CN217862646U

CN217862646U - Automatic resetting die for withdrawing of twisted teeth

Info

Publication number: CN217862646U
Application number: CN202221949851.7U
Authority: CN
Inventors: 李延
Original assignee: Huizhou Xinzhun Electronic Technology Co ltd
Current assignee: Huizhou Xinzhun Electronic Technology Co ltd
Priority date: 2022-07-25
Filing date: 2022-07-25
Publication date: 2022-11-22
Anticipated expiration: 2032-07-25

Abstract

The utility model relates to a hank tooth mould technical field specifically discloses a hank tooth moves back core automatic re-setting mould, the mould includes front mould, back mould and hank tooth shaping pole, the both ends of hank tooth shaping pole are located in front mould and back mould respectively, hank tooth shaping pole can slide for front mould and back mould; a reset module is arranged between the front die and the rear die, one end of the twisted tooth forming rod is connected with a twisted tooth driving module, and the other end of the twisted tooth forming rod is connected with the reset module; the reset module comprises a reset rod, a reset lever and a support base, the support base is arranged on the rear die, the reset lever is arranged on the support base, one end of the reset lever is connected with the lower end of the twisted tooth forming rod, and the other end of the reset lever is connected with the upper end of the reset rod; the utility model provides a pair of hank tooth moves back core automatic re-setting mould with the help of the module that resets, easily production can not block and influence the production operation because of hank tooth, effectively improves production efficiency.

Description

Automatic resetting die for withdrawing of twisted teeth

Technical Field

The utility model relates to a hank tooth mould technical field especially relates to a hank tooth moves back core automatic re-setting mould.

Background

Injection molding is a method for producing and molding industrial products, an injection molding machine is main molding equipment for manufacturing thermoplastic plastics or thermosetting materials into plastic products with various shapes by utilizing a plastic molding die, and injection molding is realized by the injection molding machine and the die.

In the in-service use production and processing of moulding plastics, often relate to the work piece that has the internal thread, just need cooperate the hank tooth mechanism to produce this moment, will hank tooth shaping pole take the screwed one end to put and mould plastics in the injection moulding chamber, will hank tooth shaping pole and take out from the cavity after the completion of moulding plastics.

Among the prior art, when moving back the core to hank tooth shaping pole, need go up the time of adjusting the hydraulic motor on the injection molding machine to realize hank tooth and move back the core, discover in practical application, this hank tooth moves back the core mode and can increase the activity duration, is unfavorable for improving production efficiency.

SUMMERY OF THE UTILITY MODEL

The hank tooth that exists moves back the core mode and can increase the activity duration, is unfavorable for improving production efficiency's problem, the utility model provides a hank tooth moves back core automatic re-setting mould, with the help of the module that resets, easily production can not influence the production operation because the hank tooth blocks, effectively improves production efficiency.

In order to solve the technical problem, the utility model provides a concrete scheme as follows:

a die capable of automatically resetting when a twisted tooth retreats from a core comprises a front die, a rear die and a twisted tooth forming rod, wherein two ends of the twisted tooth forming rod are respectively positioned in the front die and the rear die, and the twisted tooth forming rod can slide relative to the front die and the rear die;

a reset module is arranged between the front die and the rear die, one end of the twisted tooth forming rod is connected with a twisted tooth driving module, and the other end of the twisted tooth forming rod is connected with the reset module;

the reset module comprises a reset rod, a reset lever and a support base, the support base is installed on the rear die, the reset lever is installed on the support base, one end of the reset lever is connected with the lower end of the twisted tooth forming rod, and the other end of the reset lever is connected with the upper end of the reset rod.

Optionally, be provided with first spacing step and second spacing step on the hank tooth shaping pole, the one end of the lever that resets is connected between the first spacing step and the second spacing step of hank tooth shaping pole, the lever that resets reciprocates between first spacing step and second spacing step, limits the reciprocating distance of hank tooth shaping pole through first spacing step and second spacing step, and when the lever that also is convenient for reset contacted first spacing step or second spacing step simultaneously, utilize lever principle to drive hank tooth shaping pole and reciprocate.

Optionally, a first through hole is formed in the front mold, a second through hole is formed in the rear mold, two ends of the twisted tooth forming rod are located in the first through hole and the second through hole respectively, the two ends of the twisted tooth forming rod are limited, and operation accuracy is improved.

