CN117484847A - Automatic leveling device and method for thermoplastic composite engineering material cylinder head cover - Google Patents
Automatic leveling device and method for thermoplastic composite engineering material cylinder head cover Download PDFInfo
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- CN117484847A CN117484847A CN202410002406.7A CN202410002406A CN117484847A CN 117484847 A CN117484847 A CN 117484847A CN 202410002406 A CN202410002406 A CN 202410002406A CN 117484847 A CN117484847 A CN 117484847A
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- fixedly connected
- head cover
- cylinder head
- center
- processing
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- 239000000463 material Substances 0.000 title claims abstract description 27
- 239000002131 composite material Substances 0.000 title claims abstract description 25
- 229920001169 thermoplastic Polymers 0.000 title claims abstract description 23
- 239000004416 thermosoftening plastic Substances 0.000 title claims abstract description 23
- 238000000034 method Methods 0.000 title claims abstract description 10
- 238000001514 detection method Methods 0.000 claims abstract description 57
- 238000010438 heat treatment Methods 0.000 claims abstract description 17
- IJGRMHOSHXDMSA-UHFFFAOYSA-N Atomic nitrogen Chemical compound N#N IJGRMHOSHXDMSA-UHFFFAOYSA-N 0.000 claims abstract description 16
- 239000007788 liquid Substances 0.000 claims abstract description 8
- 229910052757 nitrogen Inorganic materials 0.000 claims abstract description 8
- 230000005540 biological transmission Effects 0.000 claims description 23
- 238000003825 pressing Methods 0.000 claims description 21
- 230000000149 penetrating effect Effects 0.000 claims description 3
- 238000003754 machining Methods 0.000 claims 1
- 230000008569 process Effects 0.000 abstract description 2
- 239000004734 Polyphenylene sulfide Substances 0.000 description 8
- 229920000069 polyphenylene sulfide Polymers 0.000 description 8
- 230000000694 effects Effects 0.000 description 6
- 239000004677 Nylon Substances 0.000 description 2
- 238000001125 extrusion Methods 0.000 description 2
- 238000002347 injection Methods 0.000 description 2
- 239000007924 injection Substances 0.000 description 2
- 238000001746 injection moulding Methods 0.000 description 2
- 238000009434 installation Methods 0.000 description 2
- 239000002184 metal Substances 0.000 description 2
- 229910052751 metal Inorganic materials 0.000 description 2
- 229920001778 nylon Polymers 0.000 description 2
- 230000009471 action Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000008859 change Effects 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 229920006351 engineering plastic Polymers 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 239000007769 metal material Substances 0.000 description 1
- 150000002739 metals Chemical class 0.000 description 1
- 239000004033 plastic Substances 0.000 description 1
- 229920003023 plastic Polymers 0.000 description 1
- 239000000243 solution Substances 0.000 description 1
- 239000000126 substance Substances 0.000 description 1
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
- B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
- B29C53/00—Shaping by bending, folding, twisting, straightening or flattening; Apparatus therefor
- B29C53/16—Straightening or flattening
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
- B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
- B29C53/00—Shaping by bending, folding, twisting, straightening or flattening; Apparatus therefor
- B29C53/80—Component parts, details or accessories; Auxiliary operations
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
- B29L—INDEXING SCHEME ASSOCIATED WITH SUBCLASS B29C, RELATING TO PARTICULAR ARTICLES
- B29L2031/00—Other particular articles
- B29L2031/30—Vehicles, e.g. ships or aircraft, or body parts thereof
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Processing And Handling Of Plastics And Other Materials For Molding In General (AREA)
Abstract
The invention discloses an automatic leveling device and a leveling method for a thermoplastic composite engineering material cylinder cover, which belong to the technical field of composite material processing, and comprise a shell, wherein the bottom of the shell is fixedly connected with a plurality of supporting seats, the center of the shell is fixedly connected with a processing seat, and a positioning feeding assembly is arranged on the processing seat; the center of the processing seat is provided with a constant temperature heating lamp, the inner surface of the top of the shell is provided with a warp accurate detection assembly, the center of the shell is provided with a calibration assembly corresponding to the warp accurate detection assembly, and one side of the top of the processing seat is fixedly connected with a liquid nitrogen cooler; according to the positioning feeding assembly, the feeding can be conveniently performed from the outside, the operation difficulty is reduced, and the processing plate can be rapidly limited and fixed after the feeding, so that the processing plate cannot move, the stability of the cylinder head cover main body in the correction process is further improved, and the processing precision is ensured.
Description
Technical Field
The invention belongs to the technical field of composite material processing, and particularly relates to an automatic leveling device and method for a thermoplastic composite engineering material cylinder head cover.
Background
The high-performance engineering plastic is used in the fields of automobiles and the like, can well lighten the overall quality of the automobiles, improves the dynamic property, reduces the emission of the automobiles, and can also greatly reduce the production cost of the automobiles. Therefore, thermoplastic composite engineering materials have become a development trend to replace automobile metal parts; the thermoplastic composite engineering material polyphenylene sulfide (PPS) and the high-performance nylon (PA 66) have excellent rigidity and strength, and the thermoplastic composite engineering material polyphenylene sulfide (PPS) and the high-performance nylon (PA 66) have great application potential when being used for automobile engine cylinder covers instead of metals; in particular, polyphenylene sulfide (PPS) is used as a substitute of metal materials, has excellent comprehensive performance, high mechanical strength, high temperature resistance, chemical resistance, flame retardance and good thermal stability, and can meet the requirements of a plurality of automobile parts with strict requirements.
