CN107877803B

CN107877803B - Suction device

Info

Publication number: CN107877803B
Application number: CN201711079293.7A
Authority: CN
Inventors: 徐其东; 李德运; 吕高选; 刘佳; 刘锦龙
Original assignee: Goertek Inc
Current assignee: Goertek Techology Co Ltd
Priority date: 2017-11-06
Filing date: 2017-11-06
Publication date: 2020-05-29
Anticipated expiration: 2037-11-06
Also published as: CN107877803A

Abstract

The invention discloses a suction device, comprising: the suction pipe comprises a support plate and at least one suction pipe arranged on the support plate, each suction pipe comprises a feeding bent pipe, a discharging bent pipe and a suction assembly connected between the feeding bent pipe and the discharging bent pipe, and an accommodating device is further arranged at the output end of the discharging bent pipe; each straw is configured to: the feeding elbows are driven by the respective suction assemblies to suck the injection products from the respective corresponding mold cavities and convey the injection products to the corresponding containing devices through the discharging elbows. This suction means need not artifical letter sorting through setting up the injection moulding product of different die cavities of different straws absorption, has improved product partial shipment efficiency, and the degree of accuracy is higher.

Description

Suction device

Technical Field

The invention relates to the technical field of mold material taking, in particular to a suction device.

Background

At present, in order to improve the production efficiency of injection molding machine, injection mold sets up to multicavity structure, and every mould can mould plastics out a plurality of products at every turn, and each product has different die cavities, for the convenience inspection, needs to collect each product classification.

In the prior art, products are taken out of a tool tray by a manual sorting method and then are respectively placed in different boxes.

The product subpackaging method has low efficiency and is easy to mix and pack.

Disclosure of Invention

It is an object of the present invention to provide a suction device.

According to a first aspect of the present invention, there is provided a suction device comprising: the suction pipe comprises a support plate and at least one suction pipe arranged on the support plate, each suction pipe comprises a feeding bent pipe, a discharging bent pipe and a suction assembly connected between the feeding bent pipe and the discharging bent pipe, and an accommodating device is further arranged at the output end of the discharging bent pipe; each of the straws is configured to: the feeding elbows are driven by the respective suction assemblies to suck the injection products from the respective corresponding mold cavities and convey the injection products to the corresponding containing devices through the discharging elbows.

Further, the suction device further comprises: the framework, be provided with the roof in the framework, be provided with feeding mechanism on the roof, feeding mechanism includes: the tray is configured to be driven by the first driving device to a feed inlet position of the feed elbow. .

Further, feeding mechanism is located the below of feed inlet, feeding mechanism still includes: a second drive for driving the tray to move in a vertical direction, the second drive being disposed on the top plate below the throat, the tray being configured to: when the first driving device drives the tray to a position below the feeding hole, the second driving device drives the tray to move towards the direction of the feeding hole.

Further, the getter assembly includes: the first pipeline comprises a first inner cavity close to the discharge elbow and a second inner cavity close to the feeding elbow, the inner diameter of the first inner cavity is larger than that of the second inner cavity so as to form a step at the connecting position of the first inner cavity and the second inner cavity, and a through hole penetrating through the first inner cavity is formed in the step; one end of the second pipeline is matched with the outer wall of the first inner cavity, and the other end of the second pipeline is matched with the outer wall of the second inner cavity, so that a third inner cavity is formed between the first pipeline and the second pipeline; and an air inlet is formed in the side wall of the second pipeline.

Furthermore, the end of the second pipeline is connected with the outer wall of the first inner cavity in a sealing mode through threads.

Furthermore, a flange is arranged on the outer wall of the second inner cavity, and the end head of the second pipeline is sealed together with the end face of the flange through a sealing ring.

Further, the accommodating device is a collecting bottle and comprises a bottle body and a bottle cap, the bottle cap is provided with the inlet, and the bottle body is provided with an air outlet.

Furthermore, the supporting plate is provided with mounting holes, and the feeding bent pipes penetrate through the mounting holes and correspond to the cavities one by one.

Furthermore, the feeding bent pipe is fixed on the supporting plate through a fixing block.

Furthermore, the straw is a stainless steel tube.

