CN115752907A - Engine cylinder block air tightness detection device and method - Google Patents
Engine cylinder block air tightness detection device and method Download PDFInfo
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- CN115752907A CN115752907A CN202211454928.8A CN202211454928A CN115752907A CN 115752907 A CN115752907 A CN 115752907A CN 202211454928 A CN202211454928 A CN 202211454928A CN 115752907 A CN115752907 A CN 115752907A
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
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Abstract
The invention provides a device and a method for detecting the air tightness of an engine cylinder body, comprising the following steps: a bed support; the engine cylinder block conveying and plugging mechanism is arranged on the lathe bed support; the two-section type lifting mechanism is positioned right below the initial position of the supporting plate of the engine cylinder body; the engine cylinder body guide mechanism is positioned on one side of the initial position of the engine cylinder body supporting plate; the electric control cabinet is respectively connected with the engine cylinder body conveying and plugging mechanism, the two-section type lifting mechanism and the engine cylinder body guiding mechanism, the electric control cabinet comprises a leakage tester, the leakage tester is connected with the engine cylinder body conveying and plugging mechanism in a matched mode, and the two-section type lifting mechanism comprises a roller supporting cylinder body lifting mechanism and a cylinder body guiding and lifting mechanism which are driven by the same lifting cylinder and are arranged in a matched mode. According to the technical scheme, the engine cylinder body can be made to fall onto the engine cylinder body supporting plate, measurement and detection are carried out, then the engine cylinder body flows out, manual carrying is not needed, the occupied area is small, a plurality of leakage testing items are carried out on the station, and the working efficiency is high.
Description
Technical Field
The invention relates to the technical field of automobile part detection equipment, in particular to engine cylinder airtightness detection equipment and method.
Background
In the related art, the engine cylinder airtightness detection is generally realized by water leakage test, single machine leakage test, multi-station online leakage test and the like, and the following technical defects exist:
(1) The leakage test in water is inefficient.
(2) The single machine leakage test needs to be carried to the equipment manually, the equipment leakage test is started, the workpiece is carried out manually after the leakage test is completed, and the single machine leakage test is not suitable for the requirement of mass production because the weight of the engine cylinder body is large, the manual loading and unloading are inconvenient, the working strength is high, and the single machine leakage test cannot be used in a production roller line.
(3) The multi-station online leakage test has the advantages that the leakage test is carried out on a plurality of leakage test items of the engine cylinder body on a plurality of stations, the equipment cost is high, the occupied area is large, and the production of the whole production line can be influenced when the leakage test equipment breaks down.
Disclosure of Invention
The present invention has been made to solve at least one of the problems occurring in the prior art or the related art.
Therefore, the invention aims to provide the engine cylinder body air tightness detection equipment and the method, which can be installed in a production roller line, the engine cylinder body can flow into the equipment through the roller line, the engine cylinder body can be lowered onto an engine cylinder body supporting plate through a uniquely designed two-section type lifting mechanism and an engine cylinder body guide mechanism to be measured and detected, and then the engine cylinder body flows out, so that manual carrying is not needed, the labor intensity is greatly reduced, the occupied area is small, a plurality of leakage testing projects can be carried out on the same station, the working efficiency is high, the equipment is convenient to use, the detection data can be stored, and the tracing and searching are convenient.
In order to achieve the above object, an aspect of the present invention provides an engine block airtightness detection apparatus, including: a bed body support; the engine cylinder conveying and plugging mechanism is arranged on the lathe bed support and comprises a workbench bottom plate arranged on the lathe bed support and an engine cylinder supporting plate arranged on the workbench bottom plate; the two-section type lifting mechanism is arranged on the lathe bed support and is positioned right below the initial position of the engine cylinder body supporting plate; the engine cylinder body guide mechanism is arranged on the lathe bed support and is positioned on one side of the initial position of the engine cylinder body supporting plate; control electric cabinet respectively with the engine cylinder body carry the shutoff mechanism two segmentation elevating system, engine cylinder body guiding mechanism link to each other, control electric cabinet includes the leakage test appearance, the leakage test appearance with the engine cylinder body carries the shutoff mechanism cooperation to be connected, in order to detect the gas tightness of engine cylinder body, two segmentation elevating system is including installing fixed plate, the gyro wheel support cylinder body elevating system and the cylinder body direction elevating system that set up by same lift cylinder drive and cooperation of workstation bottom plate below, lift cylinder fixed mounting is in workstation bottom plate below, gyro wheel support cylinder body elevating system includes: the lifting supporting plate is connected with the lifting cylinder and is positioned below the fixing plate; the roller supporting plate is connected with the lifting supporting plate through a first supporting guide column and is positioned between the fixed plate and the bottom plate of the workbench; the first rollers are respectively arranged on two sides of the roller supporting plate through connecting rods, and the connecting rods penetrate through the bottom plate of the workbench; cylinder body direction elevating system includes: the guide supporting plate is positioned between the fixed plate and the roller supporting plate; the guide bottom plate is connected with the guide supporting plate through a second support guide post, the guide bottom plate is connected with the lifting supporting plate through a spring, a plurality of guide rods are respectively installed on two sides of the lifting supporting plate, and the guide rods penetrate through the workbench bottom plate.
Preferably, a spring mounting plate is fixedly connected below the lifting support plate, a spring mounting groove is formed in the spring mounting plate, the bottom end of the spring is fixed in the spring mounting groove, the top end of the spring is connected with a limiting rod mounted on the guide bottom plate, a limiting nut is sleeved on the limiting rod, and the limiting nut is located between the guide bottom plate and the fixing plate; when the guide supporting plate and the roller supporting plate are at the initial highest point, the spring is in a compressed state, the roller supporting plate and the guide supporting plate are spaced up and down, the roller supporting plate is in contact with the fixing plate by adjusting the position of the limiting nut, the distance between the roller supporting plate and the guide supporting plate is controlled to be 10-20 mm, and the top end of the first roller is higher than the top end of the guide rod.
Preferably, the guide rod and the connecting rod are arranged in a staggered manner.
Preferably, the engine block guide mechanism includes: the fixed support is arranged on the bottom plate of the workbench; the roller mounting plate is mounted on the fixed support, and a plurality of second rollers are mounted on the inner sides of two side plates of the roller mounting plate and correspond to the engine cylinder body supporting plate at the initial position; the first linear guide rail is arranged on the roller mounting plate; the bottom of the guide rod is provided with a sliding block and is in sliding connection with the first linear guide rail, and the guide rod faces to the direction of the engine cylinder body supporting plate at the initial position; and the telescopic cylinder is arranged on the fixed support and is connected with the guide rod so as to drive the guide rod to move.
