CN111037104A

CN111037104A - Automatic marking device for valve body speed-multiplying chain conveying line

Info

Publication number: CN111037104A
Application number: CN201911338455.3A
Authority: CN
Inventors: 罗华平; 易少伟; 章新辉; 束仁三
Original assignee: Shanghai Tongyou Tongchuang Photoelectric Technology Co Ltd
Current assignee: Shanghai Tongyou Tongchuang Photoelectric Technology Co Ltd
Priority date: 2019-12-23
Filing date: 2019-12-23
Publication date: 2020-04-21

Abstract

The invention discloses an automatic marking device for a valve body speed-multiplying chain conveying line, which comprises: transport mechanism, transport mechanism divide into material loading level, through-hole in proper order along direction of transfer and detects the position, beats mark reading sign position and unloading position, the through-hole detects the position and is equipped with first detection mechanism and second detection mechanism, it reads a sign position side and is equipped with marking mechanism to beat the mark, the unloading position is equipped with unloading mechanism, just be equipped with first climbing mechanism and second climbing mechanism along direction of transfer in proper order in the transport mechanism. According to the invention, the structure is simple and practical, the mounting seat can be jacked up to the position of the marking machine through the jacking device, the circulating rotation of the circulating conveying chain is not hindered, the through hole of each marking object is detected, whether the marking object is a qualified product or not is detected, and the mounting seat is provided with 2 mounting structures of the marking objects, so that two types of marking objects can be mounted on the mounting seat.

Description

Automatic marking device for valve body speed-multiplying chain conveying line

Technical Field

The invention relates to the technical field of automatic marking equipment, in particular to automatic marking equipment for a valve body speed-multiplying chain conveying line.

Background

Related production information can be recorded on the surface of a workpiece after the workpiece is produced at present, so that the defective parts can be traced and traced at a later stage, and the workpiece is marked by marking equipment at present. The marking machine is a broad concept and mainly comprises three types of pneumatic, laser and electric corrosion, wherein the needle marking machine is generally pneumatic and is generally controlled by a computer, a printing needle performs high-frequency impact motion under the action of compressed air, so that a mark with a certain depth is printed on a workpiece, and the workpiece of a valve body is generally marked by needle marking equipment.

However, the existing marking machine equipment for the valve body has certain problems, one of which is that the existing marking equipment only relates to a conveying mechanism, the workpiece is conveyed to a marking position, and after the workpiece reaches the standard, the workpiece is conveyed away, so that whether the workpiece is a qualified product or not is not detected, and the workpiece is found to be an unqualified product after the unqualified workpiece is marked easily. Secondly, the transport mechanism of the existing marking device is a one-way transport mechanism, and is suitable for placing a tray for fixing some workpieces and then transporting the workpieces, so that the mounting plate is not suitable for being installed on the one-way transport mechanism.

Disclosure of Invention

Aiming at the defects in the prior art, the invention aims to provide automatic marking equipment for a valve body speed multiplying chain conveying line, which is simple and practical in structure, can jack up an installation seat to the position of a marking machine through a jacking device, does not influence the circulating rotation of a circulating conveying chain, detects through holes of each marking object, detects whether the marking object is qualified or not, and is provided with 2 mounting structures for the marking objects, so that two workpieces can be mounted on a tray. To achieve the above objects and other advantages in accordance with the present invention, there is provided an automatic marking apparatus for a valve body double speed chain conveying line, comprising:

the conveying mechanism is sequentially provided with a feeding position, a through hole detection position, a marking code reading position and a discharging position along a conveying direction, and comprises a conveying chain and a first middle plate for fixing the conveying chain, wherein the conveying chain is used for conveying a marking workpiece;

the tray is placed on the conveying chain, a first hook plate and a second hook plate which is symmetrically arranged with the first hook plate are fixedly connected to the lower surface of the tray, the first hook plate is located under the conveying chain and forms a first abdicating interval with the conveying chain, and the second hook plate is located under the conveying chain and forms a second abdicating interval with the conveying chain;

the detection mechanism is used for detecting holes of a workpiece and is fixed on the first middle plate, and when the tray moves below the detection mechanism, the detection mechanism moves onto the tray; and

climbing mechanism, climbing mechanism is fixed in on the first intermediate lamella, passes through when the tray motion during climbing mechanism top, climbing mechanism is used for upwards jack-up with the tray from the conveying chain to detection mechanism's below, works as when climbing mechanism jack-up tray that makes progress, first board and the conveying chain that colludes form first interval and the second of stepping down collude board and the conveying chain formation the second interval of stepping down so that the conveying chain passes.

