CN111238334B - Barrel body forming equipment with jumping value detection and marking functions and forming method thereof - Google Patents
Barrel body forming equipment with jumping value detection and marking functions and forming method thereof Download PDFInfo
- Publication number
- CN111238334B CN111238334B CN202010145382.2A CN202010145382A CN111238334B CN 111238334 B CN111238334 B CN 111238334B CN 202010145382 A CN202010145382 A CN 202010145382A CN 111238334 B CN111238334 B CN 111238334B
- Authority
- CN
- China
- Prior art keywords
- barrel
- motor
- rod
- bevel gear
- rectangular box
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired - Fee Related
Links
- 238000001514 detection method Methods 0.000 title claims abstract description 30
- 230000009191 jumping Effects 0.000 title claims abstract description 19
- 238000000034 method Methods 0.000 title claims description 12
- 230000007246 mechanism Effects 0.000 claims abstract description 68
- 238000001125 extrusion Methods 0.000 claims abstract description 28
- 238000004049 embossing Methods 0.000 claims description 9
- 230000005611 electricity Effects 0.000 claims description 7
- 230000005012 migration Effects 0.000 claims description 7
- 238000013508 migration Methods 0.000 claims description 7
- 238000005192 partition Methods 0.000 claims description 6
- 230000005540 biological transmission Effects 0.000 claims description 4
- 238000007493 shaping process Methods 0.000 claims description 2
- 238000000465 moulding Methods 0.000 claims 2
- 238000005520 cutting process Methods 0.000 description 7
- 244000309464 bull Species 0.000 description 4
- 230000003028 elevating effect Effects 0.000 description 4
- 238000004519 manufacturing process Methods 0.000 description 2
- 230000008569 process Effects 0.000 description 2
- 238000010009 beating Methods 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000006835 compression Effects 0.000 description 1
- 238000007906 compression Methods 0.000 description 1
- 239000007921 spray Substances 0.000 description 1
Images
Classifications
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01B—MEASURING LENGTH, THICKNESS OR SIMILAR LINEAR DIMENSIONS; MEASURING ANGLES; MEASURING AREAS; MEASURING IRREGULARITIES OF SURFACES OR CONTOURS
- G01B5/00—Measuring arrangements characterised by the use of mechanical techniques
- G01B5/0002—Arrangements for supporting, fixing or guiding the measuring instrument or the object to be measured
Abstract
The invention relates to the technical field of barrel processing, in particular to barrel forming equipment with a jumping value detection marking function, which comprises a rotary table and a detection table positioned on one side of the rotary table, wherein the bottom of the rotary table is provided with a rotary table, the top of the rotary table is provided with an annular placing groove, a tensioning and extruding mechanism is arranged inside the annular placing groove and comprises a plurality of extruding blocks, a tensioning driving mechanism is arranged inside the rotary table, one side of the tensioning and extruding mechanism is provided with a horizontal moving mechanism which comprises a rectangular box, a lifting mechanism is arranged inside the rectangular box and comprises a lifting plate capable of lifting, a micrometer is arranged on the lifting plate, the output end of the micrometer extends towards the tensioning and extruding mechanism, a controller is arranged on one side of the top of the detection table and is respectively electrically connected with the tensioning driving mechanism, the horizontal moving mechanism, the lifting mechanism and the micrometer, the equipment can rapidly extrude the cylinder body into a shape by extrusion and can automatically detect and mark.
Description
Technical Field
The invention relates to the technical field of barrel processing, in particular to barrel forming equipment with a jumping value detection marking function and a forming method thereof.
Background
The barrel is used for providing a bearing space required by the process, is one of the most main compression elements of a pressure container, the inner diameter and the volume of the barrel are often determined by process calculation, cylindrical barrels, namely cylinders and spherical barrels, are the most commonly used barrel structures in engineering, in the barrel processing and production process, a barrel blank needs to be extruded and formed to meet the requirement of a finished product, the precision requirement of the formed barrel is high, the existing equipment cannot detect during production, the precision of the finished barrel is difficult to guarantee only through manual observation, and therefore barrel forming equipment with a jumping value detection and marking function is provided so as to solve the problems.
Disclosure of Invention
The invention aims to provide barrel body forming equipment with a jumping value detection and marking function and a forming method thereof.
In order to solve the technical problems, the invention provides the following technical scheme: a barrel forming device with a jumping value detection marking function comprises a rotary table and a detection table positioned on one side of the rotary table, wherein the bottom of the rotary table is provided with a rotary table, the output end of the rotary table is fixedly connected with the bottom of the rotary table, the top of the rotary table is provided with an annular placing groove, a tensioning and extruding mechanism is arranged inside the annular placing groove, the tensioning and extruding mechanism comprises a plurality of extruding blocks which are circularly distributed and can abut against the inner wall of a barrel body, a tensioning driving mechanism is arranged inside the rotary table, the output end of the tensioning driving mechanism is in transmission connection with the inside of the tensioning and extruding mechanism, one side of the tensioning and extruding mechanism is provided with a horizontal moving mechanism, the horizontal moving mechanism is arranged on the detection table, the horizontal moving mechanism comprises a vertical rectangular box which can move towards the tensioning and extruding mechanism, a lifting mechanism is arranged inside the rectangular box, and, a micrometer is arranged on the lifting plate, the output end of the micrometer extends towards the direction of the tensioning and extruding mechanism, a controller is arranged on one side of the top of the detection table, and the controller is electrically connected with the tensioning driving mechanism, the horizontal moving mechanism, the lifting mechanism and the micrometer respectively;
the outer wall of lifter plate is equipped with the graffiti shower nozzle, and the top fixed connection of scrawling shower nozzle through mount and lifter plate, the axis of graffiti shower nozzle is crossing with the axis of micrometer, and the controller is connected with the inside electricity of graffiti shower nozzle.
