CN114714075A - Automatic assembly equipment and assembly process for long-pin-shaft chain - Google Patents
Automatic assembly equipment and assembly process for long-pin-shaft chain Download PDFInfo
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- CN114714075A CN114714075A CN202210232069.1A CN202210232069A CN114714075A CN 114714075 A CN114714075 A CN 114714075A CN 202210232069 A CN202210232069 A CN 202210232069A CN 114714075 A CN114714075 A CN 114714075A
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
- B23P—METAL-WORKING NOT OTHERWISE PROVIDED FOR; COMBINED OPERATIONS; UNIVERSAL MACHINE TOOLS
- B23P21/00—Machines for assembling a multiplicity of different parts to compose units, with or without preceding or subsequent working of such parts, e.g. with programme control
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
- B23P—METAL-WORKING NOT OTHERWISE PROVIDED FOR; COMBINED OPERATIONS; UNIVERSAL MACHINE TOOLS
- B23P19/00—Machines for simply fitting together or separating metal parts or objects, or metal and non-metal parts, whether or not involving some deformation; Tools or devices therefor so far as not provided for in other classes
- B23P19/001—Article feeders for assembling machines
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
- B23P—METAL-WORKING NOT OTHERWISE PROVIDED FOR; COMBINED OPERATIONS; UNIVERSAL MACHINE TOOLS
- B23P19/00—Machines for simply fitting together or separating metal parts or objects, or metal and non-metal parts, whether or not involving some deformation; Tools or devices therefor so far as not provided for in other classes
- B23P19/001—Article feeders for assembling machines
- B23P19/004—Feeding the articles from hoppers to machines or dispensers
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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
- Y02P—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN THE PRODUCTION OR PROCESSING OF GOODS
- Y02P90/00—Enabling technologies with a potential contribution to greenhouse gas [GHG] emissions mitigation
- Y02P90/02—Total factory control, e.g. smart factories, flexible manufacturing systems [FMS] or integrated manufacturing systems [IMS]
Abstract
The invention relates to the field of chains, and particularly discloses automatic assembly equipment and an assembly process for a long-pin-shaft chain. The automatic assembly equipment comprises a rack, wherein an assembly channel and a conveying assembly for conveying a chain along the assembly channel are arranged on the rack; the automatic feeding module comprises a feeding assembly and a pin changing assembly; the pin changing assembly comprises a jacking component and a first power unit, the jacking component is positioned above the assembling channel, a pin changing interval is formed between the jacking component and the assembling channel, and the first power unit drives the jacking component to move relative to the assembling channel; the feeding assembly comprises a feeding piece and a second power unit, and the feeding piece is located on one side of the pin changing interval. The automatic assembly equipment can automatically complete the assembly of the long pin shaft chain, improve the production efficiency and the yield and reduce the production cost.
Description
Technical Field
The invention relates to the field of chains, in particular to automatic assembly equipment and an assembly process for a long pin shaft chain.
Background
The chain is a common part in the mechanical field, is often used for conveying and transmission, and generally comprises inner chain links, wherein an outer chain plate is arranged between two adjacent inner links, and the outer chain plate is connected with the inner links through pin shafts. The long pin shaft chain is one of common chain types, and is characterized in that the length of part or all pin shafts is larger than that of a conventional chain, and one part of the long pin shaft extends out of an outer chain plate and can be used for connecting accessories.
Compared with a conventional chain, the long pin shaft chain is mainly assembled manually, but because the product is small in size and the long pin shaft chain is assembled with the conventional pin shaft in a mixed mode under most conditions, errors are easily caused in manual assembly, and the assembly efficiency and the product quality are affected.
Disclosure of Invention
The invention aims to provide automatic assembly equipment and an assembly process for a long pin shaft chain, which can automatically finish the assembly of the long pin shaft chain, improve the production efficiency and the yield and reduce the production cost.
