CN215296563U - Air tightness detection tool for exhaust pipe - Google Patents
Air tightness detection tool for exhaust pipe Download PDFInfo
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- CN215296563U CN215296563U CN202121067713.1U CN202121067713U CN215296563U CN 215296563 U CN215296563 U CN 215296563U CN 202121067713 U CN202121067713 U CN 202121067713U CN 215296563 U CN215296563 U CN 215296563U
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- exhaust pipe
- vertical
- clamping block
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Abstract
The utility model discloses an air tightness detection tool of an exhaust pipe, which comprises a frame, wherein the frame comprises a horizontal plate and a vertical plate, the horizontal plate is connected with two first sliders, the top of each first slider is provided with a lower clamping block, the horizontal plate is provided with a first connecting block, the first connecting block is rotatably connected with a first horizontal lead screw, and the two first sliders are respectively in threaded connection with the first horizontal lead screw; be connected with two second sliders on the vertical board, the bottom of second slider is equipped with the output shaft and compresses tightly the cylinder down, and the output shaft that compresses tightly the cylinder has last clamp splice, is equipped with adjusting motor on the vertical board, and adjusting motor's output shaft has the horizontal lead screw of second, and two second sliders are connected with horizontal lead screw threaded connection of second respectively, are connected with vertical transmission shaft on the vertical board, and the vertical transmission shaft of horizontal lead screw accessible of second drives first horizontal lead screw and rotates. The utility model relates to an air tightness detection tool of blast pipe, can be convenient carry out the clamping with the blast pipe fixed, be favorable to improving detection efficiency.
Description
Technical Field
The utility model relates to an air tightness detection tool of exhaust pipe.
Background
Along with the rapid development of the automobile industry, the output of the automobile exhaust pipe is increased year by year, although the output is large, the quality of the automobile exhaust pipe still needs to be guaranteed, and therefore the requirement on the checking fixture of the automobile exhaust pipe is higher and higher. The exhaust pipe that will wait to detect at first need carry out the clamping when detecting the gas tightness of automobile exhaust pipe fixed, then fill in the end cap in the exhaust pipe, plug up back gas tightness with exhaust pipe one end and detect, but the operation is comparatively troublesome when fixing the exhaust pipe in current detection frock, leads to detection efficiency lower, is unfavorable for mass production.
SUMMERY OF THE UTILITY MODEL
An object of the utility model is to provide an air tightness of blast pipe detects frock, its is rational in infrastructure, can be convenient carry out the clamping with the blast pipe fixed to be favorable to improving detection efficiency.
In order to achieve the purpose, the technical scheme of the utility model is to design an air tightness detection tool of an exhaust pipe, which comprises a fixing device for fixing the exhaust pipe, wherein the fixing device comprises a frame in an L-shaped structure, the frame comprises a horizontal plate and a vertical plate, the horizontal plate is provided with a first horizontal slide rail, the first horizontal slide rail is connected with two first sliders, the top of each first slider is provided with a lower clamping block, the horizontal plate is provided with a first connecting block, the first connecting block is rotatably connected with a first horizontal lead screw, the other end of the first horizontal lead screw penetrates through the two first sliders and is provided with a first bevel gear, the two first sliders are respectively provided with a threaded hole for the first horizontal lead screw to penetrate through and be in threaded connection with the first horizontal lead screw, and the thread directions of the threaded holes of the two first sliders are opposite; the vertical plate is provided with a second horizontal slide rail, the second horizontal slide rail is connected with two second slide blocks, the bottom of each second slide block is provided with a pressing cylinder with an output shaft facing downwards, the output shaft of the pressing cylinder is connected with an upper clamping block, the two upper clamping blocks correspond to the two lower clamping blocks one to one, each upper clamping block is positioned right above the corresponding lower clamping block, the vertical plate is provided with an adjusting motor, the output shaft of the adjusting motor is connected with a second horizontal screw rod, the other end of the second horizontal screw rod penetrates through the two second slide blocks and is provided with a second bevel gear, the two second slide blocks are respectively provided with threaded holes for the second horizontal screw rod to penetrate through and are in threaded connection with the second horizontal screw rod, and the thread turning directions of the threaded holes of the two second slide blocks are opposite; the vertical plate is provided with a second connecting block, the second connecting block is rotatably connected with a vertical transmission shaft, one end of the vertical transmission shaft is provided with a third bevel gear meshed with the first bevel gear, and the other end of the vertical transmission shaft is provided with a fourth bevel gear meshed with the second bevel gear.
