CN115839689B - High-precision full-automatic online metering device for engine cylinder cover pallet - Google Patents
High-precision full-automatic online metering device for engine cylinder cover pallet Download PDFInfo
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- CN115839689B CN115839689B CN202310146791.8A CN202310146791A CN115839689B CN 115839689 B CN115839689 B CN 115839689B CN 202310146791 A CN202310146791 A CN 202310146791A CN 115839689 B CN115839689 B CN 115839689B
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02T—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO TRANSPORTATION
- Y02T10/00—Road transport of goods or passengers
- Y02T10/10—Internal combustion engine [ICE] based vehicles
- Y02T10/40—Engine management systems
Abstract
The invention discloses a high-precision full-automatic online metering device for an engine cylinder cover pallet, and relates to the field of metering equipment. The invention comprises a main conveying roller way, wherein one side of the main conveying roller way is fixedly provided with a six-axis mechanical arm, a metering workbench and a storage rack, the metering workbench is fixedly provided with a lower measuring head, and the storage rack is provided with an upper measuring head. According to the invention, the engine cylinder cover pallet conveyed on the main conveying roller way can be clamped onto the metering workbench through the six-axis mechanical arm, the metering workbench carries out high-precision, full-automatic, flexible and online metering on the engine cylinder cover pallet, the qualified pallet is clamped and returned to the main conveying roller way through the six-axis mechanical arm, and is conveyed into the engine cylinder cover production system through the main conveying roller way, the production line does not need to stop in the detection process, and the detection efficiency of the engine cylinder cover pallet and the production efficiency of the engine cylinder cover are greatly improved.
Description
Technical Field
The invention belongs to the field of metering equipment, and particularly relates to a high-precision full-automatic online metering device for an engine cylinder cover pallet.
Background
The following tray for the engine cylinder cover is a flexible manufacturing technical device for the engine cylinder cover, and aims at processing the engine cylinder cover without switching a special machine clamp, but only adjusting the application of the tray for the cylinder cover. The engine cylinder covers belong to mass production, each cylinder cover corresponds to a tray, and the accuracy of the tray directly influences the processing accuracy of the cylinder covers. In the prior art, the detection of the trays depends on a three-coordinate metering machine, and the method has high cost and low efficiency due to the large number of the trays. Each detection takes a lot of time, and the normal production of the cylinder cover production line is affected.
Disclosure of Invention
Aiming at the problems in the related art, the invention provides the high-precision full-automatic online metering device for the following tray of the engine cylinder cover, which can perform high-precision, full-automatic, flexible and online metering on the following tray of the engine cylinder cover, and the tray after qualified metering can automatically return to an online material channel again to enter a production system without stopping a production line, so that the production efficiency is greatly improved.
In order to solve the technical problems, the invention is realized by the following technical scheme:
the invention relates to a high-precision full-automatic online metering device for an engine cylinder cover pallet, which comprises a main conveying roller way, wherein one side of the main conveying roller way is fixedly provided with a six-axis manipulator, a metering workbench and a storage rack, the metering workbench is fixedly provided with a lower measuring head, the storage rack is provided with an upper measuring head, and the bottom surface of the upper measuring head and the top surface of the lower measuring head are both provided with detection mechanisms;
the detection mechanism comprises a positioning support sleeve, a support rod and a probe seat, wherein a plurality of support rods and probe seats are arranged on the support rod and the probe seat, the support rods and the probe seats are uniformly distributed on the outer ring of the positioning support sleeve, a plane detection probe is arranged at the top end of the probe seat, a plurality of pressing and pushing assemblies are arranged on the top surface of the positioning support sleeve along the circumferential direction, an axial surface detection probe is arranged at the inner side end of each pressing and pushing assembly, and a push rod extending to the upper part of the positioning support sleeve is arranged at the upper end of each pressing and pushing assembly in a transmission manner;
when the six-axis mechanical arm clamps and positions the engine cylinder cover pallet on the top surface of the positioning support sleeve, a positioning shaft on the bottom surface of the engine cylinder cover pallet is inserted into the positioning support sleeve, the engine cylinder cover pallet extrudes and contracts the ejector rod downwards, and meanwhile the ejector rod drives the axial surface detection probe to move along the radial direction of the positioning support sleeve to the axial direction of the positioning support sleeve through the pressing pushing assembly, so that the axial surface detection probe is abutted to the surface of the positioning shaft on the bottom surface of the engine cylinder cover pallet; the six-axis mechanical arm clamps and moves the upper measuring head to the position right above the lower measuring head, so that the upper measuring head and the lower measuring head are accurately positioned through a three-ball socket positioning mechanism, a plane detection probe on the bottom surface of the upper measuring head is abutted to the top surface of the engine cylinder cover pallet, a shaft surface detection probe in the upper measuring head bottom surface positioning support sleeve is abutted to the surface of a positioning shaft on the top surface of the engine cylinder cover pallet, and the surfaces of the engine cylinder cover pallet and the positioning shaft thereof are detected through the plane detection probes and the shaft surface detection probes on the upper measuring head and the lower measuring head;
further, an auxiliary conveying roller way is fixedly arranged on one side of the main conveying roller way, the auxiliary conveying roller way is a bidirectional conveying roller way, and an operation trolley is arranged at the tail end of the auxiliary conveying roller way;
further, the three ball socket positioning mechanism comprises three supporting shafts and three positioning rods, the three supporting shafts are fixedly arranged on the top surface of the lower measuring head in a three-point mode, a ball shaft is fixedly arranged at the top end of each supporting shaft, and a rolling ball is movably clamped on the top surface of each ball shaft through a clamping groove;
the three locating rods are fixedly arranged on the bottom surface of the upper measuring head in a three-point mode and correspond to the three supporting shafts one by one, and conical grooves, V-shaped grooves and plane connecting blocks are respectively arranged on the bottom surfaces of the three locating rods.
