CN114509244A - Nozzle plate testing device - Google Patents

Abstract

The invention discloses a nozzle plate testing device which comprises a bottom plate, a detection assembly for detecting the air injection condition of each air injection port, an adapter plate, an air supply joint and a driving module, wherein the nozzle plate is detachably arranged on the bottom plate; the detection assembly is arranged on the bottom plate; a plurality of spaced vent holes are formed in the adapter plate, and each air jet is communicated with at least one vent hole; the air supply joint is communicated with the plurality of air vents in a switching way so as to guide air to the corresponding air vents; the driving module is connected with the air supply connector and drives the air supply connector to move so as to be communicated with the plurality of vent holes in a switching mode. The nozzle plate testing device can realize automatic gas supply, and improves gas supply efficiency and gas supply accuracy (including gas supply quantity accuracy and gas supply position accuracy), thereby improving detection efficiency and detection accuracy.

Description

Nozzle plate testing device

Technical Field

The invention relates to the technical field of testing, in particular to a nozzle plate testing device.

Background

In the test technology field, the test to the nozzle plate is manual test mostly, need the manual work will give the gas head insert with the air jet that the nozzle plate that needs the test corresponds on, from this, need extravagant a large amount of plugs give the time of gas head, moreover, manual operation indefinite factor is more, inefficiency, fault rate are big, give the gas not enough or give the wrong position easily, and then lead to the mistake of test result.

Disclosure of Invention

The invention provides a nozzle plate testing device which has the advantages of high testing efficiency and accurate testing result.

According to the nozzle plate testing device provided by the embodiment of the invention, a plurality of air injection ports are arranged at intervals on the nozzle plate, the testing device comprises a bottom plate, a detection assembly for detecting the air injection condition of each air injection port, a transfer plate, an air supply joint and a driving module, and the nozzle plate is detachably mounted on the bottom plate; the detection assembly is arranged on the bottom plate; a plurality of spaced vent holes are formed in the adapter plate, and each air jet is communicated with at least one vent hole; the air supply connector is communicated with the plurality of vent holes in a switching manner so as to switch to guide air to the corresponding vent holes; the driving module is connected with the air supply connector and drives the air supply connector to move so as to be communicated with the plurality of vent holes in a switching mode.

According to the nozzle plate testing device provided by the embodiment of the invention, the driving module is connected with the air supply joint, so that the driving module can drive the air supply joint to move, and the air supply joint can be switched and communicated with each vent hole. From this, testing arrangement can realize automatic giving gas, can remove the manual work and will give the step of gas connector plug in the air vent, has avoided artifical error, has improved for gas efficiency and accuracy of giving gas (including for gas volume accuracy and give gas position accuracy) to can improve detection efficiency and detection accuracy.

In some embodiments, the driving module comprises a first driving component, and the first driving component is connected with the gas supply joint to drive the gas supply joint to move in the up-and-down direction; the second driving assembly is connected with the gas supply joint to drive the gas supply joint to move in a horizontal plane.

In some embodiments, the second driving assembly comprises a first linear driving member and a second linear driving member, the first linear driving member is arranged on the bottom plate and comprises a first movable part capable of moving along a first linear direction; the second linear direction driving piece is arranged on the first movable part and comprises a second movable part capable of moving along a second linear direction; the first driving assembly is arranged on the second movable part, wherein the first linear direction and the second linear direction are vertically arranged.

In some embodiments, the first linear drive comprises: the rack plate is arranged on the bottom plate and extends along the first straight line direction; a gear engaged with the rack plate to move in the first linear direction; the first driving motor is connected with the gear to drive the gear to rotate and move along with the gear, and the first driving motor is arranged on the first movable part to drive the first movable part to move.

In some embodiments, the second linear direction drive comprises: the second driving motor is arranged on the first movable part; the second movable part is matched with the first lead screw to move along the second linear direction.

In some embodiments, the testing device further comprises a gas feed device adapted to communicate with an external gas source, the gas feed device communicating with the gas feed connection.

In some embodiments, the detection assembly is movably disposed on the bottom plate to detect the air injection condition of each air injection port, and the testing device further includes a position adjustment assembly connected to the detection assembly to drive the detection assembly to move.