In order to solve the technical problems, the technical scheme provided by the invention is as follows: the automatic assembly equipment for the long pin shaft chain comprises a rack, wherein an assembly channel and a conveying assembly for conveying the chain along the assembly channel are arranged on the rack;
the automatic feeding module comprises a feeding assembly and a pin changing assembly; the pin changing assembly and the riveting head module are sequentially distributed along the conveying direction of the conveying assembly;
the pin changing assembly comprises a jacking component and a first power unit, the jacking component is positioned above the assembling channel, a pin changing interval is formed between the jacking component and the assembling channel, and the first power unit drives the jacking component to move relative to the assembling channel;
the feeding assembly comprises a feeding piece and a second power unit, and the feeding piece is positioned on one side of the pin changing interval; a clamping unit is arranged on one side of the feeding piece facing the pin changing interval; the second power unit drives the feeding piece to move relative to the pin changing area;
the feeding assembly further comprises a sorting unit, the sorting unit comprises a vibrating disc and a feeding guide piece, one end of the feeding guide piece corresponds to a discharge hole of the vibrating disc, and the other end of the feeding guide piece corresponds to the clamping unit.
When the long pin shaft chain is assembled, the inner chain link, the outer chain plate and the conventional pin shaft are assembled, but the conventional pin shaft is not subjected to riveting operation, and then the combined body is placed into the automatic assembling equipment to carry out long pin shaft assembling and pin shaft riveting operation.
The feeding assembly is used for feeding the long pin shaft into the pin changing interval, the pin changing assembly is used for pressing the long pin shaft positioned in the pin changing interval into the combined body, and the long pin shaft ejects out and replaces the corresponding conventional pin shaft in the combined body. The replacement of the conventional pin shaft by the long pin shaft can be complete replacement or selective replacement.
After the pin replacing operation of the long pin shaft is completed, the riveting module completes the riveting operation of the pin shaft, and the chain is assembled.
Compared with a manual assembly mode, the automatic assembly equipment can automatically complete the assembly of the long pin shaft chain, improves the production efficiency and reduces the production cost. And assembly errors caused by manual errors can be reduced, and the yield is improved.
Preferably, the conveying assembly comprises at least one jaw and a conveying power unit for driving the jaw to reciprocate along the extending direction of the assembling channel.
Preferably, the conveying assembly further comprises a mounting plate, the mounting plate is connected with the rack in a sliding mode, and the clamping jaws are arranged on the mounting plate;
the conveying power unit comprises a transverse power unit and a longitudinal power unit, the transverse power unit drives the mounting plate to move relative to the rack along the extension direction of the assembly channel, and the longitudinal power unit drives the clamping jaws to move relative to the mounting plate along the direction perpendicular to the assembly channel.
The clamping jaws are meshed with the chains to drive the chains to move synchronously, and the transverse power unit is used for driving the mounting plate to move along the extension direction of the assembling channel, namely driving the clamping jaws and the chains to move horizontally; the longitudinal power unit is used for driving the clamping jaws to move relative to the chain and completing the engagement and separation actions of the clamping jaws and the chain.
When the chain needs to move along the extending direction of the assembling channel, the longitudinal power unit drives the clamping jaws to be meshed with the chain, after the clamping jaws and the chain are driven to translate to a preset position by the transverse power unit, and then the clamping jaws are driven to be separated from the chain by the longitudinal power unit.
Preferably, the feeding assembly further comprises a base arranged on the rack, the feeding member is connected with the base in a sliding manner, and the second power unit is arranged on the base;
the base is also provided with a blanking barrel, and the blanking barrel is positioned above the feeding piece and corresponds to the clamping unit; the feeding guide piece comprises a feeding guide pipe, and the feeding guide pipe is communicated with the blanking barrel. The base is also provided with a channel switch unit for controlling the opening and closing of the inner channel of the charging barrel.
Preferably, the jacking member has at least three position states in the vertical direction relative to the assembly channel, wherein the three position states are respectively an initial state, a pre-jacking state and a complete jacking state;
the first power unit at least has two strokes, one of the two strokes corresponds to the pre-pressing state, and the other stroke corresponds to the complete pressing state.
In an initial state, the jacking part is far away from the assembly channel, and the feeding assembly can clamp the long pin shaft and smoothly feed the long pin shaft into the pin changing interval; under the pre-jacking state, the lower part of the long pin shaft pushed by the jacking piece is inserted into the chain, and the long pin shaft and the chain are in a pre-assembly state, so that the clamping unit can be withdrawn from the pin changing area; under the state of complete jacking, the long pin shaft is inserted into a preset depth, and the original conventional pin shaft in the chain is smoothly ejected out.
Through two strokes of the first power, the pre-jacking state and the complete jacking state can be accurately and conveniently completed step by step in sequence.