Preferably, the transfer mechanism includes: the supporting base is symmetrically provided with a first middle plate, the upper end face of the first middle plate is fixedly connected with a conveying chain baffle, the lower end face of the first middle plate is fixedly provided with a conveying chain supporting plate, and two ends of the first middle plate are fixedly connected with gear fixing plates;

the chain gear is movably connected to the gear fixing plate, a rotating shaft is connected to the chain gear in a key mode, the chain gear comprises a gear disc, and a circle of first meshing teeth and second meshing teeth which are arranged at intervals with the first meshing teeth are arranged on the gear disc along the circumferential direction of the surface of the gear disc;

the conveying chain is meshed with the chain gear and comprises a connecting column, a first connecting plate and a second connecting plate are sleeved at two ends of the connecting column respectively, a third connecting plate is tightly attached to one side face of the first connecting baffle, a first roller is tightly attached to one side face of the third connecting plate, a fourth connecting plate is tightly attached to one side face of the second connecting plate, and a second roller is tightly attached to one side face of the fourth connecting plate.

Preferably, detection mechanism includes first detection mechanism and second detection mechanism, second detection mechanism includes vertical supporting seat, the rigid coupling has the plane board on the vertical supporting seat, the rigid coupling has the second cylinder on the plane board, be equipped with two telescopic links on the second cylinder at least, the telescopic link rigid coupling has first vertical board, first vertical board rigid coupling has the pick-up plate, the pick-up plate rigid coupling has a plurality of measuring stick.

Preferably, the lower extreme rigid coupling of first vertical board has the slider, slider sliding connection has the draw runner, the draw runner rigid coupling has the mount.

Preferably, still include unloading mechanism, unloading mechanism includes first fixing base, second fixing base and horizontal cylinder, be fixed with the guide bar between first fixing base and the second fixing base, horizontal cylinder cover is located on the guide bar, and on the main piston rod of horizontal cylinder was fixed in first fixing base, be fixed with the connecting plate on the horizontal cylinder lower surface, the connecting plate rigid coupling has the third cylinder, the third cylinder is equipped with two second piston rods at least, second piston rod rigid coupling has first horizontal connecting plate, first horizontal connecting plate lower surface rigid coupling has the second intermediate plate, lower surface one side rigid coupling of second intermediate plate has first clamping jaw cylinder, and the opposite side rigid coupling has four extension posts, it has double-end cylinder to extend the post rigid coupling, double-end cylinder's two rigid couplings respectively has the second clamping jaw.

Preferably, be equipped with two intercepting mechanisms along direction of transfer at least on the first intermediate lamella, intercepting mechanism includes the horizontal stand, the rigid coupling has L type base on the horizontal stand, the lower terminal surface rigid coupling of L type base has the fourth cylinder, the fourth cylinder is equipped with the third piston rod, the rigid coupling has the stopping subassembly on the third piston rod.

Preferably, the stopping assembly comprises a base, the base is provided with a containing cavity, a rotating block is movably connected in the containing cavity, a connecting rod is fixedly connected to the upper end of the rotating block, and two ends of the connecting rod are respectively and fixedly connected with a blocking wheel.

Preferably, the jacking mechanism comprises a first jacking mechanism and a second jacking mechanism, the second jacking mechanism comprises a positioning seat, a fifth cylinder is fixed on the positioning seat, the fifth cylinder is provided with a fourth piston rod, a lifting bottom plate is fixed on the fourth piston rod, a stop block seat is fixed on the lifting bottom plate, and two stop blocks are symmetrically arranged on the stop block seat.

Preferably, detection mechanism includes first detection mechanism and second detection mechanism, first detection mechanism includes vertical support column, the rigid coupling has the crossbeam post on the vertical support column, a crossbeam post terminal surface is fixed with first cylinder, first cylinder is equipped with first piston rod, first piston rod rigid coupling has the lifter plate, the lifter plate rigid coupling has second horizontal connecting plate, second horizontal connecting plate rigid coupling has first roof, the terminal surface rigid coupling has first mounting panel under the first roof, the rigid coupling has a plurality of detection post on the first mounting panel.

Compared with the prior art, the invention has the beneficial effects that:

(1) a circulating conveying chain is formed by a specially designed toothed chain wheel, and a mounting seat is clamped on the toothed chain wheel, can circularly move with the toothed chain wheel, and cannot easily fall off;

(2) the transmission line of the toothed chain wheel is provided with a plurality of mounting seats, each mounting seat is fixedly connected with a marking object, and each mounting seat can be used for placing two types of marking objects;

(3) the conveying line is also provided with a jacking device, when a material loading object moves to the position of the marking device, the material loading object is jacked to the position of the marking machine by the jacking device, the whole mounting seat is jacked by the jacking device, the mounting seat does not move along with the conveying chain at the time, but the conveying chain still performs cyclic motion, when the marking of the material loading object is completed, the jacking device descends, the mounting seat falls back to the cyclic conveying chain and moves again, and when the material loading object moves to the position of the mechanical claw, the mechanical claw grabs the marked material loading object to the material discharging plate;

(4) the circulating conveying line is also provided with a through hole detection mechanism for the marking object, the marking object of each type corresponds to one through hole detection mechanism, so that whether the marking object passes through a flaw or not can be detected, and whether the marking object is qualified or not can be detected.