Preferably, the engine block guide mechanism further comprises: and the rotary cylinder and the blocking block which are arranged in a matched manner are arranged on one side of the fixed support so as to position the engine cylinder body.
Preferably, two engine cylinder block guide mechanisms are arranged and symmetrically arranged on two sides of the initial position of the engine cylinder block supporting plate.
Preferably, the engine block delivery and blocking mechanism further comprises: two second linear guide rails installed on the table base plate, and the engine cylinder block pallet is installed on the second linear guide rails to move along the second linear guide rails; the driving cylinder is arranged on the bottom plate of the workbench and connected with the engine cylinder body supporting plate so as to drive the engine cylinder body supporting plate to move along the second linear guide rail; the workbench top plate is connected with the workbench bottom plate through a third support guide column; the pressing cylinder is arranged below the top plate of the workbench; the top surface plugging structure is sleeved on the third supporting guide column and is connected with the pressing cylinder, and the pressing cylinder drives the top surface plugging structure to plug the top surface of the engine cylinder body; and the side surface plugging mechanism is arranged on the outer side of the second linear guide rail and is used for plugging the side surface of the engine cylinder block.
Preferably, the engine block delivery and blocking mechanism further comprises: the supporting plate limiting mechanism is arranged on the bottom plate of the workbench and is positioned at the end part of the terminal point of the second linear guide rail so as to limit the measuring position of the supporting plate of the engine cylinder body; the code scanning camera is arranged on the bottom plate of the workbench and is positioned at the end part of the terminal point of the second linear guide rail so as to read the information of the engine cylinder body after the engine cylinder body reaches the measuring position; and the marking mechanism is arranged on the bottom plate of the workbench and is positioned at the end part of the terminal point of the second linear guide rail so as to mark the engine cylinder after the engine cylinder is tested.
Preferably, the engine block airtightness detection apparatus further comprises: the detection switch is arranged on the bottom plate of the workbench and faces to the initial position of the supporting plate of the engine cylinder body so as to detect whether the engine cylinder body enters a station of the two-section type lifting mechanism or not; the protective shell is arranged on the lathe bed support, and the engine cylinder block conveying and plugging mechanism is positioned in the protective shell; the safety light curtain is arranged on the protection bracket of the protection shell; and the movable base is arranged at the bottom of the control electric cabinet to drive the control electric cabinet to move.
The technical scheme of the invention also provides an engine cylinder airtightness detection method, and the engine cylinder airtightness detection equipment adopting the technical scheme comprises the following steps:
controlling a telescopic cylinder in the engine cylinder body guide mechanism to push a guide rod to extend out, and pushing the engine cylinder body into a two-section type lifting mechanism from a feeding channel along the guide rod and a second roller of the engine cylinder body guide mechanism;
the rotary cylinder drives the blocking block to rotate to a blocking position, and the engine cylinder body is blocked and limited;
the starting button is pressed, the lifting cylinder extends out, the roller supports the cylinder body lifting mechanism to descend, and the cylinder body guiding lifting mechanism keeps the original position under the action of the spring to guide the engine cylinder body;
the lifting cylinder drives the roller supporting plate to descend, the engine cylinder body is driven to descend through a first roller on the roller supporting plate, and when the roller supporting plate descends to the lowest point, the engine cylinder body falls onto the engine cylinder body supporting plate;
the rotating cylinder drives the blocking block to rotate away from the blocking position, and the driving cylinder drives the engine cylinder body supporting plate and the engine cylinder body to move to a measuring position;
the scanning camera reads the two-dimensional code on the engine cylinder body;
the pressing cylinder presses downwards to drive the top surface plugging structure to press downwards, the engine cylinder body is pressed onto the engine cylinder body supporting plate, and plugging of the top surface and the bottom surface is completed simultaneously;
controlling the side surface plugging mechanism to plug the side surface holes and the lap joint position;
controlling the test loop electromagnetic valves to start to switch in sequence, and carrying out tightness test on the 3 cavities in turn;
after the detection is finished, if the detection is qualified, controlling a marking device to mark the engine cylinder, and resetting a conveying and plugging mechanism of the engine cylinder; if the detection is not qualified, controlling to carry out sound-light alarm;
the driving cylinder drives the engine cylinder body supporting plate and the engine cylinder body to move to the upper part of the two-section type lifting mechanism;
the lifting cylinder drives the roller supporting plate to ascend, the engine cylinder body is driven to ascend through a first roller on the roller supporting plate and leave the engine cylinder body supporting plate, when the limiting nut is in contact with the fixing plate, the cylinder body guiding lifting mechanism stops ascending, and the roller supporting cylinder body lifting mechanism continues ascending until the highest point;
and pushing the engine cylinder block into the blanking channel along a guide rod and a second roller of the engine cylinder block guide mechanism.
The equipment and the method for detecting the air tightness of the engine cylinder provided by the invention have the following beneficial technical effects:
(1) The device and the method for detecting the air tightness of the engine cylinder body can realize that the high-pressure oil duct, the water jacket and the low-pressure oil duct of the engine cylinder body are respectively tested on the same station in a production roller line, manual carrying is not needed, the labor intensity is greatly reduced, detection data are conveniently stored, and the device and the method are convenient to trace and search.
(2) The engine cylinder body air tightness detection equipment provided by the invention has the advantages of small occupied area, compact structure, convenience in use, high production efficiency, stable and reliable test quality, capability of automatically running, plugging and gradually detecting at the same time, capability of completing the detection of all cavities by one key, switching channels and detecting a single cavity, convenience, rapidness, time saving, high production efficiency, capability of being used in a production roller path line, convenience for being separated from the production roller path line, capability of being conveniently moved out even if the equipment fails and no influence on the normal running of the production line.
(3) The engine cylinder body air tightness detection device provided by the invention has the advantages that through the uniquely designed two-section type lifting mechanism and the engine cylinder body guide mechanism, the engine cylinder body can be lowered onto the engine cylinder body supporting plate to be measured and detected, and then flows out, the convenience and the rapidness are realized, the placing position accuracy is high, manual carrying is not needed, the labor intensity is greatly reduced, and the automation level is improved.
(4) The two-section type lifting mechanism in the engine cylinder body air tightness detection device comprises a roller wheel supporting cylinder body lifting mechanism and a cylinder body guiding lifting mechanism, the two mechanisms are connected through a spring and driven by the same lifting cylinder, when the roller wheel supporting cylinder body lifting mechanism begins to descend, the cylinder body guiding lifting mechanism keeps the original position under the action of the spring, a guide rod is higher than the roller wheel position to play a role in guiding the engine cylinder body, the accuracy of the placement position of the engine cylinder body is further guaranteed, when the roller wheel supporting cylinder body lifting mechanism and the cylinder body guiding lifting mechanism are located at the initial highest point, the top end of the roller wheel supporting cylinder body lifting mechanism is higher than the top end of the cylinder body guiding lifting mechanism, and the engine cylinder body can be ensured to be charged and discharged through the roller wheels.
