CN109248945A - Bend pipe core rod - Google Patents
Bend pipe core rod Download PDFInfo
- Publication number
- CN109248945A CN109248945A CN201811351448.2A CN201811351448A CN109248945A CN 109248945 A CN109248945 A CN 109248945A CN 201811351448 A CN201811351448 A CN 201811351448A CN 109248945 A CN109248945 A CN 109248945A
- Authority
- CN
- China
- Prior art keywords
- punching
- universal
- slot
- head
- reset spring
- 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.)
- Withdrawn
Links
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B21—MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
- B21D—WORKING OR PROCESSING OF SHEET METAL OR METAL TUBES, RODS OR PROFILES WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
- B21D9/00—Bending tubes using mandrels or the like
- B21D9/01—Bending tubes using mandrels or the like the mandrel being flexible and engaging the entire tube length
- B21D9/03—Bending tubes using mandrels or the like the mandrel being flexible and engaging the entire tube length and built-up from loose elements, e.g. series of balls
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- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Bending Of Plates, Rods, And Pipes (AREA)
Abstract
The invention discloses a kind of bend pipe core rod, the bend pipe core rod includes punching ontology, punching axle fixture block, first universal punching part, multiple universal punching parts and multiple balls；The punching axle fixture block is mounted on the inside of the punching ontology, and the first punching slot matched with the universal punching part of the head is provided on the punching axle fixture block, so that the universal punching part of the head can be movably arranged in the first punching slot；The universal punching part of head includes the first multi-directional ball being arranged in the first punching slot and the first punching part that is connected in the first multi-directional ball；The punching slot matched with the universal punching part is provided on the head punching part.The bend pipe core rod can facilitate installation, bending machine can be cooperated to be bent as far as possible, avoid the defects of pin shaft fracture, connecting plate deform when bending.
Description
Technical field
The present invention relates to bending machine cold-bending devices, and in particular, to bend pipe core rod.
Background technique
Currently, common hard core stick is unable to satisfy thin-wall tube and stainless steel minor radius clod wash requirement, traditional structure is such as used
Soft plug must assure that mandrel bend direction and bending machine bending direction are protected since bead thickness direction is inconsistent during installation
It holds unanimously, so that installation and adjustment are relatively complicated.
Therefore it provides one kind can facilitate installation, can cooperate the curved bend pipe core rod of bending machine is that the present invention needs
It solves the problems, such as.
Summary of the invention
The present invention provides a kind of bend pipe core rod, which can facilitate installation, can cooperate as far as possible curved
The bending of pipe machine avoids the defects of pin shaft fracture, connecting plate deform when bending.
To achieve the goals above, the present invention provides a kind of bend pipe core rod, the bend pipe core rod includes punching sheet
Body, punching axle fixture block, first universal punching part, multiple universal punching parts and multiple balls；
The punching axle fixture block is mounted on the inside of the punching ontology, and be provided on the punching axle fixture block with it is described
The first punching slot that first universal punching part matches, so that the universal punching part of the head can be movably arranged in the first punching slot；
The universal punching part of head includes the first multi-directional ball being arranged in the first punching slot and to be connected to the head universal
First punching part on ball；The universal punching part includes multi-directional ball and the punching part that is connected in the multi-directional ball, multiple universal
The multi-directional ball of the universal punching part of one of them of punching part is movably arranged in punching slot, and other of multiple universal punching parts are multiple
The multi-directional ball of universal punching part is movably arranged in the connection punching slot；
It is provided with the punching slot matched with the universal punching part on the head punching part, the universal punching part is worn
Bulbus cordis is movably arranged in the punching slot, setting connection punching slot on the punching part of the universal punching part, so that multiple
The universal punching part successively can be mutually flexibly connected；And it is a pair of that one is all distinguished on the first punching part and multiple punching parts
Ground fixing sleeve is answered to be connected to ball.
Preferably, the quantity of multiple universal punching parts is set as 2, and multiple universal punching parts include intermediate universal punching part
With the universal punching part in end；The connection punching slot of the universal punching part in end is set as solid.
Preferably, first stop part is provided through in the first multi-directional ball, and the middle position of the first stop part is set
It is equipped with first backstop slot；First reset spring is installed in the head backstop slot, and the first reset spring in the longitudinal direction
Straight line and the first stop part straight line in the longitudinal direction it is perpendicular；The head reset spring is at least partially disposed in institute
It states on punching axle fixture block；And the straight line and punching ontology place length direction of the first reset spring institute in the longitudinal direction
On straight line it is parallel.
