CN113426694A - Full-automatic chain type stepping pipe airtightness detection equipment - Google Patents
Full-automatic chain type stepping pipe airtightness detection equipment Download PDFInfo
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- CN113426694A CN113426694A CN202110855104.0A CN202110855104A CN113426694A CN 113426694 A CN113426694 A CN 113426694A CN 202110855104 A CN202110855104 A CN 202110855104A CN 113426694 A CN113426694 A CN 113426694A
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B07—SEPARATING SOLIDS FROM SOLIDS; SORTING
- B07C—POSTAL SORTING; SORTING INDIVIDUAL ARTICLES, OR BULK MATERIAL FIT TO BE SORTED PIECE-MEAL, e.g. BY PICKING
- B07C5/00—Sorting according to a characteristic or feature of the articles or material being sorted, e.g. by control effected by devices which detect or measure such characteristic or feature; Sorting by manually actuated devices, e.g. switches
- B07C5/02—Measures preceding sorting, e.g. arranging articles in a stream orientating
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B07—SEPARATING SOLIDS FROM SOLIDS; SORTING
- B07C—POSTAL SORTING; SORTING INDIVIDUAL ARTICLES, OR BULK MATERIAL FIT TO BE SORTED PIECE-MEAL, e.g. BY PICKING
- B07C5/00—Sorting according to a characteristic or feature of the articles or material being sorted, e.g. by control effected by devices which detect or measure such characteristic or feature; Sorting by manually actuated devices, e.g. switches
- B07C5/34—Sorting according to other particular properties
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B07—SEPARATING SOLIDS FROM SOLIDS; SORTING
- B07C—POSTAL SORTING; SORTING INDIVIDUAL ARTICLES, OR BULK MATERIAL FIT TO BE SORTED PIECE-MEAL, e.g. BY PICKING
- B07C5/00—Sorting according to a characteristic or feature of the articles or material being sorted, e.g. by control effected by devices which detect or measure such characteristic or feature; Sorting by manually actuated devices, e.g. switches
- B07C5/36—Sorting apparatus characterised by the means used for distribution
- B07C5/361—Processing or control devices therefor, e.g. escort memory
- B07C5/362—Separating or distributor mechanisms
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01M—TESTING STATIC OR DYNAMIC BALANCE OF MACHINES OR STRUCTURES; TESTING OF STRUCTURES OR APPARATUS, NOT OTHERWISE PROVIDED FOR
- G01M3/00—Investigating fluid-tightness of structures
- G01M3/02—Investigating fluid-tightness of structures by using fluid or vacuum
- G01M3/04—Investigating fluid-tightness of structures by using fluid or vacuum by detecting the presence of fluid at the leakage point
- G01M3/06—Investigating fluid-tightness of structures by using fluid or vacuum by detecting the presence of fluid at the leakage point by observing bubbles in a liquid pool
- G01M3/08—Investigating fluid-tightness of structures by using fluid or vacuum by detecting the presence of fluid at the leakage point by observing bubbles in a liquid pool for pipes, cables or tubes; for pipe joints or seals; for valves; for welds
- G01M3/083—Investigating fluid-tightness of structures by using fluid or vacuum by detecting the presence of fluid at the leakage point by observing bubbles in a liquid pool for pipes, cables or tubes; for pipe joints or seals; for valves; for welds for tubes
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- General Physics & Mathematics (AREA)
- Examining Or Testing Airtightness (AREA)
Abstract
The invention discloses full-automatic chained stepping pipe airtightness detection equipment which comprises an automatic feeding frame, wherein a chained stepping airtightness detection machine is arranged behind the automatic feeding frame, a screening frame is arranged behind the chained stepping airtightness detection machine, the screening frame is divided into an unqualified material storage area and a qualified material storage area by a partition column, a screening rotating shaft is arranged on the partition column, and a screening plate is arranged on the screening rotating shaft; the chain type stepping airtight detection machine detects whether bubbles are generated or not, and meanwhile, the chain type stepping airtight detection machine can automatically acquire information such as pressure in the pipe and judge whether the pipe is qualified or not, so that the information is sent to the controller, the controller controls the operation of the screening rotating shaft, qualified pipes and unqualified pipes are separated, and the full automation of airtight detection of the pipes is realized.
Description
Technical Field
The invention relates to the field of pipe airtightness detection, in particular to full-automatic chain type stepping pipe airtightness detection equipment.
Background
The pipe is widely used, and for a welded pipeline, air tightness detection needs to be carried out after welding; in the existing pipeline air tightness detection, most of the existing pipeline air tightness detection methods are that a manual station lifts the two ends of a pipe into an air tightness detection table to block the pipe port and immerse the pipe into water, whether bubbles exist is observed, and whether the pipe is qualified or not is judged, so that the labor cost is occupied, and meanwhile, visual fatigue is easily caused by pure manual observation; application number CN20202711.0 discloses an equipment for tubular product gas tightness leak hunting, the adoption be with pipe clamping airtight test bench detect, this kind of mode needs fixture reciprocating motion, and reciprocating motion needs cycle time to reduced detection efficiency, what the adoption was detected by the bubbling method, but fixture on it, influenced measurement personnel's sight of looking into, produced the hourglass easily and examined.
