between the second surface of sections and the inclination of projection or curved surface, The space forms a part for cavity and allows plastic material to flow into wherein.This is arranged such that can make the second table of sections It is while face contacts with the projection of the first mould that the second surface is embedded in a plastic material.

The cavity of the first mould and the second mould can be configured to receive the terminal bodies and sections of terminal.The sections can be with With terminal bodies continuously and relative to terminal bodies bending.

The sections relative to terminal bodies bending of terminal is easily broken when plastic material is injected in cavity by injection pressure It is bad.However, this aspect of the invention can reduce the motion and deformation of the sections caused by injection pressure, this is because sections is protected Hold between the protuberance of the first mould and the first edge of projection.

First mould and the second mould can be configured to that terminal bodies are accommodated in its cavity and by the terminal bodies It is partially held between them.

In the molding die of this aspect, the first mould and the second mould securely keep the terminal bodies between them In the cavities.Therefore, this aspect of the invention can further reduce and be made by injecting pressure when plastic material is injected in cavity Into terminal motion and deformation.

The manufacture method of the molded plastic product of the present invention include by the sections of terminal insert the first mould protuberance and Between projection, so that the first surface of the sections contacts protuberance and makes the first edge of second surface contact protrusion, from And sections is maintained between protuberance and first edge；At least the sections of terminal is being placed on into the first mould and the second mould Cavity in while close first mould and the second mould；And ambroin is injected into cavity and makes ambroin hard Change that sections is embedded in the ambroin.

The manufacture method of this aspect is inserted between the protuberance and projection of the first mould simply by the sections by terminal And thus the sections is firmly held between the protuberance and the projection can be easy to be positioned and maintained in the sections of terminal In the cavity of the first mould and the second mould.It is further advantageous that the firm holding of sections can reduce plastic material is being injected By the motion and deformation for injecting the terminal that pressure is caused during cavity.And, this aspect of the invention allows to eliminate to terminal Add the part for being positioned and retained in sections in the cavity of the first mould and the second mould.For this purpose, terminal can be minimum Change, so as to cause molded plastic product to minimize.Additionally, the ambroin in injection cavity flows into the second surface of sections and dashes forward In space between the inclination for rising or curved surface.Therefore, the manufacture method of this aspect allows to make the second table of sections It is while face contacts with the projection of the first mould that the second surface is embedded in a plastic material.

The sections of terminal is placed can be included placing the terminal bodies of terminal and sections in the cavities in the cavities.Should Sections can be continuous with terminal bodies and be bent relative to the terminal bodies.

The sections relative to terminal bodies bending of terminal is when plastic material is injected in cavity easily by injection pressure Damage.However, this aspect of the invention can reduce the motion and deformation of the sections caused by injection pressure, this is because sections quilt It is maintained between the protuberance of the first mould and the first edge of projection.

The sections of terminal is placed can be included in the cavities terminal bodies part is maintained at the first mould and second Between mould.

In the manufacture method of this aspect, the terminal bodies in cavity are securely held in the first mould and the second mould Between.Therefore, this aspect of the invention can also reduce when plastic material is injected in cavity by injecting the terminal that pressure is caused Motion and deformation.

The molded plastic product of the present invention includes terminal and main body.Terminal include sections, the sections have first surface and Positioned at the first surface opposite side on second surface.Main body includes base portion, the side wall stood still for a long while on the base portion, Yi Jishe Put the recess in the side wall.Side wall includes wall surface.The sections of terminal is embedded in the wall of side and causes its first surface from side The wall surface of wall exposes.Recess includes the first edge being located in its open side, the second edge on its bottom side, Yi Jiqing Oblique or curved surface.First edge contacts the second surface of sections.Incline or curved surface extends to the second side from first edge Edge so that the distance between sections and inclination or curved surface gradually increase.

In the molded plastic product of this aspect, it is easy to which the sections of terminal is positioned and maintained in into the first mould and the second mould In the cavity of tool.Specifically, the first surface of the sections of terminal exposes from the wall surface of the side wall of main body, and the second table of sections Face contacts with the first edge of the recess of main body.When molded plastic product is manufactured, the first surface of the sections of terminal and first The protrusion contacts of mould, and the second surface of sections is contacted with the first edge of the projection of the first mould.In other words, sections structure Cause to be securely held between the protuberance of the first mould and the first edge of projection, that is, be firmly held in the first mould In the cavity of the second mould.It is further advantageous that this aspect of the invention can reduce when plastic material is injected in cavity The motion and deformation of the terminal caused by injection pressure, this is because its sections is maintained at the protuberance and projection of the first mould First edge between.The firm holding of the sections of terminal makes it also possible to eliminate and adds for positioning and protecting sections to terminal Hold the part in the cavity of the first mould and the second mould.For this purpose, terminal can be minimized, so as to cause molded plastic product Miniaturization.Additionally, main body is provided with from first edge inclination or the curved surface for extending to second edge so that sections and inclination Or the distance between curved surface gradually increases.This is arranged such that when molded plastic product is manufactured can make the second of sections The second surface is embedded in main body while surface contacts with the projection of the first mould.

Terminal can also include the terminal bodies being embedded in base portion.Sections can it is continuous with terminal bodies and relative to The terminal bodies bending.

Main body can also include the accommodation space limited by side wall.The wall surface can be arranged on the side of accommodation space.

Description of the drawings

Figure 1A is the facing, overlook of molded plastic product according to the embodiment of the present invention, right perspective view.

Figure 1B be molded plastic product backsight, look up, right perspective view.

Fig. 2A is the upward view of molded plastic product.

