TWM582102U - Large capacity vacuum control device with expansion function - Google Patents

Abstract

A large-capacity vacuum control device with an expansion function is connected to an expansion base by a control device having an input port, a suction port, and a control air chamber, and is equipped with an intake chamber, an intake chamber, and an exhaust chamber. The expansion member is disposed between the control device and the expansion base in an amount of at least one or more, so that the plurality of vacuum generators in the expansion member are connected in parallel, so that the flow rate of the suction port is multiplied, and the air control chamber is provided. The two-position two-position valve and the vacuum-destroy two-position two-position valve respectively form a first valve and a second valve, and a vacuum pressure generating solenoid valve disposed outside the control device can control the opening and closing of the first valve through the input port. Forming a vacuum and a vacuum holding state, thereby reducing the continuous input of compressed air, maintaining a stable vacuum holding state, and breaking the electromagnetic valve through the vacuum pressure provided outside the control device, can control the opening and closing of the second valve quickly Release the vacuum hold status.

Description

Large capacity vacuum control device with expansion function

This creation is about a large-capacity vacuum control device with expansion function. By combining the expansion base and the extension, the control device can connect multiple vacuum generators in parallel, thereby increasing the flow rate of the suction port and maintaining through the vacuum. When the passage is matched with the check valve, the suction port can be vacuum-maintained, and the vacuum-damage solenoid valve can be used to drive the vacuum to destroy the two-position two-position valve, so that the check valve is opened, and the vacuum holding state of the suction port can be quickly released.

In the current development of industrial automation, pneumatic vacuum technology has been widely used in various production lines. Please refer to Figure 15, as shown in Figure 15, the conventional vacuum generator (90) can be seen as a pressure source (91), a suction port (92). And a row of outlets (93), the internal structure of which is relatively simple, and the operation is performed by the compressed air passing through the discharge port (93) through the air source (91) for exhausting, and the suction port is made by the suction action ( 92) generating the effect of vacuum adsorption, thereby achieving the purpose of adsorbing the workpiece;

The vacuum generator (90) is a jet type vacuum generator (90) which generates a certain degree of vacuum through a nozzle (94) provided in the air pressure source (91) through compressed air. According to its working principle, it can only The ultimate vacuum is achieved at higher supply pressures, and the gas consumption is very large, which is not conducive to the energy saving of the pneumatic system;

Therefore, the subsequent vacuum generator (90) generally develops a high vacuum type and a high suction flow type, the former has a large slope and the latter is flat; but in the case where the diameter of the nozzle (94) is constant, a high vacuum is required. It is inevitable to reduce the suction flow rate, and in order to obtain a large suction flow rate, the pressure at the suction port is inevitably increased; or a design and an enlarged pressure tube method can be adopted, and two three-stage diffuser tube type vacuum generators are connected in parallel, It can double the inhalation flow, but it also doubles the consumption of compressed air;

Therefore, from the above-mentioned shortcomings of the current vacuum generator, various problems in practical use can be known, and in view of this, the creator will maintain vacuum suction and reduce the consumption of compressed air through careful planning and design. Feature Integration Redesigned a large-capacity vacuum control unit with extended functions, in addition to improving the problem of suction, and increasing the suction flow rate with the combination of expansion parts.

One of the main purposes of this creation is to provide an extended function that can increase the flow rate of the suction port by expanding the parallel mode, and can independently control the vacuum generation and destruction action by the vacuum generating solenoid valve and the vacuum breaking solenoid valve. Large capacity vacuum control device;