Preferably, ball is additionally provided between the first reset spring and the first backstop slot.
Preferably, it is provided through intermediate stop part in the multi-directional ball of the universal punching part in the centre, and the centre is stopped
The middle position of block piece is provided with intermediate backstop slot；Intermediate reset spring is installed in the intermediate backstop slot, and it is described in
Between reset spring straight line in the longitudinal direction and the intermediate stop part straight line it is perpendicular；The intermediate reset spring
It is at least partially disposed in the first punching slot；And the intermediate reset spring straight line in the longitudinal direction and the punching
Ontology straight line in the longitudinal direction it is parallel.
Preferably, ball is provided between the intermediate reset spring and the intermediate backstop slot.
Preferably, be provided with last reset spring on the universal punching part in the end, and the last reset spring in the longitudinal direction
Straight line and the punching ontology straight line in the longitudinal direction it is parallel；One end of the end reset spring is arranged in the centre ten thousand
Into the connection punching slot of punching part, the other end is connected by ball in the connection punching slot of the universal punching part in the end.
According to the above technical scheme, bend pipe core rod provided by the invention mainly includes punching ontology, punching axle fixture block, head
Universal punching part, multiple universal punching parts and multiple balls.The punching axle fixture block is mounted on the inside of the punching ontology, and
The first punching slot matched with the universal punching part of the head is provided on the punching axle fixture block, so that the universal punching of head
Part can be movably arranged in the first punching slot；The universal punching part of head includes the head ten thousand being arranged in the first punching slot
To ball and the first punching part being connected in the first multi-directional ball；The universal punching part includes multi-directional ball and is connected to described universal
The multi-directional ball of punching part on ball, one of them universal punching part of multiple universal punching parts is movably arranged in punching slot, more
The multi-directional ball of other multiple universal punching parts of a universal punching part is movably arranged in the connection punching slot；The head punching
The punching slot matched with the universal punching part is provided on part, the Perforative ball of the universal punching part is movably arranged on described
In punching slot, setting connection punching slot on the punching part of the universal punching part, so that multiple universal punching parts can
Successively mutually it is flexibly connected；And all fixing sleeve is connected to and turns correspondingly respectively on the first punching part and multiple punching parts
Pearl.In this way, first universal punching part is movably arranged in first punching slot, one of them universal punching part of multiple universal punching parts
Multi-directional ball is movably arranged in punching slot, and the multi-directional ball of other multiple universal punching parts of multiple universal punching parts is movably arranged on
It connects in punching slot；The punching slot matched with universal punching part is provided on first punching part, the Perforative ball of universal punching part is living
It is dynamic to be arranged in punching slot, connection punching slot is provided on the punching part of universal punching part, so that multiple universal punching parts
Can successively be flexibly connected, that is, multiple universal punching parts can bending deformation, cooperation bending machine bending.Also, first punching part and
All fixing sleeve is connected to ball correspondingly respectively on multiple punching parts, i.e., as universal to wear when two neighboring ball contacts
The size of the maximum radius of heart part rotation, crooked radian can be arranged by the quantity for increasing or decreasing multiple universal punching parts.Into
And the bend pipe core rod can cooperate bending machine to be bent, and facilitate installation, and pin shaft is avoided to be broken.
Other features and advantages of the present invention will the following detailed description will be given in the detailed implementation section.
Detailed description of the invention
The drawings are intended to provide a further understanding of the invention, and constitutes part of specification, with following tool
Body embodiment is used to explain the present invention together, but is not construed as limiting the invention.In the accompanying drawings:
Fig. 1 is a kind of the schematic diagram of the section structure of the soft plug of bending machine of preferred embodiment provided by the invention；
The schematic diagram of the section structure when Fig. 2 is a kind of bending machine soft mandrel bend of preferred embodiment provided by the invention；
Fig. 3 is a kind of structural schematic diagram of the soft plug of bending machine of preferred embodiment provided by the invention.
Description of symbols
1, punching ontology 2, punching axle fixture block
31, first multi-directional ball 32, first stop part
33, first punching slot 34, first reset spring
35, multi-directional ball 36, intermediate reset spring
37, intermediate stop part 38, connection punching slot
39, last reset spring 4, ball
Specific embodiment
Below in conjunction with attached drawing, detailed description of the preferred embodiments.It should be understood that this place is retouched
The specific embodiment stated is merely to illustrate and explain the present invention, and is not intended to restrict the invention.
