CN109013791A - The slot rolling processing technology of pipe fitting channelling machine and its pipe fitting end - Google Patents
The slot rolling processing technology of pipe fitting channelling machine and its pipe fitting end Download PDFInfo
- Publication number
- CN109013791A CN109013791A CN201811246451.8A CN201811246451A CN109013791A CN 109013791 A CN109013791 A CN 109013791A CN 201811246451 A CN201811246451 A CN 201811246451A CN 109013791 A CN109013791 A CN 109013791A
- Authority
- CN
- China
- Prior art keywords
- pipe fitting
- pinch roller
- slot rolling
- valve
- shaft
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Granted
Links
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B21—MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
- B21D—WORKING OR PROCESSING OF SHEET METAL OR METAL TUBES, RODS OR PROFILES WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
- B21D17/00—Forming single grooves in sheet metal or tubular or hollow articles
- B21D17/04—Forming single grooves in sheet metal or tubular or hollow articles by rolling
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B21—MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
- B21C—MANUFACTURE OF METAL SHEETS, WIRE, RODS, TUBES OR PROFILES, OTHERWISE THAN BY ROLLING; AUXILIARY OPERATIONS USED IN CONNECTION WITH METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL
- B21C51/00—Measuring, gauging, indicating, counting, or marking devices specially adapted for use in the production or manipulation of material in accordance with subclasses B21B - B21F
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02P—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN THE PRODUCTION OR PROCESSING OF GOODS
- Y02P70/00—Climate change mitigation technologies in the production process for final industrial or consumer products
- Y02P70/10—Greenhouse gas [GHG] capture, material saving, heat recovery or other energy efficient measures, e.g. motor control, characterised by manufacturing processes, e.g. for rolling metal or metal working
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Machine Tool Units (AREA)
- Finish Polishing, Edge Sharpening, And Grinding By Specific Grinding Devices (AREA)
Abstract
The present invention relates to the slot rolling processing technologys of a kind of pipe fitting channelling machine and its pipe fitting end.The pipe fitting channelling machine includes slot rolling processing assembly and pinch roller power part；The slot rolling processing assembly includes main shaft, motor, knurled wheel, wheel pressing shaft, pinch roller frame, pinch roller, and knurled wheel is arranged in the power output end of lower end connection motor of the main shaft, the upper end of the main shaft；Pinch roller is then arranged in side positioned at knurled wheel, which is connected on a pinch roller frame by wheel pressing shaft, which is driven by pinch roller power part.The present invention solves existing pipe fitting slot rolling process equipment and technique and is easy to run pipe (that is: pipe fitting is detached from knurled wheel) in slot rolling on the pipe fittings such as three-way elbow, and the problems such as groove is to the larger apart from variation of pipe fitting end, and pipe fitting end is easy scratch when processing；Can also effectively control groove to pipe fitting end distance variation, improve processing quality, avoid processing when pipe fitting end be scratched；Also have many advantages, such as that pipe fitting groove processing depth is precisely controllable, functions of the equipments are rationally distributed, and the slot rolling particularly suitable for the special pieces such as elbow end is processed.
Description
Technical field
The present invention relates to the device and technique of processing groove on tubular metal product, especially a kind of pipe fitting channelling machine and its pipe
The slot rolling processing technology of part end.
Background technique
Currently, in pipeline (such as: steel pipe) process of deployment, when needing to change pipe path commonly using the pipe such as three-way elbow
Part, these pipe fittings are needed through clamp connection, and clamp connection needs the slot rolling on pipe fitting end.Although slot rolling is current on straight tube
The problem of technology is more mature, but the slot rolling on the pipe fittings such as three-way elbow, and the prior art is still not perfect, typically encounters as shown in Figure 1:
The problems such as distance A variation for having the groove of width B to pipe fitting end is big, and the end of pipe fitting is easy scratch when processing.
Summary of the invention
The purpose of the present invention is to provide the slot rolling processing technologys of a kind of pipe fitting channelling machine and its pipe fitting end, mainly solve
Existing pipe fitting slot rolling process equipment and technique are easy to run pipe (that is: pipe fitting disengaging annular knurl in slot rolling on the pipe fittings such as three-way elbow
Wheel), groove to pipe fitting end it is larger apart from variation, pipe fitting end such as is easy to abrade at the technical problems when processing；By this hair
Bright equipment and technique can effectively control groove to pipe fitting end distance variation, improve processing quality, can also avoid
Pipe fitting end is scratched when processing；In addition, also having pipe fitting groove processing depth precisely controllable, it is excellent that functions of the equipments are rationally distributed etc.
Point, the slot rolling particularly suitable for the special pieces such as elbow end are processed.
To achieve the goals above, the technical scheme adopted by the invention is that:
A kind of pipe fitting channelling machine, it includes slot rolling processing assembly and pinch roller power part；It is characterized by: the slot rolling is processed
Component includes main shaft, motor, knurled wheel, wheel pressing shaft, pinch roller frame, pinch roller, the power output end of the lower end connection motor of the main shaft,
Knurled wheel is arranged in the upper end of the main shaft；Pinch roller is then arranged in side positioned at knurled wheel, which is connected to a pressure by wheel pressing shaft
On wheel carrier, which is driven by pinch roller power part.
