CN206561074U - Electric tube expander receiver and multistation electric tube expander - Google Patents
Electric tube expander receiver and multistation electric tube expander Download PDFInfo
- Publication number
- CN206561074U CN206561074U CN201720159217.6U CN201720159217U CN206561074U CN 206561074 U CN206561074 U CN 206561074U CN 201720159217 U CN201720159217 U CN 201720159217U CN 206561074 U CN206561074 U CN 206561074U
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- connecting portion
- receiver
- link slot
- projection
- contiguous block
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Abstract
The utility model discloses the receiver and multistation electric tube expander of a kind of electric tube expander, the receiver includes the mounting seat for being used to be connected with the electric tube expander, the mounting seat is provided with first connecting portion and second connecting portion, and the first connecting portion is located on two relative sides of the mounting seat respectively with the second connecting portion；The first connecting portion is provided with link slot, and the second connecting portion is provided with contiguous block, and the link slot is adapted with the size and shape of the contiguous block, and the holding portion for being used for holding contiguous block tightly is provided with the link slot.The technical solution of the utility model enables to quickly assemble and fast quick-detach between receiver and receiver, is effectively reduced each receiver independently installed time by the contiguous block on the link slot on the receiver and another receiver；Contiguous block is connected with link slot, and packaging efficiency is high, easy to disassemble.
Description
Technical field
The utility model is related to electric tube expander, more particularly to a kind of electric tube expander receiver and multistation electric tube expander.
Background technology
Pipe in the device fabrications such as heat exchanger, condenser, high-pressure heater, tube sheet connection it is swollen frequently with pipe expanding equipment
Tightly, in order to improve the operating efficiency of electric tube expander, multiple stations are set to process together in electric tube expander.At present, an electric tube expander is at least
There is the receiver above 9 stations, each station at least to install 50, each receiver is independently installed, by that will install
Seat is installed in the base of electric tube expander, is fixed by fixed pin, is often filled a receiver and is about taken as 6s, each station installation reception
Device takes about 300s, and every electric tube expander installs receiver and takes about 2700s, i.e. 45min；And to swollen before showing by bursting at the seams daily
Pipe machine receiver is checked, is tapped with preventing portion after the fixation pin damage for receiving device, is produced broken pipe.
In the prior art, electric tube expander is commonly applied to air-conditioning technical field, for the expanded joint of condenser pipe in air-conditioning, now tube expansion
When the receiver of machine is remodeled, the installation of receiver is wasted time and energy, and receiver installation check trouble, if it is on duty practice employee or
Employee forgets an inspection, then can cause the bending of product batch.
Utility model content
Main purpose of the present utility model is to provide a kind of electric tube expander receiver and multistation electric tube expander, it is intended to connect multiple
Receive device and be assembled into entirety, realize that electric tube expander is quickly remodeled, and can effectively prevent the fixation pin of receiver from damaging to cause broken pipe.
To achieve the above object, the utility model proposes a kind of electric tube expander receiver, be characterised by, the receiver bag
The mounting seat for being connected with the electric tube expander is included, the mounting seat is provided with first connecting portion and second connecting portion, described
First connecting portion is located on two relative sides of the mounting seat respectively with the second connecting portion；The first connecting portion
Link slot is provided with, the second connecting portion is provided with contiguous block, the size and shape phase of the link slot and the contiguous block
The holding portion for being used for holding contiguous block tightly is provided with adaptation, the link slot.
Further, the first projection is convexly equipped with the first connecting portion, the link slot is arranged at first projection
On；The second projection is convexly equipped with the second connecting portion, the contiguous block is arranged on second projection；The link slot
It is respectively arranged at the contiguous block on the first projection face opposite with the second projection.
Further, the mounting seat is provided with support base, and the bottom surface of the support base is provided with support column to be connected to
The top surface of the mounting seat；The support base be provided with the 3rd connecting portion and the 4th connecting portion, the 3rd connecting portion with it is described
4th connecting portion respectively on two relative sides of the support base, side where the 3rd connecting portion with it is described
Side in mounting seat where first connecting portion is located at the same side, the side where the 4th connecting portion with the mounting seat
Side where second connecting portion is located at the same side；3rd connecting portion is provided with link slot, the 3rd connecting portion
Link slot is identical with connection groove shape, the size in the first connecting portion, and the 4th connecting portion is provided with contiguous block, described
Contiguous block on 4th connecting portion is block-shaped with the connection in the second connecting portion, size is identical.
