CN211891722U

CN211891722U - Discharging device of injection molding machine

Info

Publication number: CN211891722U
Application number: CN202020055191.2U
Authority: CN
Inventors: 毛文祥; 洪晓锋; 周建峰; 洪旋
Original assignee: Ningbo Elfa Machinery Manufacturing Co ltd
Current assignee: Ningbo Elfa Machinery Manufacturing Co ltd
Priority date: 2020-01-10
Filing date: 2020-01-10
Publication date: 2020-11-10
Anticipated expiration: 2030-01-10

Abstract

The utility model relates to an injection molding machine discharging device, including frame, injection mold, MOLD CLAMPING APPARATUS, the frame has quick-witted case, and injection mold and MOLD CLAMPING APPARATUS install in the machine case, and the machine case sets up the discharge gate that makes things convenient for the product to drop in its bottom, the discharge gate below is equipped with vibrates the frame, vibrate and install the collecting box in the frame, be equipped with the opening that supplies the collecting box business turn over to vibrate the frame on one side of vibrating the frame, vibrate and be equipped with the drive on the adjacent and open-ended one side of frame and vibrate frame along horizontal direction reciprocating. In the process of moulding plastics, actuating mechanism can drive and vibrate the frame and remove, can not concentrate on same position when making the product fall to collecting box in to when the product begins to pile up together, also can make the product produce the vibration in the collecting box through the removal of vibrating the frame, make the product of piling up the eminence fall, reduce the possibility that the product of follow-up whereabouts falls outside the collecting box, and make the volume in the collecting box can fully be used.

Description

Discharging device of injection molding machine

Technical Field

The utility model belongs to the technical field of the technique of plastics processing and specifically relates to an injection molding machine discharging device is related to.

Background

An injection molding machine is a device for making thermoplastic plastics or thermosetting plastics into plastic products of various shapes by using a plastic molding die.

At present, as shown in fig. 1, there is an injection molding machine, which includes a frame 1, an injection mold 2, a mold closing device 3, and an extrusion device 4, where the frame 1 has a case 5, the injection mold 2 and the mold closing device 3 are installed in the case 5, the extrusion device 4 is disposed on one side of the case 5 and penetrates through a side wall of the case 5 to supply a material to the injection mold 2, and the case 5 is provided at a bottom thereof with a discharge port 51 for facilitating a product to drop.

In the actual processing process, the collecting box is placed on the ground below the discharge port 51, and as the mold closing device 3 circulates in two motion states of being close to the injection mold 2 and being far away from the injection mold 2, the injection-molded product can continuously fall into the collecting box. However, the discharge port 51 is fixed relative to the collection box, so that the products falling from the discharge port 51 are collected at the fixed position of the collection box, the products are easily stacked in the collection box to form a material pile with the top protruding out of the collection box, and the subsequent products easily fall out of the collection box after colliding with the material pile in the continuous falling process, so that the products are polluted.

SUMMERY OF THE UTILITY MODEL

Not enough to prior art exists, one of the purposes of the utility model is to provide an injection molding machine discharging device, it reduces the possibility that the material pile appears in the collecting box through vibrating the collecting box to improve the collecting box to the capacity of accomodating of product.

The above utility model discloses an above-mentioned utility model purpose can realize through following technical scheme: the utility model provides an injection molding machine discharging device, includes frame, injection mold, closing device, and the frame has quick-witted case, and injection mold and closing device install in the machine case, and the machine case sets up the discharge gate that makes things convenient for the product to drop in its bottom, the discharge gate below is equipped with vibrates the frame, vibrate and install the collecting box in the frame, it is equipped with the opening that supplies the collecting box business turn over to vibrate the frame on one side of vibrating the frame, it vibrates the frame and is equipped with the drive mechanism who vibrates frame along horizontal direction reciprocating motion on adjacent and open-ended one side of.

Through adopting above-mentioned technical scheme, at the in-process of moulding plastics, actuating mechanism can drive and vibrate the frame and remove, can not concentrate on same position when making the product fall to collecting box to when the product begins to pile up together, also can make the product produce the vibration in the collecting box through the removal of vibrating the frame, make the product of piling up the eminence fall down, reduce the product of follow-up whereabouts and fall the possibility outside the collecting box, and make the volume in the collecting box can fully be used.