Preferably, the feeding assembly further comprises a sorting unit, the sorting unit comprises a vibrating disk and a feeding guide piece, one end of the feeding guide piece corresponds to the discharge hole of the vibrating disk, and the other end of the feeding guide piece corresponds to the clamping unit.
The automatic sorting and conveying of the long pin shafts can be realized through the sorting units, and the automation degree is further improved.
Preferably, the clamping unit comprises a fixed clamping arm and a movable clamping arm, the movable clamping arm is rotatably and movably connected with the feeding piece, and an elastic piece is arranged between the movable clamping arm and the feeding piece.
The fixed clamping arm and the movable clamping arm jointly realize clamping of the long pin shaft. After the long pin shaft is partially assembled into the assembly, the clamping unit retreats, and the movable clamping arm loosens the long pin shaft under the action force in the direction of the long pin shaft, so that the clamping unit and the long pin shaft can be separated.
Preferably, the riveting head device also comprises a head exposing module, wherein the head exposing module is positioned between the pin replacing assembly and the riveting head module; the head exposing module comprises an upper template, a lower template and a third power unit, the assembling channel is positioned between the upper template and the lower template, and the third power unit drives the upper template to move relative to the assembling channel.
The end exposing module is used for completing end exposing operation of the pin shaft, wherein two end parts of the conventional pin shaft are required to be subjected to end exposing operation, and one end part of the long pin shaft is required to be subjected to end exposing operation.
Preferably, the riveting device further comprises a joint disassembling module, and the joint disassembling module is positioned behind the riveting head module in the conveying direction of the conveying assembly;
the section disassembling module comprises a thimble and a fourth power unit, the thimble is arranged towards the assembling channel, and the fourth power unit drives the thimble to move relative to the assembling channel.
When the length of the chain which is assembled reaches a preset value, the link disassembling module ejects the corresponding pin shaft out of the combined body, and the corresponding chain is disconnected from the pin shaft, so that conditions are created for subsequent ring riveting operation.
Preferably, the rivet module comprises a main rivet assembly and a jumper rivet assembly, and the main rivet assembly and the jumper rivet assembly respectively comprise an upper rivet, a lower rivet seat and a driving assembly; the conveying channel is positioned between the upper riveting head and the lower riveting head seat, and the driving assembly is used for driving the upper riveting head to move relative to the assembling channel; the driving component drives the main rivet head component and the upper rivet head of the jump joint rivet head component to respectively and independently move.
The main rivet head component undertakes the main rivet head task; the jump-joint riveting head assembly bears part of riveting head tasks, and selectively skips part of pin shafts to carry out riveting operation according to needs; the pin shaft which is not riveted can smoothly withdraw from the combined body under the operation of the section disassembling module, thereby creating conditions for the section disassembling operation.
During the use, can be according to the quantity and the distribution condition of long round pin axle, the riveting rhythm of presetting main die subassembly and jump festival die subassembly.
An assembly process of a long pin shaft chain uses the automatic assembly equipment;
at least comprises the following steps:
selecting a plurality of inner chain links, outer chain plates and pin shafts, wherein the inner chain links and the outer chain plates are sequentially distributed and connected through the pin shafts to form a combined body; the pin shaft is in a non-riveted state at the moment;
placing the combined body into an assembly channel of automatic assembly equipment, and connecting the combined body with a conveying assembly;
step three, the conveying assembly works, wherein one part of the assembly moves to a pin replacing assembly station, and the feeding assembly conveys the long pin shaft into a pin replacing interval and aligns with the pin shaft to be replaced on the assembly;
fourthly, the pin replacing assembly works, the long pin shaft is pressed into the combined body, and meanwhile, the original pin shaft in the combined body is ejected out, so that the pin replacing operation is completed;
fifthly, the conveying assembly works, and the part of the assembly, which is positioned at the pin changing assembly station, moves to the riveting head module station along the assembling channel; and the riveting module works to complete riveting.