In order to achieve the above object, the present invention has a large-capacity vacuum control device with an expanded function, which comprises: a control device having an input port, a suction port, and a control air chamber, wherein the control air chamber can provide two vacuums. a position valve and a vacuum destruction two-position two-position valve, and a vacuum generating solenoid valve and a vacuum breaking solenoid valve connected to the control chamber and a vacuum pressure switch for detecting the degree of vacuum in the control device are disposed outside the control device, The control device is further connected with an expansion base, and at least one extension member is further disposed between the control device and the expansion base, and the expansion device is provided with an air inlet chamber, a suction chamber, and an exhaust chamber, and the air inlet chamber side wall Providing at least one vacuum generator that penetrates the suction chamber and the exhaust chamber, and the exhaust chamber is provided with a muffler to form a discharge port, and the input port communicates with the vacuum generating solenoid valve to the vacuum generation two a first valve port of the position valve, the first valve port communicates with the air inlet chamber to the discharge port, and the input port further connects the vacuum break solenoid valve to a second valve port of the vacuum break two port two position valve , the The second valve port is connected to an energy-saving holding passage having at least one check valve to the suction port, and the suction chamber can be connected with the energy-saving holding passage to the suction port, and the expansion device can increase the setting. The number of parallel connections of the vacuum generator and the flow rate of the suction port are multiplied, and the energy-saving holding passage is matched with the check valve to close, so that the suction port forms a vacuum holding state, and the vacuum breaking solenoid valve is driven to drive the vacuum breaking. The two-position valve allows the check valve to be opened, so that the vacuum holding state of the suction port can be quickly released.

For the purpose of this creation, the number of extensions is up to 1 or 2.

For the purpose of this creation, the number of vacuum generators is 1 to 6.

For the purpose of the fourth aspect of the present invention, the control device further includes a vacuum filter disposed at a junction of the suction port and the control device.

In general, based on this creation, the best possible embodiment, together with the drawings and detailed description, will increase the understanding of the creation;

First, please refer to Figures 1 to 6 of the figure. This creation is a large-capacity vacuum control device with expansion function. The structure includes: a control device (10) with an input port inside ( 12), a suction port (13), and a control air chamber (11), the control air chamber (11) is mainly used for a vacuum to generate a two-position two-position valve (21) and a vacuum destruction two-position two-position valve (31) setting, and the control device (10) is provided with a vacuum generating electromagnetic valve (20) and a vacuum breaking electromagnetic valve (30) connected to the control air chamber (11), and for detecting the control device (10) a vacuum pressure switch (40) within the degree of vacuum, which can be seen in the first embodiment by the vacuum generating solenoid valve (20) and the vacuum breaking solenoid valve (30);

From Fig. 2, the control device (10) and the docking station (60) can be seen, and the suction amount of the suction port (13) can be quickly adjusted to the most suitable demand by adding the expansion member (50) therein. And the construction of related links is not complicated;

Please use the 3rd to 5th drawings together with the AA section, the BB section, and the lower extension (50) and the extension base (60) of Fig. 1. It can be seen that an input port (12) is provided in the control device (10). On the left side, the input port (12) communicates with the air control chamber (11) to an air inlet chamber (51), and a suction port (13) is provided above the control device (10), and the suction port ( 13) communicating with a vacuum pressure switch (40) to an energy-saving holding passage (41) in the control device (10), the vacuum pressure switch (40) being mainly opened and closed by a vacuum signal (401), the energy saving is maintained The passage (41) is further provided with at least one check valve (411), and the check valve (411) adopts two settings in the present creation, and the condition is not limited;

The expansion member (50) is further provided with an air inlet chamber (51), and the side wall of the air inlet chamber (51) is further provided with two vacuum generators (54) extending through a suction chamber (52) and an exhaust chamber. (53), the exhaust chamber (53) further comprises a muffler (55) forming a discharge port (14), and the aforementioned intake chamber (51), suction chamber (52), and exhaust chamber (53) ) are disposed under the control device (10), and by the connection of the extension member (50) and the extension base (60), the vacuum generator (54) can be connected in multiple parallel manners. (13) the flow rate is increased, and the vacuum generating solenoid valve (20) and the vacuum breaking solenoid valve (30) are used to individually control the occurrence and destruction of the vacuum, and the suction port (13) and the control device (10) The connection is further provided with a vacuum filter (131) for vacuum filtration;

Please use the circuit diagram in the preparatory state as shown in Fig. 6. The vacuum generating solenoid valve (20), the vacuum generating two-position two-position valve (21), and the vacuum breaking solenoid valve (30) can be seen in the figure. ), and the vacuum destruction two-port two-position valve (31) are all closed and not activated.