In some embodiments, the position adjustment assembly comprises: the third driving motor is arranged on the bottom plate; the third driving motor is connected to the second lead screw so as to drive the second lead screw to rotate; and the fourth movable part is matched with the second lead screw to move along the arrangement direction of the plurality of air nozzles, and the detection assembly is arranged on the fourth movable part.

In some embodiments, the testing device further comprises a height adjusting assembly, wherein the height adjusting assembly is arranged on the position adjusting assembly, and the height adjusting assembly is connected with the detection assembly to adjust the height of the detection assembly.

In some embodiments, the testing device further includes an electrical box electrically connected to the driving module, the bottom plate is disposed on the electrical box, and the electrical box includes: the first operation key is used for controlling the on-off of a circuit of the testing device; the second operation key is electrically connected with the driving module to control the driving module to run or stop; the upper computer is electrically connected with the driving module to control the running state of the driving module.

Additional aspects and advantages of the invention will be set forth in part in the description which follows and, in part, will be obvious from the description, or may be learned by practice of the invention.

Drawings

The above and/or additional aspects and advantages of the present invention will become apparent and readily appreciated from the following description of the embodiments, taken in conjunction with the accompanying drawings of which:

FIG. 1 is a schematic structural diagram of a nozzle plate testing apparatus according to an embodiment of the present invention;

FIG. 2 is a schematic view of another angled configuration of a nozzle plate testing apparatus according to an embodiment of the present invention;

FIG. 3 is a schematic view of the assembly of a positioning device with a nozzle plate according to an embodiment of the invention;

FIG. 4 is a schematic structural diagram of an interposer according to an embodiment of the present invention;

fig. 5 is a schematic view of an assembly of a bulkhead feed-through fitting and an adapter plate according to an embodiment of the invention.

Reference numerals:

the test apparatus 100, nozzle plate 200, gas injection ports 201,

the bottom plate (1) is provided with a plurality of grooves,

the detection assembly (2) is provided with a detection component,

the adapter plate 3, the vent hole 31, the first bore section 311, the second bore section 312,

the air-feeding joint (4) is provided with a gas-feeding joint,

the drive module (5) is provided with a drive module,

a first driving assembly 51, a cylinder body 511, an actuating member 512, a movable portion 513,

the second drive assembly 52 is provided with a second drive element,

a first linear direction driving member 521, a first movable member 5211, a rack plate 5212, a gear 5213, a first driving motor 5214,

a second linear direction driving member 522, a second movable member 5221, a second driving motor 5222, a first lead screw 5223,

the gas supply device 6, the spout valve outlet 61, the communicating tube 62,

a position adjusting component 7, a third driving motor 71, a second lead screw 72, a fourth movable component 73, a belt wheel component 74, a first belt wheel 741, a second belt wheel 742, a guide shaft 75, a mounting block 76, a slide block 77, a connecting piece 78,

the height-adjustment assembly (8) is,

an electric box 9, a first operation key 91, a second operation key 92, an upper computer 93,

the partition through joint 10, the pressing part 110, the connecting pipe 120,

the positioning device 20, the first positioning member 210, the second positioning member 220, the third positioning member 230,

a first linear direction F1, and a second linear direction F2.

Detailed Description

Reference will now be made in detail to embodiments of the present invention, examples of which are illustrated in the accompanying drawings, wherein like or similar reference numerals refer to the same or similar elements or elements having the same or similar function throughout. The embodiments described below with reference to the accompanying drawings are illustrative only for the purpose of explaining the present invention, and are not to be construed as limiting the present invention.

A nozzle plate testing apparatus 100 according to an embodiment of the present invention is described below with reference to the accompanying drawings. The nozzle plate 200 may be mounted on a material removing device (such as a color sorter) in practical use, and may be used for material screening, for example, to remove materials that do not need to be retained, and to blow away the materials that do not need to be retained by using an air flow. The nozzle plate 200 is provided with a plurality of spaced air nozzles 201, and the air nozzles 201 can eject air flow to blow away materials which are not required to be retained. Whether the air outlet of the air outlet 201 is smooth and directly influences the quality of the screened materials, the testing device 100 can test the nozzle plate 200, and the air outlet condition of each air outlet 201 is detected.