Drawings
FIG. 1 is a schematic structural diagram of an automated assembly apparatus for a long pin chain according to the present embodiment;
FIG. 2 is a schematic view of the automated assembly apparatus for long pin chain of the present embodiment from another perspective;
FIG. 3 is a schematic structural diagram of the conveying assembly cooperating with the assembling channel in the automatic assembling apparatus for a long pin chain according to the present embodiment;
FIG. 4 is a schematic structural diagram of a conveying assembly in the automatic assembling apparatus for a long pin chain according to the present embodiment;
FIG. 5 is a schematic view showing the state of the chain being loaded into the assembly path in the automatic assembly apparatus for a long pin chain according to this embodiment;
FIG. 6 is a schematic structural view of an assembly channel of the automated assembly apparatus for long pin chain according to the present embodiment;
fig. 7 is a schematic structural diagram of modules in the automatic assembly equipment for a long pin chain in the present embodiment, which is used for reflecting the relative position relationship of the modules;
FIG. 8 is a schematic structural diagram of modules at another view angle in the automated assembly apparatus for a long pin chain according to the present embodiment;
FIG. 9 is a schematic structural diagram of a feeding assembly of the automated assembly equipment for a long pin chain according to the embodiment;
FIG. 10 is a schematic structural diagram of a feeding member in the automatic assembling equipment for the long pin chain in the embodiment;
FIG. 11 is a schematic structural diagram of an automatic feeding module in the automatic assembling apparatus for a long pin chain according to the present embodiment;
fig. 12 is a schematic structural diagram of an upper rivet head in the automatic assembling device for a long-pin chain according to the embodiment.
Detailed Description
In order to make the objects, technical solutions and advantages of the present invention more apparent, the present invention is described in further detail below with reference to the accompanying drawings and embodiments. It should be understood that the specific embodiments described herein are merely illustrative of the invention and are not intended to limit the invention.
Examples
As shown in fig. 1-5, an automatic assembling device for a long pin chain comprises a frame 1, wherein the frame 1 is provided with an assembling channel 11, and a conveying assembly for conveying the chain along the assembling channel 11. During assembly, the chain assembly is located in the assembly passage 11 and moves along the assembly passage 11 under the driving of the conveying assembly.
Specifically, as shown in fig. 3 and 4, the conveying assembly includes at least one jaw 21 located at the side of the assembly channel 11, a mounting plate 22, and a conveying power unit for driving the jaw 21 to move. The mounting plate 22 is connected with the frame 1 in a sliding mode, and the clamping jaws 21 are arranged on the mounting plate 22. The conveying power unit comprises a transverse power unit 24 and a longitudinal power unit 23, the transverse power unit 24 drives the mounting plate 22 to move relative to the machine frame 1 along the extending direction of the assembling channel 11, and the longitudinal power unit 23 drives the clamping jaws 21 to move relative to the mounting plate 22 along the direction perpendicular to the assembling channel 11.
Preferably, the number of the claws 21 is at least two, and the matching of a plurality of claws 21 can ensure that the part of the combined body between two claws 21 is in a tight state in the moving process, thereby improving the feeding precision and the positioning precision. As shown in fig. 4, the embodiment is illustrated in the form of three jaws.
The jaws 21 are engaged with the chain to drive the chain to move synchronously, and the transverse power unit 24 is used for driving the mounting plate 22 to move along the extending direction of the assembling channel 11, namely driving the jaws 21 and the chain to translate; the longitudinal power unit 23 is used for driving the claw 21 to move relative to the chain, and the claw 21 is engaged with and disengaged from the chain.
When the chain needs to move in the extension direction of the assembly channel 11, the longitudinal power unit 23 drives the jaws 21 into engagement with the chain, after engagement the transverse power unit 24 drives the jaws 21 and the chain to translate to a predetermined position, after which the longitudinal power unit 23 drives the jaws 21 out of engagement with the chain.
As shown in fig. 1, 7 and 8, the machine frame 1 is further provided with an automatic feeding module, an outcropping module 5, a riveting module 6 and a disconnecting module 7, wherein the automatic feeding module comprises a feeding assembly 32 and a pin changing assembly 4. The pin changing assembly 4, the outcropping module 5, the riveting module 6 and the section disassembling module 7 are sequentially distributed in the conveying direction of the conveying assembly. The feed assembly 32 is located on one side of the assembly channel 11. Preferably, the feeding assembly 32 and the delivery assembly are located on different sides of the assembly channel 11.
Specifically, as shown in fig. 7, 8 and 11, the pin exchanging assembly 4 includes a pressing member 42 and a first power unit 41, the pressing member 42 is located above the assembling passage 11, a pin exchanging section 43 is formed between the pressing member 42 and the assembling passage 11, and the first power unit 41 drives the pressing member 42 to move relative to the assembling passage 11.