(5) The engine cylinder body guide mechanism in the engine cylinder body air tightness detection device provided by the invention is provided with the roller wheels, the guide rods and the like, so that the engine cylinder body is conveniently transferred to the two-section type lifting mechanism from the production roller line, and the engine cylinder body can fall onto the sender cylinder body supporting plate.
(6) According to the engine cylinder body guide mechanism in the engine cylinder body air tightness detection device, the rotary cylinder, the blocking block and the like are arranged, so that the engine cylinder body can be blocked and limited in the falling process driven by the two-section type lifting mechanism, the engine cylinder body is accurately positioned, and the engine cylinder body can be inserted into a pin on the engine cylinder body supporting plate.
(7) According to the engine cylinder block conveying and plugging mechanism in the engine cylinder block air tightness detection device, the supporting plate limiting mechanism, the detection switch, the code scanning camera, the marking mechanism and the like are designed, so that the supporting plate of the engine cylinder block can be accurately stopped at a test position, the position of the engine cylinder block is fixed, plugging deviation is avoided, the code scanning camera can read the two-dimensional code of the engine cylinder block, leakage test information data and the engine cylinder block are conveniently stored correspondingly, and data information tracing is convenient.
Additional aspects and advantages of the invention will be set forth in part in the description which follows and, in part, will be obvious from the description, or may be learned by practice of the invention.
Drawings
The above and/or additional aspects and advantages of the present invention will become apparent and readily appreciated from the following description of the embodiments, taken in conjunction with the accompanying drawings of which:
fig. 1 shows a schematic structural view of an engine block airtightness detecting apparatus according to one embodiment of the present invention;
fig. 2 is a front view schematically showing the construction of an engine block airtightness detecting apparatus according to one embodiment of the present invention;
fig. 3 is a schematic structural diagram showing the two-stage lifting mechanism of the air tightness detection device for engine cylinder block in fig. 1 in a lifting state;
fig. 4 is a schematic structural view illustrating a two-stage type lifting mechanism in a falling state in the engine block airtightness detection apparatus of fig. 1;
fig. 5 is a schematic structural diagram illustrating a two-stage lifting mechanism in the engine block airtightness detection apparatus of fig. 1;
fig. 6 is a schematic front view showing a two-stage lifting mechanism in the engine block airtightness detection apparatus of fig. 1;
fig. 7 is a schematic cross-sectional structural view illustrating a two-stage lifting mechanism in the engine block airtightness detection apparatus of fig. 1;
fig. 8 is a schematic structural view showing an engine block guide mechanism in the engine block airtightness detecting apparatus of fig. 1;
fig. 9 is a schematic structural view showing an engine block conveying and blocking mechanism in the engine block airtightness detection apparatus of fig. 1;
fig. 10 is a schematic structural view showing a control electric cabinet in the engine block airtightness detection apparatus of fig. 1;
fig. 11 is a schematic structural view showing a protective casing in the engine block airtightness detection apparatus of fig. 1;
fig. 12 is a schematic structural view showing a bed frame in the engine block airtightness detection apparatus of fig. 1;
figure 13 shows a schematic representation of a model of an engine block,
wherein, the corresponding relationship between the reference numbers and the components in fig. 1 to 13 is:
10 lathe bed support, 20 engine cylinder block conveying and plugging mechanism, 201 workbench bottom plate, 202 engine cylinder block supporting plate, 203 second linear guide rail, 204 driving cylinder, 205 workbench top plate, 206 third supporting guide column, 207 pressing cylinder, 208 top surface plugging structure, 209 side surface plugging mechanism, 210 supporting plate limiting mechanism, 211 code scanning camera, 212 marking mechanism, 30 two-segment lifting mechanism, 302 fixing plate, 304 roller supporting cylinder body lifting mechanism, 3041 lifting supporting plate, 3042 roller supporting plate, 3043 first supporting guide column, 3044 first roller, 3045 connecting rod, 3046 spring mounting plate, 3047 spring mounting groove, 306 cylinder block guiding and lifting mechanism, 3061 guiding supporting plate, 3062 guide bottom plate, 3063 second support guide post, 3064 guide rod, 3065 spacing rod, 3066 spacing nut, 308 lifting cylinder, 310 spring, 40 engine cylinder body guide mechanism, 401 fixed support, 402 gyro wheel mounting panel, 403 second gyro wheel, 404 first linear guide rail, 405 guide rod, 406 telescopic cylinder, 407 rotary cylinder, 408 stop block, 50 control electric cabinet, 501 leakage tester, 502 electric cabinet body, 503 operating button and indicator light, HMI 504 man-machine interface, 505 air supply pressure sensor, 506 alarm light, 60 protective shell, 70 start button, 80 movable base, 801 movable roller, 90 safety light curtain, 100 engine cylinder body, 110 detection switch.
Detailed Description
In order that the above objects, features and advantages of the present invention can be more clearly understood, a more particular description of the invention will be rendered by reference to the appended drawings. It should be noted that the embodiments and features of the embodiments of the present application may be combined with each other without conflict.
In the following description, numerous specific details are set forth in order to provide a thorough understanding of the present invention, however, the present invention may be practiced in other ways than those specifically described herein, and therefore the scope of the present invention is not limited by the specific embodiments disclosed below.
An engine block airtightness detection apparatus and method according to an embodiment of the present invention will be specifically described below with reference to fig. 1 to 13.