Further, three supporting shafts are fixedly arranged on the top surface of the storage rack in a three-point mode, the three supporting shafts correspond to the three positioning rods on the bottom surface of the upper measuring head one by one, a ball shaft is fixedly arranged on the top end of each supporting shaft, and a rolling ball is movably clamped on the top surface of each ball shaft through a clamping groove.
Further, each supporting shaft is fixedly provided with a detection block, and the bottom surface of the upper measuring head is fixedly provided with displacement detection probes corresponding to the detection blocks one by one.
Further, the pressing and pushing assembly comprises a sleeve, a connecting rod is inserted in the sleeve in a sliding manner, one end of the connecting rod is connected with the axial surface detection probe, and the other end of the connecting rod is fixedly provided with an inclined strip which gradually inclines downwards inwards and outwards;
the lower extreme activity of ejector pin is inserted to in the sleeve, just one side of ejector pin lower extreme be provided with the inclined chute of inclined strip slip joint, the upper end of ejector pin pass through the elastic reset unit with location support sleeve elastic connection.
Further, the elastic reset unit comprises a spring seat, a reset spring and an end plate, wherein the spring seat is fixedly installed in the positioning support sleeve, the end plate is slidably installed in the positioning support sleeve and fixedly connected with the ejector rod, the reset spring is movably sleeved on the ejector rod, one end of the reset spring is abutted to the spring seat, and the other end of the reset spring is abutted to the end plate.
Further, a buffer spring is arranged between the connecting rod and the axial surface detection probe; and a buffer spring supported on the bottom surface of the plane detection probe is arranged in the probe seat.
The invention has the following beneficial effects:
1. according to the invention, the six-axis mechanical arm and the metering workbench are arranged on one side of the main conveying roller way, the engine cylinder cover pallet conveyed on the main conveying roller way can be clamped onto the metering workbench through the six-axis mechanical arm, the metering workbench is used for carrying out high-precision, full-automatic, flexible and online metering on the engine cylinder cover pallet, the pallet which is qualified in metering is clamped back to the main conveying roller way through the six-axis mechanical arm, and is conveyed into the engine cylinder cover production system through the main conveying roller way, and the production line stops in the detection process, so that the detection efficiency of the engine cylinder cover pallet and the production efficiency of the engine cylinder cover are greatly improved.
2. According to the invention, the auxiliary conveying roller way is arranged on one side of the main conveying roller way, when the detection of the following tray of the engine cylinder cover is unqualified, the unqualified products can be clamped and placed on the auxiliary conveying roller way by the six-axis manipulator clamp, the auxiliary conveying roller way and the operation trolley are matched to transport and repair the unqualified products, the repaired tray can be retested, and the qualified tray is clamped and returned to the main conveying roller way by the six-axis manipulator clamp, so that the repaired tray can return to the production line for use.
3. According to the invention, the upper measuring head and the lower measuring head of the metering workbench are precisely positioned and spliced through the three ball socket positioning mechanism, so that the positioning precision of the upper measuring head and the lower measuring head in die assembly can be ensured, and the detection precision of the upper measuring head and the lower measuring head on the engine cylinder cover pallet is improved.
4. According to the invention, after the engine cylinder cover pallet is placed on the positioning support sleeve, the positioning shaft on the surface of the engine cylinder cover pallet is inserted into the positioning support sleeve, the ejector rod is extruded and contracted downwards by the engine cylinder cover pallet, and meanwhile, the ejector rod drives the shaft surface detection probe to move along the radial direction of the positioning support sleeve to the axial direction of the positioning support sleeve by pressing the pushing component, so that the shaft surface detection probe is abutted against the surface of the positioning shaft of the engine cylinder cover pallet, and the positioning shaft of the pallet is detected; through with the telescopic installation of axial face detection probe in the location support cover, can prevent that the last locating shaft of tray from damaging the probe collision when engine cylinder cap pallet is put, and the tray can automatic triggering probe stretches out and detects with pallet locating shaft contact when the pallet location is put for the detection of probe is used more conveniently.
