CN210525713U - Injection mold of high-speed rotating part - Google Patents

Abstract

The utility model discloses an injection mold of a high-speed rotating part, which comprises a bottom plate, wherein the bottom plate is provided with a sizing block, the middle part of the bottom plate is provided with a top roller hole, the bottom plate is provided with a push plate, the sizing block is provided with a backing plate, the bottom plate is provided with a support column, the bottom plate is provided with a reset rod, the lower side of the backing plate on the upper side of the push plate is movably provided with a reset spring outside the reset rod, the upper side of the push plate is provided with a limit column, the backing plate is provided with a lower template, the lower template is internally provided with a lower mold core, the lower template is provided with an upper template, the upper mold core is arranged in the upper template, the middle part of the upper mold core is provided with a sprue channel, the push plate is provided with a group of thimbles, the upper template is provided with a runner plate, the lower side, the inner pouring channel of the main nozzle body is communicated with the inner flow channel of the flow channel plate, and a positioning ring is fixedly arranged at the position, located on the main nozzle body, of the top plate.

Description

Injection mold of high-speed rotating part

Technical Field

The utility model relates to an injection mold especially relates to an injection mold of high-speed rotating parts.

Background

In market application, high-speed rotating part need ensure self quality and distribute evenly around rotatory axle center, thereby ensure its place mechanism job stabilization, if its mass distribution is inhomogeneous then can lead to rotating part to produce vibrations in work, not only produce very big noise, more can reduce the life of part, thereby manufacturing cost has been increased, current rotating part is mostly moulded plastics by injection mold and is come, its injection mold primary structure includes the cope match-plate pattern, go up mould benevolence, lower bolster and lower mould benevolence, specific mechanism can refer to the technical scheme that patent number 201820014516.5 announced, although its technique can satisfy the manufacturing of current rotating part but the equilibrium of the rotating part mass distribution who obtains is slightly scarce.

SUMMERY OF THE UTILITY MODEL

The utility model discloses the technical problem that will solve is: the injection mold of the high-speed rotating part can ensure high balance of workpieces.

For solving the technical problem, the utility model discloses the technical scheme who adopts does: an injection mold of a high-speed rotating part comprises a bottom plate which is horizontally arranged, wherein two sides of the bottom plate are fixedly provided with sizing blocks in parallel, the middle part of the bottom plate is provided with a top roller hole, a push plate is horizontally and movably arranged between the sizing blocks on the bottom plate, a push plate is horizontally and fixedly arranged on the push plate, a backing plate is horizontally and fixedly arranged on the sizing blocks, a support column is vertically and fixedly arranged on the bottom plate, the support column movably penetrates through the push plate and the push plate, so that the top end of the support column is contacted with the bottom of the backing plate, a reset rod is vertically and fixedly arranged on the bottom plate, the reset rod movably penetrates through the push plate and the push plate, the top end of the reset rod is contacted with the bottom of the backing plate, a reset spring is movably arranged on the lower side of the backing plate on the push plate and outside the reset rod, a group of limit columns for limiting the stroke of the push plate is fixedly arranged on the upper side of the, the lower bolster is improved level activity and is equipped with the cope match-plate pattern, and the cope match-plate pattern internal fixation is equipped with mould benevolence, goes up mould benevolence middle part and has seted up only runner mouth, all offers in cope match-plate pattern and the cope match-plate pattern to be used for cooling off the work piece and the water course that link up each other, goes up mould benevolence and constitutes the mould die cavity with lower mould benevolence, push away on the shroud plate around the even vertical fixation in mould die cavity axle center and be equipped with a set of thimble, push pedal, backing plate and lower mould benevolence are worn to establish by the thimble, the fixed runner welt that is equipped with of cope match-plate pattern upper level, the fixed nozzle that is equipped with of runner welt in the runner welt, the fixed nozzle that is link up with the runner plate internal runner of runner, lie in the fixed holding ring that is equipped with of main.

As a preferred scheme, the bottom plate is fixedly provided with a garbage nail for preventing the bottom plate from being adhered to the cover pushing plate.

As a preferred scheme, a lower mold core insert pin is fixedly arranged in the lower mold core, the lower mold core insert pin penetrates through the lower mold core and contacts with the bottom of the upper mold core, an upper mold core insert is fixedly arranged at the center of the upper mold core, and a gate opening is formed in the upper mold core insert.