Preferably, the tensioning and extruding mechanism further comprises a first threaded column and a first screw rod sliding sleeve, a bearing sleeve is arranged at the center of the bottom of the annular placing groove on the rotary table, the first threaded column is vertically arranged above the bearing sleeve, the bottom of the first threaded column can be rotatably inserted into an inner ring of the bearing sleeve, the first screw rod sliding sleeve is arranged on the first threaded column, the first screw rod sliding sleeve is in threaded connection with the first threaded column, each extruding block is vertically arranged, the upper end of the outer wall of each extruding block is respectively provided with a knurling block, the upper end of the first screw rod sliding sleeve is respectively provided with a hinge cutting groove corresponding to each extruding block one to one, a hinge connecting rod is respectively arranged inside each hinge cutting groove, one end of each hinge connecting rod is respectively hinged with the inside of the hinge cutting groove, a hinge seat horizontally arranged is respectively arranged on the inner wall of each extruding block close to the first screw rod sliding sleeve, and the other end of each hinge connecting rod is respectively hinged on each hinge cutting seat, the top of first screw thread post is equipped with the stopper.
Preferably, the bottom of each extrusion block is provided with a limiting slide block, and the turntable is provided with a rectangular limiting slide groove for each limiting slide block to slide.
Preferably, tensioning actuating mechanism includes first motor, first awl tooth, second awl tooth and column spinner, the column spinner is the vertical below that is located the bearing housing, the top of column spinner and the bottom fixed connection of first screw thread post, the second awl tooth is horizontal fixed mounting in the bottom of column spinner, first motor is the below one side that the level is located the second awl tooth, first awl tooth is vertical fixed mounting in the output of first motor, the bottom diaphragm is the below that the level is located first motor, the bottom diaphragm passes through the bottom fixed connection of first support with the revolving stage, the bottom fixed mounting of first motor is in the inside bottom of revolving stage, the controller is connected with first motor electricity.
Preferably, horizontal migration mechanism still includes top horizontal plate and bottom horizontal plate, and the bottom horizontal plate is horizontal fixed mounting on examining test table, and the top horizontal plate is the level and is located directly over the bottom horizontal plate, through second support fixed connection between top horizontal plate and the bottom horizontal plate, and the rectangle case is located between top horizontal plate and the bottom horizontal plate, and the top and the bottom of rectangle case are equipped with the movable plate that the removal is the level setting respectively, and the lower surface of top horizontal plate and the upper surface of bottom horizontal plate are equipped with the first slide rail that is the level setting respectively, are equipped with respectively on every movable plate and can be at the inside gliding first slider of every first slide rail.
Preferably, the horizontal moving mechanism further comprises a second motor, a vertical plate, a thread sleeve rod, an inner rod and a thread sleeve jig, the vertical plate is vertically positioned on one side of the rectangular box far away from the tensioning extrusion mechanism, the vertical plate is fixedly connected with the second support, the thread sleeve jig is horizontally and fixedly installed at the center of the vertical plate, one end of the thread sleeve rod penetrates through an inner ring of the thread sleeve jig and extends towards the rectangular box, the thread sleeve rod is in threaded connection with the thread sleeve jig, one end of the thread sleeve rod can be rotatably inserted into the outer wall of the rectangular box, the inner rod is horizontally inserted into the inner ring of the thread sleeve rod, one end of the inner rod extends towards one end of the thread sleeve rod far away from the rectangular box, the second motor is horizontally positioned and extends towards the inner rod, the output end of the second motor is fixedly connected with one end of the inner rod, the second motor is fixedly connected with the bottom of the vertical plate through a third support, the threaded sleeve rod is provided with a touch chute which is used for touching and sliding each touch strip, and the controller is electrically connected with the second motor.
Preferably, the lifting mechanism further comprises a third motor, a second threaded column, a third bevel gear, a second lead screw sliding sleeve and a fourth bevel gear, the second threaded column is vertically positioned inside the rectangular box, a horizontally arranged partition plate is arranged at the top end inside the rectangular box, the top of the second threaded column can rotatably penetrate through two sides of the partition plate and extend upwards, the bottom of the second threaded column can rotatably be inserted into the bottom inside the rectangular box, the second lead screw sliding sleeve is arranged on the second threaded column, the second lead screw sliding sleeve is in threaded connection with the second threaded column, an extending block extending towards the outside of the rectangular box is arranged on one side of the second lead screw sliding sleeve, the lifting plate is vertically and fixedly arranged at the extending end of the extending block, a rectangular through hole for the extending block to move is formed in the rectangular box, the third bevel gear is horizontally and fixedly arranged at the top of the second threaded column, the fourth bevel gear is vertically positioned on one side above the third bevel gear, the third awl tooth sets up with the meshing of fourth awl tooth, and the center department of fourth awl tooth is equipped with the bull stick that is the level setting, and the inner wall that passes the rectangle case that the one end of bull stick can rotate outwards extends with the outer wall, and the third motor is the extension end that the level is located the bull stick, the output of third motor and the extension end fixed connection of bull stick, the outer wall fixed connection of third motor and rectangle case, the controller is connected with the third motor electricity.
Preferably, the two sides of one side of the rectangular box, which is close to the lifting plate, are respectively provided with a second slide rail which is vertically arranged, each second slide rail is respectively fixedly connected with the outer wall of the rectangular box, and the lifting plate is provided with a second slide block which can slide on each second slide rail.
A method for forming by using a barrel forming apparatus having a jump value detection mark function, the method comprising the steps of:
the method comprises the following steps that firstly, a barrel is manually placed in an annular placing groove of a rotary table, all extrusion blocks are located inside the barrel, a first motor is started, the first motor drives a first bevel gear and a second bevel gear to rotate, the second bevel gear drives a rotary column to rotate, the rotary column drives a first threaded column to rotate, the first threaded column drives a first screw rod sliding sleeve to move upwards, the first screw rod sliding sleeve drives each extrusion block to move along each rectangular limiting sliding groove through each hinged connecting rod, each extrusion block is enabled to respectively abut against the inner wall of the barrel, each extrusion block is respectively embossed through each embossing block, and then the rotary table and the compressed barrel are driven to rotate through a rotary table;
secondly, after the barrel is subjected to embossing, the controller controls the second motor to drive the inner rod to rotate, when the inner rod rotates, each collision strip respectively collides with each collision sliding groove in the threaded sleeve rod to enable the threaded sleeve rod to horizontally move along the threaded sleeve jig, one end of the threaded sleeve rod rotates to drive the rectangular box to horizontally move until the output end of the micrometer is contacted with the outer wall of the molded barrel, and then the jumping value detection is carried out by the fact that the output end of the micrometer is contacted with the outer wall of the rotating barrel;
thirdly, when the rectangular box moves horizontally, each first sliding block is arranged to move in a limiting manner along each first sliding rail;
fourthly, when the micrometer is unqualified in detection, the micrometer transmits the data to the controller, and the controller controls the scrawling nozzle to scrawling and marking;
fifthly, the controller controls a third motor to drive a fourth bevel gear and a third bevel gear to rotate, the third bevel gear drives a second threaded column to rotate, the second threaded column drives a second lead screw sliding sleeve to lift along the rectangular through hole through an extending block, the extending block simultaneously drives a lifting plate to lift, the lifting plate simultaneously drives a micrometer to move along the vertical direction of the outer wall of the barrel, and the micrometer can fully detect the outer wall of the barrel;
and sixthly, when the lifting plate moves up and down, each second sliding block is arranged to move in a limiting mode along each second sliding rail.
