CN220571571U - Electronic cigarette piston type performance testing machine - Google Patents

Abstract

The utility model belongs to the technical field of electronic cigarette detection, and particularly relates to an electronic cigarette piston type performance testing machine which comprises an organic table, a rotating mechanism, a pressing mechanism, a piston type detection mechanism and a plurality of groups of floating mechanisms, wherein the rotating mechanism, the pressing mechanism and the piston type detection mechanism are arranged on the organic table; the pushing mechanism is arranged above the rotating mechanism and corresponds to one group of floating mechanisms, the piston type detecting mechanism is arranged on the side of the rotating mechanism, and one end of the piston type detecting mechanism extends to the lower side of the pushing mechanism and corresponds to one group of floating assemblies. Therefore, a plurality of electronic cigarettes can be detected at one time, sorting and material changing are performed during detection, waiting time is shortened, and detection efficiency is improved.

Description

Electronic cigarette piston type performance testing machine

Technical Field

The utility model belongs to the technical field of electronic cigarette detection, and particularly relates to an electronic cigarette piston type performance testing machine.

Background

The electronic cigarette is an electronic product imitating cigarettes, has the same appearance, smoke, taste and feel as cigarettes, and is a product which is driven by a battery to drive an atomizer, and the nicotine and the like are changed into steam by heating tobacco tar in a fuel bin so as to be sucked by a user.

The electronic cigarette is required to be tested in the electronic cigarette production process, the existing method is that a single electronic cigarette is placed on detection equipment, then after the detection equipment detects the electronic cigarette, another electronic cigarette is replaced by the detected electronic cigarette to be detected, so that only one electronic cigarette can be detected each time, the detection efficiency is low, and a new electronic cigarette is required to be replaced after the detection is finished, so that the detection efficiency is further low.

Disclosure of Invention

The utility model aims to provide an electronic cigarette piston type performance testing machine, and aims to solve the technical problems that in the prior art, detection equipment detects that the number of electronic cigarettes is single and the detection efficiency is low due to replacement.

In order to achieve the above purpose, the piston type performance testing machine for the electronic cigarette provided by the embodiment of the utility model comprises an organic table, a rotating mechanism, a pressing mechanism and a piston type detection mechanism which are arranged on the organic table, and a plurality of groups of floating mechanisms which are arranged on the rotating mechanism; the pushing mechanism is arranged above the rotating mechanism and corresponds to one group of floating mechanisms, the piston type detecting mechanism is arranged on the side of the rotating mechanism, and one end of the piston type detecting mechanism extends to the lower side of the pushing mechanism and corresponds to one group of floating assemblies.

Preferably, the rotating mechanism comprises a driving piece and a turntable; the driving piece is arranged on the machine table, the turntable is arranged on an output shaft of the driving piece, the turntable structure is a runway type turntable, and the runway type turntable comprises two straight surfaces and an arc surface connected with the end parts of the two straight surfaces; the two straight surfaces are provided with openings, and the floating mechanism is arranged in the openings.

Preferably, the rotating mechanism further comprises buffer positioning pieces, the buffer positioning pieces are mounted on the machine table, an included angle between the two buffer positioning pieces is the same, a stop plate is arranged at the bottom of the runway type turntable, and the stop plate is abutted to one buffer positioning piece.

Preferably, the floating mechanism comprises an electronic cigarette jig, a first connecting piece and a buffer piece, wherein the buffer piece is arranged on the runway type turntable, two ends of the first connecting piece are respectively connected with the buffer piece, air nozzles corresponding to the detected electronic cigarettes are arranged on the first connecting piece, the electronic cigarette jig is provided with stations corresponding to the number of the air nozzles, the electronic cigarette jig is arranged on the first connecting piece, and the stations are in one-to-one correspondence with the air nozzles; the number of the buffer parts arranged at each end of the first connecting piece is two.

