CN211052434U

CN211052434U - Pin shaft blanking device

Info

Publication number: CN211052434U
Application number: CN201921058635.1U
Authority: CN
Inventors: 徐志皓; 胡怀福
Original assignee: Zhejiang Xiangpai Chain Transmission Co ltd
Current assignee: Zhejiang Xiangpai Chain Transmission Co ltd
Priority date: 2019-07-08
Filing date: 2019-07-08
Publication date: 2020-07-21
Anticipated expiration: 2029-07-08

Abstract

The utility model discloses a pin shaft blanking device, which comprises a pin shaft pressing nail arranged on a pressing nail beam, a first driving device, a side push plate, a pin shaft push plate and a first fixed block which are arranged on a workbench, a pin shaft blanking part connected with the first fixed block, and a pin shaft positioning block arranged on a first slide block, wherein the first driving device is connected with the side push plate, the side push plate is connected with the pin shaft push plate, the first fixed block is provided with a pin shaft channel for the pin shaft push plate to pass through and to contact with the pin shaft blanking part, the first driving device drives the side push plate, an upper oil seal push plate and a lower oil seal push plate to do reciprocating motion back and forth, and leads the pin shaft to pass through the pin shaft channel and to abut on the pin shaft positioning block so as to vertically fall onto an assembly groove, in the process of pushing the pin shaft in the pin shaft channel, a spring leaf always applies backward acting force to the pin shaft in front of, the pin shaft is prevented from toppling forwards in the pushing process.

Description

Pin shaft blanking device

Technical Field

The utility model relates to a chain assembly technical field especially relates to a round pin axle unloader.

Background

A conventional roller chain consists of an inner chain plate, an outer chain plate, a pin shaft, a sleeve and a roller. The inner chain plate and the sleeve, the outer chain plate and the pin shaft are in interference fit, and the sleeve and the pin shaft are in clearance fit to form movable connection. When the chain is in work, the inner and outer links can be bent relatively, and the sleeve can rotate freely around the pin shaft. The inner and outer chain plates are made into 8-shape, so that the tensile strength of each cross section of the chain plate is approximately the same, and the weight and the inertia force of the chain are reduced.

The oil seal chain is characterized in that an oil seal is arranged in the middle of the inner chain sheet and the outer chain sheet, and lubricating oil is filled in the middle of the oil seal chain to achieve the state of chain lubrication.

The oil-sealed chain has a longer maintenance period and a better durability than the conventional roller chain, and simultaneously, the oil-sealed chain has higher torsion bearing force and tensile strength.

In the existing automatic chain assembling equipment, conventional automatic assembling equipment for a roller chain is already available, for example, chinese patent document No. CN109079086A, published as 09/25/2018, discloses a mixed pushing and assembling equipment for chain accessories, which comprises a workbench, wherein an assembling groove is mounted on the workbench, a side pushing plate is arranged at one side of the assembling groove, and the side pushing plate comprises a first pin shaft pushing plate, a third lower chain plate pushing plate, a second pin shaft pushing plate and a link pushing plate which are sequentially arranged on a pushing plate sliding block; the side push pedal still is equipped with and parallels by corresponding third horizontal slider and the fourth horizontal slider that sets up third driving cylinder and fourth driving cylinder driven with the push pedal slider, the push pedal that makes synchronous propelling movement through setting up of side push pedal is located same push pedal slider, can accomplish the synchronous propelling movement of side push pedal through the second driving cylinder, the propelling movement is efficient, the use of the driver that has significantly reduced, the equipment cost is reduced, and set up the third alone, the last link joint board of fourth driving cylinder propelling movement different grade type, make the link joint have the proportion of different structures and special-shaped link joint on the chain.

But the blanking of the pin shaft still has the problems of complex blanking, easy dumping of the pin shaft in the pushing process and the like.

Disclosure of Invention

An object of the utility model is to the above-mentioned problem, a round pin axle unloader is provided, the device simple structure and solved the problem that the round pin axle was easily emptyd at the propelling movement in-process.

In order to achieve the above purpose, the utility model adopts the following technical scheme:

a pin shaft blanking device is installed on a workbench, wherein the workbench is provided with an assembly groove, a pressing nail cross beam moving up and down relative to the assembly groove, and an outer bottom sheet pushing mechanism moving transversely relative to the assembly groove; the positioning slide block assembly is provided with a first slide block which can transversely and longitudinally slide relative to the assembling groove; the method is characterized in that:

the pin shaft blanking device comprises a pin shaft pressing pin arranged on a pressing pin beam, a first driving device, a side push plate, a pin shaft push plate, a first fixed block, a pin shaft blanking part and a pin shaft positioning block arranged on a first sliding block, wherein the first driving device, the side push plate, the pin shaft push plate and the first fixed block are arranged on a workbench, the pin shaft blanking part is connected with the first fixed block, the pin shaft positioning block is arranged on the first sliding block, the first driving device is connected with the side push plate, the side push plate is connected with the pin shaft push plate, a pin shaft channel used for the pin shaft push plate to penetrate through and to be in contact with the pin shaft blanking part is arranged on the first fixed block, the first driving device drives the side push plate, an upper oil seal push plate and.

Preferably, the pin shaft blanking pieces are arranged in pairs and are respectively connected with the pin shaft channels on the first fixing blocks, and the pin shaft pressing nails are arranged in pairs and respectively press the two pin shafts connected on the outer bottom plate.

