An auxiliary part for a valve core injection mold and a valve core injection mold containing the same

Abstract

The utility model relates to a kind of auxiliary parts for valve core injection mold and the valve core injection mold containing it, comprising: left plate, the right end surface of the left plate is provided with male die plate, the right end surface of the male die plate is provided with female die plate, the right end surface of the female die plate is provided with right plate;The right end surface of the male die plate is provided with male die kernel, the left end surface of the female die plate is provided with female die kernel matched with the male die kernel, pouring device is arranged between the right plate, the female die plate, the female die kernel, the male die kernel four;The above kind of valve core can be formed once, need not to carry out multiple processing, production speed is improved, it is favorable to mass production.

Description

Technical Field

[0001] This utility model relates to the field of injection molds, specifically to an auxiliary component for a valve core injection mold and a valve core injection mold containing the auxiliary component. Background Technology

[0002] The valve core is the core component of a control valve, directly affecting the valve's flow rate, pressure, and sealing performance.

[0003] Injection molds are the core tools in the production of plastic products, which are formed by injecting molten plastic into the mold.

[0004] An existing valve core is shown in the attached figure. Figure 1-3 As shown, the valve core includes a valve core body 1', the upper end of the valve core body 1' is provided with a first threaded portion 2', and the lower end of the valve core body 1' is provided with a second threaded portion 3'.

[0005] The upper end face of the valve core body 1' is provided with an upper main channel 4', the lower end face of the valve core body 1' is provided with a lower main channel 5', and a middle main channel 6' is provided inside the valve core body 1' and between the upper main channel 4' and the lower main channel 5'. The upper main channel 4' and the lower main channel 5' are both connected to the middle main channel 6'.

[0006] A first channel 7' is provided inside the valve core body 1' and to the left of the middle main channel 6'; a second channel 8' is provided inside the valve core body 1' and to the right of the middle main channel 6'; a third channel 9' is provided inside the valve core body 1' and behind the middle main channel 6'; and a fourth channel 10' is provided inside the valve core body 1' and in front of the middle main channel 6'. The first channel 7', the second channel 8', the third channel 9', and the middle main channel 6' are all connected to the upper main channel 4', and the fourth channel 10' is connected to the lower main channel 5'.

[0007] The valve core body 1' has a first opening 11' on its left end face, a second opening 12' on its right end face above the first opening 11', a third opening 13' on the right side of the rear end face of the valve core body 1' below the second opening 12', a fourth opening 14' on the front end face of the valve core body 1' above the second opening 12', and a fifth opening 15' on the front end face of the valve core body 1' at the lower main channel 5'.

[0008] The first opening 11' is connected to the first channel 7', the second opening 12' is connected to the second channel 8', the third opening 13' is connected to the third channel 9', the fourth opening 14' is connected to the fourth channel 10', and the fifth opening 15' is connected to the lower main channel 5'.

[0009] Existing valve core injection mold auxiliary parts cannot be molded into the above-mentioned valve core in one step, requiring multiple processing steps, resulting in slow production speed and hindering mass production.

[0010] The purpose of this utility model is to design an auxiliary component for valve core injection mold and a valve core injection mold containing the auxiliary component, in order to address the problems existing in the prior art. Utility Model Content

[0011] In view of the problems existing in the prior art, the present invention provides an auxiliary component for valve core injection mold and a valve core injection mold containing the auxiliary component, which can effectively solve at least one of the problems existing in the prior art.

[0012] The technical solution of this utility model is:

[0013] An auxiliary component for a valve core injection mold includes:

[0014] A left plate, wherein a male template is provided on the right end face of the left plate, a female template is provided on the right end face of the male template, and a right plate is provided on the right end face of the female template;

[0015] The male mold plate has a male mold core on its right end face, and the female mold plate has a female mold core that mates with the male mold core on its left end face. A casting device is provided between the right plate, the female mold plate, the female mold core, and the male mold core.

