Injection mold for insulating shell of stator and rotor connector

Abstract

The utility model relates to the technical field of injection molds, and discloses an injection mold for an insulating shell of a stator and rotor connector, which comprises an injection mold for forming the insulating shell of the stator and rotor connector. According to the injection mold for the insulating shell of the stator and rotor connector, the first injection molding station and the second injection molding station are arranged, and a first molding cylinder of the first injection molding station assembly and a second molding cylinder of the second injection molding station assembly can be replaced; the first forming cylinders and the second forming cylinders are replaced respectively to correspond to the required fixing columns in number, a whole set of profiling injection molding mold does not need to be replaced, and the range of the machining condition of the injection molding mold is widened.

Description

TECHNICAL FIELD

[0001] The utility model relates to injection mold technical field, concretely is a kind of injection mold of stator-rotor connector insulating shell. BACKGROUND

[0002] Injection mold is a tool for producing plastic products, and is also a tool for giving plastic products complete structure and accurate size, injection molding is a processing method used when mass-producing parts, specifically refers to the material heated and melted by injection molding machine high pressure injection into mold cavity, after cooling solidification, get shaped product.

[0003] At present, there is a kind of stator-rotor connector insulating shell including insulating base, the top of the insulating base is provided with a plurality of fixed columns, the top of the insulating base is provided with a plurality of positioning grooves, the fixed column is provided with a weight reduction cavity.

[0004] Generally, the mold core of traditional injection mold adopts relative profiling structure, when the number of winding fixing column of stator-rotor connector insulating shell changes, the mold core profiling structure inside the mold needs to be redesigned as a whole, and a set of matching profiling mold is replaced for injection molding, which is troublesome to operate. UTILITY MODEL CONTENTS

[0005] In view of the deficiencies of the prior art, the utility model provides an injection mold for stator-rotor connector insulating shell, which solves the problems mentioned in the above background.

[0006] The utility model provides the following technical scheme: an injection mold for stator-rotor connector insulating shell, comprising: an injection mold for stator-rotor connector insulating shell forming;

[0007] The stator-rotor connector insulating shell includes an insulating base, the top of the insulating base is provided with a plurality of fixed columns, the top of the insulating base is provided with a plurality of positioning grooves, and the fixed column is provided with a weight reduction cavity;

[0008] The injection mold includes first mold base and second mold base that open and close displacement, the first mold base is equipped with first mold core, the second mold base is equipped with second mold core, the first mold core is provided with first injection station, the second mold core is provided with second injection station, injection cavity is formed between the first injection station and the second injection station, and the first mold base is installed with injection assembly;

[0009] The first injection station includes first positioning block and first forming cylinder, the first forming cylinder is connected to the surface of first positioning block, the first mold core is provided with first installation groove, and the first forming cylinder is installed on the inner wall of first installation groove;

[0010] The second injection molding station comprises a base forming cylinder, a second installation groove is formed on the second mold core, the base forming cylinder is installed on the inner wall of the second installation groove, a second forming cylinder is installed on the inner wall of the base forming cylinder, a plurality of inner cavity forming columns are arranged on the top of the second forming cylinder and are inserted into the inner wall of the shell forming groove, a second positioning block is arranged on the inner wall of the second forming cylinder, and the top of the second positioning block is connected with the bottom of the first positioning block.

[0011] Preferably, the first mold base is provided with an injection molding flow channel, a through groove is arranged on the position corresponding to the first positioning block, an injection molding channel is arranged in the first positioning block, the through groove is in communication with the injection molding channel, a plurality of flow guide channels are arranged on the top of the second positioning block, one end of the plurality of flow guide channels is in communication with each other, an injection molding hole is arranged at the other end of the plurality of flow guide channels, and the injection molding hole is in communication with the injection molding cavity.

[0012] Preferably, a plurality of shell forming grooves and a plurality of cylindrical grooves are arranged on the first forming cylinder respectively, a connecting column is installed on the inner wall of the shell forming groove, and a groove forming column is installed on the inner wall of the cylindrical groove.

[0013] Preferably, an exhaust groove is arranged on the surface of the connecting column.

[0014] Preferably, first positioning grooves are uniformly arranged on the inner wall of the second forming cylinder, second positioning grooves are arranged on the surface of the second positioning block in positions corresponding to the first positioning grooves, a limiting column is installed on the inner wall of the first positioning groove, and the surface of the limiting column is connected with the inner wall of the second positioning groove.

[0015] Preferably, a first embedding column, a second embedding column and a third embedding column are installed on the inner wall of the base forming cylinder, and the first embedding column, the second embedding column and the third embedding column are connected with the surface of the second forming cylinder.