Please refer to the figure 7-9, which is created in the vacuum state. When the input port (12) inputs compressed air, the vacuum generating solenoid valve will pass through the vacuum two-position two-position valve (21). 20), the vacuum generating solenoid valve (20) will be pushed downward and the first valve port (22) is opened to allow compressed air to enter the inlet chamber (51), and the expansion device of the creation setting is continued. (50) and the docking station (60) continue to flow, and finally discharged through the discharge port (14) provided by the muffler (55);

When passing through the suction chamber (52), the vacuum pressure switch (40) is opened and the suction port (13) is driven to draw atmospheric pressure from outside the control device (10), and the atmospheric pressure passes through the energy-saving holding passage (41). The check valve (411) flows into the suction chamber (52), thereby allowing the suction port (13) to generate vacuum suction, and the check valve (411) is set to two pieces in the present creation, but Without limiting its quantity;

Referring again to the figure shown in Figures 10 to 11, the creation is in the vacuum holding state. When the vacuum generation state reaches the vacuum degree preset target, the vacuum generation two-position two-position valve (21) will be changed from open to closed. The vacuum generating solenoid valve (20) is also turned off, and the vacuum suction in the energy saving holding passage (41) is closed by the check valve (411) and the vacuum pressure switch (40) is closed. The suction port (13) can still maintain the state of sucking the workpiece, so that the compressed air does not need to be continuously supplied to maintain the vacuum, thereby achieving the purpose of saving energy;

Referring again to Figures 12 to 14, the creation is in a vacuum-destroyed state. When the vacuum holding state needs to be broken, the compressed air will flow from the vacuum-destroyed two-position two-position valve (31) to the vacuum-destroying solenoid valve. After (30), the vacuum breaking solenoid valve (30) is again pushed downward and the second valve port (32) is opened to allow compressed air to pass through the energy saving holding passage (41) and the intake chamber (51), respectively The suction port (13) and the discharge port (14) are discharged, thereby releasing the vacuum destruction state;

In summary, the large-capacity vacuum control device with expansion function is mainly used with the expansion device (60) through the control device (10), and the expansion and the expansion device (50) are set according to the required suction amount to make the vacuum. The generator (54) can be used in parallel to increase the flow rate of the suction port (13), and the vacuum generating solenoid valve (20) is used to cooperate with the vacuum generating two-position two-position valve (21), and vacuum The damper solenoid valve (30) cooperates with the vacuum rupture two-position two-position valve (31) to form two groups of circuits to control vacuum generation and destruction, respectively, to obtain the effect of vacuum energy saving, and let the suction port (13) be used to adsorb the workpiece. It can maintain a certain amount of time for the corresponding action without continuously inputting a large amount of compressed air.