[0016] A first slider is slidably disposed on the mother template, and a third open mold core is disposed on the first slider, penetrating the mother mold core. A first pressing core-pulling component is disposed between the right plate, the mother template, and the first slider.

[0017] A second slider and a third slider are slidably disposed on the right end face of the male mold plate and in front of the male mold core. The second slider is located above the third slider. A fourth open mold core is disposed on the rear end face of the second slider and between the male mold core and the female mold core. A fifth open mold core is disposed on the rear end face of the third slider and between the male mold core and the female mold core. A second forming core-pulling component is disposed between the male mold plate, the female mold plate, and the second slider. A third forming core-pulling component is disposed between the male mold plate, the female mold plate, and the third slider.

[0018] A fourth slider is vertically mounted on the right end face of the male mold plate above the male mold core. A first push tube core is mounted on the lower end face of the fourth slider between the male mold core and the female mold core. A fourth pressing core-pulling component is mounted between the male mold plate, the female mold plate, and the fourth slider. A fifth slider is vertically mounted on the right end face of the male mold plate below the male mold core. A second push tube core is mounted on the upper end face of the fifth slider between the male mold core and the female mold core. A fifth pressing core-pulling component is mounted between the male mold plate, the female mold plate, and the fifth slider.

[0019] Furthermore, the first forming core-pulling component includes a first shovel base, which is disposed on the left end face of the right plate and cooperates with the first slider. The upper and lower end faces of the first shovel base are provided with first inclined guide portions, which cooperate with the first slider. The mother template is provided with a first pressure strip that cooperates with the first slider. The first pressure strip is provided with a first auxiliary pressure block that cooperates with the first shovel base. The end face of the first shovel base facing the first slider is provided with a first wear-resistant plate. The left end face of the right plate, located above and below the first shovel base, is provided with first wear-resistant blocks.

[0020] Furthermore, the second forming core-pulling component includes two second pressure strips, both of which are disposed on the male template and located outside the second slider. The female template is provided with a second inclined guide rod that cooperates with the second slider. A second auxiliary pressure block is disposed on the right end face of the female template and located to the right of the second inclined guide rod. A second shovel base that cooperates with the second slider is disposed on the left end face of the female template and located in front of the second inclined guide rod. A second wear-resistant plate is disposed on the end face of the second shovel base facing the second slider.

[0021] Furthermore, the third press-formed core-pulling component includes two third pressure strips, both of which are disposed on the male template and located outside the third slider. The female template is provided with a third inclined guide rod that cooperates with the third slider. A third auxiliary pressure block is disposed on the right end face of the female template and to the right of the third inclined guide rod. A third shovel base that cooperates with the third slider is disposed on the left end face of the female template and in front of the third inclined guide rod. A third wear-resistant plate is disposed on the end face of the third shovel base facing the third slider.

[0022] Furthermore, the fourth core-pulling component includes a fourth bracket disposed on the upper end face of the male template. Two fourth pressure strips are disposed between the fourth bracket and the male template and above the male mold core. The two fourth pressure strips are located outside the fourth slider. A fourth telescopic motor connected to the fourth slider is disposed on the fourth bracket. The fourth telescopic motor and the fourth slider are connected through a fourth connecting block.

[0023] Furthermore, the fifth forming core-pulling component includes a fifth bracket, which is disposed on the lower end face of the male template. Two fifth pressure strips are disposed between the fifth bracket and the male template and below the male mold core. The two fifth pressure strips are located outside the fifth slider. A fifth telescopic motor connected to the fifth slider is disposed on the fifth bracket. The fifth telescopic motor and the fifth slider are connected through a fifth connecting block.

[0024] Furthermore, the casting device includes a casting port disposed on the right plate, a male sprue is disposed on the right end face of the male mold core, a female sprue is disposed on the left end face of the female mold core, a sprue is disposed on the female mold plate, one end of the sprue is connected between the male sprue and the female sprue, and the other end of the sprue is connected to the casting port.