Preferably, be equipped with buffer gear between compressing tightly cylinder and the last clamp splice, this buffer gear includes the connecting plate, this connecting plate and compressing tightly the output shaft fixed connection of cylinder, it is located the below of connecting plate to go up the clamp splice, and the top symmetry of going up the clamp splice is equipped with two vertical guide bars, every the other end of vertical guide bar runs through the connecting plate and is equipped with the stopper, be equipped with the slide opening that supplies vertical guide bar to run through on the connecting plate, and be connected with the buffer spring that the cover was located vertical guide bar between connecting plate and the last clamp splice.
Preferably, the top of lower clamp splice is equipped with down the arc wall, the bottom of going up the clamp splice is equipped with the arc wall.
Preferably, the horizontal plate and the vertical plate are integrally connected.
Preferably, the adjusting motor is installed on the vertical plate through a motor fixing seat.
The utility model has the advantages and the beneficial effects that: the utility model provides an air tightness detection tool of exhaust pipe, its is rational in infrastructure, can be convenient carry out the clamping with the exhaust pipe fixed to be favorable to improving detection efficiency.
When the exhaust pipe clamping device is used, firstly, the distance between the two lower clamping blocks and the distance between the two upper clamping blocks are adjusted according to the length size of the exhaust pipe to be detected, when the exhaust pipe to be detected is adjusted specifically, the adjusting motor is started to operate, the adjusting motor drives the second horizontal screw rod to rotate, and the second horizontal screw rod drives the two second sliding blocks to move in the opposite direction or in the opposite direction after rotating, so that the distance between the two upper clamping blocks is adjusted; and after the second horizontal screw rod rotates, the vertical transmission shaft is driven to rotate through the meshing of the second bevel gear and the fourth bevel gear, the first horizontal screw rod is driven to rotate through the meshing of the third bevel gear and the first bevel gear by the vertical transmission shaft, the two first sliding blocks are driven to move in opposite directions or in a separated mode after the first horizontal screw rod rotates, so that the distance between the two lower clamping blocks is adjusted, and the lower clamping blocks and the corresponding upper clamping blocks synchronously move, so that the upper clamping blocks are kept right above the corresponding lower clamping blocks. After the adjustment is completed, the exhaust pipe to be detected can be placed in the lower arc-shaped grooves of the two lower clamping blocks, and then the output shaft of the pressing cylinder is started to extend out, so that the upper clamping block is driven to move downwards, the exhaust pipe is clamped between the upper clamping block and the lower clamping block, the fixation of the exhaust pipe is completed, and the follow-up air tightness detection is assisted. In addition, through setting up buffer spring, can cushion the protection to the blast pipe at the clamping process, avoid damaging the blast pipe.
Drawings
Fig. 1 is a schematic diagram of the present invention.
Fig. 2 is an enlarged view at a in fig. 1.
Fig. 3 is a schematic view of the middle and lower clamping blocks of the present invention.
Detailed Description
The following description will further describe embodiments of the present invention with reference to the accompanying drawings and examples. The following examples are only for illustrating the technical solutions of the present invention more clearly, and the protection scope of the present invention is not limited thereby.
