CN214726017U - Automatic thread mould that takes off of piece is moulded to a mould multicavity - Google Patents

Automatic thread mould that takes off of piece is moulded to a mould multicavity Download PDF

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Publication number
CN214726017U
CN214726017U CN202023260227.XU CN202023260227U CN214726017U CN 214726017 U CN214726017 U CN 214726017U CN 202023260227 U CN202023260227 U CN 202023260227U CN 214726017 U CN214726017 U CN 214726017U
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China
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die holder
cavity
rotating shaft
sliding
mould
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CN202023260227.XU
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Chinese (zh)
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不公告发明人
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Boluo Xinhe Plastic Electronics Co ltd
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Suzhou Kelda Precision Mould Co ltd
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Abstract

The utility model discloses an automatic thread mould that takes off of piece is moulded to multicavity of a mould, relate to and take off thread mould technical field, including die holder and upper die base, the guide post has all been welded to the upper surface at both ends about the die holder, buffer spring has been cup jointed to the outside of guide post, the cavity has been seted up to the inside of die holder lower extreme, the inside sliding connection of cavity has the slide, a plurality of reset spring of even fixedly connected with between the bottom surface of slide and the inside bottom surface of cavity, the even welding of upper surface of slide has a plurality of ejector pins, the slide bar has all been welded at both ends about the slide upper surface, a plurality of shaping chamber has evenly been seted up to the upper surface of die holder, the intercommunication groove has been seted up to the upper end between two adjacent shaping chambers, upper end between the guide post of controlling both ends to upper die base sliding connection. Through the cooperation setting of apron and slide, can also be ejecting from the shaping chamber automatically when taking off the screw thread to the work piece, improve the machining efficiency of work piece.

