CN106391801B - A kind of steel ring folding brake - Google Patents
A kind of steel ring folding brake Download PDFInfo
- Publication number
- CN106391801B CN106391801B CN201611010405.9A CN201611010405A CN106391801B CN 106391801 B CN106391801 B CN 106391801B CN 201611010405 A CN201611010405 A CN 201611010405A CN 106391801 B CN106391801 B CN 106391801B
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- steel ring
- circular arc
- core model
- pressure
- positioning core
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Classifications
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- 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
- B21D19/00—Flanging or other edge treatment, e.g. of tubes
- B21D19/02—Flanging or other edge treatment, e.g. of tubes by continuously-acting tools moving along the edge
- B21D19/04—Flanging or other edge treatment, e.g. of tubes by continuously-acting tools moving along the edge shaped as rollers
- B21D19/06—Flanging or other edge treatment, e.g. of tubes by continuously-acting tools moving along the edge shaped as rollers working inwardly
-
- 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
- B21D22/00—Shaping without cutting, by stamping, spinning, or deep-drawing
- B21D22/14—Spinning
- B21D22/16—Spinning over shaping mandrels or formers
-
- 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
- B21D43/00—Feeding, positioning or storing devices combined with, or arranged in, or specially adapted for use in connection with, apparatus for working or processing sheet metal, metal tubes or metal profiles; Associations therewith of cutting devices
- B21D43/003—Positioning devices
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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 steel ring folding brakes, including rack, transmission mechanism is equipped in the rack, the rack is equipped with the positioning core model for being socketed steel ring, for rolling the edge-folding mechanism of steel ring, with the pressure circular arc mechanism for depressing steel ring, the mandrel of the positioning core model is connect with transmission mechanism, it is driven and is rotated by transmission mechanism, the positioning core model excircle is socketed with steel ring, the side of the positioning core model is equipped with from top to bottom to the edge-folding mechanism of steel ring top inclination force, edge-folding mechanism makes steel ring top form inside edge, the top of the positioning core model is equipped with the pressure circular arc mechanism to exert a force downwards to the inside edge on steel ring top, pressure circular arc mechanism, which moves downward, makes inside edge form downward arc groove.Steel ring folding brake of the present invention has many advantages, such as simple structure, easy to make, at low cost, flanging and presses circular arc effect good and be not easily broken.
Description
Technical field
The present invention relates to pipeline steel ring joint folding brake, specially a kind of steel ring folding brake.
Background technique
Sewer pipe is a kind of for the pipeline of sewage or rainwater to be discharged, and the life for collecting and discharging city generation is useless
The industrial wastewater that water and industry generate, existing sewer pipe is mainly gravity sewers system, its sewer pipe is to be tilted towards
Under, wherein the flowing of sewage be by gravity, conveyed in channel system using over-voltage under stress sewage pass through it is small-bore
Sewer pipe, advantage be it is simple and convenient, but there is also be easily damaged, leak the problem of, the engagement of especially two water pipes
Portion so that junction be caused to deform and gap occur, and leads to leakage, and make to living environment due to corroding and expanding with heat and contract with cold
Poling havoc.
To solve the above-mentioned problems, the joint that common solution is utilized in two water pipes connects a steel ring and connects
Head, and multiple bending sections are set on steel ring joint, to avoid the gap leakage problem that causes to deform and cause of expanding with heat and contract with cold, together
When since sewer pipe is mostly that plastic material is made, the stiffness of sewer pipe is effectively improved using steel ring joint.
Currently, existing steel ring joint is mainly by two kinds of structures, one is the steel ring that one end is provided with flanging, one is
One end is provided with the steel ring of inside edge, and for two kinds of steel rings, the steel ring of flanging can be realized using common folding brake, so
And for flanging steel ring processing process, there are the following problems, since flanging is to stretch steel ring, is easy to appear asking of fractureing
Topic；Solve the problems, such as that process fractures, but Yin Qijia since its process shrinks steel ring for the steel ring of inside edge
Work difficulty is big, currently, not there is the equipment that can process steel ring inside edge always.
