CN119703760A - Oxygen sensor assembly equipment and oxygen sensor production line - Google Patents
Oxygen sensor assembly equipment and oxygen sensor production line Download PDFInfo
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- CN119703760A CN119703760A CN202510234530.0A CN202510234530A CN119703760A CN 119703760 A CN119703760 A CN 119703760A CN 202510234530 A CN202510234530 A CN 202510234530A CN 119703760 A CN119703760 A CN 119703760A
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Abstract
本发明公开了一种氧传感器组装设备及氧传感器生产线，氧传感器组装设备包括氧传感器芯片上料模块、氧传感器上料模组、氧传感器压装模块和输送模块；输送模块衔接于氧传感器上料模组、氧传感器芯片上料模块以及氧传感器压装模块，用于输送氧传感器；氧传感器芯片上料模块包括定位基座、定位基块、抵压组件和驱动组件，定位基块连接于定位基座，定位基块设有定位面；抵压组件包括弹性件和抵压块，驱动组件用于驱动抵压块脱离氧传感器芯片；其中，弹性件的弹力小于氧传感器芯片能承受的最小破坏力；在氧传感器芯片的整个定位过程中，其受到的最大压力仅为弹性件的弹力，并且驱动组件仅作用于弹性件的压缩阶段，都无法对氧传感器芯片造成任何损害。
The invention discloses an oxygen sensor assembly equipment and an oxygen sensor production line. The oxygen sensor assembly equipment comprises an oxygen sensor chip loading module, an oxygen sensor loading module, an oxygen sensor pressing module and a conveying module; the conveying module is connected to the oxygen sensor loading module, the oxygen sensor chip loading module and the oxygen sensor pressing module, and is used to convey the oxygen sensor; the oxygen sensor chip loading module comprises a positioning base, a positioning base block, a pressing component and a driving component, the positioning base block is connected to the positioning base, and the positioning base block is provided with a positioning surface; the pressing component comprises an elastic member and a pressing block, and the driving component is used to drive the pressing block to separate from the oxygen sensor chip; wherein the elastic force of the elastic member is less than the minimum destructive force that the oxygen sensor chip can withstand; in the entire positioning process of the oxygen sensor chip, the maximum pressure it is subjected to is only the elastic force of the elastic member, and the driving component only acts on the compression stage of the elastic member, and cannot cause any damage to the oxygen sensor chip.
Description
Technical Field
The invention relates to the technical field of oxygen sensor production equipment, in particular to oxygen sensor assembly equipment and an oxygen sensor production line.
Background
In the related art, when the oxygen sensor chip is required to be carried and transferred between the working procedures in the manufacturing process of the oxygen sensor, long-time carrying operation can cause that a carrying mechanism accumulates movement errors to influence the positioning effect of the oxygen sensor chip, so that the transfer or assembly is failed, and further a positioning mechanism is required to be arranged to eliminate or reduce the accumulated movement errors of the carrying mechanism, while the conventional positioning mechanism cannot be well adapted to the characteristics of small volume and thin thickness of the oxygen sensor chip, so that the problems of poor positioning effect and easy damage of the oxygen sensor chip exist.
Disclosure of Invention
The present invention aims to solve at least one of the technical problems existing in the prior art. Therefore, the oxygen sensor assembly equipment and the oxygen sensor production line can realize automatic assembly of the oxygen sensor through the oxygen sensor chip feeding module, the oxygen sensor press-fitting module and the conveying module, realize positioning of the oxygen sensor chip by combining an oxygen sensor chip positioning mechanism, and ensure the carrying and assembling precision of the oxygen sensor chip among the working procedures.
In one aspect, an embodiment of the present invention provides an oxygen sensor assembly apparatus for assembling an oxygen sensor including an oxygen sensor base, an oxygen sensor to-be-mounted member, and an oxygen sensor chip, including:
The oxygen sensor chip feeding module comprises a first carrying mechanism and an oxygen sensor chip positioning mechanism, wherein the oxygen sensor chip positioning mechanism comprises a positioning base, a positioning base block, a pressing component and a driving component, the positioning base block is connected to the positioning base, the positioning base block is provided with a positioning surface, the positioning surface is suitable for being abutted against the surface of an oxygen sensor chip, the pressing component is connected to the positioning base, the pressing component comprises an elastic piece and a pressing block, the pressing block is suitable for pressing the oxygen sensor chip under the driving of the elastic piece, the driving component is connected to the positioning base, the driving component is used for driving the pressing block to separate from the oxygen sensor chip, and the elastic force of the elastic piece is smaller than the minimum destructive power which can be born by the oxygen sensor chip;
the oxygen sensor feeding module is arranged at the upstream of the oxygen sensor chip feeding module and is used for feeding the oxygen sensor base and the oxygen sensor to-be-installed piece;
the oxygen sensor press-fitting module is arranged at the downstream of the oxygen sensor chip feeding module;
and the conveying module is connected with the oxygen sensor feeding module, the oxygen sensor chip feeding module and the oxygen sensor press-fitting module and is used for conveying the oxygen sensor.
According to some embodiments of the invention, the oxygen sensor feeding module comprises an oxygen sensor base feeding module and an oxygen sensor base feeding module to be installed, wherein the oxygen sensor base feeding module is arranged at the upstream of the oxygen sensor chip feeding module, the oxygen sensor base feeding module to be installed is arranged at the upstream of the oxygen sensor base feeding module, and the conveying module is connected with the oxygen sensor base feeding module to be installed, the oxygen sensor base feeding module and the oxygen sensor chip feeding module.
According to some embodiments of the invention, the oxygen sensor feeding module further comprises a second detection camera, the second detection camera is arranged at the downstream of the oxygen sensor to-be-mounted piece feeding module, and the detection field of view of the second detection camera faces the conveying module.