Drawings

FIG. 1 is a schematic three-dimensional structure of an automatic marking device for a valve body double speed chain conveyor line according to the present invention;

FIG. 2 is a schematic three-dimensional structure of a conveying mechanism of an automatic marking device for a valve body double-speed chain conveying line according to the invention;

FIG. 3 is a schematic three-dimensional structure diagram of a first detection mechanism of an automatic marking device for a valve body double-speed chain conveying line according to the invention;

FIG. 4 is a schematic three-dimensional structure of a second detection mechanism of the automatic marking device for the valve body double-speed chain conveying line according to the invention;

FIG. 5 is a schematic three-dimensional structure diagram of a blanking mechanism of an automatic marking device for a valve body double-speed chain conveying line according to the invention;

FIG. 6 is a schematic three-dimensional structure of an intercepting mechanism of an automatic marking device for a valve body double-speed chain conveying line according to the invention;

FIG. 7 is a schematic three-dimensional structure of a second jacking mechanism of the automatic marking device for the valve body speed-multiplying chain conveying line according to the invention;

FIG. 8 is a schematic three-dimensional view of a sprocket of an automatic marking apparatus for a valve body multiple speed chain conveyor line according to the present invention;

FIG. 9 is a top view of a transfer chain of an automatic marking apparatus for a valve body double speed chain transfer line according to the present invention;

fig. 10 is a left side view of a tray of an automatic marking device for a valve body double speed chain conveyor line according to the present invention.

1. A transport mechanism; 2. a first detection mechanism; 3. a second detection mechanism; 4. a marking mechanism; 5. a blanking mechanism; 6. a rack; 7. an interception mechanism; 8. a second jacking mechanism; 9. a first jacking mechanism; 10. a tray; 11. a support base; 12. a first intermediate plate; 13. a conveyor chain pallet; 14. a conveyor chain guard; 15. a gear fixing plate; 16. a drive motor; 17. a conveyor chain; 18. a sprocket gear; 19. a rotating shaft; 21. a vertical support column; 22. a beam column; 23. a first cylinder; 24. a first piston rod; 25. a lifting plate; 26. a second horizontal connecting plate; 27. a pillar; 28. a first top plate; 29. a first mounting plate; 31. a vertical supporting seat; 32. a flat plate; 33. a second cylinder; 34. a telescopic rod; 35. a first vertical plate; 36. connecting columns; 37. a detection lever; 38. a fixed mount; 39. a slide bar; 310. a slider; 311. detecting a plate; 51. a first fixed seat; 52. a second fixed seat; 53. a main piston rod; 54. a guide bar; 55. a horizontal cylinder; 56. a connecting plate; 57. a third cylinder; 58. a second piston rod; 59. a first horizontal connecting plate; 510. a second intermediate plate; 511. extending the column; 512. a first jaw cylinder; 513. a first jaw; 514. a double-ended cylinder; 515. a second jaw; 71. a horizontal support; an L-shaped base; 73. a blocking assembly; 74. a third piston rod; 75. a fourth cylinder; 731. a base; 732. a spring; 733. rotating the block; 734. a connecting rod; 735. a catch wheel; 81. connecting blocks; 82. positioning seats; 83. a fifth cylinder; 84. a fourth piston rod; 85. a lifting bottom plate; 86. a stop block seat; 87. a stopper; 181. a gear plate; 182. meshing teeth; 183. a second meshing tooth; 184. a projection table; 171. connecting columns; 172. a first connecting plate; 173. a second connecting plate; 174. a third connecting plate; 175. a first roller; 176. a second roller; 177. a roll axis; 178. a fourth connecting plate; 101. a support plate; 102. a first vertical plate; 103. a first hook plate; 104. a second hook plate; 105. a second riser.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.

