CN212169515U - Doctor-bar divides material, assembly quality - Google Patents
Doctor-bar divides material, assembly quality Download PDFInfo
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- CN212169515U CN212169515U CN202020632021.6U CN202020632021U CN212169515U CN 212169515 U CN212169515 U CN 212169515U CN 202020632021 U CN202020632021 U CN 202020632021U CN 212169515 U CN212169515 U CN 212169515U
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Abstract
The utility model discloses a doctor-bar divides material, assembly quality, including doctor-bar feed divider and doctor-bar assembly quality, doctor-bar feed divider includes: a platform; the material storage column comprises a blanking plate fixedly arranged at the bottom of the material storage column, and a gap between the lower bottom surface of the blanking plate and the upper surface of the platform is larger than the height of one scraping blade and smaller than the height of two scraping blades; the extrusion devices are symmetrically arranged on two sides of the platform and comprise extrusion plates, and the extrusion plates on the two sides can move in opposite directions in the horizontal direction; a gripper having a clamping assembly for clamping the blade; the material storage column can be used for placing a plurality of superposed scraping sheets, the extrusion plate can be used for radially and inwardly extruding the scraping sheets at the lowest layer, so that the scraping sheets at the lowest layer form a protruding part staggered with the blanking plate, and the clamping assembly can upwards clamp the protruding part; the scraping blade assembling device can expand the inner diameter of the scraping blade and install the scraping blade into the scraping blade clamping groove on the piston.
Description
Technical Field
The utility model relates to a piston ring equipment field, concretely relates to doctor-bar divides material, assembly quality.
Background
The piston rings are various in types, have larger ring diameter and thickness difference and specifically comprise a first ring, a second ring, a lining ring and a scraping piece; the scraping blade is light in weight and thin in thickness, the thickness is generally about 0.35mm, and in the piston ring mounting process, the scraping blade needs to be mounted in a scraping blade clamping groove on the piston.
The existing doctor blades are mostly manually loaded, so that the manual ring loading efficiency is low, the labor intensity is very high due to the thin thickness, and the doctor blades are easily damaged manually; most importantly, the piston ring mounting precision requirement is high, the manual ring mounting precision is low, the rework rate is high, and accordingly high labor cost and other problems can be brought to enterprises.
In the prior art, in order to automatically mount the scraping blade on the piston, a single scraping blade needs to be separated, but the thickness of the scraping blade is thin, so that a plurality of scraping blades are easy to clamp when the scraping blade is directly clamped, and the single scraping blade is difficult to separate.
SUMMERY OF THE UTILITY MODEL
In order to solve the technical problem, the utility model provides a doctor-bar divides material, assembly quality to overcome above-mentioned problem.
In order to solve the technical problem, the utility model adopts the following technical scheme:
the utility model provides a doctor-bar divides material, assembly quality, includes doctor-bar feed divider and doctor-bar assembly quality, doctor-bar feed divider includes:
a platform;
the material storage column comprises a blanking plate fixedly arranged at the bottom of the material storage column, and a gap between the lower bottom surface of the blanking plate and the upper surface of the platform is larger than the height of one scraping blade and smaller than the height of two scraping blades;
the extrusion devices are symmetrically arranged on two sides of the platform and comprise extrusion plates, and the extrusion plates on the two sides can move in opposite directions in the horizontal direction;
a gripper having a clamping assembly for clamping the blade;
the material storage column can be used for placing a plurality of superposed scraping sheets, the extrusion plate can extrude one end of the scraping sheet at the lowest layer, so that the scraping sheet at the lowest layer is translated and forms a protruding part staggered with the blanking plate, and the clamping assembly can upwards clamp the protruding part and drive the scraping sheet at the lowest layer to move along the length direction of the platform; the height of the upper surface of the extrusion plate is lower than that of the lower bottom surface of the second layer of doctor blade when the extrusion plate extrudes the lowermost doctor blade;
the scraping blade assembling device can expand the inner diameter of the scraping blade and install the scraping blade into the scraping blade clamping groove on the piston.
Further, doctor-bar assembly quality includes the fixed plate, be connected with the fixture who snatchs the doctor-bar on the lower terminal surface of fixed plate just be equipped with circular through-hole on the fixed plate, fixture include around circular through-hole evenly distributed and connect a plurality of claw parts on the fixed plate, every claw part includes:
the mounting rack is arranged below the fixed plate;
the pull ring assembly is fixedly connected to one side surface, facing the circular through hole, of the mounting frame and is used for being in contact with the scraping blade from top to bottom and being capable of being in contact with the inner diameter surface of the scraping blade;
the supporting ring assembly is fixedly connected to the other side face of the mounting frame and is used for contacting the scraping blade from bottom to top and clamping the scraping blade by matching with the pull ring assembly;
the ring pull assembly and the ring support assembly can clamp multiple parts of the wiper blade and stretch the wiper blade radially outwards.