According to some embodiments of the invention, the oxygen sensor press-fitting module comprises a pre-pressing mechanism and a final pressing mechanism which are sequentially arranged along the conveying direction of the conveying module, wherein the pre-pressing mechanism comprises a telescopic pre-pressing head, the pre-pressing head is suitable for pressing the oxygen sensor base, the final pressing mechanism comprises a telescopic final pressing head, the final pressing head is suitable for pressing the oxygen sensor base, and the pressure of the final pressing mechanism is larger than that of the pre-pressing mechanism.
According to some embodiments of the present invention, the conveying module includes a jig, a conveying track and a shift lever mechanism, the conveying track is slidably connected with a plurality of jigs, the conveying track is sequentially connected from head to tail by a plurality of sections of conveying sub-tracks, the shift lever mechanism includes a shift lever driving assembly and a plurality of shift levers corresponding to the jigs one to one, and the shift levers are driven by the shift lever driving assembly to push against the jigs along the conveying direction of the conveying track.
According to some embodiments of the invention, the conveying module further comprises a plurality of positioning mechanisms, the positioning mechanisms are fixed on one side of the conveying track, each positioning mechanism comprises a positioning ejector rod and an ejector rod driving piece, a jig positioning groove matched with the positioning ejector rod is formed in the jig, and the positioning ejector rods are suitable for being matched and fixed with the jig positioning grooves under the driving of the ejector rod driving pieces.
According to some embodiments of the invention, the conveying module further comprises a return line and two lifting table mechanisms, the conveying track is arranged above the return line in a stacked manner, the head end and the tail end of the conveying track are respectively provided with the lifting table mechanisms, and the conveying track is connected with the return line through the lifting table mechanisms;
The lifting platform mechanism comprises a lifting component and a translation component, wherein the lifting component is used for driving the translation component to lift, and the translation component is used for translating the jig.
According to some embodiments of the invention, the return line comprises a plurality of conveyor belts and a plurality of position detecting members, the conveyor belts being joined end to end, the position detecting members being provided at the head end and the tail end of each of the conveyor belts, the position detecting members being adapted to detect the jig.
According to some embodiments of the invention, the oxygen sensor chip feeding module further comprises a guide mechanism, the guide mechanism comprises a guide bracket and a positioning clamping jaw capable of opening and closing, the guide bracket, the positioning clamping jaw and the jig are sequentially arranged in the vertical direction, the positioning clamping jaw is suitable for clamping and positioning the oxygen sensor base, the guide bracket is provided with a guide hole, and the guide hole is suitable for the oxygen sensor chip to pass through.
On the other hand, the embodiment of the invention also provides an oxygen sensor production line, which comprises the oxygen sensor assembly equipment.
The embodiment of the invention has the advantages that the oxygen sensor is automatically assembled by connecting the conveying module with the oxygen sensor feeding module, the oxygen sensor chip feeding module and the oxygen sensor press-fitting module, the production efficiency is improved, the elastic reset of the elastic piece is arranged in the oxygen sensor positioning chip mechanism to drive the pressing block to press against the oxygen sensor chip, the maximum pressure born by the oxygen sensor chip is only the elastic force of the elastic piece in the whole positioning process of the oxygen sensor chip, the elastic force of the elastic piece is always smaller than the minimum destructive power of the oxygen sensor chip, the pressing block is pressed against and does not destroy the oxygen sensor chip, the driving component only acts on the compression stage of the elastic piece, namely the acting force of the driving component always does not act on the oxygen sensor chip, and even if the driving component runs incorrectly, the provided power is overlarge, the oxygen sensor chip cannot be damaged.
Additional aspects and advantages of the invention will be set forth in part in the description which follows, and in part will be obvious from the description, or may be learned by practice of the invention.
Drawings
The foregoing and/or additional aspects and advantages of the invention will become apparent and may be better understood from the following description of embodiments taken in conjunction with the accompanying drawings in which:
FIG. 1 is a top view of an oxygen sensor assembly according to an embodiment of the present invention;
FIG. 2 is an isometric view of an oxygen sensor assembly of an embodiment of the present invention;
FIG. 3 is a schematic diagram of a transport module of an oxygen sensor assembly according to an embodiment of the present invention;
FIG. 4 is a second schematic view of a transport module of an oxygen sensor assembly according to an embodiment of the present invention
FIG. 5 is a schematic view of an oxygen sensor chip positioning mechanism of an oxygen sensor assembly according to an embodiment of the present invention;
FIG. 6 is a second schematic view of an oxygen sensor chip positioning mechanism of an oxygen sensor assembly according to an embodiment of the present invention;
fig. 7 is a schematic structural view of a positioning base block of an oxygen sensor chip positioning mechanism according to an embodiment of the present invention.
Reference numerals:
100. The oxygen sensor chip feeding module comprises 110, a first conveying mechanism, 120, an oxygen sensor chip positioning mechanism, 121, a positioning base, 1211, a guide part, 122, a positioning base block, 1222, a fine positioning groove, 1223, a positioning hole, 1224, a guide surface, 123, a pressing component, 1231, an elastic piece, 1232, a pressing block, 12321, a fine pressing block, 12322, a coarse pressing block, 124, a driving component, 125, a first pressing component, 1251, a first elastic piece, 1252, a first pressing block, 126, a second pressing component, 1261, a second elastic piece, 1262, a second pressing block, 127, a linkage part, 1271, a linkage groove, 1272, a linkage bearing, 1273, a linkage rod, 128, a first detecting piece, 130, a guide mechanism, 131, a guide bracket, 1311, a guide hole, 132, a positioning clamping jaw, 140 and a first detecting camera;
200. An oxygen sensor feeding module; 210, an oxygen sensor base feeding module; 220, an oxygen sensor to-be-installed piece feeding module 230, a second detection camera;
300. The device comprises an oxygen sensor press-fitting module, a 310 pre-pressing mechanism, a 320 final pressing mechanism;
400. The device comprises a conveying module, 410, a jig, 411, a jig positioning groove, 420, a conveying track, 421, a conveying sub-track, 430, a deflector rod mechanism, 431, a deflector rod driving assembly, 4311, a first deflector rod driving member, 4312, a second deflector rod driving member, 432, a deflector rod, 440, a positioning mechanism, 441, a positioning ejector rod, 442, an ejector rod driving member, 450, a return line, 451, a conveying belt, 452, a position detection member, 460, a lifting table mechanism, 462, a lifting assembly, 463 and a translation assembly.