Preferably, a separating block is arranged in the pin shaft channel, the separating block separates the pin shaft channel into a first channel and a second channel, the first channel and the second channel are only wide and can only accommodate the pin shaft to pass through, a first spring leaf is arranged in the first channel, one end of the first spring leaf is fixed on the outer side of the first channel, the other end of the first spring leaf is located at the outlet of the first channel and close to the separating block, a second spring leaf is arranged in the second channel, one end of the second spring leaf is fixed on the outer side of the second channel, the other end of the second spring leaf is located at the outlet of the second channel and close to the separating block, a second extending part and a third extending part are arranged at one end of the pin shaft pushing plate, the second extending part is in clearance fit with the first channel, and.

Preferably, two pin shaft detectors are further arranged beside the pin shaft pressing nail, the two pin shaft detectors are installed on the jacking cross beam, a first contact rod is arranged at the lower end of each pin shaft detector, and the first contact rod sends a normal working signal when abutting against the pin shaft and sends a part missing signal when not abutting against the pin shaft.

Preferably, the hinge pin pushing plate is fixed on the third fixing block through a first threaded part and a second threaded part in the first long hole in a sliding mode.

As preferred, round pin axle unloading spare both ends are opening tubular structure, the pipe fitting mount pad that sets up on the workstation is installed to round pin axle unloading spare one end, the pipe fitting mount pad is equipped with changes the accessory discharge gate, the height of discharge opening is set for according to the assembly position, batching pipe fitting axial is equipped with observes the gap, can observe the condition of batching pipe fitting surplus batching through observing the gap.

Preferably, the pin shaft positioning block is provided with a seventh long hole and a seventh threaded part located in the seventh long hole, the pin shaft positioning block is fixed on the first slider through the seventh threaded part, two ends of the pin shaft positioning block are respectively provided with two first semicircular grooves matched with the pin shaft, and when the pin shaft pushing plate pushes the pin shaft out of the pin shaft channel, the pin shaft is contacted with the first semicircular grooves, so that the pin shaft vertically falls down and is matched with the outer bottom sheet.

Preferably, a plurality of first locating blocks are further arranged on one side of the pin shaft locating block, a tenth long hole and a tenth threaded part are formed in the first locating block, the first locating block is fixed on the first sliding block through the tenth threaded part, two fourth semicircular grooves matched with the pin shaft are formed in two ends of the first locating block respectively, and the two fourth semicircular grooves are used for preventing the pin shaft from being toppled over in the advancing process.

Preferably, the outer bottom plate pushing mechanism comprises a second fixed block, a second sliding block and a first spring part, a second sliding groove is formed in the second fixed block, the second sliding block slides on the second sliding groove, one end of the second sliding block is connected with the first spring part, a beveling contact part is arranged at the other end of the second sliding block, the other end of the first spring part is connected with the second fixed block, the beveling contact part is gradually close to the workbench from bottom to top, beveling parts are arranged on two guide columns which are symmetrically distributed in the at least four guide columns, the beveling parts are gradually far away from the nail pressing beam from bottom to top, and when the beveling parts are driven to move downwards by the second driving device, the beveling parts can be abutted against the beveling contact part, so that the second driving device can drive the top pressing beam to move upwards and downwards and drive the outer bottom plate pushing.

Preferably, the positioning slide block assembly further comprises a third driving device and a fourth driving device, the third driving device is used for driving the first slide block to move back and forth, the fourth driving device is used for driving the first slide block to move transversely, the third driving device comprises a third driving piece and a first connecting piece, one end of the first connecting piece is fixedly connected with the third driving piece, the other end of the first connecting piece is fixedly connected with the first slide block, the fourth driving device comprises a fourth driving piece and a second connecting piece, one end of the second connecting piece is fixedly connected with the fourth driving piece, the other end of the second connecting piece is fixedly connected with the first slide block, and the third driving device and the fourth driving device drive the first slide block to reciprocate left, back, right and front sequentially.

The technical effects of the utility model:

1. the utility model discloses a beveling piece, second drive arrangement and the first spring part of setting on two guide posts of symmetric distribution in four piece at least guide posts realize the outer film of first slider automatic propelling movement and press the pushing down of nail crossbeam, only need a second drive arrangement moreover just can realize, and the synchronism is strong and control simple structure, and stability is strong.

2. The utility model discloses once impel two round pin axle positions forward, whole assembly process is simple effective, has realized the automatic assembly of round pin axle in the oil blanket chain.

3. The utility model discloses, a round pin off-axial material simple structure can hold more chain batching, increases chain batching simple and conveniently moreover, and the leftover material condition of end batching pipe fitting is judged to the gap of using to set up observation simultaneously, in time supplements.

4. The utility model discloses a horizontal and longitudinal movement's first slider and the twice propelling movement of round pin axle push pedal for the round pin axle locating piece of installation can enough play the positioning action to the chain assembly part on the positioning sliding block subassembly, can make conveying chain assembly part longitudinal movement get into next station, and can once only push two round pin axle assemblies, assembly efficiency is high.

5. The utility model discloses the in-process of propelling movement round pin axle in the round pin axle passageway, the place ahead of round pin axle has the spring leaf to exert backward effort to it all the time, has avoided the round pin axle to empty forward at the propelling movement in-process.