According to an embodiment of this disclosure, absorb the injection moulding product of different die cavities through setting up different straws, need not artifical letter sorting, improved product partial shipment efficiency, and the degree of accuracy is higher.

Other features of the present invention and advantages thereof will become apparent from the following detailed description of exemplary embodiments thereof, which proceeds with reference to the accompanying drawings.

Drawings

The accompanying drawings, which are incorporated in and constitute a part of this specification, illustrate embodiments of the invention and together with the description, serve to explain the principles of the invention.

Fig. 1 is a schematic structural diagram of a suction device according to an embodiment of the present invention.

Fig. 2 is a schematic structural diagram of a straw according to an embodiment of the present invention.

Figure 3 is a side cross-sectional view of a getter assembly according to an embodiment of the present invention.

Fig. 4 is a schematic structural diagram of a first pipeline according to an embodiment of the present invention.

Fig. 5 is a schematic structural diagram of a second pipeline according to an embodiment of the present invention.

Description of reference numerals:

1-a straw; 2-a support plate; 3-a containment device; 4-a frame body; 5-a top plate; 6-a feeding mechanism; 7-fixing blocks; 8-a first lumen; 9-a second lumen; 10-a third lumen; 11-a feed elbow; 12-a discharge elbow; 13-a getter assembly; 131-a first conduit; 132-a second conduit; 1311-step; 1312-a through hole; 1313-flange; 1321-an air intake; 61-a tray; 62-a slide rail; 63-second drive means.

Detailed Description

Various exemplary embodiments of the present invention will now be described in detail with reference to the accompanying drawings. It should be noted that: the relative arrangement of the components and steps, the numerical expressions and numerical values set forth in these embodiments do not limit the scope of the present invention unless specifically stated otherwise.

The following description of at least one exemplary embodiment is merely illustrative in nature and is in no way intended to limit the invention, its application, or uses.

Techniques, methods, and apparatus known to those of ordinary skill in the relevant art may not be discussed in detail but are intended to be part of the specification where appropriate.

In all examples shown and discussed herein, any particular value should be construed as merely illustrative, and not limiting. Thus, other examples of the exemplary embodiments may have different values.

It should be noted that: like reference numbers and letters refer to like items in the following figures, and thus, once an item is defined in one figure, further discussion thereof is not required in subsequent figures.

The invention provides a suction device, and fig. 1 is a schematic structural diagram of the suction device provided by the embodiment of the invention; fig. 2 is a schematic structural diagram of a straw according to an embodiment of the present invention. As shown in fig. 1 and 2, the suction device may include: the device comprises a supporting plate 2 and at least one suction pipe 1 arranged on the supporting plate 2, wherein each suction pipe 1 comprises a feeding bent pipe 11, a discharging bent pipe 12 and a suction assembly 13 connected between the feeding bent pipe 11 and the discharging bent pipe 12, and the output end of the discharging bent pipe 12 is also provided with an accommodating device; each straw 1 is configured to: the infeed elbows 11, driven by the respective aspirating assemblies 13, aspirate the injection-molded product from the respective corresponding mold cavity and deliver it to the respective containing device 3 through the outfeed elbow 12.

Specifically, a plurality of products with different cavities can be once only injected by the injection mold, the appearances of the products with different cavities are often the same, and in order to facilitate inspection, the products with different cavities are required to be classified and collected by the cavity-dividing collecting device.

The supporting plate 2 can be used for fixing the straws 1, so that the feeding ports of the feeding bent pipes 11 of the straws 1 correspond to each cavity of the mold one by one, the discharging ports of the feeding bent pipes 11 can be connected with one end of the suction assembly 13, for example, the other end of the suction assembly 13 can be connected with the feeding ports of the discharging bent pipes 12, for example, the discharging ports of the discharging bent pipes 12 can be connected with the inlets of the accommodating devices 3; the air suction assembly 13 can introduce air into the discharge elbow 12, so that the flow rate of the air in the discharge elbow 12 is increased, the pressure intensity is reduced, suction force is generated, and products in various cavities of the die are sucked into the collecting bottles through different suction pipes 1 and are respectively collected. Wherein the diameter of the straw 1 is larger than the maximum diameter of the injection molded product, thereby allowing the injection molded product to pass through.