Further, the mounting bracket through a flexible subassembly with the fixed plate is connected, flexible subassembly include the rigid coupling in telescopic cylinder, rigid coupling on the fixed plate are at telescopic cylinder expansion end side and close to in the mount of circular through-hole and connecting gyro wheel on the mount, the mounting bracket rigid coupling is in telescopic cylinder expansion end's below, the gyro wheel accepts down force and makes telescopic cylinder stretch out and draw back in order to drive the pull ring subassembly and act on the internal diameter face of doctor-bar.
The pull ring assembly comprises a pull ring cylinder which is fixedly connected to the mounting frame and is vertically arranged, a vertical moving plate connected to the movable end of the pull ring cylinder, a lower pressing block fixedly connected to the lower end of the vertical moving plate, and a pull plate connected to the side face, facing the inner side of the fixed plate, of the lower pressing block, wherein the length of the pull plate is greater than that of the lower pressing block; and the bottom surface of the fixed end of the pull ring cylinder is connected with a limit screw facing the bottom surface of the movable end of the pull ring cylinder.
The supporting ring assembly comprises an upper supporting ring cylinder, a lower supporting ring cylinder, a connecting frame, a transverse supporting ring cylinder, a supporting block connecting frame and an upper supporting block, wherein the upper supporting ring cylinder and the lower supporting ring cylinder are fixedly connected to the mounting frame and are vertically arranged, the connecting frame is connected to the movable ends of the upper supporting ring cylinder and the lower supporting ring cylinder and can move up and down, the transverse supporting ring cylinder is fixedly connected to the bottom end face of the connecting frame, the supporting block connecting frame is connected to the movable end of the transverse supporting ring cylinder and can move transversely, and the upper supporting block is fixedly connected to; the support block connecting frame comprises a transverse plate connected to the movable end of the transverse support ring air cylinder, a vertical plate connected to the bottom end face of the transverse plate, and a long rod connected to the bottom end face of the vertical plate and extending towards the pull ring assembly, and the upper support block is connected to the extending end of the long rod; the connecting frame is fixedly connected with a vertical plate, and the vertical plate is connected with a vertically arranged stroke positioning screw.
Further, the cross section of the blanking plate is circular, and the extrusion plate extrudes one end of the lowermost layer of the scraping blade, so that the protruding part is formed between the other end of the lowermost layer of the scraping blade and the blanking plate.
Further, extrusion device includes extrusion cylinder, extrusion cylinder has the extrusion piston rod of doing the horizontal direction motion, extrusion piston rod and stripper plate fixed connection, extrusion cylinder and platform fixed connection.
Furthermore, the clamping device also comprises a carrying assembly capable of driving the clamping assembly to move in the horizontal direction, and a lifting assembly capable of driving the clamping assembly to move in the vertical direction; the conveying assembly comprises a linear electric cylinder and a conveying working part which is driven by the linear electric cylinder to do horizontal motion; the lifting assembly comprises a horizontally arranged mounting plate, a vertically arranged support plate and a lifting cylinder, the mounting plate is fixedly connected with the carrying working part, the lower end of the support plate is fixedly connected with the upper surface of the mounting plate, the lifting cylinder is fixedly arranged on one side of the support plate, and the lifting cylinder is provided with a lifting piston rod which vertically moves; the clamping assembly comprises a supporting plate, a bidirectional cylinder and a clamping jaw driven by the bidirectional cylinder to perform clamping action, the lifting piston rod is fixedly connected with the lower surface of the supporting plate, and the bidirectional cylinder is fixedly arranged on the upper surface of the supporting plate; the clamping device is arranged below the platform, the platform is provided with openings extending along the directions of two ends of the platform, and the size of the clamping jaw is smaller than that of the opening.
Furthermore, the material storage column also comprises a connecting column, an upper end plate and a positioning plate for positioning the scraping blade; one end of the connecting column is fixedly connected with the lower surface of the upper end plate, and the other end of the connecting column is fixedly connected with the upper surface of the blanking plate; the positioning plate is vertically arranged, one end of the positioning plate is fixedly connected with the lower surface of the upper end plate, and the other end of the positioning plate is fixedly connected with the upper surface of the blanking plate; the material distributing device further comprises a fixing column, one end of the fixing column is fixedly connected with the upper surface of the platform, and the other end of the fixing column is fixedly connected with the positioning plate.