Detailed Description
Embodiments of the present invention are described in detail below, examples of which are illustrated in the accompanying drawings, wherein like or similar reference numerals refer to like or similar elements or elements having like or similar functions throughout. The embodiments described below by referring to the drawings are illustrative only and are not to be construed as limiting the invention.
In the description of the present invention, it should be understood that references to orientation descriptions such as upper, lower, front, rear, left, right, etc. are based on the orientation or positional relationship shown in the drawings, are merely for convenience of description of the present invention and to simplify the description, and do not indicate or imply that the apparatus 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 present invention.
In the description of the present invention, the meaning of "a number" means one or more, the meaning of "a plurality" means two or more, and greater than, less than, exceeding, etc. are understood to not include the present number, and "above", "below", "within", etc. are understood to include the present number. If any, the terms "first," "second," etc. are used for distinguishing between technical features only, and should not be construed as indicating or implying a relative importance or implicitly indicating the number of technical features indicated or implicitly indicating the precedence of the technical features indicated.
In the description of the present invention, unless explicitly defined otherwise, terms such as "disposed," "mounted," "connected," and the like are to be construed broadly and the specific meaning of the terms in the present invention can be reasonably determined by those skilled in the art in combination with the specific contents of the technical solutions.
Referring to fig. 1, fig. 2 and fig. 5, an embodiment of the invention provides an oxygen sensor assembly device for assembling an oxygen sensor, the oxygen sensor assembly device comprises an oxygen sensor base, an oxygen sensor to-be-mounted member and an oxygen sensor chip, the oxygen sensor assembly device comprises an oxygen sensor chip feeding module 100, an oxygen sensor feeding module 200, an oxygen sensor press-mounting module 300 and a conveying module 400, the oxygen sensor chip feeding module 100 comprises a first carrying mechanism 110 and an oxygen sensor chip positioning mechanism 120, the oxygen sensor chip positioning mechanism 120 comprises a positioning base 121, a positioning base block 122, a pressing assembly 123 and a driving assembly 124, the positioning base block 122 is connected to the positioning base 121, the positioning base block 122 is provided with a positioning surface, the positioning surface is suitable for being abutted against the surface of the oxygen sensor chip, the pressing assembly 123 is connected to the positioning base 121, the pressing assembly 123 comprises an elastic member 1231 and a pressing block 1232, the pressing assembly 300 is suitable for pressing the oxygen sensor chip under the driving of the elastic member 1231, the driving assembly 124 is connected to the positioning base 121, the driving assembly 124 is used for being disconnected with the oxygen sensor chip feeding module 100, the oxygen sensor module 200 is mounted on the oxygen sensor chip feeding module 100, the pressing assembly module 124 is disconnected from the oxygen sensor chip feeding module 100, the oxygen sensor module 200 is connected to the oxygen sensor chip 300, and the oxygen sensor module is mounted to the oxygen sensor module 100 by the pressure-to the oxygen sensor chip module is connected to the positioning base 121, and the oxygen sensor module 200 is suitable for being mounted to the oxygen sensor chip by the pressure-mounted module.
In the process of manufacturing the oxygen sensor, a part of the process (such as the process of feeding the oxygen sensor chip) needs to calibrate the position of the oxygen sensor chip, so as to eliminate the error accumulated by long-time movement of the first handling mechanism 110, ensure that the oxygen sensor chip is accurately picked up and moved to a specific position, and the oxygen sensor chip has the characteristics of small volume and thin thickness, and the conventional positioning mechanism 440 is easy to damage the oxygen sensor chip.
According to the oxygen sensor assembly device of the embodiment of the invention, firstly, the conveying module 400 carries the oxygen sensor base and the oxygen sensor to-be-installed piece from the oxygen sensor feeding module 200 and conveys the oxygen sensor to the oxygen sensor chip feeding module 100, the oxygen sensor chip feeding module 100 conveys the oxygen sensor chip to the conveying module 400, the oxygen sensor base and the oxygen sensor to-be-installed piece are matched, the conveying module 400 conveys the three to the oxygen sensor press-installing module 300 integrally for press-installing, when the oxygen sensor chip module is fed, the first conveying mechanism 110 conveys the oxygen sensor chip on the material carrying disc to the oxygen sensor chip positioning mechanism 120 for positioning, the driving component 124 of the oxygen sensor chip positioning mechanism 120 firstly drives the pressing block 2 to be far away from the oxygen sensor chip (namely, far away from the positioning surface on the positioning base block 122), at the moment, the elastic piece 1231 is compressed, the oxygen sensor chip is placed in a sufficient space between the positioning surface and the pressing block 1232, when the oxygen sensor chip is placed between the positioning surface and the pressing block 2, the elastic force of the elastic piece is released from the oxygen sensor chip positioning mechanism 124, and the oxygen sensor chip is driven by the driving component 1232 to press the oxygen sensor chip positioning mechanism, and the oxygen sensor chip is driven by the elastic piece to press the oxygen sensor chip positioning mechanism, and the oxygen sensor chip positioning mechanism is positioned by the oxygen sensor chip positioning mechanism, and the oxygen sensor chip positioning mechanism is driven by the oxygen sensor chip positioning mechanism, and the oxygen sensor chip positioning mechanism is positioned by the oxygen sensor chip positioning mechanism.
According to the oxygen sensor assembly equipment provided by the embodiment of the invention, the conveying module 400 is connected with the oxygen sensor feeding module 200, the oxygen sensor chip feeding module 100 and the oxygen sensor press-fitting module 300 to realize automatic assembly equipment of an oxygen sensor, the production efficiency is improved, the elastic reset of the elastic piece 1231 is arranged in the oxygen sensor positioning chip mechanism to drive the pressing piece 1232 to press against the oxygen sensor chip, the maximum pressure born by the elastic piece 1231 is only the elastic force of the elastic piece 1231 in the whole positioning process of the oxygen sensor chip, the elastic force of the elastic piece 1231 is always smaller than the minimum destructive force of the oxygen sensor chip, the pressing of the pressing piece 1232 does not destroy the oxygen sensor chip, the driving component 124 only acts on the compression stage of the elastic piece 1231, namely the acting force of the driving component 124 always does not act on the oxygen sensor chip, and even if the driving component 124 operates erroneously to cause the provided power to be too large, any damage can not be caused to the oxygen sensor chip.