When using this suction means, can arrange the mould in the feed inlet below of feeding return bend 11 earlier for each feeding return bend 11 and the die cavity one-to-one of mould, open the subassembly 13 of breathing in after that, make the feed inlet of feeding return bend 11 produce suction, inhale the injection moulding product in the die cavity that will correspond in the feeding return bend 11, and then arrange to accommodate device 3 through ejection of compact return bend 12 in, until the injection moulding product quantity in accommodating device 3 reaches the default, removable new accommodating device 3 is collected.

According to the suction device provided by the embodiment of the invention, injection products with different cavities are sucked through different suction pipes 1, manual sorting is not needed, and the working efficiency is improved. Meanwhile, the injection molding product does not need to be clamped or collided in the suction process, so that the damage of the injection molding product is avoided.

As shown in fig. 1, the suction device may further include: framework 4 is provided with roof 5 on the framework 4, is provided with feeding mechanism 6 on the roof 5, and feeding mechanism 6 includes: the tray 61, the slide rail 62, and a first driving device that drives the tray 61 to move along the slide rail 62 in the horizontal direction, the tray 61 is configured to be driven to the throat position of the feed elbow 11 by the first driving device.

Specifically, the frame 4 may be used to support the top plate 5, and the feeding inlet of the feeding elbow 11 is spaced from the top plate 5. The slide rails 62 may extend from one end of the top plate 5 to a position directly below the feeding opening of the feeding elbow 11, for example, and the tray 61 may run along the slide rails at a feeding station, which may be located at an end of the top plate 5, for example, and a blanking station, which may be located directly below the feeding opening of the feeding elbow 11, for example. The first driving means may be fixed, for example, below the pallet, and the first driving means may be, for example, an electric cylinder, an air cylinder, or the like.

When the feeding mechanism feeds materials, the position of the tray can be adjusted firstly to be located at a feeding station, then the mould can be placed in the tray 61 completely through the manipulator, and the first driving device is started, so that the tray 61 slides to a discharging station along the sliding rail 62.

The suction device that this embodiment provided, accessible feeding mechanism 6 with mould global movement to feed inlet below, avoided the manual operation to damage injection moulding product.

As shown in fig. 1, the feeding mechanism 6 is located below the feeding hole, and the feeding mechanism 6 further includes: a second driving device 63 for driving the tray 61 to move in the vertical direction, the second driving device 63 being provided on the top plate 5 below the throat, the tray 61 being configured to: when the first driving means drives the tray 61 to a position below the throat, the second driving means 63 drives the tray 61 to move toward the throat.

Specifically, for avoiding the collision between the mold and the injection product held in the tray 61 and the feeding bent pipe 11 during the feeding process, a preset distance needs to be provided between the feed inlets of the tray 61 and the feeding bent pipe 11, but the preset distance is too large, so that the suction assembly 13 cannot suck the injection product to the feed inlet of the feeding bent pipe 11. The second drive 63 can, for example, be fastened to the top plate 5, and when the tray 61 with the mold and the injection-molded product arrives below the feed opening of the feed elbow 11, the second drive 63 can be activated, so that the tray 61 moves upwards, shortening the distance between the injection-molded product and the feed opening of the feed elbow 11.

When the feeding mechanism is used, the mould can be placed in the tray firstly, the first driving device is started, the tray slides to the lower part of the feeding hole of the feeding bent pipe 11 along the sliding rail, then the second driving device is started, the tray is ejected upwards to the feeding hole of the feeding bent pipe 11 by the second driving device, and at the moment, the product can be sucked into the containing device 3 only by starting the suction assembly 13.

The suction device that this embodiment provided through setting up second drive arrangement 63, has effectively shortened the distance between injection moulding product and the feed inlet, has improved and has absorb efficiency.

Figure 3 is a side cross-sectional view of a getter assembly according to an embodiment of the present invention. Fig. 4 is a schematic structural diagram of a first pipeline according to an embodiment of the present invention. Fig. 5 is a schematic structural diagram of a second pipeline according to an embodiment of the present invention. As shown in fig. 3, 4 and 5, the getter assembly 13 may comprise: a first pipe 131 and a second pipe 132, wherein the first pipe 131 comprises a first inner cavity 8 close to the discharge elbow 12 and a second inner cavity 9 close to the feed elbow 11, the inner diameter of the first inner cavity 8 is larger than that of the second inner cavity 9 so as to form a step 1311 at the connection position of the two, and the step 1311 is provided with a through hole 1312 penetrating through the first inner cavity 8; one end of the second pipe 132 is matched with the outer wall of the first inner cavity 8, and the other end of the second pipe 132 is matched with the outer wall of the second inner cavity 9, so that a third inner cavity 10 is enclosed between the first pipe 131 and the second pipe 132; an air inlet hole 1321 is provided on a side wall of the second duct 132.

