CN113482994B - Automatic pressure maintaining equipment and pressure maintaining method - Google Patents
Automatic pressure maintaining equipment and pressure maintaining method Download PDFInfo
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- CN113482994B CN113482994B CN202110749358.4A CN202110749358A CN113482994B CN 113482994 B CN113482994 B CN 113482994B CN 202110749358 A CN202110749358 A CN 202110749358A CN 113482994 B CN113482994 B CN 113482994B
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- 238000004026 adhesive bonding Methods 0.000 description 2
- 230000000903 blocking effect Effects 0.000 description 2
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16B—DEVICES FOR FASTENING OR SECURING CONSTRUCTIONAL ELEMENTS OR MACHINE PARTS TOGETHER, e.g. NAILS, BOLTS, CIRCLIPS, CLAMPS, CLIPS OR WEDGES; JOINTS OR JOINTING
- F16B11/00—Connecting constructional elements or machine parts by sticking or pressing them together, e.g. cold pressure welding
- F16B11/006—Connecting constructional elements or machine parts by sticking or pressing them together, e.g. cold pressure welding by gluing
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Abstract
The invention relates to automatic pressure maintaining equipment and a pressure maintaining method. The automatic pressure maintaining equipment comprises a rack structure, a lifting driving mechanism arranged on the rack structure and a pressure maintaining module connected with the lifting driving mechanism; the lifting driving mechanism comprises a motor driving structure arranged on the rack structure and a ball screw transmission structure connected with the motor driving structure; the pressure maintaining module comprises a pressure maintaining cylinder structure connected with the ball screw transmission structure, an adjusting valve structure connected with the pressure maintaining cylinder structure and arranged on the rack structure, and a pressure maintaining head structure arranged at the end part of the pressure maintaining cylinder structure. The invention can solve the problem that the pressure data of the pressure maintaining mechanism in the related technology is inaccurate and stable, which causes the poor adhesive product of pressure maintaining.
Description
Technical Field
The invention relates to the technical field of automation equipment, in particular to automatic pressure maintaining equipment and a pressure maintaining method.
Background
Along with the development of society, the cost of manpower rises gradually, the rise of automation industry, the wide use of automation equipment has been irreplaceable, and the vigorous popularization of the automation equipment, which is an important tool, can save a large amount of manpower and material resources for various industries, improve the quality of products and increase the output value benefit.
Automatic pressurize equipment is one of the automation equipment of this trade also, and the equipment of many parts all adopts the glue bonding technique now, and the activation condition of gluing of the different kinds of glue is just different, and some needs hot pressing need cold pressing. However, the pressure data of the existing pressure maintaining mechanism is inaccurate, and the data is unstable. The method not only can cause the deviation and dislocation of the assembly position of the product and the standard exceeding of the reject ratio, but also improves the manufacturing cost of the equipment.
Disclosure of Invention
The invention provides automatic pressure maintaining equipment and a pressure maintaining method, which can solve the problem that pressure data of a pressure maintaining mechanism in the related technology is inaccurate and stable, so that a pressure maintaining adhesive product is easy to be poor.
The invention provides an automatic pressure maintaining device, which comprises:
a frame structure;
the lifting driving mechanism is arranged on the rack structure; the lifting driving mechanism comprises a motor driving structure arranged on the rack structure and a ball screw transmission structure connected with the motor driving structure; and the number of the first and second groups,
the pressure maintaining module is connected with the lifting driving mechanism; the pressure maintaining module comprises a pressure maintaining cylinder structure connected with the ball screw transmission structure, an adjusting valve structure connected with the pressure maintaining cylinder structure and arranged on the rack structure, and a pressure maintaining head structure arranged at the end part of the pressure maintaining cylinder structure.
In some embodiments, the pressure maintaining cylinder structure comprises a cylinder mounting plate connected with the ball screw transmission structure, at least one pressure maintaining driving cylinder installed on the cylinder mounting plate, the pressure maintaining head structure is connected with the pressure maintaining driving cylinder, and the regulating valve structure is connected with the pressure maintaining driving cylinder.
In some embodiments, the ball screw transmission structure includes at least one driving screw connected to the motor driving structure, and a transmission nut correspondingly connected to each driving screw, the transmission nut is disposed on the cylinder mounting plate, and the driving screw is rotatably disposed on the frame structure.
In some embodiments, the motor driving structure includes a driving motor disposed on the frame structure, a speed reducer connected to an output shaft of the driving motor, and a driving transmission structure connected to an output shaft of the speed reducer, and the driving transmission structure is connected to the driving screw of the ball screw transmission structure.
In some embodiments, the driving transmission structure includes a driving pulley connected to the output shaft of the speed reducer, a driven pulley disposed on the frame structure, and a synchronous belt connecting the driving pulley and the driven pulley, and the driven pulley is disposed on the top end of the driving screw.
In some embodiments, the driving transmission structure includes one driving pulley connected to the output shaft of the speed reducer, a plurality of driven pulleys provided on the frame structure, and one synchronous belt simultaneously connecting the driving pulley and the driven pulleys;
the ball screw transmission structure comprises a plurality of driving screws which are rotatably arranged on the rack structure, and a plurality of transmission nuts and a plurality of driven pulleys which are connected in a one-to-one correspondence mode, wherein the plurality of driving screws are arranged on the rack structure, and the plurality of driving nuts and the plurality of driven pulleys are correspondingly arranged on the top end of the driving screws.
In some embodiments, the rack structure includes a plurality of support columns, and a top support plate disposed on top of the plurality of support columns, and the motor drive structure and the regulating valve structure are both disposed on the top support plate.
In some embodiments, a plurality of linear bearings are arranged around the cylinder mounting plate, and the plurality of linear bearings are slidably sleeved outside the plurality of support pillars in a one-to-one correspondence manner.
In some embodiments, the automatic pressure maintaining device comprises a cylinder position detecting mechanism provided on the frame structure;
the cylinder position detection mechanism comprises a detection plate protruding from the outer side of the cylinder mounting plate and arranged on the pressure maintaining cylinder structure, a sensor mounting plate arranged on the frame structure, and an optical position detection sensor arranged on the sensor mounting plate.
In some embodiments, the cylinder position detecting mechanism includes a plurality of the optical position detecting sensors provided on the sensor mounting plate in a height direction of the frame structure.