Referring to fig. 1 and 3, a conveying mechanism 1, wherein the conveying mechanism 1 is sequentially provided with a feeding position, a through hole detection position, a marking code reading position and a discharging position along a conveying direction, the conveying mechanism 1 comprises a conveying chain 17 and a first middle plate 12 for fixing the conveying chain 17, and the conveying chain 17 is used for conveying a marking workpiece; the tray 10 is placed on the conveying chain 17, a first hook plate 103 and a second hook plate 104 symmetrically arranged with the first hook plate 103 are fixedly connected to the lower surface of the tray 10, the first hook plate 103 is located right below the conveying chain 17 and forms a first abdicating interval with the conveying chain 17, and the second hook plate 104 is located right below the conveying chain 17 and forms a second abdicating interval with the conveying chain 17; the detection mechanism is used for detecting holes of workpieces and is fixed on the first middle plate 12, and when the tray 10 moves below the detection mechanism, the detection mechanism moves onto the tray 10; the climbing mechanism, climbing mechanism is fixed in on first intermediate lamella 12, when tray 10 moves and passes through when climbing mechanism top, climbing mechanism is used for upwards jack-up tray 10 from transfer chain 17 to detection mechanism's below, when climbing mechanism upwards jacks up tray 10, first collude board 103 and transfer chain 17 and form first abdication interval and second collude board 104 and transfer chain 17 and form the second abdication interval so that transfer chain 17 passes, one side of material level is equipped with supporter 6 down, the through-hole detects the position and is equipped with first detection mechanism 2 and second detection mechanism 3, it is equipped with marking mechanism 4 to mark a side of reading position, the material level is equipped with unloading mechanism 5 down, just be equipped with first climbing mechanism 9 and second climbing mechanism 8 along the direction of transfer in proper order in the transport mechanism 1, be equipped with the tray on the transport mechanism 1, the tray can place the work piece of two kinds of models, at first at transport mechanism 1 the material loading level with the work piece place in the tray, then transport mechanism 1 embolias the work piece and send to the through-hole detects the position, first climbing mechanism 9 will this moment the tray jack-up, then first detection mechanism 2 is right respectively with second detection mechanism 3 work piece hole on the tray detects, transport mechanism 1 conveys the work piece after the detection to beat mark and read the sign position, second climbing mechanism 8 will the tray jack-up that makes progress this moment, marking mechanism 4 beats the mark and reads the sign indicating number to the work piece, and after the work piece was beaten the mark and is accomplished, transport mechanism 1 conveyed the work piece to material unloading level, unloading mechanism 5 snatchs work piece on the tray is placed on supporter 6. The first detection mechanism 2 is used for detecting holes of workpieces when the workpieces are horizontally placed on the tray 10, at the moment, the holes on the workpieces are in a vertical state, the first detection mechanism 2 comprises a vertical support column 21, a cross beam column 22 is fixedly connected to the vertical support column 21, a first air cylinder 23 is fixed to one end face of the cross beam column 22, at least three first piston rods 24 are arranged on the first air cylinder 23 to provide more downward pressure, a lifting plate 25 is fixedly connected to the first piston rods 24, a second horizontal connecting plate 26 is fixedly connected to the lifting plate 25, a first top plate 28 is fixedly connected to the second horizontal connecting plate 26, a first mounting plate 29 is fixedly connected to the lower end face of the first top plate 28, a plurality of detection columns are fixedly connected to the first mounting plate 29, when the workpieces are subjected to hole detection, the first air cylinder 23 controls the first piston rods 24 to extend downwards, the lifting plate 25 is driven to move downwards, a second horizontal connecting plate 26 is fixed on the lifting plate 25, the second horizontal connecting plate 26 is fixedly connected with a first top plate 28 through four supporting columns 27, so that the pressure on the first mounting plate 29 is more uniform, the first top plate 28 is fixedly connected with a first mounting plate 29, so that the first mounting plate 29 moves downwards to a workpiece, detection columns on the first mounting plate 29 correspond to holes in the workpiece one by one, the detection columns are respectively inserted into the holes in the workpiece correspondingly, when one detection column cannot move downwards continuously, the workpiece is a defective workpiece and is not marked, and when the detection column is completely inserted into the hole in the workpiece, the workpiece is indicated to be a qualified workpiece, and then the next marking action is continued.

