Multi-channel detection flow guide device of airflow sensor

Abstract

The utility model discloses an airflow sensor multichannel detection guiding device, which relates to the airflow sensor detection field and comprises a workbench, a mounting rack is fixedly mounted on the left of the top of the workbench, a lifting cylinder is fixedly mounted on the front side of the mounting rack, and a mounting block is fixedly mounted below the lifting cylinder. And a spring suction cup is fixedly mounted outside the mounting block, a rotating assembly is movably mounted on the right side of the interior of the workbench, and a carrying disc assembly is fixedly mounted at the top of the rotating assembly. According to the utility model, a plurality of airflow sensors are placed in the sensor placing groove position through the manipulator, the spring sucker and the rotary table are in stable contact to form a closed channel, and detection negative pressure airflow is injected into the channel I through the sucker connecting hole for detection, so that the plurality of airflow sensors can be detected synchronously, and the detection accuracy is improved through effective cooperative control. And the testing precision is guaranteed, and meanwhile, the separation efficiency is improved in a breakthrough mode.

Description

TECHNICAL FIELD

[0001] The utility model relates to airflow sensor detection field, concretely relates to a kind of airflow sensor multichannel detection flow guide device. BACKGROUND

[0002] Airflow sensor is a kind of equipment for detecting and measuring air flow speed and quantity. It can monitor and measure the flow rate and flow of gas in pipeline, ventilation system, engine and other equipment, and convert it into electrical signal for analysis and control.

[0003] At present, for airflow sensor in detection, for the airflow sensor sorting demand of size only 2.7*1.8mm, when testing, negative pressure air needs to be applied from the bottom of sensor, traditional plane test exists efficiency bottleneck: only one can be tested at a time, single test takes 5 seconds, after stacking handling sorting time, the comprehensive efficiency is low, so a kind of airflow sensor detection device capable of batch detecting airflow sensor needs to be designed. UTILITY MODEL CONTENT

[0004] To solve the above technical problems, the technical scheme adopted by the utility model is:

[0005] A kind of airflow sensor multichannel detection flow guide device, including workbench, the left of the top of workbench is fixedly installed with mounting bracket, the front side of mounting bracket is fixedly installed with lifting cylinder, the lower side of lifting cylinder is fixedly installed with mounting block, the outside of mounting block is fixedly installed with spring suction cup, the right of the inside of workbench is movably installed with rotating assembly, the top of rotating assembly is fixedly installed with carrier disc assembly, the carrier disc assembly includes disc body, the inside of disc body is provided with channel one and channel two, which are connected with channel one, the plug is movably installed in the outside of channel one and channel two in the inside of disc body, a plurality of sensor placing slots are formed in the top of disc body and pass through the upper side of channel two, suction cup connecting hole is formed in the top of disc body and pass through the upper side of channel one, and the position of suction cup connecting hole corresponds to spring suction cup.

[0006] The further improvement of the technical scheme of the utility model is that: the rotating assembly includes rotary table, the top of rotary table is provided with alignment installation groove, the carrier disc assembly is symmetrically arranged in front and back in alignment installation groove, the middle of rotary table is provided with locking hole, the bottom of workbench is fixedly installed with rotating drive part, and the top of rotating drive part is fixedly connected in locking hole.

[0007] The further improvement of the technical scheme of the utility model is that: channel one is symmetrically arranged left and right, and channel one and channel two are perpendicular and intersected.

[0008] The further improvement in the technical scheme of the utility model lies in that the spring suction disc is symmetrically arranged below the mounting block, and the position of the suction disc connecting hole corresponds to the position of the spring suction disc.

[0009] The further improvement in the technical scheme of the utility model lies in that the top of the spring suction disc is provided with a negative pressure connecting head above the mounting block.

[0010] The further improvement in the technical scheme of the utility model lies in that the alignment installation groove is mirror-set on the front and back sides of the rotary table top, and the position of the alignment installation groove is matched with the position of the spring suction disc.

