CN109433840A - Tube wall lubricating structure and lubricating method inside and outside drawbench - Google Patents
Tube wall lubricating structure and lubricating method inside and outside drawbench Download PDFInfo
- Publication number
- CN109433840A CN109433840A CN201811503776.XA CN201811503776A CN109433840A CN 109433840 A CN109433840 A CN 109433840A CN 201811503776 A CN201811503776 A CN 201811503776A CN 109433840 A CN109433840 A CN 109433840A
- Authority
- CN
- China
- Prior art keywords
- wall
- pipe
- lubricating structure
- lubrication
- steel pipe
- 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
- 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
- B21C9/00—Cooling, heating or lubricating drawing material
-
- 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
- B21C1/00—Manufacture of metal sheets, metal wire, metal rods, metal tubes by drawing
- B21C1/16—Metal drawing by machines or apparatus in which the drawing action is effected by other means than drums, e.g. by a longitudinally-moved carriage pulling or pushing the work or stock for making metal sheets, bars, or tubes
- B21C1/22—Metal drawing by machines or apparatus in which the drawing action is effected by other means than drums, e.g. by a longitudinally-moved carriage pulling or pushing the work or stock for making metal sheets, bars, or tubes specially adapted for making tubular articles
- B21C1/24—Metal drawing by machines or apparatus in which the drawing action is effected by other means than drums, e.g. by a longitudinally-moved carriage pulling or pushing the work or stock for making metal sheets, bars, or tubes specially adapted for making tubular articles by means of mandrels
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Coating Apparatus (AREA)
Abstract
The invention discloses tube wall lubricating structures inside and outside a kind of drawbench, it is related to tubing lubrication technical field, comprising: outer lubrication liquid case 3, outer lubrication piping 4, pipe outer wall lubricating structure 5, interior lubrication liquid case 6, interior lubrication piping 7, feed flow axis 131, inside pipe wall lubricating structure 9, plug 15.Pipe outer wall lubricating structure 5 of the invention is realized when steel pipe 1 squeezes roller coating unit 54 quickly lubricates steel pipe sprinkling in 1 one weeks, is conducive to adapt to quick drawing work.Roller coating unit 54 can not be automatically reset by when pressure under the elastic reaction of telescopic resilience part 52, played the role of automatically controlling lubricant outflow lubrication steel pipe 1, be lubricated without a large amount of lubricants, lubricant of avoiding waste.Inside pipe wall lubricating structure 9 of the invention realizes the lubrication work of 1 inner wall of steel pipe by docking conveying in drawing, needs other equipment to be lubricated steel pipe 1 before preventing non-drawing, leads to time-consuming.
Description
Technical field
The present invention relates to tubing lubrication technical field, in particular to tube wall lubricating structure inside and outside a kind of drawbench.
Background technique
Drawing is one of main production method of tubing, profile, bar and wire rod.As shown in Figure 1, traction mechanism 20 pushes away
Dynamic steel pipe and drawing-die 21, clamping element 12 and stick core form cooperation and carry out drawing, during the drawing process, steel pipe 1 and mould to steel pipe
Tool 21 and stick core, which generate friction and will lead to temperature of steel pipe and be increased sharply, to be caused to wear or be sintered, and is sent out to reduce in drawing process
Serious abrasion or sintering are given birth to, thus requires lubricant to play the role of reduction lubricating action to steel pipe to prevent abrasion, sintering.
Currently, as shown in Figure 1, being sprayed in the top of 1 outer wall of steel pipe or side using lubrication in drawbench drawing process
First 2 pairs of pipe outer walls carry out spraying lubrication, it is therefore apparent that are lubricated in this way, in order to guarantee that steel pipe 1 outer wall high speed is drawn
There are enough lubricants during pulling out, needs multiple lubrication spray heads 2, further result in and need to consume a large amount of lubricant.If
Using a lubrication spray head 2, it is difficult to effectively lubricate the dead angle of steel pipe 1 (because the cambered surface of 1 outer wall of steel pipe is to lubricant
Water conservancy diversion needs the time).
Also, when being lubricated in the prior art to 1 inner wall of steel pipe, such as time-consuming will lead to by the way of lubricating in advance,
Such as by the way of not lubricating directly, high speed drawing work can not be just adapted to.
Summary of the invention
The object of the invention first is that solve in the prior art to steel pipe inside and outside wall lubricate when for adapt to high speed drawer
The problem of work leads to time-consuming consumptive material.
The second object of the present invention is to providing a kind of inside and outside tube wall lubricating method.
One of in order to achieve the above objectives, the invention adopts the following technical scheme: tube wall lubricating structure inside and outside a kind of drawbench,
Wherein, comprising: lubricate liquid case outside；Outer lubrication piping, outer lubrication piping one end are connected with outer lubrication liquid case；Pipe outer wall lubricating machine
Structure, pipe outer wall lubricating structure are connected with the outer lubrication piping other end, and pipe outer wall lubricating structure includes: telescopic resilience part；Connection
Part, connector one end connect telescopic resilience part；Roller coating unit, roller coating unit are embedded in pipe outer wall lubricating structure, roller coating unit
Center has through-hole, and the connector other end is connected with through-hole；Interior lubrication liquid case, interior lubrication liquid case have solution feed pump；Interior lubrication management
Road, interior lubrication piping one end connect solution feed pump；Feed flow axis, feed flow axis is interior to be had for sap cavity, is connected to interior lubrication management for sap cavity one end
The road other end；Inside pipe wall lubricating structure, inside pipe wall lubricating structure part are sleeved on feed flow axis outer diameter, inside pipe wall lubricating structure tool
Have: notch；Reset spring part, reset spring part deviate from notch；Plug, plug is scalable, is located inside pipe wall lubricating structure relative direction,
Plug connects the traction mechanism of drawbench, and junction has bearing one, and plug includes: butt joint, and butt joint has suitable with notch
Answer shape；Lubricating cavity, lubricating cavity one end are connected to butt joint, and other end connection in one week is extraneous.
In the above-mentioned technical solutions, steel pipe is sent in mold first with traction mechanism and draws by the embodiment of the present invention
It pulls out, in the process, steel pipe can be introduced into pipe outer wall lubricating structure.Wherein, non-drop-head steel tubing portions contact squeeze roller coating
Unit, roller coating unit stress cause telescopic resilience part to shrink, and generate gap after roller coating unit retraction, so that lubricant is from pipe outer wall
Sprinkling lubrication was carried out to outer wall of steel pipe one week by gap in lubricating structure.When steel pipe is moved towards mold, roller coating list
Power of the member by steel pipe movement direction, roller coating unit center are rotated around connector and carry out roller coating profit to pipe outer wall
It is sliding.