Compared with the prior art, the invention has the beneficial effects that: the utility model provides a staving former with beat value detection mark function, this equipment can be quick with barrel extrusion to can detect and mark automatically.
Drawings
FIG. 1 is a first perspective view of the present invention;
FIG. 2 is a schematic perspective view of the present invention;
FIG. 3 is a front view of the present invention;
FIG. 4 is a partial perspective view of the first embodiment of the present invention;
FIG. 5 is a partial top view of the first embodiment of the present invention;
FIG. 6 is a cross-sectional view taken along A-A of FIG. 5 of the present invention;
FIG. 7 is a partial perspective view of the second embodiment of the present invention;
FIG. 8 is a partial front view of the present invention;
FIG. 9 is a second partial top view of the present invention;
fig. 10 is a cross-sectional view taken along B-B of fig. 9 of the present invention.
The reference numbers in the figures are: 1-a turntable; 2-detecting the platform; 3, rotating the disc; 4-annular placing grooves; 5-extruding the block; 6-rectangular box; 7-a lifting plate; 8-micrometer; 9-a controller; 10-a bearing sleeve; 11-an embossing block; 12-an articulated link; 13-a hinged seat; 14-a limiting block; 15-limiting slide blocks; 16-rectangular limiting sliding chutes; 17-a first electric machine; 18-a first bevel gear; 19-second taper teeth; 20-spin columns; 21-bottom horizontal plate; 22-moving the plate; 23-a first slide rail; 24-a first slider; 25-a second motor; 26-a riser; 27-a threaded shank; 28-inner rod; 29-a thread bushing jig; 30-a countertouch bar; 31-a third motor; 32-a second threaded post; 33-third bevel gear; 34-a second screw rod sliding sleeve; 35-fourth bevel gear; 36-a separator; 37-an extension block; 38-rectangular through opening; 39-rotating rod; 40-a second slide rail; 41-a second slider; 42-graffiti spray heads; 43-top horizontal plate; 44-first threaded post.
Detailed Description
In order to make the objects, technical solutions and advantages of the present invention more apparent, the present invention is described in further detail below with reference to the accompanying drawings and embodiments. It should be understood that the specific embodiments described herein are merely illustrative of the invention and are not intended to limit the invention.
In the description of the present invention, it should be noted that the terms "center", "upper", "lower", "left", "right", "front", "rear", "vertical", "horizontal", "inner", "outer", and the like indicate orientations or positional relationships based on those shown in the drawings, and are only for convenience of description and simplicity of description, but do not indicate or imply that the referred device or element must have a specific orientation, be constructed in a specific orientation, and be operated, and thus, should not be construed as limiting the present invention. Furthermore, the terms "first," "second," and "third" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance.
Referring to fig. 1 to 10, a barrel forming device with a jumping value detection and marking function comprises a rotary table 1 and a detection table 2 located on one side of the rotary table 1, wherein a rotary table 3 is arranged at the bottom of the rotary table 1, an output end of the rotary table 3 is fixedly connected with the bottom of the rotary table 1, an annular placing groove 4 is arranged at the top of the rotary table 1, a tensioning and extruding mechanism is arranged inside the annular placing groove 4, the tensioning and extruding mechanism comprises a plurality of extruding blocks 5 which are circularly distributed and can abut against the inner wall of a barrel body, a tensioning driving mechanism is arranged inside the rotary table 3, an output end of the tensioning driving mechanism is in transmission connection with the interior of the tensioning and extruding mechanism, a horizontal moving mechanism is arranged on one side of the tensioning and extruding mechanism and is arranged on the detection table 2, the horizontal moving mechanism comprises a vertical rectangular box 6 which can move towards the direction of the tensioning and extruding mechanism, elevating system is equipped with micrometer 8 including elevating plate 7 that can go up and down to remove on elevating plate 7, and micrometer 8's output extends the setting to tensioning extrusion mechanism's direction, detects top one side of platform 2 and is equipped with controller 9, and controller 9 is connected with tensioning actuating mechanism, horizontal migration mechanism, elevating system and micrometer 8 electricity respectively.
The tensioning and extruding mechanism further comprises a first threaded column 44 and a first screw rod sliding sleeve, a bearing sleeve 10 is arranged at the center of the bottom of the annular placing groove 4 on the rotary table 1, the first threaded column 44 is vertically arranged above the bearing sleeve 10, the bottom of the first threaded column 44 can be rotatably inserted into an inner ring of the bearing sleeve 10, the first screw rod sliding sleeve is arranged on the first threaded column 44, the first screw rod sliding sleeve is in threaded connection with the first threaded column 44, each extruding block 5 is vertically arranged, the upper end of the outer wall of each extruding block 5 is respectively provided with a knurling block 11, the upper end of the first screw rod sliding sleeve is respectively provided with a hinged cutting groove corresponding to each extruding block 5 one by one, a hinged connecting rod 12 is respectively arranged inside each hinged cutting groove, one end of each hinged connecting rod 12 is respectively hinged with the inside of the hinged cutting groove, the inner wall of each extruding block 5, which is close to the first screw rod sliding sleeve, is respectively provided with a horizontally arranged hinging seat 13, the other end of each hinged connecting rod 12 is hinged on each hinged seat 13, and the top of the first threaded column 44 is provided with a limiting block 14.
