CN222353436U - Cylinder gas tightness check out test set - Google Patents
Cylinder gas tightness check out test set Download PDFInfo
- Publication number
- CN222353436U CN222353436U CN202421229432.5U CN202421229432U CN222353436U CN 222353436 U CN222353436 U CN 222353436U CN 202421229432 U CN202421229432 U CN 202421229432U CN 222353436 U CN222353436 U CN 222353436U
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- cylinder
- threaded rod
- bidirectional threaded
- motor
- seat
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- 230000007246 mechanism Effects 0.000 claims abstract description 51
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims abstract description 27
- 238000001514 detection method Methods 0.000 claims abstract description 22
- 230000002457 bidirectional effect Effects 0.000 claims description 43
- JEIPFZHSYJVQDO-UHFFFAOYSA-N iron(III) oxide Inorganic materials O=[Fe]O[Fe]=O JEIPFZHSYJVQDO-UHFFFAOYSA-N 0.000 abstract description 3
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 230000002035 prolonged effect Effects 0.000 description 1
- 238000007789 sealing Methods 0.000 description 1
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- Examining Or Testing Airtightness (AREA)
Abstract
本实用新型公开了气缸气密性检测设备，包括机台和固定在其前端的水槽，水槽上端后方左右两侧均嵌入安装有升降机构，升降机构上部之间安装有双向螺纹杆机构，双向螺纹杆机构前部安装有两组定位机构，定位机构包括连接板、凹型框、滑座、夹板、第二电机、第二双向螺纹杆，连接板与双向螺纹杆机构连接，凹型框固定在连接板前端，滑座固定在凹型框下端。通过将第二双向螺纹杆设置在夹板的左上角，这样定位机构进入水槽的水中后，使第二双向螺纹杆无需进入水中，这样第二双向螺纹杆不沾水，不易生锈，同时第二双向螺纹杆与两块夹板螺纹配合，而使夹板夹紧待检测气缸，从而不影响待检测气缸的定位，以此提高定位机构的使用寿命。
The utility model discloses a cylinder air tightness detection device, including a machine platform and a water tank fixed at the front end thereof, a lifting mechanism is embedded and installed on both the left and right sides of the upper rear end of the water tank, a two-way threaded rod mechanism is installed between the upper parts of the lifting mechanism, and two sets of positioning mechanisms are installed at the front of the two-way threaded rod mechanism, the positioning mechanism includes a connecting plate, a concave frame, a sliding seat, a clamping plate, a second motor, and a second two-way threaded rod, the connecting plate is connected to the two-way threaded rod mechanism, the concave frame is fixed at the front end of the connecting plate, and the sliding seat is fixed at the lower end of the concave frame. By arranging the second two-way threaded rod at the upper left corner of the clamping plate, after the positioning mechanism enters the water in the water tank, the second two-way threaded rod does not need to enter the water, so that the second two-way threaded rod does not get wet and is not easy to rust, and at the same time, the second two-way threaded rod cooperates with the threads of the two clamping plates, so that the clamping plates clamp the cylinder to be detected, thereby not affecting the positioning of the cylinder to be detected, thereby improving the service life of the positioning mechanism.
Description
Technical Field
The utility model relates to the technical field of air leakage detection, in particular to air cylinder air tightness detection equipment.
Background
The cylinder comprises a cylinder barrel, an end cover, a piston rod, a sealing element and the like, wherein an air inlet and outlet port (called air port for short) is formed in the end cover and is used for being connected with a pneumatic source, and the movement of the piston and the piston rod is controlled and driven by changing the air pressure of two chambers in the cylinder barrel, so that the air tightness of the cylinder directly influences the quality of the cylinder, and the air tightness detection operation of the cylinder after production is required, so that whether the quality of the cylinder is qualified is ensured.
The existing cylinder air tightness detection equipment is provided with a positioning assembly on a workbench, the positioning assembly comprises two clamping plates and a tension spring, the clamping plates fixed by the tension spring are pulled to move to the centers of the two clamping plates until the cylinder to be detected is clamped, but the cylinder to be detected needs to be placed in a water tank, and therefore the tension spring is placed in the water tank, the tension spring is easy to rust, and the positioning effect of the cylinder to be detected is affected.