Fig. 2 B are the upward views of molded plastic product, wherein the part being embedded in main body of terminal shown in phantom.

Fig. 2 C are the upward views of the main body of molded plastic product and terminal, wherein terminal shown in phantom is embedded in main body Part.

Fig. 3 A are the sectional views of the molded plastic product that the 3A-3A in Figure 1A is intercepted.

Fig. 3 B are the sectional views of the molded plastic product that the 3B-3B in Fig. 2A is intercepted.

Fig. 3 C are the sectional views of the molded plastic product that the 3C-3C in Figure 1A is intercepted.

Fig. 4 is the facing, overlook of the terminal of molded plastic product, right perspective view.

Fig. 5 is the facing, overlook of the sealant of molded plastic product, right perspective view.

Fig. 6 A provide the sectional view corresponding to Fig. 3 A, the step of show the manufacture method of molded plastic product.

Fig. 6 B provide the sectional view corresponding to Fig. 3 B, the step of show the manufacture method of molded plastic product.

Fig. 6 C provide the sectional view corresponding to Fig. 3 C, the step of show the manufacture method of molded plastic product.

Reference numerals list

100：Main body

110：Base portion

111：First surface

112：Second surface

120：Side wall

121：Wall surface

122：Wall surface

130a：Recess

131a：First edge

132a：Second edge

133a：Inclined surface

130b：Recess

131b：First edge

132b：Second edge

133b：Inclined surface

130c：Recess

131c：First edge

132c：Second edge

133c：Inclined surface

140：Recess

141：Central portion

142：Branch

200a：Terminal

210a：Terminal bodies

211a：First surface

212a：Second surface

220a：Sections

221a：First surface

222a：Second surface

230a：Sections

231a：First surface

232a：Second surface

240a：Sections

241a：First surface

242a：Second surface

250a：Connecting portion

260a：Connecting portion

200b：Terminal

210b：Terminal bodies

211b：First surface

212b：Second surface

220b：Connecting portion

200c：Terminal

210c：Terminal bodies

211c：First surface

212c：Second surface

220c：Connecting portion

300：Sealant

310：Central portion

320：Branch

Y：First direction

X：Second direction

Z：Third direction

10：First mould

11：Protuberance

12：Recess

13a：Projection

13a1：First edge

13a2：Second edge

13a3：Inclined surface

13b：Projection

13b1：First edge

13b2：Second edge

13b3：Inclined surface

13c：Projection

13c1：First edge

13c2：Second edge

13c3：Inclined surface

14：Cast gate

20：Second mould

21：Recess

22：Projection

22a：Central portion

22b：Branch

30：3rd mould

31：Protuberance

32：Recess

33a：Projection

33b：Projection

33c：Projection

40：Second mould

41：Recess

42：Cast gate

R1：First ambroin

R2：Second ambroin

Specific embodiment

Below with reference to Figure 1A to Fig. 6 C descriptions molded plastic product according to the embodiment of the present invention.Figure 1A and Figure 1B Shown molded plastic product includes main body 100, terminal 200a, 200b and 200c, and sealant 300.Below will in detail Each composition of description molded plastic product.As shown in FIG. 1A and 1B, first direction Y is the longitudinal direction side of molded plastic product To second direction X is the horizontal direction of molded plastic product, and third direction Z is the thickness direction of molded plastic product.The Two direction X are orthogonal to first direction Y, and third direction Z is orthogonal to first direction Y and second direction X.

As shown in Figure 1A to Fig. 3 C, main body 100 is molded products made by insulating plastics material.Main body 100 includes base portion 110, side wall 120, recess 130a, 130b and 130c (corresponding to the recess of the main body in claim), recess 140 and protrusion Portion 150.Base portion 110 have first surface 111 and positioned at the opposite side of first surface 111 on second surface 112.Side wall 120 vertically stand still for a long while in the ring along the periphery of the first surface 111 of base portion 110.The first surface 111 of base portion 110 has circle Shape region, at the center of the border circular areas, column protuberance 150 vertically extends.Base portion 110, side wall 120 and protuberance 150 are limited Surely it is used as the recess of accommodation space S.Side wall 120 includes the wall surface 121 of the inner wall surface on the side as accommodation space S, And as the wall surface 122 being located at the outer wall surface in the opposite side of wall surface 121.

As shown in Figure 1B to Fig. 3 C, the second surface 112 of base portion 110 is formed with recess 140.The recess 140 includes central authorities Portion 141 and multiple branches 142.Central portion 141 is as shown in Figure 3 A and Figure 3 B in the recess for substantially justifying truncated cone.Branch Portion 142 is the elongate pocket radially extended from central portion 141.Any one branch in branch 142 is respectively provided with less than end The longitudinal size of the longitudinal size of terminal bodies 210a (to be described) of sub- 200a.Any one branch in branch 142 is equal Lateral dimension with the lateral dimension less than terminal bodies 210a.

Terminal 200a is embedded in base portion 110 and side wall 120 as shown in Fig. 2 B to Fig. 3 C.Terminal 200b such as Fig. 2 B are to figure It is embedded in shown in 3C on the side of the X in a second direction of the terminal 200a of base portion 110.Terminal 200c is embedded in terminal 200a X in a second direction opposite side on.