[0025] Furthermore, the male mold core includes a male mold core block, which is disposed on the right end face of the male mold template. The right end face of the male mold core block is provided with a first male thread cavity, a male valve core body cavity, and a second male thread cavity from top to bottom. The right end face of the male mold core block and located inside the male valve core body cavity is provided with a first open mold core.

[0026] The female mold core includes a female mold core block, which is disposed on the left end face of the female template. The left end face of the female template is provided with a first female threaded cavity, a female valve core body cavity, and a second female threaded cavity from top to bottom. The left end face of the female template and located inside the female valve core body cavity is provided with a second open mold core.

[0027] Furthermore, the first push tube core includes an upper main channel core, which is disposed on the lower end face of the fourth slider and located between the male mold core and the female mold core. A middle main channel core is disposed on the lower end face of the upper main channel core. A first channel core is disposed on the lower end face of the upper main channel core and to the left of the middle main channel core. A second channel core is disposed on the lower end face of the upper main channel core and to the right of the middle main channel core. A third channel core is disposed on the lower end face of the upper main channel core and behind the middle main channel core.

[0028] The second push tube core includes a lower main channel core, which is disposed on the upper end face of the fifth slider and located between the male mold core and the female mold core. A fourth channel core is disposed on the upper end face of the lower main channel core and in front of the middle main channel core. The lower end of the middle main channel core passes through the lower main channel core.

[0029] A valve core injection mold, including the aforementioned auxiliary components for the valve core injection mold.

[0030] Therefore, the present invention provides the following effects and / or advantages:

[0031] 1) Molten plastic is injected between the female mold core and the male mold core through a casting device. The molten plastic passes through the male mold core, female mold core, third opening mold core, fourth opening mold core, fifth opening mold core, first ejector core, and second ejector core to form the valve core. The male mold core and female mold core fit together to form the valve core body, first threaded part, second threaded part, first opening, and second opening. The third opening mold core forms the third opening, the fourth opening mold core forms the fourth opening, and the fifth opening mold core forms the fifth opening. The first ejector core forms the upper main channel, middle main channel, first channel, second channel, and third channel. The second ejector core forms the lower main channel and fourth channel. After pressure holding and cooling, the right plate separates from the female mold plate by a predetermined distance. The first pressing core-pulling component drives the first slider to move, thereby causing the third opening mold core to leave the third opening. The female mold plate separates from the male mold plate by a predetermined distance. The second pressing core-pulling component and the third pressing core-pulling component drive the second slider and the third slider to move, thereby causing the fourth opening mold core to leave the fourth opening and the fifth opening mold core to leave the fifth opening, respectively. The fourth pressing core-pulling component drives the fourth slider to move, and the fourth slider drives the first push tube core to rise. The fifth pressing core-pulling component drives the fifth slider to move, and the fifth slider drives the second push tube core to fall, removing the valve core from the male mold core.

[0032] In summary, the ability to mold the valve core in one step eliminates the need for multiple processing steps, increasing production speed and facilitating mass production.

[0033] Other features and advantages of this invention will be set forth in the description which follows, and will be apparent in part from the description, or may be learned by practicing the invention. The objects and other advantages of the invention are realized and obtained through the structures particularly pointed out in the description and the drawings.

[0034] It should be understood that the above summary and the following detailed description of the present invention are exemplary and explanatory, and are intended to provide further explanation of the present invention as claimed. Attached Figure Description

[0035] Figure 1 This is a schematic diagram of the structure of an existing valve core.

[0036] Figure 2 For the corresponding Figure 1 A sectional view.

[0037] Figure 3 For the corresponding Figure 1 Another sectional view.

[0038] Figure 4 This is a schematic diagram of the structure of this utility model.

[0039] Figure 5 For the corresponding Figure 4 A structural diagram from another perspective.

