TWM546302U - Rubber sole injection molding device - Google Patents

Description

Rubber sole injection molding device

The present invention relates to an injection molding apparatus, and more particularly to a rubber sole injection molding apparatus.

There is an injection molding apparatus for molding a rubber sole, which can perform a projecting operation on a mold unit, the mold unit including at least a lower mold and at least one upper mold. The injection molding apparatus comprises a base, a lower die base disposed above the base and configured for the lower die set, an upper die base disposed above the lower die base, and a fixed die holder a sprue die holder of the upper mold setting position, a driving pressure cylinder capable of driving the lower mold base to approach or away from the sprue mold base, and a driving mold cylinder mounted on the upper mold base and passing through the sprue mold A projecting unit that shoots the mold. In addition, between the lower mold base and the lower mold, a lower heat insulation board and a lower heating board are sequentially installed from bottom to top, and the top and bottom are also sequentially installed between the runner mold base and the upper mold. There is an upper insulation board and an upper heating board.

When the shooting operation is to be performed, the driving pressure cylinder is started, the lower mold base drives the lower mold to produce a closed mold toward the upper mold, and then the mold is injected through the injection unit, and the rubber material passes through the sprue mold. The seat enters the inside of the mold, and at the same time, the mold is heated by the lower and upper heating plates.

After a period of time, the drive cylinder is re-opened, so that the lower mold base drives the lower mold to open the mold relative to the upper mold, so that the rubber sole can be taken out.

Although the above-mentioned injection molding apparatus can achieve the intended operation purpose, even if the mold has a pair of lower molds and a pair of upper molds, and two pairs of soles can be formed at a time, each operation stroke requires a certain time, and the production capacity is still limited.

Therefore, the object of the present invention is to provide a rubber sole injection molding apparatus capable of improving productivity.

Therefore, the novel rubber sole injection molding device can simultaneously perform a projecting operation on a first mold unit and a second mold unit, the first mold unit including at least one first lower mold and at least one first upper mold, The second mold unit includes at least one second lower mold and at least one second upper mold, the injection molding device includes a base, a lower mold base unit, an upper mold base unit, a runner mold base unit, and a first drive unit a second driving unit and a shooting unit. The lower die base unit is disposed above the base along a longitudinal axis and is configured to be set by the first lower die. The upper die base unit is disposed above the lower die base unit and is provided for the second upper mold setting position. The sprue die base unit is movably disposed between the lower die base unit and the upper die base unit, and has a bottom surface opposite to the lower die base unit and the first upper mold set position, and a relative a top surface of the upper mold base unit and the second lower mold setting position, a feed passage communicating with the top surface, a pouring passage communicating with the feed passage, and most of the pouring passage a first shot runner extending toward the first upper die and a plurality of second shot runners extending from the runner track toward the second die. The first driving unit is mounted between the lower die base unit and the runner die base unit, and can drive the runner die base unit to approach or away from the lower die base unit. The second driving unit is mounted between the base and the lower die base unit to drive the lower die base unit and the runner die base unit to approach or away from the upper die base unit. The projecting unit is mounted on the upper die base unit, and the first and second die units can be shot through the feed channel of the runner die base unit.

The utility model has the advantages that: the first driving unit and the second driving unit are sequentially operated, and at the same time, the first mold unit and the second mold unit are simultaneously irradiated while the shooting unit performs the shooting operation. The operation can achieve the purpose of increasing production capacity.

Referring to FIG. 1 , FIG. 2 and FIG. 3 , an embodiment of the novel rubber sole injection molding apparatus can simultaneously perform a projecting operation on a first mold unit 1 and a second mold unit 2 , and the first mold unit 1 includes A pair of first lower molds 101 and a pair of first upper molds 102 including a pair of second lower molds 201 and a pair of second upper molds 202. The injection molding device comprises a base 10, a lower die base unit 20, an upper die base unit 30, a plurality of support guide posts 40 connected between the base 10 and the upper die base unit 30, and a runner die base unit 50. A first driving unit 60, a second driving unit 70, a shooting unit 80 and a control unit 90.

The lower die base unit 20 is disposed above the base 10 along a longitudinal axis Y and is fixed to the first lower die 101. The lower die base unit 20 includes a lower mold base 21 and a lower heating plate 22 disposed above the lower mold base 21, and the first lower molds 101 are fixed to the top of the lower heating plate 22. The lower die base unit 20 can slide along the support pillars 40.