Drawings

FIG. 1 is a schematic structural view of the automatic assembling equipment for oil seal chain of the present invention;

FIG. 2 is a schematic view of the top view structure of the automatic assembling equipment for oil seal chain of the present invention;

FIG. 3 is a schematic structural view of the assembled clinch assembly of the present invention;

fig. 4 is a schematic structural view of the blanking assembly of the present invention;

FIG. 5 is a schematic structural view of the positioning block assembly of the present invention;

fig. 6 is a schematic view of the oil seal pushing process of the present invention;

fig. 7 is a schematic view of the pin pushing process of the present invention;

FIG. 8 is a schematic structural view of the chamfer of the present invention;

fig. 9 is a schematic view of the assembly process of the oil seal chain of the present invention.

Description of reference numerals: 1. a work table; 2. assembling a groove; 3. pressing the nail beam; 4. an outer film pushing mechanism; 5. assembling a pressing nail component; 6. a blanking assembly; 7. positioning the slider assembly; 60. a side push plate; 61. a pin shaft push plate; 62. a lower oil seal push plate; 63. a chain link push plate; 64. applying an oil seal push plate; 65. an outer cover plate push plate; 71. a first slider; 72. a pin shaft positioning block; 73. a chain link positioning block; 74. an outer cover plate positioning block; 51. pressing the pin shaft; 52. pressing nails by using a lower oil seal; 53. pressing nails on the chain links; 54. pressing nails by oil seal; 55. pressing nails on the outer cover plate; 8. a guide post; 41. a second fixed block; 42. a second slider; 43. a beveling member; 56. a pin detector; 57. a link detector; 66. a third fixed block; 75. a laterally moving safety device; 76. a vertically moving safety device; 620. a first positioning member; 621. a second positioning member; 622. a second spring member; 623. a first rotating member; 624. a third positioning member; 625. a fourth positioning member; 626. a third spring member; 627. a second rotating member; 628. a first extension portion; 67. a separation block; 68. a first spring plate; 69. a second spring plate; 77. a first positioning block; 78. and a second positioning block.

Detailed Description

Reference will now be made in detail to embodiments of the present invention, examples of which are illustrated in the accompanying drawings, wherein like reference numerals refer to the same or similar elements or elements having the same or similar function throughout. The embodiments described below with reference to the drawings are exemplary and intended to be used for explaining the present invention, and should not be construed as limiting the present invention.

In the description of the present invention, it is to be understood that the terms "center", "longitudinal", "lateral", "length", "width", "thickness", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "clockwise", "counterclockwise" and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and to simplify the description, but do not indicate or imply that the device or element referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore should not be construed as limiting the present invention.

Furthermore, the terms "first", "second" and "first" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defined as "first" or "second" may explicitly or implicitly include one or more of that feature. In the description of the present invention, unless otherwise specified, "a plurality" means two or more unless explicitly defined otherwise.

In the present invention, unless otherwise expressly specified or limited, the terms "mounted," "connected," and "fixed" are to be construed broadly and may, for example, be fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meaning of the above terms in the present invention can be understood according to specific situations by those skilled in the art.

In the present disclosure, unless expressly stated or limited otherwise, the first feature "on" or "under" the second feature may comprise direct contact between the first and second features, or may comprise contact between the first and second features not directly. Also, the first feature being "on," "above" and "over" the second feature includes the first feature being directly on and obliquely above the second feature, or merely indicating that the first feature is at a higher level than the second feature. A first feature being "under," "below," and "beneath" a second feature includes the first feature being directly under and obliquely below the second feature, or simply meaning that the first feature is at a lesser elevation than the second feature.

Example 1:

the pin shaft blanking device shown in fig. 1 is installed on a workbench 1, wherein the workbench 1 is provided with an assembly groove 2, a pressing nail cross beam 3 moving up and down relative to the assembly groove 2, and an outer bottom sheet pushing mechanism 4 moving transversely relative to the assembly groove 2, one side of the assembly groove 2 is provided with a blanking assembly 6, the other side of the assembly groove 2 is provided with a positioning slide block assembly 7, the pressing nail cross beam 3 is also provided with a second driving device, and the second driving device can drive the pressing top cross beam to move up and down and the outer bottom sheet pushing mechanism 4 to move transversely together; the positioning slide block component 7 is provided with a first slide block 71 which can slide transversely and back and forth relative to the assembling groove 2; the method is characterized in that:

the pin shaft blanking device comprises a pin shaft pressing nail 51 arranged on a pressing nail cross beam 3, a first driving device, a side push plate 60, a pin shaft push plate 61, a first fixed block, a pin shaft blanking part connected with the first fixed block, and a pin shaft positioning block 72 arranged on a first sliding block 71, wherein the first driving device is connected with the side push plate 60, the side push plate 60 is connected with the pin shaft push plate 61, the first fixed block is provided with a pin shaft channel used for the pin shaft push plate 61 to penetrate and to be in contact with the pin shaft blanking part, the first driving device drives the side push plate 60, an upper oil seal push plate 64 and a lower oil seal push plate 62 to do reciprocating motion back and forth, and a pin shaft penetrates through the pin shaft channel to abut against the pin shaft positioning block 72, so that the pin shaft vertically falls down onto an assembly groove 2.

Specifically, the pin shaft blanking parts are arranged in pairs and respectively connected with the pin shaft channels on the first fixing block, and the pin shaft pressing nails 51 are arranged in pairs and respectively press two pin shafts connected on the outer bottom plate.