[0016] Preferably, limiting grooves are arranged at the four corners of the bottom of the first mold core, limiting blocks are arranged at the four corners of the top of the second mold core, and the limiting blocks are clamped on the inner wall of the limiting grooves.

[0017] Preferably, the injection molding assembly comprises a butt joint ring and an injection molding pipe, a butt joint port is formed on the top of the first mold base, the butt joint ring is installed in the inner part of the butt joint port, the injection molding pipe is installed at the bottom of the inner wall of the butt joint port, and the bottom end of the injection molding pipe extends into the injection molding flow channel.

[0018] Compared with the prior art, the utility model has the following beneficial effects:

[0019] The injection mold of the stator-rotor connector insulating shell is provided with a first injection station and a second injection station, the first forming cylinder of the first injection station assembly and the second forming cylinder of the second injection station assembly can be replaced, when the number of winding fixing columns of the stator-rotor connector insulating shell changes, the first forming cylinder and the second forming cylinder are replaced respectively, so that they correspond to the required number of fixing columns, the whole profile injection molding mold does not need to be replaced, and the range of injection mold processing conditions is improved. BRIEF DESCRIPTION OF DRAWINGS

[0020] Figure 1 It is a fixed column position structure schematic view of the stator-rotor connector insulating shell;

[0021] Figure 2 It is an insulating base position structure schematic view of the stator-rotor connector insulating shell;

[0022] Figure 3 It is an injection mold structure schematic view of the utility model;

[0023] Figure 4 It is an injection mold side section structure schematic view of the utility model;

[0024] Figure 5 It is a first mold core structure schematic view of the utility model;

[0025] Figure 6 It is a second mold core structure schematic view of the utility model

[0026] Figure 7 It is a first injection station exploded structure schematic view of the utility model;

[0027] Figure 8 It is a second injection station exploded structure schematic view of the utility model;

[0028] Figure 9 It is an injection mold flow channel structure schematic view of the utility model.

[0029] In the figure: 101, insulating base; 102, fixed column; 103, positioning groove; 104, weight reduction cavity; 2, first mold base; 3, second mold base; 4, first mold core; 5, second mold core; 6, first injection molding station; 61, first positioning block; 62, first forming cylinder; 63, first mounting groove; 7, second injection molding station; 71, base forming cylinder; 72, second mounting groove; 73, second forming cylinder; 74, inner cavity forming column; 75, second positioning block; 8, injection molding assembly; 81, butt joint ring; 82, injection molding pipe; 9, injection molding flow channel; 10, through groove; 11, injection molding channel; 12, flow guide; 13, injection molding hole; 14, shell forming groove; 15, cylindrical groove; 16, connecting column; 17, groove forming column; 18, exhaust groove; 19, first positioning groove; 20, second positioning groove; 21, limiting column; 22, first embedded column; 23, second embedded column; 24, limiting groove; 25, limiting block; 26, third embedded column. DETAILED DESCRIPTION

[0030] The technical solutions in the embodiments of the utility model will be clearly and completely described below with reference to the drawings in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, rather than all the embodiments. Based on the embodiments in the utility model, all other embodiments obtained by those skilled in the art without creative labor fall within the scope of protection of the utility model.

[0031] Please refer to Figures 1-9 The injection molding mold for the stator-rotor connector insulating shell comprises an injection molding mold for forming the stator-rotor connector insulating shell.

[0032] The stator-rotor connector insulating shell comprises an insulating base 101, the top of the insulating base 101 is provided with a plurality of fixed columns 102, the top of the insulating base is provided with a plurality of positioning grooves 103, and the fixed columns 102 are provided with weight reduction cavities 104.

[0033] The injection molding mold comprises a first mold base 2 and a second mold base 3 which are displaced when opened and closed, the first mold base 2 is provided with a first mold core 4, the second mold base 3 is provided with a second mold core 5, the first mold core 4 is provided with a first injection molding station 6, the second mold core 5 is provided with a second injection molding station 7, an injection molding cavity is formed between the first injection molding station 6 and the second injection molding station 7, and the first mold base 2 is provided with an injection molding assembly 8;

[0034] The first injection molding station 6 comprises a first positioning block 61 and a first forming cylinder 62, the first forming cylinder 62 is connected to the surface of the first positioning block 61, the first mold core 4 is provided with a first mounting groove 63, and the first forming cylinder 62 is mounted to the inner wall of the first mounting groove 63.

[0035] The second injection molding station 7 comprises a base forming cylinder 71, the second mold core 5 is provided with a second mounting groove 72, the base forming cylinder 71 is mounted on the inner wall of the second mounting groove 72, the inner wall of the base forming cylinder 71 is mounted with a second forming cylinder 73, the top of the second forming cylinder 73 is provided with a plurality of inner cavity forming columns 74, and the inner cavity forming columns 74 are inserted into the inner wall of the shell forming groove 14, the inner wall of the second forming cylinder 73 is provided with a second positioning block 75, and the top of the second positioning block 75 is connected with the bottom of the first positioning block 61.