As shown in fig. 1 to 2, according to a nozzle plate testing apparatus 100 of an embodiment of the present invention, the testing apparatus 100 includes a base plate 1, a detection assembly 2 for detecting a gas ejection condition of each gas ejection port 201, an adapter plate 3, a gas supply connector 4, and a driving module 5.

Specifically, referring to fig. 1-2, the nozzle plate 200 is detachably mounted on the base plate 1, the detecting assembly 2 is disposed on the base plate 1, the adapter plate 3 is provided with a plurality of spaced vent holes 31, each air vent 201 is communicated with at least one vent hole 31, the air supply connector 4 is communicated with the vent holes 31 to switch air supply to the corresponding vent holes 31, the driving module 5 is connected with the air supply connector 4, and the driving module 5 drives the air supply connector 4 to move to be communicated with the vent holes 31.

It will be appreciated that when it is desired to test the nozzle plate 200, the nozzle plate 200 is mounted on the base plate 1, and when the test is completed, the nozzle plate 200 is removed from the base plate 1, and the nozzle plate 200 is removably mounted on the base plate 1 to facilitate mounting and removal of the nozzle plate 200, so that the test apparatus 100 can be used universally, and the test apparatus 100 can test nozzle plates 200 of various specifications. The base plate 1 may also serve as a support for the test assembly 2, the adapter plate 3, the air feed connections 4, the drive module 5 and other components of the test apparatus 100.

Wherein, when detecting component 2 detects the jet-propelled condition of every jet-propelled mouth 201, need to the air feed of jet-propelled mouth 201, so that jet-propelled mouth 201 can the blowout air current, the air supply can be to air vent 31 air feed for air connector 4 and adapter plate 3's air vent 31 intercommunication, air vent 31 and jet-propelled mouth 201 intercommunication can be with air current direction jet-propelled mouth 201, therefore, jet-propelled mouth 201 can the blowout air current, detecting component 2 can judge the smooth and easy degree of giving vent to anger of jet-propelled mouth 201 according to the air current of jet-propelled mouth 201 blowout, and then discern the not good jet-propelled mouth 201 of effect of giving vent to anger. The detection assembly 2 can detect parameters of the airflow ejected from the air nozzle 201, such as waveform, flow rate, speed, etc., and the specific detection items of the detection assembly 2 are not limited too much, so long as the items that can determine the air outlet condition of the air nozzle 201 through detection can fall within the protection scope of the present invention.

As an achievable way, the detection module 2 can automatically analyze the detection result and generate conclusion data, so that the detection personnel can intuitively know the air outlet condition of the air outlet 201, thereby saving the time for manually recording data, and avoiding the misjudgment of the air outlet condition of the air outlet 201 due to the error of manual recording. Of course, the detecting component 2 may also only perform the detecting function, and the data is recorded manually, and the function of the detecting component 2 is not limited too much here.

The adapter plate 3 is provided with a plurality of spaced vent holes 31, each air jet 201 is communicated with at least one vent hole 31, that is, each air jet 201 can be communicated with one vent hole 31, therefore, one vent hole 31 can supply air to the corresponding air jet 201, and the air jet 201 can eject airflow during detection; every air vent 201 also can communicate with a plurality of air vents 31, from this, can increase the air supply volume of every air vent 201, has sufficient tolerance when guaranteeing every air vent 201 to detect for detect more accurately, smoothly. The air supply connector 4 is communicated with the plurality of vent holes 31 in a switching mode, so that the air supply connector 4 can be communicated with each vent hole 31 on the adapter plate 3 in a switching mode, air can be guided to each vent hole 31, air can be sequentially guided into all the air nozzles 201, the purpose of supplying air to the air nozzles 201 of the whole nozzle plate 200 is achieved, the driving module 5 is connected with the air supply connector 4, and the driving module 5 can drive the air supply connector 4 to move to be communicated with each vent hole 31 in a switching mode. From this, testing arrangement 100 can realize automatic giving gas, can remove the manual work and connect 4 plug in the step of air vent 31 with giving gas, has avoided artifical error, has improved for gas efficiency and accuracy (including for gas volume accuracy and for gas position accuracy) to can improve detection efficiency and detection accuracy.