The upper die base unit 30 is disposed above the lower die base unit 20 and is fixed to the second upper die 202. The upper mold base unit 30 includes an upper mold base 31 and an upper heating plate 32 disposed under the upper mold base 31. The second upper molds 202 are fixed to the bottom of the upper heating plate 32.

The support pillars 40 extend along the longitudinal axis Y.

The sprue die base unit 50 is movably disposed between the lower die base unit 20 and the upper die base unit 30, and is slidable along the support guide posts 40, and includes a runner die holder 51, a lower heat insulation plate 52 fixed to the bottom of the runner mold base 51, a first heating plate 53 fixed to the bottom of the lower heat insulation plate 52, and an upper heat insulation fixed on the top of the runner mold base 51 The plate 54 and a second heating plate 55 are fixed on the top of the upper heat insulation plate 54. The runner mold base 51 has a feed pipe 511 which can form a feed passage 515, a casting passage 512 which is disposed inside and communicates with the feed passage 515, and most of which extend downward from the runner passage 512. The first shot runners 513 to the first upper molds 102 and the second shot runners 514 extending upwardly from the runner channels 512 to the second lower molds 201. The first heating plate 53 has a bottom surface 531 opposite to the lower mold base unit 20 and fixed to the first upper mold 102. The second heating plate 55 has a relative to the upper mold base unit 30 and is provided for the same. a top surface 551 of the second lower mold 201, the feeding tube 511 may extend upward from the top of the runner mold base 51, and pass through the upper heat insulation board 54, the second heating board 55, and the second The lower mold 202, the first injection channel 513 extends through the lower heat insulation plate 52 and the first heating plate 53 from top to bottom, and the second injection channels 514 penetrate the upper heat insulation from bottom to top. Plate 54 and second heating plate 55.

The first driving unit 60 is mounted between the lower die base unit 20 and the runner die base unit 50, and can drive the runner die base unit 50 to approach or away from the lower die base unit 20. The first driving unit 60 includes four direct drive servo motors 61 respectively mounted at the corners of the lower die holder 21 and four guide bars 62 respectively driven by the servo motors 61. The guide bars 62 are parallel to the guide The longitudinal axis Y is fixed to the sprue die holder 51 respectively, and each has a tooth row 621 driven by the servo motor 61. The servo motor 61 is activated to enable the guide bars 62 to drive the runner mold. The seat unit 50 as a whole is raised and lowered relative to the lower die base unit 20 along the longitudinal axis Y.

The second driving unit 70 is mounted between the base 10 and the lower die base unit 20, and can drive the lower die base unit 20 and the runner die base unit 50 relative to the upper die base unit 30. Near or far away.

The projecting unit 80 is mounted on the upper die holder 31 of the upper die block unit 30, and the first and second die units 1, 2 can be projected through the feed channel 511 of the runner die block unit 50.

The control unit 90 is disposed on the side of the base 10 and electrically connected to the first driving unit 60, the second driving unit 70, and the shooting unit 80, and can control the first driving unit 60 according to a program setting. The starting sequence of the second driving unit 70 and the projecting unit 80.

As shown in FIG. 1 to FIG. 3, the first mold unit 1 and the second mold unit 2 are both shown in a mold opening state.

As shown in FIG. 4, when the injection molding operation is performed and the operator activates the control unit 90, the servo motor 61 of the first driving unit 60 is activated first, and the guide rods 62 can be driven along the longitudinal axis Y. Moving downward, simultaneously driving the sprue die base unit 50 to approach the lower die base unit 20, and closing the first mold unit 1, the first upper mold 102 and the first lower mold 101 is relatively close.

Next, as shown in FIG. 5, with the built-in control program of the control unit 90, the second driving unit 70 is activated, and the cylinder is in an extended state, and the lower die base unit 20 and the runner can be driven. The mold base unit 50 is approached with respect to the upper mold base unit 30, and the second mold unit 2 is closed (in this case, the first mold unit 1 is also in a closed mold state), the second lower mold 201 Opposite the second upper molds 202.