In the present invention, in the absence of explanation to the contrary, " upper and lower, left and right, inside and outside " etc. are included in the term
The noun of locality only represents orientation of the term under normal service condition, or be those skilled in the art understand that be commonly called as, without answering
It is considered as the limitation to the term.
The present invention provides a kind of bend pipe core rod, the bend pipe core rod includes punching ontology 1, punching axle fixture block 2, head
Universal punching part, multiple universal punching parts and multiple balls 4；
The punching axle fixture block 2 is mounted on the inside of the punching ontology 1, and be provided on the punching axle fixture block 2 with
The first punching slot 33 that the universal punching part of head matches, so that the universal punching part of the head can be movably arranged on the head
In punching slot 33；
The universal punching part of head includes the first multi-directional ball 31 being arranged in the first punching slot 33 and is connected to the head
First punching part in multi-directional ball 31；The universal punching part includes multi-directional ball 35 and the punching that is connected in the multi-directional ball 35
The multi-directional ball 35 of part, one of them universal punching part of multiple universal punching parts is movably arranged in punching slot, multiple universal to wear
The multi-directional ball 35 of other multiple universal punching parts of heart part is movably arranged in the connection punching slot 38；
It is provided with the punching slot matched with the universal punching part on the head punching part, the universal punching part is worn
Bulbus cordis is movably arranged in the punching slot, setting connection punching slot 38 on the punching part of the universal punching part, so that more
A universal punching part successively can be mutually flexibly connected；And all distinguish one by one on the first punching part and multiple punching parts
Accordingly fixing sleeve is connected to ball 4.
Spirit of the invention is to provide a kind of bend pipe core rod, and as shown in Figure 1, Figure 2 and Figure 3, which includes
Punching ontology 1, punching axle fixture block 2, first universal punching part, multiple universal punching parts and multiple balls 4.The punching axle fixture block 2
It is mounted on the inside of the punching ontology 1, and is provided on the punching axle fixture block 2 and matches with the universal punching part of the head
First punching slot 33, so that the universal punching part of the head can be movably arranged in the first punching slot 33；The head is universal to be worn
Heart part includes the first multi-directional ball 31 being arranged in the first punching slot 33 and the first punching part being connected in the first multi-directional ball 31；
The universal punching part includes multi-directional ball 35 and the punching part that is connected in the multi-directional ball 35, and multiple universal punching parts are wherein
The multi-directional ball 35 of one universal punching part is movably arranged in punching slot, other multiple universal punching parts of multiple universal punching parts
Multi-directional ball 35 be movably arranged in the connection punching slot 38；It is provided with and the universal punching part phase on the head punching part
The Perforative ball of the punching slot of cooperation, the universal punching part is movably arranged in the punching slot, and the universal punching part is worn
Setting connection punching slot 38 on heart part, so that multiple universal punching parts successively can be mutually flexibly connected；And the head is worn
All fixing sleeve is connected to ball 4 correspondingly respectively on heart part and multiple punching parts.In this way, first universal punching part activity is set
It sets in first punching slot 33, the multi-directional ball 35 of one of them universal punching part of multiple universal punching parts is movably arranged on punching slot
In, the multi-directional ball 35 of other multiple universal punching parts of multiple universal punching parts is movably arranged in connection punching slot 38；Head is worn
The punching slot matched with universal punching part is provided on heart part, the Perforative ball of universal punching part is movably arranged in punching slot,
Connection punching slot 38 is provided on the punching part of universal punching part, so that multiple universal punching parts can successively connect in activity
Connect, that is, multiple universal punching parts can bending deformation, cooperation bending machine bending.Also, on first punching part and multiple punching parts all
Fixing sleeve is connected to ball 4 correspondingly respectively, i.e., when two neighboring ball 4 contacts, as universal punching part rotation is most
The size of large radius, crooked radian can be arranged by the quantity for increasing or decreasing multiple universal punching parts.In turn, the bend pipe machine core
Stick can cooperate bending machine to be bent, and facilitate installation, pin shaft is avoided to be broken.
In a preferred embodiment of the invention, it is bent demand to adapt to universal bending machine, and reduces resource
Waste, the quantity of multiple universal punching parts are set as 2, and multiple universal punching parts include intermediate universal punching part and end is universal wears
Heart part；The connection punching slot 38 of the universal punching part in end is set as solid.
