CN112542751B

CN112542751B - Bobbin end peeler

Info

Publication number: CN112542751B
Application number: CN202011575834.7A
Authority: CN
Inventors: 周理; 杨华; 班克东
Original assignee: Taizhou Airui Automation Technology Co ltd; Liuzhou Jingda Automobile Brake Pipe Manufacturing Co ltd
Current assignee: Taizhou Airui Automation Technology Co ltd; Liuzhou Jingda Automobile Brake Pipe Manufacturing Co ltd
Priority date: 2020-12-28
Filing date: 2020-12-28
Publication date: 2022-03-15
Anticipated expiration: 2040-12-28
Also published as: CN112542751A

Abstract

The invention aims to provide a bobbin end peeling machine which comprises a workbench a, a peeling mechanism, a workbench b, an automatic sample feeding mechanism and a blanking mechanism, wherein the workbench a is provided with a feeding mechanism; the workbench a and the workbench b are arranged side by side or connected into a whole, and the workbench a is positioned on the left side of the workbench b; the peeling mechanism is arranged on the workbench a, and the automatic sample feeding mechanism and the blanking mechanism are arranged on the workbench b; the blanking mechanism is used for blanking the peeled pipe. The invention aims to provide a bobbin end peeling machine which has the characteristics of scientific and reasonable structure, convenience in operation, high automation degree and the like.

Description

Bobbin end peeler

Technical Field

The invention relates to the field of mechanical equipment, in particular to a bobbin end peeling machine.

Background

The automobile brake pipe, commonly called brake pipe, is a part used in an automobile brake system, and mainly has the main function of transmitting brake media in automobile braking to ensure that the brake force is transmitted to an automobile brake shoe or a brake caliper to generate brake force, so that the braking is effective at any time. The end peeling of the automobile brake pipe is one of the manufacturing processes, the end peeling equipment in the prior art needs manual sample feeding, the peeling process cannot be carried out fully automatically, the automation degree is low, the labor cost is high, and the efficiency is low.

Disclosure of Invention

The invention aims to provide a bobbin end peeling machine which has the characteristics of scientific and reasonable structure, convenience in operation, high automation degree and the like.

The technical scheme of the invention is as follows:

the wire tube end peeling machine comprises a workbench a, a peeling mechanism, a workbench b, an automatic sample feeding mechanism and a blanking mechanism;

the workbench a and the workbench b are arranged side by side or connected into a whole, and the workbench a is positioned on the left side of the workbench b; the peeling mechanism is arranged on the workbench a, and the automatic sample feeding mechanism and the blanking mechanism are arranged on the workbench b;

the automatic sample feeding mechanism comprises a storage tank, a jacking feeding mechanism, a positioning table and a pushing mechanism;

the storage tank is arranged on the top surface of the workbench b; the positioning table is arranged on the front side surface of the storage tank, corresponds to the peeling mechanism and is used for placing and positioning the pipe and aligning the pipe to the rotary peeling mechanism of the peeling mechanism; the bottom surface of the storage tank is an inclined surface which is inclined downwards from back to front; the jacking and feeding mechanism is arranged on the front side in the storage tank and is used for jacking and conveying the pipes in the storage tank to the positioning table; the pushing mechanism is arranged on the right side of the workbench b and used for pushing the pipe leftwards into the peeling mechanism; the peeling mechanism is used for peeling the end of the wire pipe;

the blanking mechanism is used for blanking the peeled pipe.

The jacking and feeding mechanism comprises a step platform, an air cylinder a and a jacking mechanism; the ladder platform is arranged on the front side of the bottom surface of the storage tank and comprises a first-stage ladder and a second-stage ladder, the top surfaces of the first-stage ladder and the second-stage ladder are inclined surfaces which incline downwards from back to front, and the side surfaces of the first-stage ladder and the second-stage ladder are vertical surfaces;

a plurality of groups of material ejecting grooves are uniformly arranged on the side surfaces of the first-stage ladder and the second-stage ladder at intervals, top surface grooves a are arranged on the top surfaces of the first-stage ladder and the second-stage ladder at positions corresponding to the material ejecting grooves, the top surface grooves a are communicated with the tops of the corresponding material ejecting grooves, top surface grooves b are arranged on the bottom surfaces of the material storage grooves or the top surfaces of the ladders at the bottom end positions of the material ejecting grooves, and the top surface grooves b are communicated with the bottom ends of the corresponding material ejecting grooves;

the material ejecting mechanisms are provided with two groups, each group of material ejecting mechanisms comprises a connecting plate and a plurality of ejector rods, the ejector rods are correspondingly arranged in the material ejecting grooves respectively, the shapes of the cross sections of the ejector rods are consistent with the shapes of the combined orthographic projection surfaces of the top surface grooves a and the top surface grooves b, and the bottom ends of the ejector rods are connected with the connecting plates respectively; two groups of air cylinders a are arranged corresponding to the material ejecting mechanisms, are arranged in the workbench b and are positioned below the material storage tank, piston rods of the air cylinders are vertically arranged upwards, and the upper ends of the piston rods are connected with the connecting plate; under the drive of the cylinder a, the ejector rod can stretch out and draw back through the top groove b, the top groove and the top groove a, and extend out of the top groove a or retract into the bottom of the top groove b.

The top surface of the first-stage ladder in the two-stage ladder of the ladder platform is provided with a detection groove close to the side surface of the second-stage ladder, a photoelectric switch with a vertical upward detection direction is arranged in the detection groove, when the photoelectric switch cannot detect the pipe, the cylinder a at the first-stage ladder is controlled to act, and the ejector rod is jacked to jack the pipe and convey the pipe to the top surface of the first-stage ladder.

The top surfaces of the first-stage ladder and the second-stage ladder are parallel to each other, an inclined top platform parallel to the top surface of the ladder is arranged on the front side of the top surface of the ejector rod, and an inclined platform a opposite to the inclined top platform in inclined direction is arranged on the rear side of the top surface of the ejector rod; the highest point of the inclined top platform is connected with the highest point of the inclined platform a.