As shown in fig. 1 to 13, an engine block 100 airtightness detection apparatus according to an embodiment of the present invention includes: the device comprises a lathe bed support 10, an engine cylinder block conveying and plugging mechanism 20, a two-section type lifting mechanism 30, an engine cylinder block guiding mechanism 40, a control electric cabinet 50 and the like. The engine cylinder block conveying and blocking mechanism 20 is arranged on the lathe bed support 10, and the engine cylinder block conveying and blocking mechanism 20 comprises a workbench bottom plate 201 arranged on the lathe bed support 10 and an engine cylinder block supporting plate 202 arranged on the workbench bottom plate 201. The two-stage lifting mechanism 30 is disposed on the bed frame 10 and is located right below the initial position of the engine block pallet 202. The engine block guide mechanism 40 is provided on the bed frame 10 on the side of the initial position of the engine block pallet 202. The control electric cabinet 50 is respectively connected with the engine cylinder block conveying and plugging mechanism 20, the two-section type lifting mechanism 30 and the engine cylinder block guiding mechanism 40, the control electric cabinet 50 comprises a leakage tester 501, and the leakage tester 501 is connected with the engine cylinder block conveying and plugging mechanism 20 in a matched mode so as to detect the air tightness of the engine cylinder block 100. Therefore, the high-pressure oil duct, the water jacket and the low-pressure oil duct of the engine cylinder body 100 can be respectively tested on the same station in a production roller path line without manual carrying, the labor intensity is greatly reduced, and the air tightness detection equipment for the engine cylinder body 100 is small in occupied area, compact in structure, convenient to use, high in production efficiency, stable and reliable in test quality, capable of automatically running, simultaneously plugging and gradually detecting, capable of completing detection of all cavities in a key manner, and capable of switching channels to detect a single cavity path, convenient and rapid to use, time-saving, high in production efficiency, capable of being used in the production roller path line and conveniently separated from the production roller path line, and capable of being conveniently moved out without influencing normal running of a production line even if the equipment fails.
As shown in fig. 3 to 7, the two-stage elevating mechanism 30 includes a fixing plate 302, a roller supporting cylinder elevating mechanism 304, a cylinder guiding elevating mechanism 306, an elevating cylinder 308, and the like. The fixed plate 302 is installed under the workbench bottom plate 201, the roller supporting cylinder body lifting mechanism 304 and the cylinder body guiding lifting mechanism 306 are arranged in a matching manner and driven by the same lifting cylinder 308, and the lifting cylinder 308 is fixedly installed under the workbench bottom plate 201.
The roller support cylinder elevating mechanism 304 includes: a lifting pallet 3041, a roller pallet 3042, a plurality of first rollers 3044, and the like. The lifting support plate 3041 is connected to the lifting cylinder 308, and moves up and down by the lifting cylinder 308, and the lifting support plate 3041 is located below the fixing plate 302. The roller supporting plate 3042 is connected to the lifting supporting plate 3041 through a first supporting guiding column 3043, the roller supporting plate 3042 is located between the fixing plate 302 and the bottom plate 201 of the workbench, and the first supporting guiding column 3043 can pass through the fixing plate 302 along with the vertical movement of the lifting supporting plate 3041. A plurality of first rollers 3044 are respectively mounted on two sides of the roller support plate 3042 through a connecting rod 3045, and the connecting rod 3045 passes through the workbench bottom plate 201 and can move up and down along with the roller support plate 3042, so as to drive the engine block 100 to fall onto the engine block support plate 202 or lift to leave from the engine block support plate 202.
The cylinder guide lifting mechanism 306 includes: a guide pallet 3061, a guide base 3062, a plurality of guide bars 3064, and the like. The guide supporting plate 3061 is disposed between the fixing plate 302 and the roller supporting plate 3042, the guide base plate 3062 is connected to the guide supporting plate 3061 through second support guide posts 3063, the guide base plate 3062 is connected to the lifting supporting plate 3041 through springs 310, a plurality of guide rods 3064 are respectively installed on both sides of the lifting supporting plate 3041, and the guide rods 3064 penetrate through the workbench base plate 201 and can move up and down along with the lifting supporting plate 3041. Under the action of the spring 310, the guide rod 3064 delays in movement, that is, when the lifting cylinder begins to extend, the roller supporting cylinder body lifting mechanism 304 begins to descend, the cylinder body guiding lifting mechanism 306 keeps the original position under the action of the spring 310, so that the guide rod 3064 is higher than the roller position, a guiding effect is achieved on the engine cylinder body 100, the accuracy of the placing position of the engine cylinder body 100 is further guaranteed, and when the roller supporting cylinder body lifting mechanism 304 and the cylinder body guiding lifting mechanism 306 are located at the initial highest point, the top end of the roller supporting cylinder body lifting mechanism 304 is higher than the top end of the cylinder body guiding lifting mechanism 306, and the engine cylinder body 100 can be ensured to be loaded and unloaded through the roller.
Further, as shown in fig. 6 and 7, a spring 310 mounting plate 3046 is fixedly connected below the lifting support plate 3041, a spring 310 mounting groove 3047 is arranged on the spring 310 mounting plate 3046, the bottom end of the spring 310 is fixed in the spring 310 mounting groove 3047, the top end of the spring 310 is connected with a limit rod 3065 arranged on the guide base plate 3062, a limit nut 3066 is sleeved on the limit rod 3065, and the limit nut 3066 is positioned between the guide base plate 3062 and the fixing plate 302; when the guide supporting plate 3061 and the roller supporting plate 3042 are at the initial highest point, the spring 310 is in a compressed state, the roller supporting plate 3042 and the guide supporting plate 3061 are vertically spaced, the position of the limit nut 3066 is adjusted to enable the roller supporting plate 3042 to be in contact with the fixing plate 302, the distance between the roller supporting plate 3042 and the guide supporting plate 3061 is controlled to be 10 mm-20 mm, and the top end of the first roller 3044 is higher than the top end of the guide rod 3064. Therefore, the accuracy of the placement position of the engine cylinder block 100 on the engine cylinder block supporting plate 202 is further guaranteed, and meanwhile, the engine cylinder block 100 is guaranteed to be loaded and unloaded through the rollers.
Further, as shown in fig. 3 to 7, the guide rod 3064 and the connecting rod 3045 are arranged in a staggered manner, so that the structure is simple, the design is reasonable, the engine cylinder block 100 can be guided, the accuracy of the placement position of the engine cylinder block on the supporting plate 202 of the engine cylinder block is ensured, and the engine cylinder block 100 can be ensured to be loaded and unloaded through rollers.