Disclosure of utility model
The utility model aims to overcome the defects of the prior art and provide cylinder air tightness detection equipment so as to solve the problems in the prior art.
The cylinder air tightness detection device comprises a machine table and a water tank fixed at the front end of the machine table, wherein lifting mechanisms are embedded and installed on the left side and the right side of the rear of the upper end of the water tank, a bidirectional threaded rod mechanism is installed between the upper portions of the lifting mechanisms, two groups of positioning mechanisms are installed at the front of the bidirectional threaded rod mechanism, each positioning mechanism comprises a connecting plate, a concave frame, a sliding seat, a clamping plate, a second motor and a second bidirectional threaded rod, the connecting plates are connected with the bidirectional threaded rod mechanism, the concave frame is fixed at the front end of the connecting plate, the sliding seat is fixed at the lower end of the concave frame, the clamping plates are provided with a pair of clamping plates and are respectively connected with the front side and the rear side of the upper end of the sliding seat in a sliding mode, the second bidirectional threaded rod penetrates through the upper left corner of the clamping plate and is in threaded connection with the inner wall of the concave frame in a rotating mode, the second motor is fixedly installed at the rear end of the concave frame, the output end of the second motor is connected with the second bidirectional threaded rod, and the detection mechanism is installed on the concave frame.
Further, the lifting mechanism comprises a first air cylinder and a first piston rod, the first air cylinder and the water tank are embedded and installed, and the first piston rod is connected to the first air cylinder.
Further, the bidirectional threaded rod mechanism comprises a side seat, a movable seat, a first bidirectional threaded rod and a first motor, wherein the side seat is provided with a pair of threaded rods and is respectively fixed at the upper ends of the two first piston rods, the first bidirectional threaded rod is rotationally connected between the side seats, the first motor is fixedly arranged at the left end of the left side seat, the output end of the first motor is connected with the first bidirectional threaded rod, the movable seat is provided with a pair of threaded rods and is respectively in threaded connection with the left side and the right side of the outer portion of the first bidirectional threaded rod, and the rear end of the movable seat is in sliding connection with the front end of the machine table.
Further, the rear ends of the connecting plates are fixed with the front ends of the movable seats in a one-to-one correspondence.
Further, detection mechanism includes second cylinder, second piston rod, two tee bend valves, connecting pipe and blast pipe, second cylinder and concave frame upper end fixed mounting, the second piston rod is connected in the second cylinder, second piston rod lower extreme runs through to concave frame inboard and with two tee bend valves fixed mounting, the blast pipe is connected at the inlet end of two tee bend valves, the exhaust end at two tee bend valves is connected to the connecting pipe.
Further, a button panel is installed at the front end of the water tank, and buttons for controlling the first air cylinder, the first motor, the second motor and the second air cylinder are installed at the front end of the button panel.
Further, the lower end of the clamping plate is fixedly provided with a sliding block, the sliding block is connected to the inner side of the sliding seat in a sliding mode, a guide rod is fixed to the inner side of the sliding seat, and the guide rod and the sliding block movably penetrate through each other.
The locating mechanism has the beneficial effects that the second bidirectional threaded rod is arranged at the upper left corner of the clamping plate, so that the second bidirectional threaded rod does not need to enter water after the locating mechanism enters the water in the water tank, so that the second bidirectional threaded rod is not sticky to water and is not easy to rust, and meanwhile, the second bidirectional threaded rod is in threaded fit with the two clamping plates, so that the clamping plates clamp the cylinder to be detected, the locating of the cylinder to be detected is not influenced, and the service life of the locating mechanism is prolonged.
Drawings
FIG. 1 is a schematic diagram of the overall structure of the present utility model;
FIG. 2 is a schematic view of a lifting mechanism according to the present utility model;
FIG. 3 is a schematic view of a positioning mechanism according to the present utility model.