The positioning tables are provided with a plurality of groups and are arranged on the front side surface of the storage tank at intervals, each positioning table comprises an inclined table b, a positioning groove and a stop block, the inclined table b is arranged at the top of the front side of the working table b, the top surface of the inclined table b is an inclined surface which inclines forwards and downwards from back to front, and the rear side edge of the top surface of the inclined table b is connected with the front side edge of the top surface of the second-stage step of the step table through a buffer surface; a stop block is arranged on the front side of the sloping platform b, and a positioning groove corresponding to the shape of the pipe is arranged on the contact part of the front edge of the top surface of the sloping platform b and the stop block; the left side face or the right side face of the left positioning table is provided with a photoelectric switch which is vertically upward in the detection direction, and when the photoelectric switch detects a pipe, the pushing mechanism is controlled to be started to push the pipe into the peeling mechanism. The photoelectric switch model can be selected from: ohlong E3Z-D61.

The automatic sample feeding mechanism comprises an installation frame, a guide rail a, a linear cylinder, a hoisting plate, a push rod a and a push plate, wherein the installation frame is installed on the front side of a workbench b through upright posts at two ends, the guide rail a is arranged on the installation frame, and the direction of the guide rail a is the left-right direction; the linear cylinder is arranged on the guide rail a, a vertical and downward extending hoisting plate is arranged on a cylinder body of the linear cylinder, a guide sleeve is arranged at the lower end of the hoisting plate, the push rod a is arranged in the guide sleeve, a fixing screw hole is formed in the guide sleeve, and the position of the push rod a is fixed by inserting a bolt into the fixing screw hole; the left end of the push rod a is provided with a push plate, the push plate is correspondingly arranged on the pipe on the positioning table, and the pipe is pushed into the peeling mechanism under the driving of the linear cylinder.

The peeling mechanism comprises a guide rail b, an air cylinder b, a mounting seat, a rotary peeling mechanism, a pressing positioning mechanism and a peeling length-fixing mechanism, wherein the air cylinder b is arranged on the left side of the top surface of the workbench a, and a piston rod of the air cylinder b horizontally extends rightwards and is parallel to the axial direction of a pipe on the positioning platform;

the guide rail b is arranged on the right side of the cylinder b and arranged along the left-right direction; the mounting seat is mounted on the guide rail b through a sliding block; a piston rod of the cylinder b is connected with the left end of the mounting seat to drive the mounting seat to perform feed motion along the guide rail b;

the rotary peeling mechanism is arranged on the mounting seat; the pressing and positioning mechanism is arranged on the top surface of the workbench a and positioned on the right side of the right end of the guide rail b and is used for pressing the pipe sent by the automatic sample sending mechanism.

The rotary peeling mechanism comprises a shell, a motor, an air cylinder c, a pushing connecting rod, a pushing sliding block, a rotating shaft, a sliding sleeve, a follow-up wheel and a peeling knife;

the shell and the motor are arranged on the top surface of the mounting seat side by side along the front-back direction; a rotating shaft is arranged in the shell through a bearing seat and a bearing; the axial direction of the rotating shaft is the left-right direction, the right end of the rotating shaft extends out of the right side wall of the shell through the rotating shaft hole, and a sliding shaft in the same axial direction is arranged at the right end of the rotating shaft; the direction of the output shaft of the motor is parallel to the axial direction of the rotating shaft, and the output shaft of the motor and the rotating shaft are transmitted through a belt pulley transmission mechanism so as to drive the rotating shaft to rotate;

the middle part of the right end face of the sliding shaft is provided with a middle shaft in the same axial direction, three groups of guide platforms with sector structures are arranged on the excircle face of the middle shaft at intervals along the circumferential direction of the middle shaft, the opposite side faces of two adjacent guide platforms are parallel to each other to form three guide grooves, and an oblique wedge push block a, an oblique wedge push block b and an oblique wedge push block c are respectively arranged in the three guide grooves; the inner side surfaces of the oblique wedge pushing block a, the oblique wedge pushing block b and the oblique wedge pushing block c are respectively connected with the outer circular surface of the middle shaft through a return spring, and when the return spring is in a natural state, the oblique wedge pushing block a, the oblique wedge pushing block b and the oblique wedge pushing block c are pushed away and are far away from the middle shaft; the outer side surfaces of the oblique wedge pushing block a, the oblique wedge pushing block b and the oblique wedge pushing block c are inclined planes, and the inclined planes of the oblique wedge pushing block a, the oblique wedge pushing block b and the oblique wedge pushing block c continuously extend outwards in the left-to-right direction; the sliding sleeve is sleeved on the sliding shaft, the front end of the sliding sleeve is sleeved on the left ends of the oblique wedge pushing block a, the oblique wedge pushing block b and the oblique wedge pushing block c, two pushing rings are arranged on the rear side of the excircle surface of the sliding sleeve at intervals, and a pushing groove is formed between the two pushing rings;

the cylinder c is arranged at the top of the shell, a piston rod of the cylinder c horizontally extends rightwards, and a pushing connecting rod is arranged at the right end of the piston rod; a pushing sliding block is vertically arranged on the bottom surface of the front end of the pushing connecting rod, the lower end of the pushing sliding block extends into the pushing groove, the thickness of the pushing sliding block is consistent with the width of the pushing groove, and the pushing sliding block can slide relative to the pushing groove so as to push the oblique wedge pushing block a, the oblique wedge pushing block b and the oblique wedge pushing block c to be folded; the right end faces of the oblique wedge push block a and the oblique wedge push block b are respectively provided with a follow-up wheel through a rotating shaft, the right end face of the oblique wedge push block c is provided with a stripping knife along the radial direction of the rotating shaft, when the cylinder c pushes the sliding sleeve to reach the right limit, the follow-up wheel is in contact with the outer circular surface of the pipe, and the stripping knife just cuts into the inner circular surface of the rubber of the pipe;

the front end surface of the middle shaft is provided with a positioning round elongated slot corresponding to the end of the pipe, and the positioning round elongated slot is used for being inserted into the front end of the pipe to position the pipe.