Specifically, at the initial highest point, the spring 310 is in a compressed state, a certain gap is left between the roller supporting cylinder lifting mechanism 304 and the cylinder guiding lifting mechanism 306, and the top end of the roller supporting cylinder lifting mechanism 304 is higher than the top end of the cylinder guiding lifting mechanism 306, so that the engine cylinder 100 can enter the station through the roller. When the lifting cylinder begins to extend out, the roller supporting cylinder body lifting mechanism 304 begins to descend, the cylinder body guiding lifting mechanism 306 keeps the original position under the action of the spring 310, and when the gap between the two mechanisms disappears and contacts with each other, namely the guide supporting plate 3061 contacts with the roller supporting plate 3042, the guide rod 3064 is higher than the roller, and the guide function is achieved on the engine cylinder body 100. Cylinder body direction elevating system 306 and gyro wheel support cylinder body elevating system 304 are under the drive of lift cylinder, and the whereabouts reaches the minimum simultaneously, and engine cylinder body 100 falls on engine cylinder body layer board 202 to realized placing engine cylinder body layer board 202 on engine cylinder body layer board 202 automatically, need not artifical transport, not only reduced intensity of labour, it is high to place the precision moreover, has improved the detection accuracy greatly. After the detection is finished, the lifting cylinder starts to retract after the supporting plate 202 of the engine cylinder body resets, the cylinder body guiding lifting mechanism 306 and the roller supporting cylinder body lifting mechanism 304 rise simultaneously, the guide rod 3064 is higher than the roller, the roller contacts the engine cylinder body 100 to drive the engine cylinder body 100 to continue rising, when the limit nut 3066 contacts the fixing plate 302, the cylinder body guiding lifting mechanism 306 stops rising under the action of the limit nut 3066, the roller supporting cylinder body lifting mechanism 304 continues rising to the initial highest point, and at the moment, the top end of the roller is higher than the top end of the guide rod 3064, so that the engine cylinder body 100 is guaranteed to be fed through the roller.
Further, as shown in fig. 8, the engine block guide mechanism 40 includes: a fixed support 401, a roller mounting plate 402, a second roller 403, a first linear guide rail 404, a guide rod 405, a telescopic cylinder 406 and the like. The fixed support 401 is installed on the workbench bottom plate 201, the roller mounting plate 402 is installed on the fixed support 401, a plurality of second rollers 403 are installed on the inner sides of two side plates of the roller mounting plate 402, correspond to the engine cylinder supporting plate 202 at the initial position, and can guide and convey the engine cylinder 100 on the roller path line to corresponding stations of the two-stage lifting mechanism 30. The roller mounting plate 402 is provided with a first linear guide rail 404, the bottom of a guide rod 405 is provided with a slide block and is in sliding connection with the first linear guide rail 404, the guide rod 405 faces the direction of the engine cylinder body supporting plate 202 at the initial position, a telescopic cylinder 406 is connected with the guide rod 405 and can drive the guide rod 405 to move, and the telescopic cylinder 406 is fixedly mounted on the fixed support 401. When the engine block 100 is conveyed, the guide rod 405 is driven by the telescopic cylinder 406 to extend to guide the engine block 100 to enter a corresponding station of the two-stage lifting mechanism 30, and before the two-stage lifting mechanism 30 acts, the guide rod 405 retracts under the action of the telescopic cylinder 406.
Further, as shown in fig. 8, the engine block guide mechanism 40 further includes: the rotating cylinder 407 and the blocking block 408 which are arranged in a matched mode are installed on one side of the fixed support 401, after the engine cylinder body 100 is conveyed to a corresponding station of the two-section type lifting mechanism 30, after the guide rod 405 returns, the rotating cylinder 407 drives the blocking block 408 to rotate to a blocking position, the engine cylinder body 100 is blocked, the engine cylinder body 100 is enabled to be accurately positioned, and accurate pin inserting of the engine cylinder body 100 on the engine cylinder body supporting plate 202 is guaranteed.
Further, as shown in fig. 1 to 4, two engine cylinder guide mechanisms 40 are provided, and the two engine cylinder guide mechanisms 40 are symmetrically installed at both sides of the initial position of the engine cylinder pallet 202, so that the engine cylinder 100 can be transferred from the production roller line to the two-stage lifting mechanism 30, the engine cylinder 100 can be dropped onto the sender cylinder pallet, and the engine cylinder 100 can be transferred from the two-stage lifting mechanism 30 to the production roller line, thereby realizing loading and unloading of the engine cylinder 100.
Specifically, when the engine block 100 is conveyed, the telescopic cylinder 406 drives the guide rod 405 to extend along the first linear guide rail 404, and the engine block 100 is pushed by the roller to be conveyed along the guide rod 405 to the corresponding station of the two-stage lifting mechanism 30, where the roller ensures the smoothness of conveyance of the engine block 100 in the engine block guide mechanism 40. After the engine cylinder block 100 enters the corresponding station of the two-section lifting mechanism 30, before the two-section lifting mechanism 30 moves, the telescopic cylinder 406 drives the guide rod 405 to return along the first linear guide rail 404, and the rotary cylinder 407 drives the blocking block 408 to rotate to the blocking position to block the engine cylinder block 100, so that the engine cylinder block 100 is accurately positioned, and the engine cylinder block 100 is ensured to be accurately inserted into the engine cylinder block supporting plate 202. After the engine block 100 falls to the engine block pallet 202, the rotating cylinder 407 rotates the stop block 408 away from the stop position. After the detection is finished, the telescopic cylinder 406 drives the guide rod 405 to extend along the first linear guide rail 404, and the engine cylinder body 100 is pushed by the roller to be conveyed to the blanking roller way along the guide rod 405 from the corresponding station of the two-section type lifting mechanism 30.
Further, as shown in fig. 9, the engine block delivery block mechanism 20 includes: the device comprises a workbench bottom plate 201, an engine block supporting plate 202, a second linear guide rail 203, a driving air cylinder 204, a workbench top plate 205, a third supporting guide column 206, a pressing air cylinder 207, a top surface plugging structure 208, a side surface plugging mechanism 209 and the like. Two second linear guides 203 are mounted on the table base 201 and the engine block pallet 202 is mounted on the second linear guides 203 such that the engine block pallet 202 moves along the second linear guides 203. The driving cylinder 204 is installed on the bottom plate 201 of the workbench and connected with the engine block supporting plate 202, so as to drive the engine block supporting plate 202 to move along the second linear guide rail 203, and realize the movement and retraction resetting of the engine block 100 to the testing position. The engine block pallet 202 has an engine block 100 locating pin mounted on the front surface thereof, which locates the engine block 100 on the engine block pallet 202 and delivers it to the test position along the second linear guide 203. The front surface of the engine block supporting plate 202 is provided with a sealing line which can seal and support the bottom surface of the engine block 100. The workbench bottom plate 201 is connected with a workbench top plate 205 through a third supporting guide column 206, a pressing cylinder 207 is installed below the workbench top plate 205, a top surface plugging structure 208 is sleeved on the third supporting guide column 206 and is connected with the pressing cylinder 207, and the pressing cylinder 207 drives the top surface plugging structure 208 to plug the top surface of the engine cylinder block 100. And a side surface blocking mechanism 209 provided outside the second linear guide 203 to block the side surface of the engine block 100. Therefore, top surface plugging, side surface plugging, bottom surface plugging and sealing element lap-joint plugging are carried out on the engine cylinder block 100 on the same station in a matching mode, the plugging forms are linear sealing, and a polyurethane material sealing ring is adopted, is good in plugging performance and long in service life and is not prone to deformation. The test air pressure is respectively led into the corresponding chambers from the interior of each plugging piece. The top surface plugging and the bottom surface plugging are realized by vertical upper and lower compressing cylinders 207. The side plugging is realized by driving a plugging head through a cylinder with a guide in the side plugging mechanism 209 respectively to plug the side hole of the engine cylinder body 100. The bottom surface plugging sealing line is arranged on the engine cylinder body supporting plate 202, a sealing part does not need to be supported by a polyurethane plugging line, the compression amount of the sealing line is the same after the engine cylinder body 100 is pressed down, so that the engine cylinder body 100 is kept horizontal after being pressed, and the lapping plugging is performed by the mode that the bottom surface and the side surface of the engine cylinder body 100 and the engine cylinder body supporting plate 202 are plugged by means of combination of sealing elements.