After steel pipe is pushed in mold by drawbench, the notch of the butt joint docking inside pipe wall lubricating structure of plug, into
One step to dock lubricating cavity for sap cavity.Start solution feed pump later, so that the lubricant in interior lubrication liquid case is extracted by solution feed pump,
It is transported in interior lubrication piping, is entered later for entering finally into lubricating cavity in sap cavity, lubricant is gushed out pair from lubricating cavity
Steel pipe inner wall is lubricated.
Further, in embodiments of the present invention, pipe outer wall lubricating structure further includes circulation sap cavity, and circulation sap cavity connection is outer
Lubrication piping.
Further, in embodiments of the present invention, pipe outer wall lubricating structure further includes inner diameter wall, includes: to lead in inner diameter wall
Chamber is flowed, diversion cavity is bonded roller coating unit；Spray hole, the connection of spray hole one end is extraneous, and the spray hole other end is connected to diversion cavity.It is rolling
While unit is applied by gap is generated after steel tube extrusion retraction, the diversion cavity in the outside diameter wall in sap cavity is recycled also by roller coating list
Member is opened, and lubricant enters multiple spray holes by diversion cavity, is carried out a wide range of sprinkling lubrication to outer wall of steel pipe, is advantageously reduced
The time required to lubrication, high speed drawing work is adapted to.And after the completion of drawing, when roller coating unit is no longer influenced by steel tube extrusion,
Under the action of telescopic resilience part, roller coating unit can be bonded again again and block diversion cavity, and after the completion of preventing steel pipe drawing, lubricant is held
Afterflow goes out to cause to waste lubricant.
Further, in embodiments of the present invention, spray hole is trapezoidal, and the big one end of the width of spray hole deviates from water conservancy diversion
Chamber.The oblique side of trapezoidal spray hole is conducive to be oriented to lubricant, and expands spraying range, realizes fast lubricant work, adapts to
High speed drawing work.
Further, in embodiments of the present invention, roller coating unit is steel ball, and connector is rectangle, connector wherein one
A elongate bars pass through the through-hole of roller coating unit.
Further, in embodiments of the present invention, inside pipe wall lubricating structure further includes rotating electric machine, and rotating electric machine connection supplies
Liquid axis.Inside pipe wall lubricating structure further includes oil charging structure, includes: sealed bearing one in oil charging structure, sealed bearing is a set of
Fill feed flow axis；Sealed bearing two, sealed bearing two are set with feed flow axis, have between sealed bearing one and sealed bearing two
There is accommodation space, accommodation space is also located at between sap cavity and interior lubrication piping junction；Fixed ring, fixed ring seals sealing ring
Bearing one and sealed bearing two, fixed ring have opening, open communication accommodation space and interior lubrication piping connectivity part.Starting rotation
Rotating motor, rotating electric machine drive feed flow axis to be rotated, and are further driven to plug rotation, and between steel pipe inner wall and plug
Lubricant is stirred so that lubricant it is fast speed be tightly attached on steel pipe inner wall, prevent from carrying out lubrication when steel pipe inner wall lubrication
Effect possibly can not adapt to high speed drawing.In the process, because having sealed bearing one and sealed bearing two on feed flow axis,
It is and then rotated so the rotation of feed flow axis will not influence interior lubrication piping, interior lubrication piping is caused to be wrapped on feed flow axis.
Further, in embodiments of the present invention, inside pipe wall lubricating structure includes: displacement component, and displacement component includes cunning
Slot is moved, there is ball in slippage slot；Displacement chamber, displacement chamber is interior to have limit bullet part；Lever, lever one end connect ball；Pull rod,
Pull rod one end is flexibly connected the lever other end；Telescopic device, the telescopic device connecting rod other end；Strut, strut are flexibly connected
Lever, strut and lever junction are between pull rod and ball.After starting telescopic device, pull rod pull lever, according to lever
Principle, under the action of strut, lever pushing displacement component, so that displacement component pushes against the butt joint of docking plug, further
So that docking lubricating cavity for sap cavity, wherein the elasticity of limit bullet part can provide the more mobile spaces of lever, can prevent lever from moving
Dynamic distance is less than the distance between butt joint and displacement component, continues after causing lever pushing displacement component to push against engagement butt joint
Force movement causes lever to damage.Mating operation is completed in this way, is conducive to avoid plug that from can not accurately docking displacement
Component (plug length is longer, and tie point at only one, easily shakes), and it is possible to be touched with displacement component
It hits, displacement component is caused to damage.
Further, in embodiments of the present invention, inside pipe wall lubricating structure further include: clamping element；Sliding block, sliding block with stretch
Compression apparatus is connected, and sliding block has lateral slot；Dog-ear part is fixedly connected with pipe outer wall lubricating structure, dog-ear part both ends among dog-ear part
It is flexibly connected the lateral slot and clamping element of sliding block.Start telescopic device, sliding block moves under the drive of telescopic device, while sliding block
The rotation of dog-ear part is pulled, dog-ear part rotary force is applied on clamping element, and clamping element clamps steel pipe to steel pipe movement.Wherein, it stretches
For device while control clamping element is clamped steel pipe, also pull lever realizes mating operation to telescopic device, aobvious and easy
See, clamp work and mating operation is with uniformity, when can prevent from docking unfinished, clamps work and completed, directly carry out
Drawing works (because mating operation can not be observed), leads to not carry out steel pipe inner wall lubrication work.
Further, in embodiments of the present invention, plug further includes sealing ring, and sealing ring is located at the lubricating cavity connection external world
Position both ends.On the one hand sealing ring is conducive to centralized lubrication agent, preventing portion steel splitting inside pipe wall can not be lubricated.On the other hand have
Conducive to preventing lubricant from flowing along steel pipe, a large amount of lubricants are resulted in the need for, cause to waste.
Further, in embodiments of the present invention, pipe outer wall lubricating structure further includes core print and bearing two, inside and outside bearing two
Diameter both ends respectively connect plug and core print.Bearing two prevents steel pipe and core print from generating friction, and causing temperature of steel pipe to be increased sharply causes
Abrasion or sintering.
Further, in embodiments of the present invention, pull rod has arcuate slots.Arcuate slots are prevented for avoiding rotating electric machine
Only collide with rotating electric machine.
The beneficial effects of the present invention are:
First, pipe outer wall lubricating structure of the invention realizes quickly when steel pipe squeezes roller coating unit to steel pipe one week
Sprinkling lubrication, be conducive to adapt to quick drawing work.