In addition, the invention also provides an automatic pressure maintaining method, which comprises the following steps:
the control motor driving structure drives the ball screw transmission structure to operate, and the ball screw transmission structure drives the pressure maintaining cylinder structure to drive the pressure maintaining head structure to move towards the bonding product to be subjected to pressure maintaining;
acquiring a real-time height value of a pressure maintaining head structure, and controlling a pressure maintaining cylinder structure to drive the pressure maintaining head structure to apply pressure to an adhesive product to be subjected to pressure maintaining when the pressure maintaining head structure is detected to be lowered to a preset height value;
obtain the real-time pressure value of pressurize head structure, when detecting the pressure value that the first structure of pressurize received and reach preset pressure value, the bonding product of treating the pressurize of control pressurize head structure carries out the pressurize.
The technical scheme provided by the invention has the beneficial effects that:
according to the automatic pressure maintaining equipment provided by the invention, the motor driving structure drives the ball screw transmission structure to move, and the ball screw transmission structure drives the pressure maintaining cylinder structure and the pressure maintaining head structure of the pressure maintaining module to move up and down, so that a product bonded by glue is maintained through the pressure maintaining head structure, and the pressing is accurate and reliable. Moreover, drive the in-process that the pressurize head structure exerted pressure to the bonding product through pressurize cylinder structure, accessible governing valve structure carries out accurate regulation to the gas flow and the pressure of business turn over pressurize cylinder structure for pressure data is accurate stable, guarantees that the bonding product of pressurize is difficult for the problem appearing, guarantees product quality.
Drawings
In order to more clearly illustrate the technical solutions in the embodiments of the present invention, the drawings required to be used in the description of the embodiments are briefly introduced below, and it is obvious that the drawings in the description below are only some embodiments of the present invention, and it is obvious for those skilled in the art that other drawings can be obtained according to the drawings without creative efforts.
Fig. 1 is a schematic perspective view of an automatic pressure maintaining apparatus according to an embodiment of the present invention;
fig. 2 is a schematic perspective view of an automatic pressure maintaining apparatus according to an embodiment of the present invention;
fig. 3 is a schematic three-dimensional structure diagram of an automatic pressure maintaining device according to an embodiment of the present invention;
fig. 4 is a schematic perspective view of an automatic pressure maintaining apparatus according to an embodiment of the present invention;
fig. 5 is a first schematic perspective view illustrating a pressure maintaining module of an automatic pressure maintaining apparatus according to an embodiment of the present invention;
fig. 6 is a schematic perspective view of a pressure maintaining module of an automatic pressure maintaining apparatus according to an embodiment of the present invention;
fig. 7 is a schematic three-dimensional structure diagram of a pressure maintaining module of the automatic pressure maintaining equipment according to the embodiment of the present invention;
fig. 8 is a first schematic perspective view illustrating a pressure maintaining driving cylinder of a pressure maintaining module of an automatic pressure maintaining apparatus according to an embodiment of the present invention;
fig. 9 is a schematic perspective view of a second embodiment of a pressure maintaining driving cylinder of the pressure maintaining module of the automatic pressure maintaining apparatus according to the present invention;
fig. 10 is a schematic flow chart illustrating an automatic pressure maintaining method according to an embodiment of the present invention.
In the figure: 100. a frame structure; 110. a support pillar; 120. supporting a top plate; 130. a transverse bar; 140. a linear bearing; 200. a lifting drive mechanism; 210. a drive motor; 220. a drive transmission structure; 224. a driven pulley; 226. a synchronous belt; 228. a tension wheel; 230. a ball screw transmission structure; 232. driving the screw rod; 234. a drive nut; 300. a pressure maintaining module; 310. a cylinder mounting plate; 320. a pressure maintaining driving cylinder; 322. a cylinder mount; 3222. a mount body; 3224. a cylinder transverse limiting structure; 3226. a cylinder longitudinal limiting structure; 324. a first pressure-maintaining cylinder; 3242. a first cylinder block; 3244. a first cylinder drive block; 3246. a first driving cylinder; 326. a second pressure maintaining cylinder; 3262. a second cylinder driving block; 328. a cylinder pressure detection structure; 330. a pressure maintaining head structure; 332. pressure maintaining and pressing head; 340. an electric proportional valve; 350. a precision pressure regulating valve; 400. a cylinder position detection mechanism; 410. a sensor mounting plate; 420. an optical position detection sensor; 430. and (6) detecting the board.
Detailed Description
In order to make the objects, technical solutions and advantages of the embodiments of the present invention clearer, the technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are some, but not all, embodiments of the present invention. All other embodiments, which can be obtained by a person skilled in the art without any inventive step based on the embodiments of the present invention, are within the scope of the present invention.
Automatic pressurize equipment is an automation equipment, and a lot of parts all adopt the gluey bonding technique to assemble now, and its activation condition of the different types of viscose is also different moreover, and some needs hot pressing are some need coldly press. However, because the pressure data of the traditional pressure maintaining mechanism is inaccurate and unstable, the deviation and dislocation of the assembly position of the product can be caused, the reject ratio exceeds the standard, and the manufacturing cost of the equipment is also increased. In order to solve the technical problems, the invention provides automatic pressure maintaining equipment and a pressure maintaining method.
As shown in fig. 1 to 2, the automatic pressure maintaining apparatus according to the present invention includes a frame structure 100, a lifting driving mechanism 200 disposed on the frame structure, and a pressure maintaining module 300 connected to the lifting driving mechanism 200. Can drive pressurize module 300 lift accurately through lift drive mechanism 200 to make pressurize module 300 carry out accurate pressurize to the bonding product, guaranteed product quality.
Specifically, the lifting driving mechanism 200 may include a motor driving structure disposed on the frame structure 100, and a ball screw transmission structure 230 connected to the motor driving structure. Moreover, the pressure maintaining module 300 may include a pressure maintaining cylinder structure connected to the ball screw transmission structure 230, a regulating valve structure connected to the pressure maintaining cylinder structure and disposed on the frame structure 100, and a pressure maintaining head structure 330 disposed at an end of the pressure maintaining cylinder structure.
The motor driving structure drives the ball screw transmission structure 230 to move, and the ball screw transmission structure 230 drives the pressure maintaining cylinder structure and the pressure maintaining head structure 330 of the pressure maintaining module 300 to move up and down, so that the product bonded by glue is maintained through the pressure maintaining head structure 330, and the pressing is accurate and reliable. Moreover, drive the in-process that the pressurize head structure 330 carried out the pressurize of exerting pressure to the bonding product through pressurize cylinder structure, the accessible governing valve structure carries out accurate regulation to the gas flow and the pressure of business turn over pressurize cylinder structure for pressure data is accurate stable, guarantees that the bonding product of pressurize is difficult for going wrong, guarantees product quality.