Among the correlation technique, the test to the nozzle plate is manual test mostly, need the manual work will insert for the gas connector on the air jet that corresponds with the nozzle plate that needs the test, from this, need extravagant a large amount of plugs time of giving the gas connector, moreover, manual operation indefinite factor is more, and inefficiency, fault rate are big, give the gas not enough or give the wrong position easily, and then lead to the mistake of test result.

In contrast, according to the nozzle plate testing apparatus 100 of the embodiment of the present invention, the driving module 5 is connected to the air feed joint 4 so that the driving module 5 can drive the air feed joint 4 to move so that the air feed joint 4 can be switched to communicate with each vent hole 31. From this, testing arrangement 100 can realize automatic giving gas, can remove the manual work and connect 4 plug in the step of air vent 31 with giving gas, has avoided artifical error, has improved for gas efficiency and accuracy (including for gas volume accuracy and for gas position accuracy) to can improve detection efficiency and detection accuracy.

In some embodiments of the present invention, referring to fig. 1-2, the driving module 5 may include a first driving assembly 51 and a second driving assembly 52, the first driving assembly 51 is connected to the air feeding connector 4 to drive the air feeding connector 4 to move in the up-and-down direction, and the second driving assembly 52 is connected to the air feeding connector 4 to drive the air feeding connector 4 to move in the horizontal plane. It should be noted that the vent holes 31 on the adapter plate 3 may be arranged in multiple rows and multiple columns, the second driving assembly 52 drives the air supply connector 4 to move in the horizontal plane so that the air supply connector 4 may move to the position of each vent hole 31, and the first driving assembly 51 drives the air supply connector 4 to move up and down so that the air supply connector 4 may be inserted into and pulled out of the vent holes 31 conveniently.

As shown in fig. 1-2, according to some embodiments of the present invention, the second driving assembly 52 may include a first linear driving member 521 and a second linear driving member 522, the first linear driving member 521 is disposed on the base plate 1 and includes a first movable member 5211 movable along a first linear direction F1; the second linear direction driver 522 is provided on the first movable member 5211, the second linear direction driver 522 including a second movable member 5221 movable in a second linear direction F2; the first driving assembly 51 is disposed on the second movable member 5221, wherein the first linear direction F1 and the second linear direction F2 are perpendicularly disposed.

It can be understood that the first movable member 5211 can drive the second linear direction driving member 522 to move along the first linear direction F1, and at the same time, drive the second movable member 5221 to move along the first linear direction F1, so that the second movable member 5221 can drive the first driving assembly 51 to move along the first linear direction F1 and also along the second linear direction F2, and since the first driving assembly 51 is connected to the air supply connector 4, the air supply connector 4 can be driven to move along the first linear direction F1 and also along the second linear direction F2, thereby facilitating the movement of the air supply connector 4 to the position of each vent hole 31.

Referring to fig. 2, according to some embodiments of the present invention, the first linear direction driver 521 may include a rack plate 5212, a gear 5213 and a first driving motor 5214, the rack plate 5212 being provided to the base plate 1 and extending in a first linear direction F1; the gear 5213 is engaged with the rack plate 5212 to move in the first linear direction F1; the first driving motor 5214 is connected to the gear 5213 so as to drive the gear 5213 to rotate and move along with the gear 5213, and the first driving motor 5214 is disposed on the first movable member 5211 so as to drive the first movable member 5211 to move.

Wherein the first driving motor 5214 can drive the gear 5213 to rotate, the gear 5213 can be engaged with the rack plate 5212 fixed on the bottom plate 1, so that the gear 5213 can move along the extending direction of the rack plate 5212 (i.e., the first linear direction F1), the movement of the gear 5213 can drive the first driving motor 5214 connected with the gear to move along the first linear direction F1, and the first driving motor 5214 can drive the first movable member 5211 connected with the gear to move along the first linear direction F1. Thus, the first linear direction driver 521 can realize the movement of the first movable part 5211 in the first linear direction F1. In addition, the rotational motion of the first driving motor 5214 can be converted into the linear motion of the first movable member 5211 by using the gear 5213 and rack plate 5212 for transmission, thereby facilitating the spatial arrangement of the first driving motor 5214, gear 5213, rack plate 5212 and first movable member 5211, and the gear 5213 and rack plate 5212 have high transmission efficiency and long service life.