However, when a large engine cylinder head cover is injection molded by using a thermoplastic composite engineering material such as polyphenylene sulfide (PPS), the injection molded product is deformed to some extent due to the change of internal stress due to the large size. Because of the structural characteristics of the plastic and the limitations of the injection molding process conditions, it is impossible to completely avoid internal stress, and thus, the cylinder head cover product injection-molded from the mold needs to be post-leveled and corrected to overcome the warp deformation caused by injection molding.
Disclosure of Invention
The invention aims to overcome the defects of the prior art and provide an automatic leveling device and an automatic leveling method for a thermoplastic composite engineering material cylinder head cover.
The technical scheme adopted for solving the technical problems is as follows: the automatic leveling device for the thermoplastic composite engineering material cylinder head cover comprises a shell, wherein a plurality of supporting seats are fixedly connected to the bottom of the shell, a processing seat is fixedly connected to the center of the shell, and a positioning and feeding assembly is arranged on the processing seat;
the center of the processing seat is provided with a constant temperature heating lamp, the inner surface of the top of the shell is provided with a warp accurate detection assembly, the center of the shell is provided with a calibration assembly corresponding to the warp accurate detection assembly, and one side of the top of the processing seat is fixedly connected with a liquid nitrogen cooler;
the novel cylinder head cover is characterized in that two rear covers are connected to the rear end face of the shell through hinges, handles are fixedly connected to the rear covers, an operation panel is fixedly connected to the front end face of the shell, and a cylinder head cover main body is mounted on the positioning and feeding assembly.
Further, the positioning and feeding assembly comprises first sliding frames fixedly connected to the front and rear sides of the top of the processing seat, limiting sliding blocks are fixedly connected to the centers of the two first sliding frames in a sliding mode, a processing plate is fixedly connected between the two limiting sliding blocks, a positioning groove is formed in the top of the processing plate, a material taking groove is formed in the front and rear sides of the positioning groove, a pulling plate is fixedly connected to one side of the processing plate, a drawing plate hole corresponding to the processing plate is formed in one side of the shell, mounting columns are fixedly connected to the front and rear sides of the top of the drawing plate hole in a sliding mode, limiting plates are fixedly connected to the outer walls of the two mounting columns, and one side of each limiting plate is tightly attached to the processing plate; the utility model discloses a draw plate hole, including draw plate hole, clamping block center, clamping block, limiting block, clamping block and limiting block, the mounting block is all offered to the mounting block hole's top around all having offered the mounting groove corresponding with the limiting plate, two equal sliding connection of outer wall top of erection column equal sliding connection has the clamping block, two equal fixedly connected with first spring between clamping block and the erection column that corresponds, two clamping grooves corresponding with the clamping block have been offered to casing one side, two equal sliding connection in clamping groove center has pressed the piece, limiting groove has all been offered to the top and the bottom of clamping groove, the equal fixedly connected with stopper in limiting groove center according to the top and the bottom of briquetting.
Through the technical scheme, two limiting plates are pulled upwards to drive two mounting columns to slide upwards until the two limiting plates are positioned at the center of the mounting groove and stop, the mounting columns are positioned at the top, the clamping blocks correspond to the clamping grooves in position, the clamping blocks automatically reset and enter the center of the clamping grooves due to resilience force of the first springs, fixing of the positions of the mounting columns is achieved, then the processing plates are pulled out through the pulling plates, the cylinder head cover main body is placed at the center of the positioning grooves, then the processing plates are pushed in, two pressing blocks are pressed, the two pressing blocks move towards the center of the clamping grooves, the clamping blocks are extruded into the center of the mounting columns, then the limiting plates are pressed downwards to achieve the limiting function of the processing plates, external feeding can be conducted, the feeding difficulty is reduced, and limiting operation can be conducted conveniently.
Further, the cylinder head cover main body is installed in the constant head tank center, two sliding grooves have been seted up at the drawing plate hole top, two equal sliding connection of erection column is in the sliding groove center, and the guide way has all been seted up to outer wall one side of two erection columns, two the fixture block is all located the guide way center, and two the other end of first spring is connected with two guide way inner walls respectively.
Through above-mentioned technical scheme for the cylinder cap cover main part can be quick install in the constant head tank center, and two erection columns can reciprocate in the center of taking out the hole, and then accomplish the spacing of processing board and remove spacing function, the fixture block can be accomplished the fixed position to the erection column.
Further, a fixed groove corresponding to the constant temperature heating lamp is formed in the center of the top of the processing seat, and the constant temperature heating lamp is located at the center of the fixed groove.
Through above-mentioned technical scheme for can carry out constant temperature heating through constant temperature heating lamp to the cylinder head cover main part, it is more convenient to make subsequent calibration operation, has reduced the degree of difficulty of calibration, has also played the guard action simultaneously to the cylinder head cover main part.