Optionally, the hank tooth shaping pole is cylindric, first through-hole and second through-hole are circular through-hole, the diameter of first through-hole and second through-hole all is greater than the diameter of hank tooth shaping pole to hank tooth shaping pole reciprocates relative first through-hole and second through-hole, and can not cause wearing and tearing to hank tooth shaping pole, improves the life of hank tooth shaping pole.

Optionally, the thread twisting driving module comprises an oil cylinder and a gear transmission unit, the gear transmission unit is respectively connected with the oil cylinder and the thread twisting forming rod, the oil cylinder drives the gear transmission unit to transmit, and the gear transmission unit drives the thread twisting forming rod to rotate, so that an automatic operation effect is achieved.

Optionally, the gear transmission unit comprises a driving assembly and a driven assembly, a transmission chain is connected between the driving assembly and the driven assembly, the driving assembly is connected with the oil cylinder, the driven assembly is connected with the twisted tooth forming rod, the oil cylinder drives the driving assembly to rotate, the driven assembly is driven to rotate under the action of the transmission chain, and then the twisted tooth forming rod rotates, so that an automatic operation effect is achieved.

Optionally, the driving assembly comprises a driving shaft and a driving gear, one end of the driving shaft is connected with the driving gear, the other end of the driving shaft is connected with the oil cylinder, the driving gear is driven by the oil cylinder to rotate through the driving shaft, and therefore the automatic operation effect is achieved.

Optionally, the driven assembly includes a driven shaft, a first driven gear and a second driven gear, one end of the driven shaft is connected to the first driven gear, and the other end of the driven shaft is connected to the second driven gear;

the last gear that is provided with of hank tooth shaping pole with second driven gear assorted, first driven gear connection drive chain rotates under the drive chain effect, and then drives the rotation of second driven gear through the driven shaft, and the gear phase-match on second driven gear and the hank tooth shaping pole, and then drive hank tooth shaping pole and rotate, realize automatic operation effect.

Optionally, a groove is formed in the lower end of the front mold, the depth of the groove is larger than the height of the reset module, and the reset module is avoided, so that the reset module can be mounted and reset conveniently.

Optionally, be provided with buffer spring between front mould and the back mould, wear to be equipped with the guide post in the buffer spring, the front mould is connected to the one end of guide post, and the back mould is connected to the other end of guide post, sets up buffer spring and plays certain cushioning effect, avoids front mould and back mould when the compound die, because of the hard power causes the damage, sets up the guide post and then plays certain guide effect, improves the counterpoint accuracy of compound die, and then improves the accurate nature of operation.

Compared with the prior art, the beneficial effects of the utility model reside in that: the utility model provides a pair of hank tooth moves back core automatic re-setting mould with the help of the module that resets, easily production can not block and influence the production operation because of hank tooth, effectively improves production efficiency.

Drawings

Fig. 1 is a schematic view of an overall structure of an automatic resetting mold for removing a core of a twisted tooth provided in an embodiment of the present invention;

fig. 2 is a schematic structural diagram of a reset module and a tooth twisting driving module provided in an embodiment of the present invention;

fig. 3 is a schematic structural view of a tooth forming rod provided in an embodiment of the present invention;

wherein, 1 is a front mould; 2 is a rear mold; 3, a twisted tooth forming rod; 31 is a first limit step; 32 is a second limit step; 4 is a reset module; 41 is a reset rod; 42 is a reset lever; 43 is a supporting base; 5 is a tooth twisting driving module; 51 is an oil cylinder; 52 is a gear transmission unit; 521 is an active component; 5211 it is a drive shaft; 5212 it is a drive gear; 522 is a driven component; 5221 it is a driven shaft; 5222 it is a first driven gear; 5223 it is a second driven gear; 523 is a transmission chain; 6 is a buffer spring; and 7 is a guide post.

Detailed Description

In order to make the purpose, technical solutions and advantages of the embodiments of the present invention clearer, the drawings in the embodiments of the present invention will be combined below to clearly and completely describe the technical solutions in the embodiments of the present invention. The described embodiments are some, but not all embodiments of the invention.

Thus, the following detailed description of the embodiments of the present invention, presented in the accompanying drawings, is not intended to limit the scope of the invention, as claimed, but is merely representative of selected embodiments of the invention. Based on the embodiments of the present invention, all other embodiments obtained by a person skilled in the art without creative efforts belong to the protection scope of the present invention.