Description

Automatic thread mould that takes off of piece is moulded to a mould multicavity
Technical Field
The utility model relates to a take off screw thread mould technical field, especially relate to an automatic screw thread mould that takes off of piece is moulded to a mould multicavity.
Background
For many years, with the continuous development of the mold industry, the Chinese injection mold develops quite rapidly, and the proportion of the injection mold in the whole mold industry is higher and higher. Generally, when it is necessary to form a plastic part with threads, the corresponding mold structure is relatively complicated. The threads on the plastic part are divided into internal threads and external threads, and in general, the internal threads are formed by a threaded core and the external threads are formed by a threaded ring.
At present, when the automatic thread demoulding mould is used for demoulding, in order to ensure the forming effect of threads, a workpiece needs to be tightly attached to the inner wall of a forming cavity, but the workpiece is difficult to smoothly release from the forming cavity, so that the automatic thread demoulding mould for the plastic part with multiple cavities in one mould is provided, and the technical problem provided by the method is solved.
SUMMERY OF THE UTILITY MODEL
The utility model provides a mould multicavity mould automatic take off screw thread mould is difficult to the smooth problem of following the molding cavity and deviating from in order to solve the work piece that above-mentioned background art provided.
In order to achieve the above purpose, the utility model adopts the following technical scheme:
a multi-cavity plastic piece automatic thread-removing die comprises a lower die holder and an upper die holder, wherein guide posts are welded on the upper surfaces of the left end and the right end of the lower die holder, buffer springs are sleeved outside the guide posts, a cavity is formed in the lower end of the lower die holder, a sliding plate is connected in the cavity in a sliding manner, a plurality of reset springs are uniformly and fixedly connected between the bottom surface of the sliding plate and the bottom surface of the cavity, a plurality of ejector rods are uniformly welded on the upper surface of the sliding plate, sliding rods are welded on the left end and the right end of the upper surface of the sliding plate, a plurality of forming cavities are uniformly formed in the upper surface of the lower die holder, a communicating groove is formed in the upper end between every two adjacent forming cavities, the upper die holder is connected to the upper end between the guide posts at the left end and the right end in a sliding manner, hydraulic cylinders are welded on the left end and the right end of the upper surface of the upper die holder, and the center of the upper surface of the upper die holder is connected with a motor through screws, the connecting rod has all been welded at both ends about the upper die base bottom surface, controls both ends lower extreme welding between the connecting rod has the apron, a plurality of injected hole has evenly been seted up to the upper surface of apron, the central authorities of apron rotate and are connected with the initiative pivot, the upper end pin joint of initiative pivot has the driving gear, the left and right sides at apron upper surface middle part all rotates and is connected with driven shaft, driven shaft's top pin joint has driven gear.
Furthermore, a plurality of the molding cavities are all positioned right above the cavity.
Furthermore, the slide bars at the left end and the right end are respectively positioned at the left side and the right side of the forming cavity, the upper ends of the slide bars penetrate through the lower die holder, and the slide bars are connected with the lower die holder in a sliding manner.
Furthermore, a plurality of ejector pins are all located at the left end and the right end between the slide bars, and a plurality of ejector pins are respectively located under a plurality of forming cavities, moreover the top of ejector pin runs through the inside of entering forming cavity, the slide bar is located the below of apron.
Further, the cover plate is attached to the upper surface of the lower die base, and external threads are formed in the outer circumferential surfaces of the lower ends of the driving rotating shaft and the driven rotating shaft.
Furthermore, the lower ends of the driving rotating shaft and the driven rotating shaft extend into the forming cavity.
Further, the grouting hole is located right above the communicating groove and communicated with the communicating groove.
Furthermore, the top of the driving rotating shaft penetrates through the upper surface of the upper die base, and the top of the driving rotating shaft is connected with a power output end of the motor.