[0011] The further improvement in the technical scheme of the utility model lies in that the rotary driving part adopts a high-precision servo motor.

[0012] Thanks to the above technical scheme, the utility model has the following technical progress compared with the prior art:

[0013] 1. The utility model provides a kind of airflow sensor multi-channel detection flow guide device, and multiple airflow sensors are placed in sensor placing groove by mechanical hand, and spring suction disc on mounting block is lifted by lifting cylinder to make spring suction disc and rotary table form stable contact, and after making spring suction disc and suction disc connecting hole contact coincide, closed passage is formed between spring suction disc and airflow sensor, and detection negative pressure airflow is injected into passage one by suction disc connecting hole and negative pressure connecting head connecting pipeline of external negative pressure system, so that multiple airflow sensors can be detected synchronously, and breakthrough improvement of separation efficiency is realized while guaranteeing test precision by effective synergic control.

[0014] 2. The utility model provides a kind of airflow sensor multi-channel detection flow guide device, and rotary table rotation degree is driven by rotary driving part to make the carrier disc assembly in rear move to the just below spring suction disc, the position of carrier disc assembly in alignment installation groove front and back part can be switched, sensor in rear sensor placing groove can be loaded and unloaded by mechanical hand again, and after current sensor detection is completed, mounting block and spring suction disc are reset by lifting cylinder, test and placement process are realized in parallel, and efficiency is improved. DRAWINGS

[0015] Figure 1 It is the structure schematic view of the airflow sensor multi-channel detection flow guide device of the utility model;

[0016] Figure 2 It is the structure schematic view of the rotary assembly of the utility model;

[0017] Figure 3 It is the section structure schematic view of the carrier disc assembly of the utility model;

[0018] Figure 4The utility model discloses a spring suction disc's installation position schematic view.

[0019] Figure 5 The utility model discloses a rotating drive part's structure schematic view.

[0020] In the drawing: 1, workbench, 2, mounting frame, 3, lift cylinder, 4, mounting block, 5, spring suction disc, 51, negative pressure connector, 6, rotating assembly, 61, rotary table, 62, alignment installation groove, 63, locking hole, 64, rotating drive part, 7, carrier disc assembly, 71, disc body, 72, passageway one, 73, passageway two, 74, plug, 75, sensor placing slot, 76, suction disc connecting hole. DETAILED DESCRIPTION

[0021] The utility model makes further detailed explanation below:

[0022] As Figures 1 to 5 The utility model provides a kind of airflow sensor multi-channel detection flow guide device, including workbench 1, the left side fixed mounting of workbench 1 top is equipped with mounting frame 2, the front side fixed mounting of mounting frame 2 is equipped with lift cylinder 3, the lower side fixed mounting of lift cylinder 3 is equipped with mounting block 4, the outside fixed mounting of mounting block 4 is equipped with spring suction disc 5, the right side movable mounting of workbench 1 inside is equipped with rotating assembly 6, the top fixed mounting of rotating assembly 6 is equipped with carrier disc assembly 7, carrier disc assembly 7 includes disc body 71, the inside of disc body 71 is equipped with passageway one 72 and passageway two 73 with passageway one 72 through, disc body 71's inside movable mounting is equipped with plug 74 located passageway one 72 and passageway two 73 outside, disc body 71's top is equipped with multiple sensor placing slot 75 through in passageway two 73 upper side, disc body 71's top is equipped with suction disc connecting hole 76 through in passageway one 72 upper side, suction disc connecting hole 76 and the position of spring suction disc 5 correspond.