Compared with the prior art, the utility model has the advantages that:
1. because the doctor blades are thin and difficult to directly separate, the doctor blades at the lowest layer of the material storage column are firstly extruded and displaced by the extruding device, the protruding part is clamped by the clamping component, and the clamping component can drive the doctor blades to horizontally move, so that the separation of the single doctor blades is realized.
2. The utility model clamps the scraping blade needing ring installation through the clamping action between the lower pressing block in the pull ring component and the upper supporting block in the supporting ring component; through the action of the pulling plate, the arranged claw components can simultaneously exert acting force on the inner diameter surface of the scraping blade so as to realize the expansion of the scraping blade; and finally, when the clamped scraping blade is transferred to the clamping groove position corresponding to the piston, the pulling plate is separated from the scraping blade under the action of the pulling ring cylinder, so that the scraping blade is elastically restored and assembled on the piston, and the ring mounting process is completed.
Drawings
Fig. 1 is a schematic overall structure diagram of the present invention;
FIG. 2 is a schematic structural view of the wiper blade of the present invention;
fig. 3 is a schematic structural view of the clamping device of the present invention;
FIG. 4 is a schematic structural view of the extruding apparatus of the present invention;
fig. 5 is a schematic structural view of the extrusion plate of the present invention;
FIG. 6 is a schematic view of the process of extruding the doctor blade by the extruding plate according to the present invention;
FIG. 7 is a schematic structural view of the wiper blade of the present invention after being squeezed by the squeezing plate;
fig. 8 is a schematic structural view of the clamping jaw of the present invention;
fig. 9 is a schematic structural view of the upper end plate of the present invention;
fig. 10 is a schematic structural view of the positioning plate of the present invention;
fig. 11 is a schematic structural view of the doctor blade assembling apparatus of the present invention viewed from the bottom up;
fig. 12 is a schematic structural view of the doctor blade assembling apparatus of the present invention viewed from top to bottom;
fig. 13 is a schematic structural view of the claw member of the present invention;
fig. 14 is a side view of fig. 13.
Detailed Description
A preferred embodiment of the present invention will be described in detail below with reference to the accompanying drawings.
In the prior art, when the scraper is arranged on the piston, the scraper needs to be manually arranged, the decoction is labor-consuming, and the efficiency is lower; when an automatic production line is adopted for installation, a single doctor blade needs to be separated in advance, as shown in fig. 2, the doctor blade is thin, the thickness of the doctor blade is about 0.35mm, the clamping device is difficult to accurately clamp the single doctor blade, and the separation of the doctor blade cannot be realized.
The utility model discloses a material is divided to the mode of extrusion doctor-bar.
As shown in fig. 1-10, a doctor blade distributing and assembling device includes a doctor blade distributing device and a doctor blade assembling device, the doctor blade distributing device includes:
a platform 100;
the material storage column 200 comprises a blanking plate 210 fixedly arranged at the bottom of the material storage column, and the clearance between the lower bottom surface of the blanking plate and the upper surface of the platform is larger than the height of one scraper and smaller than the height of two scrapers;
the extrusion devices 300 are symmetrically arranged on two sides of the platform and comprise extrusion plates 320, and the extrusion plates on the two sides can move in opposite directions in the horizontal direction;
a gripper 400 having a clamping assembly 430 for clamping the blade;
a plurality of superposed scraping blades 10 can be placed on the material storage column, the extrusion plate can extrude one end of the scraping blade at the lowest layer, so that the scraping blade at the lowest layer moves horizontally and forms a protruding part 11 staggered with the blanking plate, and the clamping assembly can upwards clamp the protruding part and drive the scraping blade at the lowest layer to move along the length direction of the platform; the height of the upper surface of the extrusion plate is lower than that of the lower bottom surface of the second layer of doctor blade when the extrusion plate extrudes the lowermost doctor blade;
the scraping blade assembling device can expand the inner diameter of the scraping blade and install the scraping blade into the scraping blade clamping groove on the piston.
The second layer of blades here refers to blades adjacent to the lowermost blade.
As shown in fig. 6, in order to disengage one blade from interference with the other blade, one end of the blade may be pressed, and the blade is horizontally displaced toward the other end; in the horizontal direction, a certain gap is formed between the extruded scraping blade and other scraping blades, the clamping jaw can extend into the gap and clamp the protruding part, and at the moment, other devices can be used for driving the clamping jaw to move horizontally to complete material distribution.
The doctor blade must be squeezed to clamp, and if a clamping assembly is directly used to try to clamp a single doctor blade, the doctor blade is thin, the control precision of the clamping jaw is limited, a plurality of doctor blades can be easily clamped, and material distribution cannot be achieved.