When the first and second mold units 1 and 2 are closed, the control unit 90 can be used to control the injection unit 80 to perform a projecting operation on the sprue mold base unit 50, and to inject into the sprue mold base unit 50. The rubber material in the pouring channel 512 can be further guided to the first mold unit 1 and the second mold unit 2 through the first injection channel 513 and the second injection channel 514, respectively. Finish the shooting operation.

After a period of cooling, the second driving unit 70 can be controlled to be started by the control unit 90, and the pressure cylinder is in a retracted state, and the lower die base unit 20 and the runner die base unit 50 are driven relative to each other. The upper mold base unit 30 is moved away, and the second mold unit 2 is opened, and the second lower mold 201 is relatively far away from the second upper molds 202 (ie, returns to the state of FIG. 4). The operator can take out the finished product from the second mold unit 2.

Then, the servo motor 61 of the first driving unit 60 is controlled to be activated by the control unit 90, and the guiding rods 62 can be moved upward along the longitudinal axis Y, and the runner mold base unit 50 is driven relative to The lower die base unit 20 is moved away, and the first die unit 1 is opened. The first upper die 102 is relatively far away from the first lower die 101 (ie, returns to the state of FIG. 2 and FIG. 3). At this time, the operator can take out the finished product from the first mold unit 1.

Therefore, the present invention utilizes the overall cooperation of the rubber sole injection molding apparatus, and controls the first driving unit 60 and the second driving unit 70 to operate sequentially by the control unit 90, so that the shooting unit 80 can perform the shooting operation. At the same time, the first mold unit 1 and the second mold unit 2 can simultaneously perform the projecting operation, that is, each operation stroke can simultaneously form four pairs of soles, which can achieve the purpose of improving productivity, and can indeed be achieved. The purpose of this new type.

However, the above is only the embodiment of the present invention, and when it is not possible to limit the scope of the present invention, all the simple equivalent changes and modifications according to the scope of the patent application and the contents of the patent specification are still This new patent covers the scope.

1‧‧‧First mold unit
101‧‧‧First die
102‧‧‧The first upper mold
2‧‧‧Second mold unit
201‧‧‧Second die
202‧‧‧Second upper mold
10‧‧‧Base
20‧‧‧ lower die base unit
21‧‧‧ lower mold base
22‧‧‧Under heating plate
30‧‧‧Upper die base unit
31‧‧‧Upper mold base
32‧‧‧Upper heating plate
40‧‧‧Support column
50‧‧‧Spinner base unit
51‧‧‧Spinner base
511‧‧‧Inlet pipe
512‧‧‧Powder
513‧‧‧The first injection channel
514‧‧‧Second injection channel
515‧‧‧Incoming lane
52‧‧‧low insulation board
53‧‧‧First heating plate
531‧‧‧ bottom
54‧‧‧Upper insulation board
55‧‧‧Second heating plate
551‧‧‧ top surface
60‧‧‧First drive unit
61‧‧‧Servo motor
62‧‧‧guides
621‧‧‧ teeth row
70‧‧‧Second drive unit
80‧‧‧jecting unit
90‧‧‧Control unit
Y‧‧‧ longitudinal axis

Other features and effects of the present invention will be apparent from the following description of the drawings, wherein: Figure 1 is a perspective view of an embodiment of the novel rubber sole injection molding apparatus; FIG. 3 is an incomplete partial enlarged view of FIG. 2; FIG. 4 is a schematic view of an operation of the embodiment, illustrating a first mold unit and a second mold unit in an open state; FIG. A first driving unit is activated and a runner mold base unit is brought closer to the lower mold base unit to bring the first mold unit into a closed mold state; and FIG. 5 is another operation diagram of the embodiment, illustrating A second driving unit is activated and the lower mold base unit and the sprue mold base unit are brought closer to each other to make the first and second mold units in a closed state.