[0023] by mechanical hand in sensor placing slot 75 places multiple airflow sensors, by lift cylinder 3 drive mounting block 4 on spring suction disc 5 lifting makes spring suction disc 5 and rotary table 61 form stable contact, by making spring suction disc 5 and suction disc connecting hole 76 contact coincide after forming airtight passageway between airflow sensor, by external negative pressure system and negative pressure connector 51 connecting pipeline through suction disc connecting hole 76 injects detection negative pressure airflow to passageway one 72 and detects, to can synchronous detection to multiple airflow sensors, by effective synergic control, while guaranteeing test precision, realizes breakthrough improvement of sorting efficiency.

[0024] As Figure 2 And Figure 5As shown, the rotating assembly 6 comprises a rotating table 61, the top of the rotating table 61 is provided with an alignment installation groove 62, the carrier disc assembly 7 is located in the alignment installation groove 62 and is arranged symmetrically in front and back, the middle of the rotating table 61 is provided with a locking hole 63, and the bottom of the workbench 1 is fixedly installed with a rotating driving part 64, and the top of the rotating driving part 64 is fixedly connected in the locking hole 63.

[0025] The carrier disc assembly 7 located at the rear is moved to be directly below the spring suction disc 5 by rotating the rotating table 61 by 180 degrees through the rotating driving part 64, the positions of the carrier disc assemblies 7 in the front and back parts of the alignment installation groove 62 can be switched, the sensor located in the sensor placing groove 75 at the rear can be installed and removed by the mechanical arm again, the installation block 4 and the spring suction disc 5 are reset by the lifting cylinder 3 after the current sensor detection is completed, the testing and placing processes are realized in parallel, and the efficiency is improved.

[0026] As shown in Figure 3 and Figure 4 , the channel one 72 is arranged symmetrically left and right, and the channel one 72 and the channel two 73 are perpendicular to each other.

[0027] The spring suction disc 5 is located below the installation block 4 and is arranged symmetrically left and right, and the suction disc connecting hole 76 corresponds to the position of the spring suction disc 5.

[0028] The channel one 72 and the channel two 73 are vertically communicated, so that after the spring suction disc 5 contacts the suction disc connecting hole 76, the detection negative pressure airflow is injected into the channel one 72 and the channel two 73, and then a plurality of airflow sensors connected with the channel two 73 are synchronously detected, so that the detection efficiency is improved.

[0029] As shown in Figure 4 , the top of the spring suction disc 5 is provided with a negative pressure connecting head 51 located above the installation block 4.

[0030] The negative pressure connecting head 51 is provided to be connected with an external negative pressure system pipeline, so that the detection negative pressure airflow is injected into the channel one 72 through the suction disc connecting hole 76 for detection.

[0031] As shown in Figure 1 and Figure 2 , the alignment installation groove 62 is mirror set on the front and back sides of the top of the rotating table 61, and the position of the alignment installation groove 62 is matched with the position of the spring suction disc 5.

[0032] The alignment installation groove 62 is mirror set on the front and back sides of the rotating table 61, when the alignment installation groove 62 located at the front side is moved to be below the spring suction disc 5 for detection, the airflow sensors in the carrier disc assembly 7 installed on the alignment installation groove 62 located at the rear side can be installed and removed by the mechanical arm at the same time, the detection time period can be utilized, the testing and placing processes are realized in parallel, and the detection efficiency is improved.

[0033] As Figure 5 The rotating driving part 64 adopts a high-precision servo motor.

[0034] By adopting a high-precision servo motor for the rotating driving part 64, the rotating angle and speed can be accurately controlled, the position information can be fed back in real time, the accuracy and stability of the control can be ensured, and thus the fine adjustment of the turntable 61 can be realized.

[0035] The working principle of the airflow sensor multi-channel detection flow guide device will be described in detail below.