In the figure, a 1-machine table, a 2-water tank, a 3-button panel, a 4-lifting mechanism, a 41-first air cylinder, a 42-first piston rod, a 5-bidirectional threaded rod mechanism, a 51-side seat, a 52-movable seat, a 53-first bidirectional threaded rod, a 54-first motor, a 6-positioning mechanism, a 61-connecting plate, a 62-concave frame, a 63-sliding seat, a 64-clamping plate, a 65-sliding block, a 66-guide rod, a 67-second motor, a 68-second bidirectional threaded rod, a 7-detection mechanism, a 71-second air cylinder, a 72-second piston rod, a 73-two-position three-way valve, a 74-connecting pipe and a 75-exhaust pipe.
Detailed Description
Referring to fig. 1-3, the air tightness detection device for the air cylinder comprises a machine table 1 and a water tank 2 fixed at the front end of the machine table, wherein lifting mechanisms 4 are embedded and installed on the left side and the right side of the rear of the upper end of the water tank 2, each lifting mechanism 4 comprises a first air cylinder 41 and a first piston rod 42, each first air cylinder 41 and the water tank 2 are embedded and installed, each first piston rod 42 is connected to the corresponding first air cylinder 41, and the first piston rod 42 can be lifted up and down through the corresponding first air cylinder 41.
The lifting mechanism is characterized in that a bidirectional threaded rod mechanism 5 is arranged between the upper parts of the lifting mechanisms 4, the bidirectional threaded rod mechanism 5 comprises a pair of side seats 51, a movable seat 52, a first bidirectional threaded rod 53 and a first motor 54, the side seats 51 are respectively fixed at the upper ends of the two first piston rods 42, the first bidirectional threaded rod 53 is rotatably connected between the side seats 51, the first motor 54 is fixedly arranged at the left end of the left side of the side seats 51, the output end of the first motor 54 is connected with the first bidirectional threaded rod 53, the movable seat 52 is provided with a pair of movable seats 52 and is respectively in threaded connection with the left side and the right side of the outer part of the first bidirectional threaded rod 53, the rear end of the movable seat 52 is in sliding connection with the front end of the machine table 1, when the first piston rod 42 is lifted, the movable seat 52, the first bidirectional threaded rod 53 and the first motor 54 can synchronously lift, the first bidirectional threaded rod 53 can be driven to rotate forward or reversely rotate through the first motor 54, and the first bidirectional threaded rod 53 is matched with the two movable seats 52 along the threads, so that the distance between the movable seats 52 and the front end of the machine table 1 can be pulled along the sliding surfaces or the sliding surfaces between the movable seats 52.
The front part of the bidirectional threaded rod mechanism 5 is provided with two groups of positioning mechanisms 6, the positioning mechanisms 6 comprise a connecting plate 61, a concave frame 62, a sliding seat 63, clamping plates 64, a second motor 67 and a second bidirectional threaded rod 68, the connecting plate 61 is connected with the bidirectional threaded rod mechanism 5, the rear end of the connecting plate 61 is fixed with the front end of the movable seat 52 in a one-to-one correspondence manner, the concave frame 62 is fixed at the front end of the connecting plate 61, the sliding seat 63 is fixed at the lower end of the concave frame 62, the clamping plates 64 are provided with a pair of sliding connection on the front side and the rear side of the upper end of the sliding seat 63 respectively, the second bidirectional threaded rod 68 penetrates through and is in threaded connection between the upper left corners of the clamping plates 64, the second bidirectional threaded rod 68 is in rotary connection with the inner wall of the concave frame 62, the output end of the second motor 67 is fixedly arranged at the rear end of the concave frame 62, when the movable seat 52 moves, the connecting plate 61 can drive the concave frame 62 and the sliding seat 63 to move synchronously, a cylinder to be detected is located above the concave frame 62 and is located between the clamping plates 64, and then the clamping plates 68 can be driven by the second motor 67 to rotate along with the distance between the clamping plates 64.