The utility model discloses the technical scheme who specifically implements is:
as shown in fig. 1, 2 and 3, an air tightness detecting tool for an exhaust pipe comprises a fixing device for fixing the exhaust pipe, the fixing device comprises a frame in an L-shaped structure, the frame comprises a horizontal plate 1 and a vertical plate 2, a first horizontal slide rail 3 is arranged on the horizontal plate 1, the first horizontal sliding rail 3 is connected with two first sliding blocks 4, the top of each first sliding block 4 is provided with a lower clamping block 5, the horizontal plate 1 is provided with a first connecting block 6, the first connecting block 6 is rotatably connected with a first horizontal screw rod 7, the other end of the first horizontal screw rod 7 penetrates through the two first sliding blocks 4 and is provided with a first bevel gear 8, the two first sliding blocks 4 are respectively provided with a threaded hole for the first horizontal screw rod 7 to penetrate through and in threaded connection with the first horizontal screw rod 7, and the thread turning directions of the threaded holes of the two first sliding blocks 4 are opposite; a second horizontal sliding rail 9 is arranged on the vertical plate 2, two second sliding blocks 10 are connected to the second horizontal sliding rail 9, a pressing cylinder 11 with a downward output shaft is arranged at the bottom of each second sliding block 10, an upper clamping block 12 is connected to the output shaft of the pressing cylinder 11, the two upper clamping blocks 12 correspond to the two lower clamping blocks 5 one by one, each upper clamping block 12 is located right above the corresponding lower clamping block 5, an adjusting motor 13 is arranged on the vertical plate 2, a second horizontal screw rod 14 is connected to the output shaft of the adjusting motor 13, the other end of the second horizontal screw rod 14 penetrates through the two second sliding blocks 10 and is provided with a second bevel gear 15, the two second sliding blocks 10 are respectively provided with a threaded hole through which the second horizontal screw rod 14 penetrates and is in threaded connection with the second horizontal screw rod 14, and the thread turning directions of the threaded holes of the two second sliding blocks 10 are opposite; the vertical plate 2 is provided with a second connecting block 16, the second connecting block 16 is rotatably connected with a vertical transmission shaft 17, one end of the vertical transmission shaft 17 is provided with a third bevel gear 18 meshed with the first bevel gear 8, and the other end of the vertical transmission shaft 17 is provided with a fourth bevel gear 19 meshed with the second bevel gear 15.
Above-mentioned compress tightly and be equipped with buffer gear between cylinder 11 and the last clamp splice 12, this buffer gear includes connecting plate 20, this connecting plate 20 and the output shaft fixed connection who compresses tightly cylinder 11, it is located the below of connecting plate 20 to go up clamp splice 12, and the top symmetry of going up clamp splice 12 is equipped with two vertical guide bars 21, the other end of every vertical guide bar 21 runs through connecting plate 20 and is equipped with stopper 22, be equipped with the slide opening that supplies vertical guide bar 21 to run through on the connecting plate 20, and be connected with the buffer spring 23 that the cover was located vertical guide bar 21 between connecting plate 20 and the last clamp splice 12.
The top of the lower clamping block 5 is provided with a lower arc-shaped groove 24, and the bottom of the upper clamping block 12 is provided with an upper arc-shaped groove.
The horizontal plate 1 and the vertical plate 2 are integrally connected.
The adjusting motor 13 is mounted on the vertical plate 2 through a motor fixing seat 25.
The utility model has the advantages and the beneficial effects that: the utility model provides an air tightness detection tool of exhaust pipe, its is rational in infrastructure, can be convenient carry out the clamping with the exhaust pipe fixed to be favorable to improving detection efficiency.
When the exhaust pipe clamp is used, firstly, the distance between the two lower clamping blocks 5 and the distance between the two upper clamping blocks 12 are adjusted according to the length size of an exhaust pipe to be detected, when the exhaust pipe to be detected is specifically adjusted, the adjusting motor 13 is started to operate, the adjusting motor 13 drives the second horizontal screw rod 14 to rotate, and the second horizontal screw rod 14 drives the two second sliding blocks 10 to move oppositely or oppositely after rotating, so that the distance between the two upper clamping blocks 12 is adjusted; and after the second horizontal screw 14 rotates, the vertical transmission shaft 17 is driven to rotate through the meshing of the second bevel gear 15 and the fourth bevel gear 19, the first horizontal screw 7 is driven to rotate through the meshing of the third bevel gear 18 and the first bevel gear 8 by the vertical transmission shaft 17, and the two first sliding blocks 4 are driven to move in the opposite direction or in the opposite direction after the first horizontal screw 7 rotates, so that the distance between the two lower clamping blocks 5 is adjusted, and the lower clamping blocks 5 and the corresponding upper clamping blocks 12 synchronously move, so that the upper clamping blocks 12 are kept right above the corresponding lower clamping blocks 5. The exhaust pipe to be detected can be placed in the lower arc-shaped grooves of the two lower clamping blocks 5 after adjustment is completed, and then the output shaft of the pressing cylinder 11 is started to extend out, so that the upper clamping block 12 is driven to move downwards, the exhaust pipe is clamped between the upper clamping block 12 and the lower clamping block 5, fixing of the exhaust pipe is completed, and follow-up air tightness detection is assisted. In addition, through setting up buffer spring 23, can cushion the protection to the blast pipe in the clamping process, avoid damaging the blast pipe.