In some embodiments of the present invention, in conjunction with fig. 1, the second linear direction driving member 522 may include a second driving motor 5222 and a first lead screw 5223, the second driving motor 5222 is disposed on the first movable member 5211, the second driving motor 5222 is connected with the first lead screw 5223 to drive the first lead screw 5223 to rotate, and the second movable member 5221 is engaged with the first lead screw 5223 to move along the second linear direction F2. The second driving motor 5222 drives the first lead screw 5223 to rotate, and the first lead screw 5223 can drive the second movable member 5221 to move along the second linear direction F2 by being engaged with the second movable member 5221. Since the second driving motor 5222 is disposed on the first movable member 5211, the first movable member 5211 can drive the second linear driving member 522 to move along the first linear direction F1 as a whole, and also drive the second movable member 5221 to move along the first linear direction F1, so that the second movable member 5221 can move along both the first linear direction F1 and the second linear direction F2.

According to some embodiments of the present invention, referring to fig. 1-2, the first driving assembly 51 may include a cylinder body 511, an actuating member 512 and a movable portion 513, the cylinder body 511 is connected to the second movable portion 5221, the actuating member 512 is disposed in the cylinder body 511, and the movable portion 513 is connected to the actuating member 512, it can be understood that the cylinder body 511 may drive the actuating member 512 to move up and down, the actuating member 512 may drive the movable portion 513 to move up and down, and the air supply connector 4 is disposed on the movable portion 513, so that the air supply connector 4 may move up and down.

In some embodiments of the present invention, as shown in fig. 1, the testing device 100 further comprises an air supply device 6 adapted to communicate with an external air source, specifically, the air supply device 6 may be connected to the second movable component 5221, or may be disposed on another component, and the air supply device 6 communicates with the air supply connector 4. Specifically, the air supply device 6 may be a spray valve, one side of the spray valve is connected to an external air source, the spray valve includes a spray valve outlet 61, and the spray valve outlet 61 is communicated with the air supply connector 4. Thus, the air supply device 6 can input the air flow to the air supply connector 4, the air supply device 6 is connected to the second movable part 5221 so that the air supply device 6 can move along with the second movable part 5221, and since the first driving assembly 51 is also connected to the second movable part 5221, the air supply connector 4 is connected to the first driving assembly 51 so that the air supply device 6 and the air supply connector 4 can move synchronously, thereby facilitating the connection of the air supply device 6 and the air supply connector 4.

Further, referring to fig. 1, the gas supply device 6 and the gas supply joint 4 may be communicated through a communication pipe 62, and the gas supply device 6 and the gas supply joint 4 move synchronously so that the length of the communication pipe 62 may be short, whereby the communication pipe 62 may be saved; meanwhile, the problem of pulling the communication pipe 62 does not exist, and the service life of the communication pipe 62 can be prolonged; in addition, the problem that the air supply function is invalid due to the fact that the air supply device 6 is not moved, the communicating pipe 62 moves along with the air supply connector 4, and the communicating pipe 62 is hooked with other components can be avoided, and therefore the communicating pipe 62 is pulled out of the air supply device 6 or the air supply connector 4.

In some embodiments of the present invention, as shown in fig. 4 to 5, the testing device 100 further includes a partition through connector 10, pressing portions 110 are provided at two ends of the partition through connector 10, each pressing portion 110 can work separately, and when the pressing portion 110 is pressed down, a component to be inserted into the partition through connector 10 can be easily inserted, and a component to be pulled out of the partition through connector 10 can be easily pulled out. The vent hole 31 includes a first hole section 311 and a second hole section 312, the diameter of the first hole section 311 is larger than the diameter of the second hole section 312, so as to form a stop portion at an end of the first hole section 311 close to the second hole section 312, the partition plate through connector 10 is disposed at the first hole section 311, and the pressing portion 110 at an end of the partition plate through connector 10 stops against the stop portion.