Of course, it is not necessary for any one product to practice the invention to achieve all of the advantages set forth above at the same time.
Drawings
In order to more clearly illustrate the technical solutions of the embodiments of the invention, the drawings that are needed for the description of the embodiments will be briefly introduced below, it being obvious that the drawings in the following description are only some embodiments of the invention, and that other drawings can be obtained according to these drawings without inventive effort for a person skilled in the art.
FIG. 1 is a schematic perspective view of an on-line metering device of the present invention;
FIG. 2 is a schematic perspective view of a metering workbench according to the present invention;
FIG. 3 is a schematic view of a three-dimensional structure of the upper and lower measuring heads of the present invention when they are assembled;
FIG. 4 is a schematic view of the structure of the present invention shown in FIG. 3 at a partially enlarged scale;
FIG. 5 is a schematic view of a three-dimensional cutaway structure of the upper and lower measuring heads of the present invention when they are assembled;
FIG. 6 is a schematic view of a partially enlarged structure of the present invention at B of FIG. 5;
FIG. 7 is a second perspective view of the upper and lower measuring heads of the present invention;
FIG. 8 is a schematic view of the structure of the present invention shown in FIG. 7 at C in an enlarged partial view;
FIG. 9 is a schematic view of a three-dimensional cutaway structure of the positioning support sleeve of the present invention;
fig. 10 is a schematic view of a partially enlarged structure of fig. 9D according to the present invention.
In the drawings, the list of components represented by the various numbers is as follows:
200. an engine cylinder cover pallet;
1. a main conveying roller way; 2. an auxiliary conveying roller way; 3. a running trolley; 4. a six-axis manipulator; 5. a metering workbench; 6. a commodity shelf; 7. a lower measuring head; 8. an upper measuring head; 9. a three-ball positioning mechanism; 91. a support shaft; 92. a positioning rod; 93. a displacement detection probe; 94. a detection block; 95. a ball shaft; 96. a rolling ball; 97. a conical groove; 98. a V-shaped groove; 99. a plane connecting block; 10. a detection mechanism; 101. positioning a supporting sleeve; 102. a support rod; 103. a probe seat; 104. a planar detection probe; 105. a sleeve; 106. a push rod; 107. an axial surface detection probe; 108. a connecting rod; 109. a buffer spring; 1010. diagonal stripes; 1011. a spring seat; 1012. a return spring; 1013. end plates.
Detailed Description
The following description of the technical solutions in the embodiments of the present invention will be made clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is apparent that the described embodiments are only some embodiments of the present invention, not all embodiments. All other embodiments, based on the embodiments in the invention, which a person of ordinary skill in the art would obtain without inventive faculty, are within the scope of the invention.
In the description of the present invention, it should be understood that the terms "open," "upper," "lower," "top," "middle," "inner," and the like indicate an orientation or positional relationship, merely for convenience of description and to simplify the description, and do not indicate or imply that the components or elements referred to must have a particular orientation, be constructed and operated in a particular orientation, and thus should not be construed as limiting the invention.
Referring to fig. 1-4, the invention discloses a high-precision full-automatic online metering device for an engine cylinder cover pallet, which comprises a main conveying roller way 1, wherein one side of the main conveying roller way 1 is fixedly provided with a six-axis manipulator 4, a metering workbench 5 and a storage rack 6, the metering workbench 5 is fixedly provided with a lower measuring head 7, and the storage rack 6 is provided with an upper measuring head 8; the six-axis mechanical arm 4 is used for clamping the upper measuring head 8 so as to accurately position and splice the upper measuring head 8 and the lower measuring head 7 through a three-ball socket positioning mechanism 9, and a detection mechanism 10 is arranged on the bottom surface of the upper measuring head 8 and the top surface of the lower measuring head 7; the detection mechanism 10 comprises a positioning support sleeve 101, a support rod 102 and a probe seat 103, wherein the support rod 102 and the probe seat 103 are provided with a plurality of support rods 102 and probe seats 103 which are uniformly distributed on the outer ring of the positioning support sleeve 101, a plane detection probe 104 is arranged at the top end of the probe seat 103, a plurality of pressing and pushing assemblies are arranged on the top surface of the positioning support sleeve 101 along the circumferential direction, an axial surface detection probe 107 is arranged at the inner side end of each pressing and pushing assembly, and a push rod 106 extending to the upper part of the positioning support sleeve 101 is arranged at the upper end of each pressing and pushing assembly in a transmission manner; when the six-axis mechanical arm 4 clamps and positions the engine cylinder cover pallet 200 on the top surface of the positioning support sleeve 101, a positioning shaft on the bottom surface of the engine cylinder cover pallet 200 is inserted into the positioning support sleeve 101, the engine cylinder cover pallet 200 extrudes and contracts the ejector rod 106 downwards, and meanwhile, the ejector rod 106 drives the axial surface detection probe 107 to move along the radial direction of the positioning support sleeve 101 along the axial direction of the positioning support sleeve 101 through the pressing and pushing assembly, so that the axial surface detection probe 107 is abutted against the surface of the positioning shaft on the bottom surface of the engine cylinder cover pallet 200;