Further, the 3rd projection is convexly equipped with the 3rd connecting portion, the link slot is arranged at the 3rd projection
On；The 4th projection is convexly equipped with 4th connecting portion, the contiguous block is arranged on the 4th projection；The link slot with
The contiguous block is respectively arranged on the 3rd projection face opposite with the 4th projection.
Further, the link slot is in dovetail shaped with the contiguous block；The forked tail port of the link slot is embraced to be described
Tight portion.
Further, an end on the link slot length direction is opening-like, and another end is in closed, institute
The length direction for stating contiguous block is parallel with the length direction of the link slot, the contiguous block from it is described connection channel opening end
It is fitted into the link slot.
Further, the height of projection sum of first projection and the second projection, the 3rd projection are convex with the 4th projection
Height sum is played to be respectively less than or equal to 11.8mm.
Further, the bottom surface of the mounting seat is provided with two fixed pin.
Further, the support base, which is provided with, is used to support the mounting groove for treating expansion connection pipe, and the mounting groove is by the branch
The top surface of support seat is opened up toward the direction of mounting seat.
To achieve these goals, the utility model also proposes a kind of multistation electric tube expander, it is characterised in that including tube expansion
It is connected between machine base and several receivers, the receiver by the contiguous block and the link slot, it is some
The individual receiver is installed in the tube expansion machine base.
Wherein, the receiver includes the mounting seat for being used to be connected with the electric tube expander, and the mounting seat is provided with first
Connecting portion and second connecting portion, the first connecting portion are located at two phases of the mounting seat with the second connecting portion respectively
To side on；The first connecting portion is provided with link slot, and the second connecting portion is provided with contiguous block, the link slot
It is adapted with the size and shape of the contiguous block, the holding portion for being used for holding contiguous block tightly is provided with the link slot.
In the technical solution of the utility model, on the receiver set link slot and for another receiver
The contiguous block that link slot is connected, can be realized between receiver and receiver by the mating connection of contiguous block and link slot
Quickly assembling and fast quick-detach, are quickly connected using link slot with contiguous block, and receiver packaging efficiency is high；Link slot is with being connected
Block quick release, for the receiver on multistation electric tube expander, is easy to the replacing of individual receivers.
Brief description of the drawings
, below will be to embodiment in order to illustrate more clearly of the utility model embodiment or technical scheme of the prior art
Or the accompanying drawing used required in description of the prior art is briefly described, it should be apparent that, drawings in the following description are only
It is some embodiments of the present utility model, for those of ordinary skill in the art, is not paying the premise of creative work
Under, other accompanying drawings can also be obtained according to the structure shown in these accompanying drawings.
Fig. 1 is the dimensional structure diagram of the utility model electric tube expander receiver；
Fig. 2 is the positive structure schematic of electric tube expander receiver in Fig. 1；
Fig. 3 is the left surface structural representation of electric tube expander receiver in Fig. 1；
Fig. 4 is the right flank structural representation of electric tube expander receiver in Fig. 1；
Fig. 5 be the utility model multistation electric tube expander in receiver assembling schematic diagram；
Fig. 6 is the positive schematic diagram of package assembly of the receiver in multistation electric tube expander in Fig. 5.
Drawing reference numeral explanation：
| Label | Title | Label | Title |
| 1 | Mounting seat | 2 | Support base |
| 11 | First connecting portion | 21 | 3rd connecting portion |
| 12 | Second connecting portion | 22 | 4th connecting portion |
| 13 | Fixed pin | 23 | Support column |
| 3 | Link slot | 24 | Mounting groove |
| 4 | Contiguous block |
Realization, functional characteristics and the advantage of the utility model purpose will be described further referring to the drawings in conjunction with the embodiments.
Embodiment
Below in conjunction with the accompanying drawing in the utility model embodiment, the technical scheme in the utility model embodiment is carried out
Clearly and completely describe, it is clear that described embodiment is only a part of embodiment of the present utility model, rather than all
Embodiment.Based on the embodiment in the utility model, those of ordinary skill in the art are not making creative work premise
Lower obtained every other embodiment, belongs to the scope of the utility model protection.