Specifically, as shown in fig. 3, the step 1311 faces the feeding elbow 11, and the through hole 1312 penetrates through the step 1311, so that the gas can be guided into the discharging elbow 12, the flow rate in the discharging elbow 12 is increased, the pressure is reduced, and the suction force is generated in the feeding elbow 11 to guide the injection molding product into the accommodating device 3.

When this suction means uses, can let in gas in earlier through the inlet port 1321 to third inner chamber 10, because the one end of second pipeline 132 is in the same place with the outer wall cooperation of first inner chamber 8 position, the other end is in the same place with the outer wall cooperation of second inner chamber 9 position, therefore, gas can only get into in the second inner chamber 9 through-hole 1312, make the gas flow velocity increase fast in the second inner chamber 9, pressure is lower, and then produce suction, the product of will moulding plastics is through the feed inlet suction of feeding return bend 11 in first cavity 8, get into second cavity 9 next, finally arrange to accommodate device 3 in through ejection of compact return bend 12 under the effect of air current and collect.

The suction device provided by this embodiment can convert the gas flow blown into the gas pipeline into suction force by providing the first pipeline 131 and the second pipeline 132, and the suction module 13 occupies a smaller space and is lower in cost than suction devices such as a vacuum pump.

As shown in fig. 4, a flange 1313 is provided on the outer wall of the second inner cavity 9, and the end of the second pipe 132 and the end face of the flange 1313 are sealed together by a sealing ring.

Specifically, the seal ring may be made of rubber, for example. The flange 1313 may be, for example, integrally formed with the first conduit 131, and the flange 1313 may be used to limit the sliding of the second conduit 132 toward the feed elbow 11. One end of the second pipe 132 is sleeved on the step 1311, and the other end of the second pipe 132 is sealed with the flange 1313, so that gas leakage is avoided, gas in the second pipe 132 can only enter the first pipe 131 through the through hole 1312, and the gas pressure is increased.

The suction device that this embodiment provided is through setting up flange 1313 and sealing washer for let in the gas in ejection of compact return bend 12 more, suction is bigger, has improved absorption efficiency.

Optionally, the end of the second pipe 132 is connected with the outer wall of the first inner cavity 8 by screw thread sealing.

Specifically, the outer wall of the first inner cavity 8 may be provided with external threads, for example, and the inner side of the end of the second pipe 132 may be provided with internal threads, for example, so that the second pipe 132 and the step 1311 are detachably screwed together.

According to the suction device provided by the embodiment, the second pipeline 132 is detachably connected with the first pipeline 131, so that the maintenance is more convenient.

Further, the accommodating device 3 is a collecting bottle, which comprises a bottle body and a bottle cap, wherein the bottle cap is provided with an inlet, and the bottle body is provided with an air outlet.

In particular, the outlet elbow 12 can be connected to the bottle cap, for example, via an inlet opening, so that a gas flow carrying the injection-molded product can enter the receiving device 3 via the inlet opening, wherein the diameter of the gas outlet opening is smaller than the maximum diameter of the injection-molded product, so that the gas flow can exit via the gas outlet opening, and the injection-molded product remains in the receiving device 3.

The suction device that this embodiment provided, accessible accommodate device 3 separately collects the injection moulding product of various die cavities, and it is more convenient to inspect.

As shown in fig. 2, the support plate 2 has, for example, mounting holes through which the feed bends 11 pass in one-to-one correspondence with the cavities.

Specifically, the mounting holes may be used to limit the radial movement of each feeding elbow 11, so that each feeding elbow 11 corresponds to each cavity in the mold one-to-one, and thus the corresponding injection molded product may be sucked.

The suction device that this embodiment provided through setting up the mounting hole, has restricted feeding return bend 11's radial movement, with feeding inlet accurate positioning of feeding return bend 11 in mould cavity top, has improved absorption efficiency.