Second, roller coating unit of the invention can not be automatically reset by when pressure under the elastic reaction of telescopic resilience part, be had
The effect for automatically controlling lubricant outflow lubrication steel pipe, is lubricated, lubricant of avoiding waste without a large amount of lubricants.
Third, inside pipe wall lubricating structure of the invention are realized in drawing, and lubricating cavity is docked with liquid supply pipe, further
It realizes lubricant and enters in plug and work is lubricated to steel pipe inner wall, when preventing quick drawing, steel pipe inner wall temperature is sharply mentioned
Height causes to wear or be sintered, and can not adapt to quick drawing.
4th, inside pipe wall lubricating structure of the invention realizes steel pipe inner wall lubrication work in drawing, prevents non-drawing
It is preceding in addition steel pipe to be lubricated equipment, lead to time-consuming.
In order to achieve the above objectives two, the invention adopts the following technical scheme: a kind of inside and outside tube wall lubricating method, including with
Lower step:
Charging, after steel pipe is nested into plug, before steel pipe is sent to mold progress drawing by drawbench, steel pipe can move first
It is dynamic to enter in pipe outer wall lubricating structure；
Pipe outer wall lubrication, after steel pipe enters in pipe outer wall lubricating structure, non-drop-head steel tubing portions contact squeeze roller coating list
Member, roller coating unit stress cause telescopic resilience part to shrink, and generate gap after roller coating unit retraction, so that lubricant moistens from pipe outer wall
Circulation sap cavity in sliding mechanism carries out sprinkling lubrication to outer wall of steel pipe by gap；
Pipe outer wall lubricates on a large scale, while generating gap after roller coating unit retraction, recycles in the outside diameter wall in sap cavity
Diversion cavity also opened by roller coating unit, lubricant enters spray hole by diversion cavity, carries out sprinkling lubrication to outer wall of steel pipe；
Pipe outer wall roller coating lubrication, when steel pipe is moved towards mold, power of the roller coating unit by steel pipe movement direction,
Roller coating unit center is rotated around connector and carries out roller coating lubrication to pipe outer wall；
Clamping starts telescopic device, sliding block is under the drive of telescopic device after steel pipe is pushed in mold by drawbench
It is mobile, while sliding block pulls the rotation of dog-ear part, dog-ear part rotary force is applied on clamping element, and clamping element clamps steel to steel pipe movement
Pipe；
Push against docking, after starting telescopic device, pull rod pull lever, according to lever principle, under the action of strut, thick stick
Bar pushes displacement component, so that displacement component pushes against the butt joint of docking plug, further such that docking lubricating cavity for sap cavity；
Inside pipe wall lubrication starts solution feed pump, and the lubricant in interior lubrication liquid case is extracted by solution feed pump, is transported to interior lubrication management
In road, enter in oil charging structure later, then into for entering finally into lubricating cavity in sap cavity, lubricant is from lubricating cavity
Gush out and steel pipe inner wall is lubricated；
Inside pipe wall fast lubricant starts rotating electric machine, and feed flow axis is driven to be rotated, and is further driven to plug rotation, and
Lubricant between steel pipe inner wall and plug is stirred, so that lubricant is quickly firmly attached on steel pipe inner wall.
Detailed description of the invention
Fig. 1 is the floor map of drawbench in the prior art.
Fig. 2 is drawbench of embodiment of the present invention lubricating structure floor map.
Fig. 3 is the structural schematic diagram of pipe outer wall of embodiment of the present invention lubricating structure.
Fig. 4 is the A partial enlarged view of Fig. 3.
Fig. 5 is another structural schematic diagram of pipe outer wall of embodiment of the present invention lubricating structure.
Fig. 6 is the B partial enlarged view of Fig. 5.
Fig. 7 is the structural schematic diagram of inside pipe wall of embodiment of the present invention lubricating structure.
Fig. 8 is the C partial enlarged view of Fig. 7.
Fig. 9 is the movement schematic diagram of inside pipe wall of embodiment of the present invention lubricating structure.
Figure 10 is the D partial enlarged view of Fig. 9.
Figure 11 is the schematic three dimensional views of oil charging structure of the embodiment of the present invention.
Figure 12 is the schematic three dimensional views of butt joint of the embodiment of the present invention.
Figure 13 is the schematic three dimensional views of inside pipe wall of embodiment of the present invention lubricating structure.
Figure 14 is the movement schematic diagram of inside pipe wall of embodiment of the present invention lubricating structure.
In attached drawing
1, steel pipe 2, lubrication spray head 3, outer lubrication liquid case
4, outer lubrication piping 5, pipe outer wall lubricating structure 51, circulation sap cavity
52, telescopic resilience part 53, connector 54, roller coating unit
55, inner diameter wall 56, diversion cavity 57, spray hole
6, interior lubrication liquid case 7, interior lubrication piping 8, oil charging structure
81, sealed bearing 1, sealed bearing 29, inside pipe wall lubricating structure
91, notch 92, displacement chamber 93, displacement component
94, ball 95, limit bullet part 96, reset spring part
10, telescopic device 101, sliding block 11, dog-ear part
12, clamping element 13, rotating electric machine 131, feed flow axis
14, core print 15, plug 151, sealing ring
16, lubricating cavity 161, butt joint 17, lever
171, slippage slot 18, pull rod 181, arcuate slots
19, strut 20, mold 21, traction mechanism
Specific embodiment
The purpose of the present invention, technical solution are clearly and completely described and advantage is more clearly understood in order to make, with
The embodiment of the present invention is further elaborated in lower combination attached drawing.It should be appreciated that specific embodiment described herein is
A part of the embodiment of the present invention is only used to explain the embodiment of the present invention instead of all the embodiments, is not used to limit this
Inventive embodiments, every other implementation obtained by those of ordinary skill in the art without making creative efforts
Example, shall fall within the protection scope of the present invention.
In the description of the present invention, it should be noted that term " center ", " in " "upper", "lower", "left", "right",
The orientation or positional relationship of the instructions such as "inner", "outside", "top", "bottom", " side ", "vertical", "horizontal" is based on the figure
Orientation or positional relationship is merely for convenience of description of the present invention and simplification of the description, rather than the device of indication or suggestion meaning or
Element must have a particular orientation, be constructed and operated in a specific orientation, therefore be not considered as limiting the invention.This
Outside, term " one ", " first ", " second ", " third ", " the 4th ", " the 5th ", " the 6th " are used for description purposes only, and cannot manage
Solution is indication or suggestion relative importance.
In the description of the present invention, it should be noted that unless otherwise clearly defined and limited, term " installation ", " phase
Even ", " connection " shall be understood in a broad sense, for example, it may be being fixedly connected, may be a detachable connection, or be integrally connected；It can
To be mechanical connection, it is also possible to be electrically connected；It can be directly connected, can also can be indirectly connected through an intermediary
Connection inside two elements.For the ordinary skill in the art, above-mentioned term can be understood at this with concrete condition
Concrete meaning in invention.