the discharging end of the main conveying roller way 1 is in butt joint with an engine cylinder cover production line, in the process of producing engine cylinder covers, the engine cylinder cover pallet 200 is sequentially conveyed to the engine cylinder cover production line through the main conveying roller way 1, so that the engine cylinder cover 200 is subjected to auxiliary processing, when the engine cylinder cover pallet 200 is conveyed to the position of the six-axis mechanical arm 4, the six-axis mechanical arm 4 clamps and places the engine cylinder cover pallet 200 on the top surface of the lower measuring head 7, the bottom surface of the engine cylinder cover pallet 200 is supported through the positioning support sleeve 101 and the supporting rod 102 on the top surface of the lower measuring head 7, the plane detection probe 104 is abutted to the bottom surface of the engine cylinder cover pallet 200, meanwhile, the positioning shaft on the bottom surface of the engine cylinder cover pallet 200 is inserted into the positioning support sleeve 101, the engine cylinder cover pallet 200 presses and contracts downwards, and when the push rod 106 contracts downwards, the push rod 106 drives the shaft surface detection probe 107 to move along the radial direction of the positioning support sleeve 101 through the push assembly, so that the shaft surface detection probe 107 abuts against the surface of the positioning shaft of the positioning support sleeve 200 on the bottom surface of the engine cylinder cover pallet 200; then, the upper measuring head 8 is clamped and moved to be right above the lower measuring head 7 by the six-axis mechanical arm 4, the upper measuring head 8 and the lower measuring head 7 are precisely positioned and spliced by the three-ball socket positioning mechanism 9, the plane detection probe 104 on the bottom surface of the upper measuring head 8 is abutted to the top surface of the engine cylinder cover pallet 200, and the shaft surface detection probe 107 in the positioning support sleeve 101 on the bottom surface of the upper measuring head 8 is abutted to the surface of a positioning shaft on the top surface of the engine cylinder cover pallet 200; then detecting the surface of the engine cylinder cover pallet 200 and the positioning shaft thereof through the plane detection probe 104 and the shaft surface detection probe 107; after the detection is finished, the upper measuring head 8 is clamped and placed on the storage rack 6 through the six-axis mechanical arm 4, then the engine cylinder cover pallet 200 which is qualified in detection is clamped and placed on the main conveying roller way 1 again, and the engine cylinder cover pallet 200 is conveyed to an engine cylinder cover production line through the main conveying roller way 1;
preferably, the plane detection probe 104 adopts a DP/2/S displacement detection sensor with strong British power, the axial plane detection probe 107 adopts a DPR/2/P displacement detection sensor with strong British power, and the two-dimensional coordinates of the point on the engine cylinder head pallet 200 can be measured through a plurality of displacement detection sensors on the upper surface and the lower surface, so that the high-precision measurement of the shape of an object is realized, and whether the shape of the engine cylinder head pallet 200 is qualified is determined;
in the embodiment, the engine cylinder cover pallet 200 conveyed on the main conveying roller way 1 can be clamped onto the metering workbench 5 through the six-axis mechanical arm 4, the engine cylinder cover pallet 200 is subjected to high-precision, full-automatic, flexible and online metering, the qualified pallet is clamped back to the main conveying roller way 1 through the six-axis mechanical arm 4, and is conveyed into the engine cylinder cover production system through the main conveying roller way 1, the production line is stopped in the detection process, and the detection efficiency of the engine cylinder cover pallet and the production efficiency of the engine cylinder cover are greatly improved;
through with the telescopic installation of axial face test probe 107 in location support cover 101, can prevent that the last locating shaft of tray from damaging the probe collision when engine cylinder cap pallet 200 put, and the tray can automatic triggering probe stretches out and detects with the contact of tray locating shaft when the tray location is put for the detection of probe is used more conveniently.
Referring to fig. 1, in one embodiment, a secondary rollgang 2 is fixedly installed on one side of the primary rollgang 1, the secondary rollgang 2 is a bidirectional rollgang, and an operation trolley 3 is disposed at the end of the secondary rollgang 2; when the engine cylinder cover pallet 200 detects unqualified, the unqualified pallet can be clamped and placed on the auxiliary conveying roller way 2 by the six-axis manipulator 4 clamp, the unqualified pallet is transported and repaired by the auxiliary conveying roller way 2 and the operation trolley 3, the repaired pallet can be clamped and repaired by the six-axis manipulator 4, and the qualified pallet is clamped and returned to the main conveying roller way 1 by the six-axis manipulator 4 clamp, so that the repaired pallet can return to the production line for use.
