CN217021272U - Injection mold is used in sealing washer production - Google Patents

Abstract

The utility model discloses an injection mold for producing a sealing ring, which comprises a workbench, a lower mold seat arranged above the workbench and a demolding device used for ejecting a formed sealing ring out, wherein the bottom of the workbench is provided with a fixed seat, the demolding device comprises a motor, a rotating shaft connected with the output end of the motor, a driving gear arranged on the rotating shaft, two driven gears meshed with the driving gear, two rotating rods in threaded connection with the inside of the fixed seat and a fixed plate movably connected with one end of each rotating rod, the motor is positioned above the fixed seat, the inside of the lower mold seat is provided with a mold cavity, and a top ring is arranged above the fixed plate. The demolding is convenient, and the working efficiency is improved.

Description

Injection mold is used in sealing washer production

Technical Field

The utility model belongs to the technical field of injection molding, and particularly relates to an injection mold for producing a sealing ring.

Background

The sealing washer mainly makes it inseparable with sealed position contact, prevents gas leakage, weeping, also has slowly presses, takes precautions against earthquakes, locking effect of moving, and the sealing washer is when producing mainly with the plastic raw materials injection mould under the molten condition, and the problem that prior art exists is: the sealing ring after injection molding is not easy to take out, and only one sealing ring can be injection molded at a time, so that the working efficiency is influenced.

SUMMERY OF THE UTILITY MODEL

Aiming at the problems in the prior art, the utility model provides an injection mold for producing a sealing ring, which has the advantages of being capable of ejecting a formed sealing ring, facilitating demolding and improving the working efficiency, and solves the problems that the existing injection-molded sealing ring is not easy to take out, and only one sealing ring can be injection-molded at a time, so that the working efficiency is influenced.

The utility model is realized in such a way that an injection mold for producing a sealing ring comprises a workbench, a lower mold seat arranged above the workbench and a demolding device used for ejecting a formed sealing ring out, wherein the bottom of the workbench is provided with a fixed seat, the demolding device comprises a motor, a rotating shaft connected with the output end of the motor, a driving gear arranged on the rotating shaft, two driven gears meshed with the driving gear, two rotating rods in threaded connection with the inside of the fixed seat and a fixed plate movably connected with one end of each rotating rod, the motor is positioned above the fixed seat, a mold cavity is arranged inside the lower mold seat, a top ring is arranged above the fixed plate, and a top plate is arranged above the top ring.

Preferably, the workbench is provided with a hydraulic rod, one end of the hydraulic rod is provided with a connecting plate, an upper module is arranged below the connecting plate, a movable die matched with the die cavity is arranged below the upper module, an injection tube is arranged inside the upper module, and one end of the injection tube extends to the upper part of the connecting plate.

Preferably, the lower die holder is internally provided with an injection molding groove, the injection molding groove is internally provided with an injection molding hole, and the injection molding hole is communicated with the die cavity.

Preferably, a limiting rod is arranged below the connecting plate, and a limiting groove matched with the limiting rod is arranged above the lower die base.

Preferably, the spring is arranged in the limiting groove, the other end of the spring is provided with a sliding plate, and the sliding plate is movably connected with the limiting groove.

Preferably, the inner wall of the bottom of the die cavity is provided with a groove, and the top plate is movably connected with the groove.

Compared with the prior art, the utility model has the following beneficial effects:

1. the utility model has the advantages that the formed sealing ring can be ejected out, the demoulding is convenient and the working efficiency is improved by matching the workbench, the lower die holder, the demoulding device, the fixed seat, the motor, the rotating shaft, the driving gear, the driven gear, the rotating rod, the fixed plate, the die cavity, the top ring and the top plate.

2. According to the utility model, by arranging the hydraulic rod, the connecting plate, the upper die block, the movable die and the injection tube in a matched manner, the upper die block can drive the movable die to extend into the die cavity, so that the movable die and the die cavity are closed, and the sealing ring is conveniently subjected to injection molding.

3. The injection molding groove and the injection molding hole are matched for use, so that raw materials at the injection position in the injection pipe in a molten state can conveniently enter the mold cavity through the injection molding hole.

4. According to the utility model, through the matching use of the limiting rod and the limiting groove, when the upper module is pressed into the lower die holder, the upper module and the lower die holder are connected more tightly, so that the injection molding quality is improved.

5. According to the utility model, through the matched use of the spring and the sliding plate, when the limiting rod is inserted into the limiting groove, the limiting rod is contacted with the sliding plate to downwards extrude the spring, and the limiting rod is buffered through the spring, so that the damage of the limiting rod caused by the direct contact of the limiting rod and the bottom of the limiting groove is avoided.