The utility model has the advantages that: at first because will water the mouth and set up in the position that corresponds work piece middle part axis, the annular feeding makes the material feeding even and do not have the fusion seam for product mass distribution is even, has splendid dynamic balance performance in high-speed moving, and all set up the water course of cooling work piece in upper die benevolence and the lower die benevolence, ensures that the work piece cooling is quick, and guarantees that the product after the cooling can not warp. In addition, the ejector pins are uniformly distributed around the axis of the workpiece, so that the workpiece can be stably ejected by the ejector pins during demolding, and the workpiece is prevented from being deformed. The balance type of the product is ensured through the three aspects, so that the product can reach good dynamic balance in the using process, and the requirement of high-speed rotation is met.

Because the garbage nails are fixedly arranged on the bottom plate, a gap can be kept between the push covering plate and the bottom plate, and the two plates are prevented from being adhered.

When the die is used for manufacturing a workpiece, the sprue channel and the workpiece hole are most prone to causing problems, because the lower die core insert pin is fixedly arranged in the lower die core and the upper die core insert is fixedly arranged at the center of the upper die core, the lower die core insert pin or the upper die core insert can be directly replaced after the problems occur, the whole upper die core or the lower die core is prevented from being replaced, and therefore the cost is saved.

Drawings

Fig. 1 is a schematic main sectional structure diagram of the present invention.

Fig. 2 is a schematic side sectional structural view of the present invention.

In fig. 1 to 2: 1. the novel garbage can comprises a base plate, 2 parts of a sizing block, 3 parts of a top roller hole, 4 parts of a pushing plate, 5 parts of a garbage nail, 6 parts of a pushing plate, 7 parts of a backing plate, 8 parts of a supporting column, 9 parts of a reset rod, 10 parts of a reset spring, 11 parts of a limiting column, 12 parts of a lower template, 13 parts of a lower die core, 14 parts of a water channel, 15 parts of a lower die core insert pin, 16 parts of an upper template, 17 parts of an upper die core, 18 parts of an upper die core insert, 19 parts of an ejector pin, 20 parts of a flow channel lining plate, 21 parts of a flow channel plate, 22 parts of a nozzle, 23.

Detailed Description

The following describes in detail a specific embodiment of the present invention with reference to the drawings.

As shown in fig. 1-2, an injection mold of high-speed rotating part, bottom plate 1 including the level setting, 1 both sides of bottom plate are fixed being equipped with paralleling and are equipped with paralleling 2, and top roller hole 3 has been seted up at 1 middle part of bottom plate, and 2 horizontal activities of paralleling are equipped with on the bottom plate 1 and push away shroud plate 4, and fixed being equipped with on the bottom plate 1 is used for preventing bottom plate 1 and the rubbish nail 5 of pushing away 4 adhesions of shroud plate, pushes away the fixed push pedal 6 that is equipped with of 4 levels of shroud plate, 2 levels of paralleling are fixed being equipped with backing plate 7, the vertical fixation is equipped with support column 8 on the bottom plate 1, and 8 activities of support column are worn to establish and are.

Perpendicular fixed is equipped with release link 9 on bottom plate 1, and release link 9 activity is worn to establish push pedal 6 and is pushed away shroud plate 4, and the 9 top of release link contacts with 7 bottoms of backing plate, 5 upside backing plates downside of push pedal and 9 outside activities in the release link are equipped with reset spring 10, and 5 upsides of push pedal are fixed and are equipped with the spacing post 11 of a set of restriction push pedal 5 strokes, the fixed lower bolster 12 that is equipped with of backing plate 7 upper level, the lower bolster 12 internal fixation is equipped with lower mould benevolence 13, all offers in lower mould benevolence 13 and the backing plate 7 to be used for the cooling workpiece and the water course 14 that link up each other, 13 internal fixation in lower mould benevolence is equipped with lower.

The horizontal activity is equipped with cope match-plate pattern 16 on the lower bolster 12, and the cope match-plate pattern 16 internal fixation is equipped with mould benevolence 17, the lower mould benevolence is inlayed needle 14 and is worn to establish lower mould benevolence 13 and with the contact of last mould benevolence 17 bottom, goes up the fixed mould benevolence mold insert 18 that is equipped with of mould benevolence 17 middle part department, has seted up the runner mouth in the last mould benevolence mold insert 18, all offers in cope match-plate pattern 16 and the last mould benevolence 17 to be used for cooling down the work piece and the water course 14 that link up each other, goes up mould benevolence 17 and lower mould benevolence 13 and constitutes the mould die cavity, push away on the shroud plate 4.