It is to be appreciated that institute is directional in the utility model embodiment indicates (such as up, down, left, right, before and after ...)
Relative position relation, motion conditions for being only used for explaining under a certain particular pose (as shown in drawings) between each part etc., such as
When really the particular pose changes, then directionality indicates also correspondingly therewith to change.
In addition, the technical scheme between each embodiment can be combined with each other, but must be with ordinary skill
Personnel can be implemented as basis, when the combination appearance of technical scheme is conflicting or can not realize it will be understood that this technical side
The combination of case is not present, also not within the protection domain of the utility model requirement.
Reference picture 1, Fig. 1 is the structural representation of the receiver of the utility model electric tube expander.
The utility model proposes a kind of receiver of electric tube expander, the receiver includes being used for what is be connected with the electric tube expander
Mounting seat 1, the mounting seat 1 is provided with first connecting portion 11 and second connecting portion 12, the first connecting portion 11 and described the
Two connecting portions 12 are respectively on two relative sides of the mounting seat 1；The first connecting portion 11 is provided with link slot
3, the second connecting portion 12 is provided with contiguous block 4, and the link slot 3 is adapted with the size and shape of the contiguous block 4, institute
State the holding portion for being provided with link slot 3 and being used for holding contiguous block 4 tightly.
In the utility model, link slot 3 and contiguous block 4 are set so that receiver and other receivers in the mounting seat 1
Between the quick assembling of realization and fast quick-detach can be engaged by contiguous block 4 and link slot 3, link slot 3 and contiguous block 4
Quick connection so that receiver packaging efficiency is high；Link slot 3 and the quick release of contiguous block 4, on multistation electric tube expander
Receiver, is easy to individual receivers dismounting and change.
Further, with continued reference to Fig. 2, the first projection (not identifying), the company are convexly equipped with the first connecting portion 11
Access slot 3 is arranged on first projection；The second projection (not identifying), the contiguous block are convexly equipped with the second connecting portion 12
4 are arranged on second projection；The link slot 3 is respectively arranged at the first projection and the second projection phase with the contiguous block 4
On the face of the back of the body.For the ease of the setting of link slot 3, set projection to thicken the wall thickness of the mounting seat 1 on connecting portion, prevent
Open up the problem of low intensity occurs in mounting seat 1 after link slot 3；Further, since when multiple receivers are assembled in together, receiver leads to
Cross side to connect, the link slot 3 and the contiguous block 4 are arranged on the joint face between the receiver, are more conducive to connect
Receive the assembling between device.
It is understood that the link slot 3 and the contiguous block 4 can also be arranged at first projection and second convex
On other faces of block, as long as ensureing that the link slot 3 is located at corresponding position, and the energy of the contiguous block 4 with the contiguous block 4
It is installed in link slot 3.
Further, the mounting seat 1 is provided with support base 2, and the bottom surface of the support base 2 is provided with support column 23 with even
It is connected to the top surface of the mounting seat 1；The support base 2 is provided with the 3rd connecting portion 21 and the 4th connecting portion 22, and the described 3rd connects
Socket part 21 is located on two relative sides of the support base 2 respectively with the 4th connecting portion 22, the 3rd connecting portion
Side where 21 is located at the same side, the 4th connecting portion 22 with the side where first connecting portion in the mounting seat 1 11
The side at place is located at the same side with the side where second connecting portion in the mounting seat 1 12；On 3rd connecting portion 21
Provided with link slot 3, the shape of link slot 3 on link slot 3 and the first connecting portion 11, size on the 3rd connecting portion 21
Identical, the contiguous block 4 that the 4th connecting portion 22 is provided with contiguous block 4, the 4th connecting portion 22 is connected with described second
The shape of contiguous block 4, size in portion 12 is identical.
It is understood that the link slot 3 can be only arranged in mounting seat 1 with the contiguous block 4, or set simultaneously
It is placed in mounting seat 1 and support base 2.Being connected between two receivers is a little arranged on support base 2 and mounting seat 1,
Fix up and down, make stability and stationarity between receiver higher.