As shown in fig. 2, the feed elbow 11 is fixed to the support plate 2 by the fixing block 7.

Specifically, the fixing block 7 may include: the hoop, the hoop top opening, the bottom is provided with the connecting seat, and the top can be together fixed through the bolt, and the base can be fixed on backup pad 2 through the bolt for example. When the hoop is used, the top cover can be opened firstly to be sleeved on the feeding bent pipe 11, then the bolt at the top is screwed, and then the base is fixed on the supporting plate 2 through the bolt, so that the feeding bent pipe 11 cannot rock. For example, a rubber ring may be further disposed between the hoop and the feeding elbow 11, and the rubber ring may be used to buffer the pressure of the feeding elbow 11 on the hoop, so that the connection is more stable.

The suction means that this embodiment provided, through setting up fixed block 7, further fixes feeding return bend 11 in backup pad 2, has improved feeding return bend 11's stability.

Further, the straw 1 may be, for example, a stainless steel tube.

Straw 1 adopts the stainless steel material, and the inner wall is smooth and intensity is higher, and life is more of a specified duration, compares with the plastics material, is difficult to produce static.

The suction device that this embodiment provided, straw 1 can adopt stainless steel, has improved absorption efficiency.

Although some specific embodiments of the present invention have been described in detail by way of examples, it should be understood by those skilled in the art that the above examples are for illustrative purposes only and are not intended to limit the scope of the present invention. It will be appreciated by those skilled in the art that modifications may be made to the above embodiments without departing from the scope and spirit of the invention. The scope of the invention is defined by the appended claims.

Claims

1. A suction device, comprising: the suction pipe comprises a support plate and at least one suction pipe arranged on the support plate, each suction pipe comprises a feeding bent pipe, a discharging bent pipe and a suction assembly connected between the feeding bent pipe and the discharging bent pipe, and an accommodating device is further arranged at the output end of the discharging bent pipe; each of the straws is configured to: under the drive of the respective air suction components, the feeding bent pipes suck the injection molding products from the corresponding mold cavities and convey the injection molding products to the corresponding accommodating devices through the discharging bent pipes;

the getter assembly includes: the first pipeline comprises a first inner cavity close to the discharge elbow and a second inner cavity close to the feeding elbow, the inner diameter of the first inner cavity is larger than that of the second inner cavity so as to form a step at the connecting position of the first inner cavity and the second inner cavity, and a through hole penetrating through the first inner cavity is formed in the step; one end of the second pipeline is matched with the outer wall of the first inner cavity, and the other end of the second pipeline is matched with the outer wall of the second inner cavity, so that a third inner cavity is formed between the first pipeline and the second pipeline; an air inlet is formed in the side wall of the second pipeline;

further comprising: the framework, be provided with the roof in the framework, be provided with feeding mechanism on the roof, feeding mechanism includes: the tray is configured to be driven to a feed inlet position of the feed elbow by the first driving device;

feeding mechanism is located the below of feed inlet, feeding mechanism still includes: a second drive for driving the tray to move in a vertical direction, the second drive being disposed on the top plate below the throat, the tray being configured to: when the first driving device drives the tray to a position below the feeding hole, the second driving device drives the tray to move towards the direction of the feeding hole;

the feeding elbow pipe is fixed on the supporting plate through a fixing block, the fixing block comprises: the hoop, hoop open-top, the bottom is provided with the connecting seat, and the top is in the same place through the bolt fastening, and the base passes through the bolt fastening in the backup pad.

2. The suction device as claimed in claim 1, wherein the tip of the second conduit is in threaded sealing engagement with the outer wall of the first lumen.

3. The suction device as claimed in claim 1, wherein a flange is provided on an outer wall of the second inner cavity, and the end of the second pipe and an end face of the flange are sealed together by a sealing ring.

4. The suction device as claimed in claim 1, wherein the container means is a collection bottle comprising a body and a cap, the cap having an inlet and the body having an outlet.

5. The suction device as claimed in claim 1, wherein the support plate has mounting holes through which the feed elbows pass in one-to-one correspondence with the cavities.

6. The suction device as claimed in claim 1, wherein the suction tube is a stainless steel tube.