The runner liner plate 20 is horizontally and fixedly arranged on the upper template 16, the runner plate 21 is fixedly arranged in the runner liner plate 20, the nozzle 22 is fixedly arranged on the lower side of the runner plate 21, the nozzle 22 is communicated with a pouring port in the upper mold core insert 18 in the upper template 16, the top plate 22 is horizontally and fixedly arranged on the upper side of the runner liner plate 20, the main nozzle body 23 is fixedly arranged in the middle of the top plate 22, the pouring channel in the main nozzle body 23 is communicated with the runner in the runner plate 21, and the positioning ring 24 is fixedly arranged at the position, located on the top plate 22, of the main nozzle body 23.

When in work: in a mold closing state, materials are heated and melted by a main nozzle body 23 and then are fed into a runner plate 21 in a runner lining plate 20, the runner plate 21 feeds the materials in a melting state into a mold cavity formed by an upper mold core 17 and a lower mold core 15 through a nozzle 22, the materials are fed into the mold cavity through a pouring gate at the axis of an upper mold core insert 18, after the materials are completely injected, the nozzle 22 is closed, cooling water is injected into a water channel 14, so that the workpiece is rapidly cooled, the mold is opened after the workpiece is cooled, a jacking roller (not shown in the figure) pushes the workpiece out through jacking and pushing a covering plate 4 and then through thimbles 19 uniformly distributed around the axis of the workpiece, an operator takes out the workpiece and closes the mold, and the work is finished.

The above-mentioned embodiments are merely illustrative of the principles and effects of the present invention, and some embodiments may be used, and are not intended to limit the present invention; it should be noted that, for those skilled in the art, without departing from the inventive concept, several changes and modifications can be made, which are within the scope of the present invention.

Claims (3)

1. The utility model provides an injection mold of high-speed rotating part which characterized in that: the cooling device comprises a bottom plate which is horizontally arranged, wherein two sides of the bottom plate are fixedly provided with sizing blocks in parallel, the middle part of the bottom plate is provided with a top roller hole, a push plate is horizontally and movably arranged between the sizing blocks on the bottom plate, a push plate is horizontally and fixedly arranged on the push plate, a backing plate is horizontally and fixedly arranged on the sizing blocks, a support column is vertically and fixedly arranged on the bottom plate, the support column movably penetrates through the push plate and the push plate, so that the top end of the support column is contacted with the bottom of the backing plate, a reset rod is vertically and fixedly arranged on the bottom plate, the reset rod movably penetrates through the push plate and the push plate, the top end of the reset rod is contacted with the bottom of the backing plate, a reset spring is movably arranged on the lower side of the backing plate on the push plate and outside the reset rod, a group of limit columns for limiting the stroke of the push plate is fixedly arranged on the upper side, the lower bolster is improved level activity and is equipped with the cope match-plate pattern, and the cope match-plate pattern internal fixation is equipped with mould benevolence, goes up mould benevolence middle part and has seted up only runner mouth, all offers in cope match-plate pattern and the cope match-plate pattern to be used for cooling off the work piece and the water course that link up each other, goes up mould benevolence and constitutes the mould die cavity with lower mould benevolence, push away on the shroud plate around the even vertical fixation in mould die cavity axle center and be equipped with a set of thimble, push pedal, backing plate and lower mould benevolence are worn to establish by the thimble, the fixed runner welt that is equipped with of cope match-plate pattern upper level, the fixed nozzle that is equipped with of runner welt in the runner welt, the fixed nozzle that is link up with the runner plate internal runner of runner, lie in the fixed holding ring that is equipped with of main.

2. An injection mold for a high speed rotating part according to claim 1, wherein: the bottom plate is fixedly provided with a garbage nail for preventing the bottom plate from being adhered to the cover plate.

3. An injection mold for a high speed rotating part according to claim 1, wherein: the lower mould benevolence internal fixation is equipped with the lower mould benevolence and inlays the needle, and the lower mould benevolence is inlayed the needle and is worn to establish the lower mould benevolence and contact with last mould benevolence bottom, goes up the fixed mould benevolence mold insert that is equipped with in mould benevolence center department, goes up to open and has seted up the gate opening in the mould benevolence mold insert.

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