Further, buffer spring sets up between die holder and upper die base, the driving gear flushes about with driven gear, and the driving gear meshes with driven gear.
Compared with the prior art, the utility model discloses the beneficial effect who realizes:
through the matching arrangement of the cover plate and the sliding plate, the hydraulic cylinder can drive the cover plate to ascend and descend through the upper die base, when the cover plate descends and is attached to the upper surface of the lower die base, the cover plate can extrude the sliding rod into the interior of the lower die base, the lower ends of the driving rotating shaft and the driven rotating shaft can extend into the interior of the forming cavity, the sliding plate can also descend to the lower end of the interior of the cavity, the ejector rod in the forming cavity can also slide to the bottommost part of the forming cavity, at the moment, slurry can be injected into the forming cavity, when a workpiece is formed in the forming cavity, the hydraulic cylinder drives the cover plate to ascend, the motor drives the driving rotating shaft and the driven rotating shaft to rotate, so that the rotating driving rotating shaft and the driven rotating shaft can unscrew the inner side of the workpiece, when the cover plate ascends, the reset spring jacks up the sliding plate by utilizing elasticity, and the ejector rod at the bottom of the forming cavity can eject the workpiece out of the forming cavity, therefore, the workpiece can be automatically ejected out of the forming cavity when the workpiece is unscrewed, and the machining efficiency of the workpiece is improved.
Drawings
Fig. 1 is a schematic view of the overall structure of the present invention.
Fig. 2 is a partially enlarged schematic view of a portion a of fig. 1 according to the present invention.
Fig. 3 is a schematic view of the overall structure of the utility model during demoulding.
In FIGS. 1-3: 1-a lower die holder, 101-a cavity, 102-a forming cavity, 103-a communicating groove, 2-a guide column, 3-a buffer spring, 4-a sliding plate, 5-a return spring, 6-a top rod, 7-a sliding rod, 8-an upper die holder, 9-a hydraulic cylinder, 10-a motor, 11-a connecting rod, 12-a cover plate, 1201-a grouting hole, 13-a driving rotating shaft, 14-a driven rotating shaft, 15-a driving gear and 16-a driven gear.
Detailed Description
The following description is provided for illustrative purposes, and other advantages and features of the present invention will become apparent to those skilled in the art from the following detailed description.
Please refer to fig. 1 to 3:
the utility model provides an automatic thread mould that takes off of piece is moulded to multicavity of a mould, including die holder 1 and upper die base 8, each part that following mould the piece automatic thread mould that takes off to a multicavity of a mould carries out the detailed description:
the upper surfaces of the left end and the right end of a lower die holder 1 are welded with guide posts 2, the outer part of each guide post 2 is sleeved with a buffer spring 3, the inner part of the lower end of the lower die holder 1 is provided with a cavity 101, the inner part of the cavity 101 is connected with a sliding plate 4 in a sliding way, a plurality of reset springs 5 are uniformly and fixedly connected between the bottom surface of the sliding plate 4 and the bottom surface of the inner part of the cavity 101, a plurality of ejector rods 6 are uniformly welded on the upper surface of the sliding plate 4, sliding rods 7 are welded on the left end and the right end of the upper surface of the sliding plate 4, a plurality of molding cavities 102 are uniformly arranged on the upper surface of the lower die holder 1, a communicating groove 103 is arranged at the upper end between every two adjacent molding cavities 102, an upper die holder 8 is slidably connected to the upper end between the guide posts 2 at the left end and the right end, hydraulic cylinders 9 are welded on the left end and the right end of the upper surface of the upper die holder 8, a motor 10 is connected to the center of the upper surface of the upper die holder 8 through screws, connecting rods 11 are welded at the left end and the right end of the bottom surface of the upper die holder 8, a cover plate 12 is welded at the lower end between the connecting rods 11 at the left end and the right end, a plurality of grouting holes 1201 are uniformly formed in the upper surface of the cover plate 12, a driving rotating shaft 13 is rotatably connected to the center of the cover plate 12, a driving gear 15 is connected to the upper end of the driving rotating shaft 13 in a pin joint mode, driven rotating shafts 14 are rotatably connected to the left side and the right side of the middle of the upper surface of the cover plate 12, and driven gears 16 are connected to the tops of the driven rotating shafts 14 in a pin joint mode;