Preferably, the number of the piston type detection mechanisms is matched with the number of the electronic cigarettes to be detected, and each piston type detection mechanism comprises a second connecting piece, an air inlet pipe, an air outlet pipe, a piston assembly, a driving assembly and a pinch valve; the second connecting piece install in on the board, be used for with first connecting piece dock, intake-tube connection in the second connecting piece with between the piston subassembly, the blast pipe connect in on the piston subassembly, the pinch valve simultaneously with the intake-tube with the blast pipe is connected, and be used for controlling the blast pipe or the intake-tube is opened or is closed, drive assembly with the piston subassembly is connected, is used for the drive the piston subassembly work.

Preferably, a detection air tap is further arranged on the side portion of the second connecting piece, and is used for detecting the butt joint condition between the first connecting piece and the second connecting piece.

Preferably, the driving assembly adopts a stepping motor, a shaft coupling, a screw rod and a sliding block, wherein the shaft coupling is connected between an output shaft of the stepping motor and the screw rod, the sliding block is connected with the screw rod, and one end of the piston is connected with the sliding block.

Preferably, the driving assembly further comprises two limit switches and a limit sensing piece, the two limit switches are arranged above and below the sliding block, the limit sensing piece is mounted on the sliding block, and the two limit switches are provided with openings matched with the limit sensing piece.

Preferably, the piston type detection mechanism further comprises a negative pressure sensor, and the negative pressure sensor is communicated with the air inlet pipe.

Preferably, the piston type detection mechanism further comprises a tobacco tar collecting tank and a four-way valve; the four-way valve is connected between the transparent shell, the negative pressure sensor, the second connecting piece and the tobacco tar collecting tank.

The above technical solutions in the electronic cigarette piston type performance testing machine provided by the embodiments of the present utility model have at least one of the following technical effects: when the electronic cigarette sorting device is used, the electronic cigarettes to be detected are firstly placed on one group of floating mechanisms, then the floating mechanisms loaded with the electronic cigarettes are transferred to the lower parts of the pressing mechanisms by the rotating mechanisms, the pressing mechanisms move downwards to press the electronic cigarettes on the floating mechanisms, then the electronic cigarettes continue to press downwards, the lower ends of the floating mechanisms are connected with the piston type detecting mechanisms, the piston type detecting mechanisms then operate to simulate the operation state of the electronic cigarettes, so that detection results are obtained, when the electronic cigarettes are detected, the other group of floating mechanisms are empty, workers load the next batch of electronic cigarettes to the empty floating mechanisms, after detection, the pressing mechanisms are reset, the floating mechanisms are separated from the piston type detecting mechanisms, then the rotating mechanisms rotate, the other group of floating mechanisms are rotated to the lower parts of the pressing mechanisms to detect, meanwhile, workers sort and feed the detected electronic cigarettes, and the steps are repeated, so that a plurality of electronic cigarettes can be detected once, sorting and material changing are carried out when the electronic cigarettes are detected, and the waiting time is shortened, and the detection efficiency is improved.

Drawings

In order to more clearly illustrate the technical solutions of the embodiments of the present utility model, the drawings that are needed in the embodiments or the description of the prior art will be briefly described below, it being obvious that the drawings in the following description are only some embodiments of the present utility model, and that other drawings may be obtained according to these drawings without inventive effort for a person skilled in the art.

Fig. 1 is a schematic structural diagram of a piston type performance testing machine for an electronic cigarette according to an embodiment of the present utility model.

Fig. 2 is a schematic diagram of a part of a piston performance testing machine for an electronic cigarette according to an embodiment of the present utility model.

Fig. 3 is a schematic structural diagram of a rotating mechanism and a floating mechanism in an electronic cigarette piston performance testing machine according to an embodiment of the present utility model.

Fig. 4 is a schematic structural diagram of a floating mechanism in an electronic cigarette piston type performance testing machine according to an embodiment of the present utility model.

Fig. 5 is a schematic structural diagram of a second connector in the electronic cigarette piston performance testing machine according to the embodiment of the present utility model.

Fig. 6 is a schematic structural diagram of a piston-type detecting mechanism in a piston-type performance testing machine for electronic cigarettes according to an embodiment of the present utility model.