Specifically, a partition block 67 is arranged in the pin shaft channel, the partition block 67 partitions the pin shaft channel into a first channel and a second channel, the first channel and the second channel are only wide for a pin shaft to pass through, a first spring plate 68 is arranged in the first channel, one end of the first spring plate 68 is fixed on the outer side of the first channel, the other end of the first spring plate is positioned at the outlet of the first channel and close to the partition block 67, a second spring plate 69 is arranged in the second channel, one end of the second spring plate 69 is fixed on the outer side of the second channel, the other end of the second spring plate is positioned at the outlet of the second channel and close to the partition block 67, one end of the pin shaft pushing plate 61 is provided with a second extending part and a third extending part, the second extending part is in clearance fit with the first channel, the third extending part is in clearance fit with the second channel, and the pin shaft has the possibility of, when the width of the first channel and the second channel can only accommodate the pin to pass through, the pin cannot topple left and right, in addition, the support of the first spring piece 68 and the second spring piece 69 is arranged in front of the pin, the pin cannot topple forwards, and in addition, the first spring piece 68 and the second spring piece 69 can also enable the pin to stably pass through the first through hole and the second through hole at a constant speed.

Specifically, the other two round pin axle detectors 56 that still are equipped with of round pin axle pressure nail 51, two round pin axle detectors 56 are installed on the beam that bears down on one, round pin axle detector 56 lower extreme is equipped with first feeler lever, send normal operating signal when first feeler lever contradicts the round pin axle, send out when not conflicting scarce a signal, like this when the round pin axle is normally installed or the round pin axle is emptyd, round pin axle detector 56 alright detect to make this application embodiment stop work.

Specifically, still be equipped with third fixed block 66, third fixed block 66 is fixed on workstation 1, be equipped with first slot hole and second slot hole on the round pin axle push pedal 61 to and be located the first screw thread spare in first slot hole and the second screw thread spare in the second slot hole, round pin axle push pedal 61 is fixed on third fixed block 66 through first screw thread spare and second screw thread spare slidable.

Specifically, round pin axle unloading spare both ends are opening tubular structure, the pipe fitting mount pad that sets up on workstation 1 is installed to round pin axle unloading spare one end, the pipe fitting mount pad is equipped with changes the accessory discharge gate, the height of discharge opening is set for according to the assembly position, batching pipe fitting axial is equipped with observes the gap, can observe the condition of batching pipe fitting surplus batching through observing the gap, and it is simple so to set up to add the material, still can observe the unloading condition at any time and reinforced to prevent empty material.

Specifically, a seventh long hole and a seventh threaded element are formed in the pin shaft positioning block 72, the pin shaft positioning block 72 is fixed to the first slider 71 through the seventh threaded element, two first semicircular grooves matched with the pin shafts are formed in two ends of the pin shaft positioning block 72 respectively, and when the pin shaft pushing plate 61 pushes the pin shafts out of the pin shaft channel, the pin shafts are in contact with the first semicircular grooves, so that the pin shafts vertically fall and are matched with the outer bottom sheet.

Specifically, a plurality of first locating blocks 77 are further arranged on one side of the pin shaft locating block 72, a tenth long hole is formed in each first locating block 77, and a tenth threaded part located in the tenth long hole is formed in each first locating block 77, each first locating block 77 is fixed to the first sliding block 71 through the tenth threaded part, two fourth semicircular grooves matched with the pin shafts are formed in two ends of each first locating block 77 respectively, and the two fourth semicircular grooves are used for preventing the pin shafts from being toppled in the advancing process.

Specifically, the outer bottom sheet pushing mechanism 4 comprises a second fixed block 41, a second sliding block 42 and a first spring element, the second fixed block 41 is provided with a second sliding groove, the second sliding block 42 slides on the second sliding groove, one end of the second sliding block 42 is connected with the first spring part, the other end is provided with a beveled contact part, the other end of the first spring part is connected with the second fixed block 41, the beveling contact part is gradually close to the workbench 1 from bottom to top, beveling pieces 43 are arranged on two guide columns 8 which are symmetrically distributed in the four guide columns 8, the beveling piece 43 is gradually far away from the nail pressing beam 3 from bottom to top, the beveling piece 43 can be abutted against the beveling contact part when the second driving device drives the beveling piece 43 to move downwards, so that the second driving device can drive the capping beam to move up and down and the outer bottom plate pushing mechanism 4 to move transversely together; in this embodiment, the second driving device is a hydraulic cylinder, so that only one hydraulic cylinder is needed to simultaneously control the pressing of the top pressing beam and the automatic pushing of the first slider 71 to the outer bottom sheet, and the structure is simple and the synchronism is consistent.

Specifically, the third driving device and the fourth driving device drive the first slider 71 to perform reciprocating motions of leftward, rearward, rightward and forward in sequence, and by means of the arrangement, through twice pushing of the positioning slider assembly 7 which moves transversely and longitudinally, the pin shaft push plate 61, the lower oil seal push plate 62, the chain link push plate 63, the upper oil seal push plate 64 and the outer cover plate push plate 65, the pin shaft positioning block 72, the first positioning block 77, the chain link positioning block 73, the second positioning block 78 and the outer cover plate positioning block 74 which are mounted on the positioning slider assembly 7 can not only play a positioning role on a chain assembly, but also enable a conveying chain assembly to move longitudinally to enter a next station, and can push two assemblies at a time, so that the assembly efficiency is high.

Specifically, the positioning block assembly 7 is further provided with a lateral movement safety device 75, the lateral movement safety device 75 includes a third connecting member, a first adjusting screw and a lateral movement switch, one end of the third connecting member is fixedly connected to the first slider 71, and the other end of the third connecting member is fixed with the first adjusting screw, when the fourth driving device drives the first slider 71 to laterally move in place, the first adjusting screw can abut against the lateral movement switch, so that the fourth driving assembly normally works, and when the fourth driving device drives the first slider 71 to laterally move out of place, the first adjusting screw cannot abut against the lateral movement switch, so that the fourth driving assembly stops working.