The feeding assembly 32 is used for feeding the long pin shaft into the pin changing area 43, and the pin changing assembly 4 is used for pressing the long pin shaft in the pin changing area 43 into the combined body, and ejecting out and replacing the corresponding conventional pin shaft in the combined body through the long pin shaft. The replacement of the long pin shaft for the conventional pin shaft can be complete replacement or selective replacement. After the pin replacing operation of the long pin shaft is completed, the riveting module 6 completes the riveting operation of the pin shaft, and the assembly of the chain is completed.
Furthermore, the pressing member 42 has at least three positions in the vertical direction with respect to the assembly channel 11, namely, an initial position, a pre-pressing position and a fully pressing position. The first power unit 41 has at least two strokes, one of which corresponds to the pre-pressing state and the other of which corresponds to the fully pressing state.
In the initial state, the jacking member 42 is far away from the assembly channel 11, and the feeding assembly 32 can clamp the long pin shaft and smoothly feed the long pin shaft into the pin changing interval 43; in the pre-jacking state, the lower part of the long pin shaft pushed by the jacking piece 42 is inserted into the chain, and the long pin shaft and the chain are in a pre-assembly state, so that the clamping unit can exit from the pin changing interval 43; under the state of complete jacking, the long pin shaft is inserted into a preset depth, and the original conventional pin shaft in the chain is smoothly ejected out. Through two strokes of the first power, the pre-jacking state and the complete jacking state can be accurately and conveniently completed step by step in sequence.
Specifically, as shown in fig. 9 and 10, the feeding assembly 32 includes a feeding member 323 and a second power unit 324, and the feeding member 323 is located at one side of the pin changing area 43. A clamping unit is arranged on one side of the feeding member 323 facing the pin changing area 43, and the second power unit 324 drives the feeding member 323 to move relative to the pin changing area 43.
As shown in fig. 9 and 10, the clamping unit includes a fixed clamping arm and a movable clamping arm 3231, the movable clamping arm 3231 is rotatably and movably connected with the feeding member 323, and an elastic member is disposed between the movable clamping arm 3231 and the feeding member 323. The fixed clamping arm and the movable clamping arm 3231 jointly realize clamping of the long pin shaft. After the long pin shaft is partially assembled into the assembly, the clamping unit retreats, and the movable clamping arm 3231 loosens the long pin shaft under the action force in the direction of the long pin shaft, so that the clamping unit and the long pin shaft can be separated.
As shown in fig. 1 and 9, the feeding assembly 32 further includes a sorting unit including a vibration plate 31 and a feeding guide 33, wherein one end of the feeding guide 33 corresponds to a discharge port of the vibration plate 31, and the other end corresponds to a clamping unit. The automatic sorting and conveying of the long pin shafts can be realized through the sorting units, and the automation degree is further improved.
Specifically, as shown in fig. 9 and 10, the feeding assembly 32 further includes a base disposed on the frame 1, the feeding member 323 is slidably connected to the base, and the second power unit 324 is disposed on the base. The base is further provided with a blanking barrel 321, and the blanking barrel 321 is positioned above the feeding piece 323 and corresponds to the clamping unit. The feeding guide 33 includes a feeding conduit, and the feeding conduit is communicated with the blanking barrel 321. The base is further provided with a channel switch unit 322 for controlling the opening and closing of the channel in the blanking barrel 321. The sorting assembly conveys the long pin shafts to the blanking cylinder 321 in sequence through the feeding guide part 33; when the clamping unit moves to align the dropping barrel 321, the channel switch unit 322 is turned on, the long pin shaft drops into the clamping unit, and then the channel switch unit 322 is turned off, completing the sorting and feeding of the single long pin shaft.
Specifically, as shown in fig. 1, 7 and 8, the outcropping module 5 is located between the pin changing assembly 4 and the rivet head module 6. The outcrop module 5 comprises an upper template 52, a lower template and a third power unit 51, the assembling channel 11 is located between the upper template and the lower template, and the third power unit 51 drives the upper template 52 to move relative to the assembling channel 11. The end exposing module 5 is used for completing the end exposing operation of the pin shaft, wherein two end parts of the conventional pin shaft are required to be exposed, and one end part of the long pin shaft is required to be exposed.