Terminal 200a is the metallic plate as shown in Fig. 2 B to Fig. 4.Terminal 200a include terminal bodies 210a, sections 220a, 230a and 240a, and connecting portion 250a and 260a.Terminal bodies 210a have first surface 211a and positioned at first table Second surface 212a in the 211a opposite side of face.Terminal bodies 210a be embedded in base portion 110 cause first surface 211a from The first surface 111 of base portion 110 partly exposes, and causes second surface 212a to pass through the branch of the recess 140 of base portion 110 Portion 142 partly exposes.The exposed portion of the first surface 211a of terminal bodies 210a surrounds protuberance 150.It should be understood that Fig. 2 C are shown in which the removed molded plastic product of sealant 300.

Sections 220a be with the continuous plate of the longitudinal end of terminal bodies 210a and it bend to terminal bodies 210a into Right angle.Sections 220a have first surface 221a and positioned at first surface 221a opposite side on second surface 222a. Sections 220a is embedded in side wall 120 so that first surface 221a exposes from the wall 121 of side wall 120.Specifically, positioned at the first table End in the another side along third direction of face 221a is embedded in side wall 120, and the remainder of first surface 221a Divide from the wall surface 121 of side wall 120 and expose.The second surface 222a of sections 220a is fixed to side wall 120.Sections 220a is located at and receives Receive between space S and recess 130a (to be described).

Sections 230a be with the continuous plate of the longitudinal end of terminal bodies 210a and it bend to terminal bodies 210a into Right angle.Sections 230a have first surface 231a and positioned at first surface 231a opposite side on second surface 232a. Sections 230a is embedded in side wall 120 so that first surface 231a exposes from the wall 121 of side wall 120.Specifically, positioned at the first table End in the another side along third direction of face 231a is embedded in side wall 120, and the remainder of first surface 231a Divide from the wall surface 121 of side wall 120 and expose.The second surface 232a of sections 230a is fixed to side wall 120.Sections 230a is located at and receives Receive between space S and recess 130b (to be described).

Sections 240a be with the continuous plate of the longitudinal end of terminal bodies 210a and it bend to terminal bodies 210a into Right angle.Sections 240a have first surface 241a and positioned at first surface 241a opposite side on second surface 242a. Sections 240a is embedded in side wall 120 so that first surface 241a exposes from the wall 121 of side wall 120.Sections 240a is located at storage Between space S and recess 130c (to be described).Specifically, in the another side along third direction of first surface 241a End is embedded in side wall 120, and the remainder of first surface 241a exposes from the wall surface 121 of side wall 120.Sections The second surface 242a of 240a is fixed to side wall 120.Sections 230a and sections 240a are faced each other and edge is orthogonal to sections The direction of 220a extends.

Connecting portion 250a from the transverse end of terminal bodies 210a, more specifically from the Y in the first direction of sections 230a Side on part continuously extend to the side of X in a second direction.Connecting portion 250a is embedded in base portion 110 in addition to its distal portion In.The distal portion of connecting portion 250a is projected from the outer surface of base portion 110.The distal portion of connecting portion 250a is bent such that its following table Face substantially flushes with the second surface 112 of base portion 110.Connecting portion 260a from another transverse end of terminal bodies 210a, more Say it is opposite side that a part from the side of the Y in the first direction of sections 240a continuously extends to X in a second direction body. Connecting portion 260a is embedded in base portion 110 in addition to its distal portion.The distal portion of connecting portion 260a is dashed forward from the outer surface of base portion 110 Go out.The distal portion of connecting portion 260a is bent such that its lower surface is substantially flushed with the second surface 112 of base portion 110.

Terminal 200b is metallic plate as shown in Fig. 2 B to Fig. 4.Terminal 200b includes terminal bodies 210b and connecting portion 220b. Terminal bodies 210b have first surface 211b and positioned at first surface 211b opposite side on second surface 212b.End Sub- main body 210b is embedded in base portion 110 so that first surface 211b partly exposes from the first surface 111 of base portion 110, and And second surface 212b is partly exposed by the branch 142 of the recess 140 in base portion 110.The first of terminal bodies 210b The exposure portion of surface 211b is on the side of the X in a second direction of protuberance 150.Connecting portion 220b is from terminal bodies 210b In the first direction the end of Y extends continuously along second direction X.Connecting portion 220b is embedded in base portion 110 in addition to its distal portion. The distal portion of connecting portion 220b is projected from the outer surface of base portion 110.The distal portion of connecting portion 220b is bent such that its lower surface Substantially flush with the second surface 112 of base portion 110.

Terminal 200c is metallic plate as shown in Fig. 2 B to Fig. 4.Terminal 200c includes terminal bodies 210c and connecting portion 220c. Terminal bodies 210c have first surface 211c and positioned at first surface 211c opposite side on second surface 212c.End Sub- main body 210c be embedded in base portion 110 so that first surface 211c partly expose from the first surface 111 of base portion 110 and Second surface 212c is partly exposed by the branch 142 of the recess 140 in base portion 110.First table of terminal bodies 210c The exposure portion of face 211c is on the opposite side of the X in a second direction of protuberance 150.Connecting portion 220c is from terminal bodies 210c In the first direction the end of Y extends continuously along second direction X.Connecting portion 220c is embedded in base portion 110 in addition to its distal portion. The distal portion of connecting portion 220c is projected from the outer surface of base portion 110.The distal portion of connecting portion 220c is bent such that its lower surface Substantially flush with the second surface 112 of base portion 110.

Recess 130a, recess 130b and recess 130c are arranged in side wall 120.More specifically, recess 130a such as Figure 1A and Shown in Fig. 3 A on the side of the Y in the first direction of the sections 220a of terminal 200a.Recess 130b is as shown in Figure 1A and Fig. 3 C On the side of the X in a second direction of the sections 230a of terminal 200a.Recess 130c is located at terminal as shown in Figure 1A and Fig. 3 C On the opposite side of the X in a second direction of the sections 240a of 200a.

