CN220903985U - Shaft sleeve forming die - Google Patents

Abstract

The utility model discloses a shaft sleeve forming die, which belongs to the field of dies and comprises a workbench, wherein a plurality of limiting rods are fixedly arranged on the right side of the upper end of the workbench, a lower half die is arranged on the right side of the upper end of the workbench, limiting jacks communicated with the lower half die are arranged at the four ends of the inner part of the lower half die, the limiting rods are arranged in the limiting jacks, the outer diameter of each limiting rod is matched with the inner diameter of each limiting jack, a vibration component is fixedly embedded on the left side of the upper end of the workbench, and is attached to the left outer wall of the lower half die.

Description

Shaft sleeve forming die

Technical Field

The utility model relates to the field of molds, in particular to a shaft sleeve forming mold.

Background

The shaft sleeve is a cylindrical mechanical part sleeved on the transmission shaft and is an integral part of the sliding bearing.

Chinese patent grant bulletin number: CN208664259U, which provides a shaft sleeve forming mold, has the advantages of simple structure and capability of forming a plurality of shaft sleeves at one time. In brief, the utility model is put on an injection molding machine, an upper die plate and a lower die plate are clamped, the upper die plate and the lower die plate are overlapped together, molten materials in the injection molding machine flow into a material channel from a material inlet, flow into each first molding hole from the material channel, and finally mold a shaft sleeve in the first molding holes.

The shaft sleeve forming die can simultaneously realize injection molding of a plurality of shaft sleeves, but because the shaft sleeves are solidified and molded in the annular grooves, the edges of the shaft sleeves are easy to be incomplete or the shaft sleeves are easy to crack during demolding, and the shaft sleeve demolding efficiency and the shaft sleeve forming quality are reduced.

Disclosure of utility model

1. Technical problem to be solved

Aiming at the problems existing in the prior art, the utility model aims to provide a shaft sleeve forming die, which can realize that a servo motor is started before demoulding by sleeving a lower half die on a workbench, and a plurality of vibration blocks are controlled to beat a lower half die, so that a shaft sleeve finished product is loosened in an injection molding groove, the shaft sleeve demoulding is facilitated, the forming quality and the demoulding efficiency of the shaft sleeve are improved, the damage to the finished product due to violent demoulding is avoided, and the functionality of the shaft sleeve forming die is improved.

2. Technical proposal

In order to solve the problems, the utility model adopts the following technical scheme.

The utility model provides a shaft sleeve forming die, includes the workstation, workstation upper end right side fixed mounting has a plurality of gag levers, the hypomere has been placed on workstation upper end right side, the inside four ends of hypomere all are provided with the spacing jack that link up with the hypomere, the gag lever levers sets up inside spacing jack, and the external diameter of gag lever levers and the internal diameter assorted of spacing jack, workstation upper end left side is fixed to be inlayed and is equipped with vibration subassembly, and vibration subassembly laminating hypomere left side outer wall. Through establishing the lower half die cover in the gag lever post outside, it is spacing with the lower half die through the gag lever post, start vibration subassembly and beat the lower half die, make the inside finished product of moulding plastics of lower half die become flexible, make things convenient for the drawing of patterns.

Furthermore, install the upper half mould above the lower half mould, upper half mould middle part is provided with the mouth of moulding plastics, and during the use, steerable upper half mould moves down to make upper half mould and lower half mould laminating to mould plastics in the lower half mould through the mouth of moulding plastics.

Further, the upper end in the lower half mould is provided with the die cavity, the die cavity lower extreme is provided with a plurality of injection molding grooves that link up with the die cavity, and during the use, the raw materials of moulding plastics finally get into a plurality of injection molding grooves to the cooling shaping in the injection molding groove.

Further, vibrations subassembly includes fixing base, servo motor, pivot, two turntables, the fixing base is installed in workstation upper end left side through fixed embedding mode, servo motor installs the upper end in the fixing base through fixed embedding mode, servo motor upper end middle part is provided with the output shaft, the pivot is installed in the output shaft upper end through fixed connection mode, two the turntables are all installed in the pivot outside through fixed mounting mode, the left side of turntable right side laminating hypomere, during the use, start servo motor, servo motor can drive two turntables and rotate simultaneously.

Further, the upper end the spacing groove has all been seted up to carousel both sides and lower extreme carousel front and back end, the equal movable mounting in spacing inslot shakes the piece, shake the piece and protruding in the carousel surface, the inboard fixedly connected with spring of shake piece, and the one end and carousel fixed connection of shake piece are kept away from to the spring, and during the use, the carousel is when rotating, and the shake piece of upper and lower end beats the hypomere repeatedly, makes hypomere vibrations.

