CN207494409U - Expansion rod driving mechanism and pipe expander with same - Google Patents
Expansion rod driving mechanism and pipe expander with same Download PDFInfo
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- CN207494409U CN207494409U CN201721649852.9U CN201721649852U CN207494409U CN 207494409 U CN207494409 U CN 207494409U CN 201721649852 U CN201721649852 U CN 201721649852U CN 207494409 U CN207494409 U CN 207494409U
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- expanding rod
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- rod driving
- skidding
- expanding
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- 230000007246 mechanism Effects 0.000 title claims abstract description 77
- 239000000725 suspension Substances 0.000 claims abstract description 24
- 238000012545 processing Methods 0.000 claims abstract description 5
- 238000001514 detection method Methods 0.000 claims 1
- PCHJSUWPFVWCPO-UHFFFAOYSA-N gold Chemical compound [Au] PCHJSUWPFVWCPO-UHFFFAOYSA-N 0.000 claims 1
- 239000010931 gold Substances 0.000 claims 1
- 229910052737 gold Inorganic materials 0.000 claims 1
- 239000002184 metal Substances 0.000 abstract description 14
- 230000005540 biological transmission Effects 0.000 abstract description 6
- 238000000034 method Methods 0.000 description 5
- 238000004519 manufacturing process Methods 0.000 description 4
- 230000008569 process Effects 0.000 description 4
- 230000005611 electricity Effects 0.000 description 3
- 230000033001 locomotion Effects 0.000 description 3
- 238000012360 testing method Methods 0.000 description 3
- 230000004048 modification Effects 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 230000008859 change Effects 0.000 description 1
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Abstract
The utility model provides an expander roll actuating mechanism and have its electric tube expander, expander roll actuating mechanism installs in the frame main part for the drive expander roll hangs the mechanism and goes up and down, and expander roll actuating mechanism includes: the expansion rod driving motor is arranged on a main cross beam at the top end of the rack main body and is provided with an expansion rod driving chain wheel; the expansion rod transmission lead screw is rotatably arranged on the rack main body to drive the expansion rod suspension mechanism to lift, and an expansion rod driven chain wheel is arranged on the expansion rod transmission lead screw; the expansion rod transmission chain is sleeved on the expansion rod driving chain wheel and the expansion rod driven chain wheel; the braking clasping assembly is arranged on one side of the expansion rod driven sprocket and used for clasping the expansion rod driven sprocket when the expansion rod transmission chain breaks so as to brake the expansion rod driven sprocket. The expansion rod driving mechanism solves the problem that the mode efficiency of processing the metal pipe of the heat exchanger in the prior art is lower.
Description
Technical field
The utility model is related to heat exchanger processing fields, in particular to a kind of expanding rod driving mechanism and have its
Electric tube expander.
Background technology
In the production process of heat exchanger, need the fin of metal tube and suit on it being bound tightly together,
It can ensure good heat transfer and heat conduction, and lighter in weight, service life are longer.
At present, method is that the expanding rod with bulb is inserted into metal tube by metal pipe expanding using manual used by people
Greatly, then extract expanding rod out, every time can only it is swollen one pipe, labor intensity is big and production efficiency is relatively low.And for large-scale heat exchange
The metal tube tube expansion of device is very difficult, suddenly need it is a kind of can once more and convenient for the metal tube of large heat exchanger is swollen
Electric tube expander for heat exchanger production in.
Similarly, it is flared when being flared to metal tube and manually using mouth expander, is only capable of expanding one every time
Pipe, labor intensity is big and production efficiency is relatively low.And it is very difficult for the metal tube flaring of large-scale heat exchanger, it is flared efficiency
It is relatively low.
In addition, in the prior art, it is difficult to which heat exchanging device is positioned, it is impossible to ensure the locating effect of heat exchanging device, into
And when the metal tube using expanding rod heat exchanging device is swollen or when being flared using mouth expander, to metal tube so that
Mouth expander cannot be stretched into accurately in metal tube, reduce expanding rod, flaring quality and tube expansion, flaring efficiency.
Utility model content
It is existing to solve the main purpose of the utility model is that providing a kind of expanding rod driving mechanism and with its electric tube expander
The problem of mode that the metal tube for having the heat exchanging device in technology is processed is less efficient.