As shown in fig. 5 to 7, the cross section of the blanking plate 210 is circular, and the pressing plate presses one end of the lowermost wiper blade, so that the protruding portion 11 is formed between the other end of the lowermost wiper blade and the blanking plate.
When a plurality of scrapers are stacked on the material storage column, the upper surface of the bottommost scraper is lower than the lower surface of the blanking plate, the inner diameter surface of the second layer of scraper is attached to the arc surface of the blanking plate, so that the blanking plate can position the second layer of scraper, and after the bottommost scraper is clamped by the clamping assembly, the second layer of scraper can slide downwards along the arc surface of the blanking plate and the positioning plate 240 and finally falls onto the platform.
The blanking plate is suspended above the platform, a certain gap is formed between the blanking plate and the platform, and the height of the gap is larger than that of one scraping blade, so that the clamping assembly can convey the scraping blade to other processes after clamping the scraping blade; however, the gap needs to be smaller than the height of the two scraping blades, when the clamping jaw clamps the lowest layer of the scraping blades and conveys the scraping blades to other stations, the blanking plate is needed to limit the second layer of the scraping blades, so that the second layer of the scraping blades are prevented from being dislocated due to the friction force and the adhesion force between the lowest layer of the scraping blades and the second layer of the scraping blades, and the influence on subsequent production is avoided.
One surface of the extrusion plate for extruding the scraping blade is an extrusion surface 321, two end points of the extrusion surface are respectively a point A and a point B, and the circle center of the cross section of the blanking plate is a point O.
In the process from the beginning of the extrusion plate to the completion of the extrusion, the point A is moved to the point A1, and the point B is moved to the point B1.
As shown in fig. 4, the extruding device 300 includes an extruding cylinder 310 having an extruding piston rod moving in a horizontal direction, the extruding piston rod being fixedly connected to an extruding plate 320, and the extruding cylinder being fixedly connected to the platform 100.
As shown in fig. 7 and 8, the extrusion cylinder pushes the extrusion plate to complete the extrusion action; after the blade is squeezed, the jaws move upward to grip the projections.
As shown in fig. 3, the gripping device further includes a carrying assembly 410 capable of driving the clamping assembly to move in the horizontal direction, and a lifting assembly 420 capable of driving the clamping assembly to move in the vertical direction.
As shown in fig. 3, the conveying assembly 410 includes a linear electric cylinder 411 and a conveying work part 412 horizontally moved by the linear electric cylinder.
The carrying working part moves along the extending direction of the opening, and then drives the lifting assembly and the clamping assembly to move.
As shown in fig. 3, the lifting assembly 420 includes a horizontally disposed mounting plate 421, a vertically disposed support plate 422, and a lifting cylinder 423, the mounting plate 421 is fixedly connected to the conveying work portion 412, a lower end of the support plate 422 is fixedly connected to an upper surface of the mounting plate 421, the lifting cylinder 423 is fixedly disposed on one side of the support plate 422, and the lifting cylinder has a lifting piston rod that vertically moves.
As shown in fig. 1 and 3, the clamping assembly 430 includes a supporting plate 431, a bidirectional cylinder 432 and a clamping jaw 433 driven by the bidirectional cylinder to perform a clamping action, the lifting piston rod is fixedly connected to the lower surface of the supporting plate 431, and the bidirectional cylinder 432 is fixedly disposed on the upper surface of the supporting plate; the clamping device 400 is arranged below the platform 100, the platform is provided with openings 110 extending along the directions of two ends of the platform, and the size of the clamping jaw 433 is smaller than that of the opening 110.
The lifting piston rod moves upwards to drive a clamping jaw to extend into a part between the protruding part and the arc surface.
The clamping assembly is pushed by the bidirectional cylinder to complete the clamping action.
As shown in fig. 9 and 10, the material storage column 200 further includes a connection column 220, an upper end plate 230, and a positioning plate 240 for positioning a wiper; one end of the connecting column is fixedly connected with the lower surface of the upper end plate 230, and the other end of the connecting column is fixedly connected with the upper surface of the blanking plate 210; the positioning plate is vertically arranged, one end of the positioning plate is fixedly connected with the lower surface of the upper end plate 230, and the other end of the positioning plate is fixedly connected with the upper surface of the blanking plate 210; the material distributing device further comprises a fixing column 250, one end of the fixing column is fixedly connected with the upper surface of the platform 100, and the other end of the fixing column is fixedly connected with the positioning plate 240.
Whole stock column passes through fixed column fixed mounting on the platform, and makes to have the clearance between lower surface of lower plate and the platform upper surface, and this clearance is greater than the height of a doctor-bar.
