Hot runner two-color mold system

Abstract

The utility model provides a hot runner two-color mold system which comprises a first mold plate, a second mold plate, a splitter plate, a first conversion plate, a second conversion plate, a first main nozzle and a second main nozzle, and a first runner and a second runner are arranged on the splitter plate; the first conversion plate is fixed on the splitter plate at the first mounting position or the second mounting position in a switchable manner, and the second conversion plate is fixed on the splitter plate; the first main nozzle deviates from the central position of the first conversion plate and is fixedly mounted on the first conversion plate, the second main nozzle deviates from the central position of the second conversion plate and is fixedly mounted on the second conversion plate, and when the first conversion plate is located at the first mounting position, a first distance is formed between the first main nozzle and the second main nozzle; when the first conversion plate is located at the second mounting position, a second distance is formed between the first main nozzle and the second main nozzle, and the first distance is different from the second distance. According to the utility model, the problem that the distance between the two main nozzles of the hot runner double-color mold system cannot be adjusted can be solved.

Description

TECHNICAL FIELD

[0001] The utility model relates to hot runner system technical field especially relates to a hot runner two -color mould system. BACKGROUND

[0002] At present, in the hot runner two -color mould system, customer trial mould and mass production are not fixed on a two -color mould injection molding machine, and the distance between the main nozzle of the trial mould and mass production two -color mould injection molding machine may also be different.

[0003] The distance between the main nozzles of the hot runner two -color mould system's distribution plate is usually fixed, and the distance between the main nozzles of the trial two -color mould injection molding machine is set according to the customer's provision in the early stage.If the distance between the main nozzles of the two -color mould injection molding machine for mass production is different from the distance between the main nozzles of the trial two -color mould injection molding machine, then the customer needs to process two distribution plates to meet the distance requirement between the main nozzles of the mass production injection molding machine, which increases the customer's procurement cost and the difficulty of hot runner system maintenance. Another solution is to add a distribution plate to the original distribution plate, and to reprocess the main nozzle position on the added distribution plate to meet the distance requirement between the main nozzles of the mass production injection molding machine. This solution not only increases the customer's procurement cost and the difficulty of hot runner system maintenance, but also increases the thickness of the mold plate and reduces the stability of the hot runner system. SUMMARY

[0004] In view of the above technical problems, the utility model provides a hot runner two -color mould system to solve the problem that the distance between the two main nozzles of the hot runner two -color mould system in the prior art cannot be adjusted.

[0005] To achieve the above purpose, the utility model provides a hot runner two -color mould system, which comprises:

[0006] A first mold plate has a first mounting part and a second mounting part;

[0007] A second mold plate is fixed with the first mold plate to form a containing space, and the second mold plate has a third mounting part in the containing space;

[0008] A distribution plate is arranged on the third mounting part, and the distribution plate is provided with a first flow channel and a second flow channel;

[0009] A first conversion plate and a second conversion plate are located in the containing space, the first conversion plate is switchably fixed on the distribution plate at a first mounting position or a second mounting position, and the second conversion plate is fixed on the distribution plate; and

[0010] The first main nozzle and the second main nozzle are located on the first straight line, the first main nozzle is fixedly installed on the first conversion plate at a position deviated from the center of the first conversion plate along the first straight line, the first main nozzle is communicated with the first flow channel, and a first feeding end of the first main nozzle is located at the first mounting portion and exposed to the first mold plate; the second main nozzle is fixedly installed on the second conversion plate at a position deviated from the center of the second conversion plate along the first straight line, the second main nozzle is communicated with the second flow channel, and a second feeding end of the second main nozzle is located at the second mounting portion and exposed to the first mold plate, and the first main nozzle and the second main nozzle have a first distance therebetween when the first conversion plate is located at the first mounting position; the first main nozzle and the second main nozzle have a second distance therebetween when the first conversion plate is located at the second mounting position, and the first distance is different from the second distance.

[0011] As an optional technical solution, the first conversion plate comprises a first fixing hole and at least one first fixing portion, the first main nozzle is fixedly installed on the first fixing hole, and the at least one first fixing portion of the first conversion plate when located at the first mounting position is positionally overlapped with the at least one first fixing portion of the first conversion plate when located at the second mounting position, the flow distribution plate has at least one second fixing portion, and the at least one second fixing portion is arranged in correspondence with the at least one first fixing portion to fix the first conversion plate on the flow distribution plate.