[0036] As Figures 1 to 5 shown, the airflow sensor is placed in the sensor placing groove 75 above the disc body 71 in the alignment installation groove 62 behind the turntable 61 by the mechanical arm, then the turntable 61 is rotated by 180 degrees by the rotating driving part 64 to move the disc assembly 7 behind to the position directly below the spring suction disc 5, the spring suction disc 5 on the mounting block 4 is lifted and lowered by the lifting cylinder 3 to form stable contact with the turntable 61, since the channel one 72 and the channel two 73 are connected, the sensor placing groove 75 is connected with the channel two 73, and the bottom of the airflow sensor is provided with a blind hole, so that the spring suction disc 5 and the suction disc connecting hole 76 are in contact and coincide to form a closed channel, the detection negative pressure airflow is injected into the channel one 72 through the suction disc connecting hole 76 by the pipeline connected with the negative pressure connecting head 51 of the external negative pressure system, the negative pressure air is guided into the sensor through the bottom blind hole of the sensor for detection, at this time, the position of the disc assembly 7 in the front and rear parts of the alignment installation groove 62 is switched, the sensor in the sensor placing groove 75 behind can be installed and removed by the mechanical arm again, after the detection of the current sensor is completed, the mounting block 4 and the spring suction disc 5 are reset by the lifting cylinder 3, and the position is switched again by the rotation of the turntable 61 for cyclic testing.

[0037] The above has made a detailed description of the general description of the present application, but some modifications or improvements can be made on the basis of the present application, which is obvious to the general technical personnel in the technical field. Therefore, the modifications or improvements without departing from the spirit of the present application are within the protection scope of the present application.

Claims

1. A multi-channel detection flow guide device for airflow sensor, comprising a workbench (1), characterized in that: The left side of the top of the workbench (1) is fixedly installed with a mounting rack (2), the front side of the mounting rack (2) is fixedly installed with a lifting cylinder (3), the lower side of the lifting cylinder (3) is fixedly installed with a mounting block (4), the outer side of the mounting block (4) is fixedly installed with a spring suction disc (5), the right side of the inside of the workbench (1) is movably installed with a rotating assembly (6), and the top of the rotating assembly (6) is fixedly installed with a carrier disc assembly (7). The carrier disc assembly (7) comprises a disc body (71), a passage one (72) and a passage two (73) penetrating through the passage one (72) are formed in the inside of the disc body (71), the disc body (71) is movably installed with a plug (74) located outside the passage one (72) and the passage two (73), a plurality of sensor placing grooves (75) penetrating above the passage two (73) are formed in the top of the disc body (71), a suction disc connecting hole (76) penetrating above the passage one (72) is formed in the top of the disc body (71), and the suction disc connecting hole (76) corresponds to the position of the spring suction disc (5).

2. The multi-channel detection flow guiding device of the gas flow sensor according to claim 1, characterized in that: The rotating assembly (6) comprises a rotating table (61), alignment installation grooves (62) are formed in the top of the rotating table (61), the carrier disc assembly (7) is arranged in front and back symmetry in the alignment installation groove (62), a locking hole (63) is formed in the middle of the rotating table (61), and a rotating driving portion (64) is fixedly installed at the bottom of the workbench (1).

3. The multi-channel detection flow guiding device of claim 1, wherein: The passage one (72) is arranged in left-right symmetry, and the passage one (72) and the passage two (73) are perpendicular to each other.

4. The multi-channel detection flow guiding device of claim 1, wherein: The spring suction disc (5) is arranged in left-right symmetry below the mounting block (4), and the suction disc connecting hole (76) corresponds to the position of the spring suction disc (5).

5. The multi-channel detection flow guiding device of claim 1, wherein: A negative pressure connecting head (51) above the mounting block (4) is arranged on the top of the spring suction disc (5).

6. The multi-channel detection flow guiding device of a gas flow sensor according to claim 2, characterized in that: The alignment installation grooves (62) are mirror image arranged on the front and back sides of the top of the rotating table (61), and the positions of the alignment installation grooves (62) are matched with the positions of the spring suction disc (5).

7. The multi-channel detection flow guiding device of claim 2, wherein: The rotating driving portion (64) adopts a high-precision servo motor.

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