Further, as shown in fig. 9, the engine block transportation blocking mechanism 20 further includes: a supporting plate limiting mechanism 210, a detection switch 211, a camera-scanning 211, a marking mechanism 212 and the like. The pallet limiting mechanism 210 is installed on the workbench bottom plate 201 and is positioned at the end of the terminal point of the second linear guide rail 203. After the driving cylinder 204 drives the engine cylinder body supporting plate 202 to move to the measuring position along the second linear guide rail 203, the supporting plate limiting mechanism 210 ensures that the engine cylinder body supporting plate 202 is stopped at the position to be tested, and the position of the engine cylinder body 100 is fixed in the process of plugging the engine cylinder body 100, so that plugging deviation is avoided. Sweep a yard camera 211 and install on workstation bottom plate 201 through the installing support, and be in the terminal end of second linear guide 203, the whole mechanism is installed in the rear of workstation bottom plate 201, sweeps a yard camera 211 and reads engine cylinder block 100 two-dimensional code information to it stores the engine cylinder block information into the database to try for leaks information data correspondence. Marking mechanism 212 is installed on workstation bottom plate 201, and is in the terminal point tip of second linear guide 203, and marking mechanism 212 includes cylinder and prefix etc. beats the prefix mark to the engine cylinder body 100 that the test is qualified is automatic, and the cylinder is close to the one-way quick discharge valve of prefix installation, and the cylinder can stretch out fast, realizes the impact force of comparison height, accomplishes the action of beating of prefix.
The detection switch 110 is installed on the bottom plate 201 of the workbench, is positioned on the outer side of the second linear guide rail 203, faces the initial position of the supporting plate of the engine cylinder body, and can detect whether the engine cylinder body enters the station of the two-section type lifting mechanism, and if the detection switch detects that the engine cylinder body does not enter the station of the two-section type lifting mechanism, the lifting cylinder is not started even if the starting button is pressed. Further, as shown in fig. 10, the control electric cabinet 50 includes an electric cabinet body 502, an operation button and indicator lamp 503 installed on the electric cabinet body 502, an HMI man-machine interface 504, an air supply pressure sensor 505, an alarm lamp 506, and the like. The control electric cabinet 50 is installed on the movable base 80, and the movable rollers 801 are installed under the movable base 80. The supercharging device and the gas storage tank are arranged inside the movable base 80, do not occupy the external space, and can move together with the base. The inside distribution board and electrical components of placing of electric cabinet body 502, the side is installed operating button and pilot lamp 503, HMI human-machine interface 504, air supply pressure sensor 505, alarm lamp 506, makes things convenient for the operator to carry out the operation and the adjustment of equipment in front of the equipment, conveniently looks over automatic measurement data and each item parameter through HMI human-machine interface 504. The leakage tester 501 is installed at the top of the cabinet body 502 at a certain inclination angle, so that an operator can conveniently operate and check the interface of the leakage tester 501, and a protective cover is installed on the periphery of the leakage tester 501. The alarm lamp 506 is mounted at the topmost part of the protective cover of the leak tester 501 so that an operator can see the running state of the equipment at any time. The leak tester 501 is a testing instrument, and can set different testing pressures, inflation times, testing times and the like according to different channels, and can obtain a testing result and judge whether the testing result is qualified or not through testing. The leak tester 501 can switch different test loops through 3 electromagnetic valves to test the sealing performance of the high-pressure oil duct, the water jacket and the low-pressure oil duct of the engine cylinder block 100.
The gas path part comprises a gas source filter, an electromagnetic valve for controlling the cylinder, an electromagnetic valve for controlling the test loop, a precise pressure regulating valve for regulating the jacking pressure, an electronic pressure switch, various pipelines and the like. The gas circuit system is provided with a booster valve and a gas storage tank, so that the pressure of an equipment gas source can be increased to be higher than the pressure of a factory gas source and kept constant, and the stability of the input gas pressure of the leakage tester 501 is ensured, so that the stability and reliability of leakage test data are ensured, and the normal work of each plugging mechanism is ensured.
Further, as shown in fig. 1 and 11, the engine block 100 airtightness detecting apparatus further includes: and the protective shell 60 is arranged on the lathe bed support 10, and the engine cylinder block conveying and blocking mechanism 20 is arranged in the protective shell 60. A safety light curtain 90 is mounted on the protective support of the protective housing 60. The start button 70 is mounted on the bed frame 10. Protective housing 60 adopts light-duty section bar frame to build, and both sides face and back set up the guard gate, and transparent organic glass is installed to the door, and when internal mechanical structure needs adjustment or maintenance, the operator conveniently gets into, and in the equipment normal operating process, the inside action condition can be seen clearly to the operator accessible transparent glass.
Further, as shown in fig. 12, the bed frame 10 is built by heavy frame section bars, and a height-adjustable support is installed at the bottom.