Further, the accurate detection component of warpage includes fixed connection in the first pneumatic cylinder of casing top internal surface, fixedly connected with first mounting bracket on the piston rod of first pneumatic cylinder, first mounting bracket center runs through and has a plurality of measuring rod, fixedly connected with a plurality of and the corresponding mount of measuring rod on the first mounting bracket, a plurality of the switch is all installed at the mount center, a plurality of equal fixedly connected with second spring between switch and the corresponding mount, a plurality of the equal fixedly connected with laser emitter in measuring rod center.
Through above-mentioned technical scheme, start first pneumatic cylinder, the piston rod of first pneumatic cylinder drives first mounting bracket and descends, and then drives a plurality of measuring rod and descends, and a plurality of measuring rod contacts with the top of cylinder cap cover main part, and when there is the warpage in the partial surface of cylinder cap cover main part, the measuring rod of partial position can receive the extrusion and rise, and the top extrusion switch of this partial measuring rod opens the switch, and the second spring provides certain buffer distance, and the switch opens the back, and the laser emitter that corresponds launches infrared laser.
Further, a plurality of through holes penetrating through the first mounting frame are formed in the first mounting frame, a plurality of detection rods penetrate through the centers of the through holes, and limiting sheets located at the centers of the mounting frames are mounted at the tops of the detection rods.
Through above-mentioned technical scheme for can accomplish the warpage detection to cylinder cap cover main part surface through the reciprocates of measuring staff, not only convenient operation possesses accurate detection effect moreover, has guaranteed the effect of calibration, and the spacing piece can prevent that measuring staff from sliding down from first mounting bracket center.
Further, the calibration assembly comprises a second sliding frame fixedly connected to the inner walls of two sides of the shell, a sliding plate is connected between the second sliding frames in a sliding manner, two screw supports are fixedly connected between the second sliding frames, a transmission screw is connected between the screw supports in a rotating manner, the sliding plate is connected with the transmission screw in a threaded fit manner, a guide post is fixedly connected between the screw supports, a plurality of laser receivers corresponding to the laser transmitters are fixedly connected to the center of the sliding plate, a second mounting frame is fixedly connected to the bottom of the sliding plate, a plurality of second hydraulic cylinders corresponding to the laser receivers are fixedly connected to the center of the second mounting frame, a calibration block is fixedly connected to the bottom of a piston rod of each second hydraulic cylinder, a pressure sensor is fixedly connected to each calibration block, a driving motor is fixedly connected to each screw support, and an output shaft of the driving motor is connected with one end of the transmission screw.
Through the technical scheme, the driving motor is started, the output shaft of the driving motor drives the transmission screw rod to rotate, the sliding plate is driven to slide at the centers of the two second sliding frames until the sliding plate stops at the forefront end, the laser receivers corresponding to the parts receive infrared signals of the laser transmitters, the corresponding second hydraulic cylinders are started, the piston rods of the second hydraulic cylinders descend, the partial calibration blocks are driven to be pressed down, the pressure sensors limit the pressure maintaining force, the partial calibration blocks flatten the warping position of the cylinder cover main body, correction is completed, and the pressure sensors use the sensors of the DJYZ-59L model existing in the market.
Further, the two screw rod brackets are provided with mounting holes corresponding to the transmission screw rods, and the transmission screw rods penetrate through the centers of the two mounting holes.
Through above-mentioned technical scheme for the transmission lead screw can rotate at two lead screw support centers, and then rotates in step along with driving motor's output shaft, has accomplished the removal to the sliding plate, and then has guaranteed that laser receiver can be accurate receive corresponding laser signal, accomplishes subsequent calibration function.
Further, a guide hole corresponding to the guide post is formed in the sliding plate, and the guide post penetrates through the center of the guide hole.
Through above-mentioned technical scheme for the guide post can provide further direction supporting role to the sliding plate, makes it more stable that can remove, has guaranteed the stability of calibration, has promoted the precision of calibration.
A leveling method of an automatic leveling device for a thermoplastic composite engineering material cylinder head cover comprises the following steps:
s1: the two limiting plates are pulled upwards to drive the two mounting columns to slide upwards until the two limiting plates are positioned at the center of the mounting groove and stop, the mounting columns are positioned at the top, the clamping blocks correspond to the clamping grooves in position, and the clamping blocks automatically reset to enter the center of the clamping grooves due to the resilience force of the first springs, so that the positions of the mounting columns are fixed, and then the processing plates are pulled out through the pulling plates;
s2: placing the cylinder head cover main body in the center of the positioning groove, then pushing the processing plate in, pressing the two pressing blocks, moving the two pressing blocks towards the center of the clamping groove, extruding the clamping blocks into the center of the mounting column, then pressing the limiting plate downwards to realize the limiting function of the processing plate, and starting the constant-temperature heating lamp to continuously heat the cylinder head cover main body at constant temperature;
s3: calculating the piston moving distance of the first hydraulic cylinder, wherein the distance between the detection rod and the processing plate is a certain value, the thickness of the factory standard of the cylinder cover main body is reduced by the depth of the positioning groove, the fixed distance between the detection rod and the processing plate is reduced by the protruding depth of the cylinder cover main body to obtain the piston descending distance, the first hydraulic cylinder is started according to the piston moving distance, the piston rod of the first hydraulic cylinder drives the first mounting frame to descend so as to drive a plurality of detection rods to descend, the plurality of detection rods are contacted with the top of the cylinder cover main body, when part of the surface of the cylinder cover main body is warped, the detection rods at part of positions are extruded and ascend, the top of the detection rods at part of the detection rods extrudes a switch, the switch is turned on, the second spring provides a certain buffer distance, and after the switch is turned on, the corresponding laser emitter emits infrared laser;
s4: then retracting the first hydraulic cylinder, starting a driving motor, driving a transmission screw rod to rotate by an output shaft of the driving motor, further driving a sliding plate to slide in the centers of the two second sliding frames until the sliding plate stops when sliding at the forefront end, enabling a part of corresponding laser receivers to receive infrared signals of the laser transmitters, starting the corresponding second hydraulic cylinders, enabling piston rods of the part of second hydraulic cylinders to descend, driving a part of calibration blocks to press down, enabling the pressure sensor to limit pressure maintaining force, enabling the part of calibration blocks to flatten the warping position of the cylinder head cover main body, finishing correction, and then enabling a liquid nitrogen cooler to cool the corrected cylinder head cover main body;
s5: and (3) releasing the limit of the processing plate by using the operation mode in the step S1, pulling out the processing plate, taking out the cylinder head cover main body, pushing the processing plate by using the operation in the step S2 and completing the limit, resetting the warping accurate detection assembly through the operation panel, and continuing the subsequent calibration processing.