The pipe fitting channelling machine, it is characterised in that: the pipe fitting channelling machine further includes rack；The rack has operating platform
There is accommodation space between the support portion below operating platform supported underneath portion, operating platform；The slot rolling processing assembly
Knurled wheel, wheel pressing shaft, pinch roller frame, pinch roller setting on the operational platform；A frictional disk is separately also set up on the operational platform；This rubs
Wiping disk includes rotationally supporting disk, bearing block, frictional disk installation axle, frictional disk bearing, bearing block fixing piece, rotationally supporting disk and fix
Part；This rotationally supports the upper end that disk is fixed on frictional disk installation axle by rotationally supporting disk fixing piece, which wears
It is located in bearing block and frictional disk bearing is set between；Frictional disk is fixed on by the bearing block by bearing block fixing piece
On the operating platform of rack；The upper surface for rotationally supporting disk is slightly above the upper surface of operating platform.
The pipe fitting channelling machine, it is characterised in that: be provided with note at the position of frictional disk bearing on bearing block
Hydraulic fluid port can according to need to the oiling of frictional disk bearing to ensure that the smooth of frictional disk installation axle rotates smoothly.
The pipe fitting channelling machine, it is characterised in that: the pipe fitting channelling machine further includes touch panel unit；The touch panel unit
Electric control box, cantilever, rotary connector, shaft, fixed plate, fixed plate connector including having touch screen；Wherein: this is outstanding
One end connection of arm then connects a rotary connector with electric control box, the other end of touch screen, connects on the rotary connector
Switch through axis, which is pierced by rotary connector；It is additionally provided with a pair of of fixed plate, which is connected by fixed plate connector
It connects below operating platform, and keeps a distance between a pair of of fixed plate, which ensures that rotary connector penetrates two fixed plates
Between；The shaft at least has at least two to combine plane in the part that its both ends is pierced by, on the corresponding position of two fixed plates
It is provided with the location hole passed through for shaft, which also has the location hole combination plane corresponding to shaft combination plane；?
Nearby further one rotating hole of setting, the rotating hole are connected to the location hole of two fixed plates with location hole, and rotating hole
Aperture is greater than the maximum outside diameter of shaft.
The pipe fitting channelling machine, it is characterised in that: be separately connected and turn on the position that both ends of the shaft is pierced by two fixed plates
Axis shelves part.
The pipe fitting channelling machine, it is characterised in that: the pipe fitting channelling machine also has groove processing depth control apparatus；It should
Groove processing depth control apparatus includes magnetic scale and magnetic head；Magnetic scale setting is in pinch roller frame upper end, and the top of the pinch roller frame is into one
Step one pinch roller frame cover board of setting, corresponds on the pinch roller frame cover board and magnetic head is arranged at magnetic scale position, the signal output of the magnetic head
End is connected further to PLC.
The pipe fitting channelling machine, it is characterised in that: magnetic grid reader and reading are further set on the pinch roller frame cover board
Device shield.
The pipe fitting channelling machine, it is characterised in that: the pinch roller power part is oil cylinder, the pipe fitting channelling machine further include by
The hydraulic fluid flow rate and pressure control mechanism of oil cylinder and hydraulic package composition；Being divided into volume by piston in the cylinder body of the oil cylinder can
The first chamber and the second chamber of corresponding change；The hydraulic package includes oil pump, the high pressure filter, the first liquid by PLC connection control
Table, proportional pressure-reducing valve, proportional flow control valve, the second hydralic pressure gauge, manual overflow valve and solenoid valve are pressed, which passes through piping connection height
The input terminal of filter is pressed through, the output end of the high pressure filter passes through the input terminal of the manual overflow valve of piping connection, this overflows manually
The output end for flowing valve passes through the input terminal of piping connection proportional pressure-reducing valve, the pipeline between the manual overflow valve and proportional pressure-reducing valve
The first hydralic pressure gauge of upper setting；The proportional pressure-reducing valve by the input terminal of piping connection proportional flow control valve, the proportional flow control valve it is defeated
The first chamber and the second chamber that outlet is further connected respectively to oil cylinder by being provided with the pipeline of solenoid valve, solenoid valve connection second
There are also the second hydralic pressure gauges for setting on the pipeline of chamber.
The pipe fitting channelling machine, it is characterised in that: the work step of the hydraulic fluid flow rate and pressure control mechanism is:
1) start oil pump；
2) hydraulic oil is successively input into the first hydralic pressure gauge, proportional pressure-reducing valve, using solenoid valve by manual relief valve pressure regulating
Control enters the cavity of resorption of oil cylinder, and the pinch roller that oil cylinder is controlled at this time is fallback state；
3) when starting slot rolling Machining Instruction, hydraulic oil is successively input into the first hydralic pressure gauge by manual relief valve pressure regulating, compares
Example pressure reducing valve, hydraulic oil enter the epicoele of oil cylinder through solenoid valve control, and oil cylinder pushing pinch roller is close to pipe fitting；
4) when the induction of the second hydralic pressure gauge is hydraulic reaches preset pressure, i.e., pinch roller has touched pipe fitting, is changed by PLC
The flow of proportional pressure-reducing valve pressure and proportional flow control valve carries out slot rolling；
5) when slot rolling terminates, pinch roller control cannot retreat in situ, it is necessary to will by operator's control PLC control solenoid valve
Hydraulic oil imports the cavity of resorption of oil cylinder, and the pinch roller that oil cylinder is controlled at this time is fallback state and unclamps pipe fitting.
A kind of processing technology for implementing slot rolling to pipe fitting end by pipe fitting channelling machine as described above, processing step
It is: pipe fitting is placed on the knurled wheel of main shaft upper end, at this point, the end of pipe fitting is supported on baffle；The case where main shaft does not turn
Under, drive pinch roller frame and pinch roller close to knurled wheel by pinch roller power part, and keep pinch roller separated by a distance in tube surface
Form the groove of certain depth and width；Then the pipe fitting by pressing processing is carried out slot rolling in the machine, to obtain ditch
Slot is to pipe fitting end apart from the lesser pipe fitting of variation.