The automatic sample feeding mechanism comprises a working table a, a pressing positioning mechanism and a peeling mechanism, wherein the pressing positioning mechanism comprises a positioning seat, a clamping seat, an air cylinder d and a pressing block, the positioning seat is arranged on the top surface of the working table a and is positioned on the right side of the peeling mechanism, the clamping seat is arranged on the positioning seat, the clamping seat is provided with a limiting groove, and a pipe conveyed by the automatic sample feeding mechanism simultaneously enters the limiting groove and the positioning circular long groove to realize the positioning of the pipe; a top plate is arranged on the positioning seat through an upright post at the rear side or the front side of the positioning seat, and a cylinder d is arranged on the top surface of the top plate; a piston rod of the cylinder d vertically penetrates through the top plate downwards, and a pressing block is arranged at the lower end of the piston rod of the cylinder d; the cylinder d drives the pressing block to press the pipe on the clamping seat to fix the pipe;

the peeling length-fixing mechanism comprises an air cylinder g and a positioning baffle plate, the air cylinder g is arranged on the rear side of the top surface of the workbench a, a piston rod of the air cylinder g extends forwards horizontally, the tail end of the piston rod of the air cylinder g is provided with the positioning baffle plate, and a proximity switch which is arranged leftwards horizontally is arranged on the left side surface of the positioning baffle plate; when peeling, the positioning baffle plate enters the advancing direction of the rotary peeling mechanism driven by the air cylinder b under the driving of the air cylinder g, the maximum distance of the rotary peeling mechanism advancing rightwards is limited, and the peeling length is controlled.

The blanking mechanism comprises a mounting side plate, a guide rail c, a push rod b, a cylinder e, a connecting plate, a cylinder f and a cylinder clamping jaw; the mounting side plate is arranged on the left side of the workbench b, and a space is reserved on the front side of the mounting side plate to allow the automatic sample conveying mechanism to convey the pipe to pass through; the guide rail c is arranged at the upper part of the left side surface of the installation side plate along the front-back direction, and the push rod b is arranged on the guide rail c; the cylinder e is arranged on the front side of the mounting side plate and is positioned above the guide rail c, and a piston rod of the cylinder e horizontally extends backwards; the front end of a piston rod of the air cylinder e is connected with the rear end of the push rod b through a connecting plate, and the front end of the push rod b is provided with an air cylinder f; the piston rod of cylinder f set up vertically downwards, the front end of the piston rod of cylinder f is equipped with the cylinder clamping jaw for the centre gripping tubular product.

The upper portion of the left and right side walls of the stock chest is provided with slide bars which are reversed along the left and right directions, the slide bars are provided with partition plates through sliding sleeves, the partition plates are arranged corresponding to the front and rear sections of the space in the stock chest, the sliding sleeves are provided with positioning screw holes, and the relative positions of the sliding sleeves on the slide bars are fixed through screw-in bolts.

Except the linear cylinder, other cylinders all are equipped with stroke sensor, when detecting the cylinder stroke and target in place, start next process, stroke sensor model can choose: CS-30E.

The linear cylinder magnetic ring inductor can be selected from the following types: and CS-9D, controlling the stroke of the linear cylinder, and performing the next action after the stroke is in place.

The model of the photoelectric switch can be ohm dragon E3Z-D61.

The working process of the invention is as follows:

the workbench a and the workbench b are arranged side by side or connected into a whole, and the workbench a is positioned on the left side of the workbench b; the peeling mechanism is arranged on the workbench a, and the automatic sample feeding mechanism and the blanking mechanism are arranged on the workbench b; adjusting the position of the partition plate to ensure that the distance between the partition plate and the left side surface in the material storage tank is slightly larger than the length of the pipe, filling brake pipes into the material storage tank, arranging the brake pipes on the bottom surface of the material storage tank side by side, starting a switch, and pushing the mounting seat to move rightwards by an air cylinder b of the peeling mechanism to enter a working position; synchronously starting the cylinders a of the first step and the second step, jacking the pipe to a stroke, transmitting the pipe to a positioning table, and simultaneously supplementing materials to the top surface of the first step; when a photoelectric switch at the positioning table detects a pipe, a pushing mechanism is started to send the pipe into a peeling mechanism according to the stroke of the pipe, the peeling mechanism is controlled to be started in a delayed mode, a cylinder c pushes a sliding sleeve to move rightwards to a set position, an oblique wedge pushing block a, an oblique wedge pushing block b and an oblique wedge pushing block c are driven to fold, and meanwhile a positioning and pressing mechanism presses the pipe; the motor is started in a delayed mode, the rotating shaft is driven to rotate, so that the peeling knife is rotated to cut the skin, the cylinder b drives the mounting seat to move rightwards along the guide rail b, the peeling mechanism continuously cuts rightwards to peel, the motor stops working when the peeling mechanism reaches a trigger point of a proximity switch of the peeling length-fixing mechanism, the cylinder c drives the sliding sleeve to reset leftwards, the oblique wedge push block a, the oblique wedge push block b and the oblique wedge push block c are opened under the action of a reset spring, after the cylinder c resets, the cylinder b pulls the mounting seat to reset leftwards, the positioning and pressing mechanism is opened at the same time, the blanking mechanism cylinder f drives the cylinder clamping jaw to move downwards to clamp a pipe, then the cylinder f resets, the cylinder e starts to drive the cylinder clamping jaw to extend forwards to a stroke, the cylinder clamping jaw is loosened to complete blanking, then the cylinder e resets, and the cylinder b of the peeling mechanism pushes the mounting seat to move rightwards to enter a working position; this is repeated.

The wire tube end peeling equipment with a tense structure and high automation degree is formed by reasonably distributing the workbench a, the workbench b, the workbench a, the peeling mechanism, the workbench b, the automatic sample feeding mechanism and the blanking mechanism.

The invention realizes continuous butt joint among all working procedures by matching the stroke of the cylinder with the stroke sensor, and has simple and reliable automatic control structure and lower cost.

The working table a, the peeling mechanism, the working table b, the automatic sample feeding mechanism and the blanking mechanism are reasonable and scientific in structural design, have the characteristics of convenience in operation, high automation degree and few faults, comprehensively consider the cost budget, and have good application prospects.