[0012] As an optional technical solution, the first conversion plate further comprises at least one first positioning portion, the at least one first positioning portion of the first conversion plate when located at the first mounting position is positionally overlapped with the at least one first positioning portion of the first conversion plate when located at the second mounting position, the flow distribution plate has at least one second positioning portion, and the at least one second positioning portion is arranged in correspondence with the at least one first positioning portion to position the first conversion plate on the flow distribution plate.

[0013] As an optional technical solution, the first mounting position and the second mounting position are 180 degrees apart.

[0014] As an optional technical solution, the second conversion plate is switchably fixed on the shunt plate at a third mounting position or a fourth mounting position, and when the first conversion plate is located at the first mounting position and the second conversion plate is located at the third mounting position, the first main nozzle and the second main nozzle have the first distance; when the first conversion plate is located at the second mounting position and the second conversion plate is located at the third mounting position, the first main nozzle and the second main nozzle have the second distance; when the first conversion plate is located at the first mounting position and the second conversion plate is located at the fourth mounting position, the first main nozzle and the second main nozzle have a third distance; and when the first conversion plate is located at the second mounting position and the second conversion plate is located at the fourth mounting position, the first main nozzle and the second main nozzle have the fourth distance, and the first distance, the second distance and the fourth distance are all different.

[0015] As an optional technical solution, the second conversion plate comprises a second fixing hole and at least one third fixing part, the second main nozzle is fixedly installed on the second fixing hole, the at least one third fixing part of the second conversion plate when located at the third mounting position is positionally overlapped with the at least one third fixing part of the second conversion plate when located at the fourth mounting position, and the shunt plate has at least one fourth fixing part, the at least one fourth fixing part and the at least one third fixing part are correspondingly arranged to fix the second conversion plate on the shunt plate.

[0016] As an optional technical solution, the third mounting position and the fourth mounting position are 180 degrees apart.

[0017] As an optional technical solution, the first mounting part comprises a first through hole and a first positioning ring, the first through hole penetrates the first mold plate, the first positioning ring is arranged at the first through hole and is detachably fixed on the first mold plate, and the first feeding end of the first main nozzle is limited in the first positioning ring; the second mounting part comprises a second through hole and a second positioning ring, the second through hole penetrates the first mold plate, the second positioning ring is arranged at the second through hole and is detachably fixed on the first mold plate, and the second feeding end of the second main nozzle is limited in the second positioning ring.

[0018] As an optional technical solution, the first conversion plate is at least partially located in the first through hole, and the second conversion plate is at least partially located in the second through hole.

[0019] As an optional technical solution, the flow distribution plate comprises a first flow distribution plate and a second flow distribution plate, the first conversion plate is fixed to the first flow distribution plate, the second conversion plate is fixed to the second flow distribution plate, the first flow channel is located on the first flow distribution plate, and the second flow channel is located on the second flow distribution plate

[0020] Compared with the prior art, the hot runner double-color mold system of the utility model installs the main nozzle on the conversion plate, changes the installation position of the conversion plate, realizes the adjustment of the distance between the two main nozzles, and the switching of the distance between the main nozzles is also very convenient. BRIEF DESCRIPTION OF DRAWINGS

[0021] In order to more clearly illustrate the technical solutions in the specific embodiments of the utility model or the prior art, the drawings needed to be used in the specific embodiments or the prior art description will be briefly introduced as follows. Obviously, the drawings in the following description are some embodiments of the utility model, and other drawings can also be obtained by those skilled in the art without creative labor on the basis of these drawings.

[0022] Figure 1 It is a schematic view of the hot runner double-color mold system of an embodiment of the utility model;

[0023] Figure 2 It is an exploded schematic view of the hot runner double-color mold system of an embodiment of the utility model;

[0024] Figure 3 It is Figure 2 It is an enlarged schematic view of the region B;

[0025] Figure 4 It is a schematic view of the first flow distribution plate of the hot runner double-color mold system of an embodiment of the utility model;

[0026] Figure 5 It is a schematic view of the first conversion plate and the first main nozzle of the hot runner double-color mold system of an embodiment of the utility model;

[0027] Figure 6 It is a schematic view of the first conversion plate of the hot runner double-color mold system of an embodiment of the utility model in the first installation position;

[0028] Figure 7 It is a schematic view of the first conversion plate of the hot runner double-color mold system of an embodiment of the utility model in the second installation position;

[0029] Figures 8-11 It is a schematic view of the first conversion plate and the second conversion plate of the hot runner double-color mold system of an embodiment of the utility model in different installation positions. DETAILED DESCRIPTION

[0030] In order to make the purpose, structure, characteristics and functions of the utility model have further understanding, detailed description is as follows with example.