Referring to fig. 2 and 8-10, the transfer mechanism 1 includes: the conveying device comprises a supporting base 11, wherein two first middle plates 12 are symmetrically arranged on the supporting base 11, the upper end faces of the first middle plates 12 are fixedly connected with conveying chain baffle plates 14, the lower end faces of the first middle plates 12 are fixedly provided with conveying chain supporting plates 13, two ends of each first middle plate 12 are fixedly connected with gear fixing plates 15, and a driving motor 16 is fixedly connected onto one gear fixing plate 15; the sprocket 18 is movably connected to the gear fixing plate 15, the sprocket 18 is connected to the rotating shaft 19 in a keyed manner, the sprocket 18 includes a gear plate 181, a protruding table 184 is fixedly connected to an end face of the gear plate 181, and a circle of first engaging teeth 182 and second engaging teeth 183 spaced from the first engaging teeth 182 are arranged on the gear plate 181 along the circumferential direction of the surface of the gear plate 181, wherein the width of the first engaging teeth 182 is smaller than that of the second engaging teeth 183, because the first engaging teeth 182 engage the first roller 175, the second engaging teeth 183 engage the second roller 176, and the length of the first roller 175 is smaller than that of the second roller 176; the conveying chain 17 is meshed with the chain gear 18, the conveying chain 17 comprises a connecting column 171, a first connecting plate 172 and a second connecting plate 173 are respectively sleeved at two ends of the connecting column 171, a third connecting plate 174 is tightly attached to one side of the first connecting baffle 172, a first roller 175 is tightly attached to one side of the third connecting plate 174, one end of the first connecting plate 172 is sleeved on the connecting column 171, the other end of the first connecting plate is sleeved on the last connecting column 171, one end of the third connecting plate 174 is sleeved on the connecting column 171, the other end of the third connecting plate is sleeved on the next connecting column 171, a fourth connecting plate 178 is tightly attached to one side of the second connecting plate 173, a second roller 176 is tightly attached to one side of the fourth connecting plate 178, one end of the second connecting plate 173 is sleeved on the connecting column 171, the other end of the second connecting plate is sleeved on the last connecting column 171, and, the other end of the tray is sleeved on the next connecting column 171, a rolling shaft 177 is sleeved on every other connecting column 171, so that a double-roller conveying chain 17 is formed, the conveying mechanism 1 is a conveying mechanism with double conveying chains 17, the tray 10 is placed on the conveying mechanism 1, the tray 10 comprises a supporting plate 101, a first vertical plate 102 and a second vertical plate 105 are symmetrically and fixedly connected to two sides of the lower surface of the supporting plate 101 respectively, the first vertical plate 102 is fixedly connected with a first hook plate 103, the second vertical plate 105 is fixedly connected with a second hook plate 104, when the tray 10 is located on the upper surface of the conveying chain 17, the first hook plate 103 and the second hook plate 104 are both located under the conveying chain 17, the supporting plate 101 is in contact with the rolling shaft 177 on the conveying chain 17, the conveying chain 17 drives the tray 10 to move, when the first jacking mechanism 9 and the second jacking mechanism 8 jack up the tray 10, the first hook plate 103 and the second hook plate 104 are both spaced from the conveying chain 17, the rotation of the conveying chain 17 is not hindered, when the conveying chain 17 drives the tray 10 to be located on the chain gear 18, at this time, the tray 10 is located under the conveying chain 17 through rotation, when the tray 10 starts to rotate, one end surfaces of the first hook plate 103 and the second hook plate 104 respectively abut against the second roller 176 on the conveying chain 17, the other end surfaces of the first hook plate 103 and the second hook plate 104 abut against the protruding platform 184 on the chain gear 18, so that the tray 10 starts to rotate until the tray 10 is located under the conveying chain 17, at this time, the first hook plate 103 and the second hook plate 104 respectively hook against the second roller 176, and therefore the tray 10 continues to move along with the conveying chain 17.

Referring to fig. 4, the detecting mechanism includes a first detecting mechanism 2 and a second detecting mechanism 3, the second detecting mechanism 3 is used for detecting holes of a workpiece when the workpiece is vertically placed on the tray 10, at this time, the holes on the workpiece are in a horizontal state, the second detecting mechanism 3 includes a vertical supporting seat 31, a plane plate 32 is fixedly connected to the vertical supporting seat 31, a second cylinder 33 is fixedly connected to the plane plate 32, at least two telescopic rods 34 are arranged on the second cylinder 33, the telescopic rods 34 are fixedly connected to a first vertical plate 35, the first vertical plate 35 is fixedly connected to a detecting plate 311 through four connecting columns 36, the detecting plate 311 is fixedly connected to a plurality of detecting rods 37, a sliding block 310 is fixedly connected to the lower end of the first vertical plate 35, the sliding block 310 is slidably connected to a sliding strip 39, the sliding strip 39 is fixedly connected to a fixing frame 38, when the workpiece is at a detecting position, at this time, the second air cylinder 33 controls the telescopic rod 34 to extend out, so that the first vertical plate 35 is driven to move towards the direction close to the workpiece, the first vertical plate 35 is connected with the detection plate 311 through the four connecting columns 36, the detection plate 311 is driven to move towards the workpiece, the detection rods 37 are inserted into holes of the workpiece, when any detection rod 37 cannot be inserted into the hole of the workpiece, the workpiece is a defective product and cannot be marked, when all the detection rods 37 are inserted into the holes in the workpiece, the workpiece is a qualified product and can be marked, the second air cylinder 33 controls the telescopic rod 34 to contract, the detection plate 311 is driven to move away from the workpiece, and all the detection rods 37 are pulled out from the holes of the workpiece.