The lower end of the clamping plate 64 is fixedly provided with a sliding block 65, the sliding block 65 is slidably connected to the inner side of the sliding seat 63, the inner side of the sliding seat 63 is fixedly provided with a guide rod 66, the guide rod 66 and the sliding block 65 movably penetrate through each other, when the clamping plate 64 slides, the sliding block 65 is driven to slide on the inner side of the sliding seat 63, and the sliding block 65 slides along the guide rod 66 to play a role in guiding and limiting the clamping plate 64.
The detection mechanism 7 is installed on the concave frame 62, the detection mechanism 7 comprises a second cylinder 71, a second piston rod 72, a two-position three-way valve 73, a connecting pipe 74 and an exhaust pipe 75, the second cylinder 71 is fixedly installed on the upper end of the concave frame 62, the second piston rod 72 is connected in the second cylinder 71, the lower end of the second piston rod 72 penetrates through the inner side of the concave frame 62 and is fixedly installed with the two-position three-way valve 73, the exhaust pipe 75 is connected to the air inlet end of the two-position three-way valve 73, the connecting pipe 74 is connected to the air outlet end of the two-position three-way valve 73, after the clamping plate 64 clamps and positions the cylinder to be detected, the second cylinder 71 can drive the second piston rod 72 to move downwards, the two-position three-way valve 73 can drive the connecting pipe 74 to move downwards to be connected with the air receiving port of the cylinder to be detected, and then gas can be conveyed into the cylinder to be detected through the exhaust pipe 75, so that the detector can observe the motion condition of the cylinder to be detected and the air cylinder around the cylinder to be detected, when the cylinder is in the water tank 2, and when the air cylinder to be detected is kept stationary, good air tightness of the cylinder can be ensured, and no air bubbles can exist in the water tank.
The button panel 3 is installed at the front end of the water tank 2, and buttons for controlling the first cylinder 41, the first motor 54, the second motor 67 and the second cylinder 71 are installed at the front end of the button panel 3.
Working principle: firstly, the first cylinder 41 makes the concave frame 62 rise, then the first bidirectional threaded rod 53 is driven to rotate through the first motor 54, the first bidirectional threaded rod 53 is matched with the threads of the two moving seats 52, the distance between the pulling of the moving seats 52 or the distance between the pulling of the moving seats are enabled to be adjusted according to the length of the cylinder to be detected, then the cylinder to be detected is horizontally arranged above the sliding seat 63 of the concave frame 62, the cylinder to be detected is arranged between the clamping plates 64, then the second bidirectional threaded rod 68 can be driven to rotate through the second motor 67, the second bidirectional threaded rod 68 is matched with the threads of the two clamping plates 64, the distance between the clamping plates 64 is enabled to clamp and position the cylinder to be detected, then the second cylinder 71 can be enabled to drive the second piston rod 72 to move downwards, the second piston rod 72 is enabled to drive the two-position three-way valve 73 to move downwards, the two-way valve 73 is enabled to drive the connecting pipe 74 to move downwards to be connected with the air receiving port of the cylinder to be detected, the concave frame 62 is enabled to descend through the second cylinder 41 until the cylinder to be detected enters water in the water tank 2, the cylinder to be detected is enabled to be detected to be capable of conveying air into the air channel 75, and therefore the air channel to be detected can not enter the air channel 6, and the air channel to be detected is enabled to move around the threaded rod to be well, and the air channel to be detected is enabled to enter the air channel 6 is not to move around the threaded rod to be detected, and the air channel is enabled to move around the cylinder to be well, and the air channel to be detected is not easy to move, and the air channel is enabled to be detected.