The plurality of scraping pieces penetrate through the upper end plate and are sleeved outside the connecting column, the scraping pieces are provided with scraping piece openings, the positioning plates are clamped between the scraping piece openings, all the scraping piece openings face one part, and the scraping pieces at the lowest layer are mainly positioned by the positioning plates.
The doctor blade material distributing device further comprises a placing plate 700, a plurality of placing openings 710 are arranged on the placing plate, the number of the placing openings is the same as that of the claw members, in the embodiment, the number of the placing openings is 6, and the placing openings are radially arranged in a starburst manner; the clamping assembly 430 transports the doctor blade onto the rest plate 700 such that the center of the doctor blade substantially coincides with the intersection of the centerlines of the plurality of rest openings; after the clamping assembly places the doctor blade on the placing plate, the clamping jaw 433 can be loosened to enable the clamping jaw to be separated from the doctor blade, and the doctor blade is transported.
As shown in fig. 12, the utility model discloses a doctor-bar assembly device installs on dress ring machine, particularly, the fixed plate is installed on dress ring machine, dress ring machine has the rotatory electric jar of rotation that can drive doctor-bar assembly device and can drive the electric jar of lift that doctor-bar assembly device reciprocated, the utility model discloses a doctor-bar assembly device includes fixed plate 500 be connected with the fixture who snatchs the doctor-bar on the lower terminal surface of fixed plate, just be equipped with circular through-hole 510 on the intermediate position of fixed plate, as shown in fig. 12, the fixed plate can preferably adopt circular plate structure.
As shown in fig. 11, the clamping mechanism includes a plurality of claw members 600 uniformly distributed around the circular through hole and connected to the bottom surface of the fixing plate 500, preferably, 3 to 6 claw members are provided, and as shown in fig. 12 and 13, 6 claw members are provided.
As shown in fig. 11, each of the claw members includes a mounting bracket 610, which is mounted below the fixing plate, and as shown in the figure, the mounting bracket is in an inverted L-shaped structure, wherein a vertical plate of the mounting bracket is close to the circular through hole 510, and a pull ring assembly 620 and a ring holder assembly 630 are respectively connected to both sides of the vertical plate, wherein the pull ring assembly is fixedly connected to a side surface of the mounting bracket facing the circular through hole, and is configured to contact with the wiper blade from top to bottom and simultaneously contact with an inner diameter surface of the wiper blade; the supporting ring assembly is fixedly connected to the other side face of the mounting frame and used for being contacted with the scraping sheet from bottom to top and matched with the pull ring assembly to clamp the scraping sheet.
As shown in fig. 13, pull ring subassembly 620 include the rigid coupling and be in on the vertical board and the pull ring cylinder 621 of vertical setting, the pull ring cylinder is the slip table cylinder the rigid coupling has a vertical movable plate 622 on the outside of the slip table board of pull ring cylinder be connected with briquetting 623 on the vertical movable plate lower extreme, be in simultaneously down on the lateral surface of briquetting orientation the inboard rigid coupling of fixed plate has a arm-tie 624, the arm-tie with the up end of briquetting is in same horizontal plane down, just the length of arm-tie will be greater than the length of briquetting down to this make down the briquetting with when the doctor-bar contacts the arm-tie can with the inside diameter face contact of doctor-bar.
As shown in fig. 14, a pull ring assembly is further provided, a limit screw 625 facing the bottom surface of the slide plate of the pull ring cylinder is connected to the bottom surface of the fixed end of the pull ring cylinder, and the slide plate is in contact with the limit screw in the downward moving process, so that the downward moving position of the slide plate is limited by the limit screw.
As shown in fig. 14, the ring supporting assembly 630 includes an upper ring supporting cylinder 631 and a lower ring supporting cylinder 631 which are fixedly connected to the vertical plate of the mounting frame 610 and vertically disposed, the upper ring supporting cylinder and the lower ring supporting cylinder are sliding table cylinders, a connecting frame 632 is fixedly connected to the outer side surface of the sliding table plate of the sliding table cylinder, the connecting frame is of an L-shaped structure, a vertical plate of the connecting frame is connected to the sliding table cylinder, a transverse ring supporting cylinder 633 is fixedly connected to the lower portion of a transverse plate of the connecting frame, the transverse ring supporting cylinder is a sliding table cylinder, the telescopic direction of the transverse ring supporting cylinder faces the direction of the pull ring assembly, and a supporting block connecting frame 634 is connected to the bottom surface of the sliding table plate of the transverse ring supporting cylinder;
as shown in fig. 14, the supporting block connecting frame 634 includes a horizontal plate 634-1 connected to the bottom surface of the sliding platform of the horizontal supporting ring cylinder, a vertical plate 634-2 connected to one end of the bottom end surface of the horizontal plate, and a long rod 634-3 connected to the bottom end surface of the vertical plate and extending toward the direction of the pull ring assembly, and an upper supporting block 635 is connected to the end surface of the long rod, so that after the pull ring assembly is contacted with the wiper blade, the horizontal supporting ring cylinder is first started to make the supporting block connecting frame 634 drive the upper supporting block to move toward the lower side of the wiper blade, and after the upper supporting block moves to the lower side of the wiper blade, the upper supporting ring cylinder is started to make the supporting block connecting frame drive the upper supporting block to move toward the wiper blade, and the upper supporting block is contacted with the lower surface of the wiper blade, thereby clamping the wiper blade by the lower.