As shown in Figure 1A, recess 130a is the elongate pocket that in a second direction X extends.The X in a second direction of recess 130a The X in a second direction for being smaller in size than sections 220a size.As shown in Figure 3A, recess 130a include first edge 131a, the Two edge 132a and inclined surface (slope) 133a.Inclined surface 133a is recess 130a on the side of sections 220a Inwall.First edge 131a is in the open side (along the side of third direction Z) positioned at recess 130a of inclined surface 133a Edge.First edge 131a is contacted with the second surface 222a of sections 220a.Second edge 132a is the position of inclined surface 133a Edge on the bottom side (along the opposite side of third direction Z) of recess 130a.Inclined surface 133a is at an angle with sections 220a Second edge 132a is extended to from first edge 131a so that the distance between sections 220a and inclined surface 133a gradually increase Plus.The arrangement allows the almost whole second surface 222a of sections 220a to be embedded in side wall 120.

As shown in Figure 1A, recess 130b is the elongate pocket that in the first direction Y extends.The Y in the first direction of recess 130b The Y in the first direction for being smaller in size than sections 230a size.As shown in Figure 3 C, recess 130b include first edge 131b, the Two edge 132b and inclined surface (slope) 133b.Inclined surface 133b is recess 130b in the side of sections 230a Wall.First edge 131b is the side in the open side (along the side of third direction Z) positioned at recess 130b of inclined surface 133b Edge.First edge 131b is contacted with the second surface 232a of sections 230a.Second edge 132b is being located at for inclined surface 133b Edge on the bottom side (along the opposite side of third direction Z) of recess 130b.Inclined surface 133b and sections 230a it is at an angle from First edge 131b extends to second edge 132b so that the distance between sections 230a and inclined surface 133b gradually increase. The arrangement allows the almost whole second surface 232a of sections 230a to be embedded in side wall 120.

As shown in Figure 1A, recess 130c is the elongate pocket that in the first direction Y extends.The Y in the first direction of recess 130c The Y in the first direction for being smaller in size than sections 240a size.As shown in Figure 3 C, recess 130c include first edge 131c, the Two edge 132c and inclined surface (slope) 133c.Inclined surface 133c is recess 130c on the side of sections 240a Inwall.First edge 131c is in the open side (along the side of third direction Z) positioned at recess 130c of inclined surface 133c Edge.First edge 131c is contacted with the second surface 242a of sections 240a.Second edge 132c is the position of inclined surface 133c Edge on the bottom side (along the opposite side of third direction Z) of recess 130c.Inclined surface 133c is at an angle with sections 240a Second edge 132c is extended to from first edge 131c so that the distance between sections 240a and inclined surface 133c gradually increase Plus.The arrangement allows the almost whole second surface 242a of sections 240a to be embedded in side wall 120.

Sealant 300 is insulating plastics material, such as Figure 1B to Fig. 2 B, and shown in Fig. 3 A to Fig. 3 C and Fig. 5, the sealant is filled out Fill in recess 140 and be fixed to main body 100 and terminal 200a, 200b and 200c.Sealant 300 has central portion 310 And multiple branches 320.As shown in Figure 3 A and Figure 3 B, central portion 310 is generally frustoconical and fills in recess 140 Centre portion 141.Branch 320 is the elongated spine radially extended from central portion 310, and they fill the branch of recess 140 Portion 142.Some branches in branch 320 are fixed to terminal bodies 210a of main body 100 and terminal 200a.Some other points Branch 320 is fixed to main body 100, terminal bodies 210a of terminal 200a and terminal bodies 210b of terminal 200b.Residue point Branch 320 is fixed to main body 100, terminal bodies 210a of terminal 200a and terminal bodies 210c of terminal 200c.

Above-mentioned molded plastic product can be as shown in Fig. 6 A to Fig. 6 C using the first molding die and the second molding mould Have to manufacture.First molding die includes the first mould 10 and the second mould 20.Second molding die includes the He of the 3rd mould 30 4th mould 40.

First mould 10 has protuberance 11, recess 12, projection 13a, 13b and 13c and cast gate 14.Protuberance 11 has Adapt to the shape of the accommodation space S in the main body 100 of molded plastic product.Recess 12 surrounds protuberance 11 and with adaptation master The shape of the side wall 120 of body 100.Cast gate 14 is arranged at protuberance 11.

As shown in Figure 6A, projection 13a is arranged on the bottom of recess 12, and in the first direction Y from protuberance 11 to side It is spaced a distance.Projection 13a has the shape of the recess 130a for adapting to main body 100.In other words, projection 13a is along second The elongated spine that direction X extends.Projection 13a includes first edge 13a1, second edge 13a2 and inclined surface 13a3.Nauropemeter Face 13a3 is towards protuberance 11.First edge 13a1 is the basal edge of the inclined surface 13a3 of projection 13a.First edge 13a1 With the distance between protuberance 11 substantially with the distance between the first surface 221a and second surface 222a of sections 220a phase With (that is, identical with the thickness of sections 220a).Second edge 13a2 is the distal edge of the inclined surface 13a3 of projection 13a Edge.Inclined surface 13a3 extends to second edge 13a2 with protuberance 11 is at an angle from first edge 13a1 so that protuberance The distance between 11 and inclined surface 13a3 gradually increase.

