CN112428344B

CN112428344B - Automatic punching machine for rubber nipple

Info

Publication number: CN112428344B
Application number: CN202011230476.6A
Authority: CN
Inventors: 黄婉芳; 卜永辉; 梅伟贤; 姚正康
Original assignee: Foshan Nanhai Hefeng Rubber Ware Co ltd
Current assignee: Foshan Nanhai Hefeng Rubber Ware Co ltd
Priority date: 2020-11-06
Filing date: 2020-11-06
Publication date: 2021-08-06
Anticipated expiration: 2040-11-06
Also published as: CN112428344A

Abstract

The application relates to an automatic rubber nipple punching machine, which relates to the field of nipple processing equipment and comprises a processing device and a feeding device positioned on one side of the processing device, wherein the feeding device comprises a feeding hopper, a vibrating disk, a feeding mechanism and a conveying mechanism, wherein the vibrating disk is arranged on one side of the feeding hopper and used for orderly arranging workpieces, the feeding mechanism is used for conveying the workpieces in the feeding hopper into the vibrating disk, and the conveying mechanism is used for conveying the workpieces in the vibrating disk to the outside; the processing device comprises a workbench positioned on one side of the conveying mechanism, an operating plate arranged on the workbench, a punching mechanism arranged on the workbench and used for punching the workpiece on the operating plate, and a grabbing mechanism arranged on the workbench and used for conveying the workpiece on the conveying mechanism to the operating plate. This application can improve the incision efficiency in nipple suction hole.

Description

Automatic punching machine for rubber nipple

Technical Field

The application relates to the field of nipple processing equipment, in particular to an automatic punching machine for rubber nipples.

Background

The feeding bottle is used for infants, the immunocompetence of the infants is low, and the safety and sanitary quality of the feeding bottle need high attention. The nipple is a part in the feeding bottle, and the nipple sucking hole of the common feeding bottle has different shapes, such as a round hole type, a cross-shaped hole and a Y-shaped hole. At present, the nipple suction hole is cut by a manual cutting machine basically by a worker, and the precision of cutting the nipple suction hole depends on the proficiency of the worker and the seriousness of the worker.

In view of the above-mentioned related technologies, the inventor thinks that when a worker cuts the nipple suction hole, the worker needs to take out the nipple from the place where the nipple is stored, and then cuts the nipple by a manual cutting machine, which easily increases the burden of the worker, and the working efficiency is not high.

Disclosure of Invention

In order to improve the incision efficiency of nipple suction hole, the application provides an automatic piercing press of rubber nipple.

The application provides an automatic piercing press of rubber nipple adopts following technical scheme:

an automatic punching machine for rubber nipples comprises a processing device and a feeding device positioned on one side of the processing device, wherein the feeding device comprises a feeding hopper, a vibrating disk, a feeding mechanism and a conveying mechanism, the vibrating disk is arranged on one side of the feeding hopper and used for orderly arranging workpieces, the feeding mechanism is used for conveying the workpieces in the feeding hopper into the vibrating disk, and the conveying mechanism is used for conveying the workpieces in the vibrating disk to the outside; the processing device comprises a workbench positioned on one side of the conveying mechanism, an operating plate arranged on the workbench, a punching mechanism arranged on the workbench and used for punching the workpiece on the operating plate, and a grabbing mechanism arranged on the workbench and used for conveying the workpiece on the conveying mechanism to the operating plate.

Through adopting above-mentioned technical scheme, a plurality of nipples that will wait to punch a hole are put into the hopper, pan feeding mechanism carries the nipple in the hopper to the vibration dish in, the vibration dish vibrates the nipple, and with the orderly range of nipple, transport mechanism carries the nipple after arranging in the vibration dish to transport mechanism and is close to the position of workstation on, snatch the mechanism and snatch the nipple on the transport mechanism to the operation panel, then punch a hole through the mechanism that punches a hole to the nipple on the operation panel, thereby realize the automation of nipple and punch a hole, improve the efficiency of punching a hole of nipple.

Optionally, the grabbing mechanism comprises a driving part arranged on the workbench, a circular turntable arranged at an output end of the driving part, two groups of connecting arms arranged on the circular turntable, and grabbing components arranged on the connecting arms and used for grabbing workpieces on the conveying mechanism, wherein the driving part is a grabbing servo motor, the grabbing servo motor is arranged vertically upwards, and the grabbing servo motor is used for driving the connecting arms and the grabbing components to move; the operating plate is connected to the workbench in a sliding mode through a rodless cylinder, two groups of placing assemblies are arranged on the operating plate, and the grabbing assemblies convey workpieces to the corresponding placing assemblies; snatch the subassembly including set up in lift cylinder on the linking arm, set up in the connecting block of lift cylinder piston rod bottom, set up in the pneumatic finger of connecting block bottom and set up in two sets of grip blocks of pneumatic finger exposed core.

Through adopting above-mentioned technical scheme, when conveying mechanism carries the nipple to the relevant position, snatch servo motor drive circular carousel and rotate to drive the linking arm and snatch the subassembly motion, make and snatch the subassembly and be located directly over the nipple, and snatch the nipple on the conveying mechanism, then snatch servo motor and rotate certain angle in the opposite direction, and will snatch the nipple on the subassembly and carry to the corresponding subassembly of placing on the operation panel, make two sets of subassemblies of snatching that can be in turn snatch the nipple on the conveying mechanism to the subassembly of placing of relevant position, thereby improve the efficiency of snatching the nipple.