[0040] Figure 6 This is a schematic diagram of the structure of the mother mold, mother mold core, mother sprue, first slider, third open mold core, first pressure strip, first wear-resistant plate, second inclined guide rod, second shovel base, third inclined guide rod, and third shovel base in this utility model.

[0041] Figure 7 For the corresponding Figure 6 A structural diagram from another perspective.

[0042] Figure 8 This is a schematic diagram of the structure of the male mold plate, male mold core, male sprue, fourth molding core pulling part, fifth molding core pulling part, first push tube core, second push tube core, second slider, third slider, fourth opening mold core, fifth opening mold core, second pressure strip, and third pressure strip in this utility model.

[0043] Explanation of reference numerals in the attached figures:

[0044] Valve core body 1', first threaded part 2', second threaded part 3', upper main channel 4', lower main channel 5', middle main channel 6', first channel 7', second channel 8', third channel 9', fourth channel 10', first opening 11', second opening 12', third opening 13', fourth opening 14', fifth opening 15', left plate 1, male template 2, female template 3, right plate 4, ejector mechanism 5, first slider 6, third opening mold core 7, second slider 8, third slider 9, fourth opening mold core 10, fifth opening mold core 11, fourth slider 12, fifth slider 13, first shovel base 14, first inclined guide part 15, first pressure strip 16, first auxiliary pressure block 17, first wear-resistant plate 18, first wear-resistant block 19, second pressure strip 20, second inclined guide rod 21, second auxiliary pressure block 22, second shovel base 23, second wear-resistant plate 24, third pressure strip 25, Third inclined guide rod; 26, Third auxiliary pressure block; 27, Third shovel base; 28, Third wear-resistant plate; 29, Fourth bracket; 30, Fourth pressure strip; 31, Fourth telescopic motor; 32, Fourth connecting block; 33, Fifth bracket; 34, Fifth pressure strip; 35, Fifth telescopic motor; 36, Fifth connecting block; 37, Sprue; 38, Male sprue; 39, Female sprue; 40, Sprue; 41, Limiting rod; 42, Male mold core block; 43, First male threaded cavity; 44, Male valve core body cavity; 45, Second male threaded cavity; 46, First open mold core; 47, Female mold core block; 48, First female threaded cavity; 49, Female valve core body cavity; 50, Second female threaded cavity; 51, Second open mold core; 52, Upper main channel core; 53, Middle main channel core; 54, First channel core; 55, Second channel core; 56, Third channel core; 57, Lower main channel core; 58, Fourth channel core; 59. Detailed Implementation

[0045] To facilitate understanding by those skilled in the art, the structure of this utility model will now be described in further detail with reference to the accompanying drawings:

[0046] refer to Figure 1-8 A valve core injection mold, comprising:

[0047] Left plate 1, male template 2 is provided on the right end face of left plate 1, female template 3 is provided on the right end face of male template 2, right plate 4 is provided on the right end face of female template 3, and ejector pin mechanism 5 is provided between left plate 1, male template 2 and male mold core;

[0048] The male mold plate 2 is provided with a male mold core on its right end face, and the female mold plate 3 is provided with a female mold core that mates with the male mold core on its left end face. A casting device is provided between the right plate 4, the female mold plate 3, the female mold core, and the male mold core.

[0049] The first slider 6 is slidably disposed on the mother template 3, and the first slider 6 is provided with a third open mold core 7 that penetrates the mother mold core. A first pressing core-pulling component is disposed between the right plate 4, the mother template 3, and the first slider 6.

[0050] A second slider 8 and a third slider 9 are slidably disposed on the right end face of the male mold plate 2 and in front of the male mold core. The second slider 8 is located above the third slider 9. A fourth open mold core 10 is disposed on the rear end face of the second slider 8 and between the male mold core and the female mold core. A fifth open mold core 11 is disposed on the rear end face of the third slider 9 and between the male mold core and the female mold core. A second pressing core-pulling component is disposed between the male mold plate 2, the female mold plate 3, and the second slider 8. A third pressing core-pulling component is disposed between the male mold plate 2, the female mold plate 3, and the third slider 9.