Summary of the invention
A kind of the present invention provides structures simple, easy to make, at low cost, flanging and pressure circular arc effect are good and not easy to break
Disconnected steel ring folding brake.
The present invention can be achieved through the following technical solutions:
A kind of steel ring folding brake, including rack, the rack is interior to be equipped with transmission mechanism, and the rack is equipped with for being socketed
The positioning core model of steel ring, for rolling the edge-folding mechanism of steel ring, and for depressing the pressure circular arc mechanism of steel ring, the positioning core model
Mandrel connect with transmission mechanism, driven and rotated by transmission mechanism, the positioning core model excircle is socketed with steel ring, the positioning
The side of core model is equipped with from top to bottom to the edge-folding mechanism of steel ring top inclination force, and edge-folding mechanism makes steel ring top form infolding
Side, the top of the positioning core model are equipped with the pressure circular arc mechanism that exerts a force downwards to the inside edge on steel ring top, pressure circular arc mechanism to
Lower movement makes inside edge form downward arc groove.Steel ring folding brake of the present invention is mainly by transmission mechanism, positioning core model, folding brake
Structure and pressure circular arc mechanism are constituted, and components are constituted less, and structure is simple；Transmission mechanism is located at the lower section of positioning core model, with positioning
Core model connection drives positioning core model rotation, positions core model and then drives the steel ring rotation being arranged thereon, edge-folding mechanism, which is located at, to be determined
The outer upper side of position core model makes steel ring form inside edge to steel ring top inclination force from top to bottom, and it is fixed that pressure circular arc mechanism is located at
The top of position core model, forward direction is pressed downward steel ring from top to bottom, and steel ring top is made to form interior downward arc groove, total position
Connection and reasonable arrangement, occupied area are small；Edge-folding mechanism is located at the outer upper side of positioning core model, tilts exert a force to steel ring top from top to bottom
So that steel ring is formed inside edge, arc groove processed, flanging and pressure circular arc effect are pressed downward by pressure circular arc mechanism from top to bottom after inside edge
Fruit is good, and is not easily broken.
Further, the transmission mechanism includes driving motor, pulley assembly and speed reducer, and the driving motor passes through
Pulley assembly is connect with speed reducer, and the output shaft of the speed reducer is connect with the mandrel of positioning core model, and the driving motor is logical
It crosses pulley assembly and drives speed reducer, speed reducer and then drive positioning core model rotation.The pulley assembly includes driving wheel, skin
Band and driven wheel, the driving wheel are connect with driving motor, are driven and are rotated by driving motor, and the driving wheel is driven by belt
Driven wheel rotation, the input axis connection of the driven wheel and speed reducer.It is driven and is slowed down by pulley assembly using driving motor
Machine rotates, and speed reducer and then drive positioning core model rotation make positioning core model obtain reasonable revolving speed, effectively ensure flanging and press circle
Arc quality, and driving motor, pulley assembly and speed reducer are conventional gear components, and raw material sources are abundant, cost
It is cheap, it is easy for installation.
Further, the edge-folding mechanism includes side pressure cylinder, side pressure cylinder fixed seat and side pressure rolling wheel, the side pressure
Cylinder fixed seat is mounted on the rack, and the side pressure cylinder is mounted in side pressure cylinder fixed seat, the axial direction of the side pressure cylinder
It is obliquely installed from top to bottom, the catch bar of side pressure cylinder lower end is connect with side pressure rolling wheel, and side pressure cylinder pushes rolling wheel
It presses to steel ring, makes steel ring round the positioning inside flanging of core model.The axial direction of side pressure cylinder is set using top-down inclination
Set, effectively ensure that side pressure cylinder push side nip drum pinch roller from top to bottom presses to steel ring, make steel ring round positioning core model to
Inside edge effectively ensures flanging quality and effect.
Further, the L-shaped setting of excircle of the side pressure rolling wheel, side pressure rolling wheel apply steel ring, make steel ring
90 degree of flangings are inwardly formed round positioning core model.The L-shaped setting of side pressure rolling wheel excircle makes side pressure rolling wheel press steel ring
Afterwards, steel ring is inwardly formed horizontal 90-degree flanging round positioning core model, provides condition for subsequent pressure circular arc process.