Further, as shown in fig. 3 to 4, the rack structure 100 includes a plurality of support columns 110 vertically disposed, and a support top plate 120 disposed on top of the plurality of support columns 110, the motor driving structure and the regulating valve structure are both disposed on the support top plate 120, the ball screw transmission structure 230 is also rotatably disposed on the support top plate 120, and the pressure maintaining cylinder structure is slidably disposed on the plurality of support columns 110 and connected to the ball screw transmission structure 230. The motor driving structure may drive the ball screw transmission structure 230 to operate, so that the ball screw transmission structure 230 drives the pressure maintaining cylinder structure to move up and down along the supporting column 110.
Moreover, in some embodiments, the supporting top plate 120 may be a rectangular plate, and four supporting columns 110 are provided, top ends of the four supporting columns 110 may be respectively provided at four corners of the rectangular supporting top plate 120, and the four supporting columns 110 may surround to form a rectangular frame-shaped structure. Furthermore, a transverse rod 130 may be disposed at the middle or bottom of the rectangular frame structure for connecting and reinforcing two adjacent supporting columns 110. In this embodiment, one transverse bar 130 may be disposed transversely to each of the three sides of the rectangular frame-like structure for connection reinforcement. Moreover, the ball screw transmission structure 230 is further rotatably disposed on the transverse rod 130, that is, one end of the ball screw transmission structure 230 is rotatably disposed on the top supporting plate 120, and the other end is rotatably disposed on the transverse rod 130, so that the ball screw transmission structure is stable and reliable.
In addition, the motor driving structure may include a driving motor 210 disposed on the top support plate 120 of the frame structure 100, a reducer coupled to an output shaft of the driving motor 210, and a driving transmission structure 220 coupled to an output shaft of the reducer, the driving transmission structure 220 being coupled to a ball screw transmission structure 230. The driving transmission structure 220 can be driven by the driving motor 210, so that the driving transmission structure 220 drives the ball screw transmission structure 230 to operate, and the pressure maintaining cylinder structure is driven to move up and down. Also, the driving motor 210 and the decelerator may be installed on the top support plate 120 through the motor mounting seat 212, and the driving transmission structure 220 may also be installed on the top support plate 120.
The driving transmission structure 220 may be a pulley transmission structure. Specifically, the driving transmission structure 220 may include a driving pulley (located at the bottom of the driving motor 210, not shown) connected to the output shaft of the speed reducer, a driven pulley 224 rotatably disposed on the top support plate 120 of the frame structure 100, and a timing belt 226 connecting the driven pulley 224 and the driving pulley, wherein the driven pulley 224 is connected to the ball screw transmission structure 230. In this way, the driving motor 210 can drive the pulley transmission structure to work, so that the pulley transmission structure drives the ball screw transmission structure 230 to operate. The driving transmission structure 220 may be a sprocket transmission structure or a gear transmission structure.
Further, the driving transmission structure 220 may be a single pulley transmission structure, or may be a plurality of pulley transmission structures; correspondingly, one or more ball screw transmission structures 230 may be provided, and each pulley transmission structure may be correspondingly connected to one ball screw transmission structure 230. In this embodiment, the pulley transmission structure may be provided in plural, and the ball screw transmission structure 230 is also provided in plural correspondingly, so that the pressure maintaining cylinder structure can be driven to move up and down by the plurality of ball screw transmission structures 230. The plurality of pulley transmission structures may be provided independently of each other or may be integrated.
In particular, multiple pulley drive structures may share a drive pulley and a timing belt 226, each of which may have a driven pulley 224. Further, the driving transmission structure 220 may include a driving pulley connected to the output shaft of the decelerator, a plurality of driven pulleys 224 disposed around the top support plate 120 of the frame structure, and a timing belt 226 connecting the driving pulley and the driven pulleys 224. Through a driving pulley and a hold-in range 226, can drive a plurality of driven pulleys 224 simultaneously and rotate to drive a plurality of ball screw drive structure 230 motions simultaneously, the structure is simple relatively. Further, the driving transmission structure 220 may include a plurality of tension pulleys 228 disposed on the top support plate 120, and the tension pulleys 228 and the driven pulleys 224 are disposed on both sides of the timing belt 226, respectively, for adjusting the tightness of the timing belt 226.
In addition, the ball screw transmission structure 230 may include at least one driving screw 232 connected to the pulley transmission structure of the motor driving structure, and a transmission nut 234 correspondingly connected to each driving screw 232, wherein the transmission nut 234 is disposed on the pressure maintaining cylinder structure, and the driving screw 232 is rotatably disposed on the frame structure 100. The belt pulley transmission structure can drive the driving screw rod 232 to rotate, and the driving transmission nut 234 moves up and down along the driving screw rod 232, so as to drive the pressure maintaining cylinder structure connected with the transmission nut 234 to move up and down. Further, the ball screw transmission structure 230 may include one driving screw 232 and one transmission nut 234 coupled and engaged therewith, and may also include a plurality of driving screws 232 and a plurality of transmission nuts 234 coupled and engaged therewith in a one-to-one correspondence.
In this embodiment, the ball screw transmission structure 230 may include a plurality of driving screws 232 rotatably disposed on the frame structure 100, and a plurality of transmission nuts 234 connected to the plurality of driving screws 232 in a one-to-one correspondence, the plurality of driven pulleys 224 are connected to the top ends of the plurality of driving screws 232 in a one-to-one correspondence, and the plurality of transmission nuts 234 are all connected to the pressure maintaining cylinder structure. Namely, the plurality of driving screws 232 are driven to rotate through the plurality of driven pulleys 224, so that the pressure maintaining cylinder structure is driven to move up and down from a plurality of positions. Furthermore, each driving screw 232 has one end rotatably provided on the top support plate 120 and the other end rotatably provided on the cross bar 130. Moreover, four driving screw rods 232 can be arranged, and the four driving screw rods 232 are respectively arranged on the periphery of the supporting top plate 120; four transmission nuts 234 are correspondingly arranged, and the four transmission nuts 234 are also respectively arranged around the pressure maintaining cylinder structure.