Fig. 7 is a second schematic structural diagram of a piston-type detecting mechanism in a piston-type performance testing machine for electronic cigarettes according to an embodiment of the present utility model.

Wherein, each reference sign in the figure:

10-machine 20-rotating mechanism 21-driving piece

22-turntable 23-buffer positioning piece 24-stop plate

30-pressing mechanism 31-supporting frame 32-pressing cylinder

33-press block 40-piston type detection mechanism 41-second connecting piece

411-detecting air tap 42-air inlet pipe 43-air outlet pipe

44-piston assembly 441-transparent housing 442-piston

45-drive assembly 451-stepper motor 453-lead screw

454-slider 455-limit switch 456-limit sensor

46-pinch valve 47-negative pressure sensor 48-tobacco tar collecting tank

49-four-way valve 50-floating mechanism 51-electronic cigarette jig

511-station 52-first connecting piece 521-air tap

53-cushioning member.

Detailed Description

Embodiments of the present utility model are described in detail below, examples of which are illustrated in the accompanying drawings, wherein like or similar reference numerals refer to like or similar elements or elements having like or similar functions throughout. The embodiments described below by referring to the drawings are exemplary and intended to illustrate embodiments of the utility model and should not be construed as limiting the utility model.

In the description of the embodiments of the present utility model, it should be understood that the terms "length," "width," "upper," "lower," "front," "rear," "left," "right," "vertical," "horizontal," "top," "bottom," "inner," "outer," and the like indicate orientations or positional relationships based on the orientation or positional relationships shown in the drawings, merely to facilitate description of the embodiments of the present utility model and simplify description, and do not indicate or imply that the devices or elements referred to must have a specific orientation, be configured and operated in a specific orientation, and thus should not be construed as limiting the present utility model.

Furthermore, the terms "first," "second," and the like, are used for descriptive purposes only and are not to be construed as indicating or implying a relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defining "a first" or "a second" may explicitly or implicitly include one or more such feature. In the description of the embodiments of the present utility model, the meaning of "plurality" is two or more, unless explicitly defined otherwise.

In the embodiments of the present utility model, unless explicitly specified and limited otherwise, the terms "mounted," "connected," "secured" and the like are to be construed broadly and include, for example, either permanently connected, removably connected, or integrally formed; can be mechanically or electrically connected; can be directly connected or indirectly connected through an intermediate medium, and can be communicated with the inside of two elements or the interaction relationship of the two elements. The specific meaning of the above terms in the embodiments of the present utility model will be understood by those of ordinary skill in the art according to specific circumstances.

The utility model provides an electronic cigarette piston type performance testing machine, as shown in fig. 1-6, which comprises an organic table 10, a rotating mechanism 20, a pressing mechanism 30 and a piston type detection mechanism 40 which are arranged on the organic table 10, and a plurality of groups of floating mechanisms 50 which are arranged on the rotating mechanism 20;

the pushing mechanism 30 is mounted above the rotating mechanism 20 and corresponds to one set of floating mechanisms 50, the piston type detecting mechanism 40 is disposed at a side of the rotating mechanism 20, and one end of the piston type detecting mechanism 40 extends to a position below the pushing mechanism 30 and corresponds to one set of floating assemblies.

Specifically, when the electronic cigarette detection device is used, firstly, the electronic cigarettes to be detected are placed on one group of floating mechanisms 50, then the rotating mechanism 20 transfers the floating mechanism 50 loaded with the electronic cigarettes to the lower part of the pressing mechanism 30, the pressing mechanism 30 moves downwards to press the electronic cigarettes on the floating mechanism 50, then the electronic cigarettes continue to press downwards, the lower end of the floating mechanism 50 is connected with the piston type detection mechanism 40, the piston type detection mechanism 40 then operates to simulate the electronic cigarettes so as to obtain detection results, when the electronic cigarettes are detected, the other group of floating mechanisms 50 is empty, a worker loads the next batch of electronic cigarettes to the empty floating mechanism 50, after detection, the pressing mechanism 30 resets so that the floating mechanism 50 is separated from the piston type detection mechanism 40, then the rotating mechanism 20 rotates, the other group of floating mechanism 50 rotates to the lower part of the pressing mechanism 30 to detect the electronic cigarettes, and staff sorts and loads the detected electronic cigarettes at the same time, and the steps are repeated, so that a plurality of electronic cigarettes can be detected at one time, sorting and material changing times are carried out when detection is carried out, and the waiting time is shortened.