The bottom of each extrusion block 5 is provided with a limiting slide block 15, and the turntable 1 is provided with a rectangular limiting slide groove 16 for each limiting slide block 15 to slide.
The tensioning driving mechanism comprises a first motor 17, a first bevel gear 18, a second bevel gear 19 and a rotary column 20, wherein the rotary column 20 is vertically positioned below the bearing sleeve 10, the top of the rotary column 20 is fixedly connected with the bottom of a first threaded column 44, the second bevel gear 19 is horizontally and fixedly installed at the bottom of the rotary column 20, the first motor 17 is horizontally positioned on one side below the second bevel gear 19, the first bevel gear 18 is vertically and fixedly installed at the output end of the first motor 17, a bottom transverse plate is horizontally positioned below the first motor 17, the bottom transverse plate is fixedly connected with the bottom of the rotary table 1 through a first support, the bottom of the first motor 17 is fixedly installed at the bottom end inside the rotary table 1, the controller 9 is electrically connected with the first motor 17, the rotary table is manually placed in the annular placing groove 4 of the rotary table 1, all the extrusion blocks 5 are positioned inside the rotary table, the controller 9 controls the first motor 17, first motor 17 drives first awl tooth 18 and second awl tooth 19 rotatory, second awl tooth 19 drives the column spinner 20 rotatory, column spinner 20 drives first screw thread post 44 rotatory, first screw thread post 44 drives first lead screw sliding sleeve upward movement, first lead screw sliding sleeve drives every extrusion piece 5 through every articulated connecting rod 12 and moves along the spacing spout 16 of every rectangle through spacing slider 15, make every extrusion piece 5 contradict the inner wall of barrel respectively, every extrusion piece 5 carries out the knurling through every knurling piece 11 respectively, drive revolving stage 1 and the barrel that is compressed tightly through carousel 3 afterwards and rotate.
Horizontal migration mechanism still includes top horizontal plate 43 and bottom horizontal plate 21, bottom horizontal plate 21 is horizontal fixed mounting on examining test table 2, top horizontal plate 43 is the level and is located bottom horizontal plate 21 directly over, pass through second support fixed connection between top horizontal plate 43 and the bottom horizontal plate 21, rectangle case 6 is located between top horizontal plate 43 and the bottom horizontal plate 21, the top and the bottom of rectangle case 6 are equipped with respectively to remove and are the movable plate 22 that the level set up, the lower surface of top horizontal plate 43 and the upper surface of bottom horizontal plate 21 are equipped with respectively and are the first slide rail 23 of level setting, be equipped with respectively on every movable plate 22 and can be at the inside gliding first slider 24 of every first slide rail 23, when rectangle case 6 carries out horizontal migration, every first slider 24 that sets up carries out spacing removal along every first slide rail 23 respectively.
The horizontal moving mechanism further comprises a second motor 25, a vertical plate 26, a thread sleeve rod 27, an inner rod 28 and a thread sleeve jig 29, wherein the vertical plate 26 is vertically positioned on one side of the rectangular box 6 far away from the tensioning and extruding mechanism, the vertical plate 26 is fixedly connected with a second support, the thread sleeve jig 29 is horizontally and fixedly installed at the center of the vertical plate 26, one end of the thread sleeve rod 27 penetrates through the inner ring of the thread sleeve jig 29 and extends towards the rectangular box 6, the thread sleeve rod 27 is in threaded connection with the thread sleeve jig 29, one end of the thread sleeve rod 27 can be rotatably inserted into the outer wall of the rectangular box 6, the inner rod 28 is horizontally inserted into the inner ring of the thread sleeve rod 27, one end of the inner rod 28 extends towards one end of the thread sleeve rod 27 far away from the rectangular box 6, the second motor 25 is horizontally positioned on the extension of the inner rod 28, the output end of the second motor 25 is fixedly connected with one end of the inner rod 28, the second motor 25 is fixedly, the both sides of interior pole 28 are equipped with respectively and support the feeler strip 30, be equipped with on the screw loop bar 27 and be used for supplying every to support the feeler strip 30 to contradict and gliding conflict spout, controller 9 is connected with second motor 25 electricity, after barrel pressure flower ends, 28 rotations in the second motor 25 is driven to controller 9 control, it makes screw loop bar 27 carry out horizontal migration along screw thread cover tool 29 through every conflict spout on every support feeler strip 30 conflict screw loop bar 27 respectively when interior pole 28 is rotatory, screw loop bar 27's one end pivoted drives rectangle case 6 and carries out horizontal migration, stop after barrel outer wall contact with output and the shaping after micrometer 8, the outer wall of the rotatory barrel of output contact through micrometer 8 detects the value of beating.
The lifting mechanism further comprises a third motor 31, a second threaded column 32, third bevel gears 33, a second lead screw sliding sleeve 34 and fourth bevel gears 35, the second threaded column 32 is vertically positioned inside the rectangular box 6, a partition plate 36 horizontally arranged is arranged at the top end inside the rectangular box 6, the top of the second threaded column 32 can rotatably extend upwards through two sides of the partition plate 36, the bottom of the second threaded column 32 can rotatably insert into the bottom inside the rectangular box 6, the second lead screw sliding sleeve 34 is arranged on the second threaded column 32, the second lead screw sliding sleeve 34 is in threaded connection with the second threaded column 32, an extending block 37 extending towards the outside of the rectangular box 6 is arranged on one side of the second lead screw sliding sleeve 34, the lifting plate 7 is vertically and fixedly installed at the extending end of the extending block 37, a rectangle 38 for the extending block 37 to move is arranged on the rectangular box 6, the third bevel gears 33 are horizontally and fixedly installed at the top of the second threaded column 32, the fourth bevel gear 35 is vertically positioned on one side above the third bevel gear 33, the third bevel gear 33 is meshed with the fourth bevel gear 35, a rotating rod 39 which is horizontally arranged is arranged at the center of the fourth bevel gear 35, one end of the rotating rod 39 can rotatably penetrate through the inner wall and the outer wall of the rectangular box 6 to extend outwards, the third motor 31 is horizontally positioned at the extending end of the rotating rod 39, the output end of the third motor 31 is fixedly connected with the extending end of the rotating rod 39, the third motor 31 is fixedly connected with the outer wall of the rectangular box 6, the controller 9 is electrically connected with the third motor 31, the controller 9 controls the third motor 31 to drive the fourth bevel gear 35 and the third bevel gear 33 to rotate, the third bevel gear 33 drives the second threaded column 32 to rotate, the second threaded column 32 drives the second screw rod sliding sleeve 34 to lift along the rectangular screw rod 38 through the extending block 37, the extending block 37 drives the lifting plate 7 to lift, the lifting plate 7 drives the micrometer 8 to move along the vertical direction of the outer wall of the barrel body, the micrometer 8 can fully detect the outer wall of the cylinder.