[0036] The first mold base 2 is provided with an injection flow channel 9, and the injection flow channel 9 is provided with a through groove 10 corresponding to the position of the first positioning block 61, the inside of the first positioning block 61 is provided with an injection channel 11, the through groove 10 is communicated with the injection channel 11, a plurality of flow channels 12 are provided at the top of the second positioning block 75, one end of the plurality of flow channels 12 is communicated with each other, and the other end of the plurality of flow channels 12 is provided with an injection hole 13, and the injection hole 13 is communicated with the injection cavity.

[0037] The first forming cylinder 62 is respectively provided with a plurality of shell forming grooves 14 and a plurality of cylindrical grooves 15, the inner wall of the shell forming groove 14 is mounted with a connecting column 16, the inner wall of the cylindrical groove 15 is mounted with a groove forming column 17, the surface of the connecting column 16 is provided with an exhaust groove 18, and the top of the inner cavity forming column 74 is connected with the bottom of the connecting column 16.

[0038] The inner wall of the second forming cylinder 73 is uniformly provided with a first positioning groove 19, the surface of the second positioning block 75 is provided with a second positioning groove 20 corresponding to the position of the first positioning groove 19, the inner wall of the first positioning groove 19 is mounted with a limiting column 21, and the surface of the limiting column 21 is connected with the inner wall of the second positioning groove 20.

[0039] The inner wall of the base forming cylinder 71 is respectively mounted with a first embedded column 22, a second embedded column 23 and a third embedded column 26, the first embedded column 22, the second embedded column 23 and the third embedded column 26 are connected to the surface of the second forming cylinder 73, the four corners of the bottom of the first mold core 4 are provided with limiting grooves 24, the four corners of the top of the second mold core 5 are provided with limiting blocks 25, the limiting blocks 25 are clamped in the inner wall of the limiting grooves 24, when the first mold core 4 and the second mold core 5 are connected, the limiting blocks 25 are clamped in the limiting grooves 24, so that the connection position of the first mold core 4 and the second mold core 5 is accurate, and the dislocation of the injection molded stator and rotor connector insulation shell structure is avoided.

[0040] The injection molding assembly 8 comprises a butt joint ring 81 and an injection pipe 82, the top of the first mold base 2 is provided with a butt joint, the butt joint ring 81 is mounted in the inside of the butt joint, the injection pipe 82 is mounted at the bottom of the inner wall of the butt joint, and the bottom end of the injection pipe 82 extends into the injection flow channel 9.

[0041] When assembling, the recess forming column 17 is installed into the columnar groove 15, the connecting column 16 is installed into the shell forming groove 14, then the first positioning block 61 is installed into the inner wall of the first forming cylinder 62, the first positioning block 61 and the first forming cylinder 62 are installed into the first installation groove 63 together, the assembly of the first injection molding station 6 is completed, the first embedded column 22, the second embedded column 23 and the third embedded column 26 are installed into the inner part of the base forming cylinder 71 in turn, the second forming cylinder 73 is installed into the inner wall of the base forming cylinder 71, the plurality of limiting columns 21 are installed into the first positioning groove 19, the second positioning block 75 is installed into the inner part of the second forming cylinder 73 at the same time, the position of the second positioning groove 20 is aligned with the position of the limiting column 21, the limiting column 21 is clamped on the inner wall of the second positioning groove 20, the assembled parts are installed into the second installation groove 72, the assembly of the second injection molding station 7 is completed, when the first mold base 2 and the second mold base 3 are closed, the first mold core 4 and the second mold core 5 are driven to be closed, the injection molding cavity is formed between the first injection molding station 6 and the second injection molding station 7, the injection molding equipment is connected with the injection molding mold through the butt joint ring 81, and the injection liquid is guided into the injection molding runner 9 through the injection pipe 82, the injection molding runner 9 guides the injection liquid to the through groove 10, the through groove 10 guides the injection liquid into the injection channel 11, the injection liquid enters the flow guide channel 12 through the injection channel 11, the injection liquid enters the injection cavity through the injection hole 13 on the flow guide channel 12 to form the stator-rotor connector insulation shell shape, when the number of winding fixing columns 102 used for the stator-rotor connector insulation shell changes, the first forming cylinder 62 and the second forming cylinder 73 are replaced respectively to correspond to the required number of fixing columns 102, the whole set of profiled injection molding mold does not need to be replaced, and the range of injection molding mold processing conditions is improved.