specifically, a plurality of molding cavities 102 are positioned right above a cavity 101, slide bars 7 at the left end and the right end are respectively positioned at the left side and the right side of the molding cavities 102, the upper ends of the slide bars 7 penetrate through a lower die holder 1, the slide bars 7 are connected with the lower die holder 1 in a sliding manner, a plurality of ejector rods 6 are positioned between the slide bars 7 at the left end and the right end, the ejector rods 6 are respectively positioned right below the molding cavities 102, the tops of the ejector rods 6 penetrate into the molding cavities 102, a cover plate 12 is attached to the upper surface of the lower die holder 1, external threads are respectively arranged on the outer circumferential surfaces of the lower ends of a driving rotating shaft 13 and a driven rotating shaft 14, the lower ends of the driving rotating shaft 13 and the driven rotating shaft 14 extend into the molding cavities 102, a grouting hole 1201 is positioned right above a communicating groove 103 and communicated with the communicating groove 103, the top of the driving rotating shaft 13 penetrates through the upper surface of an upper die holder 8, and the top of the driving rotating shaft 13 is connected with a power output end of a motor 10, the buffer spring 3 is arranged between the lower die holder 1 and the upper die holder 8, the driving gear 15 is flush with the driven gear 16 left and right, and the driving gear 15 is meshed with the driven gear 16.
According to the above, the hydraulic cylinder 9 can push the upper die holder 8 to slide up and down on the guide rod 2, the buffer spring 3 on the guide rod 2 can play a role in damping and buffering, the upper die holder 8 can synchronously drive the cover plate 12 to move up and down, when the cover plate 12 moves down, the cover plate 12 can be attached to the upper surface of the lower die holder 1, the lower ends of the driving rotating shaft 13 and the driven rotating shaft 14 can respectively extend into the corresponding molding cavities 102, and when the cover plate 12 is attached to the surface of the lower die holder 1, the sliding rod 7 can be extruded into the lower die holder 1, the sliding plate 4 and the ejector rod 6 are synchronously driven to move down, the top of the ejector rod 6 can be attached to the bottom of the molding cavity 102, the reset spring 5 is extruded to generate elastic force, then slurry can be injected into the communicating groove 103 through the slurry injecting hole 1201, and then the slurry flows into each molding cavity 102 through the communicating groove 103, when the slurry cools, the workpiece is formed in the forming cavity 102;
when demoulding is needed, the hydraulic cylinder 9 drives the upper die holder 8 and the cover plate 12 to move upwards, the motor 10 drives the driving rotating shaft 13 to rotate, meanwhile, the driving rotating shaft 13 drives the driven rotating shaft 14 to rotate through the meshing of the driving gear 15 and the driven gear 16, then, in the lifting process of the cover plate 12, the rotating driving rotating shaft 13 and the driven rotating shaft 14 can perform thread removing on the inner side of a workpiece through external threads at the lower end, in addition, when the cover plate 12 lifts, the reset spring 5 utilizes the elastic force to jack the sliding plate 4 and the ejector rod 6 upwards, so the lifting ejector rod 6 can jack the workpiece in the forming cavity 102 upwards, the demoulding of the workpiece is assisted, and then, in the mode, the workpiece can also be automatically ejected from the forming cavity 102 when the workpiece is subjected to thread removing, and the processing efficiency of the workpiece is improved.
Finally, it should be noted that: the above embodiments are only preferred embodiments of the present invention to illustrate the technical solution of the present invention, but not to limit the technical solution, and the patent scope of the present invention is not limited; although the present invention has been described in detail with reference to the foregoing embodiments, it should be understood by those skilled in the art that: the technical solutions described in the foregoing embodiments may still be modified, or some or all of the technical features may be equivalently replaced; the modifications or the substitutions do not make the essence of the corresponding technical solutions depart from the scope of the technical solutions of the embodiments of the present invention; in addition, will the technical scheme of the utility model direct or indirect application is in other relevant technical field, all including on the same reason the utility model discloses an in the patent protection scope.