The present invention may be further configured in a preferred embodiment as: the bottom of machine case still is equipped with the spout that sets up along the MOLD CLAMPING APPARATUS direction of motion, actuating mechanism includes straight-bar, connecting pipe and sleeve pipe, the one end of straight-bar is fixed even on the MOLD CLAMPING APPARATUS, and the other end of straight-bar passes the spout and is close to ground, the one end of connecting pipe is fixed on the tip that the straight-bar is close to ground, and the other end of connecting pipe is just to shaking the lateral surface that injection mold was kept away from to the frame, sheathed tube one end is fixed on shaking the lateral wall of frame, and the sheathed tube other end cup joints on the connecting pipe, be equipped with the butt piece that external diameter and sleeve pipe internal diameter are the same on the connecting pipe, the intraductal piece that.

Through adopting above-mentioned technical scheme, along with the motion of closing die device, straight-bar and connecting pipe can synchronous motion, can drive sheathed tube removal when closing die device moves certain distance through butt piece and barrier piece to the messenger vibrates the frame also along with the motion, and because connecting pipe and sleeve pipe are not fixed connection, the movement distance that vibrates the frame is less than closing die device's movement distance, makes to vibrate the frame and can not appear the removal by a wide margin, avoids the collecting box can't catch the product of whereabouts.

The present invention may be further configured in a preferred embodiment as: the frame extends two parallel slide rails to the lower part of the discharge hole, the slide rails are arranged along the moving direction of the mold closing device, and the vibration frame is connected to the two slide rails in a sliding manner.

Through adopting above-mentioned technical scheme, the sliding rail can inject the moving direction who vibrates the frame, avoids vibrating the frame and appearing the skew when being driven by the closing die device, and the guarantee collecting box is to the collection effect of whereabouts product.

The present invention may be further configured in a preferred embodiment as: and cushion pads are arranged on the inner walls of the two sides of the oscillating frame along the moving direction of the mold closing device.

Through adopting above-mentioned technical scheme, at the oscillation frame removal in-process, because vibrate the frame and can change the direction, place the collecting box in vibrating the frame and can hit to vibrating the frame under the inertia effect, the blotter presss from both sides and can play the cushioning effect vibrating between frame and collecting box.

The present invention may be further configured in a preferred embodiment as: the guide plate is erected between one side of the opening of the vibration frame and the ground, and the surface of the guide plate, which is away from the ground, is obliquely arranged.

By adopting the technical scheme, when the collecting box is in and out of the oscillating frame, the collecting box directly moves along the guide plate, workers do not need to lift the collecting box specially, and the collecting box after being fully collected is convenient to replace.

The present invention may be further configured in a preferred embodiment as: the guide board articulates on oscillating the frame, it is equipped with the bolt seat that is used for fixed guide board on the lateral wall that the frame is close to the guide board to oscillate, swing joint has the bolt with the bolt seat adaptation on the one side on guide board towards ground.

Through adopting above-mentioned technical scheme, after placing the collecting box and vibrate the frame in, rotate the guide board and insert the bolt seat on the guide board, make the guide board interception vibrate the opening part of frame, prevent at the in-process of collecting the product, the collecting box breaks away from opening one side and vibrates the frame.

The present invention may be further configured in a preferred embodiment as: the material monitoring device is arranged in the collecting box and comprises a signal transmitting device, a signal receiving device and an alarm device, the signal transmitting device and the signal receiving device are respectively arranged on the inner walls of the two sides of the collecting box, the signal transmitting device and the signal receiving device are close to an opening of the collecting box, and the signal receiving device is used for receiving signals sent by the signal transmitting device and responding to the signals to control the on-off of the alarm device.

Through adopting above-mentioned technical scheme, when the product in the collecting box piles up soon full, the product can keep off between signal emission device and signal receiving arrangement for the signal can't transmit smoothly, and signal receiving arrangement control alarm device sends the warning this moment, in order to remind the workman to carry out the change of collecting box, prevents that the product in the collecting box is too much and spill over.