The rectangle case 6 is close to the one side both sides of lifter plate 7 and is equipped with the second slide rail 40 that is vertical setting respectively, every second slide rail 40 respectively with rectangle case 6's outer wall fixed connection, be equipped with on the lifter plate 7 can be on every second slide rail 40 gliding second slider 41, when lifter plate 7 lift removal, every second slider 41 that sets up carries out spacing removal along every second slide rail 40 respectively.
The outer wall of lifter plate 7 is equipped with graffiti shower nozzle 42, and graffiti shower nozzle 42 passes through the top fixed connection of mount and lifter plate 7, and the axis of graffiti shower nozzle 42 is crossing with micrometer 8's axis, and controller 9 is connected with the inside electricity of graffiti shower nozzle 42, detects unqualified back when micrometer 8, and micrometer 8 sends data for controller 9, and controller 9 controls graffiti shower nozzle 42 and carries out the graffiti mark.
A method for forming by using a barrel forming apparatus having a jump value detection mark function, the method comprising the steps of:
firstly, manually placing a barrel in an annular placing groove 4 of a rotary table 1, enabling all extrusion blocks 5 to be located inside the barrel, starting a first motor 17, driving a first bevel gear 18 and a second bevel gear 19 to rotate by the first motor 17, driving a rotating column 20 to rotate by the second bevel gear 19, driving a first threaded column 44 to rotate by the rotating column 20, driving a first lead screw sliding sleeve to move upwards by the first threaded column 44, driving each extrusion block 5 to move along each rectangular limiting sliding groove 16 through each hinged connecting rod 12 by the first lead screw sliding sleeve, enabling each extrusion block 5 to respectively abut against the inner wall of the barrel, embossing each extrusion block 5 through each embossing block 11, and then driving the rotary table 1 and the compressed barrel to rotate through a rotary table 3;
secondly, after the barrel is embossed, the controller 9 controls the second motor 25 to drive the inner rod 28 to rotate, when the inner rod 28 rotates, each contact strip 30 respectively abuts against each abutting sliding groove in the threaded sleeve rod 27 to enable the threaded sleeve rod 27 to horizontally move along the threaded sleeve jig 29, one end of the threaded sleeve rod 27 rotates to drive the rectangular box 6 to horizontally move until the output end of the micrometer 8 is contacted with the outer wall of the molded barrel, and then the output end of the micrometer 8 is contacted with the outer wall of the rotating barrel to detect a jumping value;
thirdly, when the rectangular box 6 moves horizontally, each first sliding block 24 is arranged to move along each first sliding rail 23 in a limiting manner;
fourthly, when the micrometer 8 is unqualified in detection, the micrometer 8 transmits data to the controller 9, and the controller 9 controls the scrawling nozzle 42 to scrawling and marking;
fifthly, the controller 9 controls the third motor 31 to drive the fourth bevel gear 35 and the third bevel gear 33 to rotate, the third bevel gear 33 drives the second threaded column 32 to rotate, the second threaded column 32 drives the second lead screw sliding sleeve 34 to lift along the rectangular through hole 38 through the extending block 37, the extending block 37 simultaneously drives the lifting plate 7 to lift, the lifting plate 7 simultaneously drives the micrometer 8 to move along the vertical direction of the outer wall of the cylinder body, and the micrometer 8 can fully detect the outer wall of the cylinder body;
sixthly, when the lifting plate 7 moves up and down, each second sliding block 41 is arranged to move along each second sliding rail 40 in a limiting manner.
Claims (9)
1. The barrel forming equipment with the jumping value detection and marking functions is characterized by comprising a rotary table (1) and a detection table (2) positioned on one side of the rotary table (1), wherein a rotary table (3) is arranged at the bottom of the rotary table (1), the output end of the rotary table (3) is fixedly connected with the bottom of the rotary table (1), an annular placing groove (4) is formed in the top of the rotary table (1), a tensioning and extruding mechanism is arranged in the annular placing groove (4), the tensioning and extruding mechanism comprises a plurality of extruding blocks (5) which are circularly distributed and can abut against the inner wall of a barrel body, a tensioning driving mechanism is arranged in the rotary table (3), the output end of the tensioning driving mechanism is in transmission connection with the interior of the tensioning and extruding mechanism, a horizontal moving mechanism is arranged on one side of the tensioning and extruding mechanism and is arranged on the detection table (2), the horizontal moving mechanism comprises a rectangular box (6) which is vertical and can move towards the direction of, a lifting mechanism is arranged in the rectangular box (6), the lifting mechanism comprises a lifting plate (7) capable of moving up and down, a micrometer (8) is arranged on the lifting plate (7), the output end of the micrometer (8) extends towards the direction of the tensioning and extruding mechanism, a controller (9) is arranged on one side of the top of the detection table (2), and the controller (9) is electrically connected with the tensioning driving mechanism, the horizontal moving mechanism, the lifting mechanism and the micrometer (8) respectively;
the outer wall of lifter plate (7) is equipped with scribble shower nozzle (42), and top fixed connection through mount and lifter plate (7) is passed through in scribble shower nozzle (42), and the axis of scribble shower nozzle (42) intersects with the axis of micrometer (8), and controller (9) are connected with the inside electricity of scribble shower nozzle (42), detects unqualifiedly back when micrometer (8), and micrometer (8) give controller (9) with data transmission, and controller (9) control scribble shower nozzle (42) mark of scribbling.