For concise and explanation purpose, the principle of embodiment is described by referring mainly to example.In the following description,
Many details are suggested to provide a thorough understanding of embodiments.It will however be evident that.For ordinary skill
Personnel, these embodiments can be not limited to these details in practice.In some instances, it does not describe in detail known
Method and structure, to avoid unnecessarily making these embodiments become difficult to understand.In addition, all embodiments can be combined with each other
It uses.
Embodiment one:
Tube wall lubricating structure inside and outside a kind of drawbench, as shown in Fig. 2,7,9, comprising: outer lubrication liquid case 3, outer lubrication piping
4, pipe outer wall lubricating structure 5, interior lubrication liquid case 6, interior lubrication piping 7, feed flow axis 131, inside pipe wall lubricating structure 9, plug 15.
Specifically, as shown in figure 3,4 upper end of outer lubrication piping is connected with outer lubrication liquid case 3.Pipe outer wall lubricating structure 5 and outer
4 lower end of lubrication piping is connected, and pipe outer wall lubricating structure 5 includes: telescopic resilience part 52,53 roller coating unit 54 of connector.Connection
53 upper end of part connects telescopic resilience part 52.Roller coating unit 54 is embedded in pipe outer wall lubricating structure 5, and 54 center of roller coating unit has
Through-hole, 53 lower end of connector are connected with through-hole.
Specifically, as shown in Figure 7,8, interior lubrication liquid case 6 has solution feed pump.Interior 7 upper end of lubrication piping connects solution feed pump.For
Have in liquid axis 131 for sap cavity, is connected to interior 7 lower end of lubrication piping for sap cavity right end.9 part of inside pipe wall lubricating structure is sleeved on confession
On 131 outer diameter of liquid axis, inside pipe wall lubricating structure 9 includes notch 91, reset spring part 96.Reset spring part 96 deviates from notch 91.
Specifically, as shown in Fig. 2,9,10,12, plug 15 is scalable, is located at 9 relative direction of inside pipe wall lubricating structure, core
Stick 15 connects the traction mechanism 21 of drawbench, and junction has bearing one, and plug 15 includes: butt joint 161, lubricating cavity 16.It is right
Connector 161, which has, adapts to shape with notch 91.16 right end of lubricating cavity is connected to butt joint 161, and left end connection in one week is extraneous.
Steel pipe 1: being sent in mold 20 first with traction mechanism 21 and carry out drawing by the course of work, in the process,
Steel pipe 1 can be introduced into pipe outer wall lubricating structure 5.Wherein, as shown in Figure 5,6, non-1 part contact squeeze roller coating of drop-head steel pipe
Unit 54,54 stress of roller coating unit cause telescopic resilience part 52 to shrink, and roller coating unit 54 generates gap after bouncing back, so that lubricant
Sprinkling lubrication is carried out in one week to 1 outer wall of steel pipe by gap from pipe outer wall lubricating structure 5.It is carried out in steel pipe 1 towards mold 20
When mobile, power of the roller coating unit 54 by 1 moving direction of steel pipe, 54 center of roller coating unit carries out rotation fortune around connector 53
It is dynamic that roller coating lubrication is carried out to pipe outer wall.
After steel pipe 1 is pushed in mold 20 by drawbench, inside pipe wall lubricating structure 9 is docked in the butt joint 161 of plug 15
Notch 91, further such that for sap cavity dock lubricating cavity 16.Start solution feed pump later, so that the lubrication in interior lubrication liquid case 6
Agent is extracted by solution feed pump, is transported in interior lubrication piping 7, is entered later in sap cavity, entering finally into lubricating cavity 16, is moistened
Lubrication prescription is gushed out from lubricating cavity 16 is lubricated 1 inner wall of steel pipe.
Specifically, as shown in Fig. 3,5, pipe outer wall lubricating structure 5 further includes circulation sap cavity 51, and circulation sap cavity 51 is connected to outer profit
Slip pipe road 4.
It specifically, include diversion cavity in inner diameter wall 55 as shown in figure 4, pipe outer wall lubricating structure 5 further includes inner diameter wall 55
56, spray hole 57.Diversion cavity 56 is bonded roller coating unit 54.The connection of 57 lower end of spray hole is extraneous, and 57 upper end of spray hole is connected to water conservancy diversion
Chamber 56.While generating gap after roller coating unit 54 is squeezed retraction by steel pipe 1, as shown in fig. 6, outer in circulation sap cavity 51
Diversion cavity 56 in diameter wall is also opened by roller coating unit 54, and lubricant enters multiple spray holes 57 by diversion cavity 56, to steel pipe 1
Outer wall carries out a wide range of sprinkling lubrication, the time required to advantageously reducing lubrication, adapts to high speed drawing work.And when drawing is completed
Afterwards, when roller coating unit 54 is no longer influenced by the extruding of steel pipe 1, under the action of telescopic resilience part 52, roller coating unit 54 can paste again again
Diversion cavity 56 is blocked in conjunction, and after the completion of preventing 1 drawing of steel pipe, lubricant, which persistently flows out, to be caused to waste lubricant.
More specifically, as shown in figure 4, spray hole 57 be it is trapezoidal, the big lower end of the width of spray hole 57 deviate from diversion cavity 56.
The oblique side of trapezoidal spray hole 57 is conducive to be oriented to lubricant, and expands spraying range, realizes fast lubricant work, adapts to high
Fast drawing work.
Specifically, as shown in figure 3, roller coating unit 54 is steel ball, connector 53 is rectangle, and connector 53 is one of long
Shape bar passes through the through-hole of roller coating unit 54.
Specifically, as shown in Fig. 7,8,11, inside pipe wall lubricating structure 9 further includes rotating electric machine 13, and rotating electric machine 13 connects
Feed flow axis 131.Inside pipe wall lubricating structure 9 further includes oil charging structure 8, includes: sealed bearing 1, sealing in oil charging structure 8
Enclose bearing 2 82, fixed ring.Sealed bearing 1 is set with feed flow axis 131.Sealed bearing 2 82 is set with feed flow axis 131, close
There is accommodation space, accommodation space is also located at for sap cavity and interior lubrication piping between seal bearing 1 and sealed bearing 2 82
Between 7 junctions.Fixed ring seals sealed bearing 1 and sealed bearing 2 82, fixed ring have opening, open communication
Accommodation space and interior 7 connectivity part of lubrication piping.As shown in Figures 9 and 10, start rotating electric machine 13, rotating electric machine 13 drives feed flow axis
131 are rotated, and are further driven to the rotation of plug 15, and stir to the lubricant between 1 inner wall of steel pipe and plug 15, are made
Lubricant it is fast speed be tightly attached on 1 inner wall of steel pipe, lubricant effect possibly can not adapt to when preventing from carrying out 1 inner wall of steel pipe lubrication
High speed drawing.In the process, because having sealed bearing 1 and sealed bearing 2 82 on feed flow axis 131, so feed flow
The rotation of axis 131 will not influence interior lubrication piping 7 and and then rotate, and interior lubrication piping 7 is caused to be wrapped on feed flow axis 131.