In the utility model, the link slot 3 on the link slot 3 in the mounting seat 1 and the support base 2 is arranged at together
Side, the same side is arranged at by the contiguous block 4 on the link slot 3 in the mounting seat 1 and the support base 2, increases receiver
Versatility, be easy to the replacing of receiver.
Or, it can also be provided with the contiguous block 4, the 4th connecting portion 22 and set on the 3rd connecting portion 21
It is equipped with the link slot 3.Namely the link slot 3 in the mounting seat 1 is located at the same side with the contiguous block 4 on the support base 2,
Contiguous block 4 in the mounting seat 1 is located at the same side with the contiguous block 4 on the support base 2.
Further, the 3rd projection (not identifying) is convexly equipped with the 3rd connecting portion 21, the link slot 3 is arranged at institute
State on the 3rd projection；The 4th projection (not identifying) is convexly equipped with 4th connecting portion 22, the contiguous block 4 is arranged at described
On four projections；The link slot 3 is respectively arranged on the 3rd projection face opposite with the 4th projection with the contiguous block 4.In order to
It is easy to the setting of link slot 3, sets projection to thicken the wall thickness of the mounting seat 1 on connecting portion, prevent from opening up after link slot 3
The problem of there is low intensity in mounting seat 1；Further, since when multiple receivers are assembled in together, receiver is connected by side, will
The link slot 3 and the contiguous block 4 are arranged on the joint face between the receiver, the group more conducively between receiver
Dress.
Further, the link slot 3 is in dovetail shaped with the contiguous block 4, and the forked tail port of the link slot 3 is described
Holding portion.Dovetail groove has the narrow characteristic of interior wide opening, and dovetail has the feature of inner narrow outer width, and dovetail is installed in into dovetail groove
In, the forked tail port of the link slot 3 is the holding portion of the link slot 3, plays holding, limits the multi-direction motion of dovetail,
Connection and the fixed contiguous block 4.
It is understood that the link slot 3 and the contiguous block 4 can be other structures, such as, the link slot 3
In arcuation, and radian is more than 180 °, and the contiguous block 4 is also provided with being in the form of a column, the contiguous block of the column and the link slot phase of arcuation
Adaptation；Or, two sides of the link slot 3 are provided with the baffle plate of relative extension, form it into a less company of notch opening
Access slot 3, it is in " T " character form structure that the contiguous block 4, which is set, and the contiguous block 4 connects as described from one end installing of the link slot 3
In access slot 3, the connection and fixation between two receivers are realized.
Further, reference picture 3 is to Fig. 4, and an end on the length direction of link slot 3 is opening-like, another
End is in closed, and the length direction of the contiguous block 4 is parallel with the length direction of the link slot 3, and the contiguous block 4 is from institute
The end for stating the opening of link slot 3 is fitted into the link slot 3.
One end of the link slot 3 is provided with opening, in order to quickly load the contiguous block 4, and the link slot 3
The other end be in closed, link slot 3 is played the role of positioning, to ensure the assembling essence of the link slot 3 and the contiguous block 4
Degree.
Further, if the mounting seat 1 and the same side of the support base 2 are provided with the link slot 3, the peace
Dress seat 1 is arranged at same one end with the open end on the link slot 3 on the support base 2；If the mounting seat 1 and the support
When 2 relative sides of seat are provided with the link slot 3, the mounting seat 1 and the openend on the link slot 3 on the support base 2
Portion is arranged at relative one end, in order to the installation of contiguous block 4.
Further, the height of projection sum of first projection and the second projection, the 3rd projection are convex with the 4th projection
Height sum is played to be respectively less than or equal to 11.8mm.When two receivers are installed on the station of the electric tube expander, two connect
The gap received between device is 11.8mm, in order to meet the station requirement on electric tube expander, two receivers in the prior art it
Between the length sum of projection of projection at least meet requirement less than or equal to 11.8mm, it is ensured that between receiver and receiver
Assembling.
Further, the depth of the link slot 3 is equal with the height of projection of the contiguous block 4.Company on one receiver
When access slot 3 is connected with the contiguous block 4 on another receiver, by the way that contiguous block 4 is installed in link slot 3, connection
Groove 3 is connected with contiguous block 4 by interference fit, when the depth of link slot 3 is equal with the height of projection of contiguous block 4, it is ensured that connection
Block 4 is adapted in link slot 3 completely, improves the stability of connection.