Drawings

FIG. 1 is a schematic view of the overall structure of the present invention;

FIG. 2 is an enlarged view of a portion of the jack-up feed mechanism of the present invention;

FIG. 3 is a schematic structural view of an automatic sample feeding mechanism and a blanking mechanism of the present invention;

FIG. 4 is a schematic structural view of the peeling mechanism of the present invention;

FIG. 5 is a schematic structural view of a rotary peeling mechanism of the present invention;

FIG. 6 is an enlarged view of a portion of the rotary peeling mechanism of the present invention;

FIG. 7 is a schematic structural view of the ejector mechanism of the present invention;

the names and serial numbers of the parts in the figure are as follows:

1-workbench a, 2-workbench b, 3-stock chest, 4-jacking feeding mechanism, 5-positioning bench, 6-pushing mechanism, 7-stair bench, 8-cylinder a, 9-first stair, 10-second stair, 11-jacking groove, 12-top surface groove a, 13-top surface groove b, 14-connecting plate, 15-jacking rod, 16-detection groove, 17-oblique jacking platform, 18-oblique platform a, 19-positioning groove, 20-stop block, 21-buffer surface, 22-mounting rack, 23-guide rail a, 24-linear cylinder, 25-hoisting plate, 26-push rod a, 27-push plate, 28-guide sleeve, 29-guide rail b, 30-cylinder b, 31-mounting seat, 32-rotary peeling mechanism, 33-a pressing positioning mechanism, 34-a shell, 35-a motor, 36-a cylinder c, 37-a pushing connecting rod, 38-a pushing sliding block, 39-a rotating shaft, 41-a sliding shaft, 42-a sliding sleeve, 43-a follow-up wheel, 44-a stripping knife, 45-a middle shaft, 46-a guide table, 47-an inclined wedge pushing block a, 48-an inclined wedge pushing block b, 49-an inclined wedge pushing block c, 50-a reset spring, 51-an inclined plane, 52-a pushing ring, 53-a pushing groove, 54-a positioning circular long groove, 55-a positioning seat, 56-a clamping seat, 57-a cylinder d, 58-a pressing block, 59-a top plate, 60-an installation side plate, 61-a guide rail c, 62-a pushing rod b, 63-a cylinder e and 64-a connecting plate, 65-air cylinder f, 66-air cylinder clamping jaw, 67-sliding rod, 68-sliding block, 69-partition plate, 70-inclined table b, 71-air cylinder g, 72-positioning baffle plate.

Detailed Description

The present invention will be described in detail with reference to the accompanying drawings and examples.

Example 1

As shown in fig. 1-7, the wire tube end peeling machine comprises a workbench a1, a peeling mechanism, a workbench b2, an automatic sample feeding mechanism and a blanking mechanism; the method is characterized in that:

the workbench a1 and the workbench b2 are arranged side by side or connected into a whole, and the workbench a1 is positioned at the left side of the workbench b 2; the peeling mechanism is arranged on a workbench a1, and the automatic sample feeding mechanism and the blanking mechanism are both arranged on a workbench b 2;

the automatic sample feeding mechanism comprises a storage tank 3, a jacking and feeding mechanism 4, a positioning table 5 and a pushing mechanism 6;

the storage tank 3 is arranged on the top surface of the workbench b 2; the positioning table 5 is arranged on the front side surface of the storage tank 3, corresponds to the peeling mechanism, and is used for placing and positioning the pipe and aligning the pipe to the rotary peeling mechanism 32 of the peeling mechanism; the bottom surface of the storage tank 3 is an inclined surface which is inclined downwards from back to front; the jacking and feeding mechanism 4 is arranged on the front side in the storage tank 3 and is used for jacking and conveying the pipes in the storage tank 3 to the positioning table 5; the pushing mechanism 6 is arranged on the right side of the workbench b2 and is used for pushing the pipe leftwards into the peeling mechanism; the peeling mechanism is used for peeling the end of the wire pipe;

the blanking mechanism is used for blanking the peeled pipe.

The jacking and feeding mechanism 4 comprises a step platform 7, a cylinder a8 and a jacking mechanism; the ladder platform 7 is arranged on the front side of the bottom surface of the storage tank 3, the ladder platform 7 comprises a first-stage ladder 9 and a second-stage ladder 10, the top surfaces of the first-stage ladder 9 and the second-stage ladder 10 are inclined surfaces which incline downwards from back to front, and the side surfaces of the first-stage ladder 9 and the second-stage ladder 10 are vertical surfaces;

a plurality of groups of material ejecting grooves 11 are uniformly arranged on the side surfaces of the first-stage ladder 9 and the second-stage ladder 10 at intervals, top surface grooves a12 are arranged on the top surfaces of the first-stage ladder 9 and the second-stage ladder 10 corresponding to the positions of the material ejecting grooves 11, the top surface grooves a12 are communicated with the tops of the corresponding material ejecting grooves 11, top surface grooves b13 are arranged on the bottom surfaces of the material storage grooves 3 at the bottom end positions of the material ejecting grooves 11 or the top surfaces of the ladders, and the top surface grooves b13 are communicated with the bottom ends of the corresponding material ejecting grooves 11;

the two groups of the ejection mechanisms are arranged, each group of the ejection mechanisms comprises a connecting plate 14 and a plurality of ejector rods 15, the ejector rods 15 are correspondingly arranged in the ejection grooves 11 respectively, the cross section of each ejector rod 15 is consistent with the shape of the combined orthographic projection surface of the top groove a12 and the top groove b13, and the bottom end of each ejector rod 15 is connected with the connecting plate 14; two groups of cylinders a8 corresponding to the material ejecting mechanism are arranged in the workbench b2 and located below the material storage tank 3, piston rods of the cylinders are arranged vertically upwards, and the upper ends of the piston rods are connected with the connecting plate 14; driven by the cylinder a8, the ejector rod 15 can extend and retract through the top groove b13, the ejector groove 11 and the top groove a12, and extend out of the top groove a12 or retract into the top groove b 13.

The top surface of a first-stage ladder 9 in two stages of ladders of the ladder platform 7 is provided with a detection groove 16 close to the side surface of a second-stage ladder 10, a photoelectric switch with a vertical upward detection direction is arranged in the detection groove, when the photoelectric switch can not detect the pipe, the cylinder a at the first-stage ladder 9 is controlled to act, and the ejector rod 15 is jacked to jack the pipe and send the pipe to the top surface of the first-stage ladder 9.

The top surfaces of the first-stage ladder 9 and the second-stage ladder 10 are parallel to each other, the front side of the top surface of the ejector rod 15 is provided with an inclined top platform 17 parallel to the top surface of the ladder, and the rear side of the top surface of the ejector rod 15 is provided with an inclined platform a18 with the inclination direction opposite to that of the inclined top platform; the highest point of the sloping roof 17 is connected with the highest point of the sloping roof a 18.