Specifically, the positioning block assembly 7 is further provided with a vertical movement safety device 76, the vertical movement safety device 76 includes a fourth connecting member, a second adjusting screw and a vertical movement switch, one end of the fourth connecting member is fixedly connected with the first slider 71, and the other end of the fourth connecting member is fixed with the second adjusting screw, when the third driving device drives the first slider 71 to vertically move in place, the second adjusting screw can abut against the vertical movement switch so that the third driving assembly normally works, and when the fourth driving device drives the first slider 71 to vertically move out of place, the second adjusting screw cannot abut against the vertical movement switch so that the third driving assembly stops working.

Example 2:

the utility model provides an oil blanket chain automatic assembly equipment, includes as above round pin axle unloader still includes:

the chain link mechanism comprises a lower oil seal push plate 62, a chain link push plate 63, an upper oil seal push plate 64 and an outer cover plate push plate 65 which are fixedly connected with a side push plate 60, and an outer bottom plate blanking part, a lower oil seal blanking part, a chain link blanking part, an upper oil seal blanking part and an outer cover plate blanking part which are connected with a first fixing block, wherein a lower oil seal channel for the lower oil seal push plate 62 to penetrate and be contacted with the lower oil seal blanking part, a chain link channel for the chain link push plate 63 to penetrate and be contacted with the chain link blanking part, an upper oil seal channel for the upper oil seal push plate 64 to penetrate and be contacted with the upper oil seal blanking part, and an outer cover plate channel for the outer cover plate push plate 65 to penetrate and be contacted with the outer cover plate blanking part are;

the positioning slide block assembly 7 further comprises a pin shaft positioning block 72, a link positioning block 73 and an outer cover plate positioning block 74 which are fixed on the first slide block 71;

the assembly pressing nail assembly 5 further comprises a lower oil seal pressing nail 52, a link pressing nail 53, an upper oil seal pressing nail 54 and an outer cover plate pressing nail 55 which are used for pressing down the lower oil seal, the link, the upper oil seal and the outer cover plate of the oil seal chain component.

So set up, this application embodiment assembles outer film, round pin axle, lower oil blanket, chain link, goes up oil blanket and outer cover plate in proper order, and whole assembly process is simple effective, has realized the automatic assembly of oil blanket chain.

Specifically, press nail crossbeam 3 to install on workstation 1 through four piece at least guide posts 8, adopt four guide posts 8 in this embodiment, four guide posts 8 are the rectangle and distribute, be equipped with four guiding holes that supply guide post 8 to reciprocate on workstation 1, four guide posts 8 can reciprocate for four guiding holes of workstation 1 through second drive arrangement to drive and press nail crossbeam 3 to reciprocate, press nail crossbeam 3 to push down the in-process, can produce and rock, thereby influence the machining precision of product, adopt four guide posts 8 can avoid rocking.

Specifically, the pin shaft pressing nails 51 are arranged in pairs and respectively press two pin shafts connected on the outer bottom sheet, the lower oil seal pressing nails 52 are arranged in pairs and respectively press two lower oil seals down onto the two pin shafts, the pin shaft pressing nails comprise a pre-pressing nail and a final pressing nail which are arranged in pairs, the pre-pressing nail presses a chain link to be in contact with the two pin shafts, the upper end surface of each pin shaft is equal to the upper section height of the chain link, the end part of each final pressing nail is in a truncated cone shape and is provided with a shaft hole, the diameter of the shaft hole is larger than that of each pin shaft, the lower end part of each final pressing nail is pressed against an upper chain plate, the part of an upper chain plate protruding out of each pin shaft is positioned in the shaft hole, the upper oil seal pressing nails 54 are arranged in pairs and respectively press the two lower oil seals down onto the chain link and the two pin shafts, the outer bottom sheet pressing nails are arranged in pairs and are used for pressing and deforming the top ends of the pin shafts, the phenomenon that the pressure nail is deviated or unstable due to quick long-distance jacking in one-time transfer is avoided, and the final pressure nail has the functions of determining the vertical position and adjusting the length of the protruding part at one end of the pin shaft, so that the chain is stably and efficiently assembled; in addition, the axis guide protrusion at the end part of the pin shaft is subjected to impact deformation through the outer cover plate pressing nail, so that the pin shaft is more tightly matched with the upper chain plate and the lower chain plate in an interference fit mode and is not easy to fall off or damage.

Specifically, be equipped with two round pin axle detectors 56 between round pin axle pressure nail 51 and the chain link pressure nail 53, two round pin axle detectors 56 are close to round pin axle pressure nail 51, round pin axle detector 56 lower extreme is equipped with first feeler lever, send normal operating signal when first feeler lever conflict round pin axle, send out when not conflicting and lack a signal, when round pin axle normal installation or round pin axle are emptyd like this, round pin axle detector 56 alright detect to make this application embodiment stop work.