Optionally, the placing assembly includes a lower circular plate disposed on the operating plate, a positioning element disposed on the lower circular plate and used for positioning a workpiece, a plurality of pushing rods slidably disposed through the lower circular plate and the operating plate, and a same group of pushing rings disposed at the top ends of the pushing rods; the vertical material cylinder that pushes away that is used for promoting the ejector pin that is provided with in the workstation, the position that corresponds on the workstation and places the subassembly is provided with two sets of play hoppers, the position that just is located operation panel one side on the workstation is provided with and blows in the air nozzle in the play hopper with the work piece that pushes away on the material ring.

Through adopting above-mentioned technical scheme, snatch the subassembly and snatch the nipple to the setting element to make nipple head joint on the setting element, after the mechanism of punching a hole was accomplished to the nipple, the operation panel moved to corresponding position, and the material cylinder that pushes away upwards promotes the ejector beam, and upwards promotes the nipple through pushing away the material ring, then blows the nipple to the play hopper in through the air nozzle, realizes the ejection of compact of nipple.

Optionally, the mechanism of punching a hole include set up in sliding seat on the workstation, with the connecting seat that the sliding seat is connected, set up in the cylinder that punches a hole at connecting seat top, set up in the punching press piece of cylinder piston rod bottom that punches a hole and set up in the drift of punching press piece bottom, the drift is located the workstation top.

Through adopting above-mentioned technical scheme, when needs punch a hole to the nipple, the piston rod of the cylinder that punches a hole stretches out for the piston rod can drive the drift through the punching press piece and push down, thereby punches a hole to the head of nipple.

Optionally, the punching press piece bottom is provided with compresses tightly the subassembly, compress tightly the subassembly including set up in the installation piece of the relative both sides face of punching press piece, slide and wear to locate the gag lever post of installation piece and set up in two the same set of clamping ring of gag lever post bottom, the gag lever post is vertical setting, both ends about the gag lever post runs through the installation piece, the gag lever post top just is located the position of installation piece top and is provided with and blocks the piece, the gag lever post outside cover is equipped with the spring, the spring both ends are fixed with installation piece top and block piece bottom respectively, the drift is located between two sets of gag lever posts.

Through adopting above-mentioned technical scheme, after punching a hole the cylinder drive punching press piece down, the installation piece can drive the clamping ring through two sets of gag levers and push down, and at the in-process that the clamping ring pushed down, the head of nipple can pass the clamping ring middle part to stretch out the clamping ring top, make the clamping ring compress tightly the nipple, the stability of nipple when can improving the drift and punch a hole, thereby improve the quality that the nipple punched a hole.

Optionally, coupling assembling including vertical set up in guide bar on the workstation, set up in the regulation seat at guide bar top and vertical rotate in the workstation with adjust the lead screw between the seat, the slide holder is worn to locate in the guide bar slides, the slide holder is worn to locate by the lead screw thread.

Through adopting above-mentioned technical scheme, rotating the lead screw, under the effect of guide bar, the sliding seat can vertical lift to can adjust the height of sliding seat, punch a hole to the nipple of unidimensional not as needs, the height of the sliding seat of regulation that can be corresponding makes the drift punch a hole to the nipple of corresponding size.

Optionally, be provided with two sets of mounting panels on the workstation, the operation panel is located two between the mounting panel, positioning screw is worn to be equipped with by the equal screw thread of mounting panel, positioning screw runs through the both sides that the mounting panel is relative, positioning screw's length direction is parallel with the direction of motion of operation panel, positioning screw outside threaded connection has set nut.

By adopting the technical scheme, when the movable end of the rodless cylinder drives the operation plate to move and the operation plate moves to the corresponding position, the end part of the positioning screw rod can be contacted with the corresponding end part of the operation plate, so that the positioning screw rod can limit the movement distance of the operation plate; the end part of the positioning nut is abutted against the side surface of the mounting plate, so that the connection stability between the positioning screw and the mounting plate can be improved.

Optionally, a buffer is disposed on one side of the mounting plate close to the operating plate, and the position of the buffer corresponds to the position of the end of the operating plate.

Through adopting above-mentioned technical scheme, before the terminal surface that the operation panel corresponds will contact positioning screw tip, the operation panel can contact with the buffer for the buffer can cushion the operation panel, thereby reduces the collision degree between operation panel and the positioning screw.

Optionally, pan feeding mechanism including be used for the intercommunication to go into the pan feeding casing of hopper and vibration dish, rotate connect in first driving shaft and first driven shaft in the pan feeding casing, be used for driving first driving shaft pivoted pan feeding servo motor, set up in pan feeding track between first driving shaft and the first driven shaft and set up in the scraping wings in the pan feeding track outside, the pan feeding track is the slope setting, carry out the transmission through the pan feeding track between first driving shaft and the first driven shaft.

Through adopting above-mentioned technical scheme, pan feeding servo motor drive first driving shaft rotates, and first driving shaft can drive first driven shaft through the pan feeding track and rotate to drive the motion of pan feeding track, can drive a plurality of scraping wings motion during the motion of pan feeding track, make pan feeding track and scraping wings can carry the nipple, and carry the nipple in the hopper to transfer passage in, the nipple can be along transfer passage landing to the vibration dish in.