Disclosure of Invention
The invention aims to: the full-automatic chain type stepping pipe airtightness detection equipment is provided and solves the problems that the existing pipe airtightness detection technology occupies labor cost, visual fatigue is easily caused by pure manual observation, and missing detection is easily caused.
The technical scheme of the invention is as follows:
the utility model provides a step-by-step airtight check out test set of tubular product of full-automatic chain, includes automatic feeding frame, the rear of automatic feeding frame is provided with the step-by-step airtight detection machine of chain, the rear of the step-by-step airtight detection machine of chain is provided with the screening frame, the screening frame is divided into unqualified stock district and qualified stock district by the subregion post, be provided with the screening pivot on the subregion post, be provided with the screening board in the screening pivot.
Furthermore, at least two leveling plates are arranged in the automatic feeding frame, a first transmission shaft and a second transmission shaft are arranged between every two leveling plates, and the second transmission shaft is connected with a lifting motor; the first transmission shaft is provided with a first shaft sleeve, the second transmission shaft is provided with a belt winding wheel, the rear side of the leveling plate is provided with a lifting sling, and the lifting sling is connected with the belt winding wheel by winding the first shaft sleeve; the leveling plate is provided with a height limiting adjusting device; a slope convenient for pipe transportation is arranged on one side, away from the lifting sling, of the leveling plate; the upper surface of the first shaft sleeve is higher than the upper surface of the leveling plate, and the second transmission shaft is arranged obliquely below the first transmission shaft; the leveling machine comprises a leveling machine, a first transmission shaft, a leveling plate, a chain and a second transmission shaft, wherein the first transmission shaft is connected with the leveling machine, a gear is arranged on the first transmission shaft and is connected with the leveling plate, a gear is also arranged on the leveling plate, and a chain is arranged between the two gears; the upper end of the chain is higher than the upper surface of the screed.
Furthermore, the height limiting adjusting device comprises a height limiting baffle arranged above the leveling plate, and the height limiting baffle is connected with the sliding block; a sliding groove is formed in the automatic feeding frame, and the sliding block is mounted on the sliding groove; the slider internal fixation has the screw rod, the screw rod passes the spout and stretches out the spout, be equipped with the internal thread in the spout, install rotatory handle on the screw rod.
Furthermore, pipe end centering and flattening devices are arranged on two sides of the automatic feeding frame and comprise push plates, and one sides of the push plates are connected with the flattening cylinders arranged on the push plates; the tail end of the slope is provided with a raised limiting block, and a pipe ejection device is arranged on the side edge of the leveling plate and positioned at the tail end of the slope; the pipe ejection device comprises an ejection cylinder arranged on the pipe ejection device, and an ejection block is arranged on the ejection cylinder.
Further, the chain type stepping airtight detector comprises a first side mounting plate and a second side mounting plate; the first side mounting plate and the second side mounting plate are connected through a connecting pipe; a stepping chain base plate for mounting a stepping chain tensioning mechanism is arranged on the connecting pipe; the step chain tensioning mechanism comprises a chain wheel and a chain; v-shaped blocks are arranged on the upper surface of the chain in an array manner; the first side mounting plate and the second side mounting plate are provided with air blocking cylinders; the air blocking cylinder is connected with a plug; a pipe clamping cylinder is arranged on the first side mounting plate, and a pipe clamping fork shaft is connected below the pipe clamping cylinder; the pipe clamping shifting fork shaft is provided with a rotating shaft, and the connecting pipe is provided with a pipe clamping supporting plate; the pipe clamping mechanism is installed on the pipe clamp supporting plate and connected with the pipe clamping shifting fork shaft.
Further, the pipe clamping mechanism comprises a pipe clamp which is arranged on a pipe clamp supporting plate through a fixing shaft, and the pipe clamp is Z-shaped; the tail end of the pipe clamp is connected with a sliding plate through a rotating shaft, and the sliding plate is connected with a pipe clamping shifting fork shaft through a pipe clamping shifting fork; the pipe clamping shifting fork shaft is fixedly connected with the pipe clamping shifting fork, and the pipe clamping shifting fork is fixedly connected with the sliding plate; the step chain tensioning mechanism is connected with the motor to realize power transmission; the pipe clamping cylinder is connected with the pipe clamping shifting fork shaft through a hinge.
Further, the first side mounting plate and the second side mounting plate are mounted on the base through a lifting cylinder; a water tank is arranged in the base, and the first side mounting plate and the second side mounting plate are both arranged in the water tank; one end of the lifting cylinder is connected with the base, and the other end of the lifting cylinder is connected with the lifting connecting plate; the lifting connecting plate is connected with a lifting guide shaft; the lifting guide shaft penetrates through a second shaft sleeve arranged on the base and is connected with the first side mounting plate and the second side mounting plate.