Referring to fig. 5, the blanking mechanism 5 includes a first fixing seat 51, a second fixing seat 52 and a horizontal cylinder 55, a guide rod 54 is fixed between the first fixing seat 51 and the second fixing seat 52, the horizontal cylinder 55 is sleeved on the guide rod 54, the horizontal cylinder 55 can slide on the guide rod 54, a main piston rod 53 of the horizontal cylinder 55 is fixed on the first fixing seat 51, a connecting plate 56 is fixed on the lower surface of the horizontal cylinder 55, the connecting plate 56 is fixedly connected with a third cylinder 57, the third cylinder 57 is at least provided with two second piston rods 58, the second piston rod 58 is fixedly connected with a first horizontal connecting plate 59, the lower surface of the first horizontal connecting plate 59 is fixedly connected with a second middle plate 510, one side of the lower surface of the second middle plate 510 is fixedly connected with a first clamping jaw cylinder 512, the other side is fixedly connected with four extension columns 511, the extension columns 511 are fixedly connected with a double-headed cylinder 514, two heads of the double-head cylinder 514 are respectively and fixedly connected with a second clamping jaw 515, the first clamping jaw cylinder 512 is fixedly connected with a first clamping jaw 513, the first clamping jaw 513 is used for clamping a workpiece with a higher height, the second clamping jaw 515 is used for clamping a workpiece with a lower height, when the first clamping jaw 513 and the second clamping jaw 515 grab the workpiece, the third cylinder 57 controls the second piston rod 58 to move downwards, so as to drive the second middle plate 510 to move downwards, so that the first clamping jaw 513 and the second clamping jaw 515 move downwards to the workpiece, the workpiece is clamped, when the first clamping jaw 513 and the second clamping jaw 515 grab the workpiece, the horizontal cylinder 55 controls the main piston rod 53 to stretch out, the horizontal cylinder 55 is driven to move upwards to the shelf 6 direction on the guide rod 54, so as to drive the first clamping jaw 513 and the second clamping jaw 515 to move towards the shelf 6 direction, and the workpiece is placed on the shelf 6.

Referring to fig. 6, at least four intercepting mechanisms 7 are arranged on the first middle plate 12 along the conveying direction, the four intercepting mechanisms 7 are respectively arranged at positions of the feeding position, the through hole detection position, the marking code reading position and the discharging position, and are used for intercepting a workpiece under the condition of need to prevent the workpiece from being conveyed, each intercepting mechanism 7 comprises a horizontal support 71, the horizontal support 71 is fixed on the middle plate 12, an L-shaped base 72 is fixedly connected onto the horizontal support 71, a fourth cylinder 75 is fixedly connected onto the lower end face of the L-shaped base 72, a third piston rod 74 is arranged on the fourth cylinder 75, a blocking component 73 is fixedly connected onto the third piston rod 74, the blocking component 73 comprises a base 731, the base is provided with an accommodating cavity, a rotating block 733 is movably connected into the accommodating cavity, the base 731 makes the rotating seat 733 contact with the base 731 through a spring 732, the rotating base 733 is pressed against the base 731 in a direction opposite to the conveying direction, a connecting rod 734 is fixedly connected to the upper end of the rotating block 733, blocking wheels 735 are fixedly connected to both ends of the connecting rod 734, when the workpiece is intercepted by the intercepting mechanism 7, the fourth cylinder 75 controls the third piston rod 74 to extend upwards, so as to drive the blocking assembly 73 to move upwards, when the blocking wheels 735 are in contact with the workpiece, the workpiece moves along the conveying direction, so that the workpiece has an acting force in the conveying direction on the blocking wheels 735, but the rotating base 733 is pressed against the base 731 in a direction opposite to the conveying direction, so that the blocking wheels 735 are subjected to the acting force in the direction opposite to the conveying direction by the springs 732, so that the blocking wheels 735 have a certain elastic interval for intercepting the workpiece, and the workpiece cannot collide against the blocking wheels 735.

Referring to fig. 7, the jacking mechanism includes a first jacking mechanism 9 and a second jacking mechanism 8, the first jacking mechanism 9 and the second jacking mechanism 8 have the same structure and both have an upward jacking function on the workpiece, the second jacking mechanism 8 includes a positioning seat 82, two sides of the upper surface of the positioning seat 82 are respectively and fixedly connected with a connecting block 81, the connecting block 81 is fixed on the first middle plate 12, a fifth cylinder 83 is fixed on the positioning seat 82, the fifth cylinder 83 is provided with a fourth piston rod 84, a lifting bottom plate 85 is fixed on the fourth piston rod 84, a stopper seat 86 is fixed on the lifting bottom plate 85, two stoppers 87 are symmetrically arranged on the stopper seat 86, when the second jacking mechanism 8 jacks the workpiece upwards, the fifth cylinder 83 controls the fourth piston rod 84 to extend upwards, so as to drive the stopper seat 86 to move upwards, and enable the stopper 87 on the stopper seat 86 to contact with the workpiece, an upward jacking force is applied to the workpiece to jack the workpiece.