Optionally, conveying mechanism include with the inside conveying casing that communicates of vibration dish, rotate in second driving shaft and second driven shaft in the conveying casing, be used for the drive second driving shaft pivoted carries servo motor and sets up in between second driving shaft and the second driven shaft and be used for carrying the conveyer belt of work piece, carry out the transmission through the conveyer belt between second driving shaft and the second driven shaft.

Through adopting above-mentioned technical scheme, carry servo motor output drive second driving shaft and rotate to drive the second driven shaft through the conveyer belt and rotate, the vibration dish can be carried the nipple after arranging in order to the conveyer belt on, and carry the nipple through the conveyer belt.

In summary, the present application includes at least one of the following beneficial technical effects:

1. the feeding mechanism conveys the nipples to be punched into the vibrating tray, the vibrating tray vibrates the nipples and arranges the nipples in order, the conveying mechanism conveys the nipples arranged in the vibrating tray to the position, close to the workbench, on the conveying mechanism, the nipples on the conveying mechanism are grabbed to the operating plate by the grabbing mechanism, and then the nipples on the operating plate are punched by the punching mechanism, so that automatic punching of the nipples is realized, and the punching efficiency of the nipples is improved;

2. when the conveying mechanism conveys the nipples to the corresponding positions, the grabbing servo motor drives the circular turntable to rotate so as to drive the connecting arms and the grabbing components to move, so that the grabbing components are located right above the nipples and grab the nipples on the conveying mechanism, then the grabbing servo motor rotates in the opposite direction for a certain angle and conveys the nipples on the grabbing components to the corresponding placing components on the operating board, so that the nipples on the conveying mechanism can be grabbed to the placing components at the corresponding positions alternately by the two groups of grabbing components, and therefore the nipple grabbing efficiency is improved;

3. after punching a hole the cylinder drive punching press piece down, the installation piece can drive the clamping ring through two sets of gag lever posts and push down, and at the in-process that the clamping ring pushed down, the head of nipple can pass the clamping ring middle part to stretch out the clamping ring top, make the clamping ring can compress tightly the nipple, the stability of nipple when the drift punches a hole can be improved, thereby improve the quality that the nipple punched hole.

Drawings

FIG. 1 is a schematic view of an automated rubber nipple punch;

FIG. 2 is a schematic view of a feeding device of the automated rubber nipple punch;

FIG. 3 is a schematic view of a tooling apparatus of the automated rubber nipple punch;

FIG. 4 is a schematic view of a gripping mechanism of the automated rubber nipple punch;

FIG. 5 is a schematic view of a punching mechanism of the automated rubber nipple punching machine;

fig. 6 is a schematic view of a placement assembly of a rubber nipple automated punch.

Description of reference numerals: 1. feeding into a hopper; 2. a vibrating pan; 3. feeding a material shell; 4. a delivery channel; 5. a first drive shaft; 6. a first driven shaft; 7. feeding a servo motor; 8. feeding a crawler belt; 9. a material pushing plate; 10. a transport housing; 11. a second driving shaft; 12. a second driven shaft; 13. a conveying servo motor; 14. a conveyor belt; 15. a work table; 16. an operation panel; 17. grabbing a servo motor; 18. a circular turntable; 19. a connecting arm; 20. a rodless cylinder; 21. mounting a plate; 22. positioning a screw rod; 23. positioning a nut; 24. a buffer; 25. a lifting cylinder; 26. connecting blocks; 27. a pneumatic finger; 28. a clamping block; 29. a clamping groove; 30. a lower circular plate; 31. a positioning member; 32. a sliding seat; 33. a connecting seat; 34. punching a cylinder; 35. stamping the blocks; 36. a punch; 37. mounting blocks; 38. a limiting rod; 39. pressing a ring; 40. a blocking block; 41. a spring; 42. a material pushing ring; 43. a material pushing rod; 44. a connecting frame; 45. a material pushing cylinder; 46. a jacking rod; 47. a discharge hopper; 48. an air nozzle; 49. a guide bar; 50. an adjusting seat; 51. and a screw rod.

Detailed Description

The present application is described in further detail below with reference to figures 1-6.

The embodiment of the application discloses an automatic punching machine for a rubber nipple. Referring to fig. 1, the automatic rubber nipple punching machine comprises a feeding device and a processing device, wherein the processing device is located on one side of the feeding device, the feeding device conveys a nipple to the processing device, and the processing device can punch a hole on the nipple.

The feeding device comprises a feeding hopper 1, a feeding mechanism, a vibrating disc 2 and a conveying mechanism, the vibrating disc 2 is located on one side of the processing device, the feeding hopper 1 is located at the position, away from the processing device, of the vibrating disc 2, the feeding hopper 1 is connected with the vibrating disc 2 through the feeding mechanism, the feeding mechanism can convey the nipple in the feeding hopper 1 to the vibrating disc 2, the conveying mechanism is installed at the position, close to the processing device, of the vibrating disc 2, and the conveying mechanism can convey the nipple in the vibrating disc 2 to the conveying mechanism and is close to the processing device. The feeding device comprises a feeding hopper 1, a feeding mechanism, a vibrating disk 2, a conveying mechanism and a vibrating disk, wherein the feeding hopper 1 is used for conveying the nipples into the feeding hopper 1, the vibrating disk 2 is used for vibrating the nipples and orderly arranging the nipples, and the conveying mechanism is used for conveying the nipples orderly arranged in the vibrating disk 2 to a position close to the processing device.