[0031] In the description of the utility model, it is necessary to explain that the orientation or position relation indicated by the terms 'center', 'upper', 'lower', 'left', 'right','vertical', 'horizontal', 'inner', 'outer' and the like is the orientation or position relation based on the orientation or position relation shown in the drawings, and is only for the convenience of describing the utility model and simplifying the description, and does not indicate or imply that the indicated device or element must have a particular orientation, be constructed and operated in a particular orientation, therefore, it cannot be understood as the limitation of the utility model.

[0032] Please refer to Figures 1-5 , Figure 1 It is the schematic diagram of the hot runner two-color mold system of an embodiment of the utility model; Figure 2 It is the exploded schematic diagram of the hot runner two-color mold system of an embodiment of the utility model; Figure 3 It is Figure 2 The enlarged schematic diagram of region B in it; Figure 4 It is the schematic diagram of the first shunt plate of the hot runner two-color mold system of an embodiment of the utility model; Figure 5 It is the schematic diagram of the first conversion plate and the first main nozzle of the hot runner two-color mold system of an embodiment of the utility model, the utility model provides a kind of hot runner two-color mold system, the hot runner two-color mold system includes first template 1, second template 2, shunt plate 3, first main nozzle 4, second main nozzle 5, first conversion plate 6 and second conversion plate 7.Wherein, first template 1 has first installation part 11 and second installation part 12;Second template 2 has third installation part 21.The first template 1 is fixedly connected with the second template 2 to form containing space, and the third installation part 21, the first main nozzle 4, the second main nozzle 5, the first conversion plate 6, the second conversion plate 7 and the shunt plate 3 are all arranged in the containing space.

[0033] In addition, please refer to Figure 6 And Figure 7 , Figure 6 It is the schematic diagram of the first conversion plate of the hot runner two-color mold system of an embodiment of the utility model in first installation position; Figure 7The first conversion plate 6 is fixedly installed on the first flow distribution plate 3 at the first installation position 61 or the second installation position 62, and the second conversion plate 7 is fixedly installed on the first flow distribution plate 3. Moreover, the first flow distribution plate 3 is provided with the first flow channel 31 and the second flow channel 32. In addition, in the embodiment, the first flow distribution plate 3 comprises the first flow distribution plate 33 and the second flow distribution plate 34, the first conversion plate 6 is fixedly installed on the first flow distribution plate 33, the second conversion plate 7 is fixedly installed on the second flow distribution plate 34, the first flow channel 31 is located on the first flow distribution plate 33, and the second flow channel 32 is located on the second flow distribution plate 34.

[0034] Please refer to Figures 8-11 , Figures 8-11 The first conversion plate 6 is fixedly installed on the first flow distribution plate 3 at the first installation position 61 or the second installation position 62, and the second conversion plate 7 is fixedly installed on the first flow distribution plate 3. Moreover, the first flow distribution plate 3 is provided with the first flow channel 31 and the second flow channel 32. In addition, in the embodiment, the first flow distribution plate 3 comprises the first flow distribution plate 33 and the second flow distribution plate 34, the first conversion plate 6 is fixedly installed on the first flow distribution plate 33, the second conversion plate 7 is fixedly installed on the second flow distribution plate 34, the first flow channel 31 is located on the first flow distribution plate 33, and the second flow channel 32 is located on the second flow distribution plate 34.

[0035] The first conversion plate 6 comprises a first fixed hole 63 and at least one first fixing part. The first main nozzle 4 is fixedly installed on the first fixed hole 63. Since the first main nozzle 4 is fixedly installed on the first conversion plate 6 deviating from the central position of the first conversion plate 6, correspondingly, the first fixed hole 63 is also arranged deviating from the central position of the first conversion plate 6. Moreover, the at least one first fixing part of the first conversion plate 6 when located on the first installation position 61 is overlapped with the at least one first fixing part of the first conversion plate 6 when located on the second installation position 62. Correspondingly, the first diversion plate 33 has at least one second fixing part, which is arranged correspondingly with the at least one first fixing part to fix the first conversion plate 6 on the first diversion plate 33.