3. Advantageous effects

Compared with the prior art, the utility model has the advantages that:

(1) This scheme can be realized through establishing the lower half die sleeve on the workstation, before the drawing of patterns, starts servo motor, and a plurality of vibrations pieces of control are beaten the lower half die, make the axle sleeve finished product become flexible in the groove of moulding plastics, and then make things convenient for the axle sleeve drawing of patterns, improve the shaping quality and the drawing of patterns efficiency of axle sleeve, avoid violent drawing of patterns to damage the finished product, improve axle sleeve forming die's functionality.

(2) Starting a servo motor, wherein the servo motor can drive two turntables to rotate simultaneously, and when the turntables rotate, the vibration blocks at the upper end and the lower end repeatedly knock the lower half mold to vibrate the lower half mold, so that the springs shrink in the knocking process, the vibration blocks are extruded and stored in the limiting grooves, and after knocking, the springs stretch to drive the vibration blocks to reset.

Drawings

FIG. 1 is a perspective view of a mold according to the present utility model;

FIG. 2 is a schematic diagram of a vibration assembly according to the present utility model;

FIG. 3 is a schematic view showing the connection state structure of the lower half mold and the workbench in the utility model.

The reference numerals in the figures illustrate:

1. A work table; 2. a lower mold half; 21. a mold cavity; 22. an injection molding groove; 23. limiting jack; 3. an upper mold half; 31. an injection molding port; 4. a vibration assembly; 41. a fixing seat; 42. a servo motor; 43. a rotating shaft; 44. a turntable; 441. a limit groove; 45. a vibrating block; 46. a spring; 5. and a limit rod.

Detailed Description

The technical solutions in the embodiments of the present utility model will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present utility model; it is apparent that the described embodiments are only some embodiments of the present utility model, not all embodiments, and that all other embodiments obtained by persons of ordinary skill in the art without making creative efforts based on the embodiments in the present utility model are within the protection scope of the present utility model.

In the description of the present utility model, it should be noted that the positional or positional relationship indicated by the terms such as "upper", "lower", "inner", "outer", "top/bottom", etc. are based on the positional or positional relationship shown in the drawings, are merely for convenience of describing the present utility model and simplifying the description, and do not indicate or imply that the apparatus 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 utility model. Furthermore, the terms "first," "second," and the like, are used for descriptive purposes only and are not to be construed as indicating or implying relative importance.

In the description of the present utility model, it should be noted that, unless explicitly specified and limited otherwise, the terms "mounted," "configured to," "engaged with," "connected to," and the like are to be construed broadly, and may be either fixedly connected, detachably connected, or integrally connected, for example; can be mechanically or electrically connected; can be directly connected or indirectly connected through an intermediate medium, and can be communication between two elements. The specific meaning of the above terms in the present utility model will be understood in specific cases by those of ordinary skill in the art.

Example 1:

please refer to fig. 1 and 3, a shaft sleeve forming die, including workstation 1, workstation 1 upper end right side fixed mounting has a plurality of gag lever posts 5, and lower half mould 2 has been placed on workstation 1 upper end right side, and lower half mould 2 inside four ends all are provided with the spacing jack 23 that link up with lower half mould 2, and gag lever post 5 sets up inside spacing jack 23, and the external diameter of gag lever post 5 and the internal diameter assorted of spacing jack 23, and workstation 1 upper end left side is fixed to be inlayed and is equipped with vibration subassembly 4, and vibration subassembly 4 laminating lower half mould 2 left side outer wall. Through establishing the cover of lower half mould 2 in the gag lever post 5 outside, it is spacing with lower half mould 2 through gag lever post 5, start vibration subassembly 4 can beat lower half mould 2, makes the inside finished product of moulding plastics of lower half mould 2 become flexible, makes things convenient for the drawing of patterns.

Referring to fig. 1, an upper mold half 3 is installed above a lower mold half 2, an injection port 31 is provided in the middle of the upper mold half 3, and when in use, the upper mold half 3 can be controlled to move downward, so that the upper mold half 3 is attached to the lower mold half 2, and injection is performed into the lower mold half 2 through the injection port 31.

The upper end in the lower half mould 2 is provided with die cavity 21, and the die cavity 21 lower extreme is provided with a plurality of injection molding grooves 22 that link up with die cavity 21, and during the use, the raw materials of moulding plastics finally get into a plurality of injection molding grooves 22 to in injection molding groove 22 cooling shaping, form final finished product axle sleeve.