In another embodiment of the present utility model, as shown in fig. 1 to 3, the rotating mechanism 20 includes a driving member 21 and a turntable 22; the driving piece 21 is mounted on the machine 10, the turntable 22 is mounted on an output shaft of the driving piece 21, further, the driving piece 21 adopts any one of a rotary cylinder, an index plate or a motor, further, the turntable 22 is in a runway type turntable 22, and the runway type turntable 22 comprises two straight surfaces and an arc surface connected with the end parts of the two straight surfaces; the two straight surfaces are provided with openings, and the floating mechanism 50 is arranged in the notch; specifically, a runway structure is provided, that is, the floating mechanism 50 is arranged on two opposite sides of the turntable 22, so that the electronic cigarette stations 511 on the floating mechanism 50 are arranged in a straight line, and a plurality of electronic cigarettes can be loaded at the same time for detection; it should be noted that the structure of the turntable 22 is not limited to the racetrack structure, and may be circular, polygonal, or elliptical.

In another embodiment of the present utility model, as shown in fig. 1 to 3, the rotating mechanism 20 further includes a buffer positioning member 23, the buffer positioning member 23 is mounted on the machine 10, an included angle between the two buffer positioning members 23 is 180 degrees, a stop plate 24 is disposed at the bottom of the runway type turntable 22, and the stop plate 24 is abutted against one of the buffer positioning members 23. Specifically, when the driving member 21 drives the runway type turntable 22 to rotate, the stop plate 24 abutting against one buffer positioning member 23 rotates and abuts against the other buffer positioning member 23, and since the included angle between the two buffer positioning members 23 is 180 degrees, that is, the angle of each rotation of the runway type turntable 22 is limited to 180 degrees under the limit between the two buffer positioning and stop plates 24, the excessive rotation of the runway type turntable 22 can be prevented and the positional accuracy after each rotation of the floating mechanism 50 can be ensured.

In another embodiment of the present utility model, as shown in fig. 1 to 4, the floating mechanism 50 includes an electronic cigarette fixture 51, a first connecting piece 52 and a buffer piece 53, the buffer piece 53 is disposed on the runway type turntable 22, two ends of the first connecting piece 52 are respectively connected with the buffer piece 53, air nozzles 521 corresponding to the detected electronic cigarettes are disposed on the first connecting piece 52, the electronic cigarette fixture 51 is provided with stations 511 corresponding to the number of the air nozzles 521, the electronic cigarette fixture 51 is mounted on the first connecting piece 52, and each station 511 corresponds to each air nozzle 521 one by one; specifically, the electronic cigarette is placed on the station 511, then the pressing mechanism 30 presses the electronic cigarette onto the electronic cigarette fixture 51, and continues to press down to enable the air nozzle 521 on the first connecting piece 52 to be communicated with the piston type detection mechanism 40, and after the pressing mechanism 30 resets, the air nozzle 521 is separated from the piston type detection mechanism 40 under the acting force of the buffer piece 53, so that automatic resetting is achieved. Further, the number of the buffer members 53 disposed at each end of the first connecting member 52 is two, and the two buffer members 53 disposed at each end of the first connecting member 52 can improve the stability of resetting, so that it is capable of avoiding that the air nozzle 521 is not separated from the piston-type detecting mechanism 40 after one of the buffer members 53 is damaged. Further, the buffer member 53 may be any one of a spring, a gas spring, and a hydraulic spring.

In another embodiment of the present utility model, as shown in fig. 1 to 4, a positioning column is disposed at the upper end of the first connecting piece 52, and a positioning hole adapted to the bottom of the electronic cigarette fixture 51 is disposed at the bottom of the electronic cigarette fixture; specifically, the electronic cigarette jig 51 and the first connecting piece 52 are matched through the positioning column and the positioning hole, so that the positioning accuracy is improved, the positioning column and the positioning hole are not limited to the above arrangement, the positioning hole can be formed in the first connecting piece 52, and the electronic cigarette jig 51 is provided with the positioning column.

In another embodiment of the present utility model, as shown in fig. 1-2, the pressing mechanism 30 includes a support frame 31, a pressing cylinder 32 and a pressing block 33, the support frame 31 is mounted on the machine 10 and located above one of the floating mechanisms 50, the pressing cylinder 32 is mounted on the support frame 31, and the pressing block 33 is connected to the pressing cylinder 32. Specifically, the pressing cylinder 32 drives the pressing block 33 to move downward, and the smoke is pressed downward by the pressing block 33. Further, the pushing mechanism 30 further includes a guiding element, where the guiding element is connected between the pressing block 33 and the supporting frame 31, specifically, the guiding element is configured to improve the stability of the pressing block 33, and ensure that the pressure applied to each electronic cigarette is the same, so as to avoid the situation that some electronic cigarettes are stressed unevenly.

In another embodiment of the present utility model, as shown in fig. 1 to 6, the number of the piston-type detecting mechanisms 40 is adapted to the number of the electronic cigarettes detected, and each piston-type detecting mechanism 40 includes a second connecting piece 41, an air inlet pipe 42, an air outlet pipe 43, a piston assembly 44, a driving assembly 45, and a pinch valve 46; the second connecting piece 41 is installed on the machine 10, and is used for being in butt joint with the first connecting piece 52, the air inlet pipe 42 is connected between the second connecting piece 41 and the piston assembly 44, the air outlet pipe 43 is connected to the piston assembly 44, the pinch valve 46 is simultaneously connected with the air inlet pipe 42 and the air outlet pipe 43, and is used for controlling the air outlet pipe 43 or the air inlet pipe 42 to be opened or closed, the driving assembly 45 is connected with the piston assembly 44, and is used for driving the piston assembly 44 to work. Specifically, after the first connecting piece 52 and the second connecting piece 41 are in butt joint, the pinch valve 46 clamps the exhaust pipe 43, so that the exhaust pipe 43 is in a normally closed state, the air inlet pipe 42 is in a normally open state, the driving assembly 45 drives the piston assembly 44 to work, and therefore the electronic cigarette is detected, and the detection efficiency is improved through automatic detection.

In another embodiment of the present utility model, as shown in fig. 3 and 5, a detecting air tap 411 is further disposed at a side portion of the second connecting member 41, and is used for detecting the abutting condition between the first connecting member 52 and the second connecting member 41. Specifically, the provided detecting air tap 411 can detect the abutting condition between the first connector 52 and the second connector 41, and if the abutting air leakage between the first connector 52 and the second connector 41 is found, an alarm is sent, and if the air leakage is not found, the detection of the electronic cigarette is started.

In another embodiment of the present utility model, the piston assembly 44 includes a transparent housing 441 and a piston 442, wherein the piston 442 is disposed in the transparent housing 441, and one end of the piston 442 disposed outside the housing is connected to the driving assembly 45. Specifically, through the casing that transparent material was made, can see the smog that is located transparent casing 441 directly perceivedly, that is to say, if in the operation in-process, there is not smog in the transparent casing 441, can judge this electron cigarette and be the defective products or detect the position state of placing of electron cigarette, can be swift directly perceivedly, reduce the cost of detection.

In another embodiment of the present utility model, the transparent housing 441 is a quartz glass tube, in particular, a quartz glass tube, which has a relatively low cost, good stability, and a longer service life.

In another embodiment of the present utility model, as shown in fig. 6 or 7, the driving unit 45 employs a stepping motor 451, a coupling, a screw 453, and a slider 454, the coupling is connected between an output shaft of the stepping motor 451 and the screw 453, the slider 454 is connected to the screw 453, and one end of the piston 442 is connected to the slider 454. Specifically, the stepping motor 451 is more stable, and the screw 453 is in threaded connection with the slider 454 to drive the piston 442 to work, so that more accurate data can be obtained.