After adopting the above structure, the invention has the advantages that compared with the prior art:
1, the present invention by its slot rolling processing assembly structure and presses technique, can get groove and becomes to pipe fitting end distance
The lesser product of momentum, while overcoming original processing technology and being easy the problem of running pipe (that is: pipe fitting is detached from knurled wheel).
2, the present invention accurately controls the trench depth of each pipe fitting by using magnetic railings ruler technology.
3, oil cylinder hydraulic of the invention control accurately controls hydraulic fluid flow rate and pressure using proportioning valve, and flow is not by negative
Carrying size influences, and feeding is stablized, and improves slot rolling product quality.
4, anti-pipe fitting end scratch device is arranged in the present invention, and when for processing large-caliber pipe fittings, pipe fitting hangs up part can quilt
Rotating platform support, to avoid pipe fitting of damaging, while also protecting operating table surface.
5, main shaft of the invention uses frequency control, improves processing efficiency.
6, the rotatable folding and unfolding of touch panel unit of the invention falls down to be put into rack machine transportational process is rotatable, saves
Save space and protection touch screen.
Detailed description of the invention
Fig. 1 is the structural schematic diagram of pipe fitting end slot rolling.
Fig. 2 is the positive structure schematic of pipe fitting channelling machine of the present invention.
Fig. 3 is the working principle diagram of slot rolling processing assembly in pipe fitting channelling machine of the present invention.
Fig. 4 is the structural schematic diagram of slot rolling processing assembly in pipe fitting channelling machine of the present invention.
Fig. 5 is fitting structure schematic diagram after slot rolling processing technology point press operation of the present invention.
Fig. 6 is the structural schematic diagram of pipe fitting channelling machine middle friction tray of the present invention.
Fig. 7 is the structural schematic diagram of invention pipe fitting channelling machine middle friction tray cooperation slot rolling processing assembly of the present invention.
Fig. 8 is the positive structure schematic of touch screen rotation jack in pipe fitting channelling machine of the present invention.
Fig. 9 is the right side view of Fig. 8.
Figure 10 is structural schematic diagram (the i.e. vertical view of Fig. 4 of the groove processing depth control apparatus of pipe fitting channelling machine of the present invention
Figure).
Figure 11 is the hydraulic fluid flow rate of pipe fitting channelling machine of the present invention and the structure principle chart of pressure control mechanism.
Figure 12 is the structural schematic diagram of the oil cylinder of pipe fitting channelling machine of the present invention.
Specific embodiment
The invention discloses a kind of pipe fitting channelling machines.Referring to Fig. 2, it is one preferred embodiment of pipe fitting channelling machine of the present invention
Positive structure schematic.As shown in the figure: it includes slot rolling processing assembly 1, hydraulic package 2, rack 3, oil cylinder 4, touch screen group
Part 5 and frictional disk 6.The rack 3 has operating platform and is located at operating platform supported underneath portion, the support portion below operating platform
Between have accommodation space.Wherein, which is mainly disposed on operating platform；The touch panel unit 5 is arranged when in use
On the operational platform, it can be received into accommodation space after use；The oil cylinder 4 can be set on the operational platform；This hydraulic group
Part 4 is mainly disposed in accommodation space；The slot rolling processing part of the slot rolling processing assembly 1 is (such as: pinch roller, wheel pressing shaft, pinch roller branch
Frame, pinch roller bearing, knurled wheel, baffle) it is mainly disposed on operating platform, power section (such as: motor, main shaft, main shaft bearing)
It is mainly disposed in accommodation space.Therefore, functional unit layout comparison of the invention is reasonable, and some components are (such as: touch screen group
Part) in the case where not using, it is easy to store and protect, electric component is then mainly disposed in accommodation space, the accommodation space
It can be a kind of preferable protection to electric component using closing or semi-closed structure.
The each functional unit of the present invention and its innovative technology are introduced in conjunction with attached drawing further below.
Fig. 3,4 are please referred to, it is the structural schematic diagram of slot rolling processing assembly 1 in pipe fitting channelling machine of the present invention.It is as shown in the figure:
It is by main shaft 11, motor 12, main shaft bearing 13, baffle 14, knurled wheel 15, wheel pressing shaft 16, pinch roller bearing 17, pinch roller frame 18, pressure
Wheel 19 is constituted, and can realize the function for processing pipe fitting end slot rolling further combined with oil cylinder 4.Wherein: the main shaft 11 is logical
It is often vertically arranged, the power output end of the lower end connection motor 12 of main shaft 11 simultaneously can pass through 12 outputting rotary power of motor；
The upper end of the main shaft 11 is fixedly connected with baffle 14, and the effect of the baffle 14 is mainly the end pipe fitting W of support slot rolling to be processed；It should
Knurled wheel 15 is further set on baffle 14, when main shaft 11 is by the driving rotation of motor 12, the baffle 14 and knurled wheel 15
Synchronous rotary.In addition, being provided with axle sleeve outside the main shaft 11, main shaft bearing 13 is provided between main shaft 11 and axle sleeve to ensure main shaft 11
Smooth rotation simultaneously reduces noise.In specific arrangement, the motor 12, main shaft bearing 13, axle sleeve and main shaft 1 are arranged at rack 3
Operating platform below accommodation space in, and baffle 14 and knurled wheel 15 be then arranged on the operational platform side.The operating platform
Pinch roller 19 is then arranged in the side positioned at baffle 14 and knurled wheel 15 of top, which is connected to pinch roller by pinch roller bearing 17
On axis 16, which is further connected on a pinch roller frame 18, which is driven by the oil cylinder 4 that it is connected,
So that pinch roller 19 is close to or far from knurled wheel 15.