In this embodiment, the "driving assembly 124 is used to drive the pressing block 1232 to separate from the oxygen sensor chip" can be understood as that in fig. 6, the movable end of the driving assembly 124 can be abutted against the pressing block 1232 to directly drive the pressing block 1232 to move in the-Y direction in the drawing and compress the elastic member 1231, and in other embodiments, the movable end of the driving assembly 124 may be connected to the elastic member 1231, the elastic member 1231 is directly compressed by the driving assembly 124, and the pressing block 1232 is driven by the elastic member 1231 to move away from the oxygen sensor chip.
In this embodiment, the driving component 124 may be a cylinder, and in other embodiments, may be a sliding table module, a screw module, or the like.
In this embodiment, the elastic member 1231 is a linear spring, and in other embodiments, it may be a component with elastic restoring capability, such as an elastic silica gel pad or a torsion spring.
In the embodiment, the oxygen sensor to-be-installed part comprises a front end bushing, a rear end bushing, a talcum powder precast block and the like, and is an existing product, and it is understood that the type and the number of the oxygen sensor to-be-installed part can be adaptively adjusted based on different types of oxygen sensors.
In this embodiment, the first carrying mechanism 110 is a multi-axis mechanical arm, and in other embodiments, the first carrying mechanism 110 may be a combination of a plurality of linear moving modules and a clamping jaw.
In some embodiments, as shown in fig. 1 and 2, the oxygen sensor feeding module 200 includes an oxygen sensor base feeding module 210 and an oxygen sensor to-be-mounted part feeding module 220, the oxygen sensor base feeding module 210 is disposed upstream of the oxygen sensor chip feeding module 100, the oxygen sensor to-be-mounted part feeding module 220 is disposed upstream of the oxygen sensor base feeding module 210, and the conveying module 400 is connected to the oxygen sensor to-be-mounted part feeding module 220, the oxygen sensor base feeding module 210 and the oxygen sensor chip feeding module 100.
In this embodiment, the loading portion (the jig 410 mentioned later) of the conveying module 400 is moved to the oxygen sensor mounting part loading module 220 first, the oxygen sensor mounting part is manually loaded by a person, and the rear conveying module 400 is moved to the oxygen sensor base loading module 210 to receive the oxygen sensor base. By separating the oxygen sensor mounting member from the oxygen sensor base for independent feeding, the feeding efficiency of the transport module 400 is improved.
In this embodiment, the oxygen sensor base feeding module 210 includes a vibrating screen, a feeding slide rail and a carrying manipulator, the vibrating screen evenly screens the oxygen sensor base into the head end of the feeding slide rail, and the carrying manipulator carries the oxygen sensor base flowing out from the tail end of the feeding slide rail to the conveying module 400.
In other embodiments, the oxygen sensor mounting feeding module 220 may also be configured similar to the automatic feeding structure of the oxygen sensor base feeding module 210 described above.
In some embodiments, as shown in conjunction with fig. 1 and 2, the oxygen sensor feeding module 200 further includes a second detection camera 230, where the second detection camera 230 is disposed downstream of the oxygen sensor mounting piece feeding module 220, and a detection field of view of the second detection camera 230 faces the conveying module 400.
In this embodiment, the second detecting camera 230 is used for shooting and detecting whether the position, the number, the appearance, etc. of the oxygen sensor to be installed on the conveying module 400 are qualified, the qualified oxygen sensor to be installed will be continuously conveyed to the oxygen sensor base feeding module 210 by the conveying module 400, and the unqualified oxygen sensor to be installed can be continuously conveyed only by replacing the qualified oxygen sensor to be installed. By arranging the second detection camera 230, the oxygen sensor to-be-mounted part flowing to the oxygen sensor base feeding module 210 can be stably assembled with the oxygen sensor base, and the yield of the oxygen sensor is improved.
In some embodiments, as shown in connection with fig. 1 and 2, the oxygen sensor press-fitting module 300 includes a pre-pressing mechanism 310 and a final pressing mechanism 320 sequentially disposed along a conveying direction of the conveying module 400, the pre-pressing mechanism 310 includes a telescopic pre-pressing head adapted to press against the oxygen sensor base, and the final pressing mechanism 320 includes a telescopic final pressing head adapted to press against the oxygen sensor base, wherein a pressure of the final pressing mechanism 320 is greater than a pressure of the pre-pressing mechanism 310.
In this embodiment, the pre-pressing mechanism 310 is used to press the oxygen sensor base to form the oxygen sensor chip and the oxygen sensor to-be-mounted parts (such as talcum powder precast block, front end bushing, rear end bushing, etc.) therein, ensure uniform material distribution through pre-pressing, reduce internal stress, avoid cracks or deformations in subsequent processing, and then send to the final pressing mechanism 320 for further pressing, so that the oxygen sensor reaches the final designed shape and density, and ensure that the microstructure of the internal components of the oxygen sensor meets the performance requirements (such as air tightness, conductivity, etc.) of the oxygen sensor through final pressing.
In some embodiments, as shown in fig. 3 and 4, the conveying module 400 includes a jig 410, a conveying rail 420 and a driving lever mechanism 430, a plurality of jigs 410 are slidably connected on the conveying rail 420, the conveying rail 420 is sequentially connected by a plurality of sections of conveying sub-rails 421 in a head-tail mode, the driving lever mechanism 430 includes a driving lever driving assembly 431 and a plurality of driving levers 432 in one-to-one correspondence with the jigs 410, and the driving levers 432 are driven by the driving lever driving assembly 431 to push the jigs 410 along the conveying direction (X direction in the drawing) of the conveying rail 420.