As shown in fig. 14, for the further arrangement of the supporting ring assembly, a vertical plate 636 is fixedly connected to the connecting frame, and a vertically arranged stroke positioning screw 637 is arranged on the upper end surface of the vertical plate, and the height of the supporting blocks when the upper and lower supporting ring cylinders retract is adjusted by adjusting the screwed depth of the stroke positioning screw, so as to ensure that the plurality of supporting blocks are located on the same plane.
The further technical solution of the present invention is that, the mounting frame 610 can be connected to the fixing plate 500 through a telescopic assembly 640, as shown in fig. 14, wherein the telescopic assembly includes a telescopic cylinder 641 fixedly connected to the fixing plate, the telescopic cylinder adopts a sliding table cylinder, and the sliding table plate of the sliding table cylinder is an L-shaped structure, the sliding table plate extends and retracts toward the circular through hole, a fixing frame 642 is fixedly connected to the side of the sliding table plate of the sliding table cylinder, and the mounting frame 610 is fixedly connected to the bottom surface of the sliding table plate; the fixed frame is connected with a vertically arranged roller 643, namely the grabbing mechanism is provided with a plurality of rollers which are uniformly distributed through circular through holes, the telescopic cylinder is always in an inflation extending state, when the rollers are not stressed, the diameter of the circle formed by the plurality of rollers around the rollers is required to be smaller than that of the circular through holes, a vertical push-pull shaft can be arranged above the circular through holes, the push-pull shaft moves downwards along the circular through holes and is in contact with the plurality of rollers, the telescopic cylinder connected with the fixed frame retracts after acting force is applied to the rollers, and then the mounting frame and the pull ring assembly move, so that the pull plate in the pull ring assembly applies acting force to the inner diameter of the scraper, and the pull plates in the plurality of claw components apply acting force to the inner diameter of the scraper in different directions at the same time, so that the scraper is expanded; after the ring is installed, the pushing and pulling shaft moves upwards and is separated from the contact with the roller, the stretching state of the telescopic cylinder enables the mounting frame and the pull ring assembly to return, and therefore the arrangement of the telescopic assembly can enable the plurality of claw parts to expand and contract uniformly.
For example, the stroke of the telescopic cylinder is 40mm, the diameter of the six claws is 30mm during contraction, and the diameter of the six claws is 510mm during expansion, so that the range of the ring diameter for realizing automatic grabbing is 35mm-105 mm. The actual ring installing requirement is met to a greater extent.
The use process comprises the following steps:
when the piston rotates to a position for arranging the scraping blade, a rotary electric cylinder arranged on the ring arranging machine drives the scraping blade assembling device to integrally move above the scraping blade, and the pull ring air cylinder extends downwards to enable the lower pressing block and the pull plate to descend to the position limited by the limiting screw; at the moment, a lifting electric cylinder on the ring mounting machine drives the whole scraping blade assembling device to descend, so that the lower pressing block is in contact with the upper surface of the scraping blade, a vertical plate 634-2 and a long rod 634-3 on the supporting block connecting frame 634 enter the shelf opening 710, then a transverse supporting ring cylinder extends out, so that an upper supporting block is positioned right below the scraping blade, the upper supporting ring cylinder and the lower supporting ring cylinder retract, so that the upper supporting block is in contact with the lower surface of the scraping blade, the scraping blade is supported, and the scraping blade is clamped by the upper supporting block and the lower pressing block; the cylinder which promotes the pushing and pulling shaft to descend on the ring installing machine is started, the pushing and pulling shaft moves downwards to apply acting force on the roller, the telescopic cylinder retracts, uniform expansion of the plurality of claw parts is achieved, and therefore the scraping blade is expanded;
after ring taking is completed, a lifting electric cylinder of the ring loading machine drives the whole scraping blade assembling device to ascend, the scraping blade assembling device is integrally moved to the upper part of the piston under the action of a rotating electric cylinder, then the scraping blade assembling device descends, the clamped scraping blade and a scraping blade clamping groove are positioned on the same plane, the pull ring air cylinder retracts, the clamping force of a lower pressing block and an upper supporting block on the scraping blade is insufficient, and the scraping blade automatically contracts and pops into the scraping blade clamping groove of the piston; at the moment, the upper and lower supporting ring cylinders extend out, the transverse supporting ring cylinder retracts, the lifting electric cylinder rises, the scraping blade assembling device rises, ring installation is finished, and then the next cycle is carried out.