(10)‧‧‧Control devices

(11) ‧ ‧ control air chamber

(12)‧‧‧ Input port

(13)‧‧‧ Inhalation

(131)‧‧‧Vacuum filter

(14)‧‧‧Export

(20)‧‧‧Vacuum generating solenoid valve

(21) ‧‧‧Two-position two-position valve in vacuum

(22)‧‧‧First valve port

(30)‧‧‧Vacuum damage solenoid valve

(31)‧‧‧Vacuum damage two-position two-position valve

(32)‧‧‧Second valve port

(40)‧‧‧Vacuum pressure switch

(41) ‧‧‧Energy saving channel

(411)‧‧‧Check valve

(50) ‧‧‧Extensions

(51)‧‧‧Intake room

(52)‧‧‧ Intake chamber

(53)‧‧‧Exhaust chamber

(54)‧‧‧ Vacuum generator

(55)‧‧‧Muffler

(60)‧‧‧Expansion base

[Fig. 1] is a perspective view of the creation.  [Fig. 2] is a schematic diagram of the combination of the control device and the extension of the present creation.  [Fig. 3] is a schematic cross-sectional view taken along line A-A of the preparation state shown in Fig. 1.  [Fig. 4] is a schematic cross-sectional view of the B-B created in the state of preparation of Fig. 1.  [Fig. 5a] is a schematic cross-sectional view of the extension of the creation state in preparation.  [Fig. 5b] is a schematic cross-sectional view of the extension of the creation state in preparation.  [Fig. 5c] is a schematic cross-sectional view of the docking station in the state of preparation.  [Fig. 6] is a schematic diagram of the circuit in which the creation is in a ready state.  [Fig. 7] is a schematic cross-sectional view of the creation of a vacuum.  [Fig. 8a] is a schematic cross-sectional view of an extension piece created in a vacuum state.  [Fig. 8b] is a schematic cross-sectional view of an extension piece created in a vacuum state.  [Fig. 8c] is a schematic cross-sectional view of the expansion base created in a vacuum state.  [Fig. 9] is a schematic diagram of a circuit created in a vacuum state.  [Fig. 10] is a schematic cross-sectional view of the creation in a vacuum holding state.  [Fig. 11] is a schematic diagram of a circuit created in a vacuum holding state.  [Fig. 12] is a schematic cross-sectional view of the creation in a vacuum-destroyed state.  [Fig. 13a] is a schematic cross-sectional view of an extension piece created in a vacuum-destroyed state.  [Fig. 13b] is a schematic cross-sectional view of the extension piece created in a vacuum-destroyed state.  [Fig. 13c] is a schematic cross-sectional view of the expansion base created in a vacuum-destroyed state.  [Fig. 14] is a schematic diagram of a circuit created in a vacuum-destroyed state.  [Fig. 15] is a schematic diagram of a conventional technique.  

Claims (4)

A large-capacity vacuum control device with an extended function, comprising:  a control device (10) having an input port (12), a suction port (13), and a control air chamber (11), the control air chamber (11) being capable of generating a vacuum two-position two-position valve (21) and a vacuum destruction two-port two-position valve (31), and the control device (10) is provided with a vacuum generating solenoid valve (20) and a vacuum breaking solenoid valve connected to the control chamber (11) (30), and a vacuum pressure switch (40) for detecting the degree of vacuum in the control device (10), characterized in that the control device (10) is further coupled with an expansion base (60), the control device (10) at least one or more expansion members (50) are disposed between the expansion base (60), and an expansion chamber (51) and an air suction chamber (52) are disposed in the expansion member (50). And an exhaust chamber (53), the side wall of the inlet chamber (51) is provided with at least one vacuum generator (54) penetrating the suction chamber (52) and the exhaust chamber (53), and the exhaust The chamber (53) is provided with a muffler (55) forming a discharge port (14), and the input port (12) communicates with the vacuum generating solenoid valve (20) to the vacuum generating two-position two-position valve (21) a valve port (22), the first valve port (22) is connected to the inlet chamber (51) to the An outlet (14), the input port (12) further connecting the vacuum breaking solenoid valve (30) to a second valve port (32) of the vacuum breaking two-position two-position valve (31), the second valve port ( 32) communicating with an energy-saving holding passage (41) having at least one check valve (411) to the suction port (13), the suction chamber (52) being capable of supporting the check valve (411) and the energy saving The holding passage (41) is connected to the suction port (13), and the setting is increased by the expansion member (50), so that the parallel flow amount of the vacuum generator (54) and the flow rate of the suction port (13) are multiplied, and supplemented by the The energy-saving holding passage (41) is closed with the check valve (411) to make the suction port (13) form a vacuum holding state, and the vacuum breaking solenoid valve (30) is further driven to drive the vacuum breaking two-position two-position valve (31). The check valve (411) of the energy-saving holding passage (41) can be opened, so that the vacuum holding state of the suction port (13) can be quickly released.   According to the large-capacity vacuum control device with the expanded function described in claim 1, the number of the expansion members is 1 to 2. The large-capacity vacuum control device with the expanded function according to claim 1 of the patent application, wherein the number of the vacuum generators is 1 to 6. According to the large-capacity vacuum control device with the extended function described in claim 1, wherein the control device (10) further includes: a vacuum filter (131) disposed at the suction port (13) and the The connection in the control device (10).