In addition, the pressure maintaining cylinder structure may include a cylinder mounting plate 310 connected to the driving nut 234 of the ball screw driving structure 230, at least one pressure maintaining driving cylinder 320 installed on the cylinder mounting plate 310, the pressure maintaining head structure 330 connected to the pressure maintaining driving cylinder 320, and the adjusting valve structure connected to the pressure maintaining driving cylinder 320. Can drive cylinder mounting panel 310 lift through ball screw transmission structure 230 and remove to can drive the pressurize of installing on cylinder mounting panel 310 and drive cylinder 320 and the first 330 of pressurize structure and reciprocate, make things convenient for the first 330 of pressurize structure to carry out the pressurize to the bonding product. Moreover, the cylinder mounting plate 310 is slidably mounted on the plurality of support columns 110 at the periphery thereof, and can move up and down along the support columns 110, and the support columns 110 can limit and guide the cylinder mounting plate 310 and the whole pressure maintaining cylinder structure.
Further, a plurality of linear bearings 140 are disposed around the cylinder mounting plate 310, and the plurality of linear bearings 140 are slidably sleeved outside the plurality of support pillars 110 in a one-to-one correspondence manner, so that the cylinder mounting plate 310 moves up and down more smoothly. In addition, a cylinder mounting opening is formed in the middle of the cylinder mounting plate 310, and the pressure maintaining driving cylinder 320 is mounted at the cylinder mounting opening through a cylinder mounting seat. Also, a cylinder mount is detachably mounted on a portion of the cylinder mounting plate 310 at the edge of the cylinder mounting opening by means of a coupling screw. Correspondingly, a top plate notch is also formed in the middle of the supporting top plate 120, and the top plate notch vertically corresponds to the cylinder mounting opening, so that the pressure maintaining driving cylinder 320 does not interfere with the supporting top plate 120 in the process of moving up and down along with the cylinder mounting plate 310. In addition, the driven pulley 224 and the regulating valve structure may be disposed around the supporting top plate 120.
Moreover, the above-mentioned pressurize cylinder structure can include that a plurality of pressurize on locating cylinder mounting panel 310 side by side drive actuating cylinder 320, and a plurality of pressurize drive actuating cylinders 320 all can be connected with pressurize head structure 330, and a plurality of pressurize drive actuating cylinders 320 all are connected with governing valve structure. Can drive actuating cylinder 320 to a plurality of pressurize through governing valve structure and carry out accurate pressure regulating control to the height of the first structure 330 of pressurize of actuating cylinder 320 and the pressure of exerting pressure of a plurality of pressurize of accessible drive actuating cylinder. Further, the plurality of holding pressure driving cylinders 320 may be provided in two rows, respectively, at both side edges of the cylinder mounting opening in the middle of the cylinder mounting plate 310.
Further, as shown in fig. 5 to 9, the pressure-maintaining driving cylinder 320 may include a cylinder mounting base 322 disposed on the cylinder mounting plate 310, a first pressure-maintaining cylinder 324 disposed on the cylinder mounting base 322, a second pressure-maintaining cylinder 326 disposed on the first pressure-maintaining cylinder 324, and a cylinder pressure detecting structure 328 disposed on the second pressure-maintaining cylinder 326 and correspondingly engaged with the first pressure-maintaining cylinder 324, wherein the pressure-maintaining ram 322 is disposed at the bottom of the second pressure-maintaining cylinder 326, and the cylinder pressure detecting structure 328 is configured to detect a pressure applied by the second pressure-maintaining cylinder 326 on the pressure-maintaining ram 322.
In the process of maintaining pressure to the bonding product through the pressure maintaining cylinder structure driving pressure maintaining head structure 330, the first pressure maintaining cylinder 324 of the pressure maintaining driving cylinder 320 can drive the second pressure maintaining cylinder 326 to drive the pressure maintaining pressure head 332 of the pressure maintaining head structure 330 to apply pressure to the bonding product, the cylinder pressure detection structure 328 between the first pressure maintaining cylinder 324 and the second pressure maintaining cylinder 326 is arranged in the pressure applying process, the pressure maintaining pressure applied to the bonding product by the second pressure maintaining cylinder 326 and the pressure maintaining pressure head 332 can be monitored, the pressure maintaining pressure can be adjusted according to the monitoring pressure, the pressure maintaining pressure is accurate and reliable, and the product quality is guaranteed.
Further, the above-described dwell cylinder structure may include one or more dwell driving cylinders 320 installed on the cylinder mounting plate 310, and the dwell head structure 330 may be driven by the one or more dwell driving cylinders 320. Also, in the present embodiment, the above-described holding pressure cylinder structure may include a plurality of holding pressure driving cylinders 320 detachably installed on the cylinder mounting plate 310, and the plurality of holding pressure driving cylinders 320 are all connected with the holding pressure head structure 330. The plurality of holding pressure driving cylinders 320 may be provided on the circumferential side of the cylinder mounting plate 310, or may be provided in the middle of the cylinder mounting plate 310.
Further, a cylinder mounting opening is formed in the middle of the cylinder mounting plate 310, and the pressure maintaining driving cylinder 320 is mounted at the cylinder mounting opening through the cylinder mounting seat 210, so that the pressure maintaining driving cylinder 320 is simple and convenient to mount. Further, the cylinder mounting plate 310 is provided with a cylinder mounting groove at each of both sides of the cylinder mounting opening, and the cylinder mounting seats 322 of the plurality of pressure maintaining driving cylinders 320 are slidably mounted in the two cylinder mounting grooves, respectively. That is, the plurality of dwell driving cylinders 320 may be installed in two rows at both sides of the cylinder mounting opening, respectively, and the first dwell cylinder 324 and the second dwell cylinder 326 of the dwell driving cylinder 320 are both located in the cylinder mounting opening.
Moreover, the cylinder mounting seat 322 includes a mounting seat main body 3222 slidably disposed in the cylinder mounting groove, and a cylinder lateral limiting structure 3224 and a cylinder longitudinal limiting structure 3226 disposed on the cylinder mounting plate 310, wherein the cylinder lateral limiting structure 3224 and the cylinder longitudinal limiting structure 3226 detachably fix and limit the mounting seat main body 3222 from the lateral direction and the longitudinal direction, respectively. Specifically, the cylinder lateral position-limiting structure 3224 may include a lateral position-limiting seat mounted on the top surface of the cylinder mounting plate 310, and a lateral position-limiting screw mounted on the lateral position-limiting seat and connected with the mounting seat main body 3222. Also, the cylinder longitudinal spacing structure 3226 may include a longitudinal spacing seat installed on the bottom surface of the cylinder mounting plate 310, a longitudinal spacing plate protruding from the bottom of the mounting seat main body 3222 and slidably engaged in the cylinder mounting groove, and a longitudinal spacing screw installed on the longitudinal spacing seat and connected to the longitudinal spacing plate.