Referring to fig. 2, the feeding mechanism comprises a feeding shell 3 and a conveying channel 4, the feeding shell 3 is communicated with one side of the feeding hopper 1, one end, away from the feeding hopper 1, of the feeding shell 3 is communicated with the conveying channel 4, and one end, away from the feeding shell 3, of the conveying channel 4 is communicated with the inside of the vibrating disk 2. The feeding hopper 1 is in a hopper-shaped arrangement with a wide upper part and a narrow lower part, the feeding shell 3 is obliquely arranged, and the height of one end, close to the feeding hopper 1, of the feeding shell 3 is lower than that of one end, close to the conveying channel 4, of the feeding shell 3. The feeding mechanism further comprises a first driving shaft 5, a first driven shaft 6 and a feeding servo motor 7, the first driving shaft 5 and the first driven shaft 6 horizontally rotate in the feeding shell 3, the first driven shaft 6 is located above the first driving shaft 5 in an inclined mode, the length direction of the first driving shaft 5 is parallel to that of the first driven shaft 6, the feeding servo motor 7 is installed on the position, corresponding to the first driving shaft 5, of the outer side of the feeding shell 3, the output end of the feeding servo motor 7 is fixed with one end of the first driving shaft 5, and the output end of the feeding servo motor 7 can drive the first driving shaft 5 to rotate. The feeding mechanism further comprises a feeding crawler belt 8 and a plurality of material pushing plates 9, the feeding crawler belt 8 is connected between the first driving shaft 5 and the first driven shaft 6, and the first driving shaft 5 and the first driven shaft 6 are driven by the feeding crawler belt 8; the side face of the feeding crawler belt 8, which is in contact with the first driving shaft 5 and the first driven shaft 6, is the inner side, the other side is the outer side, the plurality of material pushing plates 9 are fixed on the outer side of the feeding crawler belt 8, and the plurality of material pushing plates 9 are linearly arranged along the length direction of the feeding crawler belt 8.

After pan feeding servo motor 7 drive first driving shaft 5 rotated, first driving shaft 5 can drive first driven shaft 6 through pan feeding track 8 and rotate, can drive a plurality of scraping wings 9 synchronous motion when pan feeding track 8 moved, the nipple in going into hopper 1 can slide to the position between pan feeding track 8 and the scraping wings 9 under the effect of gravity, make pan feeding track 8 and scraping wings 9 can carry the nipple, and carry the nipple to conveying passage 4 in, the nipple along conveying passage 4 landing to in the vibration dish 2.

The conveying mechanism comprises a conveying shell 10, a second driving shaft 11, a second driven shaft 12, a conveying servo motor 13 and a conveying belt 14, wherein the conveying shell 10 is horizontally arranged on the outer side surface of the vibrating disc 2 and is communicated with the inside of the vibrating disc 2. The second driving shaft 11 and the second driven shaft 12 both horizontally rotate in the conveying shell 10, the second driving shaft 11 is located at one end of the conveying shell 10 far away from the vibrating disk 2, the second driven shaft 12 is located at one end of the conveying shell 10 close to the vibrating disk 2, and the length direction of the second driving shaft 11 is parallel to the length direction of the second driven shaft 12; the conveying servo motor 13 is horizontally arranged at the position, corresponding to the second driving shaft 11, outside the conveying shell 10, and the output end of the conveying servo motor 13 is fixed with one end of the second driving shaft 11, so that the output end of the conveying servo motor 13 can drive the second driving shaft 11 to rotate. The conveyer belt 14 is connected between the second driving shaft 11 and the second driven shaft 12, and transmission is carried out between the second driving shaft 11 and the second driven shaft 12 through the conveyer belt 14. The vibrating disk 2 is used for orderly arranging the nipples, the heads of all the nipples face upwards, the nipples which are orderly arranged are conveyed to the conveying belt 14, and the conveying belt 14 is used for horizontally conveying the nipples.

Referring to fig. 2 and 3, the processing apparatus includes a table 15, a gripping mechanism, an operation plate 16, and a punching mechanism, the table 15 is located at a position on one side of the vibration plate 2, the gripping mechanism, the operation plate 16, and the punching mechanism are all mounted on the top of the table 15, and the gripping mechanism is located between the conveyor belt 14 and the operation plate 16.

The grabbing mechanism comprises a driving piece, a circular turntable 18, a connecting arm 19 and a grabbing component, in the embodiment, the driving piece is a grabbing servo motor 17, the grabbing servo motor 17 is vertically arranged at the top of the workbench 15, the circular turntable 18 is fixed at the output end of the grabbing servo motor 17, and the grabbing servo motor 17 can drive the circular turntable 18 to rotate back and forth; the connecting arm 19 all is provided with two sets ofly with snatching the subassembly, and 19 homogeneous connections in the circular carousel 18 outside of two sets of connecting arms, and connecting arm 19 are the level setting, and the contained angle between 19 length directions of two sets of connecting arms is 120 degrees, and two sets of subassemblies of snatching are installed respectively in the one end that circular carousel 18 was kept away from to the connecting arm 19 of relevant position, snatch the subassembly and can snatch the nipple on the conveyer belt 14.