The beneficial effects of the invention are as follows: (1) According to the positioning feeding assembly, the feeding can be conveniently performed from the outside, the operation difficulty is reduced, and the processing plate can be rapidly limited and fixed after feeding, so that the processing plate cannot move, the stability of the cylinder head cover main body in the correction process is further improved, and the processing precision is ensured; (2) According to the invention, through the accurate warp detection assembly, the surface of the cylinder head cover main body can be accurately detected, the detection rods respectively detect different positions of the surface of the cylinder head cover main body, so that the detection effect is ensured, and meanwhile, the mark of the position of the part can be finished through the laser emitter, so that the detection device has higher accuracy and better detection effect; (3) According to the invention, through the arranged calibration assembly, the laser signal can be received through the laser receiver, the corresponding second hydraulic cylinder is started to finish driving, a certain pressure maintaining force is used for flattening the surface of the cylinder head cover main body, quick and accurate calibration is finished, and meanwhile, only the second hydraulic cylinder corresponding to the warping position is started, so that the working resources are saved.
Drawings
FIG. 1 is an external view of the present invention;
FIG. 2 is a side view of the present invention;
FIG. 3 is a schematic view of the internal structure of the present invention;
FIG. 4 is a top view of a portion of a component of the present invention;
FIG. 5 is a schematic view of a portion of the component structure of the present invention;
FIG. 6 is a schematic diagram of a portion of the detection assembly of the present invention;
FIG. 7 is a schematic view of a tooling seat according to the present invention;
FIG. 8 is a schematic view of a part of the positioning and feeding assembly of the present invention;
FIG. 9 is a schematic view of the internal structure of the processing seat of the present invention;
FIG. 10 is a cross-sectional view of a portion of the sensing assembly of the present invention;
FIG. 11 is a cross-sectional view of a partially positioned feed assembly of the present invention;
fig. 12 is a partial enlarged view at a in fig. 11.
Reference numerals: 1. a housing; 2. a support base; 3. a processing seat; 4. positioning a feeding assembly; 401. a first carriage; 402. a limit sliding block; 403. processing a plate; 404. a positioning groove; 405. a material taking groove; 406. pulling a plate; 407. a drawing plate hole; 408. a mounting column; 409. a limiting plate; 410. a mounting groove; 411. a clamping block; 412. a first spring; 413. a clamping groove; 414. pressing the blocks; 4141. a limit groove; 4142. a limiting block; 5. a constant temperature heating lamp; 6. a warp accurate detection assembly; 601. a first hydraulic cylinder; 602. a first mounting frame; 603. a detection rod; 604. a fixing frame; 605. a switch; 606. a second spring; 607. a laser emitter; 7. a calibration assembly; 701. a second carriage; 702. a sliding plate; 703. a screw rod bracket; 704. a transmission screw; 705. a guide post; 706. a laser receiver; 707. a second mounting frame; 708. a second hydraulic cylinder; 709. a calibration block; 710. a pressure sensor; 711. a driving motor; 8. a liquid nitrogen cooler; 9. a rear cover; 10. a handle; 11. an operation panel; 12. a cylinder head cover main body.
Detailed Description
The present invention will be described in further detail with reference to the drawings and examples, in order to make the objects, technical solutions and advantages of the present invention more apparent. It should be understood that the specific embodiments described herein are for purposes of illustration only and are not intended to limit the scope of the invention.
As shown in fig. 1 to 12, the automatic leveling device for the thermoplastic composite engineering material cylinder head cover of the embodiment comprises a shell 1, wherein a plurality of supporting seats 2 are fixedly connected to the bottom of the shell 1, and a processing seat 3 is fixedly connected to the center of the shell 1.