Specifically, as shown in fig. 1, 7 and 8, the detaching module 7 is located behind the rivet head module 6 in the conveying direction of the conveying assembly. The section disassembling module 7 includes a thimble 72 and a fourth power unit 71, the thimble 72 is disposed toward the assembling channel 11, and the fourth power unit 71 drives the thimble 72 to move relative to the assembling channel 11. When the length of the chain which is assembled reaches a preset value, the link disassembling module 7 ejects the corresponding pin shaft out of the combined body, and the corresponding chain is disconnected from the pin shaft, so that conditions are created for subsequent ring riveting operation.
As shown in fig. 1, 7 and 8, further, the rivet head module 6 includes a main rivet head assembly 62 and a jumper rivet head assembly 61, and the main rivet head assembly 62 and the jumper rivet head assembly 61 respectively include an upper rivet head 64, a lower rivet head 65 seat and a driving assembly 63. The conveying channel 2 is located between the upper rivet head 64 and the lower rivet head 65, and the driving assembly 63 is used for driving the upper rivet head 64 to move relative to the assembling channel 11. The driving assembly 63 drives the main rivet head assembly 62 and the upper rivet head 64 of the jump rivet head assembly 61 to move independently, and preferably, the main rivet head assembly 62 and the jump rivet head assembly 61 respectively comprise the driving assembly 63.
The primary rivet head assembly 62 assumes the primary rivet head task. The jump-joint riveting head component 61 undertakes part of riveting tasks, and selectively skips part of pin shafts to perform riveting operation according to requirements; the pin shaft which is not riveted can smoothly withdraw from the combined body under the operation of the section disassembling module 7, thereby creating conditions for section disassembling operation.
Specifically, the conveying power unit, the first power unit 41, the second power unit 324, the third power unit 51, the fourth power unit 71 and the driving assembly 63 are respectively an electric cylinder, an air cylinder or a hydraulic cylinder.
The automatic feeding device is characterized by further comprising a control module, wherein the control module comprises a controller, and the controller is respectively electrically connected with the conveying power unit, the first power unit 41, the second power unit 324, the third power unit 51, the fourth power unit 71 and the driving assembly 63 and controls the working states of the conveying power unit, the first power unit 41, the second power unit 324, the third power unit 51, the fourth power unit 71 and the driving assembly 63. During the use, can be according to the quantity and the distribution condition of long round pin axle, the riveting rhythm of presetting main die subassembly 62 and jump festival die subassembly 61.
The control module further comprises sensors for controlling the movement strokes of the conveying power unit, the first power unit 41, the second power unit 324, the third power unit 51, the fourth power unit 71 and the driving assembly 63 and recording the working times.
As a specific embodiment, as shown in fig. 6, a cushion block 9 is arranged at the bottom of the conveying channel 2, the lower template of the outcropping module 5 is arranged on the cushion block 9, and the lower rivet head 65 of the rivet head module 6 is arranged on the cushion block 9. Meanwhile, the cushion block 9 is further provided with a pin replacing channel 121 corresponding to the pin replacing component 4 and a section disassembling channel corresponding to the section disassembling module 7, the rack 1 is further provided with material receiving boxes in one-to-one correspondence with the pin replacing channel 121 and the section disassembling channel, and the material receiving boxes are located below the cushion block 9 and used for receiving the falling conventional pin shafts.
In addition, in order to improve the diversity of functions, the upper rivet head 64 includes a first main body 6121 and a first adapter 6122, and the first adapter 6122 and the first main body 6121 are separately arranged and detachably connected. The first adapter 6122 is provided with a plurality of first functional units 6123, the first functional units 6123 can be selectively provided with a riveting die or a first jacking unit, and similarly, the length of the first functional units 6123 can be set according to requirements. Correspondingly, the upper die plate 52 in the outcrop module 5 also comprises a second main body and a second adaptive head, the second main body and the second adaptive head are separately arranged and detachably connected, a plurality of second functional units are arranged on the second adaptive head, the second functional units can be arranged into the outcrop die as required and can also be arranged into a second jacking unit, and similarly, the length of the second functional units can also be arranged as required. The rivet head of this embodiment is specifically illustrated in fig. 12 by way of example.
Because the specifications and the processing requirements of the conventional pin shaft and the long pin shaft are different, different functional units are arranged, and the rivet head processing can be better completed. The specific embodiment is that the extending length of the end part of the long pin shaft corresponding to the upper rivet head 64 is longer, and the end part of the long pin shaft corresponding to the upper rivet head 64 does not need to be riveted.