As shown in Figure 6 C, projection 13b is arranged on the bottom of recess 12, and in a second direction X from protuberance 11 to side It is spaced a distance.Projection 13b has the shape of the recess 130b for adapting to main body 100.In other words, projection 13b is along first The elongated spine that direction Y extends.Projection 13b includes first edge 13b1, second edge 13b2 and inclined surface 13b3.Nauropemeter Face 13b3 is towards protuberance 11.First edge 13b1 is the basal edge of the inclined surface 13b3 of projection 13b.First edge 13b1 With the distance between protuberance 11 substantially with the distance between the first surface 231a and second surface 232a of sections 230a phase With (that is, identical with the thickness of sections 230a).Second edge 13b2 is the distal edge of the inclined surface 13b3 of projection 13b Edge.Inclined surface 13b3 extends to second edge 13b2 with protuberance 11 is at an angle from first edge 13b1 so that protuberance The distance between 11 and inclined surface 13b3 gradually increase.

As shown in Figure 6 C, projection 13c is arranged on the bottom of recess 12, and in a second direction X from protuberance 11 to another Side is spaced a distance.Projection 13c has the shape of the recess 130c for adapting to main body 100.In other words, projection 13c is along The elongated spine that one direction Y extends.Projection 13c includes first edge 13c1, second edge 13c2 and inclined surface 13c3.Incline Surface 13c3 is towards protuberance 11.First edge 13c1 is the basal edge of the inclined surface 13c3 of projection 13c.First edge The distance between 13c1 and protuberance 11 substantially and the first surface 241a and second surface 242a of sections 240a between away from From identical (that is, identical with the thickness of sections 240a).Second edge 13c2 is the distal end of the inclined surface 13c3 of projection 13c Edge.Inclined surface 13c3 extends to second edge 13c2 with protuberance 11 is at an angle from first edge 13c1 so that protrusion The distance between portion 11 and inclined surface 13c3 gradually increase.

Second mould 20 includes recess 21 and projection 22.Recess 21 has the shape of the profile of the base portion 110 for adapting to main body 100 Shape.Projection 22 is arranged on the bottom of recess 21.Projection 22 has central portion 22a and multiple branch 22b.Central portion 22a The shape of the central portion 141 with the recess 140 for adapting to main body 100.Branch 22b is dividing for the recess 140 of adaptation main body 100 The elongated spine of branch 142 and radially extend from central portion 22a.Any one branch in branch 22b is respectively provided with little In the longitudinal size of the longitudinal size of terminal bodies 210a of terminal 200a.Any one branch in branch 22b is respectively provided with Less than the lateral dimension of the lateral dimension of terminal bodies 210a.

When the first mould 10 and the second mould 20 be combined with each other, protuberance 11, recess 12, projection 13a, 13b and 13c, Recess 21 and projection 22 limit the cavity C 1 of the first mould 10 and the second mould 20.The cavity C 1 has adaptation main body 100 The shape of profile and connecting portion 250a, 260a, 220b and 220c for projecting from the main body 100.

3rd mould 30 is substantially identical with the shape of the first mould 10 in addition to cast gate 14 is not provided with.4th mould 40 is removed It is not provided with projection 22 and is provided with substantially identical with the shape of the second mould 20 outside cast gate 42.When the 3rd mould 30 and When four moulds 40 be combined with each other, protuberance 31, recess 32, projection 33a, 33b and 33c and recess 41 limit the and of the 3rd mould 30 The cavity C 2 of the 4th mould 40.The cavity C 2 has the shape of the profile for adapting to molded plastic product.

Describe by using the first mould 10 and the second mould 20 and the 3rd mould 30 below with reference to Fig. 6 A to Fig. 6 C With method of the 4th mould 40 to manufacture molded plastic product.First, the sections 220a of terminal 200a is inserted into into protuberance 11 And projection 13a between, the sections 230a of terminal 200a is inserted between protuberance 11 and projection 13b, the sections of terminal 200a 240a is inserted between protuberance 11 and projection 13c.In the sections 220a for being inserted, its first surface 221a and protuberance 11 Partly abut, its second surface 222a is abutted with first edge 13a1 of projection 13a.In other words, sections 220a is maintained at (referring to Fig. 6 A) between protuberance 11 and first edge 13a1 of projection 13a.It should be noted there that the second of projection 13a Edge 13a2 and inclined surface 13a3 are not contacted with the second surface 222a of sections 220a.In the sections 230a for being inserted, its First surface 231a is partly abutted with protuberance 11, and its second surface 232a is supported with first edge 13b1 of projection 13b Connect.In other words, sections 230a is maintained between protuberance 11 and first edge 13b1 of projection 13b (referring to Fig. 6 C).Here It should be noted that second edge 13b2 of projection 13b and inclined surface 13b3 do not connect with the second surface 232a of sections 230a Touch.In the sections 240a for being inserted, its first surface 241a is partly abutted with protuberance 11, and its second surface 242a Abut with first edge 13c1 of projection 13c.In other words, sections 240a is maintained at the first side of protuberance 11 and projection 13c (referring to Fig. 6 C) between edge 13c1.It should be noted there that second edge 13c2 of projection 13c and inclined surface 13c3 not with The second surface 242a contacts of sections 240a.

Next step is the first mould 10 of closing and the second mould 20.Then, terminal 200a, 200b and 200c are accommodated in In the cavity C 1 of the first mould 10 and the second mould 20, and by terminal bodies 210a, 210b of terminal 200a, 200b and 200c And 210c is maintained between the projection 22 of the mould 20 of protuberance 11 and second of the first mould 10.More specifically, terminal bodies 210a is maintained between some branches in the branch 22b of protuberance 11 and projection 22.Terminal bodies 210a and end Sub- main body 210b is maintained between protuberance 11 and other branches 22b of projection 22.Terminal bodies 210a and terminal master Body 210c is maintained between protuberance 11 and the remaining branch 22b of projection 22.