As shown in fig. 7, 8, 9, 11 and 12, the processing seat 3 is provided with a positioning and feeding assembly 4; the positioning and feeding assembly 4 comprises first sliding frames 401 fixedly connected to the front and rear sides of the top of the processing seat 3, limiting sliding blocks 402 are fixedly connected to the centers of the two first sliding frames 401 in a sliding manner, a processing plate 403 is fixedly connected between the two limiting sliding blocks 402, a positioning groove 404 is formed in the top of the processing plate 403, a material taking groove 405 is formed in the front and rear sides of the positioning groove 404, a pull plate 406 is fixedly connected to one side of the processing plate 403, a drawing plate hole 407 corresponding to the processing plate 403 is formed in one side of the shell 1, mounting columns 408 are fixedly connected to the front and rear sides of the top of the drawing plate hole 407, limiting plates 409 are fixedly connected to the outer walls of the two mounting columns 408, and one sides of the two limiting plates 409 are tightly attached to the processing plate 403; mounting grooves 410 corresponding to the limiting plates 409 are formed in the front and back of the top of the drawing plate holes 407, clamping blocks 411 are slidably connected to the top of the outer walls of the two mounting columns 408, first springs 412 are fixedly connected between the two clamping blocks 411 and the corresponding mounting columns 408, two clamping grooves 413 corresponding to the clamping blocks 411 are formed in one side of the shell 1, pressing blocks 414 are slidably connected to the centers of the two clamping grooves 413, limiting grooves 4141 are formed in the top and the bottom of the clamping grooves 413, and limiting blocks 4142 located in the centers of the limiting grooves 4141 are fixedly connected to the top and the bottom of the pressing blocks 414; the cylinder head cover main body 12 is arranged at the center of the positioning groove 404, two sliding grooves are formed in the top of the drawing plate hole 407, two mounting columns 408 are all connected to the centers of the sliding grooves in a sliding manner, guide grooves are formed in one side of the outer walls of the two mounting columns 408, two clamping blocks 411 are all positioned at the centers of the guide grooves, and the other ends of the two first springs 412 are respectively connected with the inner walls of the two guide grooves; the cylinder head cover main body 12 can be quickly arranged at the center of the positioning groove 404, the two mounting columns 408 can move up and down at the center of the drawing plate hole 407, the limiting and releasing functions of the processing plate 403 are further completed, and the clamping blocks 411 can complete the position fixing of the mounting columns 408; the two limiting plates 409 are pulled upwards to drive the two mounting columns 408 to slide upwards until the two limiting plates 409 are positioned at the center of the mounting groove 410 and stop, at this time, the mounting columns 408 are positioned at the top, the clamping blocks 411 correspond to the positions of the clamping grooves 413, the clamping blocks 411 automatically return to enter the centers of the clamping grooves 413 due to the resilience force of the first springs 412, the positions of the mounting columns 408 are fixed, then the processing plates 403 are pulled out through the pull plates 406, the cylinder head cover main body 12 is placed at the center of the positioning grooves 404, then the processing plates 403 are pushed in, the two pressing blocks 414 are pressed, the two pressing blocks 414 move towards the center of the clamping grooves 413, the clamping blocks 411 are extruded into the centers of the mounting columns 408, then the limiting plates 409 are pressed downwards to achieve the limiting function of the processing plates 403, external feeding can be performed, the feeding difficulty is reduced, and limiting operation can be conveniently performed.
As shown in fig. 4, 5 and 10, a constant temperature heating lamp 5 is arranged at the center of the processing seat 3, a fixed groove corresponding to the constant temperature heating lamp 5 is arranged at the center of the top of the processing seat 3, and the constant temperature heating lamp 5 is positioned at the center of the fixed groove; the cylinder head cover main body 12 can be heated at a constant temperature through the constant temperature heating lamp 5, so that subsequent calibration operation can be more convenient, the difficulty of calibration is reduced, and meanwhile, the cylinder head cover main body 12 is protected; the inner surface of the top of the shell 1 is provided with a warp accurate detection assembly 6, the warp accurate detection assembly 6 comprises a first hydraulic cylinder 601 fixedly connected to the inner surface of the top of the shell 1, a piston rod of the first hydraulic cylinder 601 is fixedly connected with a first mounting frame 602, a plurality of detection rods 603 penetrate through the center of the first mounting frame 602, a plurality of through holes penetrating through the first mounting frame 602 are formed in the first mounting frame 602, the plurality of detection rods 603 penetrate through the centers of the through holes, and limiting pieces positioned at the centers of fixing frames 604 are arranged at the tops of the plurality of detection rods 603; the detection of the surface warpage of the cylinder head cover main body 12 can be completed through the up-and-down movement of the detection rod 603, so that the operation is convenient, the accurate detection effect is achieved, the calibration effect is ensured, and the limit plate can prevent the detection rod 603 from sliding down from the center of the first mounting frame 602; a plurality of fixing frames 604 corresponding to the detection rods 603 are fixedly connected to the first mounting frame 602, the centers of the plurality of fixing frames 604 are provided with switches 605, second springs 606 are fixedly connected between the plurality of switches 605 and the corresponding fixing frames 604, and the centers of the plurality of detection rods 603 are fixedly connected with laser transmitters 607; the first hydraulic cylinder 601 is started, a piston rod of the first hydraulic cylinder 601 drives the first mounting frame 602 to descend, and then drives the plurality of detection rods 603 to descend, the plurality of detection rods 603 are in contact with the top of the cylinder head cover main body 12, when warping exists on the part of the surface of the cylinder head cover main body 12, the detection rods 603 at partial positions are extruded to ascend, the top of the detection rods 603 extrudes the switch 605, the switch 605 is opened, the second spring 606 provides a certain buffer distance, and after the switch 605 is opened, the corresponding laser transmitter 607 emits infrared laser.