It is obvious to a person skilled in the art that the invention is not restricted to details of the above-described exemplary embodiments, but that it can be implemented in other specific forms without departing from the spirit or essential characteristics of the invention. The present embodiments are therefore to be considered in all respects as illustrative and not restrictive, the scope of the invention being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein, and any reference signs in the claims are not intended to be construed as limiting the claim concerned.
Furthermore, it should be understood that although the present description refers to embodiments, not every embodiment may contain only a single embodiment, and such description is for clarity only, and those skilled in the art should integrate the description, and the embodiments may be combined as appropriate to form other embodiments understood by those skilled in the art.
Claims (9)
1. The utility model provides a doctor-bar divides material, assembly quality, its characterized in that includes doctor-bar feed divider and doctor-bar assembly quality, doctor-bar feed divider includes:
a platform (100);
the material storage column (200) comprises a blanking plate (210) fixedly arranged at the bottom of the material storage column, and a gap between the lower bottom surface of the blanking plate and the upper surface of the platform is larger than the height of one scraping blade and smaller than the height of two scraping blades;
the extrusion devices (300) are symmetrically arranged on two sides of the platform and comprise extrusion plates (320), and the extrusion plates on the two sides can move in opposite directions in the horizontal direction;
a gripper (400) having a clamping assembly (430) for clamping the blade;
a plurality of superposed scraping sheets (10) can be placed on the material storage column, the extrusion plate can extrude one end of the scraping sheet at the lowest layer, so that the scraping sheet at the lowest layer is translated and forms a protruding part (11) staggered with the blanking plate, and the clamping assembly can upwards clamp the protruding part and drive the scraping sheet at the lowest layer to move along the length direction of the platform; the height of the upper surface of the extrusion plate is lower than that of the lower bottom surface of the second layer of doctor blade when the extrusion plate extrudes the lowermost doctor blade;
the scraping blade assembling device can expand the inner diameter of the scraping blade and install the scraping blade into the scraping blade clamping groove on the piston.
2. The doctor blade divides material, assembly quality according to claim 1, characterized in that: doctor-bar assembly device includes fixed plate (500), be connected with the fixture who snatchs the doctor-bar on the lower terminal surface of fixed plate, just be equipped with circular through-hole (510) on the fixed plate, fixture include around circular through-hole evenly distributed just connects a plurality of claw parts (600) on the fixed plate, every the claw part includes:
a mounting frame (610) provided below the fixing plate;
the pull ring assembly (620) is fixedly connected to one side surface, facing the circular through hole, of the mounting frame and is used for being in contact with the scraper from top to bottom and being capable of being in contact with the inner diameter surface of the scraper;
the supporting ring assembly (630) is fixedly connected to the other side face of the mounting frame and is used for being in contact with the scraping blade from bottom to top and clamping the scraping blade by being matched with the pull ring assembly;
the ring pull assembly and the ring support assembly can clamp multiple parts of the wiper blade and stretch the wiper blade radially outwards.
3. The doctor blade divides material, assembly device according to claim 2, characterized in that: the mounting bracket is connected with the fixed plate through a telescopic assembly (640), the telescopic assembly comprises a telescopic cylinder (641) fixedly connected to the fixed plate, a fixing frame (642) fixedly connected to the side edge of the movable end of the telescopic cylinder and close to the circular through hole, and a roller (643) connected to the fixing frame, the mounting bracket is fixedly connected to the lower portion of the movable end of the telescopic cylinder, and the roller receives downward pressure to enable the telescopic cylinder to stretch so as to drive the pull ring assembly to act on the inner diameter surface of the scraper.
4. The doctor blade divides material, assembly device according to claim 2, characterized in that: the pull ring assembly comprises a pull ring cylinder (621) which is fixedly connected to the mounting frame and is vertically arranged, a vertical moving plate (622) connected to the movable end of the pull ring cylinder, a lower pressing block (623) fixedly connected to the lower end of the vertical moving plate, and a pull plate (624) connected to the side face, facing the inner side of the fixed plate, of the lower pressing block, wherein the length of the pull plate is greater than that of the lower pressing block; and a limiting screw (625) facing the bottom surface of the movable end of the pull ring cylinder is connected to the bottom surface of the fixed end of the pull ring cylinder.