In addition, the first pressing cylinder 324 may include a first cylinder block 3242 disposed on the mounting body 3222 of the cylinder mounting block 322, a first cylinder driving block 3244 slidably disposed on the first cylinder block 3242, and a first driving cylinder 3246 disposed on the first cylinder block 3242 and connected to the first cylinder driving block 3244. First cylinder drive block 3244 can be driven by first drive cylinder 3246 to slide up and down along first cylinder block 4242. The second holding pressure cylinder 326 may include a second cylinder driving block 3262 slidably provided on the first cylinder driving block 3244 (corresponding to a second cylinder block), and the holding pressure ram 332 may be provided at a bottom of the second cylinder driving block 3262; the cylinder pressure detecting structure 328 is provided on the top of the second cylinder driving block 3262, and is vertically disposed to correspond to the middle protrusion of the first cylinder driving block 3244. Like this, first cylinder drive block 3244 is in the in-process of sliding down under the effect of first actuating cylinder 3246, can drive second cylinder drive block 3262 and the first 330 structure of pressurize, can produce certain reaction force when the first 330 of pressurize structure contacts with the pressurize product, make second cylinder drive block 3262 and the first 330 structure of pressurize slide along first cylinder drive block 3244 upwards, locate the cylinder pressure detection structure 328 on the top of second cylinder drive block 3262 and can butt with first cylinder drive block 3244 at the slip in-process, detectable second cylinder drive block 3262 and the first 330 structure of pressurize pressure exert the pressure on the pressurize product, can carry out accurate adjustment control to the pressure of pressurize actuating cylinder 320 according to this pressure.
Further, the first cylinder block 3242 may include a first cylinder block main body disposed on the cylinder mounting block 322, and a first sliding groove disposed on a front side surface of the first cylinder block main body along a length direction of the first cylinder block main body; further, the first cylinder driving block may include a first driving block body, and a first guide rail disposed at a rear side of the first driving block body along a length direction of the first driving block body, the first guide rail being slidably engaged with the first sliding groove, and the first driving cylinder 3246 being disposed on the first driving block body. The first driving cylinder 3246 can drive the first driving block body to move up and down, and during the up and down movement of the first driving block body, the first guide rail moves up and down along the first sliding groove of the first cylinder block body, so that the first cylinder driving block 3244 slides reciprocally along the longitudinal direction of the first cylinder block 3242 in a stable and reliable manner.
Also, the second cylinder driving block 3262 may include a second driving block body, and a second rail disposed at a side surface of the second driving block body along a length direction of the second driving block body; the first cylinder driving block 3244 may further include a second sliding groove formed at a front side of the first driving block body along a longitudinal direction of the first driving block body, the second rail may be slidably engaged with the second sliding groove, and the cylinder pressure detecting structure 328 may be formed at a top portion of the second driving block body. In the process that the first cylinder driving block 3244 slides up and down along the first cylinder seat 3242, the second guide rail on the second cylinder driving block 3262 also slides up and down along the second sliding groove on the first cylinder driving block 3244, so as to drive the pressure maintaining head structure 330 to compress the bonded product for pressure maintaining or releasing the bonded product, and meanwhile, the cylinder pressure detecting structure 328 abuts against or separates from the first cylinder driving block 3244.
Still further, the first cylinder drive block 3244 can include a first drive block protrusion protruding from a central portion of the first drive block body, and the first drive cylinder 3246 can be disposed on a top surface of the first drive block protrusion. The first cylinder drive block 3244 is formed in a T-block structure by providing a first drive block projection protruding from the middle of the first drive block body, facilitating the provision of a first drive cylinder 3246 on the first drive block projection. Also, the second cylinder driving block 3262 may include a second driving block protrusion protruding from the middle of the second driving block body, and the cylinder pressure detecting structure 328 may be disposed on the top surface of the second driving block protrusion and vertically correspond to the bottom surface of the first driving block protrusion. The second driving block is arranged in the middle of the second driving block main body in a protruding mode, so that the second cylinder driving block forms a T-shaped block structure, the cylinder pressure detection structure 328 is conveniently arranged on the second driving block in a protruding mode, and the cylinder pressure detection structure 328 is conveniently limited and abutted from the top through the first driving block in a protruding mode. Also, the cylinder pressure detecting structure 328 may be a pressure detecting sensor.
In addition, the first cylinder driving block 3244 may include a first blocking plate disposed on the top surface of the first driving block main body, and the first blocking plate is disposed outside the top surface of the first guiding rail to prevent the first guiding rail from being separated from the first sliding groove. The second cylinder driving block 3262 may include a second baffle plate disposed on a top side of the second driving block body, a position-limiting sliding groove on a side of the first driving block body, and an end of the second baffle plate slidably limited in the position-limiting sliding groove. Like this, can make second drive block main part at the in-process that slides from top to bottom along first drive block main part, the second baffle is spacing in spacing spout all the time, avoids second cylinder drive block and first cylinder drive block separation.
In addition, the pressure maintaining head structure 330 may include at least one pressure maintaining ram 322, and the pressure maintaining ram 322 is connected to an end of the pressure maintaining cylinder structure. One or more holding pressure rams 322 may be installed at the bottom end of the one or more holding pressure driving cylinders 320, and the one or more holding pressure rams 322 may be driven by the one or more holding pressure driving cylinders 320. Further, a plurality of pressure maintaining driving cylinders 320 are arranged side by side on the cylinder mounting plate 310, correspondingly, the pressure maintaining head structure 330 includes a plurality of pressure maintaining rams 322 arranged side by side in an aligned manner, and the plurality of pressure maintaining rams 322 are arranged at the bottom of the plurality of pressure maintaining driving cylinders 320 in a one-to-one correspondence manner, that is, the plurality of pressure maintaining rams 322 can be driven in a one-to-one correspondence manner by the plurality of pressure maintaining driving cylinders 320. Moreover, the pressure maintaining head structure 330 may further include a pressure maintaining plate disposed at the bottom of the pressure maintaining indenter 322, which not only directly maintains pressure for the bonded product through the pressure maintaining indenter 322, but also maintains pressure for the bonded product through the pressure maintaining plate. Moreover, a pressure holding plate may be provided at the bottom of the pressure holding indenters 322, or a pressure holding plate may be provided at the bottom of each pressure holding indenter.