Specifically, a link detector 57 is further arranged between the link pressing nail 53 and the upper seal pressing nail 54, the link detector 57 is positioned between the two pin shafts, the lower ends of the link pressing nail 53 and the link detector 57 are lower than the pin shaft pressing nail 51, a second contact lever is arranged at the lower end of the pin shaft detector 56, and the second contact lever generates a normal working signal when abutting against the link and a missing part signal when not abutting against the link; the reason is that the chain link detector 57 is installed on the pressure nail beam 3, so the downward pressing stroke is consistent with the stroke of the pin shaft pressure nail 51, the lower ends of the chain link pressure nail 53 and the chain link detector 57 are lower than the pin shaft pressure nail 51 and can contact the chain link, and a missing part signal is sent out when no collision occurs, so that the working stop of the embodiment of the application is realized.

Specifically, still be equipped with on the first fixed block and prevent oil blanket jump-up device, prevent oil blanket jump-up device and establish on last oil blanket and press between nail 54 and the outer cover plate pressure nail, prevent oil blanket jump-up device and be used for preventing that the oil blanket breaks away from the round pin axle in the stage of assembly groove 2 in the process of advancing, so set up because assembly groove 2 in this application embodiment once advances two round pin axle distances, then stops, goes up the oil blanket and probably drops round pin axle top owing to inertial effect, consequently sets up and prevents oil blanket jump-up device.

Specifically, the blanking assembly 6 further comprises a third fixing block 66, the third fixing block 66 is fixed on the workbench 1, the pin shaft pushing plate 61 is provided with a first long hole and a second long hole, and a first threaded part and a second threaded part which are positioned in the first long hole, the pin shaft pushing plate 61 is slidably fixed on the third fixing block 66 through the first threaded part and the second threaded part, the lower oil seal pushing plate 62 is provided with a third long hole and a third threaded part which is positioned in the third long hole, the lower oil seal pushing plate 62 is slidably fixed on the third fixing block 66 through the third threaded part, the link pushing plate 63 is provided with a fourth long hole and a fourth threaded part which is positioned in the fourth long hole, the link pushing plate 63 is slidably fixed on the third fixing block 66 through the fourth threaded part, the upper oil seal pushing plate 64 is provided with a fifth long hole and a fifth threaded part which is positioned in the fifth long hole, go up oil blanket push pedal 64 and fix on third fixed block 66 through fifth screw slidable, be equipped with the sixth slot hole on the outer cover plate push pedal 65 and be located the sixth screw in the sixth slot hole, outer cover plate push pedal 65 is fixed on third fixed block 66 through sixth screw slidable, so sets up, alright make round pin axle push pedal 61, lower oil blanket push pedal 62, chain link push pedal 63, go up oil blanket push pedal 64 and outer cover plate push pedal 65 slidable fix on third fixed block 66.

Specifically, outer bottom piece unloading spare, round pin axle unloading spare, lower oil blanket unloading spare, chain link unloading spare, go up oil blanket unloading spare and outer cover plate unloading spare are both ends opening tubular structure, outer bottom piece unloading spare, round pin axle unloading spare, lower oil blanket unloading spare, chain link unloading spare, go up the pipe fitting mount pad that oil blanket unloading spare and outer cover plate unloading spare one end all installed and set up on workstation 1, the pipe fitting mount pad is equipped with the rotating part discharge gate, the height of discharge opening is set for according to the assembly position, batching pipe fitting axial is equipped with observes the gap, can observe the condition of the remaining batching of batching pipe fitting through observing the gap, and it is simple so to set up the feeding, still can observe the unloading condition at any time and reinforced to prevent empty material.

Specifically, the positioning slide block assembly 7 further includes a third driving device and a fourth driving device, the third driving device is configured to drive the first slide block 71 to move back and forth, the fourth driving device is configured to drive the first slide block 71 to move transversely, the third driving device includes a third driving element and a first connecting element, one end of the first connecting element is fixedly connected to the third driving element, and the other end of the first connecting element is fixedly connected to the first slide block 71, the fourth driving device includes a fourth driving element and a second connecting element, one end of the second connecting element is fixedly connected to the fourth driving element, and the other end of the second connecting element is fixedly connected to the first slide block 71.

Specifically, one end of the lower oil seal push plate 62 is provided with a first extension portion 628, the first extension portion 628 is located in the middle of the lower oil seal push plate 62 and is narrower than the lower oil seal push plate 62, the lower oil seal channel is provided with a first positioning member 620, a second positioning member 621, a second spring member 622 and a first rotating member 623 which are located on one side of the lower oil seal push plate 62, and a third positioning member 624, a fourth positioning member 625, a third spring member 626 and a second rotating member 627 which are symmetrically distributed on the other side of the lower oil seal push plate 62, the first rotating member 623 can rotate around the second positioning member 621, the second rotating member 627 can rotate around the fourth positioning member 625, one end of the second spring member 622 is connected with the lower oil seal push plate 62 and the other end of the second spring member 622 is connected with the first rotating member 623 around the second positioning member 621, one end of the third spring member 626 is connected, and bypasses the fourth positioning member 625 to connect the other end of the third spring member 626 to the second rotating member 627, when the lower oil seal channel of the lower oil seal push plate 62 advances, the first rotating member 623 and the second rotating member 627 rotate respectively in a direction approaching the first extending portion 628, thereby clamping two lower oil seals, the upper oil seal push plate 64 and the lower oil seal push plate 62 have the same structure, the structure arranged in the upper oil seal channel is the same as that arranged in the lower oil seal channel, and the upper oil seal channel is higher than the lower oil seal channel, so that if the oil seal is simply pushed out, then, the process of freely sleeving the oil seal on the pin shaft is full of a plurality of uncertain factors, so that the oil seal cannot fall on the pin shaft, however, the oil seal can be accurately dropped onto the pin by rotating the first rotating member 623 and the second rotating member 627 respectively in the direction approaching the first extending portion 628.