The foregoing is only a preferred embodiment of the present invention, and it should be noted that, for those skilled in the art, a plurality of improvements and decorations can be made without departing from the technical principle of the present invention, and these improvements and decorations should also be regarded as the protection scope of the present invention.
Claims (5)
1. The air tightness detection tool for the exhaust pipe comprises a fixing device for fixing the exhaust pipe, and is characterized in that the fixing device comprises a rack in an L-shaped structure, the rack comprises a horizontal plate and a vertical plate, a first horizontal slide rail is arranged on the horizontal plate, two first slide blocks are connected onto the first horizontal slide rail, a lower clamping block is arranged at the top of each first slide block, a first connecting block is arranged on the horizontal plate, a first horizontal lead screw is rotatably connected onto the first connecting block, the other end of the first horizontal lead screw penetrates through the two first slide blocks and is provided with a first bevel gear, the two first slide blocks are respectively provided with a threaded hole for the first horizontal lead screw to penetrate through and to be in threaded connection with the first horizontal lead screw, and the thread turning directions of the threaded holes of the two first slide blocks are opposite; the vertical plate is provided with a second horizontal slide rail, the second horizontal slide rail is connected with two second slide blocks, the bottom of each second slide block is provided with a pressing cylinder with an output shaft facing downwards, the output shaft of the pressing cylinder is connected with an upper clamping block, the two upper clamping blocks correspond to the two lower clamping blocks one to one, each upper clamping block is positioned right above the corresponding lower clamping block, the vertical plate is provided with an adjusting motor, the output shaft of the adjusting motor is connected with a second horizontal screw rod, the other end of the second horizontal screw rod penetrates through the two second slide blocks and is provided with a second bevel gear, the two second slide blocks are respectively provided with threaded holes for the second horizontal screw rod to penetrate through and are in threaded connection with the second horizontal screw rod, and the thread turning directions of the threaded holes of the two second slide blocks are opposite; the vertical plate is provided with a second connecting block, the second connecting block is rotatably connected with a vertical transmission shaft, one end of the vertical transmission shaft is provided with a third bevel gear meshed with the first bevel gear, and the other end of the vertical transmission shaft is provided with a fourth bevel gear meshed with the second bevel gear.
2. The gas tightness detection tool for the exhaust pipe according to claim 1, wherein a buffer mechanism is arranged between the pressing cylinder and the upper clamping block, the buffer mechanism comprises a connecting plate, the connecting plate is fixedly connected with an output shaft of the pressing cylinder, the upper clamping block is located below the connecting plate, two vertical guide rods are symmetrically arranged at the top of the upper clamping block, the other end of each vertical guide rod penetrates through the connecting plate and is provided with a limiting block, a sliding hole for the vertical guide rod to penetrate through is formed in the connecting plate, and a buffer spring sleeved on the vertical guide rod is connected between the connecting plate and the upper clamping block.
3. The air tightness detection tool for the exhaust pipe according to claim 2, wherein a lower arc-shaped groove is formed in the top of the lower clamping block, and an upper arc-shaped groove is formed in the bottom of the upper clamping block.
4. The airtightness detection tool for the exhaust pipe according to claim 3, wherein the horizontal plate and the vertical plate are integrally connected.
5. The tool for detecting the airtightness of the exhaust pipe according to claim 4, wherein the adjustment motor is mounted on the vertical plate through a motor fixing seat.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202121067713.1U CN215296563U (en) | 2021-05-19 | 2021-05-19 | Air tightness detection tool for exhaust pipe |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202121067713.1U CN215296563U (en) | 2021-05-19 | 2021-05-19 | Air tightness detection tool for exhaust pipe |
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| Publication Number | Publication Date |
|---|---|
| CN215296563U true CN215296563U (en) | 2021-12-24 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN202121067713.1U Active CN215296563U (en) | 2021-05-19 | 2021-05-19 | Air tightness detection tool for exhaust pipe |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114383782A (en) * | 2022-01-17 | 2022-04-22 | 湖北锐拓传动装备技术有限公司 | Method for testing air tightness of pipe joint of hydraulic system |
-
2021
- 2021-05-19 CN CN202121067713.1U patent/CN215296563U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114383782A (en) * | 2022-01-17 | 2022-04-22 | 湖北锐拓传动装备技术有限公司 | Method for testing air tightness of pipe joint of hydraulic system |
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