Furthermore, one side of the screening plate, which is far away from the screening rotating shaft, is erected on the chain type stepping airtight detection machine.
Compared with the prior art, the invention has the beneficial effects that:
1. according to the full-automatic chain type stepping pipe airtightness detection equipment, automatic feeding of pipes is achieved through an automatic feeding frame, and then the pipes enter a chain type stepping airtightness detection machine for detection, so that automatic feeding of the pipes is achieved, and manual operation is reduced; the chain type stepping airtight detection machine detects whether bubbles are generated or not, and meanwhile, the chain type stepping airtight detection machine can automatically acquire information such as pressure in the pipe and judge whether the pipe is qualified or not, so that the information is sent to the controller, the controller controls the operation of the screening rotating shaft, qualified pipes and unqualified pipes are separated, and the full automation of airtight detection of the pipes is realized.
2. According to the full-automatic chain type stepping pipe airtightness detection equipment, an automatic feeding frame is provided with a first transmission shaft and a second transmission shaft through being arranged between leveling plates, the first transmission shaft is provided with a first shaft sleeve, the second transmission shaft is provided with a belt winding wheel, the rear side of each leveling plate is provided with a lifting sling, and the lifting sling is connected with the belt winding wheel by winding the first shaft sleeve; the leveling plate is provided with a height limiting adjusting device; the lifting motor operates to drive the second transmission shaft to rotate, so that the winding wheel rotates, the lifting sling is lifted, the pipe positioned in the lifting sling is conveyed to the leveling plate, and the pipe sequentially enters the chain type stepping airtight detection machine through the leveling plate, so that manual carrying is avoided, and manpower is saved to a great extent; and be provided with limit for height adjusting device on the flattening board for prevent to appear lifting sling lifting speed too fast, lead to overlapping between the tubular product, reduce the problem of transport speed.
3. A full-automatic chain type stepping pipe airtightness detection device is characterized in that an automatic feeding frame is provided with a protruding limiting block at the tail end of a slope, and a pipe ejection device is arranged on the side edge of a leveling plate and positioned at the tail end of the slope; by the arrangement of the limiting block, the pipes can be orderly arranged on the slope, and under the action of the pipe ejection device, only one pipe is ejected out at a time, so that the problem that detection errors and even the detection cannot be caused when all the pipes enter the chain type stepping airtight detection machine at once is solved; the device is also matched with a stepping chain tensioning mechanism in a chain type stepping airtight detection machine for use, so that only one pipe is ejected out at a time, the speed of the stepping chain tensioning mechanism is controlled, and the effect of sequential feeding can be realized.
4. A chain type stepping pipe airtightness detection device comprises a chain type stepping airtightness detection machine, wherein a stepping chain tensioning mechanism operates to drive V-shaped blocks to operate, a pipe can be placed in each adjacent V-shaped block, the stepping chain tensioning mechanism continues to operate to enable the pipe to be aligned with a plug, then a pipe clamping cylinder operates to drive a pipe clamping fork shaft to move, so that a rotating shaft is driven to rotate, the pipe clamping mechanism rotates to clamp the pipe, then an air blocking cylinder operates to enable the plug to move, two ends of the pipe are blocked, the pipe is placed in water, and on one hand, whether bubbles appear in the pipe can be observed manually; on the other hand, an air inlet valve can be arranged on the plug on one side, an exhaust valve is arranged on the plug on the other side, when the inflation pressure in each pipe reaches the set value, the air inlet valve is closed, each pipe is an independent airtight loop, a pressure sensor and a 24-bit ultrahigh-resolution AD module are further arranged on the plugs, the pressure resolution is accurate to 0.06PA to be compared through the algorithm of a controller, and therefore the existence of a leakage point of the pipe is detected; and automatic detection of the pipe is realized.
5. The utility model provides a step-by-step airtight check out test set of tubular product of full-automatic chain, the step-by-step airtight check out test set of chain is provided with basin and lift cylinder, the height of the first side mounting plate of regulation and second side mounting plate that can be very convenient, adjusts the height of tubular product promptly, makes and to carry out the material loading earlier, fixes tubular product, then descends, is that the water in the basin passes through tubular product, accomplishes artifical the detection.
Drawings
FIG. 1 is a schematic structural view of a full-automatic chain type stepping pipe airtightness detection device;
FIG. 2 is a schematic view of an elevation structure of a full-automatic chain type stepping pipe airtightness detection device;
FIG. 3 is a schematic structural diagram of an automatic feeding rack in the full-automatic chain type stepping pipe airtightness detection equipment;
FIG. 4 is a southwest axonometric view of an automatic feeding rack in the full-automatic chain type stepping pipe airtightness detection equipment;
FIG. 5 is a schematic structural view of a height-limiting adjustment device in the automatic feeding frame;
FIG. 6 is a schematic structural view of a pipe end centering and leveling device in the automatic feeding frame;
FIG. 7 is a schematic structural view of a tube ejection device in the automatic feeding frame;
FIG. 8 is a schematic structural view of a chain type stepping airtight detector in the full-automatic chain type stepping pipe airtight detection apparatus;
FIG. 9 is an enlarged view taken at A in FIG. 7;
FIG. 10 is a schematic view of the chain stepping airtight inspection machine with the base removed;
FIG. 11 is an enlarged view at B of FIG. 10;
FIG. 12 is an enlarged view at C of FIG. 10;
fig. 13 is an enlarged view at D in fig. 10.