An assembly process of a long pin shaft chain uses the automatic assembly equipment;
at least comprises the following steps:
selecting a plurality of inner chain links, outer chain plates and pin shafts, wherein the inner chain links and the outer chain plates are sequentially distributed and connected through the pin shafts to form a combined body 8; the pin shaft is in a non-riveting state at the moment.
And step two, placing the combined body 8 into an assembly channel of the automatic assembly equipment, and matching with the conveying component.
The third conveyor assembly is operated to move a portion of the assembly 8 to the station of the pin changing assembly 4 and the feed assembly 32 feeds the long pin shaft into the pin changing zone 43 and into alignment with the pin shaft to be replaced on the assembly 8.
And step four, the pin replacing assembly 4 works, the long pin shaft is pressed into the assembly, and meanwhile, the original pin shaft in the assembly 8 is ejected out, so that the pin replacing operation is completed.
Fifthly, the conveying assembly works, and the part of the combined body 8, which is positioned at the station of the pin exchanging assembly 4, moves to the station of the outcrop module 5 along the assembling channel 11; and the exposure module 5 works to complete exposure operation.
The sixth conveying assembly works, and the part of the assembly 8, which is positioned at the station of the exposure module 5, moves to the station of the main rivet head assembly 62 along the assembly channel 11; the main rivet head assembly 62 operates to selectively complete the riveting of a portion of the pin.
Step seven, the conveying assembly works, and the part of the assembly 8, which is positioned at the station 62 of the main riveting head assembly, moves to the station 61 of the jump riveting head assembly along the assembling channel 11;
the control module judges whether the current pin shaft needs riveting, if not, the jump joint riveting head assembly 61 works to complete the current riveting operation; if not, the jumper riveting head component 61 does not rivet the current pin shaft.
Specifically, in the continuous assembly process, the number of times that the jump joint rivet head assembly 61 needs to be subjected to continuous riveting operation is preset according to the length of the target chain, and the number of times that the continuous riveting operation is currently completed is compared with a preset value, so that whether the current pin shaft needs to be riveted is judged.
Step eight, the conveying assembly works, and the part of the assembly 8, which is positioned at the station of the jump joint rivet head assembly 61, moves to the station of the section disassembling module 7 along the assembling channel 11;
judging whether the jumper riveting head assembly 61 performs riveting operation in the step seven, if the jumper riveting head assembly 61 performs riveting operation in the step seven, the section disassembling module 7 does not work; and if the jump node riveting head component 61 does not perform riveting operation in the step seven, the node detaching module 7 works to complete node detaching operation.
Compared with a manual assembly mode, the long pin shaft assembly process can automatically complete the assembly of the long pin shaft chain, improves the production efficiency and reduces the production cost. And can reduce the assembly error that causes because of the artificial error, improved the yields.
In conclusion, the above description is only for the preferred embodiment of the present invention and should not be construed as limiting the present invention, and any modification, equivalent replacement, and improvement made within the spirit and principle of the present invention should be included in the protection scope of the present invention.
Claims (10)
1. The utility model provides an automatic assembly equipment for long round pin axle chain which characterized in that: the chain conveyor comprises a rack, wherein an assembly channel and a conveying assembly for conveying a chain along the assembly channel are arranged on the rack;
the automatic feeding module comprises a feeding assembly and a pin changing assembly; the pin changing assembly and the riveting head module are sequentially distributed along the conveying direction of the conveying assembly;
the pin changing assembly comprises a jacking component and a first power unit, the jacking component is positioned above the assembling channel, a pin changing interval is formed between the jacking component and the assembling channel, and the first power unit drives the jacking component to move relative to the assembling channel;
the feeding assembly comprises a feeding piece and a second power unit, and the feeding piece is positioned on one side of the pin changing interval; a clamping unit is arranged on one side of the feeding piece facing the pin changing interval; the second power unit drives the feeding piece to move relative to the pin changing area;
the feeding subassembly still include the letter sorting unit, the letter sorting unit include vibration dish and pay-off guide piece, the one end of pay-off guide piece corresponds with the discharge gate of vibration dish, the other end corresponds with the centre gripping unit.
2. The automated assembly apparatus of claim 1, wherein: the conveying assembly comprises at least one jaw and a conveying power unit for driving the jaw to reciprocate along the extension direction of the assembling channel.