6. According to the utility model, the top plate can be positioned in the groove by arranging the groove, so that the uppermost part of the top plate is flush with the lowermost part of the mold cavity, thereby facilitating the injection molding quality of the sealing ring.

Drawings

FIG. 1 is a schematic isometric view of an embodiment of the present invention;

FIG. 2 is a right side view provided by an embodiment of the present invention;

FIG. 3 is a schematic cross-sectional view taken along line A-A of FIG. 2 according to an embodiment of the present invention;

FIG. 4 is a schematic cross-sectional view taken along line B-B of FIG. 2 according to an embodiment of the present invention;

FIG. 5 is a schematic cross-sectional view taken along line C-C of FIG. 2 according to an embodiment of the present invention;

fig. 6 is an enlarged schematic view of a structure shown in fig. 4 according to an embodiment of the present invention.

In the figure: 1. a work table; 101. a lower die holder; 102. a fixed seat; 103. a motor; 104. a rotating shaft; 105. a driving gear; 106. a driven gear; 107. a rotating rod; 108. a fixing plate; 109. a mold cavity; 110. a top ring; 111. a top plate; 2. a hydraulic rod; 201. a connecting plate; 202. an upper module; 203. moving the mold; 204. an injection tube; 3. injection molding a groove; 301. injection molding holes; 4. a limiting rod; 401. a limiting groove; 5. a spring; 501. a sliding plate; 6. and (4) a groove.

Detailed Description

For further understanding of the contents, features and effects of the utility model, the following examples are given in conjunction with the accompanying drawings.

The structure of the present invention will be described in detail below with reference to the accompanying drawings.

As shown in fig. 1 to 6, an injection mold for producing a seal ring according to an embodiment of the present invention includes a workbench 1, a lower mold base 101 disposed above the workbench 1, and a demolding device for ejecting a formed seal ring, where the bottom of the workbench 1 is provided with a fixed base 102, the demolding device includes a motor 103, a rotating shaft 104 connected to an output end of the motor 103, a driving gear 105 disposed on the rotating shaft 104, two driven gears 106 engaged with the driving gear 105, two rotating rods 107 connected to an inside of the fixed base 102 by a thread, and a fixed plate 108 movably connected to one end of the rotating rod 107, the motor 103 is located above the fixed base 102, a mold cavity 109 is disposed inside the lower mold base 101, a top ring 110 is disposed above the fixed plate 108, and a top plate 111 is disposed above the top ring 110.

Referring to fig. 3, a hydraulic rod 2 is arranged on the worktable 1, a connecting plate 201 is arranged at one end of the hydraulic rod 2, an upper mold block 202 is arranged below the connecting plate 201, a movable mold 203 matched with the mold cavity 109 is arranged below the upper mold block 202, an injection tube 204 is arranged inside the upper mold block 202, and one end of the injection tube 204 extends to the upper side of the connecting plate 201.

Adopt above-mentioned scheme: through the cooperation that sets up hydraulic stem 2, connecting plate 201, go up module 202, movable mould 203 and injection tube 204 and use, can make and go up module 202 and drive movable mould 203 and stretch into inside the die cavity 109, make movable mould 203 and die cavity 109 closed to the convenience is with sealing washer injection moulding.

Referring to fig. 5, an injection molding groove 3 is formed in the lower die holder 101, an injection molding hole 301 is formed in the injection molding groove 3, and the injection molding hole 301 is communicated with the die cavity 109.

Adopt above-mentioned scheme: through the cooperation of the injection molding groove 3 and the injection molding hole 301, raw materials in a molten state at the injection position in the injection pipe 204 can conveniently enter the mold cavity 109 through the injection molding hole 301.

Referring to fig. 3, a limiting rod 4 is arranged below the connecting plate 201, and a limiting groove 401 matched with the limiting rod 4 is arranged above the lower die holder 101.

Adopt above-mentioned scheme: through the cooperation that sets up gag lever post 4 and spacing groove 401 and use, when can making last module 202 impress in the die holder 101, it is inseparabler that last module 202 is connected with die holder 101 to improve the quality of moulding plastics.

Referring to fig. 3, a spring 5 is arranged inside the limit groove 401, and a sliding plate 501 is arranged at the other end of the spring 5, and the sliding plate 501 is movably connected with the limit groove 401.

The scheme is adopted: through setting up spring 5 and sliding plate 501's cooperation use, when can making gag lever post 4 insert spacing groove 401, gag lever post 4 extrudees spring 5 downwards with sliding plate 501 contact, cushions gag lever post 4 through spring 5, avoids gag lever post 4 and 401 bottom direct contact to lead to gag lever post 4 to damage.