Specifically, as shown in Fig. 7,8,13,14, inside pipe wall lubricating structure 9 includes: displacement component 93, lever 17, pull rod
18, telescopic device 10, strut 19.Displacement component 93 includes slippage slot 171, displacement chamber 92.There is ball 94 in slippage slot 171.
There is limit bullet part 95 in displacement chamber 92.17 right end of lever connects ball 94.18 back end activity of pull rod connects 17 left end of lever.It stretches
10 connecting rod of compression apparatus, 18 front end.Strut 19 is flexibly connected lever 17, and strut 19 and 17 junction of lever are pull rod 18 and rolling
Between pearl 94.After starting telescopic device 10,18 pull lever 17 of pull rod, according to lever principle, under the action of strut 19, thick stick
Bar 17 pushes displacement component 93, so that displacement component 93 pushes against the butt joint 161 of docking plug 15, further such that for sap cavity pair
Connect lubricating cavity 16, wherein the elasticity of limit bullet part 95 can provide the more mobile spaces of lever 17, lever 17 can be prevented mobile away from
From the distance between butt joint 161 and displacement component 93 is less than, cause lever 17 that displacement component 93 is pushed to push against engagement butt joint
Persistently force is mobile after 161 causes lever 17 to damage.Mating operation is completed in this way, is conducive to avoid plug 15 can not
Accurate docking displacement component 93 (15 length of plug is longer, and tie point at only one, easily shakes), and it is possible to
It collides with displacement component 93, displacement component 93 is caused to damage.
More specifically, as shown in fig. 7, inside pipe wall lubricating structure 9 further include: clamping element 12, sliding block 101, dog-ear part 11.It is sliding
Block 101 is connected with telescopic device 10, and sliding block 101 has lateral slot.Pipe outer wall lubricating structure 5 is fixedly connected among dog-ear part 11,
11 both ends of dog-ear part are flexibly connected the lateral slot and clamping element 12 of sliding block 101.As shown in figure 9, starting telescopic device 10, sliding block
101 move under the drive of telescopic device 10, while sliding block 101 pulls dog-ear part 11 to rotate, and 11 rotary force of dog-ear part is applied to
On clamping element 12, clamping element 12 clamps steel pipe 1 to steel pipe 1 is mobile.Wherein, telescopic device 10 is in control clamping element 12 to steel pipe 1
While being clamped, also pull lever 17 realizes mating operation to telescopic device 10, it is therefore apparent that clamp work with dock work
Make it is with uniformity, when can prevent from docking unfinished, clamp work completed, directly carry out drawing work (because of mating operation
Can not observe), lead to not carry out the lubrication work of 1 inner wall of steel pipe.
Specifically, as shown in Fig. 7,9, plug 15 further includes sealing ring 151, and sealing ring 151 is located at lubricating cavity 16 and is connected to outside
The position Jie Chu both ends.151 one side of sealing ring is conducive to centralized lubrication agent, and 1 inner wall of preventing portion steel splitting pipe can not be lubricated.Separately
On the one hand it is beneficial to prevent lubricant to flow along steel pipe 1, results in the need for a large amount of lubricants, cause to waste.
Specifically, as shown in Fig. 2, pipe outer wall lubricating structure 5 further includes core print 14 and bearing two, two internal-and external diameter both ends of bearing
Each connection plug 15 and core print 14.Bearing two prevents steel pipe 1 and core print 14 from generating friction, causes 1 temperature of steel pipe to be increased sharply and leads
Cause abrasion or sintering.
More specifically, pull rod 18 has arcuate slots 181 as shown in Figure 13,14.Arcuate slots 181 are for avoiding rotating electric machine
13, it prevents from colliding with rotating electric machine 13.
The beneficial effects of the present invention are:
First, pipe outer wall lubricating structure 5 of the invention realizes quickly when steel pipe 1 squeezes roller coating unit 54 to steel pipe
1 one weeks sprinkling lubrications are conducive to adapt to quick drawing work.
Second, roller coating unit 54 of the invention can not be answered automatically by when pressure under the elastic reaction of telescopic resilience part 52
Position plays the role of automatically controlling lubricant outflow lubrication steel pipe 1, be lubricated without a large amount of lubricants, lubricant of avoiding waste.
Third, inside pipe wall lubricating structure 9 of the invention are realized in drawing, and lubricating cavity 16 is docked with liquid supply pipe, into
One step, which realizes lubricant and enters in plug 15, lubricates work, when preventing quick drawing, wall temperature in steel pipe 1 to 1 inner wall of steel pipe
Degree, which is increased sharply, to be caused to wear or be sintered, and quick drawing can not be adapted to.
4th, inside pipe wall lubricating structure 9 of the invention realizes the lubrication work of 1 inner wall of steel pipe in drawing, prevents from not drawing
It needs other equipment to be lubricated steel pipe 1 before pulling out, leads to time-consuming.
5th, the elasticity of reset spring part 96 of the invention is that displacement component 93 provides mobile space, is beneficial to prevent in place
When moving the docking butt joint 161 of component 93, butt joint 161 is got over bit-by-bit shifting component 93 and is damaged, while reset spring part 96 is advantageous
It is resetted in displacement component 93, next task is facilitated to be docked.
A kind of inside and outside tube wall lubricating method, comprising the following steps:
Charging, after steel pipe 1 is nested into plug 15, before steel pipe 1 is sent to the progress drawing of mold 20 by drawbench, steel pipe 1
It can be manoeuvred into pipe outer wall lubricating structure 5 first.
Pipe outer wall lubrication, after steel pipe 1 enters in pipe outer wall lubricating structure 5, non-1 part contact squeeze roller coating of drop-head steel pipe
Unit 54,54 stress of roller coating unit cause telescopic resilience part 52 to shrink, and roller coating unit 54 generates gap after bouncing back, so that lubricant
Sprinkling lubrication is carried out to 1 outer wall of steel pipe from the circulation sap cavity 51 in pipe outer wall lubricating structure 5 by gap.