As another embodiment of the invention, the oil cylinder 4 can also using other pinch roller power parts (such as: cylinder) come
Replacement.
As another embodiment of the invention, which can also be using the support knot being wholely set on knurled wheel 15
Structure substitutes, i.e., this knurled wheel itself has the supporting part of workpiece pipe end.
The present invention mainly passes through above structure, and a kind of slot rolling processing technology of pipe fitting end, slot rolling processing can be realized
Technique is referred to as to press technique, and concrete operation step is: pipe fitting W being placed on the knurled wheel 15 of 11 upper end of main shaft, at this point, pipe fitting
The end of W is supported on baffle 14；It is as shown in Figure 5: in the case where main shaft 11 does not turn, 18 He of pinch roller frame being driven by oil cylinder 4
Pinch roller 19 makes ditch of the pinch roller 19 in pipe fitting W surface D-shaped separated by a distance at certain depth H and width B close to knurled wheel 15
Slot；Then the pipe fitting W by pressing processing is carried out in the machine slot rolling, is changed to obtain groove to pipe fitting end distance A
Measure lesser pipe fitting.Original processing technology is overcome simultaneously is easy the problem of running pipe (that is: pipe fitting is detached from knurled wheel).
It presses the concrete operations mode of rear slot rolling and mainly or by oil cylinder 4 controls pinch roller 19 close to knurled wheel 15, at this time
Motor 12 also starts and main shaft 11 is driven to rotate, in point after knurled wheel 15 and the common end for clamping pipe fitting 4 of close pinch roller 19
Grooved position after pressure positioning carries out slot rolling processing again, to obtain groove to the lesser pipe fitting of pipe fitting end distance A variation.
By above structure and processing technology, especially suitable for processing groove near the end of special piece, together
When can also effectively control groove to pipe fitting end distance variation, improve processing quality.But in actual processing process
In, find when processing large-caliber pipe fittings, by pipe fitting end can not all by 14 supports of the baffle of live spindle 11,
It is not tended to collide with machinery panel by the end of the pipe fitting of support, end face is caused to abrade.
In order to solve the problems, such as that end abrades, invention further provides a kind of tube end scratchings of pipe fitting channelling machine
Device, i.e. shown frictional disk 6 in Fig. 1.Its effect is, in a part of the 14 support pipe fitting W of baffle of slot rolling processing assembly 1
In the case where end, by another part end of the further support pipe fitting W of frictional disk 6, so that the end of pipe fitting W is being protected
Within the scope of, it prevents the end of pipe fitting W to be scratched, while ensuring that the end of pipe fitting W is in horizontality in processing, is conducive to
Promote the quality of slot rolling processing.
Fig. 6 is further regarded to incorporated by reference to Fig. 1, which includes rotationally supporting disk 61, bearing block 62, frictional disk installation
Axis 63, bearing block fixing piece 65, rotationally supports disk fixing piece 66, pouring orifice 67 at frictional disk bearing 64.Wherein: this is rotationally supported
The upper end that disk 61 is fixed on frictional disk installation axle 63 by rotationally supporting disk fixing piece 66, the frictional disk installation axle 63 are threaded through axis
It holds in seat 62 and setting frictional disk bearing 64 between；The bearing block 62 is consolidated frictional disk 6 by bearing block fixing piece 65
It is scheduled on the operating platform of rack 3.After installation, which is slightly above the upper surface of operating platform.It uses
When, as shown in Figure 7: when processing large-caliber pipe fittings, by the common support of baffle 14 for rotationally supporting disk 61 and slot rolling processing assembly 1
With protection pipe fitting W, and ensure that the end pipe fitting W can sentence horizontal Working position.In addition, being located at frictional disk axis on bearing block 62
It holds and is provided with pouring orifice 67 at 64 position, can according to need to 64 oiling of frictional disk bearing to ensure frictional disk installation axle 63
Smooth rotate smoothly.Since the upper surface for rotationally supporting disk is slightly above the upper surface of operating platform, operating platform is not
Easily damaged by pipe fitting end.
In pipe fitting channelling machine of the present invention, the parameter setting of slot rolling processing and the control centre of entire electric component are mainly set
It sets in touch screen, that is to say, that touch screen is exactly electric control box of the invention (comprising PLC).As shown in Figure 1, the touch screen
Component 5 is arranged on the operational platform when in use.In view of the protection to electric control box and reduce the occupancy on operating platform
Touch panel unit 5 is preferably received into accommodation space by space after use.For this purpose, the present invention further devises a kind of pipe fitting
Channelling machine touch screen rotates jack.As shown in Figure 8,9: it includes electric control box 51, cantilever 52, rotation with touch screen
Turn connector 53, shaft 54, fixed plate 55, shaft shelves part 56, fixed plate connector 57.Wherein: the cantilever 52 can be by multiple pipes
Part is formed after connecting with rebate members, and one end connection of cantilever 52 is then connected with electric control box 51, the other end of touch screen
One rotary connector 53 connects shaft 54 on the rotary connector 53, which is pierced by rotary connector 53；It also sets up
There is a pair of of fixed plate 55, which is connected to below operating platform by fixed plate connector 57, and a pair of of fixed plate 55
Between keep a distance, which may insure that rotary connector 53 penetrates between two fixed plates 55；The shaft 54 is at least at it
The part that both ends are pierced by has at least two to combine plane, is provided on the corresponding position of two fixed plates 55 and passes through for shaft 54
Location hole, the location hole also have corresponding to shaft 54 combine plane location hole combination plane, that is to say, that shaft combination
Plane can in conjunction with location hole in conjunction with plane after position at least two Support Positions to position the angle of cantilever 52.It is fixed two
A rotating hole is nearby further arranged in the location hole of plate 55, which is connected to location hole, and the aperture of rotating hole
Must assure that can be freely rotated after shaft 54 is moved to rotating hole.Such as: the shaft 54 be a two side milling flat of cylindrical body
The component of flat shape, the location hole of two fixed plates 55 correspond to the square hole or class of cylinder component two sides flat interplanar spacing
Like the shape (such as: capsule shape hole) of square hole, and the rotating hole being connected to location hole is the circular hole that diameter is greater than cylinder component.