Referring to fig. 5-8, in one embodiment, the three ball socket positioning mechanism 9 includes three support shafts 91 and three positioning rods 92, the three support shafts 91 are fixedly mounted on the top surface of the lower measuring head 7 in a three-point manner, a ball shaft 95 is fixedly mounted on the top end of each support shaft 91, and a rolling ball 96 is movably clamped on the top surface of each ball shaft 95 through a clamping groove; the three positioning rods 92 are fixedly arranged on the bottom surface of the upper measuring head 8 in a three-point mode and correspond to the three supporting shafts 91 one by one, and conical grooves 97, V-shaped grooves 98 and plane connecting blocks 99 are respectively arranged on the bottom surfaces of the three positioning rods 92;
when the upper measuring head 8 is placed above the lower measuring head 7, the three rolling balls 96 are respectively butted with the conical groove 97, the V-shaped groove 98 and the plane connecting block 99, wherein the conical groove 97 and the rolling balls 96 are combined to form an origin, and the function of determining the origin is achieved; the V-groove 98 in combination with the ball 96 defines the direction of rotation and acts as a direction; the plane connecting block 99 and the rolling ball 96 are combined to determine the height, so that the height determining function is achieved, and three-dimensional complete positioning is formed through the cooperation of the three rolling balls 96 and the conical grooves 97, the V-shaped grooves 98 and the plane connecting block 99, so that the upper measuring head 8 and the lower measuring head 7 are accurately abutted, and the detection precision is improved.
Referring to fig. 1, in one embodiment, the top surface of the rack 6 is fixedly provided with three support shafts 91 in a three-point manner, the three support shafts 91 are in one-to-one correspondence with three positioning rods 92 on the bottom surface of the upper measuring head 8, a ball shaft 95 is fixedly installed at the top end of each support shaft 91, and a rolling ball 96 is movably clamped on the top surface of each ball shaft 95 through a clamping groove; when the upper measuring head 8 is placed on the storage rack 6, the upper measuring head 8 is precisely butted with the storage rack 6 through three ball sockets, so that the upper measuring head 8 is precisely aligned and placed on the storage rack 6, the upper measuring head 8 is precisely clamped when the six-axis mechanical arm 4 works, and the upper measuring head 8 and the lower measuring head 7 are precisely aligned.
Referring to fig. 3, in one embodiment, each supporting shaft 91 is fixedly provided with a detecting block 94, and the bottom surface of the upper measuring head 8 is fixedly provided with displacement detecting probes 93 corresponding to the detecting blocks 94 one by one;
preferably, the displacement detection probe 93 adopts a DPR/2/P displacement detection sensor with strong British power transmission, when the upper measuring head 8 is accurately abutted with the lower measuring head 7, the displacement detection probe 93 just faces the corresponding detection block 94, and the displacement amount of the detection block 94 is measured by the displacement detection probe 93, so that whether the displacement detection probe 93 and the detection block 94 are accurately aligned or not can be determined, and whether the upper measuring head 8 and the lower measuring head 7 are accurately aligned or not can be detected.
Referring to fig. 1, 9 and 10, in one embodiment, the pressing and pushing assembly includes a sleeve 105, a connecting rod 108 is slidably inserted in the sleeve 105, one end of the connecting rod 108 is connected with the axial surface detection probe 107, and an inclined strip 1010 that gradually inclines inwards and outwards is fixedly arranged at the other end of the connecting rod 108; the lower end of the ejector rod 106 is movably inserted into the sleeve 105, one side of the lower end of the ejector rod 106 is provided with an inclined chute which is in sliding clamping connection with the inclined strip 1010, and the upper end of the ejector rod 106 is elastically connected with the positioning support sleeve 101 through an elastic reset unit; the elastic return unit comprises a spring seat 1011, a return spring 1012 and an end plate 1013, wherein the spring seat 1011 is fixedly installed inside the positioning support sleeve 101, the end plate 1013 is slidably installed inside the positioning support sleeve 101 and is fixedly connected with the ejector rod 106, the return spring 1012 is movably sleeved on the ejector rod 106, one end of the return spring 1012 is abutted against the spring seat 1011, and the other end of the return spring 1012 is abutted against the end plate 1013;
when the ejector rod 106 is extruded to shrink inwards the positioning support sleeve 101, the ejector rod 106 drives the inclined sliding groove on the ejector rod 106 to synchronously move, and the inclined sliding groove extrudes and moves the inclined strip 1010 to the axial direction of the positioning support sleeve 101 under the guiding action of an inclined plane in the moving process, so that the connecting rod 108 and the axial surface detection probe 107 are driven to move to the axial direction of the positioning support sleeve 101, and the axial surface detection probe 107 is abutted to a tray positioning shaft in the positioning support sleeve 101; meanwhile, the ejector rod 106 drives the end plate 1013 to synchronously descend, so that the reset spring 1012 is extruded and contracted to generate reset elastic force, when the ejector rod 106 is no longer subjected to extrusion action, the ejector rod 106 and the end plate 1013 move to the outside of the positioning support sleeve 101 to reset under the action of the reset elastic force of the reset spring 1012 and drive the inclined chute to synchronously move and reset, and the inclined chute extrudes and moves the inclined strip 1010 in a direction away from the axis of the positioning support sleeve 101 through the guiding action of the inclined plane in the moving and resetting process, so that the connecting rod 108 and the axis detection probe 107 are driven to move in a direction away from the axis of the positioning support sleeve 101 to reset, and the axis detection probe 107 is reset and contracted.