The top of the workbench 15 is horizontally provided with a rodless cylinder 20, the operation plate 16 horizontally slides above the workbench 15 through the rodless cylinder 20, and the operation plate 16 is positioned on one side of the grabbing servo motor 17 far away from the conveying belt 14. Two groups of placing components are mounted on the top of the operating plate 16 and used for placing nipples, and a horizontal connecting line between the two groups of placing components is parallel to the moving direction of the operating plate 16.

After the nipple is conveyed to the corresponding position by the conveying belt 14, the grabbing servo motor 17 drives the grabbing components to move through the circular turntable 18 and the connecting arm 19, the first group of grabbing components are located right above the conveying belt 14, the first group of grabbing components grab the nipple on the conveying belt 14, then the grabbing servo motor 17 drives the first group of grabbing components to move in the opposite direction, the first group of grabbing components are located right above the first group of placing components, and the nipple is conveyed to the first group of placing components; after the first group of grabbing components convey the nipples to the first group of placing components, the rodless cylinder 20 drives the operation plate 16 to move, meanwhile, the second group of grabbing components are just positioned right above the conveying belt 14, the second group of grabbing components grab the nipples on the conveying belt 14, the grabbing servo motor 17 drives the second group of grabbing components to move, the second group of grabbing components are positioned right above the second group of placing components, and the nipples are conveyed to the second group of placing components; the process is repeated, so that the two groups of grabbing assemblies can alternately convey the nipples on the conveying belt 14 to the placing assembly.

Referring to fig. 3, two sets of mounting plates 21 are vertically mounted on the top of the working platform 15, the two sets of mounting plates 21 are respectively located on two opposite sides of the operating plate 16, and the opposite sides of the two sets of mounting plates 21 are parallel to each other. The mounting plate 21 is threaded with a positioning screw 22, the positioning screw 22 penetrates through two opposite sides of the mounting plate 21, the length direction of the positioning screw 22 is parallel to the movement direction of the operating plate 16, and the position of the positioning screw 22 corresponds to the position of the end face of the operating plate 16. With this arrangement, when the movable end of the rodless cylinder 20 drives the operation plate 16 to move, and when the operation plate 16 moves to the corresponding position, the end of the positioning screw 22 close to the operation plate 16 can contact with the corresponding end of the operation plate 16, so that the positioning screw 22 can limit the movement distance of the operation plate 16. In addition, in order to improve the connection stability between the positioning screw 22 and the mounting plate 21, a positioning nut 23 is screwed to the outer side of the positioning screw 22, and the end of the positioning nut 23 abuts against the side surface of the mounting plate 21.

In order to protect the operation plate 16 and the positioning screw 22, a buffer 24 is installed on one side of the mounting plate 21 close to the operation plate 16, the buffer 24 is located on one side of the positioning screw 22, the position of the buffer 24 corresponds to the position of the operation plate 16, and the buffering direction of the buffer 24 is parallel to the moving direction of the operation plate 16. When the corresponding end surface of the operation plate 16 is just before contacting the end portion of the positioning screw 22, the end surface of the operation plate 16 can contact the bumper 24, so that the bumper 24 can cushion the operation plate 16, thereby reducing the degree of collision between the operation plate 16 and the positioning screw 22.

Referring to fig. 3 and 4, the grabbing component comprises a lifting cylinder 25, a connecting block 26, a pneumatic finger 27 and two sets of clamping blocks 28, the lifting cylinder 25 is vertically fixed at the top of the connecting arm 19 and far away from the position of the circular turntable 18, a piston rod of the lifting cylinder 25 penetrates through the connecting arm 19 and extends out of the bottom of the connecting arm 19, the connecting block 26 is fixed at the bottom of the piston rod of the lifting cylinder 25, the pneumatic finger 27 is fixed at the bottom of the connecting block 26, the two sets of clamping blocks 28 are fixed at clamping ends at the bottom of the pneumatic finger 27, in addition, clamping grooves 29 are formed in one end, which is close to each other, of the two sets of clamping blocks 28, and the shapes of the clamping grooves 29 are matched with the shapes of nipples.

When the grabbing component is positioned right above the nipple, the piston rod of the lifting cylinder 25 extends out, and the two groups of clamping blocks 28 are driven to descend through the connecting block 26, so that the two groups of clamping blocks 28 are respectively positioned at two sides of the head of the nipple, the nipple is positioned between the two groups of clamping blocks 28, the two groups of clamping blocks 28 are driven to mutually approach by the pneumatic fingers 27, the head of the nipple is clamped by the two groups of clamping blocks 28, and then the lifting cylinder 25 contracts, so that the grabbing component grabs the nipple; similarly, the grasping assembly may place a nipple between the two sets of gripping blocks 28 onto the placement assembly.