Reference numerals: 11-an automatic feeding frame, 12-a chain stepping airtight detector, 13-a screening frame, 131-a partitioning column, 132-an unqualified material storage region, 133-a qualified material storage region, 134-a screening rotating shaft, 135-a screening plate, 111-a leveling plate, 112-a first transmission shaft, 113-a second transmission shaft, 114-a lifting motor, 115-a first shaft sleeve, 116-a winding wheel, 117-a lifting sling, 118-a height limiting adjusting device, 119-a slope, 120-a leveling motor, 122-a height limiting baffle, 123-a sliding block, 124-a sliding chute, 125-a screw rod, 126-a rotating handle, 127-a pipe end centering and leveling device, 128-a pushing plate, 129-a leveling cylinder, 170-a limiting block, 171-a pipe ejection device and 172-an ejection cylinder, 173-an ejection block, 141-a first side mounting plate, 142-a second side mounting plate, 143-a connecting pipe, 144-a stepping chain tensioning mechanism, 145-a stepping chain base plate, 146-a V-shaped block, 147-an air blocking cylinder, 148-a plug, 149-a pipe clamping cylinder, 150-a pipe clamping fork shaft, 151-a rotating shaft, 152-a pipe clamp supporting plate, 153-a pipe clamping mechanism, 154-a fixed shaft, 155-a pipe clamp, 156-a rotating shaft, 157-a sliding plate, 158-a pipe clamping fork, 159-a lifting cylinder, 160-a base, 161-a water tank, 162-a lifting connecting plate, 163-a lifting guide shaft and 164-a second shaft sleeve.
Detailed Description
It is noted that relational terms such as "first" and "second," and the like, may be used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions.
The features and properties of the present invention are described in further detail below with reference to examples.
Example one
Referring to fig. 1-3, a full-automatic chain type stepping pipe airtightness detection device comprises an automatic feeding frame 11, a chain type stepping airtightness detection machine 12 is arranged behind the automatic feeding frame 11, a screening frame 13 is arranged behind the chain type stepping airtightness detection machine 12, the screening frame 13 is divided into an unqualified material storage area 132 and a qualified material storage area 133 by a partition column 131, a screening rotating shaft 134 is arranged on the partition column 131, and preferably, the screening rotating shaft 134 is connected with a screening cylinder, and the screening cylinder operates to drive the screening rotating shaft 134 to rotate; the screening rotating shaft 134 is provided with a screening plate 135.
When the automatic feeding device is used, automatic feeding of the pipes is realized through the automatic feeding frame 11, and then the pipes enter the chain type stepping airtight detection machine 12 for detection, so that automatic feeding of the pipes is realized, and manual operation is reduced; the chain type stepping airtight detector 12 detects whether bubbles are generated or not, and meanwhile, the manual identification can automatically acquire information such as pressure in the pipe and judge whether the pipe is qualified or not, so that the information is sent to the controller, the controller controls the operation of the screening rotating shaft 134, qualified pipes and unqualified pipes are separated, and the full automation of airtight detection of the pipes is realized.
Example two
The second embodiment further describes the first embodiment, the same components are not described herein again, please refer to fig. 1-3, at least two leveling plates 111 are arranged in the automatic feeding frame 11, the more the number of the leveling plates is, the more stable the transmission performance is, preferably, five leveling plates 111 are arranged; a first transmission shaft 112 and a second transmission shaft 113 are arranged between the leveling plates 111, and corresponding bearings are arranged on the leveling plates 111 to ensure the normal rotation of the first transmission shaft 112 and the second transmission shaft 113; the second transmission shaft 113 is connected with the lifting motor 114, and the connection mode can be a chain wheel and chain mode, and can also be a gear or belt wheel transmission mode, so that power transmission can be realized; the first transmission shaft is provided with a first shaft sleeve 115, the first shaft sleeve 115 can rotate on the first transmission shaft, the second transmission shaft is provided with a winding wheel 116 (the structure of the second transmission shaft is similar to that of the existing kite reel), the winding wheel 116 is fixedly connected with the second transmission shaft, and the second transmission shaft rotates to drive the winding wheel 116 to rotate; a lifting sling 117 is arranged on the automatic feeding frame 11 at the rear side of the leveling plate 111, and preferably, the height of the automatic feeding frame 11 at the position is higher than that of the leveling plate 111, so that the pipe can smoothly enter the leveling plate 111 under the action of the lifting sling 117; the lifting sling 117 bypasses the first shaft sleeve 115 and is connected with the winding pulley 116, the lifting sling 117 can be wound on the winding pulley 116 through the rotation of the winding pulley 116, and then the lifting sling 117 is lifted to transport the pipe; the leveling plate 111 is provided with a height limiting adjusting device 118 for preventing the lifting speed of the lifting sling 117 from being too high, so that the pipes are overlapped, and the transportation speed is reduced.