Referring to fig. 1-2, the vibration assembly 4 includes a fixing seat 41, a servo motor 42, a rotating shaft 43, and two turntables 44, the fixing seat 41 is installed on the left side of the upper end of the workbench 1 in a fixed embedding manner, the servo motor 42 is installed on the upper end in the fixing seat 41 in a fixed embedding manner, an output shaft is arranged in the middle of the upper end of the servo motor 42, the rotating shaft 43 is installed on the upper end of the output shaft in a fixed connection manner, the two turntables 44 are installed on the outer side of the rotating shaft 43 in a fixed installation manner, the right side of the turntables 44 is attached to the left side of the lower half mold 2, and when the vibration assembly is used, the servo motor 42 is started to drive the two turntables 44 to rotate simultaneously.

Limiting grooves 441 are formed in two sides of the upper end rotating disc 44 and the front end and the rear end of the lower end rotating disc 44, vibration blocks 45 are movably mounted in the limiting grooves 441, the vibration blocks 45 are protruded on the surface of the rotating disc 44, springs 46 are fixedly connected to the inner sides of the vibration blocks 45, one ends of the springs 46, which are far away from the vibration blocks 45, are fixedly connected with the rotating disc 44, when the rotary disc 44 is used, the vibration blocks 45 at the upper end and the lower end repeatedly knock the lower half mould 2, so that the lower half mould 2 vibrates, the springs 46 shrink in the knocking process, the vibration blocks 45 are extruded and stored in the limiting grooves 441, and after knocking, the springs 46 stretch to drive the vibration blocks 45 to reset.

The working principle of the utility model is as follows: the die is connected with a power supply, the lower half die 2 is sleeved outside the limiting rod 5, and the lower half die 2 is limited through the limiting rod 5. The left side of carousel 44 right side laminating hypomere 2 starts servo motor 42, and servo motor 42 can drive two carousels 44 and rotate simultaneously, and the vibrations piece 45 of upper and lower end is strikeed hypomere 2 repeatedly, makes hypomere 2 vibrations, and in the process of beating, spring 46 shrink, vibrations piece 45 receive the extrusion to accomodate the spacing groove 441 inside, beat the back, and spring 46 stretches and drives vibrations piece 45 and reset. When moulding plastics, the striking of vibration subassembly 4 can eliminate the bubble in the thick liquids, reduces the inside bubble of finished product, and then improves the quality of axle sleeve, and when the finished product drawing of patterns, the striking of vibration subassembly 4 makes the finished product of moulding plastics of bottom half 2 inside become flexible, convenient drawing of patterns.

The above description is only of the preferred embodiments of the present utility model; the scope of the utility model is not limited in this respect. Any person skilled in the art, within the technical scope of the present disclosure, may apply to the present utility model, and the technical solution and the improvement thereof are all covered by the protection scope of the present utility model.

Claims (6)

1. The utility model provides a shaft sleeve forming die, includes workstation (1), its characterized in that: the utility model discloses a workbench, including workstation (1), lower half mould (2) have been placed on workstation (1) upper end right side, lower half mould (2) inside four ends all are provided with spacing jack (23) that link up with lower half mould (2), gag lever post (5) set up inside spacing jack (23), and the external diameter of gag lever post (5) and the internal diameter phase-match of spacing jack (23), workstation (1) upper end left side is fixedly inlayed and is equipped with vibrations subassembly (4), and vibrations subassembly (4) laminating lower half mould (2) left side outer wall.

2. The bushing forming die of claim 1, wherein: an upper half die (3) is arranged above the lower half die (2), and an injection molding opening (31) is formed in the middle of the upper half die (3).

3. The bushing forming die of claim 1, wherein: the upper end in the lower half mould (2) is provided with a mould cavity (21), and the lower end of the mould cavity (21) is provided with a plurality of injection grooves (22) communicated with the mould cavity (21).

4. The bushing forming die of claim 1, wherein: the vibration assembly (4) comprises a fixed seat (41), a servo motor (42), a rotating shaft (43) and two turntables (44), wherein the fixed seat (41) is arranged on the left side of the upper end of the workbench (1) in a fixed embedding mode, the servo motor (42) is arranged on the upper end in the fixed seat (41) in a fixed embedding mode, an output shaft is arranged in the middle of the upper end of the servo motor (42), the rotating shaft (43) is arranged on the upper end of the output shaft in a fixed connection mode, and the two turntables (44) are arranged on the outer side of the rotating shaft (43) in a fixed mounting mode.

5. The bushing forming die of claim 4, wherein: the right sides of the two turntables (44) are attached to the left side of the lower half die (2).

6. The bushing forming die of claim 5, wherein: limiting grooves (441) are formed in the upper end of the rotary table (44) at two sides and the front end and the rear end of the rotary table (44) at the lower end, vibration blocks (45) are movably mounted in the limiting grooves (441), the vibration blocks (45) are protruded on the surface of the rotary table (44), springs (46) are fixedly connected to the inner sides of the vibration blocks (45), and one ends, far away from the vibration blocks (45), of the springs (46) are fixedly connected with the rotary table (44).