[0051] A fourth slider 12 is vertically mounted on the right end face of the male mold plate 2 above the male mold core. A first push tube core is mounted on the lower end face of the fourth slider 12 between the male mold core and the female mold core. A fourth pressing core-pulling component is mounted between the male mold plate 2, the female mold plate 3, and the fourth slider 12. A fifth slider 13 is vertically mounted on the right end face of the male mold plate 2 below the male mold core. A second push tube core is mounted on the upper end face of the fifth slider 13 between the male mold core and the female mold core. A fifth pressing core-pulling component is mounted between the male mold plate 2, the female mold plate 3, and the fifth slider 13.

[0052] Molten plastic is injected between the female mold core and the male mold core through a casting device. The molten plastic forms the valve core through the male mold core, the female mold core, the third opening mold core 7, the fourth opening mold core 10, the fifth opening mold core 11, the first push tube core, and the second push tube core. The male mold core and the female mold core cooperate to form the valve core body 1', the first threaded part 2', the second threaded part 3', the first opening 11', and the second opening 12'. The third opening mold core 7 forms the third opening 13', the fourth opening mold core 10 forms the fourth opening 14', and the fifth opening mold core 11 forms the fifth opening 15'. The first push tube core forms the upper main channel 4', the middle main channel 6', the first channel 7', the second channel 8', and the third channel 9'. The second push tube core forms the lower main channel 5' and the fourth channel 10'.

[0053] After pressure holding and cooling, the right plate 4 and the mother template 3 separate by a predetermined distance, and the first pressing core pulling component drives the first slider 6 to move, thereby driving the third opening mold core 7 to leave the third opening 13';

[0054] The female mold plate 3 and the male mold plate 2 are separated by a predetermined distance. The second and third core-pulling components drive the second slider 8 and the third slider 9 to move, thereby causing the fourth opening mold core 10 to leave the fourth opening 10' and the fifth opening mold core 11 to leave the fifth opening 15', respectively. The fourth core-pulling component drives the fourth slider 12 to move, and the fourth slider 12 drives the first push tube core to rise. The fifth core-pulling component drives the fifth slider 13 to move, and the fifth slider 13 drives the second push tube core to fall. The valve core is removed from the male mold core through the ejector pin mechanism 5.

[0055] The first forming core-pulling component includes a first shovel base 14, which is disposed on the left end face of the right plate 4 and cooperates with the first slider 6. The upper and lower end faces of the first shovel base 14 are provided with first inclined guide portions 15, which cooperate with the first slider 6. The mother template 3 is provided with a first pressure strip 16 that cooperates with the first slider 6. The first pressure strip 16 is provided with a first auxiliary pressure block 17 that cooperates with the first shovel base 14. The end face of the first shovel base 14 facing the first slider 6 is provided with a first wear-resistant plate 18. The left end face of the right plate 4 and both above and below the first shovel base 14 are provided with first wear-resistant blocks 19.

[0056] The second forming core-pulling component includes two second pressure strips 20, both of which are disposed on the male template 2 and located outside the second slider 8. The female template 3 is provided with a second inclined guide rod 21 that cooperates with the second slider 8. A second auxiliary pressure block 22 is disposed on the right end face of the female template 3 and to the right of the second inclined guide rod 21. A second shovel base 23 that cooperates with the second slider 8 is disposed on the left end face of the female template 3 and in front of the second inclined guide rod 21. A second wear-resistant plate 24 is disposed on the end face of the second shovel base 23 facing the second slider 8.