The positioning table 5 is provided with a plurality of groups, the positioning table 5 is arranged on the front side surface of the material storage tank 3 at intervals, the positioning table 5 comprises an inclined table b70, a positioning groove 19 and a stop block 20, the inclined table b70 is arranged at the top of the front side of the workbench b2, the top surface of the inclined table b70 is an inclined surface which inclines forwards and downwards from back to front, and the rear side edge of the top surface of the inclined table b70 is connected with the front side edge of the top surface of the second-stage ladder 10 of the ladder table 7 through a buffer surface 21; a stop block 20 is arranged on the front side of the sloping platform b70, and a positioning groove 19 corresponding to the shape of the pipe is arranged on the contact part between the front edge of the top surface of the sloping platform b70 and the stop block 20; the left side face or the right side face of the left positioning table 5 is provided with a photoelectric switch which is vertically upward in the detection direction, and when the photoelectric switch detects a pipe, the push mechanism 6 is controlled to be started to push the pipe into the peeling mechanism.

The automatic sample feeding mechanism comprises an installation frame 22, a guide rail a23, a linear air cylinder 24, a hoisting plate 25, a push rod a26 and a push plate 27, wherein the installation frame 22 is installed on the front side of a workbench b2 through upright posts at two ends, the guide rail a23 is arranged on the installation frame 22, and the direction of the guide rail a23 is the left-right direction; the linear air cylinder 24 is arranged on the guide rail a23, a cylinder body of the linear air cylinder 24 is provided with a hoisting plate 25 which extends vertically and downwards, the lower end of the hoisting plate 25 is provided with a guide sleeve 28, the push rod a26 is arranged in the guide sleeve 28, the guide sleeve 28 is provided with a fixing screw hole, and the position of the push rod a26 is fixed by inserting a bolt into the fixing screw hole; the left end of the push rod a26 is provided with a push plate 27, the push plate 27 is correspondingly arranged on the pipe on the positioning table 5, and the pipe is pushed into the peeling mechanism under the driving of the linear cylinder 24.

The peeling mechanism comprises a guide rail b29, an air cylinder b30, a mounting seat 31, a rotary peeling mechanism 32, a pressing and positioning mechanism 33 and a peeling and length-fixing mechanism 40, wherein the air cylinder b30 is arranged on the left side of the top surface of the workbench a1, a piston rod of the air cylinder extends horizontally to the right and is parallel to the axial direction of the pipe on the positioning table 5;

the guide rail b29 is arranged on the right side of the cylinder b30 and is arranged along the left-right direction; the mounting seat 31 is mounted on the guide rail b29 through the slide block 68; the piston rod of the cylinder b30 is connected with the left end of the mounting seat 31 to drive the mounting seat 31 to perform feed motion along the guide rail b 29;

the rotary peeling mechanism 32 is arranged on the mounting seat 31; the pressing and positioning mechanism 33 is arranged on the top surface of the workbench a1 and positioned on the right side of the right end of the guide rail b29 and is used for pressing the tube conveyed by the automatic sample conveying mechanism.

The rotary peeling mechanism 32 comprises a shell 34, a motor 35, an air cylinder c36, a pushing connecting rod 37, a pushing slide block 38, a rotating shaft 39, a sliding shaft 41, a sliding sleeve 42, a follow-up wheel 43 and a peeling knife 44;

the shell 34 and the motor 35 are arranged on the top surface of the mounting seat 31 side by side along the front-back direction; a rotating shaft 39 is arranged in the shell 34 through a bearing seat and a bearing; the axial direction of the rotating shaft 39 is the left-right direction, the right end of the rotating shaft 39 extends out of the right side wall of the shell 34 through the rotating shaft hole, and the right end of the rotating shaft 39 is provided with a sliding shaft 41 in the same axial direction; the direction of the output shaft of the motor 35 is parallel to the axial direction of the rotating shaft 39, and the output shaft of the motor 35 is transmitted with the rotating shaft 39 through a belt pulley transmission mechanism, so that the rotating shaft 39 is driven to rotate;

a central shaft 45 in the same axial direction is arranged in the middle of the right end face of the sliding shaft 41, three groups of guide platforms 46 in a sector structure are arranged on the excircle face of the central shaft 45 at intervals along the circumferential direction of the excircle face, the opposite side faces of two adjacent guide platforms 46 are parallel to each other to form three guide grooves, and an oblique wedge push block a47, an oblique wedge push block b48 and an oblique wedge push block c49 are respectively arranged in the three guide grooves; the inner side surfaces of the oblique wedge pushing block a47, the oblique wedge pushing block b48 and the oblique wedge pushing block c49 are respectively connected with the outer circular surface of the central shaft 45 through a return spring 50, and when the return spring is in a natural state, the oblique wedge pushing block a47, the oblique wedge pushing block b48 and the oblique wedge pushing block c49 are pushed away and are far away from the central shaft 45; the outer side surfaces of the oblique wedge pushing block a47, the oblique wedge pushing block b48 and the oblique wedge pushing block c49 are inclined planes 51, and the inclined planes 51 are continuously expanded outwards in the left-to-right direction; the sliding sleeve 42 is sleeved on the sliding shaft 41, the front end of the sliding sleeve 42 is sleeved on the left ends of the wedge pushing block a47, the wedge pushing block b48 and the wedge pushing block c49, two pushing rings 52 are arranged on the rear side of the outer circular surface of the sliding sleeve 42 at intervals, and a pushing groove 53 is formed between the pushing rings 52;

the cylinder c36 is arranged at the top of the shell 34, the piston rod of the cylinder c36 horizontally extends rightwards, and the right end of the piston rod is provided with a pushing connecting rod 37; a pushing slide block 38 is vertically arranged on the bottom surface of the front end of the pushing connecting rod 37, the lower end of the pushing slide block 38 extends into the pushing groove 53, the thickness of the pushing slide block 38 is consistent with the width of the pushing groove 53, and the pushing slide block 38 can slide relative to the pushing groove 53, so that an inclined wedge pushing block a47, an inclined wedge pushing block b48 and an inclined wedge pushing block c49 are pushed to be folded; the right end surfaces of the oblique wedge push block a47 and the oblique wedge push block b48 are respectively provided with a follower wheel 43 through a rotating shaft, the right end surface of the oblique wedge push block c49 is provided with a stripping knife 44 along the radial direction of the rotating shaft 39, when the cylinder c36 pushes the sliding sleeve 42 to reach the right limit, the follower wheel 43 is contacted with the outer circular surface of the pipe, and the stripping knife 44 just cuts into the inner circular surface of the rubber of the pipe;

the front end surface of the middle shaft 45 is provided with a positioning round elongated slot 54 corresponding to the end of the pipe, and the positioning round elongated slot is used for being inserted into the front end of the pipe to position the pipe.