The working principle is as follows: firstly, a workpiece is arranged on a tray 10, the tray 10 can be provided with two different types of workpieces, then the tray 10 is driven to move to a through hole detection position through a transmission chain 17, then a first jacking mechanism 9 jacks up the tray 10 to enable the tray 10 not to be driven along with the transmission chain 17, then a first detection mechanism 2 and a second detection mechanism 3 respectively detect holes of the two types of workpieces on the tray 10, when the holes of the workpieces pass detection, the first jacking mechanism 9 moves downwards to drive the tray 10 to move downwards until the tray 10 is placed on the transmission chain 17, the transmission chain 17 transmits the tray 10 to a marking code reader, then a second jacking mechanism 8 jacks up the tray 10 upwards, at the moment, a marking mechanism 4 carries out laser marking on the workpiece, when marking is completed, the code reader reads the code, and if the code is read, the workpiece is successfully marked, then the second jacking mechanism 8 moves downwards to drive the tray 10 to be placed on the conveying chain 17, then the conveying chain 17 conveys the tray 10 to a blanking position, at the moment, the first clamping jaw 513 and the second clamping jaw 515 in the blanking mechanism 5 respectively clamp the workpiece, the workpiece is placed on the storage rack 6, the conveying mechanism 1 is provided with four intercepting mechanisms 7, when the tray 10 needs to be intercepted under special conditions so as not to move, at the moment, the intercepting mechanisms 7 move upwards to intercept the tray 10, and the tray 10 stops moving.

The number of apparatuses and the scale of the process described herein are intended to simplify the description of the present invention. Applications, modifications and variations of the present invention will be apparent to those skilled in the art.

While embodiments of the invention have been described above, it is not limited to the applications set forth in the description and the embodiments, which are fully applicable in various fields of endeavor to which the invention pertains, and further modifications may readily be made by those skilled in the art, it being understood that the invention is not limited to the details shown and described herein without departing from the general concept defined by the appended claims and their equivalents.

Claims

1. The utility model provides an automatic marking device that is used for doubly fast chain transfer chain of valve body which characterized in that includes:

the conveying mechanism (1) is sequentially provided with a feeding position, a through hole detection position, a marking code reading position and a discharging position along the conveying direction, the conveying mechanism (1) comprises a conveying chain (17) and a first middle plate (12) used for fixing the conveying chain (17), and the conveying chain (17) is used for conveying a marking workpiece;

the tray (10) is placed on the conveying chain (17), a first hook plate (103) and a second hook plate (104) which is symmetrical to the first hook plate (103) are fixedly connected to the lower surface of the tray (10), the first hook plate (103) is located under the conveying chain (17) and forms a first abdicating interval with the conveying chain (17), and the second hook plate (104) is located under the conveying chain (17) and forms a second abdicating interval with the conveying chain (17);

the detection mechanism is used for detecting holes of workpieces and is fixed on the first middle plate (12), and when the tray (10) moves below the detection mechanism, the detection mechanism moves to the tray (10); and

climbing mechanism, climbing mechanism is fixed in on first intermediate lamella (12), moves the process when tray (10) during the climbing mechanism top, climbing mechanism is used for upwards jack-up extremely tray (10) from transfer chain (17) jacking mechanism's below works as when climbing mechanism jack-up tray (10) are upwards, first board (103) and transfer chain (17) of colluding form first abdicating interval and second collude board (104) and transfer chain (17) and form the second abdicating interval is so that transfer chain (17) pass.

2. The automatic marking device for valve body double-speed chain conveying line according to claim 1, characterized in that the conveying mechanism (1) comprises:

the device comprises a supporting base (11), wherein a first middle plate (12) is symmetrically arranged on the supporting base (11), a conveying chain baffle (14) is fixedly connected to the upper end face of the first middle plate (12), a conveying chain supporting plate (13) is fixedly arranged on the lower end face of the first middle plate (12), and gear fixing plates (15) are fixedly connected to two ends of the first middle plate (12);

the chain gear (18) is movably connected to the gear fixing plate (15), a rotating shaft (19) is connected to the chain gear (18) in a key mode, the chain gear (18) comprises a gear disc (181), and a circle of first meshing teeth (182) and second meshing teeth (183) arranged at intervals with the first meshing teeth (182) are arranged on the gear disc (181) along the circumferential direction of the surface of the gear disc (181);

conveying chain (17), conveying chain (17) meshes on sprocket (18), conveying chain (17) are including spliced pole (171), the both ends of spliced pole (171) are equipped with first connecting plate (172) and second connecting plate (173) respectively in the cover, third connecting plate (174) are hugged closely to first connecting baffle (172) a side, third connecting plate (174) a side is hugged closely has first gyro wheel (175), second connecting plate (173) a side is hugged closely has fourth connecting plate (178), second gyro wheel (176) are hugged closely to fourth connecting plate (178) a side.