It should be noted that one end of the partition through-joint 10 near the second hole section 312 may communicate with the gas supply joint 4, and the other end of the partition through-joint 10 may communicate with the gas ejection port 201, for example, may communicate with the gas ejection port 201 through the connection pipe 120, so that the partition through-joint 10 may guide the gas flow in the gas supply joint 4 to the gas ejection port 201. The pressing part 110 at one end of the partition plate through joint 10 abuts against the abutting part, so that the pressing part 110 is pressed, thereby facilitating the insertion and extraction of the partition plate through joint 10 into and out of the air supply joint 4; the pressing portion 110 at the other end of the partition straight-through joint 10 is not pressed, so that the connecting tube 120 inserted into the partition straight-through joint 10 can be clamped, and the situation that the connecting tube 120 is loosened from the partition straight-through joint 10 and airflow cannot be input to the air outlet 201 can be avoided.

According to some embodiments of the present invention, in conjunction with fig. 2, the detecting assembly 2 is movably disposed on the base plate 1 to detect the air injection condition of each air injection port 201, and the testing device 100 further includes a position adjusting assembly 7, wherein the position adjusting assembly 7 is connected to the detecting assembly 2 to drive the detecting assembly 2 to move. It is understood that the detection assembly 2 is movable on the base plate 1 so that the detection assembly 2 can detect the air injection condition of each air injection port 201, and the position adjusting assembly 7 can provide power for the detection assembly 2 to drive the detection assembly 2 to move.

As shown in fig. 2, in some embodiments of the present invention, the position adjusting assembly 7 includes a third driving motor 71, a second lead screw 72, and a fourth movable member 73, the third driving motor 71 is disposed on the bottom plate 1, the third driving motor 71 is connected to the second lead screw 72 to drive the second lead screw 72 to rotate, the fourth movable member 73 is engaged with the second lead screw 72 to move along the arrangement direction of the plurality of air injection ports 201, and the detecting assembly 2 is disposed on the fourth movable member 73. Wherein, third driving motor 71 can drive second lead screw 72 and rotate, and second lead screw 72 can extend along the direction of arranging of a plurality of air jets 201, and second lead screw 72 rotates and drives fourth movable part 73 and arrange the direction removal along a plurality of air jets 201, and then drives the direction of arranging of detecting component 2 along a plurality of air jets 201 and remove, and from this, the jet-propelled condition that detecting component 2 detected every air jet 201 can be convenient for.

Further, referring to fig. 2, the third driving motor 71 and the second lead screw 72 may be connected by a pulley assembly 74, the pulley assembly 74 includes a first pulley 741, a second pulley 742 and a belt, the third driving motor 71 is connected to the first pulley 741, the first pulley 741 and the second pulley 742 are connected by the belt, and the second lead screw 72 is connected to the second pulley 742, such that the third driving motor 71 drives the first pulley 741 to rotate, the first pulley 741 drives the second pulley 742 to rotate by the belt, and the second pulley 742 drives the second lead screw 72 to rotate. The provision of the pulley assembly 74 may facilitate the spatial arrangement of the position adjustment assembly 7, reducing the volume of the testing device 100 in the direction of arrangement of the plurality of air ejection ports 201.

Further, referring to fig. 2, the position adjusting assembly 7 may further include a guide shaft 75, the guide shaft 75 is fixed on the bottom plate 1 through a mounting block 76, a sliding block 77 is sleeved on the guide shaft 75, the sliding block 77 is connected with the fourth movable component 73 through a connecting member 78, and the guide shaft 75 may provide a guiding function for the fourth movable component 73, so that the fourth movable component 73 may stably and reliably move along the second lead screw 72.

In some embodiments of the present invention, as shown in fig. 2, the testing device 100 further comprises a height adjusting assembly 8, wherein the height adjusting assembly 8 is disposed on the position adjusting assembly 7, and the height adjusting assembly 8 is connected to the detecting assembly 2 to adjust the height of the detecting assembly 2. It can be understood that the height adjusting assembly 8 is arranged on the position adjusting assembly 7 so that the height adjusting assembly 8 can move along with the position adjusting assembly 7, specifically, the height adjusting assembly 8 can be arranged on the fourth movable part 73 and move along with the fourth movable part 73 along the arrangement direction of the plurality of air nozzles 201, and the height adjusting assembly 8 can also adjust the height of the detecting assembly 2, thereby enabling the detecting assembly 2 to move to the center of the air nozzle 201 more accurately, and further enabling the air injection condition of the air nozzle 201 to be detected more accurately. In addition, the position of the detection assembly 2 is adjusted by the position adjusting assembly 7 and the height adjusting assembly 8 together, so that the detection assembly 2 can accurately move to any position of the air nozzle 201, and further research and development personnel can obtain the air injection condition in the area of the air nozzle 201, such as the pressure distribution condition.