Next step is the cavity that the first ambroin R1 is injected into the first mould 10 and the second mould 20 from cast gate 14 Filling the cavity C 1 in C1.The the first ambroin R1 for being injected is hardened.Therefore the first ambroin R1 is molded as tool There is the main body 100 of recess 140 and recess 130a, 130b and 130c.The second surface 222a of main body 100 is formed with adaptation projection 22 recess 140.The side wall 120 of main body 100 be formed with recess 130a, 130b for adapting to projection 13a, 13b and 13c respectively and 130c.Terminal 200a, 200b and 200c are now embedded to be molded in main body 100 (the first ambroin R1).

More specifically, terminal 200a, 200b and 200c is arranged in as follows in main body.Terminal bodies 210a, 210b and 210c is embedded in the base portion 110 of main body 100.Terminal bodies 210a, 210b buried and the first surface 211a of 210c, 211b and 211c partly exposes from the first surface 111 of main body 100.By some branches of the recess 140 of main body 100 142, the second surface 212a of terminal bodies 210a partly exposes.By other branches 142 of the recess 140 of main body 100, The second surface 212a and 212b of terminal bodies 210a and 210b partly exposes.By the residue of the recess 140 of main body 100 point The second surface 212a and 212c of branch 142, terminal bodies 210a and 210c partly exposes.Connecting portion 250a and 260a, 220b, 220c are embedded in the base portion 110 of main body 100 in addition to their distal portion, and these distal portions are prominent from main body 100 Go out.Sections 220a, 230a and 240a are embedded in the side wall 120 of main body 100.Sections 220a, 230a and the 240a's for burying First surface 221a, 231a and 241a expose from the wall 121 of side wall 120.The second of sections 220a, 230a and the 240a for burying Surface 222a, 232a and 242a abut respectively first edge 131a, 131b and 131c of recess 130a, 130b and 130c, and They are covered respectively by the plastic material on the inside of inclined surface 133a, 133b, 133c of recess 130a, 130b and 130c.Then Open the first mould 10 and the second mould 20 to take out main body 100 and wherein buried terminal 200a, 200b and 200c.

Next step is that main body 100 and terminal 200a, 200b and 200c are put into into the 3rd mould 30 and the 4th mould 40 Cavity C 2 in.4th mould 40 closes the recess 140 of main body 100 to limit the space between the 4th mould 40 and recess 140. The space (recess 140) is filled with the second ambroin R2 injected from cast gate 42.The the second ambroin R2 for being injected is hard Change to form sealant 300.Therefore sealant 300 is fixed to main body 100 and terminal 200a, 200b and 200c.Then open 3rd mould 30 and the 4th mould 40 are taking out main body 100, terminal 200a, 200b and 200c, and sealant 300.It is above-mentioned to be The method of manufacture molded plastic product.

Above-mentioned molded plastic product at least has following technical characteristic.First, when main body 100 is moulded, sections 220a It is maintained between the protuberance 11 of the first mould 10 and first edge 13a1 of projection 13a；Sections 230a is maintained at first Between the protuberance 11 of mould 10 and first edge 13b1 of projection 13b；And sections 240a is maintained at the first mould 10 Between protuberance 11 and first edge 13c1 of projection 13c.In addition, terminal bodies 210a, 210b and 210c are maintained at first Between the projection 22 of the mould 20 of protuberance 11 and second of mould 10.The arrangement is easy to for terminal 200a to be positioned and maintained in cavity In C1.Therefore, it is provided with for keeping being compared with the situation of the extra section for positioning with wherein terminal 200a, so positions and protect The terminal 200a for holding can be miniaturized, so as to whole molded plastic product can be minimized.Terminal 200a, 200b and 200c's is curved It is bent easily to receive by the first ambroin R1 into being substantially opposite terminal bodies 210a sections 220a, 230a and 240a at a right angle The damage of injection pressure during injection cavity C 1.However, sections 220a, 230a and 240a are unlikely moved due to injecting pressure Dynamic or deformation, this is because as mentioned above they are maintained between protuberance 11 and the first edge of projection.In addition, it is easy to will Sections 220a is inserted between protuberance 11 and first edge 13a1, this is because sections 220a is in protuberance 11 and projection 13a First edge 13a1 between be directed with along the inclined surface 13a3 of the first mould 10 movement.The favorable characteristics are for sections 230a and 240a are also suitable.

It is further advantageous that the first mould 10 is formed so that inclined surface 13a3,13b3 of projection 13a, 13b and 13c It is at an angle and extends with 13c3 and protuberance 11 so that the distance between protuberance 11 and each inclined surface gradually increase. When sections 220a, 230a and 240a are maintained at first edge 13a1,13b1 of protuberance 11 and projection 13a, 13b and 13c When and 13c1 between, there is such space, these spaces formed cavity Cs 1 in inclined surface 13a3,13b3 and 13c3 and section Part between second surface 222a, 232a, 242a of section 220a, 230a and 240a.These spaces will be filled with the first insulation Plastics R1.Therefore, second surface 222a, 232a, 242a of sections 220a, 230a and 240a can suitably be embedded in plastic material In support second surface 222a, 232a, 242a and projection 13a, 13b and first edge 13a1,13b1 and 13c1 of 13c simultaneously Connect, in order to position sections 220a, 230a and 240a.