The pressing and positioning mechanism 33 comprises a positioning seat 55, a clamping seat 56, an air cylinder d57 and a pressing block 58, wherein the positioning seat 55 is arranged on the top surface of the workbench a1 and positioned on the right side of the peeling mechanism, the clamping seat 56 is arranged on the positioning seat, the clamping seat 56 is provided with a limiting groove, and a pipe conveyed by the automatic sample conveying mechanism simultaneously enters the limiting groove and the positioning circular long groove 54 to realize the positioning of the pipe; a top plate 59 is mounted on the positioning seat 55 through a column at the rear side or the front side of the positioning seat, and a cylinder d57 is arranged on the top surface of the top plate 59; a piston rod of the air cylinder d57 vertically penetrates through the top plate 59 downwards, and the lower end of the piston rod of the air cylinder d57 is provided with a pressing block 58; the cylinder d57 drives the pressing block 58 to press the pipe on the clamping seat 56 to fix the pipe;

the peeling length control mechanism 40 comprises an air cylinder g71 and a positioning baffle 72, the air cylinder g71 is arranged on the rear side of the top surface of the workbench a1, a piston rod of the air cylinder g71 extends forwards horizontally, the positioning baffle 72 is arranged at the tail end of the piston rod, and a proximity switch which is arranged horizontally to the left is arranged on the left side surface of the positioning baffle 72; when peeling, the positioning baffle 72 enters the advancing direction of the rotary peeling mechanism 32 driven by the cylinder b30 under the driving of the cylinder g71, limits the maximum distance of the rightward advancing of the rotary peeling mechanism 32, and controls the peeling length.

The blanking mechanism comprises a mounting side plate 60, a guide rail c61, a push rod b62, an air cylinder e63, a connecting plate 64, an air cylinder f65 and an air cylinder clamping jaw 66; the mounting side plate 60 is arranged on the left side of the workbench b2, and a space is reserved on the front side of the mounting side plate 60 for the automatic sample feeding mechanism to convey the tube to pass through; the guide rail c61 is arranged at the upper part of the left side surface of the installation side plate 60 along the front-back direction, and the push rod b62 is arranged on the guide rail c 61; the air cylinder e63 is arranged on the front side of the mounting side plate 60 and is positioned above the guide rail c61, and the piston rod of the air cylinder e63 horizontally extends backwards; the front end of a piston rod of the air cylinder e63 is connected with the rear end of a push rod b62 through a connecting plate 64, and the front end of the push rod b62 is provided with an air cylinder f 65; the piston rod of the air cylinder f65 is vertically arranged downwards, and the front end of the piston rod of the air cylinder f65 is provided with an air cylinder clamping jaw 66 for clamping a pipe.

The upper portion of the left and right side walls of the stock chest 3 is provided with slide bars 67 which are reversed left and right, partition plates 69 are arranged on the slide bars 67 through sliding sleeves, the partition plates 69 are arranged corresponding to the front and rear sections of the space in the stock chest 3, the sliding sleeves are provided with positioning screw holes, and the relative positions of the sliding sleeves on the slide bars 67 are fixed through screwing bolts.

In the description of the present embodiment, the terms "upper", "lower", "left", "right", "front", "rear", and the like are used in the orientation or positional relationship shown in fig. 1 for convenience of description and simplicity of operation only, and do not indicate or imply that the device or element referred to must have a particular orientation, be constructed in a particular orientation, and be operated, and thus should not be construed as limiting the present invention.

Claims

1. A bobbin end peeling machine comprises a workbench a (1), a peeling mechanism, a workbench b (2), an automatic sample feeding mechanism and a blanking mechanism; the method is characterized in that:

the workbench a (1) and the workbench b (2) are arranged side by side or connected into a whole, and the workbench a (1) is positioned on the left side of the workbench b (2); the peeling mechanism is arranged on the workbench a (1), and the automatic sample feeding mechanism and the blanking mechanism are arranged on the workbench b (2);

the automatic sample feeding mechanism comprises a storage tank (3), a jacking and feeding mechanism (4), a positioning table (5) and a pushing mechanism (6);

the storage tank (3) is arranged on the top surface of the workbench b (2); the positioning table (5) is arranged on the front side surface of the storage tank (3), corresponds to the peeling mechanism, and is used for placing and positioning the pipe and aligning the pipe to the rotary peeling mechanism (32) of the peeling mechanism; the bottom surface of the storage tank (3) is an inclined surface which is inclined downwards from back to front; the jacking and feeding mechanism (4) is arranged on the front side in the storage tank (3) and is used for jacking and conveying the pipes in the storage tank (3) to the positioning table (5); the pushing mechanism (6) is arranged on the right side of the workbench b (2) and is used for pushing the pipe into the peeling mechanism leftwards; the peeling mechanism is used for peeling the end of the wire pipe;

the blanking mechanism is used for blanking the peeled pipe;

the jacking and feeding mechanism (4) comprises a step platform (7), an air cylinder a (8) and a jacking mechanism; the stepped platform (7) is arranged on the front side of the bottom surface of the storage tank (3), the stepped platform (7) comprises a first-stage step (9) and a second-stage step (10), the top surfaces of the first-stage step (9) and the second-stage step (10) are inclined surfaces which incline forwards and downwards from back to front, and the side surfaces of the first-stage step (9) and the second-stage step (10) are vertical surfaces;

a plurality of groups of material pushing grooves (11) are uniformly arranged on the side surfaces of the first-stage ladder (9) and the second-stage ladder (10) at intervals, top surface grooves a (12) are arranged on the top surfaces of the first-stage ladder (9) and the second-stage ladder (10) at positions corresponding to the material pushing grooves (11), the top surface grooves a (12) are communicated with the tops of the corresponding material pushing grooves (11), top surface grooves b (13) are arranged on the bottom surfaces of the material storage grooves (3) at the bottom end positions of the material pushing grooves (11) or the top surfaces of the ladders, and the top surface grooves b (13) are communicated with the bottom ends of the corresponding material pushing grooves (11);