To achieve these goals, one side according to the present utility model provides a kind of expanding rod driving mechanism, installation
In frame main body, for expanding rod suspension mechanism to be driven to lift, expanding rod driving mechanism includes：Expanding rod driving motor, expanding rod driving
Motor is mounted on the main beam on frame main body top, and expanding rod drive sprocket is provided on expanding rod driving motor；Expanding rod driving wire
Thick stick, expanding rod turn-screw is installed in rotation in frame main body so that expanding rod suspension mechanism to be driven to lift, on expanding rod turn-screw
It is provided with expanding rod driven sprocket；Expanding rod driving chain, expanding rod driving chain are set in expanding rod drive sprocket and expanding rod driven sprocket
On；Component is held in braking tightly, and the side that component is arranged on expanding rod driven sprocket is held in braking tightly, disconnected for occurring in expanding rod driving chain
Expanding rod driven sprocket is held when splitting tightly, to be braked to expanding rod driven sprocket.
Further, braking is held component tightly and is included：It holds block tightly, holds block tightly along the direction closer or far from expanding rod driven sprocket
It is movably disposed, to be pressed on expanding rod driven sprocket when expanding rod driving chain is broken, so that expanding rod driven sprocket
Braking.
Further, braking is held component tightly and is further included：Hold cylinder tightly, the piston rod for holding cylinder tightly is connect with holding block tightly, with
Driving holds block tightly closer or far from expanding rod driven sprocket.
Further, expanding rod driving mechanism further includes：It holds inductor tightly, holds inductor tightly and be arranged on expanding rod driving chain
Side, to detect whether expanding rod driving chain is broken；Wherein, inductor is held tightly to connect with braking holding component signals, with
Break signal is sent to braking when holding inductor tightly and detecting that expanding rod driving chain is broken and holds component tightly, so that braking
It holds component tightly and holds expanding rod driven sprocket tightly.
Further, it is two to hold inductor tightly, and two are held tightly the opposite sides that inductor is located at expanding rod drive sprocket.
Further, expanding rod turn-screw is two, and expanding rod driven sprocket is both provided on two expanding rod turn-screws, is made
The dynamic side held component tightly and be disposed therein an expanding rod driven sprocket.
Further, expanding rod driving mechanism further includes：Anti-skidding holding component, anti-skidding holding component are arranged on expanding rod transmission chain
The inside of item is simultaneously pressed on expanding rod driving chain.
Further, anti-skidding holding component includes：Anti-skidding to hold wheel tightly, anti-skidding hold tightly is taken turns rotatably arranged with and is pressed on swollen
On bar driving chain, to be rotated under the drive of expanding rod driving chain.
Further, anti-skidding holding component further includes：Anti-skidding fixed block and anti-slip regulation bar, anti-slip regulation bar is towards expanding rod
Driving chain is retractably installed on anti-skidding fixed block；Anti-skidding mounting blocks, anti-skidding wheel of holding tightly are installed in rotation on anti-skidding peace
It fills on block, anti-slip regulation bar is connect with anti-skidding mounting blocks, to drive anti-skidding mounting blocks closer or far from expanding rod driving chain.
Further, anti-skidding holding component is two, and two anti-skidding components of holding tightly are separately positioned on expanding rod drive sprocket
Opposite sides.
Another aspect according to the present utility model provides a kind of electric tube expander, including frame main body and mounted on rack master
The expanding rod suspension mechanism for being used to carry out tube expansion processing for the metal tube of heat exchanger on body, electric tube expander further include：Above-mentioned expanding rod
Driving mechanism, expanding rod driving mechanism are connect with expanding rod suspension mechanism, expanding rod suspension mechanism to be driven to lift.
The expanding rod driving mechanism of the utility model is mounted in frame main body, swollen for expanding rod suspension mechanism to be driven to lift
Bar driving mechanism includes expanding rod driving motor, expanding rod turn-screw and expanding rod driven sprocket, wherein, expanding rod driving motor is mounted on
On the main beam on frame main body top, expanding rod drive sprocket is provided on expanding rod driving motor；Expanding rod turn-screw is rotationally
Expanding rod suspension mechanism to be driven to lift in frame main body, expanding rod driven sprocket is provided on expanding rod turn-screw；Expanding rod
Driving chain is set on expanding rod drive sprocket and expanding rod driven sprocket；The expanding rod driving mechanism is driven by expanding rod driving motor
Expanding rod drive sprocket rotates, and expanding rod drive sprocket drives expanding rod driven sprocket to rotate synchronously by expanding rod driving chain, and then drives
Dynamic expanding rod turn-screw movement, realizes the lifting of expanding rod suspension mechanism, changes the side that the heat exchanger tube of heat exchanging device is processed
Formula improves work efficiency.