2. The barrel forming device with the jumping value detecting and marking function according to claim 1, wherein the tensioning and pressing mechanism further comprises a first threaded column (44) and a first lead screw sliding sleeve, a bearing sleeve (10) is disposed on the turntable (1) at the bottom center of the annular placing groove (4), the first threaded column (44) is vertically disposed above the bearing sleeve (10), the bottom of the first threaded column (44) is rotatably inserted into the inner ring of the bearing sleeve (10), the first lead screw sliding sleeve is disposed on the first threaded column (44), the first lead screw sliding sleeve is in threaded connection with the first threaded column (44), each of the pressing blocks (5) is vertically disposed, a knurling block (11) is respectively disposed at the upper end of the outer wall of each of the pressing blocks (5), and the upper end of the first lead screw sliding sleeve is respectively provided with a hinge slot corresponding to each of the pressing blocks (5), the inside of every articulated grooving is equipped with articulated connecting rod (12) respectively, and the one end of every articulated connecting rod (12) is articulated the setting with the inside of articulated grooving respectively, and every extrusion piece (5) are close to the inner wall of first lead screw sliding sleeve and are equipped with articulated seat (13) that are the level setting respectively, and the other end of every articulated connecting rod (12) articulates the setting respectively on every articulated seat (13), and the top of first screw thread post (44) is equipped with stopper (14).
3. The barrel forming device with the jumping value detection and marking function as claimed in claim 2, wherein a limiting slide block (15) is respectively arranged at the bottom of each extrusion block (5), and a rectangular limiting slide groove (16) for each limiting slide block (15) to slide is arranged on the rotary table (1).
4. The barrel forming device with the jumping value detecting and marking function as claimed in claim 3, wherein the tensioning driving mechanism comprises a first motor (17), a first bevel gear (18), a second bevel gear (19) and a rotary column (20), the rotary column (20) is vertically disposed below the bearing sleeve (10), the top of the rotary column (20) is fixedly connected with the bottom of the first threaded column (44), the second bevel gear (19) is horizontally and fixedly mounted at the bottom of the rotary column (20), the first motor (17) is horizontally disposed at one side below the second bevel gear (19), the first bevel gear (18) is vertically and fixedly mounted at the output end of the first motor (17), a bottom transverse plate is horizontally disposed below the first motor (17), the bottom transverse plate is fixedly connected with the bottom of the rotary table (1) through a first support, the bottom of the first motor (17) is fixedly mounted at the inner bottom end of the rotary table (1), the controller (9) is electrically connected with the first motor (17), the barrel is manually placed in the annular placing groove (4) of the rotary table (1), all the extrusion blocks (5) are located inside the barrel, the controller (9) controls the first motor (17), the first motor (17) drives the first bevel gear (18) and the second bevel gear (19) to rotate, the second bevel gear (19) drives the rotary column (20) to rotate, the rotary column (20) drives the first threaded column (44) to rotate, the first threaded column (44) drives the first screw rod sliding sleeve to move upwards, the first screw rod sliding sleeve drives each extrusion block (5) to move along each rectangular embossing sliding groove (16) through each hinged connecting rod (12), each extrusion block (5) is enabled to respectively abut against the inner wall of the barrel, each extrusion block (5) is respectively carried out through each embossing block (11), then the turntable (1) and the compressed cylinder are driven to rotate by the turntable (3).
5. The barrel forming device with the jumping value detection and marking function according to claim 4, wherein the horizontal moving mechanism further comprises a top horizontal plate (43) and a bottom horizontal plate (21), the bottom horizontal plate (21) is horizontally and fixedly installed on the detection platform (2), the top horizontal plate (43) is horizontally located right above the bottom horizontal plate (21), the top horizontal plate (43) and the bottom horizontal plate (21) are fixedly connected through a second bracket, the rectangular box (6) is located between the top horizontal plate (43) and the bottom horizontal plate (21), the top and the bottom of the rectangular box (6) are respectively provided with a moving plate (22) which is horizontally arranged, the lower surface of the top horizontal plate (43) and the upper surface of the bottom horizontal plate (21) are respectively provided with a first sliding rail (23) which is horizontally arranged, each moving plate (22) is respectively provided with a first sliding block (24) which can slide inside each first sliding rail (23), when the rectangular box (6) moves horizontally, each first sliding block (24) is arranged to move in a limiting mode along each first sliding rail (23) respectively.
6. The barrel forming device with the jumping value detecting and marking function as claimed in claim 5, wherein the horizontal moving mechanism further comprises a second motor (25), a vertical plate (26), a threaded sleeve rod (27), an inner rod (28) and a threaded sleeve jig (29), the vertical plate (26) is vertically located on one side of the rectangular box (6) far away from the tensioning and extruding mechanism, the vertical plate (26) is fixedly connected with the second support, the threaded sleeve jig (29) is horizontally and fixedly installed at the center of the vertical plate (26), one end of the threaded sleeve rod (27) penetrates through an inner ring of the threaded sleeve jig (29) and extends towards the direction of the rectangular box (6), the threaded sleeve rod (27) is in threaded connection with the threaded sleeve jig (29), one end of the threaded sleeve rod (27) is rotatably inserted into an outer wall of the rectangular box (6), the inner rod (28) is horizontally inserted into the inner ring of the threaded sleeve rod (27), one end of the inner rod (28) extends towards one end of the threaded sleeve rod (27) far away from the rectangular box (6), the second motor (25) is horizontally positioned in the extension of the inner rod (28), the output end of the second motor (25) is fixedly connected with one end of the inner rod (28), the second motor (25) is fixedly connected with the bottom of the vertical plate (26) through a third support, the two sides of the inner rod (28) are respectively provided with a touch strip (30), each threaded sleeve rod (27) is provided with a touch chute which is used for enabling each touch strip (30) to touch and slide, the controller (9) is electrically connected with the second motor (25), after the barrel is pressed and patterned, the controller (9) controls the second motor (25) to drive the inner rod (28) to rotate, each touch chute on each threaded sleeve rod (27) respectively enables the threaded sleeve rod (27) to touch and horizontally move along the threaded sleeve jig (29) during rotation of the barrel, one end pivoted drive rectangle case (6) of screw loop pole (27) carries out horizontal migration, stops until the output with micrometer (8) and the barrel outer wall contact after the shaping after, and the outer wall of the rotatory barrel of output contact through micrometer (8) is beated the value and is detected.