the two groups of the ejection mechanisms are arranged, each group of the ejection mechanisms comprises a connecting plate (14) and a plurality of ejector rods (15), the ejector rods (15) are respectively and correspondingly arranged in the ejection grooves (11), the cross section of each ejector rod is in the same shape as the combined orthographic projection surface of the top groove a (12) and the top groove b (13), and the bottom end of each ejector rod (15) is respectively connected with the connecting plate (14); two groups of air cylinders a (8) are arranged corresponding to the material ejecting mechanisms, are arranged in the workbench b (2) and are positioned below the material storage tank (3), piston rods of the air cylinders are vertically arranged upwards, and the upper ends of the piston rods are connected with a connecting plate (14); under the drive of the cylinder a (8), the ejector rod (15) can extend out of the top surface groove a (12) or retract into the bottom of the top surface groove b (13) through the top surface groove b (13), the ejector groove (11) and the top surface groove a (12);

a detection groove (16) is arranged on the top surface of the first-stage ladder (9) of the ladder platform (7) close to the side surface of the second-stage ladder (10), a photoelectric switch with a vertically upward detection direction is arranged in the detection groove, and when the photoelectric switch cannot detect the pipe, the cylinder a at the first-stage ladder (9) is controlled to act to jack up the ejector rod (15) so as to jack up the pipe to be conveyed to the top surface of the first-stage ladder (9);

the automatic sample feeding mechanism comprises an installation frame (22), a guide rail a (23), a linear air cylinder (24), a hoisting plate (25), a push rod a (26) and a push plate (27), wherein the installation frame (22) is installed on the front side of a workbench b (2) through upright posts at two ends, the guide rail a (23) is arranged on the installation frame (22), and the direction of the guide rail a (23) is the left-right direction; the linear air cylinder (24) is mounted on the guide rail a (23), a cylinder body of the linear air cylinder (24) is provided with a vertically and downwardly extending hoisting plate (25), the lower end of the hoisting plate (25) is provided with a guide sleeve (28), the push rod a (26) is arranged in the guide sleeve (28), the guide sleeve (28) is provided with a fixing screw hole, and the position of the push rod a (26) is fixed by inserting a bolt into the fixing screw hole; a push plate (27) is arranged at the left end of the push rod a (26), the push plate (27) is correspondingly arranged on the pipe on the positioning table (5), and the pipe is pushed into the peeling mechanism under the driving of the linear air cylinder (24);

the peeling mechanism comprises a guide rail b (29), an air cylinder b (30), a mounting seat (31), a rotary peeling mechanism (32), a pressing positioning mechanism (33) and a peeling length-fixing mechanism (40), wherein the air cylinder b (30) is arranged on the left side of the top surface of the workbench a (1), a piston rod of the air cylinder b horizontally extends rightwards and is parallel to the axial direction of a pipe on the positioning table (5);

the guide rail b (29) is arranged on the right side of the cylinder b (30) and is arranged along the left-right direction; the mounting seat (31) is mounted on the guide rail b (29) through a sliding block (68); a piston rod of the air cylinder b (30) is connected with the left end of the mounting seat (31) to drive the mounting seat (31) to perform feed motion along the guide rail b (29);

the rotary peeling mechanism (32) is arranged on the mounting seat (31); the pressing and positioning mechanism (33) is arranged on the top surface of the workbench a (1), is positioned on the right side of the right end of the guide rail b (29), and is used for pressing the pipe sent by the automatic sample feeding mechanism; the peeling fixed length mechanism (40) is arranged between the mounting seat (31) and the pressing and positioning mechanism (33) and used for limiting the peeling length of the rotary peeling mechanism (32).

2. The conduit end stripper of claim 1, wherein: the top surfaces of the first-stage ladder (9) and the second-stage ladder (10) are parallel to each other, an inclined top platform (17) parallel to the top surface of the ladder is arranged on the front side of the top surface of the ejector rod (15), and an inclined platform a (18) opposite to the inclined direction of the inclined top platform is arranged on the rear side of the top surface of the ejector rod (15); the highest point of the inclined top platform (17) is connected with the highest point of the inclined platform a (18).

3. The conduit end stripper of claim 1, wherein: the positioning table (5) is provided with a plurality of groups, the positioning table is arranged on the front side face of the storage tank (3) at intervals, the positioning table (5) comprises an inclined table b (70), a positioning groove (19) and a stop block (20), the inclined table b (70) is arranged at the top of the front side of the workbench b (2), the top face of the inclined table b (70) is an inclined face which inclines forwards and downwards from back to front, and the rear side edge of the top face of the inclined table b (70) is connected with the front side edge of the top face of the second-stage ladder (10) of the ladder table (7) through a buffer face (21); a stop block (20) is arranged on the front side of the sloping platform b (70), and a positioning groove (19) corresponding to the shape of the pipe is arranged on the contact part of the front edge of the top surface of the sloping platform b (70) and the stop block (20); the left side surface or the right side surface of the left positioning table (5) is provided with a photoelectric switch which is vertically upward in the detection direction, and when the photoelectric switch detects a pipe, the pushing mechanism (6) is controlled to be started to push the pipe into the peeling mechanism.