According to the embodiment of the invention, the engine block airtightness detection method comprises the following steps:
controlling a telescopic cylinder in the engine cylinder body guide mechanism to push a guide rod to extend out, and pushing the engine cylinder body into a two-section type lifting mechanism from a feeding channel along the guide rod and a second roller of the engine cylinder body guide mechanism;
the rotary cylinder drives the blocking block to rotate to a blocking position, and the engine cylinder body is blocked and limited;
the starting button is pressed, the lifting cylinder extends out, the roller supports the cylinder body lifting mechanism to descend, and the cylinder body guiding lifting mechanism keeps the original position under the action of the spring to guide the engine cylinder body;
the lifting cylinder drives the roller supporting plate to descend, the engine cylinder body is driven to descend through a first roller on the roller supporting plate, and when the roller supporting plate descends to the lowest point, the engine cylinder body falls onto the engine cylinder body supporting plate;
the rotating cylinder drives the blocking block to rotate away from the blocking position, and the driving cylinder drives the engine cylinder body supporting plate and the engine cylinder body to move to a measuring position;
the scanning camera reads the two-dimensional code on the engine cylinder body;
the pressing cylinder presses downwards to drive the top surface plugging structure to press downwards, the engine cylinder body is pressed onto the engine cylinder body supporting plate, and plugging of the top surface and the bottom surface is completed simultaneously;
controlling the side surface plugging mechanism to plug the side surface holes and the lap joint position;
controlling the test loop electromagnetic valves to start to switch in sequence, and carrying out tightness test on the 3 cavities in turn;
after the detection is finished, if the detection is qualified, controlling a marking device to mark the engine cylinder, and resetting a conveying and plugging mechanism of the engine cylinder; if the detection is not qualified, controlling to carry out sound-light alarm;
the driving cylinder drives the engine cylinder body supporting plate and the engine cylinder body to move above the two-section type lifting mechanism;
the lifting cylinder drives the roller supporting plate to ascend, the engine cylinder body is driven to ascend through a first roller on the roller supporting plate and leave the engine cylinder body supporting plate, when the limiting nut is in contact with the fixing plate, the cylinder body guiding lifting mechanism stops ascending, and the roller supporting cylinder body lifting mechanism continues to ascend until the highest point;
and pushing the engine cylinder block into the blanking channel along a guide rod and a second roller of the engine cylinder block guide mechanism.
Therefore, the high-pressure oil duct, the water jacket and the low-pressure oil duct of the engine cylinder body can be respectively tested on the same station in a production roller path line, manual carrying is not needed, the labor intensity is greatly reduced, detection data are conveniently stored, and tracing and searching are facilitated. The automatic detection device can automatically operate, simultaneously blocks and gradually detects, the detection of all cavities is completed by one key, the convenience and the rapidness are realized, the time is saved, and the production efficiency is high.
In the present invention, the terms "first", "second", and "third" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance; the term "plurality" means two or more unless expressly limited otherwise. The terms "mounted," "connected," "fixed," and the like are to be construed broadly, and for example, "connected" may be a fixed connection, a removable connection, or an integral connection; "coupled" may be direct or indirect through an intermediary. The specific meanings of the above terms in the present invention can be understood by those skilled in the art according to specific situations.
In the description of the present invention, it is to be understood that the terms "upper", "lower", "left", "right", "front", "rear", and the like indicate orientations or positional relationships based on those shown in the drawings, and are only for convenience of description and simplification of description, but do not indicate or imply that the referred device or unit must have a specific direction, be constructed in a specific orientation, and be operated, and thus, should not be construed as limiting the present invention.
In the description herein, the description of the terms "one embodiment," "some embodiments," "specific embodiments," etc., means that a particular feature, structure, material, or characteristic described in connection with the embodiment or example is included in at least one embodiment or example of the invention. In this specification, the schematic representations of the terms used above do not necessarily refer to the same embodiment or example. Furthermore, the particular features, structures, materials, or characteristics described may be combined in any suitable manner in any one or more embodiments or examples.
The above description is only a preferred embodiment of the present invention and is not intended to limit the present invention, and various modifications and changes may be made by those skilled in the art. Any modification, equivalent replacement, or improvement made within the spirit and principle of the present invention should be included in the protection scope of the present invention.
Claims (10)
1. An engine cylinder block airtightness detection apparatus, characterized by comprising:
a bed body support; the engine cylinder block conveying and plugging mechanism is arranged on the lathe bed support and comprises a workbench bottom plate arranged on the lathe bed support and an engine cylinder block supporting plate arranged on the workbench bottom plate; the two-section type lifting mechanism is arranged on the lathe bed support and is positioned right below the initial position of the engine cylinder body supporting plate; the engine cylinder body guide mechanism is arranged on the lathe bed bracket and is positioned on one side of the initial position of the engine cylinder body supporting plate; the control electric cabinet is respectively connected with the engine cylinder body conveying and plugging mechanism, the two-section type lifting mechanism and the engine cylinder body guiding mechanism, the control electric cabinet comprises a leakage tester which is matched and connected with the engine cylinder body conveying and plugging mechanism to detect the air tightness of the engine cylinder body,
the two-section type lifting mechanism comprises a fixed plate arranged below the bottom plate of the workbench, a roller supporting cylinder body lifting mechanism and a cylinder body guiding lifting mechanism which are driven by the same lifting cylinder and are arranged in a matching way, the lifting cylinder is fixedly arranged below the bottom plate of the workbench,
roller support cylinder body elevating system includes: the lifting supporting plate is connected with the lifting cylinder and is positioned below the fixing plate; the roller supporting plate is connected with the lifting supporting plate through a first supporting guide column and is positioned between the fixed plate and the bottom plate of the workbench; the first rollers are respectively arranged on two sides of the roller supporting plate through connecting rods, and the connecting rods penetrate through the bottom plate of the workbench;
cylinder body direction elevating system includes: the guide supporting plate is positioned between the fixed plate and the roller supporting plate; the guide bottom plate is connected with the guide supporting plate through a second support guide post, the guide bottom plate is connected with the lifting supporting plate through a spring, a plurality of guide rods are respectively installed on two sides of the lifting supporting plate, and the guide rods penetrate through the workbench bottom plate.
2. The engine block airtightness detection apparatus according to claim 1,
a spring mounting plate is fixedly connected below the lifting supporting plate, a spring mounting groove is formed in the spring mounting plate, the bottom end of the spring is fixed in the spring mounting groove, the top end of the spring is connected with a limiting rod mounted on the guide bottom plate, a limiting nut is sleeved on the limiting rod, and the limiting nut is positioned between the guide bottom plate and the fixing plate;
when the guide supporting plate and the roller supporting plate are at the initial highest point, the spring is in a compressed state, the roller supporting plate and the guide supporting plate are vertically spaced, the roller supporting plate is in contact with the fixing plate by adjusting the position of the limiting nut, the distance between the roller supporting plate and the guide supporting plate is controlled to be 10-20 mm, and the top end of the first roller is higher than the top end of the guide rod.
3. The engine block airtightness detection apparatus according to claim 2,
the guide rod and the connecting rod are arranged in a staggered mode.
4. The engine block airtightness detection apparatus according to any one of claims 1 to 3, wherein the engine block guide mechanism includes:
the fixed support is arranged on the bottom plate of the workbench;
the roller mounting plate is mounted on the fixed support, and a plurality of second rollers are mounted on the inner sides of two side plates of the roller mounting plate and correspond to the engine cylinder body supporting plate at the initial position;
the first linear guide rail is arranged on the roller mounting plate;
the bottom of the guide rod is provided with a sliding block and is in sliding connection with the first linear guide rail, and the guide rod faces to the direction of the engine cylinder body supporting plate at the initial position;
and the telescopic cylinder is arranged on the fixed support and is connected with the guide rod so as to drive the guide rod to move.