[0057] The third pressing core-pulling component includes two third pressing strips 25, both of which are disposed on the male template 2 and located outside the third slider 9. The female template 3 is provided with a third inclined guide rod 26 that cooperates with the third slider 9. A third auxiliary pressing block 27 is disposed on the right end face of the female template 3 and to the right of the third inclined guide rod 26. A third shovel base 28 that cooperates with the third slider 9 is disposed on the left end face of the female template 3 and in front of the third inclined guide rod 26. A third wear-resistant plate 29 is disposed on the end face of the third shovel base 28 facing the third slider 9.

[0058] The fourth core-pulling component includes a fourth bracket 30, which is disposed on the upper end face of the male template 2. Two fourth pressure strips 31 are disposed between the fourth bracket 30 and the male template 2 and above the male mold core. The two fourth pressure strips 31 are located outside the fourth slider 12. A fourth telescopic motor 32 connected to the fourth slider 12 is disposed on the fourth bracket 30. The fourth telescopic motor 32 and the fourth slider 12 are connected through a fourth connecting block 33.

[0059] The fifth core-pulling component includes a fifth bracket 34, which is disposed on the lower end face of the male template 2. Two fifth pressure strips 35 are disposed between the fifth bracket 34 and the male template 2 and below the male mold core. The two fifth pressure strips 35 are located outside the fifth slider 13. A fifth telescopic motor 36 connected to the fifth slider 13 is disposed on the fifth bracket 34. The fifth telescopic motor 36 and the fifth slider 13 are connected through a fifth connecting block 37.

[0060] The casting device includes a casting port 38, which is disposed on the right plate 4. A male sprue 39 is disposed on the right end face of the male mold core, and a female sprue 40 is disposed on the left end face of the female mold core. A sprue 41 is disposed on the female mold plate 3. One end of the sprue 41 is connected between the male sprue 39 and the female sprue 40, and the other end of the sprue 41 is connected to the casting port 38.

[0061] Several limiting rods 42 are provided between the right plate 4 and the mother template 3 to prevent the right plate 4 from separating excessively from the mother template 3; several nylon buckles are provided between the mother template 3 and the male template 2.

[0062] The male mold core includes a male mold core block 43, which is disposed on the right end face of the male mold plate 2. The right end face of the male mold core block 43 is provided with a first male thread cavity 44, a male valve core body cavity 45, and a second male thread cavity 46 from top to bottom. The right end face of the male mold core block 43 and located inside the male valve core body cavity 45 is provided with a first open mold core 47.

[0063] The female mold core includes a female mold core block 48, which is disposed on the left end face of the female mold template 3. The left end face of the female mold template 3 is provided with a first female threaded cavity 49, a female valve core body cavity 50, and a second female threaded cavity 51 from top to bottom. The left end face of the female mold template 3 and located inside the female valve core body cavity 50 is provided with a second open mold core 52.

[0064] The first push tube core includes an upper main channel core 53, which is disposed on the lower end face of the fourth slider 12 and located between the male mold core and the female mold core. A middle main channel core 54 is disposed on the lower end face of the upper main channel core 53. A first channel core 55 is disposed on the lower end face of the upper main channel core 53 and to the left of the middle main channel core 54. A second channel core 56 is disposed on the lower end face of the upper main channel core 53 and to the right of the middle main channel core 54. A third channel core 57 is disposed on the lower end face of the upper main channel core 53 and behind the middle main channel core 54.

[0065] The second push tube core includes a lower main channel core 58, which is disposed on the upper end face of the fifth slider 13 and located between the male mold core and the female mold core. A fourth channel core 59 is disposed on the upper end face of the lower main channel core 58 and in front of the middle main channel core 54. The lower end of the middle main channel core 54 passes through the lower main channel core 58.

[0066] It should be noted that any reference signs placed between parentheses in the claims should not be construed as limiting the claims. The word "comprising" does not exclude the presence of components or steps not listed in the claims. The word "a" or "an" preceding a component does not exclude the presence of a plurality of such components. This invention can be implemented by means of hardware comprising several different components and by means of a suitably programmed computer. In a unit claim enumerating several means, several of these means may be embodied by the same item of hardware. The use of the words first, second, and third, etc., does not indicate any order. These words can be interpreted as names.