It is further advantageous that when main body 100 is moulded, terminal 200a, 200b and 200c are maintained at the first mould 10 Between the projection 22 of the mould 20 of protuberance 11 and second.Projection 22 provides adaptation projection 22 in the second surface 112 of main body 100 Recess 140.The recess 140 is filled with sealant 300 so that molded plastic product has improved insulation, waterproof and dustproof Thickness of the characteristic without increase product.And, it is filled in recess 140 and is fixed to main body 100 and terminal 200a, 200b Sealant 300 be difficult to separate.

It is further advantageous that recess 140 is configured to include central portion 141 and multiple branches 142, and branch 142 are elongated shapes and radially extend from central portion 141.This is arranged through and for the second ambroin R2 to inject central portion 141 allow the second ambroin R2 to flow into branch 142 from central portion 141 with mold encapsulant 300.In other words, it is above-mentioned Arrangement improves the mobility of the second ambroin R2 so that easily the second ambroin R2 (sealant 300) is injected into recessed In portion 140.

The molded plastic product of the present invention, molding die and manufacture the method for the molded plastic product and be not limited to above-mentioned reality Apply mode but can be to be improved by any way according to claim.Some modifications in concrete modification are described below.

The main body 100 of above-mentioned embodiment includes base portion 110, side wall 120, recess 130a, 130b and 130c, recess 140 And protuberance 150.The main body of the present invention can be modified as any main body, and the main body includes：Base portion；Side wall, the side wall stands still for a long while On base portion and including wall surface, the sections of terminal buries the wall surface for causing the first surface of sections from side wall in the sidewall Expose；And recess, the recess is arranged in the side wall, as long as and the recess of main body include being located in the open side of the recess First edge, the first edge contacts the second surface of sections；Second edge on the bottom side of the recess；And Extend to inclination or the curved surface of second edge from first edge so that sections and incline or the distance between curved surface by It is cumulative to add.Main body needs at least one recess.The longitudinal size of recess be substantially equal to or more than or even less than save The longitudinal size of section.First edge can be in the open side positioned at recess of curved surface (along the side of third direction Z) Edge.Second edge can be the edge on the bottom side positioned at recess of curved surface (along the opposite side of third direction Z). Recess 140 can be omitted.

The side wall 120 of above-mentioned embodiment is the annular wall erect along the periphery of base portion 110.The side wall of the present invention can be with It is to stand still for a long while on base portion and any wall with wall surface.For example, the plan of side wall can be substantially rectangular, arch or U Shape.In either of these cases, side wall and base portion can limit a space.The space can be provided for any use On the way.Above-mentioned accommodation space S can also be provided for any purposes.The wall surface of side wall can be at an angle with base portion and be stood still for a long while.

The terminal 200a of above-mentioned embodiment has terminal bodies 210a, sections 220a, 230a and 240a, and connecting portion 250a and 260a.The present invention needs at least one terminal for being provided with least one sections.For example, each terminal can have Terminal bodies and sections, and sections can be with terminal bodies continuously and relative to terminal bodies bending.Terminal bodies can Partly to expose from least one of first surface and second surface of base portion in be embedded in base portion.Alternatively, hold Sub- main body can be embedded in base portion and is arranged at least one of the first surface of base portion and second surface with will pass through Expose recess portions.At least one sections can at a right angle bend relative to terminal bodies as in embodiment or can With relative to terminal bodies with arbitrarily angled bending.

The sections 220a of above-mentioned embodiment is embedded in side wall 120 so that wall tables of the first surface 221a from side wall 120 Partly expose in face 121.At least one sections of the present invention can be changed, if it have first surface and positioned at this Second surface in one surface opposite side and it is embedded first surface is exposed from the wall surface of side wall in the sidewall and The first edge of the recess in second surface contact side wall.For example, at least one sections can be buried and caused in the sidewall Whole first surface exposes from the wall surface of side wall.Sections 230a and 240a can modify in a similar manner.Terminal 200b and 200c can be omitted.

The terminal 200a of embodiment is configured so that the base portion of the distal portion of its connecting portion 250a and 260a from main body 100 110 outer surface is projected.Terminal 200a needs at least one connecting portion.One connecting portion of the terminal of the present invention or multiple connections Portion can project from the outer surface of main body.One or more connecting portions of terminal be connected at them the pin in main body, cable or Can not project from main body in the case of other attachment means.Terminal 200b and 200c can modify in a similar manner.

Sealant 300 can be omitted.The sealant 300 of embodiment has in the central portion 141 of filling recess 140 Centre portion 310, and multiple branches 320 of the branch 142 of filling recess 140.The sealant of the present invention can be changed, only Will it fill the recess in the outer surface of main body and be fixed to main body and terminal by the exposed part of recess.Change speech It, sealant can modify according to the shape of the recess in the outer surface of main body.

First mould 10 of embodiment has protuberance 11, recess 12, projection 13a, 13b and 13c, and cast gate 14. First mould of the present invention can modify by any way, as long as it includes the protrusion that can be contacted with the first surface of sections Portion and the projection with protuberance setting spaced apart, as long as and projection include：On the substrate side of the projection First edge, the first edge can be contacted with the second surface of sections, and the second surface is located at the opposition side of first surface；It is located at The second edge of the distal side of projection；And extend to inclination or the curved surface of second edge from first edge so that protrusion The distance between portion and inclination or curved surface gradually increase.For example, the first mould can have recess, in being arranged on the recess Protuberance, and be arranged on projection in the recess and spaced apart with protuberance.First edge can be bending Edge in the open side positioned at projection on surface (along the side of third direction Z).Second edge can be curved surface Edge on the substrate side of projection (along the opposite side of third direction Z).