When pipe fitting channelling machine needs in use, cantilever 52 to be located in the position being supported in above operating platform.When use finishes needs
When storing touch panel unit 5, first shaft 54 is rotated in rotating hole, cantilever 52 is then rotated into shaft 54 after downward angle
Move again to location hole, realize the downward strong fix of cantilever 52, at this point, 52 one end of cantilever connected it is electrical with touch screen
Control cabinet 51 has been positioned in the accommodation space below operating platform.In addition, in order to ensure shaft 54 will not axial float, turn
54 both ends of axis are pierced by the position of two fixed plates 55 and are separately connected shaft shelves part 56.It should be noted that being, which hangs
Arm 52, rotary connector 53, shaft 54, fixed plate 55 binding site can be set at the edge of operating platform, if setting exist
The inclined middle position of operating platform then needs to be arranged on the operational platform the notch that can pass through for cantilever 52.Last optimal reality
Mode is applied, after the electric control box 51 with touch screen is taken in accommodation space and is positioned, lower end surface (this of rotary connector 53
When overturning upward) it is concordant with operating platform plane and cover notch.
In addition, frequency control motor revolving speed, which can be used, in main shaft 11 of the invention turns stepless adjustable from 8-30, user can basis
Pipe fitting actual conditions adjust revolving speed, improve with regard to slot rolling quality and efficiency.
In view of existing pipe fitting channelling machine, oil cylinder stroke limit is slowly adjusted manually during debugging trench depth
Nut location is adjusted, and adjustment trouble is easy to appear the case where scrapping.The present invention further devises a kind of pipe fitting slot rolling
The groove processing depth control apparatus of machine.The groove processing depth control apparatus mainly uses in magnetic railings ruler cooperation electric control box
PLC structure.The working principle of magnetic railings ruler: non-contact scanning magnetic field, and analog measurement is converted into absolute or increment
Output signal.Magnetic railings ruler is divided into magnetic scale and magnetic head, and recording on magnetic scale has equidistant NS signal (pole N and the extremely alternate variation of S), magnetic
Head reads the signal on magnetic scale, and this signal is subdivided into AB signal and is output to PLC after processing.It is equidistant on the material to magnetize
It magnetizes, reads magnetized item with displacement with magnetic head and be changed into electric signal, can measure displacement.It is as shown in Figure 10: by magnetic in the present invention
Ruler 71 is arranged in 18 upper end of pinch roller frame, and a pinch roller frame cover board 181 is further arranged in the top of the pinch roller frame 18, in the pinch roller frame lid
Correspond on plate 181 and magnetic head is set at 71 position of magnetic scale, the signal output end of the magnetic head is connected further to PLC.The pinch roller frame
Magnetic grid reader 72 and reader shield 73 are further set on cover board 181.In use, first pipe fitting slot rolling depth value is inputted
PLC, PLC control oil cylinder 4 and push pinch roller frame 18, when oil cylinder 4 (pinch roller frame 18) stroke goes to setting value, head read magnetic scale 71
On signal, this signal is fed back to PLC, PLC sends instructions so that 4 stop motion of oil cylinder, then pipe fitting slot rolling depth is exactly
Setting value (such as: 2.5mm).Certainly, user can also read rolling at any time by the magnetic grid reader 72 on pinch roller frame cover board 181
Groove depth angle value.By above structure, the present invention realizes easily and accurately the setting and groove processing depth of slot rolling depth
Effectively control.Due to PLC can be set have touch screen electric control box 51, the processing on real-time depth of groove and plus
Work situation can also be fed back by touch screen.
Figure 11 is please referred to, the present invention further devises the hydraulic fluid flow rate and pressure control machine of a kind of pipe fitting channelling machine
Structure.It includes oil cylinder 4 and hydraulic package 2, in the cylinder body of the oil cylinder 4 by piston be divided into volume can corresponding change the first chamber and
Second chamber.As shown in figure 11: the hydraulic package 2 includes oil pump 21, high pressure filter 22, the first hydralic pressure gauge 23, proportional pressure-reducing valve
24, proportional flow control valve 25, the second hydralic pressure gauge 26, cooler 27, manual overflow valve 28 and solenoid valve 29.Wherein: the oil pump 21 is logical
The input terminal of piping connection high pressure filter 22 is crossed, the output end of the high pressure filter 22 passes through the manual overflow valve 28 of piping connection
Input terminal, the output end of the manual overflow valve 28 passes through the input terminal of piping connection proportional pressure-reducing valve 24, the manual overflow valve
First hydralic pressure gauge 23 is set on the pipeline between 28 and proportional pressure-reducing valve 24；The proportional pressure-reducing valve 24 passes through piping connection ratio stream
The input terminal of valve 25 is measured, the output end of the proportional flow control valve 25 is further connected respectively to by being provided with the pipeline of solenoid valve 29
The first chamber (such as: epicoele 41) and the second chamber (such as: cavity of resorption 42) of oil cylinder 4, solenoid valve 29 connect the pipe of the second chamber (such as: cavity of resorption 42)
There are also the second hydralic pressure gauges 26 for road setting.The refluxing opening of the manual overflow valve 28 passes through piping connection cooler 27.