7. The barrel forming device with the jumping value detecting and marking function according to claim 6, wherein the lifting mechanism further comprises a third motor (31), a second threaded column (32), a third bevel gear (33), a second screw rod sliding sleeve (34) and a fourth bevel gear (35), the second threaded column (32) is vertically located inside the rectangular box (6), a horizontally arranged partition plate (36) is arranged at the top end inside the rectangular box (6), the top of the second threaded column (32) can rotatably extend upwards through two sides of the partition plate (36), the bottom of the second threaded column (32) can rotatably insert into the bottom inside the rectangular box (6), the second screw rod sliding sleeve (34) is arranged on the second threaded column (32), the second sliding sleeve (34) is in threaded connection with the second threaded column (32), one side of the second screw rod sliding sleeve (34) is provided with an extending block (37) extending towards the outside of the rectangular box (6), the lifting plate (7) is vertically and fixedly installed at the extending end of the extending block (37), a rectangular through hole (38) for the extending block (37) to move is formed in the rectangular box (6), the third bevel gear (33) is horizontally and fixedly installed at the top of the second threaded column (32), the fourth bevel gear (35) is vertically positioned on one side above the third bevel gear (33), the third bevel gear (33) is meshed with the fourth bevel gear (35), a rotating rod (39) horizontally arranged is arranged at the center of the fourth bevel gear (35), one end of the rotating rod (39) can rotatably penetrate through the inner wall and the outer wall of the rectangular box (6) to extend outwards, the third motor (31) is horizontally positioned at the extending end of the rotating rod (39), the output end of the third motor (31) is fixedly connected with the extending end of the rotating rod (39), the third motor (31) is fixedly connected with the outer wall of the rectangular box (6), and the controller (9) is electrically connected with the third motor (31), controller (9) control third motor (31) drive fourth awl tooth (35) and third awl tooth (33) rotation, third awl tooth (33) drive second screw thread post (32) rotation, second screw thread post (32) drive second lead screw sliding sleeve (34) and go up and down along rectangle opening (38) through extending piece (37), it goes up and down to extend piece (37) and drive lifter plate (7) simultaneously, lifter plate (7) drive micrometer (8) simultaneously and remove along the vertical direction of the outer wall of barrel, make micrometer (8) can be abundant detect the outer wall of barrel.
8. The barrel forming device with the jumping value detecting and marking function as claimed in claim 7, wherein two sides of one side of the rectangular box (6) close to the lifting plate (7) are respectively provided with a second slide rail (40) which is vertically arranged, each second slide rail (40) is respectively fixedly connected with the outer wall of the rectangular box (6), the lifting plate (7) is provided with a second slide block (41) which can slide on each second slide rail (40), and when the lifting plate (7) is lifted and moved, each second slide block (41) is respectively limited and moved along each second slide rail (40).
9. A method of molding using the barrel molding apparatus having a jump value detection mark function according to claim 8, comprising the steps of:
firstly, manually placing a barrel in an annular placing groove (4) of a rotary table (1), enabling all extrusion blocks (5) to be located inside the barrel, starting a first motor (17), driving a first bevel gear (18) and a second bevel gear (19) to rotate by the first motor (17), driving a rotating column (20) to rotate by the second bevel gear (19), driving a first threaded column (44) to rotate by the rotating column (20), driving a first screw rod sliding sleeve to move upwards by the first threaded column (44), driving each extrusion block (5) to move along each rectangular limiting sliding groove (16) through each hinged connecting rod (12) by the first screw rod sliding sleeve, enabling each extrusion block (5) to respectively abut against the inner wall of the barrel, respectively pressing each extrusion block (5) through each embossing block (11), and then driving the rotary table (1) and the compressed barrel to rotate through a rotary table (3);
secondly, after the barrel is subjected to embossing, the controller (9) controls the second motor (25) to drive the inner rod (28) to rotate, when the inner rod (28) rotates, each contact strip (30) respectively abuts against each abutting sliding groove in the threaded sleeve rod (27) to enable the threaded sleeve rod (27) to horizontally move along the threaded sleeve jig (29), one end of the threaded sleeve rod (27) rotates to drive the rectangular box (6) to horizontally move until the output end of the micrometer (8) is contacted with the outer wall of the formed barrel, and then the output end of the micrometer (8) is contacted with the outer wall of the rotated barrel to detect the jumping value;
thirdly, when the rectangular box (6) moves horizontally, each first sliding block (24) is arranged to move in a limiting manner along each first sliding rail (23);
fourthly, when the micrometer (8) is unqualified in detection, the micrometer (8) transmits data to the controller (9), and the controller (9) controls the scrawling nozzle (42) to scrawling and marking;
fifthly, the controller (9) controls the third motor (31) to drive the fourth bevel gear (35) and the third bevel gear (33) to rotate, the third bevel gear (33) drives the second threaded column (32) to rotate, the second threaded column (32) drives the second screw rod sliding sleeve (34) to lift along the rectangular through hole (38) through the extension block (37), the extension block (37) simultaneously drives the lifting plate (7) to lift, the lifting plate (7) simultaneously drives the micrometer (8) to move along the vertical direction of the outer wall of the barrel, and the micrometer (8) can fully detect the outer wall of the barrel;