In another embodiment of the present utility model, as shown in fig. 6, the driving assembly 45 further includes two limit switches 455 and a limit sensing piece 456, the two limit switches 455 are disposed above and below the sliding block 454, the limit sensing piece 456 is mounted on the sliding block 454, and the two limit switches 455 are provided with openings adapted to the limit sensing piece 456. Specifically, the limit sensing piece 456 moves up and down with the slider 454, and when the limit sensing piece 456 passes through an opening of a limit switch 455, the limit switch 455 detects a signal, so as to confirm that the slider 454 exceeds a preset upper stop or a preset lower stop, and send a reminder, so that the slider 454 keeps moving between the two limit switches 455.

In another embodiment of the present utility model, the piston assembly 44 further includes an optical correlation fiber disposed on a side of the transparent housing 441, the optical correlation fiber extending into the transparent housing 441 and being used to detect smoke conditions in the transparent housing 441. Specifically, the correlation optical fiber can further improve the condition of detecting the smoke in the quartz glass tube, namely, if the smoke cannot be seen by naked eyes, the correlation optical fiber can detect the smoke, and compared with the detection by naked eyes, the correlation optical fiber is adopted for detection, so that the detection accuracy is improved.

In another embodiment of the present utility model, as shown in fig. 6, the piston-type detecting mechanism 40 further includes a negative pressure sensor 47, and the negative pressure sensor 47 is in communication with the air intake pipe 42. Specifically, the negative pressure sensor 47 can detect the negative pressure state in the air intake pipe 42 when the piston 442 is operating, and if the negative pressure sensor 47 detects that the air intake pipe 42 is not detected to be in the negative pressure state in the air intake stage, the working personnel is reminded to carry out maintenance so as to ensure the stability of the work, and the moving stroke of the piston 442 can be adjusted through the negative pressure sensor 47, so that the required negative pressure value is adjusted.

In another embodiment of the present utility model, as shown in fig. 6, the piston-type detecting mechanism 40 further includes a tobacco tar collecting tank 48 and a four-way valve 49; the four-way valve 49 is connected between the transparent housing 441, the negative pressure sensor 47, the second connector 41, and the tobacco tar collecting tank 48. Specifically, the tobacco tar collection canister 48 is provided to be able to recover tobacco tar generated during the detection process, thereby avoiding environmental pollution.

In another embodiment of the present utility model, as shown in fig. 1, the electronic cigarette piston type performance testing machine further includes a dual control switch button, where the dual control switch button is disposed on the machine table 10, and the dual control switch button is in signal connection with the rotating mechanism 20, the pressing mechanism 30 and the piston type detection mechanism 50. Specifically, when in operation, two switches are required to be pressed simultaneously to start working, so that sudden operation caused by mistakenly touching one of the switches is avoided, working is ensured under the condition that the electronic cigarette is loaded, and working safety is improved.

The foregoing description of the preferred embodiments of the utility model is not intended to be limiting, but rather is intended to cover all modifications, equivalents, and alternatives falling within the spirit and principles of the utility model.

Claims (10)

1. A piston type performance testing machine for electronic cigarettes is characterized by comprising,

a machine (10);

a rotating mechanism (20) mounted on the machine (10);

a pressing mechanism (30) mounted on the machine (10) and located above a part of the rotating mechanism (20);

a plurality of sets of floating mechanisms (50) mounted on the rotating mechanism (20), wherein one set of floating mechanisms (50) is located directly below the pressing mechanism (30);

and a piston type detection mechanism (40) which is installed at the side of the rotation mechanism (20), wherein one end of the piston type detection mechanism (40) extends to the lower part of the rotation mechanism (20) and is positioned right below the pressing mechanism (30).