Referring to fig. 1, 4 and 10, in one embodiment, a buffer spring 109 is installed between the connecting rod 108 and the axial surface detecting probe 107; the buffer spring 109 supported on the bottom surface of the plane detection probe 104 is installed in the probe seat 103, the buffer spring 109 can buffer and protect when the detection probe is abutted to the surface of the engine cylinder cover pallet 200, so that the detection probe is prevented from being damaged due to rigid collision when being contacted with the engine cylinder cover pallet 200, and the service life of the detection probe can be prolonged.
The using mode is as follows:
the discharging end of the main conveying roller way 1 is in butt joint with an engine cylinder cover production line, in the production process of the engine cylinder cover, the engine cylinder cover pallet 200 is sequentially conveyed to the engine cylinder cover production line through the main conveying roller way 1 so as to assist in processing the engine cylinder cover through the engine cylinder cover pallet 200, and when the engine cylinder cover pallet 200 is conveyed to the position of the six-axis mechanical arm 4, the six-axis mechanical arm 4 clamps and places the engine cylinder cover pallet 200 on the top surface of the lower measuring head 7, and supports the bottom surface of the engine cylinder cover pallet 200 through the positioning support sleeve 101 and the support rod 102 on the top surface of the lower measuring head 7;
at this time, the plane detection probe 104 is abutted against the bottom surface of the engine cylinder head pallet 200, meanwhile, the positioning shaft on the bottom surface of the engine cylinder head pallet 200 is inserted into the positioning support sleeve 101, and the engine cylinder head pallet 200 extrudes and contracts the ejector rod 106 downwards, so that the ejector rod 106 drives the inclined chute thereon to move downwards, and the inclined chute extrudes and moves the inclined strip 1010 towards the axis direction of the positioning support sleeve 101 through the guiding action of the inclined plane in the downward moving process, so as to drive the connecting rod 108 and the axial detection probe 107 to move towards the axis direction of the positioning support sleeve 101, and the axial detection probe 107 is abutted against the positioning shaft of the pallet in the positioning support sleeve 101;
then, the upper measuring head 8 is clamped and moved to be right above the lower measuring head 7 by the six-axis mechanical arm 4, so that three rolling balls 96 on the top surface of the lower measuring head 7 are respectively butted with a conical groove 97, a V-shaped groove 98 and a plane connecting block 99 on the bottom surface of the upper measuring head 8, wherein the conical groove 97 and the rolling balls 96 are combined to form an origin, and the function of determining the origin is achieved; the V-groove 98 in combination with the ball 96 defines the direction of rotation and acts as a direction; the plane connecting block 99 and the rolling ball 96 are combined to determine the height, and the function of determining the height is achieved, so that three-dimensional complete positioning is formed through the cooperation of the three rolling balls 96 and the conical groove 97, the V-shaped groove 98 and the plane connecting block 99, and the upper measuring head 8 and the lower measuring head 7 are accurately butted; the plane detection probe 104 on the bottom surface of the upper measuring head 8 is abutted against the top surface of the engine cylinder head pallet 200, and the axial plane detection probe 107 in the positioning support sleeve 101 on the bottom surface of the upper measuring head 8 also extends out under the pushing action of the engine cylinder head pallet 200 and is abutted against the surface of the positioning shaft on the top surface of the engine cylinder head pallet 200;
finally, detecting the surface of the engine cylinder cover pallet 200 and a positioning shaft on the pallet through the plane detection probe 104 and the shaft surface detection probe 107; after detection is completed, the upper measuring head 8 is clamped and placed on the storage rack 6 through the six-axis mechanical arm 4, the engine cylinder cover following tray 200 which is qualified in detection is clamped and placed on the main conveying roller way 1 again, the engine cylinder cover following tray 200 is conveyed to an engine cylinder cover production line through the main conveying roller way 1, when the engine cylinder cover following tray 200 is unqualified in detection, the unqualified tray is clamped and placed on the auxiliary conveying roller way 2 through the six-axis mechanical arm 4 clamp, the auxiliary conveying roller way 2 and the operation trolley 3 are matched to transport and repair the unqualified tray, the repaired tray can be clamped and tested through the six-axis mechanical arm 4 for re-repair, and the tray which is qualified in re-test is clamped and returned to the main conveying roller way 1 through the six-axis mechanical arm 4, so that the repaired tray can return to the production line for use.