When using, at first all place tubular product in lifting suspender 117, then open lifting motor 114, lifting motor 114 operates and drives second transmission shaft 113 rotatory, thereby it is rotatory to drive around band pulley 116, make lifting suspender 117 twine on around band pulley 116, and then promote suspender 117 length reduction, will be located the tubular product that promotes in suspender 117 and upwards promote, and then under the effect of gravity, the landing is to the screed 111, and because the setting of limited height adjusting device 118, guarantee simultaneously that tubular product can not pile up, can drop in proper order on the screed 111, and continue to move backward and then enter into the step-by-step airtight detection machine 12 of chain and detect.
EXAMPLE III
A third embodiment is a further description of the second embodiment, the same components are not described again, please refer to fig. 1-5, a slope 119 for facilitating the transportation of the pipe is disposed on a side of the screed 111 away from the lifting sling 117, the slope 119 is mainly disposed to facilitate the falling of the pipe and is sequentially arranged on the slope 119; the upper surface of the first shaft sleeve 115 is higher than the upper surface of the leveling plate 111, and the second transmission shaft 113 is arranged obliquely below the first transmission shaft 112, so that the normal operation of the lifting sling 117 is ensured, and pipes can be smoothly lifted to the leveling plate 111.
The first transmission shaft 112 is connected with the flat motor 120, and the connection mode can be a chain wheel and chain mode, and can also be a gear or belt wheel transmission mode, so that power transmission can be realized; a gear is arranged on the first transmission shaft 112 and connected with the leveling plate 111, a gear is also arranged on the leveling plate 111, and a chain is arranged between the two gears; the upper end of the chain is higher than the upper surface of the leveling plate 111, and the chain is arranged, so that the pipe lifted by the lifting sling 117 enters the leveling plate 111 and then contacts with the chain first, and is transported forwards continuously under the action of the chain, and the conveying speed of the pipe is further improved; preferably, in order to prevent the chain from scratching the pipe, a rubber protective sleeve (not shown in the figure) can be arranged on the upper surface of the chain.
The height limiting adjustment device 118 comprises a height limiting baffle 122 arranged above the leveling plate 111, and the height limiting baffle 122 is connected with a sliding block 123; the automatic feeding frame 11 is provided with a sliding groove 124, the sliding block 123 is mounted on the sliding groove 124, a screw 125 is fixedly arranged in the sliding block 123, the screw 125 penetrates through the sliding groove 124 and extends out of the sliding groove 124, internal threads are arranged in the sliding groove 124, and a rotating handle 126 is mounted on the screw 125; the screw 125 rotates to drive the slider 123 to move upwards, so as to adjust the position of the height-limiting baffle 122, and when adjusting, the distance between the height-limiting baffle 122 and the leveling plate 111 should be larger than the pipe diameter of a pipe and smaller than two times of the pipe diameter, so as to realize the occurrence of stacking the pipe.
Example four
The fourth embodiment is a further description of the third embodiment, the same components are not described again, please refer to fig. 1 to 5, the two sides of the automatic feeding frame 11 are provided with pipe end centering and leveling devices 127, the pipe end centering and leveling devices 127 include a pushing plate 128, and one side of the pushing plate 128 is connected with a leveling cylinder 129 installed on the automatic feeding frame 11.
When in use, after the tube enters the slope 119 and is gathered, the two ends of the tube can be aligned and enter the chain type stepping airtight detector 12 orderly under the action of the push plates 128 at the two sides.
The tail end of the slope 119 is provided with a raised limiting block 170, the pipe ejection device 171 is arranged on the side edge of the leveling plate 111 and at the tail end of the slope 119, the pipe ejection device 171 comprises an ejection cylinder 172 installed on the automatic feeding frame 11, and an ejection block 173 is installed on the ejection cylinder 172; the limiting block 170 can be set to be triangular during design, so as to limit the pipes from falling off, and preferably, a mechanism (bolts and the like can be realized, which is not described herein) for adjusting the height of the limiting block 170 can be arranged so as to meet the use requirements of pipes with different pipe diameters; the size and position of the ejector 173 is such that only one tube is ejected.
In the embodiment, the pipes are orderly arranged on the slope 119 through the arrangement of the limiting block 170, and under the action of the pipe ejection device 171, only one pipe is ejected at a time, so that the problem that detection errors or even the detection cannot be caused because all the pipes enter the chain type stepping airtight detector 12 at once is solved; during design, the ejection frequency of the pipe ejection device 171 and the movement frequency of the stepping chain tensioning mechanism 144 in the chain type stepping airtight detector 12 can be controlled, so that the sequential feeding effect is realized.