As shown in fig. 4, 5 and 6, a calibration assembly 7 corresponding to the warp accurate detection assembly 6 is arranged at the center of the shell 1, the calibration assembly 7 comprises second sliding frames 701 fixedly connected to the inner walls of two sides of the shell 1, a sliding plate 702 is slidably connected between the two second sliding frames 701, two screw brackets 703 are fixedly connected between the two second sliding frames 701, a transmission screw 704 is rotatably connected between the two screw brackets 703, mounting holes corresponding to the transmission screw 704 are formed in the two screw brackets 703, and the transmission screw 704 penetrates through the centers of the two mounting holes; the transmission screw 704 can rotate at the centers of the two screw brackets 703 and then synchronously rotate along with the output shaft of the driving motor 711, so that the movement of the sliding plate 702 is completed, the laser receiver 706 can accurately receive corresponding laser signals, and the subsequent calibration function is completed; the sliding plate 702 is connected with the transmission screw 704 in a threaded fit mode, a guide post 705 is fixedly connected between the two screw brackets 703, a guide hole corresponding to the guide post 705 is formed in the sliding plate 702, and the guide post 705 penetrates through the center of the guide hole; the guide column 705 can provide a further guide supporting function for the sliding plate 702, so that the sliding plate 702 can move more stably, the stability of calibration is ensured, and the accuracy of calibration is improved; the center of the sliding plate 702 is fixedly connected with a plurality of laser receivers 706 corresponding to the laser transmitters 607, the bottom of the sliding plate 702 is fixedly connected with a second installation frame 707, the center of the second installation frame 707 is fixedly connected with a plurality of second hydraulic cylinders 708 corresponding to the laser receivers 706, the bottoms of piston rods of the plurality of second hydraulic cylinders 708 are fixedly connected with calibration blocks 709, the plurality of calibration blocks 709 are fixedly connected with pressure sensors 710, one screw bracket 703 is fixedly connected with a driving motor 711, and an output shaft of the driving motor 711 is connected with one end of a transmission screw 704; starting a driving motor 711, driving a transmission screw 704 to rotate by an output shaft of the driving motor 711, further driving a sliding plate 702 to slide at the centers of two second sliding frames 701 until the sliding plate is stopped when the sliding plate slides at the forefront end, enabling a part of corresponding laser receivers 706 to receive infrared signals of laser transmitters 607, starting corresponding second hydraulic cylinders 708, enabling a part of piston rods of the second hydraulic cylinders 708 to descend, driving a part of calibration blocks 709 to descend, enabling a pressure sensor 710 to limit pressure maintaining force, enabling a part of calibration blocks 709 to flatten the warping position of a cylinder head cover main body 12, and finishing correction, wherein the pressure sensor 710 uses a currently available DJYZ-59L type sensor; a liquid nitrogen cooler 8 is fixedly connected to one side of the top of the processing seat 3; the rear end face of the shell 1 is connected with two rear covers 9 through hinges, handles 10 are fixedly connected to the two rear covers 9, an operation panel 11 is fixedly connected to the front end face of the shell 1, and a cylinder head cover main body 12 is mounted on the positioning and feeding assembly 4.
A leveling method of an automatic leveling device for a thermoplastic composite engineering material cylinder head cover comprises the following steps:
s1: the two limiting plates 409 are pulled upwards to drive the two mounting columns 408 to slide upwards until the two limiting plates 409 are positioned at the center of the mounting groove 410 and stop, at the moment, the mounting columns 408 are positioned at the top, the clamping blocks 411 correspond to the clamping grooves 413, the clamping blocks 411 automatically reset and enter the centers of the clamping grooves 413 due to the resilience force of the first springs 412, the positions of the mounting columns 408 are fixed, and then the processing plates 403 are pulled out through the pull plates 406;
s2: placing the cylinder head cover main body 12 in the center of the positioning groove 404, pushing in the processing plate 403, pressing two pressing blocks 414, moving the two pressing blocks 414 towards the center of the clamping groove 413, extruding the clamping block 411 into the center of the mounting column 408, pressing down the limiting plate 409 to realize the limiting function of the processing plate 403, and starting the constant-temperature heating lamp 5 to continuously heat the cylinder head cover main body 12 at constant temperature;
s3: calculating the piston moving distance of the first hydraulic cylinder 601, wherein the distance between the detecting rod 603 and the processing plate 403 is a certain value, the thickness of the factory standard of the cylinder head cover main body 12 is subtracted by the depth of the positioning groove 404, then the fixed distance between the detecting rod 603 and the processing plate 403 is subtracted by the depth to obtain the piston descending distance, the first hydraulic cylinder 601 is started according to the distance, a piston rod of the first hydraulic cylinder 601 drives the first mounting frame 602 to descend so as to drive the plurality of detecting rods 603 to descend, the plurality of detecting rods 603 are contacted with the top of the cylinder head cover main body 12, when a part of the surface of the cylinder head cover main body 12 is warped, the detecting rods 603 at part of the positions are extruded, the top of the detecting rods 603 is extruded by the switch 605, the switch 605 is opened, the second spring 606 provides a certain buffer distance, and after the switch 605 is started, the corresponding laser transmitter 607 emits infrared laser;
s4: then the first hydraulic cylinder 601 is retracted, the driving motor 711 is started, the output shaft of the driving motor 711 drives the transmission screw 704 to rotate, the sliding plate 702 is driven to slide in the centers of the two second sliding frames 701 until the sliding plate slides at the forefront end, the laser receivers 706 which correspond to part of the driving screw drive shafts receive infrared signals of the laser transmitters 607, the corresponding second hydraulic cylinders 708 are started, the piston rods of the second hydraulic cylinders 708 are lowered, the partial calibration blocks 709 are driven to be pressed down, the pressure sensors 710 limit the pressure maintaining force, the partial calibration blocks 709 flatten the warping position of the cylinder head cover main body 12 to finish correction, and then the liquid nitrogen cooler 8 is started to cool the corrected cylinder head cover main body 12;
s5: the operation in step S1 is used to release the limit of the tooling plate 403, the tooling plate 403 is pulled out, the head cover main body 12 is taken out, then the operation in step S2 is used to push in the tooling plate 403 and complete the limit, the warp accurate detection assembly 6 is reset by the operation panel 11, and the subsequent calibration processing is continued.