3. The automated assembly apparatus of claim 2, wherein: the conveying assembly further comprises a mounting plate, the mounting plate is connected with the rack in a sliding mode, and the clamping jaws are arranged on the mounting plate;
the conveying power unit comprises a transverse power unit and a longitudinal power unit, the transverse power unit drives the mounting plate to move relative to the rack along the extension direction of the assembly channel, and the longitudinal power unit drives the clamping jaws to move relative to the mounting plate along the direction perpendicular to the assembly channel.
4. The automated assembly apparatus of claim 1, wherein: the feeding assembly further comprises a base arranged on the rack, the feeding piece is connected with the base in a sliding mode, and the second power unit is arranged on the base;
the base is also provided with a blanking barrel, and the blanking barrel is positioned above the feeding piece and corresponds to the clamping unit; the feeding guide piece comprises a feeding guide pipe, and the feeding guide pipe is communicated with the blanking barrel;
the base is also provided with a channel switch unit for controlling the opening and closing of the inner channel of the charging barrel.
5. The automated assembly apparatus of claim 1, wherein: the top pressing piece is at least provided with three position states in the vertical direction relative to the assembling channel, wherein the three position states are respectively an initial state, a pre-pressing state and a complete pressing state;
the first power unit at least has two strokes, one of the two strokes corresponds to the pre-pressing state, and the other stroke corresponds to the complete pressing state.
6. The automated assembly apparatus of claim 1, wherein: the clamping unit comprises a fixed clamping arm and a movable clamping arm, the movable clamping arm is rotatably and movably connected with the feeding piece, and an elastic piece is arranged between the movable clamping arm and the feeding piece.
7. The automated assembly apparatus of claim 1, wherein: the rivet head replacing device also comprises a head exposing module, wherein the head exposing module is positioned between the pin replacing assembly and the rivet head module; the head exposing module comprises an upper template, a lower template and a third power unit, the assembling channel is positioned between the upper template and the lower template, and the third power unit drives the upper template to move relative to the assembling channel.
8. The automated assembly apparatus of any one of claims 1-7, wherein: the riveting head module is characterized by also comprising a joint disassembling module, wherein the joint disassembling module is positioned behind the riveting head module in the conveying direction of the conveying assembly;
the section disassembling module comprises a thimble and a fourth power unit, the thimble is arranged towards the assembling channel, and the fourth power unit drives the thimble to move relative to the assembling channel.
9. The automated assembly apparatus of claim 8, wherein: the riveting head module comprises a main riveting head component and a jumper riveting head component, wherein the main riveting head component and the jumper riveting head component respectively comprise an upper riveting head, a lower riveting head seat and a driving component; the conveying channel is positioned between the upper riveting head and the lower riveting head seat, and the driving assembly is used for driving the upper riveting head to move relative to the assembling channel; the driving component drives the main rivet head component and the upper rivet head of the jump joint rivet head component to respectively and independently move.
10. The assembly process of the long pin shaft chain is characterized in that: using the automated assembly device of any one of claims 1-9;
at least comprises the following steps:
selecting a plurality of inner chain links, outer chain plates and pin shafts, wherein the inner chain links and the outer chain plates are sequentially distributed and connected through the pin shafts to form a combined body; the pin shaft is in a non-riveted state at the moment;
placing the combined body into an assembly channel of automatic assembly equipment, and connecting the combined body with a conveying assembly;
step three, the conveying assembly works, wherein one part of the assembly moves to a pin replacing assembly station, and the feeding assembly conveys the long pin shaft into a pin replacing interval and aligns with the pin shaft to be replaced on the assembly;
fourthly, the pin replacing assembly works, the long pin shaft is pressed into the combined body, and meanwhile, the original pin shaft in the combined body is ejected out, so that the pin replacing operation is completed;
fifthly, the conveying assembly works, and the part of the assembly, which is positioned at the pin changing assembly station, moves to the riveting head module station along the assembling channel; and the riveting module works to complete riveting.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202210232069.1A CN114714075A (en) | 2022-03-10 | 2022-03-10 | Automatic assembly equipment and assembly process for long-pin-shaft chain |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202210232069.1A CN114714075A (en) | 2022-03-10 | 2022-03-10 | Automatic assembly equipment and assembly process for long-pin-shaft chain |
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| CN114714075A true CN114714075A (en) | 2022-07-08 |
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| CN202210232069.1A Pending CN114714075A (en) | 2022-03-10 | 2022-03-10 | Automatic assembly equipment and assembly process for long-pin-shaft chain |
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| CN (1) | CN114714075A (en) |
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