In the case where being more highly preferred to, for convenience of the installation and removal of first universal punching part, spirit of the invention is catered to, it is described
First stop part 32 is provided through in first multi-directional ball 31, and the middle position of the first stop part 32 is provided with first backstop slot；
First reset spring 34 is installed in the head backstop slot, and the first reset spring 34 straight line in the longitudinal direction with it is described
First stop part 32 straight line in the longitudinal direction it is perpendicular；The head reset spring 34 is at least partially disposed in the punching
On axle clamp block 2；And the first institute of reset spring 34 straight line in the longitudinal direction and the punching ontology 1 in the longitudinal direction
Straight line it is parallel.It is more round and smooth to rotate first reset spring 34 in first stop part 32 in further preferred situation,
Optimize the bending property of entire bend pipe core rod, is additionally provided with ball between the head reset spring 34 and the first backstop slot.
Selectively, it is the installation and removal for making intermediate universal part, caters to spirit of the invention, the universal punching in centre
Intermediate stop part 37 is provided through in the multi-directional ball 35 of part, and the middle position of the intermediate stop part 37 is provided with centre
Backstop slot；Intermediate reset spring 36, and 36 place length direction of the intermediate reset spring are installed in the intermediate backstop slot
On straight line and the intermediate stop part 37 straight line it is perpendicular；Being at least partially disposed in for the intermediate reset spring 36 is described
In first punching slot 33；And the intermediate reset spring 36 straight line in the longitudinal direction and the 1 place length of punching ontology
Straight line on direction is parallel.In further preferred situation, to rotate intermediate reset spring 36 in intermediate stop part 37
It is more round and smooth, advanced optimize the bending property of entire bend pipe core rod, the intermediate reset spring 36 stops with the centre
Ball is provided between retaining groove.
Selectively, it is the installation and removal for making the universal punching part in end, caters to spirit of the invention, the universal punching in end
It is provided with last reset spring 39 on part, and the straight line and the punching ontology 1 of the last institute of reset spring 39 in the longitudinal direction
Straight line in the longitudinal direction it is parallel；The institute of the universal punching part in the centre is arranged in one end of the end reset spring 39
It states in connection punching slot 38, the other end is connected in the connection punching slot 38 of the universal punching part in the end by ball.
It is described the prefered embodiments of the present invention in detail above in conjunction with attached drawing, still, the present invention is not limited to above-mentioned realities
The detail in mode is applied, within the scope of the technical concept of the present invention, a variety of letters can be carried out to technical solution of the present invention
Monotropic type, these simple variants all belong to the scope of protection of the present invention.
It is further to note that specific technical features described in the above specific embodiments, in not lance
In the case where shield, can be combined in any appropriate way, in order to avoid unnecessary repetition, the present invention to it is various can
No further explanation will be given for the combination of energy.
In addition, various embodiments of the present invention can be combined randomly, as long as it is without prejudice to originally
The thought of invention, it should also be regarded as the disclosure of the present invention.
Claims (7)
1. a kind of bend pipe core rod, which is characterized in that the bend pipe core rod include punching ontology (1), punching axle fixture block (2),
First universal punching part, multiple universal punching parts and multiple balls (4)；
The punching axle fixture block (2) is mounted on the inside of the punching ontology (1), and is provided on the punching axle fixture block (2)
The first punching slot (33) matched with the universal punching part of the head, so that the universal punching part of the head can be movably arranged on institute
It states in first punching slot (33)；
The universal punching part of head includes first multi-directional ball of the setting in the first punching slot (33) and to be connected to the head universal
First punching part on ball；The universal punching part includes multi-directional ball (35) and the punching part that is connected on the multi-directional ball (35),
The multi-directional ball (35) of one of them universal punching part of multiple universal punching parts is movably arranged in punching slot, multiple universal punchings
The multi-directional ball (35) of other multiple universal punching parts of part is movably arranged in the connection punching slot (38)；
The punching slot matched with the universal punching part, the Perforative ball of the universal punching part are provided on the head punching part
It is movably arranged in the punching slot, setting connection punching slot (38) on the punching part of the universal punching part, so that multiple
The universal punching part successively can be mutually flexibly connected；And it is a pair of that one is all distinguished on the first punching part and multiple punching parts
Ground fixing sleeve is answered to be connected to ball (4).