Claims (9)

1. The utility model provides an automatic thread mould that takes off of piece is moulded to a mould multicavity, includes die holder (1) and upper die base (8), its characterized in that:
the upper surfaces of the left end and the right end of the lower die holder (1) are respectively welded with a guide column (2), the outside of each guide column (2) is sleeved with a buffer spring (3), the inside of the lower end of the lower die holder (1) is provided with a cavity (101), the inside of each cavity (101) is connected with a sliding plate (4) in a sliding manner, a plurality of reset springs (5) are uniformly and fixedly connected between the bottom surface of each sliding plate (4) and the bottom surface of the inside of each cavity (101), a plurality of ejector rods (6) are uniformly welded on the upper surface of each sliding plate (4), sliding rods (7) are respectively welded at the left end and the right end of the upper surface of each sliding plate (4), a plurality of forming cavities (102) are uniformly formed on the upper surface of the lower die holder (1), and a communicating groove (103) is formed at the upper end between every two adjacent forming cavities (102);
the upper die holder (8) is connected with the upper end between the guide posts (2) at the left end and the right end in a sliding way, hydraulic cylinders (9) are welded at the left end and the right end of the upper surface of the upper die holder (8), the center of the upper surface of the upper die holder (8) is connected with a motor (10) through a screw, the left end and the right end of the bottom surface of the upper die holder (8) are respectively welded with a connecting rod (11), the lower end between the connecting rods (11) at the left end and the right end is welded with a cover plate (12), a plurality of grouting holes (1201) are uniformly formed in the upper surface of the cover plate (12), the center of the cover plate (12) is rotationally connected with a driving rotating shaft (13), the upper end of the driving rotating shaft (13) is pinned with a driving gear (15), the left side and the right side of the middle part of the upper surface of the cover plate (12) are rotatably connected with driven rotating shafts (14), and driven gears (16) are connected to the tops of the driven rotating shafts (14) in a pin joint mode.
2. A multi-cavity plastic part automatic unscrewing mold as defined in claim 1, wherein: the molding cavities (102) are all located right above the cavity (101).
3. A multi-cavity plastic part automatic unscrewing mold as defined in claim 2, wherein: the left and right ends of the sliding rod (7) are respectively positioned at the left and right sides of the forming cavity (102), the upper end of the sliding rod (7) penetrates through the lower die base (1), the sliding rod (7) is connected with the lower die base (1) in a sliding mode, and the sliding rod (7) is positioned below the cover plate (12).
4. A multi-cavity plastic part automatic unscrewing mold as defined in claim 3, wherein: the plurality of ejector rods (6) are positioned between the slide rods (7) at the left end and the right end, the plurality of ejector rods (6) are respectively positioned under the plurality of forming cavities (102), and the tops of the ejector rods (6) penetrate into the forming cavities (102).
5. A multi-cavity plastic part automatic unscrewing mold as defined in claim 1, wherein: the cover plate (12) is attached to the upper surface of the lower die holder (1), and external threads are formed in the outer circumferential surfaces of the lower ends of the driving rotating shaft (13) and the driven rotating shaft (14).
6. A multi-cavity plastic part automatic unscrewing mold as defined in claim 5, wherein: the lower ends of the driving rotating shaft (13) and the driven rotating shaft (14) extend into the forming cavity (102).
7. A multi-cavity plastic part automatic unscrewing mold as defined in claim 5, wherein: the grouting hole (1201) is positioned right above the communication groove (103), and the grouting hole (1201) is communicated with the communication groove (103).
8. A multi-cavity plastic part automatic unscrewing mold as defined in claim 1, wherein: the top of the driving rotating shaft (13) penetrates through the upper surface of the upper die holder (8), and the top of the driving rotating shaft (13) is connected with the power output end of the motor (10).
9. A multi-cavity plastic part automatic unscrewing mold as defined in claim 1, wherein: the buffer spring (3) is arranged between the lower die holder (1) and the upper die holder (8), the driving gear (15) and the driven gear (16) are horizontally flush, and the driving gear (15) is meshed with the driven gear (16).
CN202023260227.XU 2020-12-30 2020-12-30 Automatic thread mould that takes off of piece is moulded to a mould multicavity Active CN214726017U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN202023260227.XU CN214726017U (en) 2020-12-30 2020-12-30 Automatic thread mould that takes off of piece is moulded to a mould multicavity

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN202023260227.XU CN214726017U (en) 2020-12-30 2020-12-30 Automatic thread mould that takes off of piece is moulded to a mould multicavity

Publications (1)

Publication Number Publication Date
CN214726017U true CN214726017U (en) 2021-11-16

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Family Applications (1)

Application Number Title Priority Date Filing Date
CN202023260227.XU Active CN214726017U (en) 2020-12-30 2020-12-30 Automatic thread mould that takes off of piece is moulded to a mould multicavity

Country Status (1)

Country Link
CN (1) CN214726017U (en)

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GR01 Patent grant
GR01 Patent grant
TR01 Transfer of patent right

Effective date of registration: 20240618

Address after: 516123 Shangsha Road, Shangnan village, Yuanzhou Town, BOLUO County, Huizhou City, Guangdong Province

Patentee after: BOLUO Xinhe Plastic Electronics Co.,Ltd.

Country or region after: China

Address before: 215000 No. 82, Zhongta Road, Mudu Jinqiao Industrial Park, Wuzhong District, Suzhou City, Jiangsu Province

Patentee before: Suzhou kelda precision mould Co.,Ltd.

Country or region before: China