The present invention may be further configured in a preferred embodiment as: the discharging port is provided with a gathering hopper, and one end of the gathering hopper, which is far away from the discharging port, faces the middle part of the collecting box.

Through adopting above-mentioned technical scheme, gather the falling direction of hopper further injectd the product, make the product can toward the middle part gathering of collecting box as far as possible, even the collecting box is along with vibrating the frame and at the continuous motion, the product of whereabouts also can fall into smoothly in the collection box.

To sum up, the utility model discloses a following at least one useful technological effect:

1. by arranging the oscillating frame, the products in the collecting box can be vibrated, so that the products in the collecting box can be uniformly placed, and the reasonable utilization rate of the inner cavity of the collecting box is improved;

2. the driving mechanism is arranged to drive the conveying belt to run by means of the mold closing device, so that the arrangement of an additional driving source is reduced, and the production cost is reduced;

3. through setting up material monitoring device, can in time feed back when the product is about to spill over in the collecting box, remind the workman to carry out the change of collecting box.

Drawings

FIG. 1 is a schematic diagram of a prior art configuration;

FIG. 2 is a schematic structural view of a discharging device in the present embodiment;

FIG. 3 is a schematic structural view of a driving mechanism in the present embodiment;

fig. 4 is a schematic structural diagram of the material monitoring device in this embodiment.

In the figure, 1, a frame; 11. a slide rail; 2. injection molding a mold; 3. a mold clamping device; 4. an extrusion device; 5. a chassis; 51. a discharge port; 52. a chute; 53. a gathering hopper; 6. vibrating the frame; 61. a guide plate; 611. a bolt; 62. a bolt seat; 63. a cushion pad; 7. a collection box; 8. a drive mechanism; 81. a straight rod; 82. a connecting pipe; 821. an abutting member; 83. a sleeve; 831. a blocking member; 91. A signal transmitting device; 92. a signal receiving device; 93. and an alarm device.

Detailed Description

The present invention will be described in further detail with reference to the accompanying drawings.

Referring to fig. 2, for the utility model discloses an injection molding machine discharging device, including frame 1, injection mold 2, MOLD CLAMPING APPARATUS 3. The frame 1 is provided with a case 5, the injection mold 2 and the mold closing device 3 are both installed in the case 5, wherein the mold closing device 3 is connected to the frame 1 in a sliding mode, and the injection mold 2 is fixed to the frame 1. The bottom of the case 5 is provided with a discharge hole 51 for facilitating the product to fall. When the mold closing device 3 and the injection mold 2 are closed, the raw material is extruded into the injection mold 2, and after the product is formed and cooled, the mold closing device 3 is far away from the injection mold 2, so that the product falls out of the case 5 from the discharge port 51.

Referring to fig. 2, a material collecting hopper 53 is arranged on the material outlet 51, two parallel slide rails 11 extend from the frame 1 below the material collecting hopper 53, the slide rails 11 are arranged along the moving direction of the mold closing device 3, and the two slide rails 11 are slidably connected with the oscillation frame 6. Vibrate and to have placed collecting box 7 in the frame 6, vibrate and be equipped with the opening that supplies collecting box 7 business turn over to vibrate frame 6 on one side of frame 6, vibrate frame 6 and all be equipped with blotter 63 on the both sides inner wall along the 3 direction of motion of closing die device. Vibrate and erect between frame 6 opening one side and the ground and be equipped with guide board 61, the one end of guide board 61 articulates on vibrating frame 6, and vibrates the frame 6 and be equipped with the bolt 611 seat that is used for fixed guide board 61 on being close to the lateral wall of guide board 61, swing joint has the bolt 611 with bolt 611 seat adaptation on the one side of vibrating frame 6 inboard on the other end of guide board 61 deviates from. When the guide plate 61 is placed on the ground at its non-hinged end, the surface of the guide plate 61 facing away from the ground is disposed obliquely, and the collection box 7 can be moved along the guide plate 61 from between the oscillation frame 6 and the ground.