Further, the pressure circular arc mechanism includes pressure circular arc cylinder, pressure circular arc air cylinder supporting structure and presses circular arc rolling wheel,
The pressure circular arc air cylinder supporting structure is mounted on the rack, and the pressure circular arc cylinder is mounted in pressure circular arc air cylinder supporting structure, described
Pressure circular arc cylinder is connect with pressure circular arc rolling wheel, and pressure circular arc cylinder pushes pressure circular arc rolling wheel to move downward and applies to steel ring
Pressure makes steel ring round the positioning downward flanging of core model.
Further, it is equipped with arc groove in the middle part of the excircle of the pressure circular arc rolling wheel, presses circular arc rolling wheel to steel ring
It presses, steel ring is made to be pressed downward into arc-shaped edges round positioning core model.
Further, the outside of the steel ring is equipped with the hold-down mechanism to exert a force to steel ring level, and the setting of hold-down mechanism has
Effect ensure steel ring positioning stability, avoid flanging and pressure circular arc during steel ring shift, and then influence steel ring flanging and
Press circular arc effect.
Further, the hold-down mechanism includes compressing to adjust bolt and horizontal contact roller, compressions adjust bolt and
The connection of horizontal contact roller, third gas cylinder push horizontal contact roller to compress steel ring to steel ring is mobile, the horizontal contact roller it is outer
Circumference contacts with steel ring line and carries out compression steel ring.Horizontal contact roller is contacted with steel ring line, is effectively ensured that it compresses effect, is avoided pressing
Tension steel ring processed can not be with positioning core model rotation, while can ensure that it compresses steel ring again, send out steel ring will not in process
Raw displacement.
Steel ring folding brake of the present invention, have it is following the utility model has the advantages that
Side pressure, structure are simple, and steel ring folding brake of the present invention is mainly justified by transmission mechanism, positioning core model, edge-folding mechanism and pressure
Arc mechanism is constituted, and components are constituted less, and structure is simple；
It presses circular arc, transmission mechanism to be located at the lower section of positioning core model, is connect with positioning core model, drive positioning core model rotation, it is fixed
Position core model so that drive be arranged thereon steel ring rotation, edge-folding mechanism be located at positioning core model outer upper side, from top to bottom to
Steel ring top inclination force makes steel ring form inside edge, and pressure circular arc mechanism is located at the top of positioning core model, from top to bottom it is positive to
Steel ring is pushed, so that steel ring top is formed interior downward arc groove, total location arrangements are reasonable, and occupied area is small；
It is third, easy to make, transmission mechanism, edge-folding mechanism, pressure circular arc mechanism and hold-down mechanism be all made of regular cyclical,
Motor driven, using rolling wheel effect flanging, pressure circular arc and compressing member, structure is simple, easy to make；
4th, at low cost, transmission mechanism, edge-folding mechanism, pressure circular arc mechanism and hold-down mechanism are all made of conventional parts,
Its raw material sources is abundant, low in cost, easy for installation；
5th, flanging and pressure circular arc are high-quality, and edge-folding mechanism is located at the outer upper side of positioning core model, from top to bottom to steel ring
Top inclination, which exerts a force, makes steel ring formation inside edge, is pressed downward arc groove processed from top to bottom by pressure circular arc mechanism after inside edge, is not easy
It fractures, flanging and pressure circular arc are high-quality.
Detailed description of the invention
Attached drawing 1 is the structural schematic diagram of steel ring folding brake of the present invention；
Attached drawing 2 is each mechanism position relation schematic diagram that steel ring folding brake of the present invention removes transmission mechanism.
Specific embodiment
In order that those skilled in the art will better understand the technical solution of the present invention, below with reference to examples and drawings
Product of the present invention is described in further detail.