The work step of above structure is:
1, start oil pump 21.
2, hydraulic oil by manual 28 pressure regulation of overflow valve be successively input into the first hydralic pressure gauge 23, proportional pressure-reducing valve 24, using
The control of solenoid valve 29 enters the cavity of resorption 42 of oil cylinder 4, and the pinch roller 19 that oil cylinder 4 is controlled at this time is fallback state.
3, when starting slot rolling Machining Instruction, hydraulic oil is successively input into the first hydralic pressure gauge by manual 28 pressure regulation of overflow valve
23, proportional pressure-reducing valve 24, hydraulic oil enter the epicoele 41 of oil cylinder 4 through the control of solenoid valve 29, and oil cylinder 4 pushes pinch roller 19 close to pipe fitting
W。
4, when the second hydralic pressure gauge 26 incude it is hydraulic reach preset pressure when (i.e. pinch roller 19 has touched pipe fitting W), pass through
PLC changes 24 pressure of proportional pressure-reducing valve and the flow of proportional flow control valve 25 carries out slot rolling.
5, when slot rolling terminates (i.e. aforementioned magnetic railings ruler structure informs that PLC has reached default slot rolling depth), the control of pinch roller 19 exists
Original position cannot retreat, it is necessary to control solenoid valve 29 for hydraulic oil by operator's (or clicking manually by touch screen) control PLC
The cavity of resorption 42 of oil cylinder 4 is imported, the pinch roller 19 that oil cylinder 4 is controlled at this time is fallback state and unclamps pipe fitting W.
As described above, the essential of exercise of oil cylinder is in the present invention: unloaded oil cylinder F.F., loading cylinders slow-motion, slot rolling terminate
Oil cylinder is parked in original position and does not move back, manual rewind oil cylinder.Unloaded oil cylinder F.F., it is therefore an objective to improve production efficiency, loading cylinders slow-motion, mesh
Be improve slot rolling quality.When pinch roller 19 contacts pipe fitting W, pressure to preset value sensor sender is to PLC, and PLC is new pressure
Power flow instruction issues proportional flow control valve 8, proportional pressure-reducing valve, and oil cylinder is worked with setting pressure and stability of flow.
Proportional flow control valve is used in the hydraulic fluid flow rate and pressure control mechanism of pipe fitting channelling machine of the invention, ratio subtracts
Pressure valve, i.e. electro-hydraulic proportional valve.The advantage is that: when equipment mechanism requires the pressure to hydraulic system, flow during the work time
Parameter is adjusted or continuous control (such as: it is required that workbench is real by the speed of slow, fast, slow consecutive variations in work feed
Now feed, or realize pressure control by some optimal control curve of certain precision analog), Normal hydraulic valve then cannot be achieved.This
When hydraulic system can be controlled with electro-hydraulic proportional valve.
Figure 12 is please referred to, in order to cooperate the hydraulic fluid flow rate and pressure control mechanism of pipe fitting channelling machine of the invention, this hair
Oil cylinder 4 in bright includes cylinder body 43, which passes through upper end cover 45 respectively and pedestal 46 is closed, a piston
44 are arranged in cylinder body 43 and separate cylinder interior for epicoele 41 and cavity of resorption 42, and the piston rod of the piston 44 is pierced by pedestal connection pressure
Wheel carrier 18.The upper end cover 45 has a upper end cover access for connecting upper hydraulic tube 47, upper hydraulic tube 47 by upper end cover access with it is upper
Connection in chamber 41；The pedestal 46 has the pedestal access for connecting lower hydraulic tube 48, and lower hydraulic tube 48 passes through pedestal access and cavity of resorption
42 connections.
The above description is only a preferred embodiment of the present invention, is not intended to limit the scope of the invention, all utilizations
Equivalent structure or equivalent flow shift made by description of the invention and accompanying drawing content is applied directly or indirectly in other correlations
Technical field, be included within the scope of the present invention.
Claims (10)
1. a kind of pipe fitting channelling machine, it includes slot rolling processing assembly and pinch roller power part；It is characterized by: the slot rolling processing group
Part includes main shaft, motor, knurled wheel, wheel pressing shaft, pinch roller frame, pinch roller, and the power output end of the lower end connection motor of the main shaft is somebody's turn to do
Knurled wheel is arranged in the upper end of main shaft；Pinch roller is then arranged in side positioned at knurled wheel, which is connected to a pinch roller by wheel pressing shaft
On frame, which is driven by pinch roller power part.
2. pipe fitting channelling machine according to claim 1, it is characterised in that: the pipe fitting channelling machine further includes rack；The rack
With operating platform and it is located at operating platform supported underneath portion, there is accommodation space between the support portion below operating platform；It should
Knurled wheel, wheel pressing shaft, pinch roller frame, the pinch roller of slot rolling processing assembly are arranged on the operational platform；Separately also set up on the operational platform
One frictional disk；The frictional disk include rotationally support disk, bearing block, frictional disk installation axle, frictional disk bearing, bearing block fixing piece,
Rotationally support disk fixing piece；This rotationally supports the upper end that disk is fixed on frictional disk installation axle by rotationally supporting disk fixing piece, should
Frictional disk installation axle is threaded through in bearing block and frictional disk bearing is arranged between；The bearing block passes through bearing block fixing piece
Frictional disk is fixed on the operating platform of rack；The upper surface for rotationally supporting disk is slightly above the upper surface of operating platform.
3. pipe fitting channelling machine according to claim 2, it is characterised in that: be located at the position of frictional disk bearing on bearing block
Place is provided with pouring orifice, can according to need to the oiling of frictional disk bearing to ensure that the smooth of frictional disk installation axle rotates smoothly.