Further, as shown in fig. 1 to 4, the regulating valve structure may include an electric proportional valve 340 and a precision pressure regulating valve 350 provided on the supporting top plate 120 of the frame structure 100, and both the electric proportional valve 340 and the precision pressure regulating valve 350 may be connected to the pressure maintaining driving cylinder 320. The gas pressure entering the pressure maintaining driving cylinder 320 can be accurately adjusted through the precise pressure regulating valve 350, the PID parameter adjustment can be automatically carried out on the pressure maintaining driving cylinder 320 through the electric proportional valve 340 according to the pressure feedback value, the air intake and exhaust amount of the compressed air of the pressure maintaining driving cylinder 320 can be adjusted in real time, and the output pressure of the pressure maintaining driving cylinder 320 is ensured. In addition, the pressure maintaining driving cylinder 320 is communicated with the compressed gas delivery pipe to allow air to enter when extending, and is not communicated with the compressed gas delivery pipe to prevent air from entering when retracting, so that the pressure maintaining driving cylinder 320 can be used as a gas spring, and the output force of the pressure maintaining driving cylinder 320 can be controlled by the electric proportional valve 340. Further, the electric proportional valve 340 and the precision pressure regulating valve 350 may be provided in plural numbers, and may be provided in one-to-one correspondence with the plurality of pressure maintaining driving cylinders 320, so that the plurality of pressure maintaining driving cylinders 320 may be individually controlled.
In addition, the above automatic pressure maintaining apparatus may further include a cylinder position detecting mechanism 400 provided on the frame structure 100. The cylinder position detecting mechanism 400 may include a detection plate 430 protruded to the outside of the cylinder mounting plate 310 of the pressure maintaining cylinder structure, a sensor mounting plate 410 provided on the support column 110 of the frame structure, and an optical position detecting sensor 420 installed on the sensor mounting plate 410. When the sensing plate 430 moves up and down along with the cylinder mounting plate 310 of the dwelling cylinder structure, the sensing plate 430 reaches the mounting position of the optical position detecting sensor 420, and the optical position detecting sensor 420 is triggered, so that the up-and-down positions of the cylinder mounting plate 310 and the dwelling driving cylinder 320 can be detected. The optical position detection sensors 420 may be provided in plural numbers, and the optical position detection sensors 420 may be provided at different height positions of the support column 110 in the height direction of the frame structure 100, so that the lift positions of the cylinder mounting plate 310 and the holding pressure driving cylinder 320 can be detected from plural positions.
The working process of the automatic pressure maintaining equipment provided by the invention is mainly realized by the driving motor, the pressure maintaining driving cylinder and the electric proportional valve, the whole pressure maintaining module is driven by the driving motor to move up and down, and the air inflow in the pressure maintaining driving cylinder is accurately controlled by the electric proportional valve to ensure the pressure of the pressure maintaining pressure head to be pressed down. Moreover, the automatic pressure maintaining equipment can be used as a heat pressure maintaining mechanism which is manufactured when a heat pressure maintaining function is needed after the material product is assembled and bonded, and has the advantages of high production execution efficiency, higher pressure maintaining precision, simplicity in operation and the like, and the pressures of different sizes can be adjusted according to requirements.
In addition, as shown in fig. 10, for the above automatic pressure maintaining device, the present invention further provides an automatic pressure maintaining method, including the following steps:
s100, controlling a motor driving structure to drive a ball screw transmission structure 230 to operate, and driving a pressure maintaining cylinder structure to drive a pressure maintaining head structure 330 to move towards an adhesive product to be subjected to pressure maintaining by the ball screw transmission structure 230;
s200, acquiring a real-time height value of the pressure maintaining head structure 330, and controlling the pressure maintaining cylinder structure to drive the pressure maintaining head structure 330 to apply pressure to the bonding product to be pressure maintained when the pressure maintaining head structure 330 is detected to fall to a preset height value;
s300, acquiring a real-time pressure value of the pressure maintaining head structure 330, and controlling the pressure maintaining head structure 330 to maintain the pressure of the bonding product to be subjected to pressure maintaining when the pressure value received by the pressure maintaining head structure 330 is detected to reach a preset pressure value.
Further, step S100, namely, the step of "controlling the motor driving structure to drive the ball screw transmission structure to operate, and driving the pressure maintaining cylinder structure by the ball screw transmission structure to drive the pressure maintaining head structure to move towards the bonded product to be pressure maintained", specifically includes the steps of:
s110, controlling a driving motor 210 of a motor driving structure to work, so that an output shaft of the driving motor 210 drives a plurality of belt wheel transmission structures (namely, driving transmission structures 220) to operate, and the plurality of belt wheel transmission structures drive a plurality of ball screw transmission structures 230 which correspond to one another one by one to operate;
s120, under the driving of the plurality of ball screw transmission structures 230, the pressure maintaining cylinder structure may be driven to descend along the supporting pillar 110 of the rack structure 100, so that the pressure maintaining head 332 of the pressure maintaining head structure 330 moves close to the bonded product to be subjected to pressure maintaining.
Moreover, above-mentioned step S200, promptly "obtain the real-time height value of pressurize head structure, when detecting that the first structure of pressurize head descends to preset height value, control the first structure of pressurize cylinder drive pressurize head to treat the bonding product of pressurize and exert pressure" step specifically includes following step:
s210, controlling the optical position detection sensor 410 of the cylinder position detection mechanism 400 to obtain a real-time height value of the pressure maintaining ram 332 of the pressure maintaining head structure 330;
s220, when the pressure maintaining pressure head 332 is detected to fall to a first preset height value, controlling the driving motor 210 of the motor driving structure to stop working, so that the ball screw transmission structure 230 stops running, and the cylinder mounting plate 310 of the pressure maintaining cylinder structure keeps static;
s230, when the pressure maintaining pressure head 332 is detected not to fall to the first preset height value, controlling the driving motor 210 of the motor driving structure to continue to work, and enabling the pressure maintaining cylinder structure and the pressure maintaining head structure 330 to continue to fall until the pressure maintaining pressure head 332 falls to the first preset height value;
s240, controlling the pressure maintaining driving cylinder 320 of the pressure maintaining cylinder structure to work, so that the pressure maintaining driving cylinder 320 drives the pressure maintaining pressure head 332 of the pressure maintaining head structure 330 to gradually pressurize the bonding product to be subjected to pressure maintaining so as to apply pressure;
and S250, controlling the air intake and exhaust amount and the output pressure of the pressure maintaining driving cylinder 320 through a regulating valve structure in the working process of the pressure maintaining driving cylinder 320.