EXAMPLE five
Fifth embodiment is a further description of the first embodiment, the same components are not described herein again, and referring to fig. 1 to 3, the chain type stepping airtight inspection machine 12 includes a first side mounting plate 141 and a second side mounting plate 142; the first side mounting plate 141 and the second side mounting plate 142 are connected by a connecting pipe 143, and preferably, two connecting pipes 143 are provided at both sides of the first side mounting plate 141 and the second side mounting plate 142; a plurality of stepping chain base plates 145 for mounting a stepping chain tensioning mechanism 144 are arranged on the connecting pipe 143, and the plurality of stepping chain base plates 145 are uniformly distributed between the first side mounting plate 141 and the second side mounting plate 142; the step chain tensioning mechanism 144 includes a sprocket and a chain; the upper surface of the chain is provided with the V-shaped blocks 146 in an array mode, namely a gap between the two V-shaped blocks 146 is used for placing a pipe, and when the automatic feeding frame 11 is used, the automatic feeding frame is matched with the stepping chain tensioning mechanism 144 to achieve automatic feeding; only one pipe is placed in the gap between the single V-shaped blocks 146.
A pipe clamping cylinder 149 is arranged on the first side mounting plate 141, and a pipe clamping shifting fork shaft 150 is hinged below the pipe clamping cylinder 149; the pipe clamping shifting fork shaft 150 is provided with a rotating shaft 151, and the connecting pipe 143 is provided with a pipe clamping support plate 152; the pipe clamping support plate 152 is provided with a pipe clamping mechanism 153, and the pipe clamping mechanism 153 is connected with the pipe clamping fork shaft 150; the pipe clamping mechanism 153 includes a pipe clamp 155 mounted on the pipe clamp support plate 152 by a fixing shaft 154, the pipe clamp 155 having a zigzag shape; the tail end of the pipe clamp 155 is connected with a sliding plate 157 through a rotating shaft 156, the sliding plate 157 is connected with a pipe clamping shifting fork shaft 150 through a pipe clamping shifting fork 158, the pipe clamping shifting fork shaft 150 is fixedly connected with the pipe clamping shifting fork 158, and the pipe clamping shifting fork 158 is fixedly connected with the sliding plate 157; the first side mounting plate 141 and the second side mounting plate 142 are provided with air blocking cylinders 147; the air-blocking cylinder 147 is connected with a plug 148.
When the pipe clamping device is used, the stepping chain tensioning mechanism 144 operates to convey a pipe to a preset position, so that the position of the pipe is consistent with that of the plug 148, then the pipe clamping cylinder 149 operates to drive the pipe clamping fork shaft 150 to operate, so that the rotating shaft 151 is driven to rotate, the pipe clamping fork 158 is driven to rotate, and the sliding plate 157 is driven to move up, down, left and right, because the sliding plate 157 is connected with the tail end of the pipe clamp 155, the pipe clamp 155 can rotate around the fixing shaft 154 under the action of the sliding plate 157, so that the pipe is clamped; at the moment, the pipe is fixed, then the air blocking cylinder 147 operates to drive the plug 148 to operate, the two ends of the pipe are blocked to be sealed, and then the pipe is placed into water to carry out air tightness detection.
EXAMPLE six
The sixth embodiment is a further description of the fifth embodiment, the same components are not described herein again, and referring to fig. 1 to 6, the first side mounting plate 141 and the second side mounting plate 142 are mounted on the base 160 through the lifting cylinder 159; a water tank 161 is arranged in the base 160, and the first side mounting plate 141 and the second side mounting plate 142 are both arranged in the water tank 161; one end of the lifting cylinder 159 is connected with the base 160, and the other end of the lifting cylinder 159 is connected with the lifting connecting plate 162; the lifting connecting plate 162 is connected with a lifting guide shaft 163; the lifting guide shaft 163 passes through a second shaft sleeve 164 arranged on the base 160 to be connected with the first side mounting plate 141 and the second side mounting plate 142; when the lifting cylinder 159 operates, the lifting connecting plate 162 is driven to move up and down, so that the lifting guide shaft 163 is driven to move up and down, and the lifting guide shaft 163 moves up and down in the second shaft sleeve 164, so that the first side mounting plate 141 and the second side mounting plate 142 move up and down; can adjust the height of first side mounting plate 141 and second side mounting plate 142, and then can make the high height of first side mounting plate 141 and second side mounting plate 142 keep away from the surface of water in the material loading, the material loading of being convenient for, after accomplishing the material loading, the high decline of first side mounting plate 141 and second side mounting plate 142 makes the surface of water not pass through the tubular product and accomplish manual detection.
Since the first side mounting plate 141 and the second side mounting plate 142 move up and down, a motor for operating the step chain tensioner 144 is specially positioned, and preferably, the motor is mounted on the elevation connection plate 162 to be elevated together with the elevation connection plate 162.