Claims (7)
1. Cylinder gas tightness check out test set, including board (1) and basin (2) of fixing its front end, its characterized in that:
The automatic detection device is characterized in that lifting mechanisms (4) are embedded and mounted on the left side and the right side of the rear of the upper end of the water tank (2), two groups of positioning mechanisms (6) are mounted on the front portion of each of the two groups of positioning mechanisms (5) between the upper portions of the lifting mechanisms (4), each positioning mechanism (6) comprises a connecting plate (61), a concave frame (62), a sliding seat (63), a clamping plate (64), a second motor (67) and a second bidirectional threaded rod (68), the connecting plates (61) are connected with the two groups of the two threaded rod mechanisms (5), the concave frames (62) are fixed at the front ends of the connecting plates (61), the sliding seats (63) are fixed at the lower ends of the concave frames (62), the clamping plates (64) are connected to the front side and the rear sides of the upper ends of the sliding seats (63) in a sliding mode respectively, the second bidirectional threaded rods (68) penetrate through and are connected between the left upper corners of the clamping plates (64) in a threaded mode, the second bidirectional threaded rods (68) are connected with the inner walls of the concave frames (62) in a rotating mode, the second motors (67) are fixedly mounted at the rear ends of the concave frames (62), and the second threaded rods (67) are fixedly mounted at the rear ends of the two sides of the concave frames (62), and the upper ends of the two threaded rods (7) are connected with the upper ends of the detection mechanisms.
2. The cylinder air tightness detection device according to claim 1, wherein the lifting mechanism (4) comprises a first cylinder (41) and a first piston rod (42), the first cylinder (41) is embedded with the water tank (2), and the first piston rod (42) is connected to the first cylinder (41).
3. The cylinder air tightness detection device according to claim 2, wherein the bidirectional threaded rod mechanism (5) comprises a side seat (51), a movable seat (52), a first bidirectional threaded rod (53) and a first motor (54), the side seat (51) is provided with a pair of the first piston rods (42) and is respectively fixed at the upper ends of the two first piston rods, the first bidirectional threaded rod (53) is rotatably connected between the side seats (51), the first motor (54) is fixedly installed at the left end of the left side seat (51), the output end of the first motor (54) is connected with the first bidirectional threaded rod (53), the movable seat (52) is provided with a pair of the first bidirectional threaded rods (53) and is respectively in threaded connection with the left side and the right side outside, and the rear end of the movable seat (52) is in sliding connection with the front end of the machine table (1).
4. The cylinder air tightness detection device according to claim 3, wherein the rear ends of the connecting plates (61) are fixed in one-to-one correspondence with the front ends of the movable seats (52).
5. The cylinder air tightness detection device according to claim 4, wherein the detection mechanism (7) comprises a second cylinder (71), a second piston rod (72), a two-position three-way valve (73), a connecting pipe (74) and an exhaust pipe (75), the second cylinder (71) is fixedly arranged at the upper end of the concave frame (62), the second piston rod (72) is connected in the second cylinder (71), the lower end of the second piston rod (72) penetrates through the inner side of the concave frame (62) and is fixedly arranged with the two-position three-way valve (73), the exhaust pipe (75) is connected at the air inlet end of the two-position three-way valve (73), and the connecting pipe (74) is connected at the air exhaust end of the two-position three-way valve (73).
6. The cylinder air tightness detection device according to claim 5, wherein a button panel (3) is mounted at the front end of the water tank (2), and buttons for controlling the first cylinder (41), the first motor (54), the second motor (67) and the second cylinder (71) are mounted at the front end of the button panel (3).
7. The cylinder air tightness detection device according to claim 1, wherein a sliding block (65) is fixed at the lower end of the clamping plate (64), the sliding block (65) is slidably connected to the inner side of the sliding seat (63), a guide rod (66) is fixed to the inner side of the sliding seat (63), and the guide rod (66) and the sliding block (65) movably penetrate through each other.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202421229432.5U CN222353436U (en) | 2024-05-31 | 2024-05-31 | Cylinder gas tightness check out test set |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202421229432.5U CN222353436U (en) | 2024-05-31 | 2024-05-31 | Cylinder gas tightness check out test set |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN222353436U true CN222353436U (en) | 2025-01-14 |
Family
ID=94207212
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202421229432.5U Active CN222353436U (en) | 2024-05-31 | 2024-05-31 | Cylinder gas tightness check out test set |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN222353436U (en) |
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2024
- 2024-05-31 CN CN202421229432.5U patent/CN222353436U/en active Active
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