Pipe outer wall lubricates on a large scale, while generating gap after the retraction of roller coating unit 54, recycles the outer diameter in sap cavity 51
Diversion cavity 56 in wall is also opened by roller coating unit 54, lubricant by diversion cavity 56 enter spray hole 57, to 1 outer wall of steel pipe into
Row sprinkling lubrication.
Pipe outer wall roller coating lubrication, when steel pipe 1 is moved towards mold 20, roller coating unit 54 is by 1 movement side of steel pipe
To power, 54 center of roller coating unit around connector 53 be rotated to pipe outer wall carry out roller coating lubrication.
Clamping starts telescopic device 10, sliding block 101 is in telescopic device after steel pipe 1 is pushed in mold 20 by drawbench
It is moved under 10 drive, while sliding block 101 pulls dog-ear part 11 to rotate, 11 rotary force of dog-ear part is applied on clamping element 12, is pressed from both sides
Tight part 12 clamps steel pipe 1 to steel pipe 1 is mobile.
Push against docking, after starting telescopic device 10,18 pull lever 17 of pull rod, according to lever principle, in strut 19
Under effect, lever 17 pushes displacement component 93, so that displacement component 93 pushes against the butt joint 161 of docking plug 15, further makes
It obtains and docks lubricating cavity 16 for sap cavity.
Inside pipe wall lubrication starts solution feed pump, and the lubricant in interior lubrication liquid case 6 is extracted by solution feed pump, is transported to interior lubrication
In pipeline 7, enter in oil charging structure 8 later, then into sap cavity, entering finally into lubricating cavity 16, lubricant from
Lubricating cavity 16, which is gushed out, is lubricated 1 inner wall of steel pipe.
Inside pipe wall fast lubricant starts rotating electric machine 13, drives feed flow axis 131 to be rotated, is further driven to plug 15
Rotation, and the lubricant between 1 inner wall of steel pipe and plug 15 is stirred, so that lubricant is quickly firmly attached to steel pipe 1
On inner wall.
Although the illustrative specific embodiment of the present invention is described above, in order to the technology of the art
Personnel are it will be appreciated that the present invention, but the present invention is not limited only to the range of specific embodiment, to the common skill of the art
For art personnel, as long as long as various change the attached claims limit and determine spirit and scope of the invention in, one
The innovation and creation using present inventive concept are cut in the column of protection.
Claims (10)
1. tube wall lubricating structure inside and outside a kind of drawbench, wherein include:
Outer lubrication liquid case；
Outer lubrication piping, described outer lubrication piping one end are connected with the outer lubrication liquid case；
Pipe outer wall lubricating structure, the pipe outer wall lubricating structure are connected with the outer lubrication piping other end, the pipe outer wall
Lubricating structure includes:
Telescopic resilience part；
Connector, described connector one end connect the telescopic resilience part；
Roller coating unit, the roller coating unit have through-hole, and the connector other end is connected with the through-hole；
Interior lubrication liquid case, the interior lubrication liquid case have solution feed pump；
Interior lubrication piping, described interior lubrication piping one end connect the solution feed pump；
Feed flow axis, the feed flow axis is interior to be had for sap cavity, described to be connected to the interior lubrication piping other end for sap cavity one end；
Inside pipe wall lubricating structure, inside pipe wall lubricating structure part are sleeved on the feed flow axis outer diameter, the inside pipe wall profit
Sliding mechanism includes
Notch；
Reset spring part, the reset spring part deviate from the notch；
Plug, the plug is scalable, is located at the inside pipe wall lubricating structure relative direction, and the plug includes:
Butt joint, the butt joint, which has, adapts to shape with the notch；
Lubricating cavity, described lubricating cavity one end are connected to the butt joint, and other end connection is extraneous.
2. tube wall lubricating structure inside and outside drawbench according to claim 1, wherein the pipe outer wall lubricating structure further include:
Sap cavity is recycled, the circulation sap cavity is connected to the outer lubrication piping.
3. tube wall lubricating structure inside and outside drawbench according to claim 1, wherein the pipe outer wall lubricating structure further includes interior
Diameter wall includes: in the inner diameter wall
Diversion cavity, the diversion cavity are bonded the roller coating unit；
Spray hole, spray hole one end connection is extraneous, and the spray hole other end is connected to the diversion cavity.
4. tube wall lubricating structure inside and outside drawbench according to claim 3, wherein the spray hole is trapezoidal, the sprinkling
The big one end of the width in hole deviates from the diversion cavity.
5. tube wall lubricating structure inside and outside drawbench according to claim 1, wherein the roller coating unit is steel ball, the company
Fitting is rectangle, and the one of elongate bars of connector pass through the through-hole of the roller coating unit.
6. tube wall lubricating structure inside and outside drawbench according to claim 1, wherein the inside pipe wall lubricating structure further include into
Oily structure includes: in the oil charging structure
Sealed bearing one, the sealed bearing one are set with the feed flow axis；
Sealed bearing two, the sealed bearing two are set with the feed flow axis, the sealed bearing one and sealed bearing
Between two have accommodation space, the accommodation space be also located at it is described for sap cavity between the interior lubrication piping junction；
Fixed ring, sealed bearing one and sealed bearing two described in the fixed ring seals, the fixed ring have opening, institute
State accommodation space described in open communication and the interior lubrication piping connectivity part.
7. tube wall lubricating structure inside and outside drawbench according to claim 1, wherein the inside pipe wall lubricating structure further includes rotation
Rotating motor, the rotating electric machine connect the feed flow axis.
8. tube wall lubricating structure inside and outside drawbench according to claim 1, wherein the inside pipe wall lubricating structure includes:
Displacement component, the displacement component include
Slippage slot, the slippage slot is interior to have ball；
Displacement chamber, the displacement chamber is interior to have limit bullet part；
Lever, lever one end connect ball；
Pull rod, pull rod one end are flexibly connected the lever other end；
Telescopic device, the telescopic device connecting rod other end；
Strut, strut are flexibly connected lever, and strut and lever junction are between pull rod and ball.
9. tube wall lubricating structure inside and outside drawbench according to claim 8, wherein the inside pipe wall lubricating structure further include:
Clamping element；
Sliding block, the sliding block are connected with the telescopic device, and the sliding block has lateral slot；
Dog-ear part, the pipe outer wall lubricating structure is fixedly connected among the dog-ear part, and dog-ear part both ends are flexibly connected institute
State sliding block the lateral slot and the clamping element.