EXAMPLE seven
A seventh embodiment is a further description of a fifth embodiment, which is not repeated herein, and please refer to fig. 1 to 6, in order to realize full automation of detection, an air intake valve (not shown in the figure) is disposed on the plug 148, an exhaust valve (not shown in the figure) is disposed on the plug 148 on the other side, after the pipe is fixed, the two ends of the pipe are blocked by the plug 148, and then the air intake valve is opened to inflate the pipe, and when the inflation pressure in the pipe reaches a set value, the air intake valve is closed; each pipe is an independent airtight loop.
The plug 148 is also provided with a pressure sensor and a 24-bit ultra-high resolution AD module, so that the pressure resolution is accurate to 0.06 PA; it should be noted that all the electrical devices can be electrically connected to the controller and perform coordination with each other; comparing through the algorithm of the controller, thereby detecting whether the pipe has a leakage point or not; automatic detection of the pipe is realized; the detection information is transmitted to a controller, the controller controls the operation of the screening cylinder, and qualified pipes and unqualified pipes enter a qualified material storage area 133 and an unqualified material storage area 132 respectively; i.e. automatic detection and collection is completed.
The above-mentioned embodiments only express the specific embodiments of the present application, and the description thereof is more specific and detailed, but not construed as limiting the scope of the present application. It should be noted that, for those skilled in the art, without departing from the technical idea of the present application, several changes and modifications can be made, which are all within the protection scope of the present application.
Claims (8)
1. The utility model provides a step-by-step airtight check out test set of tubular product of full-automatic chain, its characterized in that, including automatic feeding frame (11), the rear of automatic feeding frame (11) is provided with step-by-step airtight detection machine of chain (12), the rear of step-by-step airtight detection machine of chain (12) is provided with screening frame (13), screening frame (13) are cut apart into unqualified material stock district (132) and qualified material stock district (133) by subregion post (131), be provided with screening pivot (134) on subregion post (131), be provided with screening board (135) on screening pivot (134).
2. The full-automatic chain type stepping pipe airtightness detection equipment according to claim 1, wherein at least two leveling plates (111) are arranged in the automatic feeding frame (11), a first transmission shaft (112) and a second transmission shaft (113) are mounted between the leveling plates (111), and the second transmission shaft (113) is connected with a lifting motor (114); the first transmission shaft is provided with a first shaft sleeve (115), the second transmission shaft is provided with a belt winding wheel (116), the rear side of the leveling plate (111) is provided with a lifting sling (117), and the lifting sling (117) bypasses the first shaft sleeve (115) and is connected with the belt winding wheel (116); a height limiting adjusting device (118) is arranged on the leveling plate (111); a slope (119) convenient for pipe transportation is arranged on one side, away from the lifting sling (117), of the leveling plate (111); the upper surface of the first shaft sleeve (115) is higher than the upper surface of the leveling plate (111), and the second transmission shaft (113) is arranged obliquely below the first transmission shaft (112); the first transmission shaft (112) is connected with the flat transmission motor (120), gears are arranged on the first transmission shaft (112) and at the position connected with the leveling plate (111), the leveling plate (111) is also provided with gears, and a chain is arranged between the two gears; the upper end of the chain is higher than the upper surface of the screed (111).
3. The full-automatic chain type stepping pipe airtightness detection apparatus according to claim 2, wherein the height limiting adjustment device (118) comprises a height limiting baffle plate (122) arranged above the leveling plate (111), and the height limiting baffle plate (122) is connected with the sliding block (123); a sliding groove (124) is formed in the automatic feeding frame (11), and the sliding block (123) is installed on the sliding groove (124); a screw rod (125) is fixedly arranged in the sliding block (123), the screw rod (125) penetrates through the sliding groove (124) and extends out of the sliding groove (124), internal threads are arranged in the sliding groove (124), and a rotating handle (126) is arranged on the screw rod (125).
4. The full-automatic chain type stepping pipe airtightness detection equipment according to claim 3, wherein pipe end centering and flattening devices (127) are arranged on two sides of the automatic feeding frame (11), each pipe end centering and flattening device (127) comprises a push plate (128), and one side of each push plate (128) is connected with a flattening cylinder (129) mounted on the push plate; a protruding limiting block (170) is arranged at the tail end of the slope (119), and a pipe ejection device (171) is arranged on the side edge of the leveling plate (111) and positioned at the tail end of the slope (119); the pipe ejection device (171) comprises an ejection cylinder (172) which is arranged on the pipe ejection device, and an ejection block (173) is arranged on the ejection cylinder (172).