Specifically, the gas pressure entering the pressure maintaining driving cylinder 320 can be precisely adjusted by the precise pressure regulating valve 350 of the regulating valve structure, and the electrical proportional valve 340 of the regulating valve structure can automatically perform PID parameter regulation on the pressure maintaining driving cylinder 320 according to the pressure feedback value, so as to adjust the intake and exhaust amounts of the compressed air of the pressure maintaining driving cylinder 320 in real time, and ensure the output pressure of the pressure maintaining driving cylinder 320.
Moreover, above-mentioned step S300, promptly "acquire the real-time pressure value of the first structure of pressurize, when detecting that the pressure value that the first structure of pressurize received reaches preset pressure value, control the first structure of pressurize and treat the bonding product of pressurize and carry out the pressurize" step, specifically include following step:
s310, controlling the air cylinder pressure detection structure 328 to obtain a real-time pressure value of a pressure maintaining pressure head 332 of the pressure maintaining head structure 330;
s320, when the pressure value applied to the pressure maintaining pressure head 332 is detected to reach the preset pressure value, controlling the pressure maintaining driving cylinder 320 of the pressure maintaining cylinder structure to stop pressurizing and maintain the preset pressure value, and maintaining the pressure of the bonded product to be subjected to pressure maintaining;
s330, when the pressure value received by the pressure maintaining pressure head 332 is detected not to reach the preset pressure value, the pressure maintaining driving cylinder 320 of the pressure maintaining cylinder structure is controlled to continue pressurizing the pressure maintaining pressure head 332 until the pressure value received by the pressure maintaining pressure head 332 reaches the preset pressure value.
Moreover, above-mentioned step S300, promptly "acquire the real-time pressure value of the first structure of pressurize, when detecting that the pressure value that the first structure of pressurize received reaches preset pressure value, control the first structure of pressurize and treat that the bonding product of pressurize carries out the pressurize" step after, include following step:
s400, controlling the pressure maintaining pressure head 332 of the pressure maintaining head structure 330 to maintain the pressure of the bonded product to be maintained for a preset pressure maintaining time, and then removing the pressure maintaining operation on the bonded product.
Further, the step S400 specifically includes the following steps:
s410, controlling a pressure maintaining driving cylinder 320 of the pressure maintaining cylinder structure to maintain pressure of the bonded product to be maintained, and detecting the real-time pressure maintaining time of the pressure maintaining pressure head 332 for maintaining pressure of the bonded product to be maintained;
s420, when the real-time pressure maintaining time is detected to reach the preset pressure maintaining time, controlling a pressure maintaining driving cylinder 320 of the pressure maintaining cylinder structure to gradually release the pressure applied to a pressure maintaining pressure head 332;
s430, controlling a pressure maintaining driving cylinder 320 of the pressure maintaining cylinder structure to drive a pressure maintaining pressure head 332 to ascend, and detecting a real-time height value of the pressure maintaining pressure head 332;
s440, when the pressure maintaining pressure head 332 is detected to ascend to a second preset height position, the driving motor 210 of the motor driving structure is controlled to work reversely, so that the ball screw transmission structure 230 runs reversely, the cylinder mounting plate 310 and the pressure maintaining cylinder structure are driven to ascend and reset, and next pressure maintaining operation is prepared.
In the description of the present invention, it should be noted that the terms "upper", "lower", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, which are merely for convenience of describing the present invention and simplifying the description, but do not indicate or imply that the device or element referred to must have a specific orientation, be constructed and operated in a specific orientation, and thus, should not be construed as limiting the present invention. Unless expressly stated or limited otherwise, the terms "mounted," "connected," and "connected" are intended to be inclusive and mean, for example, that they may be fixedly connected, detachably connected, or integrally connected; can be mechanically connected or connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meanings of the above terms in the present invention can be understood according to specific situations by those of ordinary skill in the art.
It is to be noted that, in the present invention, relational terms such as "first" and "second", and the like, are 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. Also, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus. Without further limitation, an element defined by the phrases "comprising a," "8230," "8230," or "comprising" does not exclude the presence of additional like elements in a process, method, article, or apparatus that comprises the element.
The foregoing are merely exemplary embodiments of the present invention, which enable those skilled in the art to understand or practice the present invention. Various modifications to these embodiments will be readily apparent to those skilled in the art, and the generic principles defined herein may be applied to other embodiments without departing from the spirit or scope of the invention. Thus, the present invention is not intended to be limited to the embodiments shown herein but is to be accorded the widest scope consistent with the principles and novel features disclosed herein.
Claims (10)
1. An automatic pressure maintaining device, comprising:
a frame structure;
the lifting driving mechanism is arranged on the rack structure; the lifting driving mechanism comprises a motor driving structure arranged on the rack structure and a ball screw transmission structure connected with the motor driving structure; and (c) a second step of,
the pressure maintaining module is connected with the lifting driving mechanism; the pressure maintaining module comprises a pressure maintaining cylinder structure connected with the ball screw transmission structure, an adjusting valve structure connected with the pressure maintaining cylinder structure and arranged on the rack structure, and a pressure maintaining head structure arranged at the end part of the pressure maintaining cylinder structure;
the pressure maintaining cylinder structure comprises a cylinder mounting plate connected with the ball screw transmission structure, and at least one pressure maintaining driving cylinder arranged on the cylinder mounting plate, the pressure maintaining head structure is connected with the pressure maintaining driving cylinder, and the regulating valve structure is connected with the pressure maintaining driving cylinder;
the pressure maintaining cylinder structure comprises a plurality of pressure maintaining driving cylinders which are arranged on the cylinder mounting plate side by side, the plurality of pressure maintaining driving cylinders are connected with the pressure maintaining head structure, and the plurality of pressure maintaining driving cylinders are connected with the regulating valve structure; the pressure maintaining head structure comprises a plurality of pressure maintaining pressure heads which are arranged side by side in an aligned mode, and the pressure maintaining pressure heads are arranged at the bottoms of the pressure maintaining driving cylinders in a one-to-one correspondence mode;
the motor driving structure comprises a driving motor arranged on the rack structure, a speed reducer connected with an output shaft of the driving motor, and a driving transmission structure connected with an output shaft of the speed reducer;
the driving transmission structure comprises a driving belt wheel connected with an output shaft of the speed reducer, a plurality of driven belt wheels arranged on the rack structure, and a synchronous belt simultaneously connected with the driving belt wheel and the driven belt wheels;
the ball screw transmission structure is located including rotating many last drive screws of rack construction, and with many a plurality of drive nuts that the drive screw one-to-one is connected, it is a plurality of many are located to the driven pulleys one-to-one the top of drive screw, drive nut locates on the cylinder mounting panel.