[0036] In an embodiment, the first conversion plate 6 further comprises at least one first positioning part. The at least one first positioning part of the first conversion plate 6 when located on the first installation position 61 is overlapped with the at least one first positioning part of the first conversion plate 6 when located on the second installation position 62. Correspondingly, the first diversion plate 33 has at least one second positioning part, which is arranged correspondingly with the at least one first positioning part to position the first conversion plate 6 on the first diversion plate 33.

[0037] In an embodiment, the first conversion plate 6 located on the first installation position 61 is rotated by 180 degrees, and the first conversion plate 6 is located on the second installation position 62, that is, the first installation position 61 and the second installation position 62 are 180 degrees apart.

[0038] Specifically, please continue to refer to Figure 6 and Figure 7 In this embodiment, taking the at least one first fixing part comprising six first fixing parts 641, 642, 643, 644, 645, 646 and two first positioning parts 651, 652 as an example for illustration, wherein the first fixing parts 641, 642, 643 and the first positioning part 651 are arranged on the first side of the first conversion plate 6, the first fixing parts 644, 645, 646 and the first positioning part 652 are arranged on the second side of the first conversion plate 6, Figure 6 that is, the state of the first conversion plate 6 located on the first installation position 61. When the first conversion plate 6 is switched to the second installation position 62 (as shown in Figure 7 , Figure 7 The first fixing parts 646, 645, 644 and the first positioning part 652 in Figure 6 are respectively overlapped with the positions of the first fixing parts 641, 642, 643 and the first positioning part 651 in Figure 7The first fixing portions 643, 642, 641 and the first positioning portion 651 in the first conversion plate 6 are respectively overlapped with the first fixing portions 644, 645, 646 and the first positioning portion 652 in the first shunt plate 33. Figure 6 That is, the positions of the first fixing portions and the first positioning portion are overlapped in the state that the first conversion plate 6 is in the first mounting position 61 and the state that the first conversion plate 6 is in the second mounting position 62, that is, even if the first conversion plate 6 is switched from the first mounting position 61 to the second mounting position 62, it will not affect the fixing of the first conversion plate 6 and the first shunt plate 33, but since the first main nozzle 4 is fixed on the first conversion plate 6 with the position deviating from the center position of the first conversion plate 6, the position of the first main nozzle 4 will change.

[0039] Correspondingly, as shown in Figure 4 , on the first shunt plate 33, the second fixing portions 35 are arranged corresponding to the first fixing portions, and the second positioning portions 36 are arranged corresponding to the first positioning portions.

[0040] Moreover, in the embodiment, the first fixing portions and the second fixing portions 35 are both fixed hole structures, and the first positioning portions and the second positioning portions 36 are both positioning hole structures, the first conversion plate 6 is positioned on the first shunt plate 33 by the combination of the positioning columns 66 and the first positioning portions and the second positioning portions 36, and the first conversion plate 6 is fixed on the first shunt plate 33 by the combination of the stud columns 67 and the first fixing portions and the second fixing portions 35.

[0041] Moreover, in an embodiment, the second conversion plate 7 is similar to the first conversion plate 6, the second conversion plate 7 is switchably fixed on the second shunt plate 34 in a third mounting position or a fourth mounting position, and when the first conversion plate 6 is in the first mounting position 61 and the second conversion plate 7 is in the third mounting position, the first main nozzle 4 and the second main nozzle 5 have the first distance D1, as shown in Figure 8 ; when the first conversion plate 6 is in the second mounting position 62 and the second conversion plate 7 is in the third mounting position, the first main nozzle 4 and the second main nozzle 5 have the second distance D2, as shown in Figure 9 ; when the first conversion plate 6 is in the first mounting position 61 and the second conversion plate 7 is in the fourth mounting position, the first main nozzle 4 and the second main nozzle 5 have the third distance D3, as shown in Figure 10 ; and when the first conversion plate 6 is in the second mounting position 62 and the second conversion plate 7 is in the fourth mounting position, the first main nozzle 4 and the second main nozzle 5 have the fourth distance D4, as shown in Figure 11As shown, the first distance D1, the second distance D2 and the fourth distance D4 are all different. It should be noted that the structure and size of the first conversion plate 6 and the second conversion plate 7 can be the same or different, but if the structure and size of the first conversion plate 6 and the second conversion plate 7 are the same, the second distance D2 and the third distance D3 will be equal.