According to some embodiments of the present invention, referring to fig. 3, the testing apparatus 100 further includes a positioning apparatus 20 for positioning the nozzle plate 200, the positioning apparatus 20 including a first positioning member 210 for restricting movement of the nozzle plate 200 in a first linear direction F1, a second positioning member 220 for restricting movement of the nozzle plate 200 in a second linear direction F2, and a third positioning member 230 for restricting movement of the nozzle plate 200 in an up-down direction. From this, nozzle plate 200 can place on bottom plate 1 steadily, is convenient for detecting component 2 to find the central point of air jet 201 and puts to can promote detecting component 2 to the accuracy that the jet-propelled condition of air jet 201 was measured.

In some embodiments of the present invention, referring to fig. 2, the testing device 100 further includes an electrical box 9 electrically connected to the driving module 5, the bottom board 1 is disposed on the electrical box 9, the electrical box 9 includes a first operation key 91, a second operation key 92 and an upper computer 93, the first operation key 91 can be used to control the on/off of the circuit of the testing device 100, for example, pressing an open key of the first operation key 91 can turn on the circuit of the testing device 100, so that the testing device 100 can start to work; pressing the power-off key of the first operation keys 91 may open the circuit of the test apparatus 100 so that the test apparatus 100 cannot operate.

The second operation key 92 may be electrically connected to the driving module 5 to control the driving module 5 to operate or stop, where the second operation key 92 may be used to start and stop the driving module 5, and the emergency stop may quickly power off each motor of the driving module 5, so that when an accident occurs, the casualty probability of people may be reduced.

The host computer 93 can be connected with drive module 5 electricity in order to control drive module 5's running state, and the host computer 93 can include operating panel, shows operating button on the operating panel, through operating button, can open and stop drive module 5's each motor, and from this, drive module 5 can drive and give air connector 4 motion to each air vent 31 to give each air vent 31 air feed, also can stop to drive and give air connector 4 motion.

The upper computer 93 can also be electrically connected with the position adjusting component 7 to control the running state of the position adjusting component 7; the upper computer 93 can also be electrically connected with the height adjusting assembly 8 to control the operating state of the height adjusting assembly 8. The upper computer 93 is electrically connected with the position adjusting component 7 and the height adjusting component 8 by controlling the corresponding motors to start or stop, which is not described herein again.

Host computer 93 can also be connected with the detecting component 2 electricity, and the jet-propelled condition of control detecting component 2 detection air jet 201 to show detecting component 2's conclusion data on operating panel, the technique personnel of being convenient for see the jet-propelled condition of air jet 201 directly perceivedly, and then can judge the smooth and easy degree of giving vent to anger of air jet 201, to the air jet 201 maintenance or the maintenance that have the problem.

In the description of the present invention, it is to be understood that the terms "central," "longitudinal," "lateral," "length," "width," "thickness," "upper," "lower," "front," "rear," "left," "right," "vertical," "horizontal," "top," "bottom," "inner," "outer," "clockwise," "counterclockwise," "axial," "radial," "circumferential," and the like are used in the orientations and positional relationships indicated in the drawings for convenience in describing the invention and to simplify the description, and are not intended to indicate or imply that the referenced devices or elements must have a particular orientation, be constructed and operated in a particular orientation, and are therefore not to be considered limiting of the invention. Furthermore, a feature defined as "first" or "second" may explicitly or implicitly include one or more of that feature. In the description of the present invention, "a plurality" means two or more unless otherwise specified.

In the description of the present invention, it should be noted that, unless otherwise explicitly specified or limited, the terms "mounted," "connected," and "connected" are to be construed broadly, e.g., as meaning either a fixed connection, a removable connection, or an integral connection; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meanings of the above terms in the present invention can be understood in a specific case to those of ordinary skill in the art.