10. a kind of inside and outside tube wall lubricating method, comprising the following steps:
Charging, after steel pipe is nested into plug, before steel pipe is sent to mold progress drawing by traction mechanism, steel pipe can move first
It enters in pipe outer wall lubricating structure；
Pipe outer wall lubrication, after steel pipe enters in the pipe outer wall lubricating structure, non-drop-head steel tubing portions contact squeeze roller coating list
Member, the roller coating unit stress cause telescopic resilience part to shrink, and generate gap after roller coating unit retraction so that lubricant from
Circulation sap cavity in the pipe outer wall lubricating structure carries out sprinkling lubrication to outer wall of steel pipe by gap；
Pipe outer wall lubricates on a large scale, outer diameter while generating gap after roller coating unit retraction, in the circulation sap cavity
Diversion cavity in wall is also opened by the roller coating unit, and lubricant enters spray hole by the diversion cavity, to outer wall of steel pipe into
Row sprinkling lubrication；
Pipe outer wall roller coating lubrication, when steel pipe is moved towards the mold, the roller coating unit is by steel pipe movement direction
Power, the roller coating unit center around connector be rotated to pipe outer wall carry out roller coating lubrication；
Clamping starts telescopic device, band of the sliding block in the telescopic device after steel pipe is pushed in the mold by drawbench
Dynamic lower movement, while the sliding block pulls the rotation of dog-ear part, the dog-ear part rotary force is applied on clamping element, the clamping element
Steel pipe is clamped to steel pipe movement；
Docking is pushed against, after starting the telescopic device, pull rod pull lever, according to lever principle, under the action of strut, institute
Lever pushing displacement component is stated, so that the displacement component pushes against the butt joint for docking the plug, further such that for sap cavity
Dock lubricating cavity；
Inside pipe wall lubrication starts solution feed pump, and the lubricant in interior lubrication liquid case is extracted by the solution feed pump, is transported to interior lubrication management
In road, enter in oil charging structure later, then into for entering finally into lubricating cavity in sap cavity, lubricant is from lubricating cavity
Gush out and steel pipe inner wall is lubricated；
Inside pipe wall fast lubricant starts rotating electric machine, the feed flow axis is driven to be rotated, and is further driven to the plug and turns
It is dynamic, and the lubricant between steel pipe inner wall and the plug is stirred so that lubricant it is fast speed be tightly attached in steel pipe
On wall.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811503776.XA CN109433840B (en) | 2018-12-10 | 2018-12-10 | Lubricating mechanism and lubricating method for inner and outer tube walls of drawing machine |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811503776.XA CN109433840B (en) | 2018-12-10 | 2018-12-10 | Lubricating mechanism and lubricating method for inner and outer tube walls of drawing machine |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN109433840A true CN109433840A (en) | 2019-03-08 |
| CN109433840B CN109433840B (en) | 2023-09-12 |
Family
ID=65556638
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201811503776.XA Active CN109433840B (en) | 2018-12-10 | 2018-12-10 | Lubricating mechanism and lubricating method for inner and outer tube walls of drawing machine |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN109433840B (en) |
Cited By (11)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111215462A (en) * | 2020-03-02 | 2020-06-02 | 张家港保税区亚信汽车零部件科技有限公司 | Rotary cold-drawing mandrel base |
| CN111482480A (en) * | 2020-06-03 | 2020-08-04 | 江西耐乐铜业有限公司 | Drawing device for manufacturing concave tooth type heat pipe |
| CN111659745A (en) * | 2020-07-13 | 2020-09-15 | 常州亿仁机械科技有限公司 | Three-wire drawing steel pipe machine and use method thereof |
| CN111672920A (en) * | 2020-06-08 | 2020-09-18 | 江苏万源新材料股份有限公司 | Production device and production process of high-precision red copper capillary tube |
| CN112850371A (en) * | 2020-12-30 | 2021-05-28 | 程静 | Low-friction spinning transmission winding device |
| CN112974062A (en) * | 2021-02-05 | 2021-06-18 | 山东鹏瑞凿岩科技有限公司 | Hollow tube rolling mill with lubricant smearing function |
| CN113183061A (en) * | 2021-05-06 | 2021-07-30 | 浙江健力股份有限公司 | Thin-wall steel pipe machining clamp |
| CN113458167A (en) * | 2021-08-12 | 2021-10-01 | 嘉兴兴通五金科技股份有限公司 | High-performance pressure wire drawing die |
| CN114466712A (en) * | 2019-09-30 | 2022-05-10 | Sms集团有限公司 | Lubricant applicator at a metal press configured as an extruder, a pipe press or a piercing press and method for lubricating a mandrel at a metal press configured as an extruder, a pipe press or a piercing press |
| CN117564144A (en) * | 2024-01-16 | 2024-02-20 | 山东朝日不锈钢有限公司 | Core rod pull rod supporting device for pipe bending machine and method thereof |
| CN118218424A (en) * | 2024-05-23 | 2024-06-21 | 常熟华新特殊钢有限公司 | Efficient full-automatic drawing device for stainless steel seamless steel tube |
Citations (10)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4697447A (en) * | 1985-01-22 | 1987-10-06 | National Research Development Corporation | Plug drawing of tubes and other hollow items |
| CN2053548U (en) * | 1989-10-04 | 1990-02-28 | 中国有色金属工业总公司西南铝加工厂 | Lubricating device for cold-drawing |
| DE10020991A1 (en) * | 2000-04-28 | 2001-11-08 | Tracto Technik | Arrangement for connecting lubricant supply to mandrel bar of pipe bending machine involves insert component at one end of mandrel bar with inner bore for lubricant feed |
| CN102470415A (en) * | 2009-08-18 | 2012-05-23 | 昭和电工株式会社 | Drawing device and drawing method for metal tube |
| JP2012166205A (en) * | 2011-02-10 | 2012-09-06 | Showa Denko Kk | Draw-out method of steel pipe and draw-out device |
| RU2011113256A (en) * | 2010-11-23 | 2012-10-20 | Открытое акционерное общество "Николаевский завод смазочного и фильтрующего оборудования" (UA) | METHOD OF LUBRICATION OF A TECHNOLOGICAL TOOL FOR DRAGING PROFILE AND PIPES AND LUBRICATION SYSTEM |