For example, the automatic resetting die for the withdrawing of the twisted teeth comprises a front die, a rear die and a twisted tooth forming rod, wherein two ends of the twisted tooth forming rod are respectively positioned in the front die and the rear die, and the twisted tooth forming rod can slide relative to the front die and the rear die; a reset module is arranged between the front die and the rear die, one end of the twisted tooth forming rod is connected with a twisted tooth driving module, and the other end of the twisted tooth forming rod is connected with the reset module; the reset module comprises a reset rod, a reset lever and a support base, the support base is installed on the rear die, the reset lever is installed on the support base, one end of the reset lever is connected with the lower end of the twisted tooth forming rod, and the other end of the reset lever is connected with the upper end of the reset rod.

The embodiment provides a hank tooth moves back core automatic re-setting mould, with the help of the module that resets, easily production can not block because of the hank tooth and influence the production operation, effectively improves production efficiency.

The first embodiment is as follows:

as shown in fig. 1-3, a hank tooth moves back core automatic re-setting mould, this hank tooth moves back core automatic re-setting mould includes front mould 1, back mould 2 and hank tooth shaping rod 3, wherein, front mould 1 and back mould 2 are relative setting, and the both ends of hank tooth shaping rod 3 are located front mould 1 respectively and back mould 2 is interior, and hank tooth shaping rod 3 can slide for front mould 1 and back mould 2.

Be provided with the module 4 that resets between front mould 1 and back mould 2, be connected with hank tooth drive module 5 in the one end of hank tooth shaping pole 3, hank tooth shaping pole 3's the other end and connect the module 4 that resets, hank tooth shaping pole 3 rotates the operation under the effect of hank tooth drive module 5 promptly, and resets under the effect of module 4 that resets.

Specifically, the reset module 4 includes a reset rod 41, a reset lever 42 and a support base 43, the support base 43 is installed on the rear mold 2, the reset lever 42 is installed on the support base 43, one end of the reset lever 42 is connected with the lower end of the twisted tooth forming rod 3, the other end of the reset lever 42 is connected with the upper end of the reset rod 41, when the front mold 1 and the rear mold 2 are closed, the front mold 1 can generate downward pressure on the end of the reset lever 42 connected with the reset rod 41, so that the reset rod 41 moves downward, and under the action of the support base 43 and the lever principle, the other end of the reset lever 42 can drive the twisted tooth forming rod 3 to move upward, so as to reset the twisted tooth forming rod.

Example two:

as shown in fig. 3, the first limit step 31 and the second limit step 32 are provided on the twisted tooth forming rod 3, one end of the reset lever 42 is connected between the first limit step 31 and the second limit step 32 of the twisted tooth forming rod 3, and the reset lever 42 can move up and down between the first limit step 31 and the second limit step 32.

The up-and-down movement distance of the twisted tooth forming rod 3 is limited through the first limit step 31 and the second limit step 32, and when the reset lever 42 is in contact with the first limit step 31 or the second limit step 32, the twisted tooth forming rod 3 is driven to move up and down by utilizing the lever principle, so that the automatic reset of the twisted tooth forming rod 3 is realized.

In this example, be provided with first through-hole on the front mould 1, be provided with the second through-hole on the back mould 2, the both ends of hank tooth shaping pole 3 are located first through-hole and second through-hole respectively, and the both ends of hank tooth shaping pole 3 are spacing, improve the operation precision.

Specifically, hank tooth shaping pole 3 is cylindric, and first through-hole and second through-hole are circular through-hole, and the diameter of first through-hole and second through-hole all is greater than the diameter of hank tooth shaping pole 3 to hank tooth shaping pole 3 reciprocates with the second through-hole relatively, and can not lead to the fact wearing and tearing to hank tooth shaping pole 3, improves the life who hank tooth shaping pole.

Simultaneously, also be convenient for hank tooth shaping pole 3 rotates the operation under the drive effect of hank tooth drive module 5, avoids influencing the normal rotation operation of hank tooth shaping pole 3 because of the internal diameter of first through-hole and second through-hole is too little.