In addition, the expanding rod driving mechanism, which further includes braking, holds component tightly, braking holds component tightly and is arranged on expanding rod driven sprocket
Side, for when expanding rod driving chain is broken hold tightly expanding rod driven sprocket, to be braked to expanding rod driven sprocket,
And then prevent expanding rod turn-screw from moving, expanding rod is avoided to fall, enhances the safety of process.
Description of the drawings
The accompanying drawings which form a part of this application are used to provide a further understanding of the present invention, this practicality
Novel illustrative embodiments and their description do not form the improper restriction to the utility model for explaining the utility model.
In the accompanying drawings：
Fig. 1 shows the dimensional structure diagram of the embodiment of expanding rod driving mechanism according to the present utility model；
Fig. 2 shows the front views of the embodiment of expanding rod driving mechanism according to the present utility model；And
Fig. 3 shows the vertical view of the embodiment of expanding rod driving mechanism according to the present utility model.
Wherein, above-mentioned attached drawing is marked including the following drawings：
2nd, frame main body；20th, main beam；70th, expanding rod turn-screw；700th, expanding rod driven sprocket；71st, expanding rod driving electricity
Machine；710th, expanding rod drive sprocket；72nd, expanding rod driving chain；73rd, expanding rod motor mount；74th, component is held in braking tightly；740th, it embraces
Tight block；741st, cylinder is held tightly；75th, inductor is held tightly；76th, anti-skidding holding component；760th, it is anti-skidding to hold wheel tightly；761st, anti-skidding fixation
Block；762nd, anti-slip regulation bar；763rd, anti-skidding mounting blocks.
Specific embodiment
It should be noted that in the absence of conflict, the feature in embodiment and embodiment in the application can phase
Mutually combination.The utility model will be described in detail below with reference to the accompanying drawings and embodiments.
The utility model provides a kind of expanding rod driving mechanism, please refers to Fig.1 to Fig. 3, expanding rod driving mechanism is mounted on machine
On frame body 2, for expanding rod suspension mechanism to be driven to lift, wherein, expanding rod driving mechanism includes：Expanding rod driving motor 71, expanding rod
Driving motor 71 is mounted on the main beam 20 on 2 top of frame main body, and expanding rod drive sprocket is provided on expanding rod driving motor 71
710；Expanding rod turn-screw 70, expanding rod turn-screw 70 are installed in rotation in frame main body 2 to drive expanding rod suspension mechanism
It lifts, expanding rod driven sprocket 700 is provided on expanding rod turn-screw 70；Expanding rod driving chain 72, expanding rod driving chain 72 are arranged
On expanding rod drive sprocket 710 and expanding rod driven sprocket 700；Component 74 is held in braking tightly, and braking holds component 74 tightly and is arranged on expanding rod
The side of driven sprocket 700, for holding expanding rod driven sprocket 700 tightly when expanding rod driving chain 72 is broken, with to expanding rod
Driven sprocket 700 is braked.
The expanding rod driving mechanism of the utility model is mounted in frame main body 2, swollen for expanding rod suspension mechanism to be driven to lift
Bar driving mechanism includes expanding rod driving motor 71, expanding rod turn-screw 70 and expanding rod driven sprocket 700, wherein, expanding rod driving electricity
Machine 71 is mounted on the main beam 20 on 2 top of frame main body, and expanding rod drive sprocket 710 is provided on expanding rod driving motor 71；It is swollen
Bar turn-screw 70 is installed in rotation in frame main body 2 so that expanding rod suspension mechanism to be driven to lift, on expanding rod turn-screw 70
It is provided with expanding rod driven sprocket 700；Expanding rod driving chain 72 is set on expanding rod drive sprocket 710 and expanding rod driven sprocket 700；
The expanding rod driving mechanism drives expanding rod drive sprocket 710 to rotate by expanding rod driving motor 71, and expanding rod drive sprocket 710 is by swollen
Bar driving chain 72 drives expanding rod driven sprocket 700 to rotate synchronously, and then expanding rod turn-screw 70 is driven to move, and realizes that expanding rod hangs
The lifting of suspension mechanism changes the mode that the heat exchanger tube of heat exchanging device is processed, improves work efficiency.
When it is implemented, as shown in Fig. 2, expanding rod driving chain 72 is a plurality of, a plurality of expanding rod driving chain 72 is set up in parallel,
To ensure the reliable and stable of transmission.
Preferably, expanding rod driving chain 72 is three.
In addition, the expanding rod driving mechanism, which further includes braking, holds component 74 tightly, it is driven that braking holding component 74 is arranged on expanding rod
The side of sprocket wheel 700, for holding expanding rod driven sprocket 700 tightly when expanding rod driving chain 72 is broken, with driven to expanding rod
Sprocket wheel 700 is braked, and then prevents expanding rod turn-screw from moving, and expanding rod is avoided to fall, enhances the safety of process.
In the present embodiment, as shown in Figure 1, component 74 is held in braking tightly includes holding block 740 tightly, hold tightly block 740 along close or
Direction far from expanding rod driven sprocket 700 is movably disposed, to be pressed on expanding rod when expanding rod driving chain 72 is broken
On driven sprocket 700, so that expanding rod driven sprocket 700 is braked.
In order to which holding block 740 is driven to move, braking holds component 74 tightly and further includes holding cylinder 741, holds the work of cylinder 741 tightly
Stopper rod is connect with holding block 740 tightly, and block 740 is held tightly closer or far from expanding rod driven sprocket 700 with driving.
In order to accurately know whether expanding rod driving chain 72 is broken, expanding rod driving mechanism further includes holding inductor
75, the side that inductor 75 is arranged on expanding rod driving chain 72 is held tightly, to detect whether expanding rod driving chain 72 is broken；Its
In, it holds inductor 75 tightly and is connect with braking holding 74 signal of component, to detect expanding rod driving chain 72 in holding inductor 75
Break signal is sent to braking when being broken and holds component 74 tightly, so that braking holds component 74 tightly and holds expanding rod driven sprocket tightly
700.It is such that the accuracy for ensuring testing result is set, and then ensure the safe operation of expanding rod driving mechanism.
When it is implemented, it is two to hold inductor 75 tightly, two are held tightly the phase that inductor 75 is located at expanding rod drive sprocket 710
To both sides.It is such that the accuracy for improving testing result is set.
Preferably, the outside that inductor 75 is arranged on expanding rod driving chain 72 is held tightly.
In the present embodiment, expanding rod turn-screw 70 is two, be both provided on two expanding rod turn-screws 70 expanding rod from
Movable sprocket 700, the side that component 74 is disposed therein an expanding rod driven sprocket 700 is held in braking tightly, when expanding rod driving chain 72
When being broken, braking holds component 74 tightly and holds one of expanding rod driven sprocket 700 tightly, with to two expanding rod driven sprockets 700
It is braked.
In the present embodiment, expanding rod driving mechanism further includes anti-skidding holding component 76, and anti-skidding holding component 76 is arranged on swollen
The inside of bar driving chain 72 is simultaneously pressed on expanding rod driving chain 72.Such set ensure that the flat of expanding rod driving chain 72
Steady movement, and then ensure that expanding rod driven sprocket 700 drives the stability of 70 motion process of expanding rod turn-screw.
When it is implemented, as shown in figure 3, anti-skidding holding component 76, which includes anti-skidding hold tightly, takes turns 760, anti-skidding holding wheel 760 can
It rotationally sets and is pressed on expanding rod driving chain 72, to be rotated under the drive of expanding rod driving chain 72.
When it is implemented, as shown in figure 3, anti-skidding holding component 76 further includes anti-skidding fixed block 761 and anti-slip regulation bar
762, anti-slip regulation bar 762 is retractably installed at towards expanding rod driving chain 72 on anti-skidding fixed block 761.In addition, anti-skidding armful
Tight component 76 further includes anti-skidding mounting blocks 763, and anti-skidding wheel 760 of holding tightly is installed in rotation on anti-skidding mounting blocks 763, anti-skidding tune
Pole 762 is connect with anti-skidding mounting blocks 763, to drive anti-skidding mounting blocks 763 closer or far from expanding rod driving chain 72.
Preferably, the anti-skidding anti-slip regulation bar 762 for holding component 76 tightly is two.
Preferably, anti-slip regulation bar 762 is bolt.
When it is implemented, anti-skidding holding component 76 is two, two anti-skidding components 76 of holding tightly are separately positioned on expanding rod driving
The opposite sides of sprocket wheel 710.It is such that the accuracy for improving testing result is set.
When it is implemented, holding inductor 75 and anti-skidding holding component 76 are arranged on expanding rod motor mount.
The utility model provides a kind of electric tube expander, is used for including frame main body 2 and in frame main body 2 to change
The metal tube of hot device carries out the expanding rod suspension mechanism of tube expansion processing, wherein, electric tube expander further includes the expanding rod driving of above-described embodiment
Mechanism, expanding rod driving mechanism are connect with expanding rod suspension mechanism, expanding rod suspension mechanism to be driven to lift.
It can be seen from the above description that the above embodiments of the present invention achieve the following technical effects：
The expanding rod driving mechanism of the utility model is mounted in frame main body 2, swollen for expanding rod suspension mechanism to be driven to lift
Bar driving mechanism includes expanding rod driving motor 71, expanding rod turn-screw 70 and expanding rod driven sprocket 700, wherein, expanding rod driving electricity
Machine 71 is mounted on the main beam 20 on 2 top of frame main body, and expanding rod drive sprocket 710 is provided on expanding rod driving motor 71；It is swollen
Bar turn-screw 70 is installed in rotation in frame main body 2 so that expanding rod suspension mechanism to be driven to lift, on expanding rod turn-screw 70
It is provided with expanding rod driven sprocket 700；Expanding rod driving chain 72 is set on expanding rod drive sprocket 710 and expanding rod driven sprocket 700；
The expanding rod driving mechanism drives expanding rod drive sprocket 710 to rotate by expanding rod driving motor 71, and expanding rod drive sprocket 710 is by swollen
Bar driving chain 72 drives expanding rod driven sprocket 700 to rotate synchronously, and then expanding rod turn-screw 70 is driven to move, and realizes that expanding rod hangs
The lifting of suspension mechanism changes the mode that the heat exchanger tube of heat exchanging device is processed, improves work efficiency.
In addition, the expanding rod driving mechanism, which further includes braking, holds component 74 tightly, it is driven that braking holding component 74 is arranged on expanding rod
The side of sprocket wheel 700, for holding expanding rod driven sprocket 700 tightly when expanding rod driving chain 72 is broken, with driven to expanding rod
Sprocket wheel 700 is braked, and then prevents expanding rod turn-screw from moving, and expanding rod is avoided to fall, enhances the safety of process.
The above descriptions are merely preferred embodiments of the present invention, is not intended to limit the utility model, for this
For the technical staff in field, various modifications and changes may be made to the present invention.It is all in the spirit and principles of the utility model
Within, any modification, equivalent replacement, improvement and so on should be included within the scope of protection of this utility model.
Claims (11)
1. a kind of expanding rod driving mechanism, in frame main body (2), for expanding rod suspension mechanism to be driven to lift, feature exists
In the expanding rod driving mechanism includes：
Expanding rod driving motor (71), the expanding rod driving motor (71) is mounted on the main beam on the frame main body (2) top
(20) on, expanding rod drive sprocket (710) is provided on the expanding rod driving motor (71)；
Expanding rod turn-screw (70), the expanding rod turn-screw (70) are installed in rotation in the frame main body (2) with band
The dynamic expanding rod suspension mechanism lifts, and expanding rod driven sprocket (700) is provided on the expanding rod turn-screw (70)；
Expanding rod driving chain (72), the expanding rod driving chain (72) are set in the expanding rod drive sprocket (710) and described swollen
On bar driven sprocket (700)；
Component (74) is held in braking tightly, and the side that component (74) is arranged on the expanding rod driven sprocket (700) is held in the braking tightly, is used
In holding the expanding rod driven sprocket (700) tightly when the expanding rod driving chain (72) is broken, with driven to the expanding rod
Sprocket wheel (700) is braked.
2. expanding rod driving mechanism according to claim 1, which is characterized in that the braking is held component (74) tightly and included：
Hold block (740) tightly, the block (740) of holding tightly is moved along the direction closer or far from the expanding rod driven sprocket (700)
Ground is set, to be pressed on the expanding rod driven sprocket (700) when the expanding rod driving chain (72) is broken, so that institute
State expanding rod driven sprocket (700) braking.
3. expanding rod driving mechanism according to claim 2, which is characterized in that the braking is held component (74) tightly and further included：
Hold cylinder (741) tightly, the piston rod for holding cylinder (741) tightly is connect with the holding block (740), to drive described embrace
Tight block (740) is closer or far from the expanding rod driven sprocket (700).