5. The engine block airtightness detection apparatus according to claim 4, wherein the engine block guide mechanism further comprises:
and the rotary cylinder and the blocking block which are arranged in a matched manner are arranged on one side of the fixed support so as to position the engine cylinder body.
6. The engine block airtightness detection apparatus according to claim 5,
the two engine cylinder body guide mechanisms are arranged and symmetrically arranged on two sides of the initial position of the engine cylinder body supporting plate.
7. The engine block airtightness detection apparatus according to any one of claims 1 to 3, wherein the engine block transport blocking mechanism further comprises:
two second linear guide rails installed on the table base plate, and the engine cylinder block pallet is installed on the second linear guide rails to move along the second linear guide rails;
the driving cylinder is arranged on the bottom plate of the workbench and is connected with the engine cylinder body supporting plate so as to drive the engine cylinder body supporting plate to move along the second linear guide rail;
the workbench top plate is connected with the workbench bottom plate through a third support guide column;
the pressing cylinder is arranged below the top plate of the workbench;
the top surface plugging structure is sleeved on the third supporting guide column and is connected with the compressing cylinder, and the compressing cylinder drives the top surface plugging structure to plug the top surface of the engine cylinder body;
and the side surface plugging mechanism is arranged on the outer side of the second linear guide rail and is used for plugging the side surface of the engine cylinder block.
8. The engine block airtightness detection apparatus according to claim 7, wherein the engine block transport blocking mechanism further comprises:
the supporting plate limiting mechanism is arranged on the bottom plate of the workbench and is positioned at the end part of the terminal point of the second linear guide rail so as to limit the measuring position of the supporting plate of the engine cylinder body;
the code scanning camera is arranged on the bottom plate of the workbench and is positioned at the end of the terminal point of the second linear guide rail, so that the information of the engine cylinder body is read after the engine cylinder body reaches the measuring position;
and the marking mechanism is arranged on the bottom plate of the workbench and is positioned at the end part of the terminal point of the second linear guide rail so as to mark the engine cylinder after the engine cylinder is tested.
9. The engine block airtightness detection apparatus according to any one of claims 1 to 3, further comprising:
the detection switch is arranged on the bottom plate of the workbench and faces to the initial position of the supporting plate of the engine cylinder body so as to detect whether the engine cylinder body enters the station of the two-section type lifting mechanism;
the protective shell is arranged on the lathe bed support, and the engine cylinder block conveying and plugging mechanism is positioned in the protective shell;
the safety light curtain is arranged on the protection bracket of the protection shell;
and the movable base is arranged at the bottom of the control electric cabinet to drive the control electric cabinet to move.
10. An engine block airtightness detection method, characterized by employing the engine block airtightness detection apparatus according to any one of claims 1 to 9, comprising the steps of:
controlling a telescopic cylinder in the engine cylinder body guide mechanism to push a guide rod to extend out, and pushing the engine cylinder body into a two-section type lifting mechanism from a feeding channel along the guide rod and a second roller of the engine cylinder body guide mechanism;
the rotary cylinder drives the blocking block to rotate to a blocking position, and the engine cylinder body is blocked and limited;
the starting button is pressed, the lifting cylinder extends out, the roller supports the cylinder body lifting mechanism to descend, and the cylinder body guiding lifting mechanism keeps the original position under the action of the spring to guide the engine cylinder body;
the lifting cylinder drives the roller supporting plate to descend, the engine cylinder body is driven to descend through a first roller on the roller supporting plate, and when the roller supporting plate descends to the lowest point, the engine cylinder body falls onto the engine cylinder body supporting plate;
the rotating cylinder drives the blocking block to rotate away from the blocking position, and the driving cylinder drives the engine cylinder body supporting plate and the engine cylinder body to move to a measuring position;
the scanning camera reads the two-dimensional code on the engine cylinder body;
the pressing cylinder presses downwards to drive the top surface plugging structure to press downwards, the engine cylinder body is pressed onto the engine cylinder body supporting plate, and plugging of the top surface and the bottom surface is completed simultaneously;
controlling the side surface plugging mechanism to plug the side surface holes and the lap joint position;
controlling the electromagnetic valves of the test loops to start to switch in sequence, and testing the tightness of the 3 cavities in turn;
after the detection is finished, if the detection is qualified, controlling the marking device to mark the marking device, and resetting the conveying and plugging mechanism of the engine cylinder; if the detection is not qualified, controlling to carry out sound-light alarm;
the driving cylinder drives the engine cylinder body supporting plate and the engine cylinder body to move above the two-section type lifting mechanism;
the lifting cylinder drives the roller supporting plate to ascend, the engine cylinder body is driven to ascend through a first roller on the roller supporting plate and leave the engine cylinder body supporting plate, when the limiting nut is in contact with the fixing plate, the cylinder body guiding lifting mechanism stops ascending, and the roller supporting cylinder body lifting mechanism continues ascending until the highest point;
and pushing the engine cylinder block into the blanking channel along a guide rod and a second roller of the engine cylinder block guide mechanism.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202211454928.8A CN115752907A (en) | 2022-11-21 | 2022-11-21 | Engine cylinder block air tightness detection device and method |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202211454928.8A CN115752907A (en) | 2022-11-21 | 2022-11-21 | Engine cylinder block air tightness detection device and method |
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| CN115752907A true CN115752907A (en) | 2023-03-07 |
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| CN202211454928.8A Pending CN115752907A (en) | 2022-11-21 | 2022-11-21 | Engine cylinder block air tightness detection device and method |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN117664467A (en) * | 2024-01-29 | 2024-03-08 | 宁德时代新能源科技股份有限公司 | Battery leakage detection device, battery leakage detection method and battery production line |
| CN117664467B (en) * | 2024-01-29 | 2024-06-07 | 宁德时代新能源科技股份有限公司 | Battery leakage detection device, battery leakage detection method and battery production line |
-
2022
- 2022-11-21 CN CN202211454928.8A patent/CN115752907A/en active Pending
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN117664467A (en) * | 2024-01-29 | 2024-03-08 | 宁德时代新能源科技股份有限公司 | Battery leakage detection device, battery leakage detection method and battery production line |
| CN117664467B (en) * | 2024-01-29 | 2024-06-07 | 宁德时代新能源科技股份有限公司 | Battery leakage detection device, battery leakage detection method and battery production line |
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