Example three:

referring to fig. 2, in this example, the thread driving module 5 includes an oil cylinder 51 and a gear transmission unit 52, the gear transmission unit 52 is respectively connected to the oil cylinder 51 and the thread forming rod 3, the oil cylinder 51 drives the gear transmission unit 52 to perform transmission, and the gear transmission unit 52 drives the thread forming rod 3 to rotate, so as to achieve an automatic operation effect.

Specifically, gear drive unit 52 includes drive assembly 521 and driven assembly 522, be connected with drive chain 523 between drive assembly 521 and driven assembly 522, drive assembly 521 connects hydro-cylinder 51, driven assembly 522 connects hank tooth shaping pole 3, hydro-cylinder 51 drives drive assembly 521 and rotates, under drive chain 523's effect, again drive driven assembly 522 and rotate, because driven assembly 522 connects hank tooth shaping pole 3, consequently, when driven assembly 522 rotates, can drive hank tooth shaping pole 3 and rotate, realize automatic operation effect.

The driving assembly 521 includes a driving shaft 5211 and a driving gear 5212, one end of the driving shaft 5211 is connected to the driving gear 5212, the other end of the driving shaft 5211 is connected to the oil cylinder 51, and the driving gear 5212 is driven by the oil cylinder 51 to rotate through the driving shaft 5211, so that an automatic operation effect is achieved.

When the cylinder 51 is operated, the drive shaft 5211 can be rotated, and the drive shaft 5211 is connected to the drive gear 5212, so that the drive gear 5212 can be rotated along with the drive shaft 5211.

The driven assembly 522 comprises a driven shaft 5221, a first driven gear 5222 and a second driven gear 5223, wherein one end of the driven shaft 5221 is connected with the first driven gear 5222, and the other end of the driven shaft 5221 is connected with the second driven gear 5223; the thread tooth forming rod 3 is provided with a gear matched with the second driven gear 5223.

In specific transmission process, because first driven gear 5222 connects drive chain 523, rotates under drive chain 523 effect, and then drives second driven gear 5223 through driven shaft 5221 and rotates, second driven gear 5223 and the gear phase-match on the hank tooth shaping pole 3, and then drive hank tooth shaping pole 3 and rotate, realize automatic operation effect.

Example four:

in this example, the lower end of the front mold 1 is provided with a groove, the depth of the groove is greater than the height of the reset module 4, and the reset module 4 is avoided, so that the reset module 4 can be conveniently installed and reset. Be provided with buffer spring 6 between front mould 1 and back mould 2, wear to be equipped with guide post 7 in buffer spring 6, front mould 1 is connected to the one end of guide post 7, back mould 2 is connected to the other end of guide post 7, it plays certain cushioning effect to set up buffer spring 6, avoid front mould 1 and back mould 2 when the compound die, cause the damage because of the hard power, set up guide post 7 and then play certain guiding effect, improve the counterpoint accuracy of compound die, and then improve the accurate nature of operation.

Wherein, buffer spring 6's quantity is two, and two buffer spring 6 are the symmetry setting, and all wear to be equipped with the guide post in the middle of two buffer spring 6, set up two buffer spring 6 and be favorable to playing the balanced effect of buffering, and then realize better buffering effect.

To sum up, the utility model provides a pair of hank tooth moves back core automatic re-setting mould with the help of the module that resets, easily production can not block and influence the production operation because of hank tooth, effectively improves production efficiency.

In the description of the present invention, it is to be understood that the terms indicating orientation or positional relationship are based on the orientation or positional relationship shown in the drawings, and are only for convenience of description and simplification of description, and do not indicate or imply that the equipment or elements referred to must have a specific orientation, be constructed and operated in a specific orientation, and thus, should not be construed as limiting the present invention.

In the present invention, unless otherwise expressly stated or limited, the terms "mounted," "connected," and "fixed" are to be construed broadly and may, for example, be fixedly connected, detachably connected, or integrally formed; can be mechanically or electrically connected; either directly or indirectly through intervening media, either internally or in any other relationship. The specific meaning of the above terms in the present invention can be understood according to specific situations by those skilled in the art.

In the description of the present invention, it should be noted that the terms "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer", and the like indicate the position or positional relationship based on the position or positional relationship shown in the drawings, or the position or positional relationship which is usually placed when the product of the present invention is used, and are only for convenience of description and simplification of the description, but do not indicate or imply that the device or element referred to must have a specific position, be constructed and operated in a specific orientation, and thus, should not be construed as limiting the present invention. Furthermore, the terms "first," "second," "third," and the like are used solely to distinguish one from another and are not to be construed as indicating or implying relative importance.