As depicted in figs. 1 and 2, a kind of steel ring folding brake, including rack 10, the rack 10 is interior to be equipped with transmission mechanism 20,
The rack 10 is equipped with positioning core model 30 for being socketed steel ring 40, for rolling the edge-folding mechanism 60 of steel ring 40, and is used for
The pressure circular arc mechanism 70 of steel ring 40 is pushed, the mandrel 31 of the positioning core model 30 is connect with transmission mechanism 20, by transmission mechanism 20
Rotation is driven, 30 excircle of positioning core model is socketed with steel ring 40, and it is right from top to bottom that the side of the positioning core model 30 is equipped with
The edge-folding mechanism 60 of 40 top of steel ring inclination force, edge-folding mechanism 60 make 40 top of steel ring form inside edge, the positioning core model
30 top is equipped with the pressure circular arc mechanism 70 to exert a force downwards to the inside edge on 40 top of steel ring, and pressure circular arc mechanism 70, which moves downward, to be made
Inside edge forms downward arc groove.40 folding brake of steel ring of the present invention is mainly by transmission mechanism 20, positioning core model 30, edge-folding mechanism
60 are constituted with pressure circular arc mechanism 70, and components are constituted less, and structure is simple；Transmission mechanism 20 is located at the lower section of positioning core model 30,
It is connect with positioning core model 30, positioning core model 30 is driven to rotate, position core model 30 and then the steel ring 40 being arranged thereon is driven to rotate,
Edge-folding mechanism 60 is located at the outer upper side of positioning core model 30, makes in the formation of steel ring 40 to 40 top of steel ring inclination force from top to bottom
Flanging, pressure circular arc mechanism 70 are located at the top of positioning core model 30, and forward direction is pressed downward steel ring 40 from top to bottom, makes 40 top shape of steel ring
At interior downward arc groove, total location arrangements are reasonable, and occupied area is small；Edge-folding mechanism 60 is located at the outer of positioning core model 30
Upper side, exert a force to the inclination of 40 top of steel ring makes the formation inside edge of steel ring 40 from top to bottom, by pressure circular arc mechanism 70 after inside edge
It is pressed downward arc groove processed from top to bottom, flanging and pressure circular arc effect are good, and are not easily broken.
As shown in Figure 1, the transmission mechanism 20 includes driving motor 21,23 wheel assembly of belt and speed reducer 25, the biography
Dynamic motor 21 is connect by 23 wheel assembly of belt with speed reducer 25, the output shaft of the speed reducer 25 and the mandrel of positioning core model 30
31 connections, the driving motor 21 drive speed reducer 25, speed reducer 25 and then drive positioning core model 30 by 23 wheel assembly of belt
Rotation.23 wheel assembly of belt includes driving wheel 22, belt 23 and driven wheel 24, and the driving wheel 22 connects with driving motor 21
Connect, driven and rotated by driving motor 21, the driving wheel 22 drives driven wheel 24 to rotate by belt 23, the driven wheel 24 with
The input axis connection of speed reducer 25.Speed reducer 25 is driven to rotate by 23 wheel assembly of belt using driving motor 21, speed reducer 25
And then positioning core model 30 is driven to rotate, so that positioning core model 30 is obtained reasonable revolving speed, effectively ensures flanging and pressure circular arc quality, and
And driving motor 21,23 wheel assembly of belt and speed reducer 25 are conventional gear components, raw material sources are abundant, at low cost
It is honest and clean, it is easy for installation.
As shown in Fig. 2, the edge-folding mechanism 60 includes side pressure cylinder 61, side pressure cylinder fixed seat 64, side pressure rolling wheel 63
With side pressure pinch roller seat 62, the side pressure cylinder fixed seat 64 is mounted in rack 10, and the side pressure cylinder 61 is mounted on side pressure gas
In cylinder fixing seat 64, the axial direction of the side pressure cylinder 61 is obliquely installed from top to bottom, the catch bar of 61 lower end of side pressure cylinder
It is connect by side pressure pinch roller seat 62 with side pressure rolling wheel 63,61 push side nip drum pinch roller 63 of side pressure cylinder applies steel ring 40
Pressure makes steel ring 40 round positioning core model 30 to inside edge.The axial direction of side pressure cylinder 61 is obliquely installed using top-down, effectively
Ensure that 61 push side nip drum pinch roller 63 of side pressure cylinder from top to bottom presses to steel ring 40, makes steel ring 40 round positioning core model 30
To inside edge, effectively ensure flanging quality and effect.The L-shaped setting of excircle of the side pressure rolling wheel 63, side pressure rolling wheel
63 pairs of steel rings 40 apply, and steel ring 40 is made to be inwardly formed 90 degree of flangings round positioning core model 30.63 excircle of side pressure rolling wheel is L-shaped
Setting, after so that side pressure rolling wheel 63 is pressed steel ring 40, steel ring 40 is inwardly formed horizontal 90-degree flanging round positioning core model 30, is
Subsequent pressure circular arc process provides condition.