[0042] Although the embodiments of the present application have been shown and described, it should be understood by those skilled in the art that various changes, modifications, substitutions and variations can be made to these embodiments without departing from the principles and spirit of the present application, and the scope of the present application is defined by the appended claims and their equivalents.

Claims

1. An injection mold for a stator-rotor connector insulating housing, characterized by, The utility model relates to a kind of injection mould for the forming of stator-rotor connector insulation shell, including: The stator-rotor connector insulation shell includes insulating base (101), the top of the insulating base (101) is provided with a plurality of fixed columns (102), the top of the insulating base is provided with a plurality of positioning grooves (103), the fixed column (102) is provided with weight-reducing cavity (104); The injection mould includes first mould seat (2) and second mould seat (3) of opening and closing displacement, first mould seat (2) is equipped with first mould kernel (4), second mould seat (3) is equipped with second mould kernel (5), first mould kernel (4) is provided with first injection station (6), second mould kernel (5) is provided with second injection station (7), and injection cavity is formed between first injection station (6) and second injection station (7), and injection assembly (8) is installed on first mould seat (2); First injection station (6) includes first positioning block (61) and first forming cylinder (62), and the first forming cylinder (62) is connected to the surface of the first positioning block (61), and the first mould kernel (4) is provided with first installation groove (63), and the first forming cylinder (62) is installed on the inner wall of the first installation groove (63); Second injection station (7) includes base forming cylinder (71), second mould kernel (5) is provided with second installation groove (72), base forming cylinder (71) is installed on the inner wall of second installation groove (72), second forming cylinder (73) is installed on the inner wall of base forming cylinder (71), second forming cylinder (73) is provided with a plurality of inner cavity forming columns (74) on the top, and inner cavity forming column (74) is inserted into the inner wall of shell forming groove (14), second forming cylinder (73) is provided with second positioning block (75), and the top of second positioning block (75) is connected with the bottom of first positioning block (61). First mould seat (2) is provided with injection runner (9), and injection runner (9) is provided with through slot (10) corresponding to the position of first positioning block (61), and injection channel (11) is provided in the inside of first positioning block (61), and through slot (10) is communicated with injection channel (11), and a plurality of flow channels (12) are provided on the top of second positioning block (75), and one end of a plurality of flow channels (12) is communicated with each other, and injection hole (13) is provided on the other end of a plurality of flow channels (12), and injection hole (13) is communicated with injection cavity.

2. An injection mold for insulating a stator-rotor connector housing according to claim 1, characterized in that First forming cylinder (62) is respectively provided with a plurality of shell forming grooves (14) and a plurality of cylindrical grooves (15), and connecting column (16) is installed on the inner wall of shell forming groove (14), and groove forming column (17) is installed on the inner wall of cylindrical groove (15), and the top of inner cavity forming column (74) is connected with the bottom of connecting column (16).

3. An injection mold for insulating a stator-to-rotor connector housing according to claim 2, wherein Connecting column (16) is provided with exhaust groove (18) on the surface.

4. An injection mold for insulating a stator-to-rotor connector housing according to claim 3, wherein ​ 5. An injection mold for insulating a stator-to-rotor connector housing according to claim 1, wherein The inner wall of the second forming cylinder (73) is uniformly provided with a first positioning groove (19), the surface of the second positioning block (75) is provided with a second positioning groove (20) corresponding to the position of the first positioning groove (19), the inner wall of the first positioning groove (19) is provided with a limiting column (21), and the surface of the limiting column (21) is connected with the inner wall of the second positioning groove (20).

6. An injection mold for insulating a stator-to-rotor connector housing according to claim 5, wherein The inner wall of the base forming cylinder (71) is respectively provided with a first embedded column (22), a second embedded column (23) and a third embedded column (26), and the first embedded column (22), the second embedded column (23) and the third embedded column (26) are connected to the surface of the second forming cylinder (73).

7. An injection mold for insulating a stator-to-rotor connector housing according to claim 1, wherein The four corners of the bottom of the first mold core (4) are provided with limiting grooves (24), the four corners of the top of the second mold core (5) are provided with limiting blocks (25), and the limiting blocks (25) are connected to the inner wall of the limiting grooves (24).

8. An injection mold for insulating a stator-to-rotor connector housing according to claim 2, wherein The injection molding assembly (8) comprises a butt joint ring (81) and an injection molding pipe (82), the top of the first mold base (2) is provided with a butt joint opening, the butt joint ring (81) is mounted in the inside of the butt joint opening, the injection molding pipe (82) is mounted at the bottom of the inner wall of the butt joint opening, and the bottom end of the injection molding pipe (82) extends into the injection molding runner (9).

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