sixthly, when the lifting plate (7) moves up and down, each second sliding block (41) is arranged to move in a limiting mode along each second sliding rail (40).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010145382.2A CN111238334B (en) | 2020-03-05 | 2020-03-05 | Barrel body forming equipment with jumping value detection and marking functions and forming method thereof |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010145382.2A CN111238334B (en) | 2020-03-05 | 2020-03-05 | Barrel body forming equipment with jumping value detection and marking functions and forming method thereof |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN111238334A CN111238334A (en) | 2020-06-05 |
| CN111238334B true CN111238334B (en) | 2021-05-07 |
Family
ID=70873302
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202010145382.2A Expired - Fee Related CN111238334B (en) | 2020-03-05 | 2020-03-05 | Barrel body forming equipment with jumping value detection and marking functions and forming method thereof |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN111238334B (en) |
Families Citing this family (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111890028A (en) * | 2020-06-11 | 2020-11-06 | 无锡市润和机械有限公司 | Aero-engine cone-column revolving body assembly precision control detection equipment and application |
| CN111829410B (en) * | 2020-06-29 | 2022-04-08 | 安徽机电职业技术学院 | Heavy truck drum brake's detection device |
| CN113198893B (en) * | 2021-05-17 | 2023-03-31 | 山东省宁津县宏业汽配有限公司 | Cylinder flanging machine |
| CN113758402B (en) * | 2021-09-08 | 2024-01-30 | 安徽维克多自动化设备有限公司 | High-precision online intelligent detection sensor |
| CN115585762B (en) * | 2022-10-11 | 2023-06-09 | 浙江赛艾孚科技有限公司 | Automatic checking equipment for brake shoe assembly |
Family Cites Families (19)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US3785200A (en) * | 1972-06-01 | 1974-01-15 | Univ Iowa State Res Found Inc | Apparatus for in situ borehole testing |
| DE2611702C3 (en) * | 1976-03-18 | 1979-01-18 | Mannesmann Ag, 4000 Duesseldorf | Mechanical pipe expander |
| JP4462859B2 (en) * | 2003-07-30 | 2010-05-12 | 株式会社ブリヂストン | Tire molding machine and tire manufacturing method |
| JP2006289439A (en) * | 2005-04-11 | 2006-10-26 | Sumitomo Metal Ind Ltd | Method and device for expanding uoe steel tube |
| KR100635027B1 (en) * | 2005-10-19 | 2006-10-16 | 한국타이어 주식회사 | Circle sphere control apparatus of belt/tread transfer of tire building machine |
| CN201729546U (en) * | 2010-06-07 | 2011-02-02 | 厦门厦顺铝箔有限公司 | Paper sleeve expander |
| CN202291130U (en) * | 2011-10-31 | 2012-07-04 | 江苏兰陵高分子材料有限公司 | Barrel body expander |
| KR101861338B1 (en) * | 2011-12-08 | 2018-05-28 | 주식회사 대우전자 | Wall mounted mini drum type washing machine |
| CN103542802B (en) * | 2012-07-12 | 2016-06-08 | 中国石油天然气集团公司 | Continuous pipe ovality on-line checkingi device |
| CN103575188A (en) * | 2012-07-21 | 2014-02-12 | 天津市天发重型水电设备制造有限公司 | Large-diameter cylinder forming detection sample plate |
| JP2014042920A (en) * | 2012-08-24 | 2014-03-13 | Mitsubishi Heavy Ind Ltd | Pipe expansion jig, pipe expansion method of heat transfer pipe, repairing method and blocking method |
| CN105806233B (en) * | 2016-04-21 | 2019-05-14 | 四川建筑职业技术学院 | The system and method for shape measure and control in a kind of heavy type shell ring operation of rolling |
| CN206318577U (en) * | 2016-12-08 | 2017-07-11 | 中山市变革软件科技有限公司 | A kind of tube filler coiled material expanding clamping device |
| CN108500108B (en) * | 2017-02-27 | 2020-01-21 | 湖北三江航天红阳机电有限公司 | Spinning tool and forming method for cylinder with inner circumferential ribs |
| CN106874624B (en) * | 2017-03-15 | 2020-08-04 | 中南大学 | Method for online virtual detection and evaluation of forming quality of ultrathin-wall easily-deformable cylindrical part |
| CN207447188U (en) * | 2017-09-20 | 2018-06-05 | 天津滨海精大制桶有限公司 | A kind of Novel bucket wall rises muscle device |
| CN108097836A (en) * | 2017-12-07 | 2018-06-01 | 天津泰义特金属包装有限公司 | A kind of metal drum lace covers system of processing |
| CN208398847U (en) * | 2018-05-30 | 2019-01-18 | 东莞市三本精密仪器有限公司 | A kind of roundness measuring instrument |
| DE102018211311B4 (en) * | 2018-07-09 | 2020-03-26 | Sms Group Gmbh | Extended regulation of JCO molding press |
-
2020
- 2020-03-05 CN CN202010145382.2A patent/CN111238334B/en not_active Expired - Fee Related
Also Published As
| Publication number | Publication date |
|---|---|
| CN111238334A (en) | 2020-06-05 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN111238334B (en) | Barrel body forming equipment with jumping value detection and marking functions and forming method thereof | |
| CN110465591B (en) | Auto-parts mould convenient to use | |
| CN107263398A (en) | Automobile starter brush holder assembly spring installation machine | |
| CN212763990U (en) | Novel powder forming machine | |
| CN114714433A (en) | Automatic replacing device and replacing method for cutting die of cutting machine | |
| CN2760822Y (en) | Electrical plug assembly machine | |
| CN215616743U (en) | Product CNC processing fixed frock of can overturning | |
| CN109262018B (en) | Die punching equipment and detection method thereof | |
| CN111283104A (en) | Tubular metal piece flaring device | |
| CN215143745U (en) | Stamping device is used in processing of car scute support piece | |
| CN109719212A (en) | A kind of automobile parts stamping die that ejecting mechanism is set | |
| CN213321494U (en) | Bolt mold processing convenient to drawing of patterns | |
| CN215237223U (en) | Novel auto-parts mould | |
| CN212498805U (en) | Novel mould roll-over stand for yacht | |
| CN212499142U (en) | Brake block embossing mold utensil | |
| CN113858519A (en) | Plastic wine bottle cap production device convenient for discharging and use method | |
| CN109570423B (en) | Automobile brake adjusting arm pre-forging material distributing die | |
| CN216884884U (en) | Be used for thin wall injection molding quick forming die | |
| CN211413532U (en) | Precision die forging processing equipment | |
| CN215551219U (en) | Ejector rod device for mechanical die | |
| CN219130590U (en) | Stamping equipment is used in automobile parts production | |
| CN213797890U (en) | Automobile drum-shaped bushing forming device | |
| CN210969651U (en) | Injection molding machine for children toys | |
| CN218202524U (en) | Moulding-die gas cap structure for glass cup production | |
| CN213002313U (en) | Automatic ejection device of stamping die |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| PB01 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20210507 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |