CN108436002A - Pipe threading machine - Google Patents
Pipe threading machine Download PDFInfo
- Publication number
- CN108436002A CN108436002A CN201810278587.0A CN201810278587A CN108436002A CN 108436002 A CN108436002 A CN 108436002A CN 201810278587 A CN201810278587 A CN 201810278587A CN 108436002 A CN108436002 A CN 108436002A
- Authority
- CN
- China
- Prior art keywords
- threading machine
- planker
- thread forming
- rack
- pipe threading
- 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
- 238000000465 moulding Methods 0.000 claims abstract description 19
- 230000001681 protective effect Effects 0.000 claims description 5
- 230000001360 synchronised effect Effects 0.000 claims description 3
- 238000007493 shaping process Methods 0.000 claims 1
- 238000004519 manufacturing process Methods 0.000 abstract description 6
- 239000003921 oil Substances 0.000 description 14
- 239000010730 cutting oil Substances 0.000 description 7
- 238000005096 rolling process Methods 0.000 description 7
- 238000010586 diagram Methods 0.000 description 5
- 238000000034 method Methods 0.000 description 5
- 235000008331 Pinus X rigitaeda Nutrition 0.000 description 4
- 235000011613 Pinus brutia Nutrition 0.000 description 4
- 241000018646 Pinus brutia Species 0.000 description 4
- 239000010687 lubricating oil Substances 0.000 description 3
- 238000005461 lubrication Methods 0.000 description 3
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 230000017525 heat dissipation Effects 0.000 description 1
- 238000012423 maintenance Methods 0.000 description 1
- 230000000007 visual effect Effects 0.000 description 1
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B21—MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
- B21H—MAKING PARTICULAR METAL OBJECTS BY ROLLING, e.g. SCREWS, WHEELS, RINGS, BARRELS, BALLS
- B21H3/00—Making helical bodies or bodies having parts of helical shape
- B21H3/02—Making helical bodies or bodies having parts of helical shape external screw-threads ; Making dies for thread rolling
- B21H3/04—Making by means of profiled-rolls or die rolls
-
- 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
- B21D3/00—Straightening or restoring form of metal rods, metal tubes, metal profiles, or specific articles made therefrom, whether or not in combination with sheet metal parts
- B21D3/02—Straightening or restoring form of metal rods, metal tubes, metal profiles, or specific articles made therefrom, whether or not in combination with sheet metal parts by rollers
- B21D3/05—Straightening or restoring form of metal rods, metal tubes, metal profiles, or specific articles made therefrom, whether or not in combination with sheet metal parts by rollers arranged on axes rectangular to the path of the work
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Spinning Or Twisting Of Yarns (AREA)
- Transmission Devices (AREA)
Abstract
The present invention discloses a kind of pipe threading machine, including rack, and the thread forming mechanism being arranged in rack, it is provided with external screw thread molding cutter in the thread forming mechanism, it is characterized in that, further include having control device, front haulage mechanism and rear haulage mechanism, the front haulage mechanism and rear haulage mechanism are in a manner of it can slide, and it is arranged in rack by tandem, and positioned at the rear of thread forming mechanism, the control device respectively with front haulage mechanism, rear haulage mechanism and external screw thread molding cutter are electrically connected, while screwed pipe being processed so as to thread forming mechanism, screwed pipe alternately draws in order in front haulage mechanism and rear haulage mechanism.Such pipe threading machine, front haulage mechanism and rear haulage mechanism run, do not interfere with each other independently of each other, and the two alternately draws screwed pipe, so that screwed pipe is continuously uninterruptedly processed by thread forming mechanism, production efficiency is high.
Description
Technical field
The present invention relates to tubular object extruding machinery equipment technical field, a kind of particularly pipe threading machine.
Background technology
Currently, existing pipe threading machine includes thread forming mechanism, thread forming mechanism is equipped with external screw thread molding cutter,
Spiral tube is rolled by external screw thread molding cutter when generation processing tubing passes through thread forming mechanism, to increase the surface of tubing
Product, improves its heat exchanger effectiveness.
But pipe threading machine pulls generation processing tubing to move by hitch structure, and hitch structure includes ball-screw
Pair of nut, ball guide screw nat continuously move under high speed, loading conditions, need lubricating oil to lubricate and radiate, due to rolling
Screw nut pair is exposed, process tubing when cutting oil often lubricating oil is washed away, ball guide screw nat because
Heat dissipation is not in time or lubrication not enough causes failure, causes pipe threading machine maintenance rate high, production efficiency reduces, and service life
It is short.
Invention content
It is an object of the invention to overcome the shortcoming that above-mentioned production efficiency reduces, service life is short, and provide a kind of
It is simple and reasonable for structure, production efficiency height and pipe threading machine with long service life.
The object of the present invention is achieved like this：
Pipe threading machine, including rack, and the thread forming mechanism that is arranged in rack are provided in the thread forming mechanism
External screw thread molding cutter, characterized in that further include having control device, front haulage mechanism and rear haulage mechanism, the front haulage machine
Structure and rear haulage mechanism are arranged in a manner of it can slide and by tandem in rack and are located at the rear of thread forming mechanism,
The control device is electrically connected with front haulage mechanism, rear haulage mechanism and external screw thread molding cutter respectively, so as to thread forming
While mechanism processes screwed pipe, screwed pipe alternately draws in order in front haulage mechanism and rear haulage mechanism.Such pipe threading machine,
Front haulage mechanism and rear haulage mechanism run, do not interfere with each other independently of each other, and the two alternately draws screwed pipe, so that screwed pipe is continuous
It is uninterruptedly processed by thread forming mechanism, production efficiency is high.
The purpose of the present invention can also use following technical measures to solve：
As more specific scheme, it is respectively arranged with clamping opening in the front haulage mechanism, rear haulage mechanism and thread forming mechanism,
And the center line of each clamping opening overlaps.When drawing pipe threading machine, screwed pipe stress symmetrically and evenly, helps to improve screwed pipe quality.
As more specific scheme, the front haulage mechanism and rear haulage mechanism respectively include motor, ball-screw, leading screw
Nut, planker and clamp system, motor driven ball screws pair of nut rotates and the two is arranged in rack together, and planker is set
Set on ball guide screw nat, be provided with clamping opening on clamp system, and the clamp system is arranged at the top of planker, motor with
Control device is electrically connected.By control device, working condition is precise and stable for front haulage mechanism and rear haulage mechanism, and convenient for behaviour
Make
As more specific scheme, the mobile route that the rack corresponds to planker both ends is provided with guide rail, and planker both ends are set respectively
It is equipped with sliding block, planker is seated on guide rail by sliding block and is slided.Front haulage mechanism and rear haulage mechanism and the weight of tubing are almost
It is all undertaken by guide rail and sliding block, ball guide screw nat, which bears a heavy burden, to be reduced, and heat distributes reduction, and failure is less likely to occur, and improves
Service life
As more specific scheme, baffle is additionally provided in the rack, baffle passes through the planker, and blocks guide rail, sliding block, rolling
Screw nut pair.The cutting oil of baffle tubing enters between guide rail and sliding block or in ball guide screw nat, shadow
Ring lubrication.
As more specific scheme, the clamp system includes clamping cylinder and the fixture with clamping opening, and clamp system is logical
Fixed mount setting is crossed on planker, fixture is arranged in fixed frame, and clamping cylinder drives fixture to, to adjust clamping opening size.Clamping opening
The screwed pipe for accommodating different tube diameters, expands the range of work of pipe threading machine.
As more specific scheme, the size of the fixture of the forward and backward haulage gear is identical with level height, and screw thread is clamped
Stress symmetrically and evenly, helps to improve screwed pipe quality when pipe.
As more specific scheme, the thread forming mechanism includes spindle motor, reduction box, air-cored axis, hollow height
Fast rotary oil cylinder and chuck, spindle motor drive air-cored axis' rotation, air-cored axis both ends by reduction box speed change and by synchronous belt
It is separately connected high speed rotation oil cylinder and chuck, chuck is provided with the external screw thread molding cutter.High speed rotation oil cylinder controls chuck
On external screw thread molding cutter clamp or pine folder appropriateness, to ensure rolling in hollow product spiral grooves depth.
As more specific scheme, shell is provided in the thread forming mechanism, high speed rotation oil cylinder one end is extended
Shell, one end extensional shell of air-cored axis' connecting chuck, shell correspond to chuck side and are additionally provided with protection protective device, protection protection
Device includes cylinder and safety guard, and cylinder is fixed on shell, and cylinder god's contracting end connects safety guard, and safety guard covers chuck, and
High speed rotation oil cylinder is corresponded on safety guard respectively and there are openings for processing tubing.The cutting oil of the anti-backstop tubing of safety guard
It splashes, meanwhile, it rises in due course, is conveniently replaceable external screw thread molding cutter.
Further include more straight mechanism as more specific scheme, more straight mechanism setting is in thread forming mechanism front end and is arranged
In rack, more straight mechanism includes several idler wheel and adjusting bracket with arc groove, and a part of idler wheel is horizontally disposed with and is divided into a left side
To be rotatably provided in the more straight component of adjusting bracket rear end composition level, another part idler wheel is vertically arranged and is divided into right two rows
It is lower it is two rows of is constituted vertical more straight component to be rotatably provided in adjusting bracket front end, between horizontally disposed two rows idler wheels with set vertically
Spacing between the two rows of idler wheels set is adjustable.While more straight mechanism will push thread forming mechanism to for processing tubing, it is ensured that add
Work tubing is in line, and improves the processing quality of screwed pipe.
Beneficial effects of the present invention are as follows：
（1）Such pipe threading machine, front haulage mechanism and rear haulage mechanism are mutual indepedent, and operation is not interfere with each other, and the two is filled by control
Control alternately traction screwed pipe is set, so that screwed pipe is continuously uninterruptedly processed by thread forming mechanism, production efficiency is high, and operation is steady
It is fixed accurate.
（2）Secondly, more straight mechanism is more straight to generation processing tubing, the size and level height of the fixture of forward and backward haulage gear
Identical, the clamping opening center line in front haulage mechanism, rear haulage mechanism and thread forming mechanism overlaps, these designs ensure screwed pipe
In traction, stress symmetrically and evenly, helps to improve screwed pipe quality.
（3）Further more, the design of guide rail and sliding block alleviates the heavy burden of ball-screw and feed screw nut, ball-screw and leading screw
Nut is not susceptible to failure, improves its service life；The cutting oil of baffle tubing enters guide rail and sliding block, ball wire
Between thick stick and feed screw nut, influence to lubricate.
（4）In addition, the external screw thread molding cutter on high speed rotation oil cylinder control chuck clamps or pine folder appropriateness, to ensure rolling
It splashes in the cutting oil of hollow product spiral grooves depth, the anti-backstop tubing of safety guard, meanwhile, it rises in due course, just
In replacement external screw thread molding cutter.
Description of the drawings
Fig. 1 is the structural schematic diagram of pipe threading machine of the present invention（Omit baffle）.
Fig. 2 is the structural schematic diagram of pipe threading machine of the present invention（Another visual angle）.
Fig. 3 is the front view of front haulage mechanism and rear haulage mechanism.
Fig. 4 is the dimensional structure diagram of front haulage mechanism and rear haulage mechanism.
Fig. 5 is the side structure schematic diagram of front haulage mechanism and rear haulage mechanism.
Fig. 6 is enlarged drawing at A in Fig. 1.
Fig. 7 is the cross-sectional view of thread forming mechanism.
Fig. 8 be thread forming mechanism shell and protection protective device structural schematic diagram.
Specific implementation mode
The invention will be further described with reference to the accompanying drawings and embodiments：
Embodiment one, referring to shown in Fig. 1-8, pipe threading machine, including rack 1, and the thread forming mechanism that is arranged in rack 1
3, more straight mechanism 2, front haulage mechanism 4, rear haulage mechanism 5 and control device 6, the front haulage mechanism 4 and rear haulage mechanism 5 with
Mode can be slided and be arranged in rack 1 and be located at the rear of thread forming mechanism 3, the control device 6 by tandem
It is electrically connected respectively with front haulage mechanism 4, rear haulage mechanism 5 and external screw thread molding cutter 36, so that thread forming mechanism 3 processes
While screwed pipe, screwed pipe alternately draws in order in front haulage mechanism 4 and rear haulage mechanism 5.
As in Figure 3-5, the front haulage mechanism 4 and rear haulage mechanism 5 respectively include motor 41, ball guide screw nat
42, planker 43 and clamp system 7, motor 41 drives the rotation of ball guide screw nat 42 and the two is arranged together in rack 1,
Planker 43 is arranged on ball guide screw nat 42, clamping opening is provided on clamp system 7, and the setting of the clamp system 7 is being dragged
43 top of plate, motor 41 are electrically connected with control device 6.Front haulage mechanism 4 and rear haulage mechanism 5 are arranged on the same line,
And the size of clamp system 7 is identical with level height.
As shown in Figure 3 and Figure 4, the clamp system 7 includes clamping cylinder 71 and the fixture 72 with clamping opening 74, clamping machine
Structure 7 is by fixed mount setting on planker 43, and fixture 72 is arranged in fixed frame 73, and clamping cylinder 71 drives fixture to 72, to adjust
Save 74 size of clamping opening.Clamping opening 74 is respectively arranged in the front haulage mechanism 4, rear haulage mechanism 5 and thread forming mechanism 3, and
The center line of each clamping opening 74 overlaps.
As shown in Fig. 1, Fig. 5 and Fig. 6, the mobile route that rack 1 corresponds to 43 both ends of planker is provided with guide rail 11,43 liang of planker
End is respectively arranged with sliding block 12, and planker 43 is seated on guide rail 11 by sliding block 12 and is slided.Baffle 13, baffle are additionally provided in rack 1
13 pass through the planker 43, and block guide rail 11, sliding block 12, ball guide screw nat 42.In the present embodiment, formed in planker 43
There is door shape hollow out position 430, baffle 13 is in M fonts, by the lubricating oil of guide rail 11 and sliding block 12 or ball guide screw nat 42
It ingenious is separated with the cutting oil for drawing screwed pipe, it is ensured that guide rail 11 and sliding block 12 or ball guide screw nat 42 are filled
The lubrication divided, movement is smooth, improves service life.
As shown in fig. 7, the thread forming mechanism 3 includes spindle motor 31, reduction box 32, air-cored axis 33, hollow height
Fast rotary oil cylinder 34 and chuck 35, spindle motor 31 drive air-cored axis 33 to rotate by 32 speed change of reduction box and by synchronous belt,
33 both ends of air-cored axis are separately connected high speed rotation oil cylinder 34 and chuck 35, and chuck 35 is provided with the external screw thread molding cutter 36,
External screw thread molding cutter 36 is rolling idler wheel, and high speed rotation oil cylinder 34 controls the clamping of rolling idler wheel or pine folder appropriateness to control screw thread
The spiral grooves depth of pipe.
As shown in figure 8, being provided with shell 30 in the thread forming mechanism 3, shell is extended in 34 one end of high speed rotation oil cylinder
Body 30, one end extensional shell 30 of 33 connecting chuck 35 of air-cored axis, shell 30 correspond to 35 side of chuck and are additionally provided with protection protection dress
8 are set, protection protective device 8 includes cylinder 81 and safety guard 82, and cylinder 81 is fixed on shell 30, the refreshing contracting of cylinder 81 end connection peace
Full cover 82, safety guard 82 covers chuck 35, and correspond to respectively on safety guard 82 high speed rotation oil cylinder 34 and for process tubing there are
Opening.The cutting oil of 82 anti-backstop tubing of safety guard splashes, and improves quality and the safety of working environment, meanwhile, safety
Cover 82 rises in due course, is conveniently replaceable external screw thread molding cutter 36.
As depicted in figs. 1 and 2, the setting of more straight mechanism 2 in 3 front end of thread forming mechanism and is arranged in rack 1, more directly
Mechanism 2 includes several idler wheels 21 and adjusting bracket 22 with arc groove, and a part of idler wheel 21 is horizontally disposed and is divided into left and right two rows
To be rotatably provided in the 22 more straight component 23 of rear end composition level of adjusting bracket, another part idler wheel 21 is vertically arranged and is divided into
It is lower it is two rows of is constituted vertical more straight component 24 to be rotatably provided in 22 front end of adjusting bracket, between horizontally disposed two rows idler wheels 21 with
Spacing between the two rows of idler wheels 21 being vertically arranged is adjustable.
Generation processing tubing is relatively straight rear into high speed rotation oil cylinder 34 by more straight mechanism 2, is then passed through air-cored axis 33 and is inserted into card
In disk 35, high speed rotation oil cylinder 34 controls the clamping of chuck 35 or pine folder, and then 36 rolling generation of control external screw thread molding cutter processes
The depth of tubing, spindle motor 31 drive air-cored axis 33 that chuck 35 is driven to rotate, and front haulage mechanism 4 and rear haulage mechanism 5 replace
Traction generation processing tubing is processed to screwed pipe by chuck 35, generation processing tubing.
In the present embodiment, spindle motor 31 and motor 41 are servo motor 41, and control device 6 further includes control flow 61,
Spindle motor 31, motor 41, clamping cylinder 71, cylinder 81 and high speed rotation oil cylinder 34 are controlled by control device 6, data feedback
Onto control flow 61, and control flow 61 can directly control pipe threading machine, to achieve the purpose that accurately control, and automate journey
Degree is high.
Claims (10)
1. pipe threading machine, including rack（1）, and be arranged in rack（1）On thread forming mechanism（3）, the thread forming
Mechanism（3）On be provided with external screw thread molding cutter（36）, characterized in that further include having control device（6）, front haulage mechanism（4）
With rear haulage mechanism（5）, the front haulage mechanism（4）With rear haulage mechanism（5）It is arranged in a manner of it can slide and by tandem
In rack（1）It goes up and is located at thread forming mechanism（3）Rear, the control device（6）Respectively with front haulage mechanism（4）, after
Haulage gear（5）With external screw thread molding cutter（36）It is electrically connected, so as to thread forming mechanism（3）While processing screwed pipe,
Front haulage mechanism（4）With rear haulage mechanism（5）Screwed pipe is alternately drawn in order.
2. pipe threading machine according to claim 1, characterized in that the front haulage mechanism（4）, rear haulage mechanism（5）And spiral shell
Line shaping mechanism（3）On be respectively arranged with clamping opening（74）, and each clamping opening（74）Center line overlap.
3. pipe threading machine according to claim 1, characterized in that the front haulage mechanism（4）With rear haulage mechanism（5）Respectively
Including motor（41）, ball guide screw nat（42）, planker（43）And clamp system（7）, motor（41）Drive ball-screw spiral shell
It is female secondary（42）It rotates and the two is arranged together in rack（1）On, planker（43）It is arranged in ball guide screw nat（42）On, folder
Tight mechanism（7）On be provided with clamping opening（74）, and the clamp system（7）It is arranged in planker（43）Top, motor（41）With control
Device（6）It is electrically connected.
4. pipe threading machine according to claim 3, characterized in that the rack（1）Corresponding planker（43）The mobile road at both ends
Line is provided with guide rail（11）, planker（43）Both ends are respectively arranged with sliding block（12）, planker（43）Pass through sliding block（12）It is seated at guide rail
（11）On slide.