4. expanding rod driving mechanism according to claim 1, which is characterized in that the expanding rod driving mechanism further includes：
Hold inductor (75), the side held inductor (75) tightly and be arranged on the expanding rod driving chain (72), with detection tightly
Whether the expanding rod driving chain (72) is broken；
Wherein, the holding inductor (75) is held component (74) signal tightly with the braking and is connect, in the holding inductor
(75) detect that break signal is sent to the braking when expanding rod driving chain (72) is broken holds component (74) tightly,
So that component (74) is held in the braking, which tightly, holds the expanding rod driven sprocket (700) tightly.
5. expanding rod driving mechanism according to claim 4, which is characterized in that it is described holding inductor (75) be two, two
A opposite sides for holding inductor (75) tightly positioned at the expanding rod drive sprocket (710).
6. expanding rod driving mechanism according to claim 1, which is characterized in that the expanding rod turn-screw (70) is two,
The expanding rod driven sprocket (700) is both provided on two expanding rod turn-screws (70), component (74) is held in the braking tightly
It is disposed therein the side of an expanding rod driven sprocket (700).
7. expanding rod driving mechanism according to claim 1, which is characterized in that the expanding rod driving mechanism further includes：
Anti-skidding holding component (76), anti-skidding inside and the pressure held component (76) tightly and be arranged on the expanding rod driving chain (72)
It is located on the expanding rod driving chain (72).
8. expanding rod driving mechanism according to claim 7, which is characterized in that the anti-skidding holding component (76) includes：
It is anti-skidding to hold wheel (760) tightly, it is described it is anti-skidding hold tightly wheel (760) rotatably arranged with and be pressed on the expanding rod driving chain
(72) on, to be rotated under the drive of the expanding rod driving chain (72).
9. expanding rod driving mechanism according to claim 8, which is characterized in that the anti-skidding holding component (76) further includes：
Anti-skidding fixed block (761) and anti-slip regulation bar (762), the anti-slip regulation bar (762) is towards the expanding rod driving chain
(72) it is retractably installed on the anti-skidding fixed block (761)；
Anti-skidding mounting blocks (763), the anti-skidding wheel (760) of holding tightly are installed in rotation on the anti-skidding mounting blocks (763), institute
It states anti-slip regulation bar (762) to connect with anti-skidding mounting blocks (763), to drive the anti-skidding mounting blocks (763) closer or far from institute
State expanding rod driving chain (72).
10. expanding rod driving mechanism according to claim 7, which is characterized in that the anti-skidding holding component (76) is two,
Two anti-skidding opposite sides held component (76) tightly and be separately positioned on the expanding rod drive sprocket (710).
11. a kind of electric tube expander, the gold being used for as heat exchanger including frame main body (2) and in the frame main body (2)
Belong to the expanding rod suspension mechanism that pipe carries out tube expansion processing, which is characterized in that the electric tube expander further includes：
Expanding rod driving mechanism described in any one of claims 1 to 10, the expanding rod driving mechanism hang machine with the expanding rod
Structure connects, expanding rod suspension mechanism to be driven to lift.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721649852.9U CN207494409U (en) | 2017-11-30 | 2017-11-30 | Expansion rod driving mechanism and pipe expander with same |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721649852.9U CN207494409U (en) | 2017-11-30 | 2017-11-30 | Expansion rod driving mechanism and pipe expander with same |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN207494409U true CN207494409U (en) | 2018-06-15 |
Family
ID=62507914
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201721649852.9U Withdrawn - After Issue CN207494409U (en) | 2017-11-30 | 2017-11-30 | Expansion rod driving mechanism and pipe expander with same |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN207494409U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107999647A (en) * | 2017-11-30 | 2018-05-08 | 珠海格力智能装备有限公司 | Expansion rod driving mechanism and pipe expander with same |
-
2017
- 2017-11-30 CN CN201721649852.9U patent/CN207494409U/en not_active Withdrawn - After Issue
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107999647A (en) * | 2017-11-30 | 2018-05-08 | 珠海格力智能装备有限公司 | Expansion rod driving mechanism and pipe expander with same |
| CN107999647B (en) * | 2017-11-30 | 2024-02-27 | 珠海格力智能装备有限公司 | Expansion rod driving mechanism and pipe expander with same |
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