[0042] In addition, the first mounting portion 11 comprises a first through hole 13 and a first positioning ring 14, the first through hole 13 penetrates the first template 1, the first positioning ring 14 is arranged at the first through hole 13 and is detachably fixed on the first template 1, and the first feeding end 41 of the first main nozzle 4 is limited in the first positioning ring 14; the second mounting portion 12 comprises a second through hole 15 and a second positioning ring 16, the second through hole 15 penetrates the first template 1, the second positioning ring 16 is arranged at the second through hole 15 and is detachably fixed on the first template 1, and the second feeding end 51 of the second main nozzle 5 is limited in the second positioning ring 16. Moreover, preferably, the first conversion plate 6 is at least partially located in the first through hole 13, and the second conversion plate 7 is at least partially located in the second through hole 15, so that the first conversion plate 6 and the second conversion plate 7 can be better limited, and the installation positions of the first conversion plate 6 and the second conversion plate 7 can be more conveniently switched.

[0043] For example, the first positioning ring 14 is further provided with a fixing hole 141, and the first positioning ring 14 is locked on the first template 1 by combining the fixing hole 141 with a screw 142. The combination mode of the second positioning ring 16 and the first template 1 is similar to that of the first positioning ring 14, and will not be described herein again.

[0044] Similarly, the second conversion plate 7 comprises a second fixing hole and at least one third fixing portion, the second main nozzle 5 is fixedly installed on the second fixing hole, the at least one third fixing portion of the second conversion plate 7 when located at the third installation position is overlapped with the at least one third fixing portion of the second conversion plate 7 when located at the fourth installation position, the second diversion plate 34 is provided with at least one fourth fixing portion, and the at least one fourth fixing portion is arranged correspondingly with the at least one third fixing portion to fix the second conversion plate 7 on the second diversion plate 34. Moreover, preferably, after the second conversion plate 7 located at the third installation position is rotated by 180 degrees, the second conversion plate 7 is located at the fourth installation position, that is, the third installation position and the fourth installation position are 180 degrees apart. In the utility model, the structure of the second conversion plate 7 is similar to that of the first conversion plate 6, and the fixing mode of the second conversion plate 7 and the second diversion plate 34 is also similar to that of the first conversion plate 6 and the first diversion plate 33, so it will not be described herein again.

[0045] Specifically, in practical application, the size of the first conversion plate 6 and the second conversion plate 7 can be designed according to the main nozzle spacing of the trial mold and the mass production two-color mold injection machine provided by the customer, and such a scheme reduces the purchase cost of the customer and improves the stability of the hot runner two-color mold system, and the switching of the main nozzle spacing is also very convenient, for example, in the utility model, only the first positioning ring 14 and the second positioning ring 16 need to be removed, and then the first conversion plate and the second conversion plate can be installed by rotating 180 degrees.

[0046] In summary, the hot runner two-color mold system of the utility model installs the main nozzle on the conversion plate, changes the installation position of the conversion plate, and can realize the adjustment of the spacing between the two main nozzles, and the switching of the main nozzle spacing is also very convenient. In this way, not only the purchase cost of the customer is reduced, but also the stability of the hot runner system is improved.

[0047] The utility model has been described by the above related embodiments, however, the above embodiments are only examples for implementing the utility model. In addition, the technical features involved in different embodiments of the utility model described above can be combined with each other as long as there is no conflict between them. It must be pointed out that the disclosed embodiments do not limit the scope of the utility model. On the contrary, changes and decorations made without departing from the spirit and scope of the utility model are within the scope of patent protection of the utility model.