In the description of the present specification, the descriptions of the terms "one embodiment," "example," "specific example," and the like, mean that a particular feature, structure, material, or characteristic described in connection with the embodiment or example is included in at least one embodiment or example of the invention. In this specification, schematic representations of the above terms do not necessarily refer to the same embodiments or examples. Furthermore, the particular features, structures, materials, or characteristics described may be combined in any suitable manner in any one or more embodiments or examples.
The above disclosed preferred embodiments of the invention are merely intended to help illustrate the invention. The preferred embodiments are not exhaustive or to limit the invention to the precise form disclosed. Obviously, many modifications and variations are possible in light of the above teaching. The embodiments were chosen and described in order to best explain the principles of the invention and the practical application, to thereby enable others skilled in the art to best understand and utilize the invention.
Claims (7)
1. The utility model provides a full-automatic online metering device of engine cylinder cap pallet high accuracy, includes main rollgang (1), its characterized in that: one side of the main conveying roller way (1) is fixedly provided with a six-axis mechanical arm (4), a metering workbench (5) and a storage rack (6), the metering workbench (5) is fixedly provided with a lower measuring head (7), the storage rack (6) is provided with an upper measuring head (8), and the bottom surface of the upper measuring head (8) and the top surface of the lower measuring head (7) are both provided with a detection mechanism (10);
the detection mechanism (10) comprises a positioning support sleeve (101), a support rod (102) and a probe seat (103), wherein the support rod (102) and the probe seat (103) are both arranged on the outer ring of the positioning support sleeve (101), a plane detection probe (104) is arranged at the top end of the probe seat (103), a pressing and pushing assembly is arranged on the top surface of the positioning support sleeve (101) along the circumferential direction, an axial surface detection probe (107) is arranged at the inner side end of the pressing and pushing assembly, and a push rod (106) extending to the upper part of the positioning support sleeve (101) is arranged at the upper end of the pressing and pushing assembly in a transmission manner;
when the six-axis mechanical arm (4) clamps and positions the engine cylinder cover pallet (200) on the top surface of the positioning support sleeve (101), a positioning shaft on the bottom surface of the engine cylinder cover pallet (200) is inserted into the positioning support sleeve (101), the engine cylinder cover pallet (200) extrudes and contracts the ejector rod (106) downwards, and meanwhile, the ejector rod (106) drives the shaft surface detection probe (107) to move along the radial direction of the positioning support sleeve (101) along the axial direction of the positioning support sleeve (101) through the pressing and pushing assembly, so that the shaft surface detection probe (107) is abutted against the surface of the positioning shaft on the bottom surface of the engine cylinder cover pallet (200); then, the six-axis mechanical arm (4) clamps and moves the upper measuring head (8) to the position right above the lower measuring head (7), so that the upper measuring head (8) and the lower measuring head (7) are precisely positioned through the three-ball socket positioning mechanism (9), a plane detection probe (104) on the bottom surface of the upper measuring head (8) is abutted to the top surface of the engine cylinder cover pallet (200), a shaft surface detection probe (107) in the bottom surface positioning support sleeve (101) of the upper measuring head (8) is abutted to the surface of a positioning shaft on the top surface of the engine cylinder cover pallet (200), and the plane detection probe (104) and the shaft surface detection probe (107) on the upper measuring head (8) and the lower measuring head (7) are used for detecting the surfaces of the engine cylinder cover pallet (200) and the positioning shaft thereof; the three-ball socket positioning mechanism (9) comprises three supporting shafts (91) and three positioning rods (92), the three supporting shafts (91) are fixedly arranged on the top surface of the lower measuring head (7) in a three-point mode, a ball shaft (95) is fixedly arranged at the top end of each supporting shaft (91), and a rolling ball (96) is movably clamped on the top surface of each ball shaft (95) through a clamping groove; the three locating rods (92) are fixedly arranged on the bottom surface of the upper measuring head (8) in a three-point mode and correspond to the three supporting shafts (91) one by one, and conical grooves (97), V-shaped grooves (98) and plane connecting blocks (99) are respectively arranged on the bottom surfaces of the three locating rods (92).