The foregoing description is only of the preferred embodiments of the present invention, and is not intended to limit the scope of the present invention.
Claims (10)
1. The utility model provides an automatic leveling device of thermoplastic composite engineering material cylinder cap cover, includes casing (1), its characterized in that: the bottom of the shell (1) is fixedly connected with a plurality of supporting seats (2), the center of the shell (1) is fixedly connected with a processing seat (3), and a positioning feeding assembly (4) is arranged on the processing seat (3);
the device is characterized in that a constant temperature heating lamp (5) is arranged at the center of the processing seat (3), a warp accurate detection assembly (6) is arranged on the inner surface of the top of the shell (1), a calibration assembly (7) corresponding to the warp accurate detection assembly (6) is arranged at the center of the shell (1), and a liquid nitrogen cooler (8) is fixedly connected to one side of the top of the processing seat (3);
the novel cylinder cover is characterized in that two rear covers (9) are connected to the rear end face of the shell (1) through hinges, handles (10) are fixedly connected to the rear covers (9), an operation panel (11) is fixedly connected to the front end face of the shell (1), and a cylinder cover main body (12) is mounted on the positioning and feeding assembly (4).
2. The automatic leveling device for the thermoplastic composite engineering material cylinder head cover according to claim 1, wherein the positioning and feeding component (4) comprises a first sliding frame (401) fixedly connected to the front and rear parts of the top of the processing seat (3), limiting sliding blocks (402) are fixedly connected to the centers of the two first sliding frames (401), processing plates (403) are fixedly connected between the two limiting sliding blocks (402), positioning slots (404) are formed in the tops of the processing plates (403), material taking slots (405) are formed in the front and rear parts of the positioning slots (404), a pull plate (406) is fixedly connected to one side of the processing plates (403), a pull plate hole (407) corresponding to the processing plates (403) is formed in one side of the shell (1), mounting posts (408) are fixedly connected to the front and rear parts of the top of the pull plate hole (407), limiting plates (409) are fixedly connected to the outer walls of the two mounting posts (408), mounting slots (410) corresponding to the limiting plates (409) are formed in the front and rear parts of the top of the pull plate hole (402), a clamping block (411) is formed in the front of the outer wall of the two mounting posts (411), a clamping block (412) is connected to one side of the corresponding to the two clamping posts (412), the centers of the two clamping grooves (413) are both connected with a pressing block (414) in a sliding mode, limiting grooves (4141) are formed in the top and the bottom of the clamping grooves (413), and limiting blocks (4142) located at the centers of the limiting grooves (4141) are fixedly connected to the top and the bottom of the pressing block (414);
one side of each of the two limiting plates (409) is tightly attached to the processing plate (403).
3. The automatic leveling device for the thermoplastic composite engineering material cylinder head cover according to claim 2, wherein the cylinder head cover main body (12) is installed at the center of the positioning groove (404), two sliding grooves are formed in the top of the drawing plate hole (407), two mounting columns (408) are all connected with the center of the sliding grooves in a sliding manner, guide grooves are formed in one side of the outer walls of the two mounting columns (408), two clamping blocks (411) are all located at the center of the guide grooves, and the other ends of the two first springs (412) are respectively connected with the inner walls of the two guide grooves.
4. The automatic leveling device for the thermoplastic composite engineering material cylinder head cover according to claim 3, wherein a fixing groove corresponding to the constant temperature heating lamp (5) is formed in the center of the top of the processing seat (3), and the constant temperature heating lamp (5) is located in the center of the fixing groove.
5. The automatic leveling device for the thermoplastic composite engineering material cylinder head cover according to claim 4, wherein the warping precision detection assembly (6) comprises a first hydraulic cylinder (601) fixedly connected to the inner surface of the top of the shell (1), a first mounting frame (602) is fixedly connected to a piston rod of the first hydraulic cylinder (601), a plurality of detection rods (603) penetrate through the center of the first mounting frame (602), a plurality of fixing frames (604) corresponding to the detection rods (603) are fixedly connected to the first mounting frame (602), a plurality of switches (605) are respectively installed at the centers of the fixing frames (604), a plurality of second springs (606) are respectively fixedly connected between the switches (605) and the corresponding fixing frames (604), and a plurality of laser transmitters (607) are respectively fixedly connected to the centers of the detection rods (603).