1‧‧‧First mold unit

101‧‧‧First die

2‧‧‧Second mold unit

201‧‧‧Second die

10‧‧‧Base

20‧‧‧ lower die base unit

21‧‧‧ lower mold base

22‧‧‧Under heating plate

30‧‧‧Upper die base unit

31‧‧‧Upper mold base

32‧‧‧Upper heating plate

40‧‧‧Support column

50‧‧‧Spinner base unit

51‧‧‧Spinner base

511‧‧‧Inlet pipe

60‧‧‧First drive unit

61‧‧‧Servo motor

62‧‧‧guides

70‧‧‧Second drive unit

80‧‧‧jecting unit

90‧‧‧Control unit

Y‧‧‧ longitudinal axis

Claims (5)

A rubber sole injection molding device capable of simultaneously performing a projecting operation on a first mold unit and a second mold unit, the first mold unit including at least one first lower mold and at least one first upper mold, the second mold The unit includes at least one second lower mold and at least one second upper mold, the injection molding device comprising: a base; a lower mold base unit disposed above the base along a longitudinal axis and for the first lower mold setting position An upper mold base unit disposed above the lower mold base unit and configured for the second upper mold set position; a runner mold base unit movably disposed on the lower mold base unit and the upper mold base unit And having a bottom surface opposite to the lower mold base unit for the first upper mold setting position, a top surface opposite to the upper mold base unit and the second lower mold fixing position, and a communication a feed channel of the top surface, a pouring channel communicating with the feed channel, a first injection channel extending from the casting channel toward the first upper die, and a majority of the pouring channel toward the first a second injection channel extending from the lower die; a first drive unit mounted on the Between the die holder unit and the sprue die block unit, the sprue die block unit can be driven to approach or away from the lower die block unit; a second driving unit is mounted on the base and the lower die base unit Between the lower mold base unit and the sprue mold base unit being brought closer to or away from the upper mold base unit; and a shot unit mounted to the upper mold base unit and passing through the sprue mold The first and second mold units are shot by the feed channel of the seat unit. The rubber sole injection molding apparatus of claim 1, further comprising a control unit disposed on one side of the base and electrically connected to the first driving unit, the second driving unit, and the shooting unit, the control unit Controlling a starting sequence of the first driving unit, the second driving unit and the shooting unit, the control unit may control the first driving unit to start and drive the pouring unit before performing the shooting operation The die base unit is approached relative to the lower die base unit, and the first die unit is closed, the first upper die is opposite to the first lower die, and the control unit controls the second drive unit Starting and driving the lower die holder unit and the runner die block unit to approach the upper die block unit, and closing the second die unit, the second lower die being opposite to the second upper die And, when the first and second mold units are closed, the shooting unit can be controlled by the control unit to perform a projecting operation. The rubber sole injection molding apparatus according to claim 2, wherein the control unit further controls the injection unit to start the injection operation, the second drive unit starts up, and drives the lower die base unit and the pouring The mold base unit is separated from the upper mold base unit, and the second mold unit is opened. The second lower mold is relatively far away from the second upper mold, and the control unit controls the first drive unit to start, and Driving the sprue die holder unit to generate a distance relative to the lower die block unit, and opening the first mold unit, the first upper mold being relatively far from the first lower mold. The rubber sole injection molding apparatus of claim 1, wherein the first driving unit comprises four servo motors mounted on the lower die base unit and four guide bars respectively driven by the servo motors, the guide bars being parallel In the longitudinal direction, respectively fixed to the sprue die base unit, and each having a tooth row driven by the servo motor, starting the servo motor to enable the guide rods to drive the sprue die block unit along the The longitudinal axis is raised and lowered relative to the lower die base unit. The rubber sole injection molding apparatus of claim 1, wherein the lower die base unit comprises a lower mold base and a lower heating plate disposed above the lower mold base, the first lower mold being fixed to the lower heating plate The top mold base unit includes an upper mold base and an upper heating plate disposed under the upper mold base. The second upper mold is fixed to the bottom of the upper heating plate, and the runner mold base unit includes a runner a mold base, a lower heat insulation board fixed to the bottom of the runner mold base, a first heating plate fixed to the bottom of the lower heat insulation board, and an upper heat insulation board fixed on the top of the runner mold base And a second heating plate fixed on the top of the upper heat insulating plate, the first upper die is fixed on the bottom of the first heating plate, and the second lower die is fixed on the top of the second heating plate, the bottom surface is disposed In the first heating plate, the top surface is disposed on the second heating plate, the feeding channel is disposed inside a feeding pipe, and the feeding pipe can be extended upward from the sprue die holder and pass through the upper heat insulating layer a plate, the second heating plate and the second lower die, the pouring channel is disposed on the runner mold base, and the first injection channels pass through the lower partition The hot plate and the first heating plate pass through the upper heat insulating plate and the second heating plate.