2. The high-precision full-automatic online metering device for engine cylinder cover pallet according to claim 1, wherein the high-precision full-automatic online metering device is characterized by comprising the following components: an auxiliary conveying roller way (2) is fixedly arranged on one side of the main conveying roller way (1), the auxiliary conveying roller way (2) is a bidirectional conveying roller way, and an operation trolley (3) is arranged at the tail end of the auxiliary conveying roller way (2).
3. The high-precision full-automatic online metering device for engine cylinder cover pallet according to claim 1, wherein the high-precision full-automatic online metering device is characterized by comprising the following components: three supporting shafts (91) are fixedly arranged on the top surface of the storage rack (6) in a three-point mode, the three supporting shafts (91) are in one-to-one correspondence with three positioning rods (92) on the bottom surface of the upper measuring head (8), a ball shaft (95) is fixedly arranged on the top end of each supporting shaft (91), and a rolling ball (96) is movably clamped on the top surface of each ball shaft (95) through a clamping groove.
4. The high-precision full-automatic online metering device for engine cylinder cover pallet according to claim 1, wherein the high-precision full-automatic online metering device is characterized by comprising the following components: every supporting shaft (91) is gone up and is all fixed mounting and detect piece (94), go up the bottom surface fixed mounting of gauge head (8) with displacement detection probe (93) of detection piece (94) one-to-one.
5. The high-precision full-automatic online metering device for engine cylinder cover pallet according to claim 1, wherein the high-precision full-automatic online metering device is characterized by comprising the following components: the pressing and pushing assembly comprises a sleeve (105), a connecting rod (108) is inserted in the sleeve (105) in a sliding manner, one end of the connecting rod (108) is connected with the axial surface detection probe (107), and the other end of the connecting rod (108) is fixedly provided with an inclined strip (1010) which gradually inclines inwards and outwards downwards;
the lower end of the ejector rod (106) is movably inserted into the sleeve (105), one side of the lower end of the ejector rod (106) is provided with an inclined chute which is in sliding clamping connection with the inclined strip (1010), and the upper end of the ejector rod (106) is elastically connected with the positioning support sleeve (101) through an elastic reset unit.
6. The high-precision full-automatic online metering device for engine cylinder cover pallet according to claim 5, wherein the high-precision full-automatic online metering device is characterized by comprising the following components: the elastic reset unit comprises a spring seat (1011), a reset spring (1012) and an end plate (1013), wherein the spring seat (1011) is fixedly installed in the positioning support sleeve (101), the end plate (1013) is slidably installed in the positioning support sleeve (101) and is fixedly connected with the ejector rod (106), the reset spring (1012) is movably sleeved on the ejector rod (106), one end of the reset spring (1012) is abutted to the spring seat (1011), and the other end of the reset spring (1012) is abutted to the end plate (1013).
7. The high-precision full-automatic online metering device for engine cylinder cover pallet according to claim 5, wherein the high-precision full-automatic online metering device is characterized by comprising the following components: a buffer spring (109) is arranged between the connecting rod (108) and the axial surface detection probe (107); a buffer spring (109) supported on the bottom surface of the plane detection probe (104) is arranged in the probe seat (103).
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| CN202310146791.8A CN115839689B (en) | 2023-02-22 | 2023-02-22 | High-precision full-automatic online metering device for engine cylinder cover pallet |
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| CN202310146791.8A CN115839689B (en) | 2023-02-22 | 2023-02-22 | High-precision full-automatic online metering device for engine cylinder cover pallet |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| JP3592521B2 (en) * | 1998-04-06 | 2004-11-24 | 株式会社リコー | Automatic surface quality inspection apparatus and method for cylindrical workpiece |
| CN206847589U (en) * | 2017-05-21 | 2018-01-05 | 东莞技研新阳电子有限公司 | A kind of height detecting device for being adapted to different pallets |
| CN109238204A (en) * | 2018-04-17 | 2019-01-18 | 江南大学 | A kind of automobile cylinder cover measurement cubing |
| CN209181748U (en) * | 2018-10-31 | 2019-07-30 | 大族激光科技产业集团股份有限公司 | A kind of full-automatic loading and unloading detection device |
| CN210108296U (en) * | 2019-06-26 | 2020-02-21 | 无锡万奈特测量设备有限公司 | Three-ball-socket space positioning mechanism for tray measuring machine |
| CN111097711B (en) * | 2019-11-04 | 2021-09-03 | 上海天庹智能设备有限公司 | Accurate measurement device and method for size of cylindrical ring of compressor |
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Address after: 214192 east of Qingyun No.1 building, 99 Furong Zhongsan Road, Xishan Economic Development Zone, Wuxi City, Jiangsu Province Applicant after: Wuxi Wannaite Automation Equipment Co.,Ltd. Address before: 214192 east of Qingyun No.1 building, 99 Furong Zhongsan Road, Xishan Economic Development Zone, Wuxi City, Jiangsu Province Applicant before: WUXI VGAGE MEASURING EQUIPMENT Co.,Ltd. |
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