In this embodiment, the jig 410 is used for carrying an oxygen sensor to-be-mounted piece, an oxygen sensor base and an oxygen sensor chip, and the driving assembly 431 of the driving lever mechanism 430 drives the driving lever 432 to move along the X direction in the drawing so as to drive the jig 410 corresponding to the driving lever 432 to move to the next station.
In this embodiment, the conveying track 420 is formed by splicing multiple sections of conveying sub-tracks 421, the conveying sub-tracks 421 can be in a form corresponding to each module individually (for example, corresponding to the oxygen sensor chip feeding module 100, the oxygen sensor feeding module 200, the oxygen sensor press-fitting module 300, etc. one by one) or in a one-to-many form (for example, one conveying sub-track 421 can correspond to the oxygen sensor chip feeding module 100 and the oxygen sensor press-fitting module 300 at the same time), so that different modules in the oxygen sensor equipment can be assembled, disassembled and joined individually and rearranged to form the oxygen sensor equipment of a new process, and on this basis, the shift lever 432 drives the jig 410 to move, so that the moving distance of each jig 410 between stations is always the same, and the influence of the gap at the joint between the effective conveying sub-tracks 421 on the accurate movement of the jig 410 is always ensured.
In some embodiments, as shown in connection with fig. 4, the lever drive assembly 431 includes a first lever drive 4311 and a second lever drive 4312, the first lever drive 4311 being adapted to drive the lever 432 to move in the conveying direction, the second lever drive 4312 being adapted to drive the lever 432 to move in a third direction, the third direction being disposed at an angle to the conveying direction.
In this embodiment, after the pushing jig 410 is moved by one station in the conveying direction under the driving of the first driving member 4311, the driving member 4312 drives the driving member 432 to move in the third direction so as to avoid the jig 410, the driving member 4311 moves the driving member 432 in the conveying direction, and finally the driving member 432 is driven by the second driving member 432 to move in the third direction in the reverse direction so as to insert between the jig 410 and the jig 410, so as to prepare for pushing the jig 410 next time.
By arranging the second driving member 4312 to drive the driving rod 432, avoidance of the jig 410 is achieved, the whole driving rod mechanism 430 reciprocates within the moving distance of the jig 410, recycling of the driving rod 432 in a small range is implemented, and equipment integration level is improved.
In this embodiment, the conveying direction is the illustrated X direction, the third direction is the illustrated Y direction, and in other embodiments, the included angle between the third direction and the conveying direction may be adaptively adjusted, so that the lever 432 after moving along the third direction may avoid the jig 410.
In this embodiment, the first lever driving member 4311 and the second lever driving member 4312 are cylinders, and of course, they may be a sliding table module, a screw module, or the like.
In some embodiments, as shown in connection with fig. 4, the conveying module 400 further includes a plurality of positioning mechanisms 440, the positioning mechanisms 440 are fixed on one side of the conveying track 420, the positioning mechanisms 440 include positioning push rods 441 and push rod driving members 442, and the jig positioning slots 411 matched with the positioning push rods 441 are disposed on the jig 410, and the positioning push rods 441 are adapted to be matched and fixed with the jig positioning slots 411 under the driving of the push rod driving members 442.
In this embodiment, after the shifter lever 432 moves the jig 410 to the corresponding station, the positioning push rod 441 of the positioning mechanism 440 is extended under the driving of the push rod driving member 442 and inserted into the jig positioning slot 411 to fix the jig 410 to the conveying track 420, so as to ensure that the jig 410 stably supports the oxygen sensor during the loading or assembling process of any module.
In this embodiment, the end of the positioning rod 441 is a triangular head, and the jig positioning slot 411 is a triangular slot, and of course, the specific shape of the end of the positioning rod 441 and the jig positioning slot 411 can be adaptively adjusted.
In this embodiment, the ejector driving member 442 is an air cylinder, and in other embodiments, it may be a sliding table module, a screw module, or the like.
In some embodiments, as shown in connection with fig. 3, the conveying module 400 further includes a return line 450 and two lifting platform mechanisms 460, the conveying rail 420 is stacked above the return line 450, the lifting platform mechanisms 460 are respectively arranged at the head end and the tail end of the conveying rail 420, the conveying rail 420 is connected with the return line 450 through the lifting platform mechanisms 460, the lifting platform mechanisms 460 include a lifting assembly 462 and a translation assembly 463, the lifting assembly 462 is used for driving the translation assembly 463 to lift, and the translation assembly 463 is used for translating the jig 410.
In this embodiment, the jig 410 moves along the conveying direction (X direction) of the conveying track 420, and flows into the translation assembly 463 of the first lifting platform mechanism 460 at the tail end of the conveying track 420, after the jig 410 moves completely into the lifting platform mechanism 460, the translation assembly 463 moves down to be engaged with the head end of the return line 450 under the driving of the lifting assembly 462, the translation assembly 463 drives the jig 410 to move into the return line 450 and move to the tail end along the conveying direction (-X direction) of the return line 450, after the tail end of the return line 450 flows into the translation assembly 463 of the second lifting platform mechanism 460, the translation assembly 463 moves down to be engaged with the head end of the conveying track 420 under the driving of the lifting assembly 462, so as to realize the circular movement of the jig 410 and complete the automatic flow of the oxygen sensor assembly equipment.
In this embodiment, the translation assembly 463 includes a conveyor belt that is horizontally disposed, and in other embodiments, the translation assembly may also be a sliding table module, a screw module, or the like.
In this embodiment, the lifting assembly 462 includes a cylinder, and in other embodiments, it may also be a sliding table module, a screw module, or the like.
In some embodiments, as shown in connection with fig. 3, the return line 450 includes a plurality of conveyor belts 451 and a plurality of position detecting members 452, the conveyor belts 451 being joined end to end, each conveyor belt 451 being provided with a position detecting member 452 at the head end and the tail end, the position detecting member 452 being adapted to detect the jig 410.