Specifically, the lower oil seal pressing nail 52 comprises a lower pressing part, a sleeve and a pressing ring, a transverse through hole is arranged above the top pressing beam, a first safety switch is arranged at the bottom end of the transverse through hole, one end of the pressing ring is connected with the first safety switch, the other end of the pressing ring is connected with the lower pressing part, part of the lower pressing part is sleeved in the sleeve and can move relative to the sleeve, the sleeve is fixed on the top pressing beam, the lower pressing part stops pressing when the lower pressing part contacts the oil seal in the pressing process of the beam, the sleeve continues to press, so that the lower pressing part cannot generate tensile acting force on the pressing ring, and the pressing ring cannot generate acting force on the first safety switch; when the splenium does not contact the oil blanket down, the splenium continues to push down, and the sleeve continues to push down to the splenium produces tensile effort to the clamping ring, and the clamping ring produces the effort to first safety switch, makes first safety switch remove to horizontal through-hole top, and this application embodiment stop work.

Specifically, be equipped with eighth slot hole on the chain link locating piece 73 to and be located the eighth screw member of eighth slot hole, chain link locating piece 73 is fixed on first slider 71 through eighth screw member, chain link locating piece 73 both ends are equipped with respectively with chain link complex second half slot, second half slot bottom be equipped with two with round pin axle complex third half slot, when chain link push pedal 63 released the chain link from the chain link passageway, chain link and second half slot contact, round pin axle and third half slot contact, the chain link is vertical to fall and the cover is established at two adjacent round epaxially.

Specifically, still be equipped with a plurality of first locating blocks 77 between round pin axle locating piece 72 and link locating piece 73, be equipped with the tenth slot hole on the first locating block 77 to and be located the tenth screw member in the tenth slot hole, first locating block 77 is fixed on first slider 71 through the tenth screw member, first locating block 77 both ends are equipped with two fourth half recesses with round pin axle matched with respectively, two fourth half recesses are used for preventing the round pin axle and topple over in advancing the in-process.

Specifically, be equipped with the ninth slot hole on the outer apron locating piece 74 to and be located the ninth screw member of ninth slot hole, link locating piece 73 is fixed on first slider 71 through the ninth screw member, outer apron locating piece 74 includes integrated into one piece or fixed connection's last location portion and lower location portion, location portion both ends are equipped with two respectively with the adjacent section complex fifth half slot of adjacent link and can insert the first most advanced between two links down, go up location portion both ends and be equipped with respectively with outer cover plate complex sixth half slot, when outer cover plate push pedal 65 is with outer cover plate when outer cover plate passageway is released, outer cover plate and sixth half slot contact, the adjacent section and the fifth half slot contact of two adjacent links, outer cover plate is vertical to fall and the cover is established on two adjacent round pins.

Specifically, still be equipped with a plurality of second locating pieces 78 between outer cover plate locating piece and chain link locating piece 73, be equipped with the eleventh slot hole on the second locating piece 78 to and be located the eleventh screw member in the eleventh slot hole, second locating piece 78 is fixed on first slider 71 through the eleventh screw member, second locating piece 78 both ends are equipped with two respectively and adjacent section complex seventh semi-circular slot of adjacent chain link and can insert the second pointed end between two chain links, two seventh semi-circular slots are used for preventing that the chain link from empting in the process of advancing.

In the description herein, references to the description of the term "one embodiment," "some embodiments," "an example," "a specific example," or "some examples," etc., mean that a particular feature, structure, material, or characteristic described in connection with the embodiment or example is included in at least one embodiment or example of the invention. In this specification, the schematic representations of the terms used above do not necessarily refer to the same embodiment or example. Furthermore, the particular features, structures, materials, or characteristics described may be combined in any suitable manner in any one or more embodiments or examples.

Although embodiments of the present invention have been shown and described, it is to be understood that the above embodiments are exemplary and should not be construed as limiting the present invention, and that changes, modifications, substitutions and alterations can be made to the above embodiments by those of ordinary skill in the art without departing from the principles and spirit of the present invention. Any modification, equivalent replacement, or improvement made within the spirit and principle of the present invention should be included in the protection scope of the present invention.

Claims

1. A pin shaft blanking device is installed on a workbench (1), wherein an assembly groove (2), a pressing nail cross beam (3) moving up and down relative to the assembly groove (2) and an outer bottom sheet pushing mechanism (4) moving transversely relative to the assembly groove (2) are arranged on the workbench (1), a blanking assembly (6) is arranged on one side of the assembly groove (2), a positioning slider assembly (7) is arranged on the other side of the assembly groove (2), the pressing nail cross beam (3) is installed on the workbench (1) through at least four guide columns (8), a second driving device is further arranged on the pressing nail cross beam (3), and the second driving device can drive the pressing top cross beam to move up and down and the outer bottom sheet pushing mechanism (4) to move transversely together; the positioning slide block component (7) is provided with a first slide block (71) which can slide transversely and back and forth relative to the assembling groove (2); the method is characterized in that:

the pin shaft blanking device comprises a pin shaft pressing nail (51) arranged on a pressing nail cross beam (3), and a first driving device, a side push plate (60), a pin shaft push plate (61) and a first fixed block which are arranged on the workbench (1), a pin shaft blanking part connected with the first fixed block, and a pin shaft positioning block (72) arranged on the first sliding block (71), the first driving device is connected with a side push plate (60), the side push plate (60) is connected with a pin shaft push plate (61), the first fixed block is provided with a pin shaft channel which is used for a pin shaft push plate (61) to pass through and contact with a pin shaft blanking part, the first driving device drives the side push plate (60), the upper oil seal push plate (64) and the lower oil seal push plate (62) to reciprocate back and forth, and the pin shaft penetrates through the pin shaft channel and abuts against the pin shaft positioning block (72) so as to vertically fall onto the assembling groove (2).