Referring to fig. 2 and 3, a driving mechanism 8 is arranged on one side of the oscillating frame 6 away from the injection mold 2, and the driving mechanism 8 includes a straight rod 81, a connecting pipe 82 and a sleeve 83. The bottom of the housing 5 is provided with a slide groove 52 provided along the moving direction of the mold clamping device 3. One end of the straight rod 81 is fixedly connected to the mold clamping device 3, and the other end of the straight rod 81 passes through the chute 52 and is close to the ground. One end of the connecting pipe 82 is fixed on the end portion of the straight rod 81 close to the ground, the other end of the connecting pipe 82 is opposite to the outer side face of the oscillation frame 6 far away from the injection mold 2, one end of the sleeve 83 is fixed on the outer side wall of the oscillation frame 6, and the other end of the sleeve 83 is sleeved on the connecting pipe 82. An abutting part 821 with the same outer diameter as the inner diameter of the sleeve 83 is arranged on the connecting pipe 82, a blocking part 831 matched with the circumferential outer side wall of the connecting pipe 82 is arranged in the sleeve 83, and the blocking part 831 is located on one side, away from the oscillation frame 6, of the abutting part 821.

Referring to fig. 4, a material monitoring device is arranged in the collection box 7, the material monitoring device comprises a signal transmitting device 91, a signal receiving device 92 and an alarm device 93, the signal transmitting device 91 and the signal receiving device 92 are respectively installed on the inner walls of the two sides of the collection box 7, the signal transmitting device 91 and the signal receiving device 92 are both close to the opening of the collection box 7, and the signal receiving device 92 is used for receiving a signal transmitted by the signal transmitting device 91 and responding to the signal to control the on-off of the alarm device 93.

When the signal receiving device 92 can receive the signal, the alarm device 93 is not started, and when the signal receiving device 92 cannot receive the signal, the alarm device 93 gives out a warning after a certain time delay. There are various combinations of signal emitting device 91 and signal receiving device 92 meeting the above-mentioned working conditions, and in this embodiment, signal emitting device 91 is a light emitting diode LED, signal receiving device 92 is a light sensitive resistor RG, and light emitted from light emitting diode LED is directed to light sensitive resistor RG. The alarm device 93 includes a time relay KT1 and an electric bell HA. The photoresistor RG is a positive coefficient resistor, and the resistance of the photoresistor RG increases with the increase of illumination intensity. The time relay KT1 is an electrified delay relay.

The positive pole of emitting diode LED is coupled in resistance R1's one end, emitting diode LED's negative pole ground connection, resistance R1's the other end is coupled in the power VCC, the one end of photo resistance RG is coupled in the power VCC, the other end of photo resistance RG is coupled in time relay KT 1's one end, time relay KT 1's the other end ground connection, time relay KT 1's closed normally open contact one end of time delay is coupled in the power VCC, time relay KT 1's the closed normally open contact other end of time delay is coupled in electric bell HA's one end, electric bell HA's other end ground connection.

When the light-sensitive resistor RG is always irradiated by light emitted by the light-emitting diode LED, the resistance value of the light-sensitive resistor RG is large, the light-sensitive resistor RG is equivalent to an open circuit for a circuit, the time relay KT1 cannot work, a normally open contact of the time relay KT1 which is closed in a delayed mode is in an open circuit state, and the circuit HA cannot work; when the light emitted by the light emitting diode LED is shielded for a certain time, the resistance of the photosensitive resistor RG is reduced, the time relay KT1 works, the normally open contact of the time relay KT1 which is closed in a delayed mode is closed, and the electric bell HA sounds.

The implementation principle of the embodiment is as follows: with the opening and closing of the mold closing device 3 and the injection mold 2, the product falls into the collection box 7 from the feed opening. And make through actuating mechanism 8 vibrate frame 6 along with the MOLD CLAMPING APPARATUS 3 moves together, vibrate frame 6 and all can make the product in the collecting box 7 receive vibration when changing the direction of motion each time for the product in the collecting box 7 can distribute more evenly in collecting box 7. When the products in the collecting box 7 are uniformly increased and the light of the light emitting diode LED irradiating the photosensitive resistor RG is blocked, the electric bell HA makes a sound to remind workers, and the workers pay attention to the change of the collecting box 7.