In this embodiment, the return line 450 can use the conventional conveyor belt 451 to reduce the cost, and the position detecting member 452 is provided to detect the jigs 410 to obtain the moving interval time between the adjacent jigs 410, so as to change the time for the jigs 410 to move to the tail end of the return line 450 by adjusting the conveying speed of the conveyor belt 451 to compensate the interval time, thereby ensuring that the jigs 410 can realize accurate flow circulation.
In this embodiment, the position detecting member 452 may be an infrared detector, a detection camera, an acoustic wave detector, or the like.
In some embodiments, as shown in fig. 1 and 4, the oxygen sensor chip feeding module 100 further includes a guide mechanism 130, where the guide mechanism 130 includes a guide bracket 131 and a positioning jaw 132 that can be opened and closed, and the guide bracket 131, the positioning jaw 132, and the jig 410 are sequentially disposed along a vertical direction, the positioning jaw 132 is adapted to clamp and position the oxygen sensor base, the guide bracket 131 is provided with a guide hole 1311, and the guide hole 1311 is adapted to pass through the oxygen sensor chip.
In this embodiment, the fixture 410 conveys the whole of the oxygen sensor to-be-mounted part and the oxygen sensor base to the lower part of the guide mechanism 130, the positioning clamping jaw 132 clamps and fixes the oxygen sensor base, so that the oxygen sensor base and the guide hole 1311 are accurately positioned, and the first conveying mechanism 110 passes through the oxygen sensor chip from the guide hole 1311 and permeates into the oxygen sensor base to be matched with the oxygen sensor to-be-mounted part.
In this embodiment, by setting the positioning clamping jaw 132 and the guiding hole 1311 of the guiding mechanism 130, the oxygen sensor chip, the oxygen sensor to-be-mounted piece and the oxygen sensor base are always ensured to be positioned accurately in the feeding process of the oxygen sensor chip for any group of oxygen sensor base and oxygen sensor to-be-mounted piece.
In some embodiments, as shown in connection with fig. 6, the pressing assembly 123 includes a first pressing assembly 125 and a second pressing assembly 126, the first pressing assembly 125 includes a first elastic member 1251 and a first pressing block 1252, the second pressing assembly 126 includes a second elastic member 1261 and a second pressing block 1262, and the moving direction of the first pressing block 1252 and the moving direction of the second pressing block 1262 are disposed at an angle.
In this embodiment, the first pressing block 1252 of the first pressing assembly 125 moves along the illustrated Y direction, and the second pressing block 1262 of the second pressing assembly 126 moves along the illustrated X direction to press the oxygen sensor chip from the X direction and the Y direction respectively, and combines with the support of the positioning base 121 to the bottom of the oxygen sensor chip to realize the accurate positioning of the oxygen sensor chip in the three-dimensional space.
In this embodiment, the first pressing component 125 and the second pressing component 126 may be in the form of a common driving component 124, and a linkage part 127 (which will be described in detail later) may be disposed between the first pressing component 125 and the second pressing component 126 to achieve synchronous movement of the first pressing component 125 and the second pressing component 126 through the linkage part 127, or may be in the form of separate driving, and separate driving components may be disposed for the first pressing component 125 and the second pressing component 126.
In other embodiments, the number of the pressing members 123 is not limited to two (the first pressing member 125 and the second pressing member 126), and the number of the pressing members 123 can be adaptively adjusted based on the profile of the oxygen sensor chip.
In some embodiments, as shown in connection with fig. 1 and 2, the oxygen sensor assembly further includes a first detection camera 140, wherein the first detection camera 140 is disposed upstream of the oxygen sensor chip positioning mechanism 120 and is used for detecting the oxygen sensor chip, and the first handling mechanism 110 is connected to the first detection camera 140, the oxygen sensor chip positioning mechanism 120 and the conveying module 400, so as to implement handling and assembly of the oxygen sensor chip.
In this embodiment, the first carrying mechanism 110 carries the oxygen sensor chip from the loading tray to the detection field of the first detection camera 140, the first detection camera 140 detects the appearance of the oxygen sensor chip and determines the front and back sides of the oxygen sensor chip, the unqualified product moves into the recovery tray, the first carrying mechanism 110 adjusts the front and back sides based on the detection result of the first detection camera 140 before the qualified product is put into the oxygen sensor chip positioning mechanism 120, so as to ensure that the surface of the oxygen sensor chip corresponds to the positioning surface, and the repositioned oxygen sensor chip is carried to the conveying module 400 by the first carrying mechanism 110 and assembled with the oxygen sensor base carried by the conveying module 400.
In this embodiment, by setting the first detection camera 140 in cooperation with the oxygen sensor chip positioning mechanism 120, not only the appearance of the oxygen sensor chip is detected, but also the oxygen sensor chip is repositioned by the oxygen sensor chip positioning mechanism 120 before the oxygen sensor chip is transported to the transportation module 400, so as to eliminate the accumulated error generated by long-time movement of the first transportation mechanism 110, and ensure that the oxygen sensor chip can be stably assembled with the oxygen sensor base.
In some embodiments, as shown in connection with fig. 6, the oxygen sensor chip positioning mechanism 120 further includes a linkage part 127, and the first pressing block 1252 and the second pressing block 1262 are linked by the linkage part 127, so that when one of the first pressing block 1252 and the second pressing block 1262 moves, the other is driven to be close to or far from the oxygen sensor chip at the same time.
In the embodiment, the synchronous movement of the first pressing block 1252 and the second pressing block 1262 is realized through the arrangement of the linkage part 127, so that the synchronous realization of the positioning of the oxygen sensor chip in the X direction by the second pressing block 1262 is ensured while the first pressing block 1252 is pressed against the oxygen sensor chip in the Y direction, the situation that the oxygen sensor chip moves and rubs with the first pressing block 1252 or the second pressing block 1262 due to the fact that one direction positioning is completed and the other direction is not positioned is avoided, and the oxygen sensor chip positioning mechanism 120 is only provided with one driving component 124, so that the movement of the first pressing block 1252 and the second pressing block 1262 is realized, the structure and the volume of the oxygen sensor chip positioning mechanism 120 are simplified, the movement positioning synchronism of the first pressing block 1252 and the second pressing block 1262 is improved, and the positioning precision is improved.