Referring to fig. 6, a groove 6 is formed on the inner wall of the bottom of the mold cavity 109, and the top plate 111 is movably connected with the groove 6.

The scheme is adopted: through setting up recess 6, can make roof 111 be located inside recess 6, make the below of the top of roof 111 and die cavity 109 flush mutually to be convenient for sealing washer injection moulding's quality.

The working principle of the utility model is as follows:

when the injection molding machine is used, the hydraulic rod 2 drives the connecting plate 201 to descend, so that the upper module 202 is pressed into the lower die holder 101, the limiting rod 4 is inserted into the limiting groove 401, the upper module 202 and the lower die holder 101 are connected more tightly, the spring 5 buffers the limiting rod 4, the situation that the limiting rod 4 is damaged due to the fact that the limiting rod 4 is in direct contact with the bottom of the limiting groove 401 is avoided, the injection tube 204 injects molten raw materials into the injection molding groove 3, the raw materials flow into the die cavity 109 through the injection molding hole 301, after the injection molding of the sealing ring, the hydraulic rod 2 drives the connecting plate 201 to ascend, the starting motor 103 drives the rotating shaft 104 to rotate, the rotating shaft 104 drives the driving gear 105 to rotate, the driving gear 105 drives the two driven gears 106 to rotate, the two driven gears 106 drive the two rotating rods 107 to rotate on the fixing base 102, one end of the rotating rod 107 is in threaded connection with the fixing base 102, and the other end of the rotating rod 107 is movably connected with the fixing base 102, therefore, the rotating rod 107 rises to drive the fixing plate 108 to rise, the fixing plate 108 drives the top ring 110 and the top plate 111 to move upwards, and the sealing ring formed in the mold cavity 109 is ejected through the top plate 111, so that the sealing ring is convenient to take.

In conclusion: this injection mold is used in sealing washer production, through setting up workstation 1, die holder 101, shedder, fixing base 102, motor 103, pivot 104, driving gear 105, driven gear 106, bull stick 107, fixed plate 108, die cavity 109, the cooperation of top ring 110 and roof 111 is used, it can be ejecting with the sealing washer after the shaping to possess, the drawing of patterns of being convenient for, the advantage of improvement work efficiency, the sealing washer after having solved current injection moulding is difficult for taking out, and can only injection moulding a sealing washer at every turn, influence work efficiency's problem.

It is noted that, herein, relational terms such as first and second, and the like may be used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Also, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the utility model, the scope of which is defined in the appended claims and their equivalents.

Claims (6)

1. The utility model provides an injection mold is used in sealing washer production, includes workstation (1), locates die holder (101) of workstation (1) top and is used for carrying out ejecting shedder with the shaping sealing washer, its characterized in that: the bottom of workstation (1) is equipped with fixing base (102), shedder includes motor (103), pivot (104) that is connected with motor (103) output, locates driving gear (105) on pivot (104), two driven gear (106) with driving gear (105) engaged with, threaded connection in fixing base (102) inside two bull stick (107) and with bull stick (107) one end swing joint's fixed plate (108), motor (103) are located the top of fixing base (102), die cavity (109) have been seted up to the inside of die holder (101), the top of fixed plate (108) is equipped with apical ring (110), the top of apical ring (110) is equipped with roof (111).

2. The injection mold for producing a seal ring according to claim 1, wherein: be equipped with hydraulic stem (2) on workstation (1), the one end of hydraulic stem (2) is equipped with connecting plate (201), the below of connecting plate (201) is equipped with module (202), the below of going up module (202) is equipped with movable mould (203) with die cavity (109) matched with, the inside of going up module (202) is equipped with injection pipe (204), just the one end of injection pipe (204) extends to the top of connecting plate (201).

3. The injection mold for producing a seal ring according to claim 1, wherein: the injection molding device is characterized in that an injection molding groove (3) is formed in the lower die holder (101), an injection molding hole (301) is formed in the injection molding groove (3), and the injection molding hole (301) is communicated with the die cavity (109).

4. The injection mold for producing a seal ring according to claim 2, wherein: a limiting rod (4) is arranged below the connecting plate (201), and a limiting groove (401) matched with the limiting rod (4) is arranged above the lower die holder (101).

5. The injection mold for producing the seal ring according to claim 4, wherein: the spring (5) is arranged in the limiting groove (401), the sliding plate (501) is arranged at the other end of the spring (5), and the sliding plate (501) is movably connected with the limiting groove (401).

6. The injection mold for producing the seal ring according to claim 1, wherein: the die cavity is characterized in that a groove (6) is formed in the inner wall of the bottom of the die cavity (109), and the top plate (111) is movably connected with the groove (6).

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