It is understood that because the station between receiver according to electric tube expander determines the clipping room between two receivers
Installation gap between gap, two receivers is constant, height of projection sum in first projection and the second projection, the 3rd convex
When the height of projection sum of block and the 4th projection is respectively less than 11.8mm, the height of projection of the contiguous block 4 accordingly increases and could expired
Connection between two receivers of foot, now, the depth of the link slot 3 are less than the height of projection of the contiguous block 4, two institutes
The part of contiguous block 4 is stated to be installed in the link slot 3.
Further, the bottom surface of the mounting seat 1 is provided with two fixed pin 13.It is understood that the fixed pin 13
The pin that can be square for section, or the cylindrical pin in section.Fixed pin 13 is used to support receiver, it is ensured that be arranged on
Expansion connection pipe (not shown) is in plane treating on receiver, is prevented from producing broken pipe, is improved production quality.
Further, the support base 2 treats expansion connection pipe for support, such as the pipe fitting such as radiator, is set on the support base 2
There is the mounting groove 24 that expansion connection pipe is treated for installing, the top surface of the mounting groove 24 from the support base 2 is opened toward the direction of mounting seat
If.Installed using mounting groove 24 and treat expansion connection pipe, it is easy for installation, and ensure that the stability for treating expansion connection pipe during expanded joint.
Further, the support column 23 is provided with two, and two support columns 23 are equipped with one on relative position
Waist-shaped hole, the length direction of the waist-shaped hole is parallel with the bearing of trend of the support column 23.Set on the support column 23
Waist-shaped hole, in the ttom of pipe for treating expansion connection pipe in the mounting groove 24, prevents from treating that expansion connection pipe is rocked with fixed placement.
Reference picture 5 to Fig. 6, the utility model proposes a kind of multistation electric tube expander, if it include tube expansion machine base and
Dry receiver, wherein, the receiver includes the mounting seat 1 for being used to be connected with the electric tube expander, and the mounting seat 1 is provided with
First connecting portion 11 and second connecting portion 12, the first connecting portion 11 are located at described install with the second connecting portion 12 respectively
On two relative sides of seat 1；The first connecting portion 11 is provided with link slot 3, and the second connecting portion 12 is provided with company
Block 4 is connect, the link slot 3 is adapted with the size and shape of the contiguous block 4, being provided with the link slot 3 is used for the company of holding tightly
Meet the holding portion of block 4.It is connected between multiple receivers by the contiguous block 4 with the link slot 3, several institutes
State receiver and be installed in the tube expansion machine base.
In the utility model, between electric tube expander is shut down and remodeled, it is online under several receivers are first passed through into adjacent company
Access slot 3 and contiguous block 4 are combined, and form the receiver group of an entirety, the assembling mode letter of link slot 3 and contiguous block 4
Single, packaging efficiency is high；Whole receiver group is disposably installed on the tube expansion machine base, each connect can be effectively reduced
Receive device it is independently installed in time, realize that electric tube expander is quickly remodeled, compared with prior art, improved efficiency of remodeling 92%.This
Outside, because link slot 3 is with contiguous block 4 with being connected and fixation between receiver group, electric tube expander receiver corporation is integral
After formula, fix pin 13 when some middle receiver and be broken, can be supported by adjacent nearby, it is to avoid base occur unstable
The situation of batch broken pipe is caused to occur.
Preferred embodiment of the present utility model is the foregoing is only, the scope of the claims of the present utility model is not thereby limited,
It is every under inventive concept of the present utility model, the equivalent structure made using the utility model specification and accompanying drawing content is become
Change, or directly/be used in other related technical fields indirectly and be included in scope of patent protection of the present utility model.
Claims (10)
1. a kind of electric tube expander receiver, is characterised by, the receiver includes the mounting seat for being used to be connected with the electric tube expander, institute
Mounting seat is stated provided with first connecting portion and second connecting portion, the first connecting portion is located at respectively with the second connecting portion
On two relative sides of the mounting seat；The first connecting portion is provided with link slot, and the second connecting portion is provided with
Contiguous block, the link slot is adapted with the size and shape of the contiguous block, and being provided with the link slot is used to hold connection tightly
The holding portion of block.