4. pipe fitting channelling machine according to claim 2, it is characterised in that: the pipe fitting channelling machine further includes touch panel unit；
The touch panel unit includes electric control box, cantilever, rotary connector, shaft, fixed plate, fixed plate connection with touch screen
Part；Wherein: one end connection of the cantilever then connects a rotary connector with electric control box, the other end of touch screen, the rotation
Turn to connect shaft on connector, which is pierced by rotary connector；It is additionally provided with a pair of of fixed plate, which passes through solid
Fixed board connector is connected to below operating platform, and keeps a distance between a pair of of fixed plate, which ensures rotary connector
It penetrates between two fixed plates；The shaft at least has at least two to combine plane in the part that its both ends is pierced by, in two fixed plates
Corresponding position on be provided with the location hole passed through for shaft, which also has the location hole corresponding to shaft combination plane
In conjunction with plane；Further one rotating hole of setting, the rotating hole are connected to location hole near the location hole of two fixed plates,
And the aperture of rotating hole is greater than the maximum outside diameter of shaft.
5. pipe fitting channelling machine according to claim 4, it is characterised in that: on the position that both ends of the shaft is pierced by two fixed plates
It is separately connected shaft shelves part.
6. pipe fitting channelling machine according to claim 1, it is characterised in that: the pipe fitting channelling machine also has groove processing depth
Control device；The groove processing depth control apparatus includes magnetic scale and magnetic head；The magnetic scale is arranged in pinch roller frame upper end, the pinch roller frame
Top one pinch roller frame cover board is further set, on the pinch roller frame cover board correspond to magnetic scale position at be arranged magnetic head, the magnetic head
Signal output end be connected further to PLC.
7. pipe fitting channelling machine according to claim 6, it is characterised in that: magnetic grid reading is further arranged on the pinch roller frame cover board
Number device and reader shield.
8. pipe fitting channelling machine according to claim 2, it is characterised in that: the pinch roller power part is oil cylinder, pipe fitting rolling
Scouring machine further includes the hydraulic fluid flow rate and pressure control mechanism being made of oil cylinder and hydraulic package；By piston in the cylinder body of the oil cylinder
Be divided into volume can corresponding change the first chamber and the second chamber；The hydraulic package includes being pressed through by oil pump, the height of PLC connection control
Filter, the first hydralic pressure gauge, proportional pressure-reducing valve, proportional flow control valve, the second hydralic pressure gauge, manual overflow valve and solenoid valve, the oil pump are logical
The input terminal of piping connection high pressure filter is crossed, the output end of the high pressure filter passes through the input of the manual overflow valve of piping connection
End, the output end of the manual overflow valve pass through the input terminal of piping connection proportional pressure-reducing valve, and the manual overflow valve and ratio depressurize
First hydralic pressure gauge is set on the pipeline between valve；The proportional pressure-reducing valve passes through the input terminal of piping connection proportional flow control valve, the ratio
The first chamber and the second chamber that the output end of example flow valve is further connected respectively to oil cylinder by being provided with the pipeline of solenoid valve, electricity
Magnet valve connects setting on the pipeline of the second chamber, and there are also the second hydralic pressure gauges.
9. pipe fitting channelling machine according to claim 8, it is characterised in that: the work of the hydraulic fluid flow rate and pressure control mechanism
It is as step:
1) start oil pump；
2) hydraulic oil is successively input into the first hydralic pressure gauge, proportional pressure-reducing valve, using solenoid valve control by manual relief valve pressure regulating
Into the cavity of resorption of oil cylinder, the pinch roller that oil cylinder is controlled at this time is fallback state；
3) when starting slot rolling Machining Instruction, hydraulic oil is by manual relief valve pressure regulating is successively input into the first hydralic pressure gauge, ratio subtracts
Pressure valve, hydraulic oil enter the epicoele of oil cylinder through solenoid valve control, and oil cylinder pushing pinch roller is close to pipe fitting；
4) when the induction of the second hydralic pressure gauge is hydraulic reaches preset pressure, i.e., pinch roller has touched pipe fitting, changes ratio by PLC
The flow of pressure reducing valve pressure and proportional flow control valve carries out slot rolling；
5) when slot rolling terminates, pinch roller control cannot retreat in situ, it is necessary to will be hydraulic by operator's control PLC control solenoid valve
Oil imports the cavity of resorption of oil cylinder, and the pinch roller that oil cylinder is controlled at this time is fallback state and unclamps pipe fitting.