[0067] Although preferred embodiments of the present invention have been described, those skilled in the art, upon learning the basic inventive concept, can make other changes and modifications to these embodiments. Therefore, the appended claims are intended to be interpreted as including the preferred embodiments as well as all changes and modifications falling within the scope of the present invention.

[0068] In this utility model, unless otherwise explicitly specified and limited, the terms "installation," "connection," "joining," and "fixing," etc., should be interpreted broadly. For example, they can refer to a fixed connection, a detachable connection, or an integral part; they can refer to a mechanical connection or an electrical connection; they can refer to a direct connection or an indirect connection through an intermediate medium; they can refer to the internal communication of two components or the interaction between two components. Those skilled in the art can understand the specific meaning of the above terms in this utility model according to the specific circumstances.

[0069] In the description of this specification, the references to terms such as "one embodiment," "some embodiments," "example," "specific example," or "some examples," etc., indicate that a specific feature, structure, material, or characteristic described in connection with that embodiment or example is included in at least one embodiment or example of the present invention. In this specification, the illustrative expressions of the above terms should not be construed as necessarily referring to the same embodiment or example. Furthermore, the specific features, structures, materials, or characteristics described may be combined in any suitable manner in one or more embodiments or examples. Moreover, without contradiction, those skilled in the art can combine and integrate the different embodiments or examples described in this specification, as well as the features of different embodiments or examples.

Claims

1. An auxiliary member for a valve core injection mold, characterized by: include: A left plate, wherein a male template is provided on the right end face of the left plate, a female template is provided on the right end face of the male template, and a right plate is provided on the right end face of the female template; The male mold plate has a male mold core on its right end face, and the female mold plate has a female mold core that mates with the male mold core on its left end face. A casting device is provided between the right plate, the female mold plate, the female mold core, and the male mold core. A first slider is slidably disposed on the mother template, and a third open mold core is disposed on the first slider, penetrating the mother mold core. A first pressing core-pulling component is disposed between the right plate, the mother template, and the first slider. A second slider and a third slider are slidably disposed on the right end face of the male mold plate and in front of the male mold core. The second slider is located above the third slider. A fourth open mold core is disposed on the rear end face of the second slider and between the male mold core and the female mold core. A fifth open mold core is disposed on the rear end face of the third slider and between the male mold core and the female mold core. A second forming core-pulling component is disposed between the male mold plate, the female mold plate, and the second slider. A third forming core-pulling component is disposed between the male mold plate, the female mold plate, and the third slider. A fourth slider is vertically mounted on the right end face of the male mold plate above the male mold core. A first push tube core is mounted on the lower end face of the fourth slider between the male mold core and the female mold core. A fourth pressing core-pulling component is mounted between the male mold plate, the female mold plate, and the fourth slider. A fifth slider is vertically mounted on the right end face of the male mold plate below the male mold core. A second push tube core is mounted on the upper end face of the fifth slider between the male mold core and the female mold core. A fifth pressing core-pulling component is mounted between the male mold plate, the female mold plate, and the fifth slider.

2. An auxiliary element for valve core injection molds according to claim 1, characterized in that: The first forming core-pulling component includes a first shovel base, which is disposed on the left end face of the right plate and cooperates with the first slider. The upper and lower end faces of the first shovel base are provided with first inclined guide portions, which cooperate with the first slider. The mother template is provided with a first pressure strip that cooperates with the first slider. The first pressure strip is provided with a first auxiliary pressure block that cooperates with the first shovel base. The end face of the first shovel base facing the first slider is provided with a first wear-resistant plate. The left end face of the right plate is provided with first wear-resistant blocks both above and below the first shovel base.