Furthermore, the terms "horizontal", "vertical", "overhang" and the like do not imply that the components are required to be absolutely horizontal or overhang, but may be slightly inclined. For example, "horizontal" merely means that the direction is more horizontal than "vertical" and does not mean that the structure must be perfectly horizontal, but may be slightly inclined.

Claims

1. The automatic resetting die for the withdrawing of the twisted teeth is characterized by comprising a front die (1), a rear die (2) and a twisted tooth forming rod (3), wherein two ends of the twisted tooth forming rod (3) are respectively positioned in the front die (1) and the rear die (2), and the twisted tooth forming rod (3) can slide relative to the front die (1) and the rear die (2);

a reset module (4) is arranged between the front die (1) and the rear die (2), one end of the twisted tooth forming rod (3) is connected with a twisted tooth driving module (5), and the other end of the twisted tooth forming rod (3) is connected with the reset module (4);

reset module (4) including release link (41), reset lever (42) and support base (43), support base (43) and install on back mould (2), reset lever (42) are installed on supporting base (43), the lower extreme that hank tooth shaping pole (3) is connected to the one end of reset lever (42), and the upper end of release link (41) is connected to the other end of reset lever (42).

2. The automatic resetting die for the twisted tooth depoling of claim 1, wherein a first limit step (31) and a second limit step (32) are arranged on the twisted tooth forming rod (3), one end of the resetting lever (42) is connected between the first limit step (31) and the second limit step (32) of the twisted tooth forming rod (3), and the resetting lever (42) moves up and down between the first limit step (31) and the second limit step (32).

3. The automatic resetting die for the withdrawing of the twisted teeth as claimed in claim 1, wherein a first through hole is formed in the front die (1), a second through hole is formed in the rear die (2), and two ends of the twisted tooth forming rod (3) are respectively located in the first through hole and the second through hole.

4. The automatic resetting die for the threading tooth withdrawing core according to claim 3, wherein the threading tooth forming rod (3) is cylindrical, the first through hole and the second through hole are circular through holes, and the diameters of the first through hole and the second through hole are larger than the diameter of the threading tooth forming rod (3).

5. The automatic resetting die for the threading tooth withdrawing core according to claim 1, wherein the threading tooth driving module (5) comprises an oil cylinder (51) and a gear transmission unit (52), and the gear transmission unit (52) is respectively connected with the oil cylinder (51) and the threading tooth forming rod (3).

6. The automatic resetting die for the withdrawing of the twisted teeth as claimed in claim 5, wherein the gear transmission unit (52) comprises a driving assembly (521) and a driven assembly (522), a transmission chain (523) is connected between the driving assembly (521) and the driven assembly (522), the driving assembly (521) is connected with the oil cylinder (51), and the driven assembly (522) is connected with the twisted teeth forming rod (3).

7. The automatic resetting die for the threading die and the depoling die as claimed in claim 6, wherein the driving assembly (521) comprises a driving shaft (5211) and a driving gear (5212), one end of the driving shaft (5211) is connected with the driving gear (5212), and the other end of the driving shaft (5211) is connected with the oil cylinder (51).

8. The automatic resetting die for the threading tooth withdrawing core as claimed in claim 6, wherein the driven assembly (522) comprises a driven shaft (5221), a first driven gear (5222) and a second driven gear (5223), one end of the driven shaft (5221) is connected with the first driven gear (5222), and the other end of the driven shaft (5221) is connected with the second driven gear (5223);

and a gear matched with the second driven gear (5223) is arranged on the twisted tooth forming rod (3).

9. The automatic resetting die for the withdrawing of the twisted teeth as claimed in claim 1, wherein a groove is arranged at the lower end of the front die (1), and the depth of the groove is greater than the height of the resetting module (4).

10. The automatic resetting die for the withdrawing of the twisted teeth as claimed in claim 9, wherein a buffer spring (6) is arranged between the front die (1) and the rear die (2), a guide column (7) penetrates through the buffer spring (6), one end of the guide column (7) is connected with the front die (1), and the other end of the guide column (7) is connected with the rear die (2).