The placing assembly comprises a lower circular plate 30 and a positioning member 31, wherein the lower circular plate 30 is horizontally fixed on the top of the operating plate 16, the positioning member 31 is fixed at the middle position of the top surface of the lower circular plate 30, the shape of the positioning member 31 is the same as that of the head of the nipple, and the positioning member 31 is used for positioning the nipple. When the grabbing assembly moves to a position right above the positioning member 31, the lifting cylinder 25 drives the two groups of clamping blocks 28 to descend through the connecting block 26 so as to drive the nipple to descend, and the nipple is placed on the positioning member 31, so that the positioning member 31 is inserted from the bottom of the nipple, and the nipple is clamped on the positioning member 31.

Referring to fig. 3 and 5, the punching mechanism is located on one side of the operating plate 16 away from the grabbing mechanism, the punching mechanism comprises a sliding seat 32, a connecting seat 33, a punching cylinder 34, a punching block 35 and a punch 36, a connecting assembly is mounted on the top of the workbench 15, the sliding seat 32 is connected above the workbench 15 through the connecting assembly, the connecting seat 33 is fixed on one side of the sliding seat 32 close to the grabbing assembly, and the connecting seat 33 is located above the operating plate 16; punching cylinder 34 is vertically fixed in connecting seat 33 top, and the piston rod of punching cylinder 34 runs through connecting seat 33 to stretch out connecting seat 33 bottom, and punching die 35 is fixed in the lower tip of punching cylinder 34 piston rod, and drift 36 is fixed in punching die 35 bottom.

When the operating plate 16 moves horizontally, both sets of placement assemblies can be located directly below the punch 36 during movement. When the corresponding placing component moves to the position right below the punch 36, the piston rod of the punching air cylinder 34 extends out, and the punch 36 is driven to press downwards through the punching block 35, so that the head of the nipple is punched.

In order to improve the stability of the nipple during punching, the bottom of the punching block 35 is provided with a pressing component. Compress tightly the subassembly including installation piece 37, gag lever post 38 and clamping ring 39, installation piece 37 is provided with two sets ofly, two sets of installation pieces 37 are fixed in the relative both sides face of punching press piece 35, gag lever post 38 is provided with two sets ofly, two sets of gag lever posts 38 are installed respectively on corresponding two sets of installation pieces 37, gag lever post 38 runs through both ends about installation piece 37, gag lever post 38 slides and wears to locate installation piece 37, gag lever post 38 upper end stretches out installation piece 37 top, and gag lever post 38 upper end is fixed with and blocks piece 40, it is cylindrical setting to block piece 40, and the diameter that blocks piece 40 is greater than the diameter of gag lever post 38. The outside of the limiting rod 38 is sleeved with a spring 41, the spring 41 is located between the mounting block 37 and the blocking block 40, and two ends of the spring 41 are respectively fixed with the top of the mounting block 37 and the bottom of the blocking block 40. The pressing ring 39 is provided with a set, the pressing ring 39 is fixed at the lower end parts of the two sets of limiting rods 38, and the pressing ring 39 is positioned under the punch 36.

After punching cylinder 34 drives punching press piece 35 and pushes down, installation piece 37 drives clamping ring 39 through two sets of gag lever posts 38 and pushes down, and in the in-process that clamping ring 39 pushed down, the head of nipple can pass clamping ring 39 middle part to stretch out clamping ring 39 top for clamping ring 39 can compress tightly the nipple, and along with the continuation of punching press piece 35 pushes down, spring 41 can be continuous by tensile, until accomplishing the punching a hole of drift 36 to the nipple.

Referring to fig. 6, the placing assembly further includes a material pushing ring 42 and a plurality of material pushing rods 43, the material pushing ring 42 is located right above the lower circular plate 30, the material pushing ring 42 is located outside the positioning member 31, the material pushing ring 42 is connected to the lower circular plate 30 through the plurality of material pushing rods 43, the material pushing rods 43 are vertically fixed to the bottom of the material pushing ring 42, the material pushing rods 43 penetrate through the upper and lower sides of the lower circular plate 30 and the upper and lower sides of the operating plate 16, the lower end of the material pushing rods 43 extends out of the bottom of the operating plate 16, and the material pushing rods 43 are respectively connected to the lower circular plate 30 and the operating plate 16 in a sliding manner, so that the material pushing ring 42 is connected to the lower circular plate 30 in a sliding manner. The connecting frame 44 is installed below the workbench 15, two groups of material pushing cylinders 45 are fixed at the top of the connecting frame 44, the material pushing cylinders 45 are vertically upward, a plurality of jacking rods 46 corresponding to the material pushing rods 43 are fixed at the top of piston rods of the material pushing cylinders 45, the number of the jacking rods 46 is the same as that of the material pushing rods 43, the jacking rods 46 penetrate through the top of the workbench 15, and the jacking rods 46 are in sliding connection with the workbench 15.

Two sets of play hoppers 47 are installed at 15 tops of workstation, and two sets of play hoppers 47 are located the same side position of operation panel 16, and two sets of openings that go out hoppers 47 all face operation panel 16, go out hoppers 47 and carry out the ejection of compact to the nipple on the subassembly of placing of relevant position respectively. Two sets of air nozzles 48 are installed at the top of the workbench 15, the positions of the two sets of air nozzles 48 respectively correspond to the positions of the two sets of discharge hoppers 47, the discharge hoppers 47 and the air nozzles 48 at the corresponding positions are respectively located at two opposite sides of the operating board 16, and the mouths of the air nozzles 48 face the openings of the discharge hoppers 47. Further, the pusher cylinder 45 is located directly below the middle position of the discharge hopper 47 and the air nozzle 48 at the corresponding position.