2. The blanking device for the pin shaft according to claim 1, wherein the blanking members for the pin shaft are arranged in pairs and respectively connected to the pin shaft passages of the first fixing block, and the pin shaft pressing nails (51) are arranged in pairs and respectively press against the two pin shafts connected to the outer bottom plate.

3. The blanking device for the pin shaft as claimed in claim 1, wherein a separating block (67) is provided in the pin shaft channel, the separating block (67) separates the pin shaft channel into a first channel and a second channel, the first channel and the second channel have a width that can only accommodate the pin shaft to pass through, a first spring leaf (68) is provided in the first channel, one end of the first spring leaf (68) is fixed outside the first channel, the other end of the first spring leaf is located at the outlet of the first channel and close to the separating block (67), a second spring leaf (69) is provided in the second channel, one end of the second spring leaf (69) is fixed outside the second channel, the other end of the second spring leaf is located at the outlet of the second channel and close to the separating block (67), one end of the pin shaft pushing plate (61) is provided with a second extending part and a third extending part, the second extending part is in clearance fit with, the third extension is in clearance fit with the second channel.

4. The blanking device for the pin shaft according to claim 1, wherein two pin shaft detectors (56) are further arranged beside the pin shaft pressing nail (51), the two pin shaft detectors (56) are mounted on the top pressing beam, a first contact rod is arranged at the lower end of each pin shaft detector (56), and the first contact rod sends a normal working signal when abutting against the pin shaft and sends a missing part signal when not abutting against the pin shaft.

5. The blanking device for the pin shaft according to claim 1, characterized in that a third fixing block (66) is further provided, the third fixing block (66) is fixed on the workbench (1), the pin shaft pushing plate (61) is provided with a first long hole and a second long hole, and a first threaded member and a second threaded member are arranged in the first long hole and the second long hole, and the pin shaft pushing plate (61) is slidably fixed on the third fixing block (66) through the first threaded member and the second threaded member.

6. The blanking device for the pin shaft according to claim 1, wherein two ends of the blanking piece for the pin shaft are open tubular structures, one end of the blanking piece for the pin shaft is mounted on a pipe fitting mounting seat arranged on the workbench (1), and the pipe fitting mounting seat is provided with a rotary part discharge hole.

7. The blanking device for the pin shaft according to claim 1, wherein a seventh long hole and a seventh threaded element are arranged on the pin shaft positioning block (72), the pin shaft positioning block (72) is fixed on the first sliding block (71) through the seventh threaded element, two first semicircular grooves matched with the pin shaft are respectively arranged at two ends of the pin shaft positioning block (72), and when the pin shaft is pushed out from the pin shaft channel by the pin shaft pushing plate (61), the pin shaft is contacted with the first semicircular grooves, so as to vertically fall and be matched with the outer bottom sheet.

8. The blanking device for the pin shaft according to claim 1, wherein one side of the pin shaft positioning block (72) is further provided with a plurality of first positioning blocks (77), the first positioning blocks (77) are provided with tenth long holes and tenth screw members located in the tenth long holes, the first positioning blocks (77) are fixed on the first sliding block (71) through the tenth screw members, two ends of the first positioning blocks (77) are respectively provided with two fourth semicircular grooves matched with the pin shaft, and the two fourth semicircular grooves are used for preventing the pin shaft from toppling over in the advancing process.

9. The blanking device for the pin shaft according to claim 1, wherein the outer bottom plate pushing mechanism (4) comprises a second fixed block (41), a second sliding block (42) and a first spring part, a second sliding groove is formed in the second fixed block (41), the second sliding block (42) slides on the second sliding groove, one end of the second sliding block (42) is connected with the first spring part, a beveled contact part is formed in the other end of the second sliding block, the other end of the first spring part is connected with the second fixed block (41), the beveled contact part is gradually close to the workbench (1) from bottom to top, beveled parts (43) are arranged on two symmetrically distributed guide columns (8) in the at least four guide columns (8), the beveled parts (43) are gradually far away from the nail pressing cross beam (3) from bottom to top, and when the second driving device drives the beveled parts (43) to move downwards, the beveled parts (43) can be abutted against the beveled contact parts, so that the second driving device can drive the top pressing beam to move up and down and the outer bottom plate pushing mechanism (4) to move transversely together.

10. A blanking device for pin shafts according to claim 1, characterized in that said positioning slider assembly (7) further comprises a third driving means and a fourth driving means, the third driving device is used for driving the first sliding block (71) to move back and forth, the fourth driving device is used for driving the first sliding block (71) to move transversely, the third driving device comprises a third driving piece and a first connecting piece, one end of the first connecting piece is fixedly connected with the third driving piece, the other end of the first connecting piece is fixedly connected with the first sliding block (71), the fourth driving device comprises a fourth driving part and a second connecting part, one end of the second connecting part is fixedly connected with the fourth driving part, the other end of the second connecting part is fixedly connected with the first sliding block (71), the third driving device and the fourth driving device drive the first sliding block (71) to do reciprocating motion leftwards, backwards, rightwards and forwards in sequence.