2. The automatic pressure maintaining device of claim 1, wherein the regulating valve structure comprises an electric proportional valve and a precision pressure regulating valve which are arranged on a supporting top plate of the frame structure, and the electric proportional valve and the precision pressure regulating valve are both correspondingly connected with the pressure maintaining driving cylinder.
3. The automatic pressure maintaining device of claim 1, wherein the pressure maintaining driving cylinder comprises a cylinder mounting seat disposed on the cylinder mounting plate, a first pressure maintaining cylinder disposed on the cylinder mounting seat, a second pressure maintaining cylinder disposed on the first pressure maintaining cylinder, and a cylinder pressure detecting structure disposed on the second pressure maintaining cylinder and correspondingly engaged with the first pressure maintaining cylinder, the pressure maintaining pressure head is disposed at the bottom of the second pressure maintaining cylinder, and the cylinder pressure detecting structure is configured to detect a pressure applied by the second pressure maintaining cylinder on the pressure maintaining pressure head.
4. The automatic pressure maintaining equipment of claim 3, wherein a cylinder mounting port is formed in the middle of the cylinder mounting plate, and the pressure maintaining driving cylinder is mounted at the cylinder mounting port through the cylinder mounting seat; the cylinder mounting plates are respectively provided with a cylinder mounting groove on the parts of the two sides of the cylinder mounting opening, and the cylinder mounting seats of the pressure maintaining driving cylinders are respectively arranged in the two cylinder mounting grooves in a sliding manner;
the cylinder mounting seat comprises a mounting seat main body arranged in the cylinder mounting groove in a sliding manner, and a cylinder transverse limiting structure and a cylinder longitudinal limiting structure which are arranged on the cylinder mounting plate;
the cylinder transverse limiting structure comprises a transverse limiting seat arranged on the top surface of the cylinder mounting plate and a transverse limiting screw arranged on the transverse limiting seat and connected with the mounting seat main body; the cylinder longitudinal limiting structure comprises a longitudinal limiting seat arranged on the bottom surface of the cylinder mounting plate, a longitudinal limiting plate protruding out of the bottom of the mounting seat main body and slidably clamped in the cylinder mounting groove, and a longitudinal limiting screw arranged on the longitudinal limiting seat and connected with the longitudinal limiting plate.
5. The automatic pressure maintaining apparatus according to claim 4, wherein the first pressure maintaining cylinder includes a first cylinder block provided on a mount body of the cylinder mount, a first cylinder drive block slidably provided on the first cylinder block, and a first drive cylinder provided on the first cylinder block and connected to the first cylinder drive block;
the second pressure maintaining air cylinder comprises a second air cylinder driving block which is arranged on the first air cylinder driving block in a sliding mode, and the pressure maintaining pressure head is arranged at the bottom of the second air cylinder driving block; the cylinder pressure detection structure is arranged at the top of the second cylinder driving block and is vertically and correspondingly arranged with the middle protruding part of the first cylinder driving block.
6. The automatic pressure maintaining apparatus according to claim 5, wherein the first cylinder block includes a first cylinder block main body provided on the cylinder mount block, and a first slide groove provided on a front side surface of the first cylinder block main body in a length direction of the first cylinder block main body; the first air cylinder driving block comprises a first driving block main body and a first guide rail arranged on the rear side of the first driving block main body along the length direction of the first driving block main body, the first guide rail is slidably clamped in the first sliding groove, and the first driving air cylinder is arranged on the first driving block main body;
the second cylinder driving block comprises a second driving block main body and a second guide rail arranged on the side surface of the second driving block main body along the length direction of the second driving block main body; the first cylinder driving block comprises a second sliding groove which is arranged on the front side of the first driving block body along the length direction of the first driving block body, the second guide rail is slidably clamped in the second sliding groove, and the cylinder pressure detection structure is arranged at the top of the second driving block body.
7. The automatic pressure maintaining apparatus according to claim 6, wherein the first cylinder driving block includes a first driving block protrusion protruding from a middle portion of the first driving block main body, and the first driving cylinder is provided on a top surface of the first driving block protrusion;
the second cylinder driving block comprises a second driving block protrusion protruding from the middle of the second driving block main body, and the cylinder pressure detection structure is arranged on the top face of the second driving block protrusion and corresponds to the bottom face of the first driving block protrusion.
8. The automatic pressure maintaining apparatus according to claim 6, wherein the first cylinder driving block includes a first baffle provided on a top surface of the first driving block main body, the first baffle being blocked outside a top surface of the first guide rail;
the second cylinder driving block comprises a second baffle arranged on the side face of the top of the second driving block main body and a limiting sliding groove arranged on the side face of the first driving block main body, and the end portion of the second baffle is limited in the limiting sliding groove in a sliding mode.
9. The automatic pressure maintaining apparatus according to any one of claims 1 to 8, characterized by comprising a cylinder position detecting mechanism provided on the frame structure;
the cylinder position detection mechanism comprises a detection plate protruding from the outer side of the cylinder mounting plate and arranged on the pressure maintaining cylinder structure, a sensor mounting plate arranged on the frame structure, and an optical position detection sensor arranged on the sensor mounting plate.
10. An automatic pressure holding method applied to the automatic pressure holding apparatus according to any one of claims 1 to 9; characterized in that the method comprises the following steps:
the control motor driving structure drives the ball screw transmission structure to operate, and the ball screw transmission structure drives the pressure maintaining cylinder structure to drive the pressure maintaining head structure to move towards the bonded product to be subjected to pressure maintaining;
acquiring a real-time height value of a pressure maintaining head structure, and controlling a pressure maintaining cylinder structure to drive the pressure maintaining head structure to apply pressure to an adhesive product to be subjected to pressure maintaining when the pressure maintaining head structure is detected to be lowered to a preset height value;
obtain the real-time pressure value of pressurize head structure, when detecting the pressure value that the first structure of pressurize received and reach preset pressure value, the bonding product of treating the pressurize of control pressurize head structure carries out the pressurize.
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