When the placing component moves to a position between the discharging hopper 47 and the air nozzle 48 and the nipple is punched, the pushing cylinder 45 is just located under the placing component, at the moment, the jacking rod 46 is located under the pushing rod 43, the piston rod of the pushing cylinder 45 extends out and drives the jacking rod 46 to lift upwards, the jacking rod 46 extends out of the top of the workbench 15 and pushes the pushing rod 43, so that the pushing rod 43 pushes the nipple upwards through the pushing ring 42 and pushes the nipple to a position corresponding to the height of the air nozzle 48, the air nozzle 48 sprays gas and blows the nipple into the discharging hopper 47, and the nipple is discharged.

Referring to fig. 5, the connecting assembly includes guide rods 49, adjusting seats 50 and a screw rod 51, the guide rods 49 are provided with two sets, two sets of guide rods 49 are vertically fixed at the top of the workbench 15 and correspond to the positions of the sliding seats 32, the adjusting seats 50 are provided with a set, the adjusting seats 50 are fixed at the upper end portions of the two sets of guide rods 49, the screw rod 51 vertically rotates between the workbench 15 and the adjusting seats 50, the screw rod 51 is located between the two sets of guide rods 49, and the sliding seats 32 are located between the workbench 15 and the adjusting seats 50. The screw rod 51 penetrates through the upper and lower sides of the sliding seat 32 and is in threaded connection with the sliding seat 32, and the guide rod 49 penetrates through the upper and lower sides of the sliding seat 32 and is in sliding connection with the sliding seat 32. The screw 51 is rotated, and the sliding seat 32 can be vertically lifted under the action of the guide rod 49, so as to adjust the height of the sliding seat 32. When nipples with different sizes need to be punched, the height of the sliding seat 32 can be adjusted correspondingly, so that the punch 36 can punch the nipples with the corresponding sizes.

The implementation principle of the automatic rubber nipple punching machine in the embodiment of the application is as follows: the method comprises the following steps of putting nipples to be punched into a feeding hopper 1, conveying the nipples in the feeding hopper 1 into a vibrating disc 2 through a feeding mechanism, vibrating the nipples by the vibrating disc 2, arranging the nipples in order to enable the heads of all the nipples to face upwards, moving the nipples in the vibrating disc 2 onto a conveying belt 14, and driving a second driving shaft 11 to rotate by a conveying servo motor 13 to drive the conveying belt 14 to move, so that the nipples are conveyed by the conveying belt 14 and conveyed to corresponding positions; after the nipple is conveyed to the corresponding position by the conveying belt 14, the grabbing servo motor 17 drives the grabbing components to move through the circular turntable 18 and the connecting arm 19, the first group of grabbing components are located right above the conveying belt 14, the first group of grabbing components grab the nipple on the conveying belt 14, then the grabbing servo motor 17 drives the first group of grabbing components to move in the opposite direction, the first group of grabbing components are located right above the first group of placing components, and the nipple is conveyed to the first group of placing components; after the first group of grabbing components convey the nipples to the first group of placing components, the rodless cylinder 20 drives the operation plate 16 to move, meanwhile, the second group of grabbing components are just positioned right above the conveying belt 14, the second group of grabbing components grab the nipples on the conveying belt 14, the grabbing servo motor 17 drives the second group of grabbing components to move, the second group of grabbing components are positioned right above the second group of placing components, and the nipples are conveyed to the second group of placing components; when the placing component moves to the position right below the punch 36, the piston rod of the punching cylinder 34 extends out and can drive the punch 36 to press downwards through the punching block 35, so that the head of the nipple is punched, after the punching is completed, the operating plate 16 correspondingly slides to enable the placing component to be located between the discharge hopper 47 and the air nozzle 48, the jacking rod 46 is located right below the pushing rod 43, the piston rod of the pushing cylinder 45 extends out and drives the jacking rod 46 to jack upwards, the jacking rod 46 extends out of the top of the workbench 15 and pushes the pushing rod 43, the pushing rod 43 pushes the nipple upwards through the pushing ring 42 and pushes the nipple to a position corresponding to the height of the air nozzle 48, the air nozzle 48 ejects gas and blows the nipple into the discharge hopper 47, and therefore the nipple is discharged.

The above embodiments are preferred embodiments of the present application, and the protection scope of the present application is not limited by the above embodiments, so: all equivalent changes made according to the structure, shape and principle of the present application shall be covered by the protection scope of the present application.