4. The conduit end stripper of claim 1, wherein: the rotary peeling mechanism (32) comprises a shell (34), a motor (35), an air cylinder c (36), a pushing connecting rod (37), a pushing sliding block (38), a rotating shaft (39), a sliding shaft (41), a sliding sleeve (42), a follow-up wheel (43) and a peeling knife (44);

the shell (34) and the motor (35) are arranged on the top surface of the mounting seat (31) side by side along the front-back direction; a rotating shaft (39) is arranged in the shell (34) through a bearing seat and a bearing; the axial direction of the rotating shaft (39) is the left-right direction, the right end of the rotating shaft (39) extends out of the right side wall of the shell (34) through the rotating shaft hole, and a sliding shaft (41) in the same axial direction is arranged at the right end of the rotating shaft (39); the direction of the output shaft of the motor (35) is parallel to the axial direction of the rotating shaft (39), and the output shaft of the motor (35) is transmitted with the rotating shaft (39) through a belt pulley transmission mechanism, so that the rotating shaft (39) is driven to rotate;

the middle part of the right end face of the sliding shaft (41) is provided with a middle shaft (45) in the same axial direction, three groups of guide platforms (46) with sector structures are arranged on the excircle face of the middle shaft (45) at intervals along the circumferential direction of the middle shaft, the opposite side faces of two adjacent guide platforms (46) are mutually parallel to form three guide grooves, and an oblique wedge push block a (47), an oblique wedge push block b (48) and an oblique wedge push block c (49) are respectively arranged in the three guide grooves; the inner side surfaces of the oblique wedge pushing block a (47), the oblique wedge pushing block b (48) and the oblique wedge pushing block c (49) are respectively connected with the excircle surface of the middle shaft (45) through a return spring (50), and when the return spring is in a natural state, the oblique wedge pushing block a (47), the oblique wedge pushing block b (48) and the oblique wedge pushing block c (49) are pushed away and are far away from the middle shaft (45); the outer side surfaces of the oblique wedge pushing block a (47), the oblique wedge pushing block b (48) and the oblique wedge pushing block c (49) are inclined planes (51), and the inclined planes (51) are continuously expanded outwards in the left-to-right direction; the sliding sleeve (42) is sleeved on the sliding shaft (41), the front end of the sliding sleeve (42) is sleeved on the left ends of the wedge pushing block a (47), the wedge pushing block b (48) and the wedge pushing block c (49), two pushing rings (52) are arranged on the rear side of the outer circular surface of the sliding sleeve (42) at intervals, and a pushing groove (53) is formed between the pushing rings (52);

the cylinder c (36) is arranged at the top of the shell (34), a piston rod of the cylinder c horizontally extends rightwards, and a pushing connecting rod (37) is arranged at the right end of the piston rod; a pushing sliding block (38) is vertically arranged on the bottom surface of the front end of the pushing connecting rod (37), the lower end of the pushing sliding block (38) extends into the pushing groove (53), the thickness of the pushing sliding block (38) is consistent with the width of the pushing groove (53), and the pushing sliding block (38) can slide relative to the pushing groove (53), so that an oblique wedge pushing block a (47), an oblique wedge pushing block b (48) and an oblique wedge pushing block c (49) are pushed to be folded; the right end surfaces of the oblique wedge push block a (47) and the oblique wedge push block b (48) are respectively provided with a follow-up wheel (43) through a rotating shaft, the right end surface of the oblique wedge push block c (49) is provided with a stripping knife (44) along the radial direction of the rotating shaft (39), when the cylinder c (36) pushes the sliding sleeve (42) to reach the right limit, the follow-up wheel (43) is contacted with the outer circular surface of the pipe, and the stripping knife (44) just cuts into the inner circular surface of the rubber of the pipe;

the front end face of the middle shaft (45) is provided with a positioning round elongated slot (54) corresponding to the end of the pipe, and the positioning round elongated slot is used for being inserted into the front end of the pipe to position the pipe.

5. The conduit end stripper of claim 1, wherein:

the pressing and positioning mechanism (33) comprises a positioning seat (55), a clamping seat (56), an air cylinder d (57) and a pressing block (58), the positioning seat (55) is arranged on the top surface of the workbench a (1) and positioned on the right side of the peeling mechanism, the clamping seat (56) is arranged on the positioning seat, a limiting groove is formed in the clamping seat (56), and the tubular product conveyed by the automatic sample conveying mechanism enters the limiting groove and the positioning circular long groove (54) at the same time to realize the positioning of the tubular product; a top plate (59) is mounted on the positioning seat (55) through a column on the rear side or the front side of the positioning seat, and a cylinder d (57) is arranged on the top surface of the top plate (59); a piston rod of the air cylinder d (57) vertically and downwards penetrates through the top plate (59), and a pressing block (58) is arranged at the lower end of the piston rod of the air cylinder d (57); the cylinder d (57) drives the pressing block (58) to press the pipe on the clamping seat (56) to fix the pipe;

the peeling length control mechanism (40) comprises an air cylinder g (71) and a positioning baffle (72), the air cylinder g (71) is arranged on the rear side of the top surface of the workbench a (1), a piston rod of the air cylinder g extends forwards horizontally, the tail end of the piston rod of the air cylinder g is provided with the positioning baffle (72), and a proximity switch which is arranged leftwards horizontally is arranged on the left side surface of the positioning baffle (72); when peeling, the positioning baffle (72) enters the advancing direction of the rotary peeling mechanism (32) driven by the air cylinder b (30) under the driving of the air cylinder g (71), limits the maximum distance of the rightward advancing of the rotary peeling mechanism (32), and controls the peeling length.

6. The conduit end stripper of claim 1, wherein: the blanking mechanism comprises a mounting side plate (60), a guide rail c (61), a push rod b (62), a cylinder e (63), a connecting plate (64), a cylinder f (65) and a cylinder clamping jaw (66); the mounting side plate (60) is arranged on the left side of the workbench b (2), and a space is reserved on the front side of the mounting side plate (60) for the automatic sample conveying mechanism to convey the pipe to pass through; the guide rail c (61) is arranged at the upper part of the left side surface of the mounting side plate (60) along the front-back direction, and the push rod b (62) is arranged on the guide rail c (61); the cylinder e (63) is arranged on the front side of the mounting side plate (60) and is positioned above the guide rail c (61), and a piston rod of the cylinder e extends horizontally backwards; the front end of a piston rod of the air cylinder e (63) is connected with the rear end of the push rod b (62) through a connecting plate (64), and the front end of the push rod b (62) is provided with an air cylinder f (65); the piston rod of cylinder f (65) set up vertically downwards, the front end of the piston rod of cylinder f (65) is equipped with cylinder clamping jaw (66) for the centre gripping tubular product.

7. The conduit end stripper of claim 1, wherein: the upper portion of the left and right side walls of the stock chest (3) is provided with slide bars (67) which are reversed along the left and right directions, partition plates (69) are arranged on the slide bars (67) through sliding sleeves, the partition plates (69) correspond to the front and rear cross sections of the inner space of the stock chest (3), the sliding sleeves are provided with positioning screw holes, and the relative positions of the sliding sleeves on the slide bars (67) are fixed through screw-in bolts.