5. The doctor blade divides material, assembly device according to claim 2, characterized in that: the supporting ring assembly comprises an upper supporting ring cylinder (631) and a lower supporting ring cylinder (631) which are fixedly connected to the mounting frame and vertically arranged, a connecting frame (632) which is connected to the movable ends of the upper supporting ring cylinder and the lower supporting ring cylinder and can move up and down, a transverse supporting ring cylinder (633) which is fixedly connected to the bottom end face of the connecting frame, a supporting block connecting frame (634) which is connected to the movable end of the transverse supporting ring cylinder and can transversely move, and an upper supporting block (635) which is fixedly connected to one end, close to the pull ring assembly, of the supporting block connecting frame; the support block connecting frame comprises a transverse plate (634-1) connected to the movable end of the transverse support ring cylinder, a vertical plate (634-2) connected to the bottom end face of the transverse plate, and a long rod (634-3) connected to the bottom end face of the vertical plate and extending towards the pull ring assembly, and the upper support block is connected to the extending end of the long rod; a vertical plate (636) is fixedly connected to the connecting frame, and a vertically arranged stroke positioning screw (637) is connected to the vertical plate.
6. The doctor blade divides material, assembly quality according to claim 1, characterized in that: the cross section of the blanking plate (210) is circular, and the extrusion plate extrudes one end of the lowermost layer of scraping blades, so that the protruding part (11) is formed between the other end of the lowermost layer of scraping blades and the blanking plate.
7. The doctor blade divides material, assembly quality according to claim 1, characterized in that: the extrusion device (300) comprises an extrusion cylinder (310), the extrusion cylinder is provided with an extrusion piston rod which moves in the horizontal direction, the extrusion piston rod is fixedly connected with an extrusion plate (320), and the extrusion cylinder is fixedly connected with the platform (100).
8. The doctor blade divides material, assembly quality according to claim 1, characterized in that: the clamping device also comprises a carrying assembly (410) capable of driving the clamping assembly to move in the horizontal direction, and a lifting assembly (420) capable of driving the clamping assembly to move in the vertical direction; the conveying assembly (410) comprises a linear electric cylinder (411) and a conveying working part (412) driven by the linear electric cylinder to do horizontal motion; the lifting assembly (420) comprises a horizontally arranged mounting plate (421), a vertically arranged support plate (422) and a lifting cylinder (423), the mounting plate (421) is fixedly connected with the carrying working part (412), the lower end of the support plate (422) is fixedly connected with the upper surface of the mounting plate (421), the lifting cylinder (423) is fixedly arranged on one side of the support plate (422), and the lifting cylinder is provided with a lifting piston rod which vertically moves; the clamping assembly (430) comprises a supporting plate (431), a bidirectional cylinder (432) and a clamping jaw (433) driven by the bidirectional cylinder to perform clamping action, the lifting piston rod is fixedly connected with the lower surface of the supporting plate (431), and the bidirectional cylinder (432) is fixedly arranged on the upper surface of the supporting plate; the clamping device (400) is arranged below the platform (100), an opening (110) extending along the direction of two ends of the platform is formed in the platform, and the size of the clamping jaw (433) is smaller than that of the opening (110).
9. The doctor blade divides material, assembly quality according to claim 1, characterized in that: the material storage column (200) further comprises a connecting column (220), an upper end plate (230) and a positioning plate (240) for positioning a scraping blade; one end of the connecting column is fixedly connected with the lower surface of the upper end plate (230), and the other end of the connecting column is fixedly connected with the upper surface of the blanking plate (210); the positioning plate is vertically arranged, one end of the positioning plate is fixedly connected with the lower surface of the upper end plate (230), and the other end of the positioning plate is fixedly connected with the upper surface of the blanking plate (210); the material distributing device further comprises a fixing column (250), one end of the fixing column is fixedly connected with the upper surface of the platform (100), and the other end of the fixing column is fixedly connected with the positioning plate (240).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020632021.6U CN212169515U (en) | 2020-04-21 | 2020-04-21 | Doctor-bar divides material, assembly quality |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020632021.6U CN212169515U (en) | 2020-04-21 | 2020-04-21 | Doctor-bar divides material, assembly quality |
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| Publication Number | Publication Date |
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| CN212169515U true CN212169515U (en) | 2020-12-18 |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111331339A (en) * | 2020-04-21 | 2020-06-26 | 安庆安帝技益精机有限公司 | Doctor-bar divides material, assembly quality |
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2020
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111331339A (en) * | 2020-04-21 | 2020-06-26 | 安庆安帝技益精机有限公司 | Doctor-bar divides material, assembly quality |
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