The embodiment of this specific implementation mode is the preferred embodiment of the present invention, not limit according to this the utility model discloses a protection scope, so: all equivalent changes made according to the structure, shape and principle of the utility model are covered within the protection scope of the utility model.

Claims

1. The utility model provides an injection molding machine discharging device, includes frame (1), injection mold (2), closing die device (3), and frame (1) has quick-witted case (5), and injection mold (2) and closing die device (3) are installed in quick-witted case (5), and quick-witted case (5) are seted up discharge gate (51) that make things convenient for the product to drop in its bottom, its characterized in that: the vibrating frame is characterized in that a vibrating frame (6) is arranged below the discharge port (51), a collecting box (7) is installed in the vibrating frame (6), an opening for the collecting box (7) to enter and exit the vibrating frame (6) is formed in one side of the vibrating frame (6), and a driving mechanism (8) for driving the vibrating frame (6) to reciprocate along the horizontal direction is arranged on one side, adjacent to the opening, of the vibrating frame (6).

2. The discharge device of an injection molding machine according to claim 1, wherein: the bottom of the case (5) is further provided with a sliding groove (52) arranged along the movement direction of the mold closing device (3), the driving mechanism (8) comprises a straight rod (81), a connecting pipe (82) and a sleeve (83), one end of the straight rod (81) is fixedly connected to the mold closing device (3), the other end of the straight rod (81) penetrates through the sliding groove (52) and is close to the ground, one end of the connecting pipe (82) is fixed on the end portion, close to the ground, of the straight rod (81), the other end of the connecting pipe (82) is opposite to the outer side face, away from the injection mold (2), of the vibrating frame (6), one end of the sleeve (83) is fixed on the outer side wall of the vibrating frame (6), the other end of the sleeve (83) is sleeved on the connecting pipe (82), a butting piece (821) with the same outer diameter as the inner diameter of the sleeve (83) is arranged on the connecting pipe (82), a blocking piece (831, the blocking piece (831) is located on one side, away from the oscillation frame (6), of the abutting piece (821).

3. The discharge device of an injection molding machine according to claim 2, wherein: the machine frame (1) extends two parallel slide rails (11) to the lower part of the discharge hole (51), the slide rails (11) are arranged along the moving direction of the mold closing device (3), and the oscillation frame (6) is connected to the two slide rails (11) in a sliding manner.

4. The discharge device of an injection molding machine according to claim 2, wherein: and cushion pads (63) are arranged on the inner walls of the two sides of the oscillating frame (6) along the moving direction of the die closing device (3).

5. The discharge device of an injection molding machine according to claim 1, wherein: vibrate and erect between frame (6) opening one side and the ground and be equipped with guide board (61), the surface that guide board (61) deviate from ground is the slope setting.

6. The discharge device of an injection molding machine according to claim 5, wherein: guide board (61) articulate on oscillating frame (6), it is equipped with bolt (611) seat that is used for fixed guide board (61) to oscillate frame (6) to be close to on the lateral wall of guide board (61), guide board (61) swing joint has bolt (611) with bolt (611) seat adaptation on one side on ground.

7. The discharge device of an injection molding machine according to claim 1, wherein: the material monitoring device is arranged in the collecting box (7) and comprises a signal transmitting device (91), a signal receiving device (92) and an alarm device (93), the signal transmitting device (91) and the signal receiving device (92) are respectively installed on the inner walls of the two sides of the collecting box (7), the signal transmitting device (91) and the signal receiving device (92) are close to an opening of the collecting box (7), and the signal receiving device (92) is used for receiving signals sent by the signal transmitting device (91) and responding to the signals to control the on-off of the alarm device (93).

8. The discharge device of an injection molding machine according to claim 1, wherein: the discharging port (51) is provided with a gathering hopper (53), and one end, far away from the discharging port (51), of the gathering hopper (53) faces the middle of the collecting box (7).