5. pipe threading machine according to claim 4, characterized in that the rack（1）On be additionally provided with baffle（13）, baffle（13）
Across the planker（43）, and block guide rail（11）, sliding block（12）, ball guide screw nat（42）.
6. pipe threading machine according to claim 3, characterized in that the clamp system（7）Including clamping cylinder（71）And
Band clamping opening（74）Fixture（72）, clamp system（7）Pass through fixed frame（73）It is arranged in planker（43）On, fixture（72）Setting exists
Fixed frame（73）It is interior, clamping cylinder（71）It drives fixture to（72）, to adjust clamping opening（74）Size.
7. pipe threading machine according to claim 6, characterized in that the forward and backward haulage gear（5）Fixture（72）Size
It is identical with level height.
8. pipe threading machine according to claim 1, characterized in that the thread forming mechanism（3）Including spindle motor（31）、
Reduction box（32）, air-cored axis（33）, hollow high speed rotation oil cylinder（34）And chuck（35）, spindle motor（31）Pass through reduction box
（32）Speed change simultaneously drives air-cored axis by synchronous belt（33）Rotation, air-cored axis（33）Both ends are separately connected high speed rotation oil cylinder
（34）And chuck（35）, chuck（35）It is provided with the external screw thread molding cutter（36）.
9. pipe threading machine according to claim 7, characterized in that the thread forming mechanism（3）On be provided with shell（30）,
High speed rotation oil cylinder（34）Extend shell in one end（30）, air-cored axis（33）Connecting chuck（35）One end extensional shell（30）,
Shell（30）Corresponding chuck（35）Side is additionally provided with protection protective device（8）, protect protective device（8）Including cylinder（81）And peace
Full cover（82）, cylinder（81）It is fixed on shell（30）On, cylinder（81）Refreshing contracting end connects safety guard（82）, safety guard（82）It covers
Chuck（35）, and safety guard（82）It is upper to correspond to high speed rotation oil cylinder respectively（34）There are openings with generation processing tubing.
10. pipe threading machine according to claim 1, characterized in that further include more straight mechanism（2）, more straight mechanism（2）Setting exists
Thread forming mechanism（3）Front end and be arranged in rack（1）On, more straight mechanism（2）Including several idler wheels with arc groove（21）
And adjusting bracket（22）, a part of idler wheel（21）It is horizontally disposed with and is divided into left and right two rows to be rotatably provided in adjusting bracket（22）Afterwards
End constitutes horizontal more straight component（23）, another part idler wheel（21）It is vertically arranged and is divided into two rows to be rotatably provided in
Adjusting bracket（22）Front end constitutes vertical more straight component（24）, horizontally disposed two rows idler wheel（21）Between and the two rows that are vertically arranged
Idler wheel（21）Between spacing it is adjustable.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810278587.0A CN108436002B (en) | 2018-03-31 | 2018-03-31 | Screw pipe machine |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810278587.0A CN108436002B (en) | 2018-03-31 | 2018-03-31 | Screw pipe machine |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN108436002A true CN108436002A (en) | 2018-08-24 |
| CN108436002B CN108436002B (en) | 2024-02-13 |
Family
ID=63197861
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201810278587.0A Active CN108436002B (en) | 2018-03-31 | 2018-03-31 | Screw pipe machine |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN108436002B (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113977907A (en) * | 2021-10-29 | 2022-01-28 | 重庆伟星新型建材有限公司 | Pipe traction device and traction method |
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| CN207982192U (en) * | 2018-03-31 | 2018-10-19 | 佛山市顺德区鑫雷节能设备有限公司 | Pipe threading machine |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113977907A (en) * | 2021-10-29 | 2022-01-28 | 重庆伟星新型建材有限公司 | Pipe traction device and traction method |
| CN113977907B (en) * | 2021-10-29 | 2023-12-05 | 重庆伟星新型建材有限公司 | Pipe traction device and traction method |
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|---|---|
| CN108436002B (en) | 2024-02-13 |
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