Projection 13a, 13b and 13c of embodiment is spine.However, first mould of the present invention needs at least one to dash forward Rise, at least one projection can be any convex portion or any elongated spine.The longitudinal size of at least one projection can be with The substantially equal to or greater than or even less than longitudinal size of at least one sections.

Second mould 20 of embodiment includes recess 21 and projection 22.The present invention the second mould can be structured to First mould is combined to form any mould of cavity, and the cavity can receive at least one sections of at least one terminal.

The above-mentioned manufacture method of molded plastic product can be modified as any method, and methods described is included at least one end The sections of son is inserted between the protuberance of the first mould and projection, and the first surface of sections is contacted protuberance and is made The first edge of second surface contact protrusion, and thus sections is maintained between protuberance and first edge；Close the first mould Tool is with the second mould and at least the sections of terminal is placed in the cavity of the first mould and the second mould；And by insulated plastic Material injects in cavity and hardens the ambroin so that sections is embedded in the ambroin.

In embodiments, when the first mould 10 and the second mould 20 are closed, terminal 200a is placed on the first mould 10 and second mould 20 cavity C 1 in, and terminal bodies 210a of terminal 200a are maintained at the protuberance of the first mould 10 11 and second mould 20 projection 22 between.The arrangement can be changed, as long as when the first mould and the second mould are closed At least one sections of terminal is placed in the cavity of the first mould and the second mould.For example, the terminal bodies of terminal can To be partially or entirely maintained between the first mould and the second mould, while at least one sections of terminal is maintained at Between the protuberance of the first mould and the first edge of projection.Alternatively, can be kept by least one sections by terminal The terminal bodies of terminal are arranged on into the first mould and second between the protuberance of the first mould and the first edge of projection In the cavity of mould in the air.

The manufacture method of embodiment is included for using the step of the 3rd mould 30 and the mold encapsulant 300 of the 4th mould 40 Suddenly.The step of manufacture method of the present invention is not required using the 3rd mould and four moulds.

It should be understood that only describing embodiment and modification upper by example.Molded plastic product and shaping The material of mould, shape, size, quantity, arrangement and other constructions can modify by any way, as long as they can be performed Identity function.

Claims

1. a kind of molding die, the molding die includes the first mould and the second mould, first mould and described second Mould has the cavity of the sections for being configured at least receive terminal, wherein,

First mould includes：

The protuberance that can be contacted with the first surface of the sections；

The recess arranged around the protuberance, and

The projection of setting is spaced apart with the protuberance on the bottom of the recess, and

The projection includes：

First edge on the substrate side of the projection, the first edge can be remote with the second surface of the sections End in contact, the second surface is located at the opposition side of the first surface；

Second edge on the distal side of the projection；And

Incline or curved surface, the inclination or curved surface extend to the second edge from the first edge so that described The distance between protuberance and the inclination or curved surface gradually increase,

When the sections is inserted between the protuberance of first mould and the projection, the protuberance with it is described The first surface contact of sections, and the distal end of the first edge of the projection and the second surface of the sections Contact, and the second edge of the projection and the inclination or curved surface do not connect with the second surface of the sections Touch.

2. molding die according to claim 1, wherein,

The cavity of first mould and second mould is configured to receive terminal bodies of the terminal and described Sections, the sections is continuous with the terminal bodies and bends relative to the terminal bodies.

3. molding die according to claim 2, wherein,

First mould and second mould are configured to for the terminal bodies to be accommodated in first mould and described First mould and second mould are maintained in the cavity of the second mould and by the terminal bodies part Between.

4. a kind of method for manufacturing molded plastic product using molding die according to claim 1, methods described includes：

The sections of the terminal is inserted between the protuberance of first mould and the projection, the section is made The first surface of section is with the protrusion contacts and makes the distal end of the second surface and described the first of the projection EDGE CONTACT, and thus the sections is maintained between the protuberance and the first edge, and the institute of the projection State second edge and the inclination or curved surface is not contacted with the second surface of the sections；

At least the sections of the terminal is being placed in the cavity of first mould and second mould Close first mould and second mould simultaneously；And

Ambroin is injected in the cavity and the ambroin is hardened so that the sections is embedded in the ambroin.

5. it is according to claim 4 manufacture molded plastic product method, wherein,

The sections of the terminal is placed on into the cavity includes putting the terminal bodies of the terminal and the sections Put in the cavity, the sections is continuous with the terminal bodies and bends relative to the terminal bodies.

6. it is according to claim 5 manufacture molded plastic product method, wherein,

The terminal bodies are placed on into the cavity includes the terminal bodies part is maintained at first mould And second mould between.

7. a kind of molded plastic product, the molded plastic product includes：

Terminal, the terminal include sections, the sections have first surface and positioned at the first surface opposite side on Second surface；And

Main body, the main body includes：

Base portion；

Stand still for a long while on the base portion and including the side wall of wall surface, the sections of the terminal is embedded in the side wall So that the first surface of the sections exposes from the wall surface of the side wall；And

The recess being arranged in the side wall, the recess includes：

First edge in the open side of the recess, the first edge contacts the second surface of the sections；

Second edge on the bottom side of the recess；And

Incline or curved surface, the inclination or curved surface extend to the second edge from the first edge so that described The distance between sections and the inclination or curved surface gradually increase.

8. molded plastic product according to claim 7, wherein,

The terminal also includes the terminal bodies being embedded in the base portion, and

The sections is continuous with the terminal bodies and bends relative to the terminal bodies.

9. the molded plastic product according to claim 7 or 8, wherein,

The main body also includes the accommodation space limited by the side wall, and

The wall surface is arranged on the side of the accommodation space.