3. An auxiliary element for valve core injection molds according to claim 1, characterized in that: The second forming core-pulling component includes two second pressure strips, both of which are disposed on the male template and located outside the second slider. The female template is provided with a second inclined guide rod that cooperates with the second slider. A second auxiliary pressure block is disposed on the right end face of the female template and to the right of the second inclined guide rod. A second shovel base that cooperates with the second slider is disposed on the left end face of the female template and in front of the second inclined guide rod. A second wear-resistant plate is disposed on the end face of the second shovel base facing the second slider.

4. An auxiliary member for a valve core injection mold according to claim 1, characterized in that: The third forming core-pulling component includes two third pressure strips, both of which are disposed on the male template and located outside the third slider. The female template is provided with a third inclined guide rod that cooperates with the third slider. A third auxiliary pressure block is disposed on the right end face of the female template and to the right of the third inclined guide rod. A third shovel base that cooperates with the third slider is disposed on the left end face of the female template and in front of the third inclined guide rod. A third wear-resistant plate is disposed on the end face of the third shovel base facing the third slider.

5. An auxiliary member for a valve core injection mold according to claim 1, characterized in that: The fourth core-pulling component includes a fourth bracket, which is disposed on the upper end face of the male template. Two fourth pressure strips are disposed between the fourth bracket and the male template and above the male mold core. The two fourth pressure strips are located outside the fourth slider. A fourth telescopic motor connected to the fourth slider is disposed on the fourth bracket. The fourth telescopic motor and the fourth slider are connected through a fourth connecting block.

6. An auxiliary component for a valve core injection mold according to claim 1, characterized in that: The fifth core-pulling component includes a fifth bracket, which is disposed on the lower end face of the male template. Two fifth pressure strips are disposed between the fifth bracket and the male template and below the male mold core. The two fifth pressure strips are located outside the fifth slider. A fifth telescopic motor connected to the fifth slider is disposed on the fifth bracket. The fifth telescopic motor and the fifth slider are connected through a fifth connecting block.

7. An auxiliary element for valve core injection molds according to claim 1, characterized in that: The casting device includes a casting port disposed on the right plate. A male sprue is disposed on the right end face of the male mold core, and a female sprue is disposed on the left end face of the female mold core. A sprue is disposed on the female mold plate. One end of the sprue is connected between the male sprue and the female sprue, and the other end of the sprue is connected to the casting port.

8. An auxiliary element for valve core injection molds according to claim 1, characterized in that: The male mold core includes a male mold core block, which is disposed on the right end face of the male mold template. The right end face of the male mold core block is provided with a first male thread cavity, a male valve core body cavity, and a second male thread cavity from top to bottom. The right end face of the male mold core block and located inside the male valve core body cavity is provided with a first open mold core. The female mold core includes a female mold core block, which is disposed on the left end face of the female template. The left end face of the female template is provided with a first female threaded cavity, a female valve core body cavity, and a second female threaded cavity from top to bottom. The left end face of the female template and located inside the female valve core body cavity is provided with a second open mold core.

9. An auxiliary component for a valve core injection mold according to claim 1, characterized in that: The first push tube core includes an upper main channel core, which is disposed on the lower end face of the fourth slider and located between the male mold core and the female mold core. A middle main channel core is disposed on the lower end face of the upper main channel core. A first channel core is disposed on the lower end face of the upper main channel core and to the left of the middle main channel core. A second channel core is disposed on the lower end face of the upper main channel core and to the right of the middle main channel core. A third channel core is disposed on the lower end face of the upper main channel core and behind the middle main channel core. The second push tube core includes a lower main channel core, which is disposed on the upper end face of the fifth slider and located between the male mold core and the female mold core. A fourth channel core is disposed on the upper end face of the lower main channel core and in front of the middle main channel core. The lower end of the middle main channel core passes through the lower main channel core.

10. A valve core injection mold, characterized in that: Includes an auxiliary component for a valve core injection mold as described in any one of claims 1-9.

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