Claims

1. A hot runner two-color mold system, characterized by, The hot runner two-color mold system comprises: a first mold plate having a first mounting portion and a second mounting portion; a second mold plate, the first mold plate and the second mold plate are fixedly arranged in pairs to form a containing space, and the second mold plate has a third mounting portion located in the containing space; a flow distribution plate arranged in the third mounting portion, and the flow distribution plate is provided with a first flow channel and a second flow channel; a first conversion plate and a second conversion plate located in the containing space, the first conversion plate is switchably fixed on the flow distribution plate at a first mounting position or a second mounting position, and the second conversion plate is fixed on the flow distribution plate; and a first main nozzle and a second main nozzle, both located on a first straight line, the first main nozzle is fixedly arranged on the first conversion plate at a position deviated from the center of the first conversion plate along the first straight line, the first main nozzle is connected to the first flow channel, and a first feeding end of the first main nozzle is located in the first mounting portion and exposed to the first mold plate; the second main nozzle is fixedly arranged on the second conversion plate at a position deviated from the center of the second conversion plate along the first straight line, the second main nozzle is connected to the second flow channel, and a second feeding end of the second main nozzle is located in the second mounting portion and exposed to the first mold plate, when the first conversion plate is located at the first mounting position, the first main nozzle and the second main nozzle have a first distance therebetween, and when the first conversion plate is located at the second mounting position, the first main nozzle and the second main nozzle have a second distance therebetween, the first distance being different from the second distance.

2. The hot-runner two-shot mold system of claim 1, wherein The first conversion plate comprises a first fixing hole and at least one first fixing portion, the first main nozzle is fixedly arranged in the first fixing hole, and the at least one first fixing portion of the first conversion plate when located at the first mounting position is positionally overlapped with the at least one first fixing portion of the first conversion plate when located at the second mounting position, the flow distribution plate has at least one second fixing portion, and the at least one second fixing portion is arranged correspondingly with the at least one first fixing portion to fix the first conversion plate on the flow distribution plate.

3. The hot- runner two-shot mold system of claim 2, wherein The first conversion plate further comprises at least one first positioning portion, the at least one first positioning portion of the first conversion plate when located at the first mounting position is positionally overlapped with the at least one first positioning portion of the first conversion plate when located at the second mounting position, the flow distribution plate has at least one second positioning portion, and the at least one second positioning portion is arranged correspondingly with the at least one first positioning portion to position the first conversion plate on the flow distribution plate.

4. The hot- runner two-shot mold system of claim 1, wherein The first mounting position and the second mounting position are 180 degrees apart.

5. The hot- runner two-shot mold system of claim 1, wherein The second conversion plate is switchably fixed on the shunt plate in a third mounting position or a fourth mounting position, and when the first conversion plate is in the first mounting position and the second conversion plate is in the third mounting position, the first main nozzle and the second main nozzle have the first distance; when the first conversion plate is in the second mounting position and the second conversion plate is in the third mounting position, the first main nozzle and the second main nozzle have the second distance; when the first conversion plate is in the first mounting position and the second conversion plate is in the fourth mounting position, the first main nozzle and the second main nozzle have a third distance; and when the first conversion plate is in the second mounting position and the second conversion plate is in the fourth mounting position, the first main nozzle and the second main nozzle have a fourth distance, and the first distance, the second distance and the fourth distance are different.

6. The hot- runner two-shot mold system of claim 5, wherein The second conversion plate comprises a second fixing hole and at least one third fixing part, the second main nozzle is fixedly installed on the second fixing hole, the at least one third fixing part of the second conversion plate in the third mounting position is positionally overlapped with the at least one third fixing part of the second conversion plate in the fourth mounting position, the shunt plate has at least one fourth fixing part, the at least one fourth fixing part and the at least one third fixing part are correspondingly arranged to fix the second conversion plate on the shunt plate.

7. The hot- runner two-shot mold system of claim 5, wherein The third mounting position and the fourth mounting position are 180 degrees apart.

8. The hot- runner two-shot mold system of claim 1, wherein, The first mounting part comprises a first through hole and a first positioning ring, the first through hole penetrates the first mold plate, the first positioning ring is arranged at the first through hole and is detachably fixed on the first mold plate, and the first feeding end of the first main nozzle is limited in the first positioning ring; the second mounting part comprises a second through hole and a second positioning ring, the second through hole penetrates the first mold plate, the second positioning ring is arranged at the second through hole and is detachably fixed on the first mold plate, and the second feeding end of the second main nozzle is limited in the second positioning ring.

9. The hot- runner two-shot mold system of claim 8, wherein, The first conversion plate is at least partially located in the first through hole, and the second conversion plate is at least partially located in the second through hole.

10. The hot- runner two-shot mold system of claim 1, wherein, The shunt plate comprises a first shunt plate and a second shunt plate, the first conversion plate is fixed on the first shunt plate, the second conversion plate is fixed on the second shunt plate, the first flow channel is located on the first shunt plate, and the second flow channel is located on the second shunt plate.

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