3. The automatic marking device for the valve body double-speed chain conveying line as claimed in claim 1, wherein the detecting mechanism comprises a first detecting mechanism (2) and a second detecting mechanism (3), the second detecting mechanism (3) comprises a vertical supporting seat (31), a plane plate (32) is fixedly connected to the vertical supporting seat (31), a second cylinder (33) is fixedly connected to the plane plate (32), at least two telescopic rods (34) are arranged on the second cylinder (33), a first vertical plate (35) is fixedly connected to the telescopic rods (34), a detecting plate (311) is fixedly connected to the first vertical plate (35), and a plurality of detecting rods (37) are fixedly connected to the detecting plate (311).

4. The automatic marking device for the valve body double-speed chain conveying line as claimed in claim 3, wherein a sliding block (310) is fixedly connected to the lower end of the first vertical plate (35), a sliding strip (39) is slidably connected to the sliding block (310), and a fixed frame (38) is fixedly connected to the sliding strip (39).

5. The automatic marking device for the valve body speed multiplying chain conveying line according to claim 1, further comprising a blanking mechanism (5), wherein the blanking mechanism (5) comprises a first fixing seat (51), a second fixing seat (52) and a horizontal cylinder (55), a guide rod (54) is fixed between the first fixing seat (51) and the second fixing seat (52), the horizontal cylinder (55) is sleeved on the guide rod (54), a main piston rod (53) of the horizontal cylinder (55) is fixed on the first fixing seat (51), a connecting plate (56) is fixed on the lower surface of the horizontal cylinder (55), a third cylinder (57) is fixedly connected to the connecting plate (56), at least two second piston rods (58) are arranged on the third cylinder (57), a first horizontal connecting plate (59) is fixedly connected to the second piston rods (58), a second middle plate (510) is fixedly connected to the lower surface of the first horizontal connecting plate (59), lower surface one side rigid coupling of second intermediate lamella (510) has first clamping jaw cylinder (512), and the opposite side rigid coupling has four extension posts (511), it has double-end cylinder (514) to extend post (511) rigid coupling, the both ends difference rigid coupling of double-end cylinder (514) has second clamping jaw (515).

6. The automatic marking device for the valve body speed-multiplying chain conveying line as claimed in claim 2, wherein at least two intercepting mechanisms (7) are arranged on the first middle plate (12) along the conveying direction, each intercepting mechanism (7) comprises a horizontal support (71), an L-shaped base (72) is fixedly connected onto the horizontal support (71), a fourth cylinder (75) is fixedly connected onto the lower end face of the L-shaped base (72), a third piston rod (74) is arranged on the fourth cylinder (75), and a blocking assembly (73) is fixedly connected onto the third piston rod (74).

7. The automatic marking device for the valve body speed doubling chain conveying line as claimed in claim 6, wherein the blocking assembly (73) comprises a base (731), the base (731) is provided with an accommodating cavity, a rotating block (733) is movably connected in the accommodating cavity, a connecting rod (734) is fixedly connected to the upper end of the rotating block (733), and two ends of the connecting rod (734) are respectively fixedly connected with a blocking wheel (735).

8. The automatic marking device for the valve body speed-doubling chain conveying line according to claim 1, wherein the jacking mechanism comprises a first jacking mechanism (9) and a second jacking mechanism (8), the second jacking mechanism (8) comprises a positioning seat (82), a fifth cylinder (83) is fixed on the positioning seat (82), the fifth cylinder (83) is provided with a fourth piston rod (84), a lifting bottom plate (85) is fixed on the fourth piston rod (84), a stop block seat (86) is fixed on the lifting bottom plate (85), and two stop blocks (87) are symmetrically arranged on the stop block seat (86).

9. The automatic marking device for the valve body double-speed chain conveying line as claimed in claim 1, it is characterized in that the detection mechanism comprises a first detection mechanism (2) and a second detection mechanism (3), the first detection mechanism (2) comprises a vertical support column (21), a beam column (22) is fixedly connected to the vertical support column (21), a first air cylinder (23) is fixed on one end face of the beam column (22), the first air cylinder (23) is provided with a first piston rod (24), the first piston rod (24) is fixedly connected with a lifting plate (25), the lifting plate (25) is fixedly connected with a second horizontal connecting plate (26), second horizontal connecting plate (26) rigid coupling has first roof (28), terminal surface rigid coupling has first mounting panel (29) under first roof (28), the rigid coupling has a plurality of to detect the post on first mounting panel (29).