2. bend pipe core rod according to claim 1, which is characterized in that the quantity of multiple universal punching parts is set as 2,
Multiple universal punching parts include the universal punching part of intermediate universal punching part and end；The connection punching slot of the universal punching part in end
(38) it is set as solid.
3. bend pipe core rod according to claim 2, which is characterized in that be provided through first backstop in the head multi-directional ball
Part, and the middle position of the first stop part is provided with first backstop slot；First reset spring is installed in the head backstop slot
(34), and the straight line of first reset spring (34) institute in the longitudinal direction and the head stop part in the longitudinal direction straight
Line is perpendicular；Head reset spring (34) is at least partially disposed on the punching axle fixture block (2)；And the first reset bullet
Spring (34) straight line in the longitudinal direction and the punching ontology (1) straight line in the longitudinal direction it is parallel.
4. bend pipe core rod according to claim 3, which is characterized in that the head reset spring (34) and the first backstop
Ball is additionally provided between slot.
5. bend pipe core rod according to claim 2, which is characterized in that the multi-directional ball (35) of the universal punching part in centre
On be provided through intermediate stop part (37), and the middle position of the intermediate stop part (37) is provided with intermediate backstop slot；
Be equipped with intermediate reset spring (36) in the intermediate backstop slot, and the intermediate reset spring (36) in the longitudinal direction
The straight line of straight line and the intermediate stop part (37) is perpendicular；Being at least partially disposed in for the intermediate reset spring (36) is described
In first punching slot (33)；And the intermediate reset spring (36) straight line in the longitudinal direction and punching ontology (1) institute
Straight line in the longitudinal direction is parallel.
6. bend pipe core rod according to claim 5, which is characterized in that the intermediate reset spring (36) and the centre
Ball is provided between backstop slot.
7. bend pipe core rod according to claim 2, which is characterized in that be provided with last reset on the universal punching part in end
Spring (39), and last reset spring (39) institute straight line in the longitudinal direction and the punching ontology (1) place length side
Upward straight line is parallel；The connection that the universal punching part in the centre is arranged in one end of the end reset spring (39) is worn
In heart slot (38), the other end is connected in the connection punching slot (38) of the universal punching part in the end by ball.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811351448.2A CN109248945A (en) | 2018-11-14 | 2018-11-14 | Bend pipe core rod |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811351448.2A CN109248945A (en) | 2018-11-14 | 2018-11-14 | Bend pipe core rod |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN109248945A true CN109248945A (en) | 2019-01-22 |
Family
ID=65044174
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201811351448.2A Withdrawn CN109248945A (en) | 2018-11-14 | 2018-11-14 | Bend pipe core rod |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN109248945A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113210474A (en) * | 2021-05-11 | 2021-08-06 | 浙江大学 | Core ball connecting device for bending pipe fitting to inhibit core ball from shaking |
-
2018
- 2018-11-14 CN CN201811351448.2A patent/CN109248945A/en not_active Withdrawn
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113210474A (en) * | 2021-05-11 | 2021-08-06 | 浙江大学 | Core ball connecting device for bending pipe fitting to inhibit core ball from shaking |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| PB01 | Publication | ||
| PB01 | Publication | ||
| TA01 | Transfer of patent application right | ||
| TA01 | Transfer of patent application right |
Effective date of registration: 20190304 Address after: 241000 No. 8 Wanchunzhong Road, Jiujiang Development Zone, Wuhu City, Anhui Province Applicant after: Meng Qiuping Address before: No. 8 Wanchunzhong Road, Jiujiang Development Zone Applicant before: Wuhu Shuangyi Hydraulic Component Co., Ltd. |
|
| SE01 | Entry into force of request for substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| TA01 | Transfer of patent application right | ||
| TA01 | Transfer of patent application right |
Effective date of registration: 20190505 Address after: 241000 No. 8 Wanchunzhong Road, Jiujiang Development Zone, Wuhu City, Anhui Province Applicant after: Wuhu Shuangyi Hydraulic Component Co., Ltd. Address before: 241000 No. 8 Wanchunzhong Road, Jiujiang Development Zone, Wuhu City, Anhui Province Applicant before: Meng Qiuping |
|
| WW01 | Invention patent application withdrawn after publication | ||
| WW01 | Invention patent application withdrawn after publication |
Application publication date: 20190122 |