In some embodiments, as shown in connection with fig. 6, the linkage part 127 includes a linkage slot 1271, a linkage bearing 1272 and a linkage rod 1273, one of the first pressing block 1252 and the second pressing block 1262 is provided with the linkage slot 1271, the other is provided with the linkage rod 1273, the free end of the linkage rod 1273 is rotatably connected with the linkage bearing 1272, the linkage bearing 1272 is at least partially inserted into the linkage slot 1271, and the extending direction of the linkage slot 1271 is set at an angle with the moving direction of the first pressing block 1252 and the moving direction of the second pressing block 1262.
In this embodiment, when the first pressing block 1252 moves along the illustrated Y direction, the linkage rod 1273 drives the linkage bearing 1272 to move along the Y direction, the linkage bearing 1272 abuts against the groove wall of the linkage groove 1271 and moves along the linkage groove 1271, the linkage groove 1271 synchronizes the Y-direction movement of the first pressing block 1252 to the X-direction movement of the second pressing block 1262, and the rotation of the linkage bearing 1272 effectively reduces the friction between the linkage bearing 1272 and the groove wall of the linkage groove 1271, so that the service life of the linkage part 127 is prolonged.
In other embodiments, the linkage 127 may be in the form of a multi-link combination or a gear set, so as to synchronize the linear motion of the first pressing block 1252 to the linear motion of the second pressing block 1262.
In some embodiments, as shown in connection with fig. 5, the positioning base 121 is provided with a guiding portion 1211, and the pressing block 1232 is slidably connected to the guiding portion 1211, and the pressing block 1232 is adapted to be driven by the elastic member 1231 to move along the extending direction of the guiding portion 1211.
In this embodiment, the movement direction of the pressing block 1232 is limited by the guiding portion 1211, so as to ensure that the pressing block 1232 always moves along the extending direction of the guiding portion 1211 under the elastic reset of the elastic member 1231, thereby improving the movement precision and ensuring the positioning precision of the oxygen sensor chip.
In this embodiment, the guiding portion 1211 may be a sliding rail, the positioning base 122 is provided with a sliding slot corresponding to the sliding rail, or of course, the positioning base 121 may be provided with a sliding slot as the guiding portion 1211, and the positioning base 122 is provided with a protrusion inserted into the sliding slot corresponding to the sliding slot.
In some embodiments, as shown in connection with fig. 5 and 7, the pressing block 1232 includes a fine pressing block 12321 and a coarse pressing block 12322, the positioning base block 122 is provided with a fine positioning groove 1222, the fine pressing block 12321 is movably connected in the fine positioning groove 1222 and is used for pressing the oxygen sensor chip, and the coarse pressing block 12322 is connected with the guiding portion 1211. On the basis of the guiding part 1211, through the cooperation of the fine positioning groove 1222 and the fine propping pressing block 12321, the moving precision of the fine propping pressing block 12321 is greatly improved, the oxygen sensor chip propped by the fine propping pressing block 12321 is effectively guaranteed to be accurately attached to the positioning surface, the situation that the oxygen sensor cannot be accurately attached to the positioning surface due to the local inclination of the fine propping pressing block 12321 is avoided, and the positioning precision of the oxygen sensor chip is effectively guaranteed.
In some embodiments, as shown in connection with fig. 5 and 7, the positioning base 122 is provided with a positioning hole 1223, at least part of the side wall of the positioning hole 1223 forms a positioning surface, the orifice of the positioning hole 1223 is provided with a guiding surface 1224, and along the extending direction of the positioning hole 1223, the guiding surface 1224 gradually extends from the orifice of the positioning hole 1223 to the direction away from the center of the positioning hole 1223.
In this embodiment, the positioning hole 1223 extends along the Z direction of the drawing, the inclined guiding surface 1224 can guide the oxygen sensor chip to slide into the positioning hole 1223, so as to reduce the requirement on the carrying precision of the oxygen sensor chip, the positioning hole 1223 can limit the moving range of the oxygen sensor chip, reduce the positioning time, reduce the moving distance of the pressing block 1232 during positioning to avoid accumulated moving errors, and effectively improve the positioning precision of the oxygen sensor chip.
In this embodiment, the positioning hole 1223 is rectangular to adapt to the shape of the oxygen sensor chip, and of course, the shape of the positioning hole 1223, such as a cylindrical positioning hole 1223, may be adaptively adjusted based on other shapes of the oxygen sensor chip.
In some embodiments, as shown in connection with fig. 5, the oxygen sensor chip positioning mechanism 120 further includes a first detecting member 128, the first detecting member 128 being configured to detect an oxygen sensor chip located in the positioning hole 1223.
In this embodiment, when the first detecting member 128 detects the oxygen sensor chip, it indicates that the oxygen sensor chip has been moved and placed into the positioning hole 1223 or above the positioning hole 1223, at this time, the oxygen sensor chip may be inserted into the positioning hole 1223, and the pressing block 1232 is driven by the elastic member 1231 to press the oxygen sensor chip to complete positioning.
In this embodiment, the first detecting member 128 may employ an image capturing device, an infrared sensor, or the like that recognizes the position of the oxygen sensor chip.
On the other hand, the embodiment of the invention also provides an oxygen sensor production line, which comprises the oxygen sensor assembly equipment of the embodiment.
The embodiments of the present invention have been described in detail with reference to the accompanying drawings, but the present invention is not limited to the above embodiments, and various changes can be made within the knowledge of one of ordinary skill in the art without departing from the spirit of the present invention.