In the description herein, references to the description of the term "one embodiment," "some embodiments," "an illustrative embodiment," "an example," "a specific example," or "some examples" or the like mean that a particular feature, structure, material, or characteristic described in connection with the embodiment or example is included in at least one embodiment or example of the invention. In this specification, the schematic representations of the terms used above do not necessarily refer to the same embodiment or example. Furthermore, the particular features, structures, materials, or characteristics described may be combined in any suitable manner in any one or more embodiments or examples.

While embodiments of the invention have been shown and described, it will be understood by those of ordinary skill in the art that: various changes, modifications, substitutions and alterations can be made to the embodiments without departing from the principles and spirit of the invention, the scope of which is defined by the claims and their equivalents.

Claims (10)

1. A nozzle plate testing apparatus having a plurality of spaced apart gas orifices in a nozzle plate, the testing apparatus comprising:

a base plate to which the nozzle plate is detachably attached;

the detection assembly is used for detecting the air injection condition of each air injection port and is arranged on the bottom plate;

the adapter plate is provided with a plurality of spaced vent holes, and each air jet is communicated with at least one vent hole;

the air supply joint is communicated with the plurality of vent holes in a switching manner so as to switch to guide air to the corresponding vent holes;

the driving module is connected with the air supply connector and drives the air supply connector to move so as to be communicated with the plurality of vent holes in a switching mode.

2. A nozzle plate testing apparatus according to claim 1, wherein the drive module comprises a first drive assembly connected to the gas feed connection for driving the gas feed connection to move in an up-down direction;

the second driving assembly is connected with the gas supply joint to drive the gas supply joint to move in a horizontal plane.

3. The apparatus for testing a nozzle plate of claim 2, wherein the second drive assembly includes a first linear drive member and a second linear drive member, the first linear drive member being provided on the base plate and including a first movable member movable in a first linear direction;

the second linear direction driving piece is arranged on the first movable part and comprises a second movable part capable of moving along a second linear direction;

the first driving assembly is arranged on the second movable part, wherein the first linear direction and the second linear direction are vertically arranged.

4. A nozzle plate testing apparatus according to claim 3, wherein said first linear drive comprises:

the rack plate is arranged on the bottom plate and extends along the first straight line direction;

a gear engaged with the rack plate to move in the first linear direction;

the first driving motor is connected with the gear to drive the gear to rotate and move along with the gear, and the first driving motor is arranged on the first movable part to drive the first movable part to move.

5. A nozzle plate testing apparatus according to claim 3, wherein said second linear direction drive comprises:

the second driving motor is arranged on the first movable part;

the second movable part is matched with the first lead screw to move along the second linear direction.

6. A nozzle plate testing apparatus according to claim 3, further comprising a gas feed device adapted to communicate with an external gas source, the gas feed device communicating with the gas feed junction.

7. A nozzle plate testing apparatus according to claim 1, wherein said sensing assembly is movably disposed on said base plate to sense the gas ejection from each of said gas ejection ports, said testing apparatus further comprising a position adjustment assembly coupled to said sensing assembly to drive movement of said sensing assembly.

8. A nozzle plate testing apparatus according to claim 7, wherein the position adjustment assembly comprises:

the third driving motor is arranged on the bottom plate;

the third driving motor is connected to the second lead screw so as to drive the second lead screw to rotate;

and the fourth movable part is matched with the second lead screw to move along the arrangement direction of the plurality of air nozzles, and the detection assembly is arranged on the fourth movable part.

9. A nozzle plate testing apparatus according to claim 7, further comprising a height adjustment assembly provided on said position adjustment assembly, said height adjustment assembly being connected to said sensing assembly to adjust the height of said sensing assembly.

10. A nozzle plate testing apparatus according to any one of claims 1 to 9, further comprising an electrical box electrically connected to the drive module, the base plate being provided to the electrical box, the electrical box comprising:

the first operation key is used for controlling the on-off of a circuit of the testing device;

the second operation key is electrically connected with the driving module to control the driving module to run or stop;

the upper computer is electrically connected with the driving module to control the running state of the driving module.

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