6. The automatic leveling device for the thermoplastic composite engineering material cylinder head cover according to claim 5, wherein a plurality of through holes which are arranged in a penetrating manner are formed in the first mounting frame (602), a plurality of detection rods (603) penetrate through the centers of the through holes, and limiting pieces positioned at the centers of the fixing frames (604) are arranged at the tops of the detection rods (603).
7. The automatic leveling device for the thermoplastic composite engineering material cylinder head cover according to claim 6, wherein the calibration component (7) comprises a second sliding frame (701) fixedly connected to the inner walls of two sides of the shell (1), a sliding plate (702) is slidably connected between the two second sliding frames (701), two screw supports (703) are fixedly connected between the two second sliding frames (701), a transmission screw (704) is rotatably connected between the two screw supports (703), the sliding plate (702) is connected with the transmission screw (704) in a threaded fit manner, a guide post (705) is fixedly connected between the two screw supports (703), a plurality of laser receivers (706) corresponding to the laser transmitters (607) are fixedly connected to the center of the sliding plate (702), a second mounting frame (707) is fixedly connected to the bottom of the sliding plate (702), a plurality of second hydraulic cylinders (708) corresponding to the laser receivers (706) are fixedly connected to the center of the second mounting frame (707), a plurality of calibration blocks (709) are fixedly connected to the bottom of the second mounting frame (708), one of the calibration blocks (709) are fixedly connected to the piston rods (710), an output shaft of the driving motor (711) is connected with one end of the transmission screw rod (704).
8. The automatic leveling device for the thermoplastic composite engineering material cylinder head cover according to claim 7, wherein mounting holes corresponding to transmission screws (704) are formed in two screw supports (703), and the transmission screws (704) penetrate through the centers of the two mounting holes.
9. The automatic leveling device for the thermoplastic composite engineering material cylinder head cover according to claim 8, wherein the sliding plate (702) is provided with a guide hole corresponding to the guide post (705), and the guide post (705) penetrates through the center of the guide hole.
10. The leveling method of the automatic leveling device for the thermoplastic composite engineering material cylinder head cover according to claim 9, comprising the steps of:
s1: the two limiting plates (409) are pulled upwards to drive the two mounting columns (408) to slide upwards until the two limiting plates (409) are stopped when being positioned at the center of the mounting groove (410), at the moment, the mounting columns (408) are positioned at the top, the clamping blocks (411) correspond to the clamping grooves (413), the clamping blocks (411) automatically reset to enter the center of the clamping grooves (413) due to the resilience force of the first springs (412), the fixing of the positions of the mounting columns (408) is completed, and then the machining plates (403) are pulled out through the pulling plates (406);
s2: placing the cylinder head cover main body (12) in the center of the positioning groove (404), pushing the processing plate (403) in, pressing two pressing blocks (414), moving the two pressing blocks (414) towards the center of the clamping groove (413), extruding the clamping block (411) into the center of the mounting column (408), pressing the limiting plate (409) downwards to realize the limiting function of the processing plate (403), and starting the constant-temperature heating lamp (5) to continuously heat the cylinder head cover main body (12) at constant temperature;
s3: calculating the piston moving distance of the first hydraulic cylinder (601), wherein the distance between the detection rod (603) and the processing plate (403) is a fixed value, the depth of the positioning groove (404) is subtracted from the factory standard thickness of the cylinder head cover main body (12), the fixed distance between the detection rod (603) and the processing plate (403) is subtracted from the protruding depth of the cylinder head cover main body (12) to be the piston descending distance, the first hydraulic cylinder (601) is started according to the piston moving distance, a piston rod of the first hydraulic cylinder (601) drives the first mounting frame (602) to descend, a plurality of detection rods (603) are driven to descend, the plurality of detection rods (603) are contacted with the top of the cylinder head cover main body (12), when part of the surface of the cylinder head cover main body (12) is warped, the detection rods (603) at part of the position are extruded to ascend, the top of the detection rods (603) extrude a switch (605), the switch (605) is opened, the second spring (606) provides a buffer distance, and the corresponding laser emitter (607) emits infrared laser light after the switch (605) is opened;
s4: then the first hydraulic cylinder (601) is retracted, the driving motor (711) is started, the output shaft of the driving motor (711) drives the transmission screw (704) to rotate, the sliding plate (702) is driven to slide in the centers of the two second sliding frames (701) until the sliding plate slides at the forefront end, the part of corresponding laser receivers (706) receive infrared signals of the laser transmitters (607), the corresponding second hydraulic cylinders (708) are started, piston rods of the part of second hydraulic cylinders (708) are lowered, the part of calibration blocks (709) are driven to be pressed down, the pressure sensor (710) limits pressure maintaining force, the part of calibration blocks (709) flatten the warping position of the cylinder head cover main body (12) to finish correction, and then the liquid nitrogen cooler (8) is started to cool the corrected cylinder head cover main body (12);
s5: the limit on the processing plate (403) is released by using the operation mode in the step S1, the processing plate (403) is pulled out, the cylinder head cover main body (12) is taken out, then the processing plate (403) is pushed in and limit is completed by using the operation in the step S2, the warping accurate detection assembly (6) is reset by using the operation panel (11), and the subsequent calibration processing is continued.
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