Claims (10)
1. An oxygen sensor assembly apparatus for assembling an oxygen sensor, the oxygen sensor including an oxygen sensor base, an oxygen sensor to-be-mounted member, and an oxygen sensor chip, comprising:
An oxygen sensor chip feeding module (100) comprises a first carrying mechanism (110) and an oxygen sensor chip positioning mechanism (120), wherein the oxygen sensor chip positioning mechanism (120) comprises a positioning base (121), a positioning base block (122), a pressing component (123) and a driving component (124), the positioning base block (122) is connected to the positioning base (121), the positioning base block (122) is provided with a positioning surface, the positioning surface is suitable for abutting against the surface of an oxygen sensor chip, the pressing component (123) is connected to the positioning base (121), the pressing component (123) comprises an elastic piece (1231) and a pressing block (1232), the pressing block (1232) is suitable for pressing the oxygen sensor chip under the driving of the elastic piece (1231), the driving component (124) is connected to the positioning base (121), the driving component (124) is used for driving the pressing block (1232) to separate from the oxygen sensor chip, wherein the elastic piece (1231) is smaller than the elastic piece (1231) can bear the oxygen sensor chip to be carried by the first carrying mechanism (110);
An oxygen sensor feeding module (200) arranged at the upstream of the oxygen sensor chip feeding module (100) and used for feeding the oxygen sensor base and the oxygen sensor to-be-installed piece;
An oxygen sensor press-fitting module (300) which is arranged at the downstream of the oxygen sensor chip feeding module (100);
and the conveying module (400) is connected with the oxygen sensor feeding module (200), the oxygen sensor chip feeding module (100) and the oxygen sensor press-fitting module (300) and is used for conveying the oxygen sensor.
2. The oxygen sensor assembly of claim 1, wherein the oxygen sensor feed module (200) comprises an oxygen sensor base feed module (210) and an oxygen sensor part to be mounted feed module (220), the oxygen sensor base feed module (210) is disposed upstream of the oxygen sensor chip feed module (100), the oxygen sensor part to be mounted feed module (220) is disposed upstream of the oxygen sensor base feed module (210), and the transport module (400) is connected to the oxygen sensor part to be mounted feed module (220), the oxygen sensor base feed module (210) and the oxygen sensor chip feed module (100).
3. The oxygen sensor assembly of claim 2, wherein the oxygen sensor feed module (200) further comprises a second detection camera (230), the second detection camera (230) being disposed downstream of the oxygen sensor mount feed module (220), a detection field of view of the second detection camera (230) being directed toward the transport module (400).
4. The oxygen sensor assembly device according to claim 1, wherein the oxygen sensor press-fitting module (300) comprises a pre-pressing mechanism (310) and a final pressing mechanism (320) arranged in sequence along a conveying direction of the conveying module (400), the pre-pressing mechanism (310) comprises a telescopic pre-pressing head adapted to press the oxygen sensor base, the final pressing mechanism (320) comprises a telescopic final pressing head adapted to press the oxygen sensor base, wherein a pressure of the final pressing mechanism (320) is greater than a pressure of the pre-pressing mechanism (310).
5. The oxygen sensor assembly device according to any one of claims 1 to 4, wherein the conveying module (400) comprises a jig (410), a conveying rail (420) and a deflector rod mechanism (430), a plurality of jigs (410) are slidably connected to the conveying rail (420), the conveying rail (420) is sequentially connected end to end by a plurality of sections of conveying sub-rails (421), the deflector rod mechanism (430) comprises a deflector rod driving assembly (431) and a plurality of deflector rods (432) in one-to-one correspondence with the jigs (410), and the deflector rods (432) are driven by the deflector rod driving assembly (431) to push the jigs (410) along the conveying direction of the conveying rail (420).
6. The oxygen sensor assembly device according to claim 5, wherein the transport module (400) further comprises a plurality of positioning mechanisms (440), the positioning mechanisms (440) are fixed on one side of the transport rail (420), the positioning mechanisms (440) comprise positioning ejector rods (441) and ejector rod driving members (442), jig positioning slots (411) matched with the positioning ejector rods (441) are arranged on the jigs (410), and the positioning ejector rods (441) are suitable for being matched and fixed with the jig positioning slots (411) under the driving of the ejector rod driving members (442).
7. The oxygen sensor assembly of claim 5, wherein the transport module (400) further comprises a return line (450) and two lifting table mechanisms (460), the transport rail (420) is arranged above the return line (450) in a stacked manner, the lifting table mechanisms (460) are respectively arranged at the head end and the tail end of the transport rail (420), and the transport rail (420) is connected with the return line (450) through the lifting table mechanisms (460);
the lifting table mechanism (460) comprises a lifting assembly (462) and a translation assembly (463), the lifting assembly (462) is used for driving the translation assembly (463) to lift, and the translation assembly (463) is used for translating the jig (410).
8. The oxygen sensor assembly of claim 7, wherein the return line (450) comprises a plurality of conveyor belts (451) and a plurality of position detecting members (452), the conveyor belts (451) being joined end to end, the position detecting members (452) being provided at the head end and the tail end of each conveyor belt (451), the position detecting members (452) being adapted to detect the jig (410).
9. The oxygen sensor assembly device according to claim 5, wherein the oxygen sensor chip feeding module (100) further comprises a guide mechanism (130), the guide mechanism (130) comprises a guide bracket (131) and a positioning clamping jaw (132) capable of opening and closing, the guide bracket (131), the positioning clamping jaw (132) and the jig (410) are sequentially arranged along the vertical direction, the positioning clamping jaw (132) is suitable for clamping and positioning the oxygen sensor base, the guide bracket (131) is provided with a guide hole (1311), and the guide hole (1311) is suitable for the oxygen sensor chip to pass through.
10. An oxygen sensor production line comprising an oxygen sensor assembly as claimed in any one of claims 1 to 9.
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| CN202510234530.0A CN119703760B (en) | 2025-02-28 | 2025-02-28 | Oxygen sensor assembly equipment and oxygen sensor production line |
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| CN202510234530.0A CN119703760B (en) | 2025-02-28 | 2025-02-28 | Oxygen sensor assembly equipment and oxygen sensor production line |
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| CN119703760B CN119703760B (en) | 2025-06-03 |
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| CN119703760B (en) | 2025-06-03 |
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