Claims

1. The utility model provides an automatic piercing press of rubber nipple which characterized in that: the feeding device comprises a feeding hopper (1), a vibrating disc (2) which is arranged on one side of the feeding hopper (1) and used for orderly arranging workpieces, a feeding mechanism which conveys the workpieces in the feeding hopper (1) into the vibrating disc (2) and a conveying mechanism which conveys the workpieces in the vibrating disc (2) to the outside; the processing device comprises a workbench (15) positioned on one side of the conveying mechanism, an operating plate (16) arranged on the workbench (15), a punching mechanism arranged on the workbench (15) and used for punching a workpiece on the operating plate (16), and a grabbing mechanism arranged on the workbench (15) and used for conveying the workpiece on the conveying mechanism to the operating plate (16); the grabbing mechanism comprises a driving piece arranged on the workbench (15), a circular turntable (18) arranged at the output end of the driving piece, two groups of connecting arms (19) arranged on the circular turntable (18) and grabbing components arranged on the connecting arms (19) and used for grabbing workpieces on the conveying mechanism, the driving piece is a grabbing servo motor (17), the grabbing servo motor (17) is arranged vertically upwards, and the grabbing servo motor (17) is used for driving the connecting arms (19) and the grabbing components to move; the operating plate (16) is connected to the workbench (15) in a sliding mode through a rodless cylinder (20), two groups of placing assemblies are arranged on the operating plate (16), and the grabbing assemblies convey workpieces to the corresponding placing assemblies; the grabbing assembly comprises a lifting cylinder (25) arranged on the connecting arm (19), a connecting block (26) arranged at the bottom of a piston rod of the lifting cylinder (25), a pneumatic finger (27) arranged at the bottom of the connecting block (26) and two groups of clamping blocks (28) arranged at the clamping end of the pneumatic finger (27); the placing assembly comprises a lower circular plate (30) arranged on the operating plate (16), a positioning piece (31) arranged on the lower circular plate (30) and used for positioning a workpiece, a plurality of pushing rods (43) which are slidably arranged on the lower circular plate (30) and the operating plate (16) in a penetrating manner, and a same group of pushing circular rings (42) arranged at the top ends of the pushing rods (43); a material pushing cylinder (45) used for pushing a material pushing rod (43) is vertically arranged in the workbench (15), two groups of material discharging hoppers (47) are arranged at positions on the workbench (15) corresponding to the positions where the components are placed, and an air nozzle (48) used for blowing a workpiece on the material pushing circular ring (42) into the material discharging hoppers (47) is arranged at a position on the workbench (15) and located on one side of the operating plate (16); the punching mechanism comprises a sliding seat (32) arranged on the workbench (15) through a connecting assembly, a connecting seat (33) connected with the sliding seat (32), a punching air cylinder (34) arranged at the top of the connecting seat (33), a punching block (35) arranged at the bottom of a piston rod of the punching air cylinder (34) and a punch (36) arranged at the bottom of the punching block (35), wherein the punch (36) is positioned above the workbench (15); the punching press is characterized in that a pressing component is arranged at the bottom of the punching press block (35), the pressing component comprises an installation block (37) arranged on the two opposite side surfaces of the punching press block (35), a limiting rod (38) arranged on the installation block (37) in a sliding penetrating mode and a set of pressing rings (39) arranged at the bottoms of the two limiting rods (38), the limiting rods (38) are vertically arranged, the limiting rods (38) penetrate through the upper end and the lower end of the installation block (37), a blocking block (40) is arranged at the top end of each limiting rod (38) and above the installation block (37), springs (41) are sleeved on the outer sides of the limiting rods (38), the two ends of each spring (41) are fixed with the top of the installation block (37) and the bottom of the blocking block (40), and the punch (36) is located between the two sets of limiting rods (38); the connecting assembly comprises a guide rod (49) vertically arranged on the workbench (15), an adjusting seat (50) arranged at the top of the guide rod (49) and a screw rod (51) vertically rotating between the workbench (15) and the adjusting seat (50), the guide rod (49) is slidably arranged on the sliding seat (32), and the screw rod (51) is threadedly arranged on the sliding seat (32); two groups of mounting plates (21) are arranged on the workbench (15), the operating plate (16) is positioned between the two mounting plates (21), positioning screws (22) penetrate through the mounting plates (21) in a threaded manner, the positioning screws (22) penetrate through two opposite sides of the mounting plates (21), the length direction of the positioning screws (22) is parallel to the movement direction of the operating plate (16), and positioning nuts (23) are connected to the outer side of the positioning screws (22) in a threaded manner; a buffer (24) is arranged on one side, close to the operating plate (16), of the mounting plate (21), and the position of the buffer (24) corresponds to the position of the end of the operating plate (16).

2. The automatic rubber nipple punching machine according to claim 1, wherein: pan feeding mechanism including pan feeding casing (3) that are used for intercommunication income hopper (1) and vibration dish (2), rotate connect in first driving shaft (5) and first driven shaft (6) in pan feeding casing (3), be used for driving first driving shaft (5) pivoted pan feeding servo motor (7), set up in pan feeding track (8) between first driving shaft (5) and first driven shaft (6) and set up in scraping wings (9) in pan feeding track (8) outside, pan feeding track (8) are the slope setting, carry out the transmission through pan feeding track (8) between first driving shaft (5) and first driven shaft (6).

3. The automatic rubber nipple punching machine according to claim 1, wherein: conveying mechanism include with the inside conveying casing (10) that communicates of vibration dish (2), rotate in second driving shaft (11) and second driven shaft (12) in conveying casing (10), be used for the drive second driving shaft (11) pivoted transport servo motor (13) and set up between second driving shaft (11) and second driven shaft (12) and be used for carrying conveyer belt (14) of work piece, carry out the transmission through conveyer belt (14) between second driving shaft (11) and second driven shaft (12).