2. receiver as claimed in claim 1, it is characterised in that the first projection is convexly equipped with the first connecting portion, described
Link slot is arranged on first projection；The second projection is convexly equipped with the second connecting portion, the contiguous block is arranged at institute
State on the second projection；The link slot is respectively arranged on the first projection face opposite with the second projection with the contiguous block.
3. receiver as claimed in claim 2, it is characterised in that the mounting seat is provided with support base, the support base
Bottom surface is provided with support column to be connected to the top surface of the mounting seat；The support base is provided with the 3rd connecting portion and the 4th connection
Portion, the 3rd connecting portion and the 4th connecting portion are respectively on two relative sides of the support base, and described the
Side where three connecting portions is located at the same side, the 4th connecting portion with the side where first connecting portion in the mounting seat
The side at place is located at the same side with the side where second connecting portion in the mounting seat；3rd connecting portion is provided with company
Link slot on access slot, the 3rd connecting portion is identical with connection groove shape, the size in the first connecting portion, and the described 4th
Connecting portion is provided with contiguous block, and the contiguous block on the 4th connecting portion and connection in the second connecting portion are block-shaped, big
It is small identical.
4. receiver as claimed in claim 3, it is characterised in that be convexly equipped with the 3rd projection on the 3rd connecting portion, described
Link slot is arranged on the 3rd projection；The 4th projection is convexly equipped with 4th connecting portion, the contiguous block is arranged at institute
State on the 4th projection；The link slot is respectively arranged on the 3rd projection face opposite with the 4th projection with the contiguous block.
5. the receiver as described in claim 1-4 any one, it is characterised in that the link slot is in the contiguous block
Dovetail shaped；The forked tail port of the link slot is the holding portion.
6. receiver as claimed in claim 5 a, it is characterised in that end on the link slot length direction is in opening
Shape, another end is in closed, and the length direction of the contiguous block is parallel with the length direction of the link slot, the connection
During block is fitted into the link slot from the end of the connection channel opening.
7. receiver as claimed in claim 4, it is characterised in that the height of projection of first projection and the second projection it
It is respectively less than or equal to 11.8mm with the height of projection sum of, the 3rd projection and the 4th projection.
8. receiver as claimed in claim 7, it is characterised in that the bottom surface of the mounting seat is provided with two fixed pin.
9. receiver as claimed in claim 7, it is characterised in that the support base, which is provided with, to be used to support the peace for treating expansion connection pipe
Tankage, the mounting groove is opened up from the top surface of the support base toward the direction of mounting seat.
10. a kind of multistation electric tube expander, it is characterised in that any including tube expansion machine base and several such as claims 1 to 9
It is connected between receiver described in one, the receiver by the contiguous block and the link slot, described in several
Receiver is installed in the tube expansion machine base.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720159217.6U CN206561074U (en) | 2017-02-21 | 2017-02-21 | Electric tube expander receiver and multistation electric tube expander |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720159217.6U CN206561074U (en) | 2017-02-21 | 2017-02-21 | Electric tube expander receiver and multistation electric tube expander |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN206561074U true CN206561074U (en) | 2017-10-17 |
Family
ID=60031264
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201720159217.6U Active CN206561074U (en) | 2017-02-21 | 2017-02-21 | Electric tube expander receiver and multistation electric tube expander |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN206561074U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108031756A (en) * | 2017-11-30 | 2018-05-15 | 珠海格力智能装备有限公司 | Received block installing mechanism and there is its electric tube expander |
| CN114798934A (en) * | 2022-04-25 | 2022-07-29 | 永艺家具股份有限公司 | Double-station expansion-bending integrated pipe fitting machining device and application thereof |
-
2017
- 2017-02-21 CN CN201720159217.6U patent/CN206561074U/en active Active
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108031756A (en) * | 2017-11-30 | 2018-05-15 | 珠海格力智能装备有限公司 | Received block installing mechanism and there is its electric tube expander |
| CN114798934A (en) * | 2022-04-25 | 2022-07-29 | 永艺家具股份有限公司 | Double-station expansion-bending integrated pipe fitting machining device and application thereof |
| CN114798934B (en) * | 2022-04-25 | 2023-06-02 | 永艺家具股份有限公司 | Double-station expansion-bending integrated pipe fitting machining device and application thereof |
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