2. The electronic cigarette piston performance testing machine according to claim 1, wherein the rotating mechanism (20) comprises a driving piece (21) and a turntable (22); the driving piece (21) is arranged on the machine table (10), the rotary table (22) is arranged on an output shaft of the driving piece (21), the rotary table (22) is a runway type rotary table (22), and the runway type rotary table (22) comprises two straight surfaces and an arc surface connected with the end parts of the two straight surfaces; the two straight surfaces are provided with openings, and the floating mechanism (50) is arranged in the openings.

3. The electronic cigarette piston type performance testing machine according to claim 2, wherein the rotating mechanism (20) further comprises buffer positioning pieces (23), the buffer positioning pieces (23) are installed on the machine table (10), an included angle between the two buffer positioning pieces (23) is 180 degrees, a stop plate (24) is arranged at the bottom of the runway type turntable (22), and the stop plate (24) is abutted to one of the buffer positioning pieces (23).

4. The electronic cigarette piston type performance testing machine according to claim 2 or 3, wherein the floating mechanism (50) comprises an electronic cigarette jig (51), a first connecting piece (52) and a buffer piece (53), the buffer piece (53) is arranged on the runway type turntable (22), two ends of the first connecting piece (52) are respectively connected with the buffer piece (53), air nozzles (521) corresponding to detection electronic cigarettes are arranged on the first connecting piece (52), stations (511) corresponding to the number of the air nozzles (521) are arranged on the electronic cigarette jig (51), the electronic cigarette jig (51) is installed on the first connecting piece (52), and each station (511) corresponds to each air nozzle (521) one by one; the number of the buffer members (53) arranged at each end of the first connecting member (52) is two.

5. The electronic cigarette piston performance testing machine according to claim 4, wherein the number of the piston type detection mechanisms (40) is matched with the number of the electronic cigarettes to be detected, and each piston type detection mechanism (40) comprises a second connecting piece (41), an air inlet pipe (42), an air outlet pipe (43), a piston assembly (44), a driving assembly (45) and a pinch valve (46); the second connecting piece (41) is installed on the machine table (10) and is used for being in butt joint with the first connecting piece (52), the air inlet pipe (42) is connected between the second connecting piece (41) and the piston assembly (44), the air outlet pipe (43) is connected to the piston assembly (44), the pinch valve (46) is simultaneously connected with the air inlet pipe (42) and the air outlet pipe (43), the pinch valve is used for controlling the air outlet pipe (43) or the air inlet pipe (42) to be opened or closed, the driving assembly (45) is connected with the piston assembly (44) and is used for driving the piston assembly (44) to work.

6. The electronic cigarette piston type performance testing machine according to claim 5, wherein a detection air tap (411) is further arranged on the side portion of the second connecting piece (41) and is used for detecting the butt joint condition between the first connecting piece (52) and the second connecting piece (41).

7. The electronic cigarette piston type performance testing machine according to claim 5, wherein the driving assembly (45) adopts a stepping motor (451), a coupler (452), a screw rod (453) and a sliding block (454), the coupler (452) is connected between an output shaft of the stepping motor (451) and the screw rod (453), the sliding block (454) is connected with the screw rod (453), and one end of the piston (442) is connected with the sliding block (454).

8. The electronic cigarette piston performance testing machine according to claim 7, wherein the driving assembly (45) further comprises two limit switches (455) and a limit sensing piece (456), the two limit switches (455) are arranged above and below the sliding block (454), the limit sensing piece (456) is mounted on the sliding block (454), and the two limit switches (455) are provided with openings adapted to the limit sensing pieces (456).

9. The electronic cigarette piston performance testing machine according to claim 5, wherein the piston detection mechanism (40) further comprises a negative pressure sensor (47), and the negative pressure sensor (47) is communicated with the air inlet pipe (42).

10. The electronic cigarette piston performance testing machine of claim 9, wherein the piston detection mechanism (40) further comprises a tobacco tar collection tank (48) and a four-way valve (49); the four-way valve (49) is connected between the transparent shell (441), the negative pressure sensor (47), the second connecting piece (41) and the tobacco tar collecting tank (48).