| CN103447332A (en) * | 2013-07-29 | 2013-12-18 | 中色科技股份有限公司 | Stretching and atomized lubrication method for aluminum tube bar |
| CN206286383U (en) * | 2016-11-24 | 2017-06-30 | 浙江耐乐铜业有限公司 | Combined type inner screw thread copper pipe shaped device |
| CN107990135A (en) * | 2017-11-23 | 2018-05-04 | 西安诺博尔稀贵金属材料有限公司 | A kind of tube-drawing lubricating arrangement and tube-drawing processing method |
| CN209663987U (en) * | 2018-12-10 | 2019-11-22 | 江苏宏宝优特管业制造有限公司 | Tube wall lubricating structure inside and outside drawbench |
-
2018
- 2018-12-10 CN CN201811503776.XA patent/CN109433840B/en active Active
Patent Citations (10)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4697447A (en) * | 1985-01-22 | 1987-10-06 | National Research Development Corporation | Plug drawing of tubes and other hollow items |
| CN2053548U (en) * | 1989-10-04 | 1990-02-28 | 中国有色金属工业总公司西南铝加工厂 | Lubricating device for cold-drawing |
| DE10020991A1 (en) * | 2000-04-28 | 2001-11-08 | Tracto Technik | Arrangement for connecting lubricant supply to mandrel bar of pipe bending machine involves insert component at one end of mandrel bar with inner bore for lubricant feed |
| CN102470415A (en) * | 2009-08-18 | 2012-05-23 | 昭和电工株式会社 | Drawing device and drawing method for metal tube |
| RU2011113256A (en) * | 2010-11-23 | 2012-10-20 | Открытое акционерное общество "Николаевский завод смазочного и фильтрующего оборудования" (UA) | METHOD OF LUBRICATION OF A TECHNOLOGICAL TOOL FOR DRAGING PROFILE AND PIPES AND LUBRICATION SYSTEM |
| JP2012166205A (en) * | 2011-02-10 | 2012-09-06 | Showa Denko Kk | Draw-out method of steel pipe and draw-out device |
| CN103447332A (en) * | 2013-07-29 | 2013-12-18 | 中色科技股份有限公司 | Stretching and atomized lubrication method for aluminum tube bar |
| CN206286383U (en) * | 2016-11-24 | 2017-06-30 | 浙江耐乐铜业有限公司 | Combined type inner screw thread copper pipe shaped device |
| CN107990135A (en) * | 2017-11-23 | 2018-05-04 | 西安诺博尔稀贵金属材料有限公司 | A kind of tube-drawing lubricating arrangement and tube-drawing processing method |
| CN209663987U (en) * | 2018-12-10 | 2019-11-22 | 江苏宏宝优特管业制造有限公司 | Tube wall lubricating structure inside and outside drawbench |
Cited By (13)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114466712A (en) * | 2019-09-30 | 2022-05-10 | Sms集团有限公司 | Lubricant applicator at a metal press configured as an extruder, a pipe press or a piercing press and method for lubricating a mandrel at a metal press configured as an extruder, a pipe press or a piercing press |
| CN111215462A (en) * | 2020-03-02 | 2020-06-02 | 张家港保税区亚信汽车零部件科技有限公司 | Rotary cold-drawing mandrel base |
| CN111482480A (en) * | 2020-06-03 | 2020-08-04 | 江西耐乐铜业有限公司 | Drawing device for manufacturing concave tooth type heat pipe |
| CN111672920A (en) * | 2020-06-08 | 2020-09-18 | 江苏万源新材料股份有限公司 | Production device and production process of high-precision red copper capillary tube |
| CN111659745A (en) * | 2020-07-13 | 2020-09-15 | 常州亿仁机械科技有限公司 | Three-wire drawing steel pipe machine and use method thereof |
| CN112850371A (en) * | 2020-12-30 | 2021-05-28 | 程静 | Low-friction spinning transmission winding device |
| CN112974062A (en) * | 2021-02-05 | 2021-06-18 | 山东鹏瑞凿岩科技有限公司 | Hollow tube rolling mill with lubricant smearing function |
| CN113183061A (en) * | 2021-05-06 | 2021-07-30 | 浙江健力股份有限公司 | Thin-wall steel pipe machining clamp |
| CN113458167A (en) * | 2021-08-12 | 2021-10-01 | 嘉兴兴通五金科技股份有限公司 | High-performance pressure wire drawing die |
| CN117564144A (en) * | 2024-01-16 | 2024-02-20 | 山东朝日不锈钢有限公司 | Core rod pull rod supporting device for pipe bending machine and method thereof |
| CN117564144B (en) * | 2024-01-16 | 2024-04-05 | 山东朝日不锈钢有限公司 | Core rod pull rod supporting device for pipe bending machine and method thereof |
| CN118218424A (en) * | 2024-05-23 | 2024-06-21 | 常熟华新特殊钢有限公司 | Efficient full-automatic drawing device for stainless steel seamless steel tube |
| CN118218424B (en) * | 2024-05-23 | 2024-10-01 | 常熟华新特殊钢有限公司 | Efficient full-automatic drawing device for stainless steel seamless steel tube |
Also Published As
| Publication number | Publication date |
|---|---|
| CN109433840B (en) | 2023-09-12 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN109433840A (en) | Tube wall lubricating structure and lubricating method inside and outside drawbench | |
| CN209663987U (en) | Tube wall lubricating structure inside and outside drawbench | |
| US10718170B2 (en) | Vise arrangement for an underground drilling machine | |
| CN109736742B (en) | Blowout prevention and overflow prevention device for liquid-drive double-control thermal recovery throughput | |
| CN207839241U (en) | A kind of full-automatic paint spraying system | |
| CN103247975B (en) | Cable injects recovery system | |
| CN109910324A (en) | A kind of buckle machine | |
| CN211112904U (en) | Pressure oiling device for steel wire rope | |
| CN107774608A (en) | A kind of high-efficient cleaning for being easy to gear surface pickling is washed hair | |
| CN218638128U (en) | Paraffin removal and ball injection device for gathering and transportation pipeline | |
| CN102431083B (en) | Building block continuous cutting apparatus | |
| CN207629101U (en) | A kind of ship use intermediate speed machine air valve die-forging forming process units | |
| CN105818340A (en) | Differential arc loose core demoulding device and injection molding die casting device | |
| CN113458872B (en) | Cutter detection equipment for turning and milling compound machine tool | |
| CN211664422U (en) | High-pressure rubber tube production wrapping device | |
| CN211099710U (en) | Scaffold steel pipe painting equipment | |
| CN204094076U (en) | A kind of spray equipment for casting and molding line | |
| CN218925696U (en) | Lubricating device of cold pilger mill | |
| JPH0367447B2 (en) | ||
| CN105562405A (en) | Device for cleaning inner wall of elliptical pipeline | |
| CN201284907Y (en) | Oilway lubrication apparatus for winding drum part of hydraulic coiler | |
| CN221170431U (en) | Bearing support with lubricating function | |
| CN206276652U (en) | A kind of mechanical engineering cleaning device | |
| CN217831286U (en) | Lubricating device for cold-drawing pipe | |
| CN204769312U (en) | Special spraying device that removes of steel pipe surface coating equipment |
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 |