10. a kind of pipe fitting channelling machine by as described in claims 1 or 2 or 3 or 4 or 5 or 6 or 7 or 8 or 9 is to pipe fitting end
Implement the processing technology of slot rolling, processing step is: pipe fitting being placed on the knurled wheel of main shaft upper end, at this point, the end of pipe fitting
It is supported on baffle；In the case where main shaft does not turn, drive pinch roller frame and pinch roller close to knurled wheel by pinch roller power part, and
Make pinch roller in the tube surface groove separated by a distance for forming certain depth and width；Then the pipe fitting by pressing processing
Slot rolling is carried out in the machine, to obtain groove to pipe fitting end apart from the lesser pipe fitting of variation.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811246451.8A CN109013791B (en) | 2018-10-25 | 2018-10-25 | Pipe fitting channeling machine and channeling process of pipe fitting end part thereof |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811246451.8A CN109013791B (en) | 2018-10-25 | 2018-10-25 | Pipe fitting channeling machine and channeling process of pipe fitting end part thereof |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN109013791A true CN109013791A (en) | 2018-12-18 |
| CN109013791B CN109013791B (en) | 2023-09-08 |
Family
ID=64614148
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201811246451.8A Active CN109013791B (en) | 2018-10-25 | 2018-10-25 | Pipe fitting channeling machine and channeling process of pipe fitting end part thereof |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN109013791B (en) |
Citations (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| RU95107586A (en) * | 1995-05-12 | 1997-01-27 | Акционерное общество открытого типа "Спецремэнерго" | Knurling head |
| US5979202A (en) * | 1997-05-29 | 1999-11-09 | Blakeley Engineering Ltd. | Method and apparatus for making pipe line steel grooved-end fittings |
| TW519933U (en) * | 2002-05-21 | 2003-02-01 | Sheng-Ping Yang | Metal surface roll ditch machine configuration amendment |
| CN102699168A (en) * | 2012-06-04 | 2012-10-03 | 杨岩顺 | Hydraulic groove rolling machine for processing bent metal pipe grooves |
| CN202934001U (en) * | 2012-11-27 | 2013-05-15 | 遵义航动科技有限公司 | Spinning forming machine for machining normal-pressure tank arc structure |
| CN204035280U (en) * | 2014-08-04 | 2014-12-24 | 北钢管业（营口）有限公司 | Pipe end book joint setting machine |
| CN204429945U (en) * | 2015-02-11 | 2015-07-01 | 新乡市申坤机械装备制造有限公司 | A kind of end socket composite spinning shaping mechanism |
| CN205496348U (en) * | 2016-03-15 | 2016-08-24 | 汕头市捷盛机械手科技有限公司 | Integrative equipment is surely rolled up to metal |
| CN208960711U (en) * | 2018-10-25 | 2019-06-11 | 浙江唯特利图伟管道设备有限公司 | A kind of pipe fitting channelling machine |
-
2018
- 2018-10-25 CN CN201811246451.8A patent/CN109013791B/en active Active
Patent Citations (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| RU95107586A (en) * | 1995-05-12 | 1997-01-27 | Акционерное общество открытого типа "Спецремэнерго" | Knurling head |
| US5979202A (en) * | 1997-05-29 | 1999-11-09 | Blakeley Engineering Ltd. | Method and apparatus for making pipe line steel grooved-end fittings |
| TW519933U (en) * | 2002-05-21 | 2003-02-01 | Sheng-Ping Yang | Metal surface roll ditch machine configuration amendment |
| CN102699168A (en) * | 2012-06-04 | 2012-10-03 | 杨岩顺 | Hydraulic groove rolling machine for processing bent metal pipe grooves |
| CN202934001U (en) * | 2012-11-27 | 2013-05-15 | 遵义航动科技有限公司 | Spinning forming machine for machining normal-pressure tank arc structure |
| CN204035280U (en) * | 2014-08-04 | 2014-12-24 | 北钢管业（营口）有限公司 | Pipe end book joint setting machine |
| CN204429945U (en) * | 2015-02-11 | 2015-07-01 | 新乡市申坤机械装备制造有限公司 | A kind of end socket composite spinning shaping mechanism |
| CN205496348U (en) * | 2016-03-15 | 2016-08-24 | 汕头市捷盛机械手科技有限公司 | Integrative equipment is surely rolled up to metal |
| CN208960711U (en) * | 2018-10-25 | 2019-06-11 | 浙江唯特利图伟管道设备有限公司 | A kind of pipe fitting channelling machine |
Also Published As
| Publication number | Publication date |
|---|---|
| CN109013791B (en) | 2023-09-08 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN101961850B (en) | Specimen holder for metallographical pre-grinding and grinding | |
| CN208681036U (en) | A kind of numerically-controlled machine tool Workpiece clamping device | |
| CN106975947A (en) | A kind of grip device of reasonable in design | |
| CN208991547U (en) | A kind of hydraulic fluid flow rate and pressure control mechanism of pipe fitting channelling machine | |
| CN208374762U (en) | A kind of high-precision milling tooling | |
| CN110340450A (en) | A kind of numerically controlled tooth grinding machine | |
| CN208960711U (en) | A kind of pipe fitting channelling machine | |
| CN200984649Y (en) | Automatic feeding and flexible auxiliary supporting device for numerically controlling core rod lathe | |
| CN204504020U (en) | A kind of bender material carrying mechanism | |
| CN211661989U (en) | Fixing device is used in valve processing | |
| CN109013791A (en) | The slot rolling processing technology of pipe fitting channelling machine and its pipe fitting end | |
| CN209021005U (en) | A kind of touch screen rotation jack of pipe fitting channelling machine | |
| CN207632492U (en) | A kind of lubricating oil filling apparatus of band automatic positioning | |
| CN208991549U (en) | A kind of tube end scratching device of pipe fitting channelling machine | |
| CN208991548U (en) | A kind of groove processing depth control apparatus of pipe fitting channelling machine | |
| CN105563275A (en) | Efficient high-precision automatic multiple-shape cutting DR processing machine for magnetic core center pillar | |
| CN213827346U (en) | Valve seat drilling machine | |
| CN109110568A (en) | A kind of coil winding machine | |
| CN210160766U (en) | Be used for panel CNC processing to use fixed clamping device | |
| CN210499451U (en) | Vertical lathe and iron fillings cleaning device thereof | |
| CN211072830U (en) | Four-axis machining center | |
| CN211564753U (en) | Stainless steel pipe fitting tapping machine | |
| CN209335749U (en) | A kind of sand sponge cutting means | |
| CN209239661U (en) | A kind of cylindrical grinder convenient for fixed processing device | |
| CN203254118U (en) | Automatic finish machining device for machining fan shaft sleeve |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| PB01 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| GR01 | Patent grant | ||
| GR01 | Patent grant |