5. The fully automatic chain type stepping pipe airtight detection equipment according to claim 1, wherein the chain type stepping airtight detection machine (12) comprises a first side mounting plate (141) and a second side mounting plate (142); the first side mounting plate (141) and the second side mounting plate (142) are connected through a connecting pipe (143); a stepping chain base plate (145) used for installing a stepping chain tensioning mechanism (144) is arranged on the connecting pipe (143); the step chain tensioning mechanism (144) comprises a sprocket and a chain; v-shaped blocks (146) are arranged on the upper surface of the chain in an array manner; the first side mounting plate (141) and the second side mounting plate (142) are provided with air blocking cylinders (147); the air blocking cylinder (147) is connected with a plug (148); a pipe clamping cylinder (149) is mounted on the first side mounting plate (141), and a pipe clamping shifting fork shaft (150) is connected below the pipe clamping cylinder (149); a rotating shaft (151) is installed on the pipe clamping shifting fork shaft (150), and a pipe clamping supporting plate (152) is installed on the connecting pipe (143); the pipe clamping mechanism (153) is installed on the pipe clamp supporting plate (152), and the pipe clamping mechanism (153) is connected with the pipe clamping shifting fork shaft (150).
6. The full-automatic chain type stepping pipe airtightness detection device according to claim 5, wherein the pipe clamping mechanism (153) comprises a pipe clamp (155) mounted on a pipe clamp support plate (152) through a fixed shaft (154), and the pipe clamp (155) is Z-shaped; the tail end of the pipe clamp (155) is connected with a sliding plate (157) through a rotating shaft (156), and the sliding plate (157) is connected with a pipe clamping fork shaft (150) through a pipe clamping fork (158); the pipe clamping shifting fork shaft (150) is fixedly connected with the pipe clamping shifting fork (158), and the pipe clamping shifting fork (158) is fixedly connected with the sliding plate (157); the step chain tensioning mechanism (144) is connected with the motor to realize power transmission; the pipe clamping cylinder (149) is connected with the pipe clamping fork shaft (150) through a hinge.
7. The fully-automatic chain type stepping pipe airtightness detection apparatus according to claim 6, wherein the first side mounting plate (141) and the second side mounting plate (142) are mounted on the base (160) through a lifting cylinder (159); a water tank (161) is arranged in the base (160), and the first side mounting plate (141) and the second side mounting plate (142) are both arranged in the water tank (161); one end of the lifting cylinder (159) is connected with the base (160), and the other end of the lifting cylinder (159) is connected with the lifting connecting plate (162); the lifting connecting plate (162) is connected with a lifting guide shaft (163); the lifting guide shaft (163) penetrates through a second shaft sleeve (164) arranged on the base (160) and is connected with the first side mounting plate (141) and the second side mounting plate (142).
8. The full-automatic chain type stepping pipe airtightness detection device according to claim 1, wherein one side of the screening plate (135) far away from the screening rotating shaft (134) is erected on the chain type stepping airtightness detection machine (12).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110855104.0A CN113426694A (en) | 2021-07-27 | 2021-07-27 | Full-automatic chain type stepping pipe airtightness detection equipment |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110855104.0A CN113426694A (en) | 2021-07-27 | 2021-07-27 | Full-automatic chain type stepping pipe airtightness detection equipment |
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| CN113426694A true CN113426694A (en) | 2021-09-24 |
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| CN202110855104.0A Pending CN113426694A (en) | 2021-07-27 | 2021-07-27 | Full-automatic chain type stepping pipe airtightness detection equipment |
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Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114044302A (en) * | 2021-10-22 | 2022-02-15 | 安徽新富新能源科技有限公司 | Automatic feeding and discharging mechanism for helium detection process of cooling pipe |
| CN114441114A (en) * | 2022-04-07 | 2022-05-06 | 山东昆嵛电缆有限公司 | Cable sheath sealing performance detection device and method |
| CN114486121A (en) * | 2022-01-25 | 2022-05-13 | 湖南湘投金天新材料有限公司 | Pipe leakage detection device and detection method thereof |
| CN116393407A (en) * | 2023-06-07 | 2023-07-07 | 江苏屹伟不锈钢管业有限公司 | Stainless steel pipe gas tightness detection device |
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2021
- 2021-07-27 CN CN202110855104.0A patent/CN113426694A/en active Pending
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114044302A (en) * | 2021-10-22 | 2022-02-15 | 安徽新富新能源科技有限公司 | Automatic feeding and discharging mechanism for helium detection process of cooling pipe |
| CN114044302B (en) * | 2021-10-22 | 2023-08-08 | 安徽新富新能源科技股份有限公司 | Automatic feeding and discharging mechanism for helium detection procedure of cooling tube |
| CN114486121A (en) * | 2022-01-25 | 2022-05-13 | 湖南湘投金天新材料有限公司 | Pipe leakage detection device and detection method thereof |
| CN114441114A (en) * | 2022-04-07 | 2022-05-06 | 山东昆嵛电缆有限公司 | Cable sheath sealing performance detection device and method |
| CN114441114B (en) * | 2022-04-07 | 2022-06-21 | 山东昆嵛电缆有限公司 | Cable sheath sealing performance detection device and method |
| CN116393407A (en) * | 2023-06-07 | 2023-07-07 | 江苏屹伟不锈钢管业有限公司 | Stainless steel pipe gas tightness detection device |
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