As shown in Fig. 2, the pressure circular arc mechanism 70 includes pressure circular arc cylinder 71, pressure circular arc air cylinder supporting structure 74, pressure circular arc
Rolling wheel 73 and pressure circular arc pinch roller seat 72, the pressure circular arc air cylinder supporting structure 74 are mounted in rack 10, the pressure circular arc cylinder
71 are mounted in pressure circular arc air cylinder supporting structure 74, and the pressure circular arc cylinder 71 passes through pressure circular arc pinch roller seat 72 and pressure circular arc rolling wheel
73 connections, pressure circular arc cylinder 71 push pressure circular arc rolling wheel 73 to move downward and press to steel ring 40, make steel ring 40 round fixed
Position core model 30 is to lower hem.It is equipped with arc groove 75 in the middle part of the excircle of the pressure circular arc rolling wheel 73, presses circular arc rolling wheel 73
It presses to steel ring 40, steel ring 40 is made to be pressed into arc-shaped edges downwards round positioning core model 30.
As depicted in figs. 1 and 2, the outside of the steel ring 40 is equipped with the hold-down mechanism 50 to the horizontal force of steel ring 40, compresses
The setting of mechanism 50 effectively ensures the stability that steel ring 40 positions, and the steel ring 40 during flanging and pressure circular arc is avoided to shift, into
And influence the flanging and pressure circular arc effect of steel ring 40.The hold-down mechanism 50 includes compressing to adjust bolt 51, horizontal compression wheel seat
52 and horizontal contact roller 53, the compression adjusts bolt 51 and is connect by the horizontal wheel seat 52 that compresses with horizontal contact roller 53, compression
Adjusting bolt 51 pushes horizontal contact roller 53 to compress steel ring 40, the excircle and steel of the horizontal contact roller 53 to steel ring 40 is mobile
The contact of 40 lines is enclosed to carry out compressing steel ring 40.Horizontal contact roller 53 is contacted with 40 line of steel ring, is effectively ensured that it compresses effect, is avoided pressing
Tension steel ring 40 processed can not be rotated with positioning core model 30, while can ensure that it compresses steel ring 40 again, process steel ring 40 will not
It is displaced in the process.
The working principle of steel ring folding brake of the present invention: adjusting compress adjusting bolt first, and it is horizontal to compress adjusting bolt pusher
Contact roller compresses steel ring to steel ring is mobile, and after compression adjusting bolt compresses steel ring in the horizontal direction, starting side pressure cylinder is axially adopted
It is pressed from top to bottom to steel ring with the side pressure cylinder push side nip drum pinch roller being obliquely installed from top to bottom, makes steel ring round fixed
Position core model is to inside edge, and after steel ring inside edge, starting pressure circular arc cylinder, pressure circular arc cylinder pushes pressure circular arc rolling wheel to move downward
Pressure circular arc is carried out to steel ring pressure.
The foregoing is only a preferred embodiment of the present invention, is not intended to limit the present invention in any form；It is all
The those of ordinary skill of the industry can be shown in by specification attached drawing and described above and swimmingly implement the present invention；But it is all
Those skilled in the art without departing from the scope of the present invention, using disclosed above technology contents
The equivalent variations for a little variation, modification and evolution made is equivalent embodiment of the invention；Meanwhile it is all according to the present invention
Substantial technological any equivalent variations to the above embodiments variation, modification and evolution etc., still fall within of the invention
Within the protection scope of technical solution.
Claims (7)
1. a kind of steel ring folding brake, including rack, it is characterised in that: be equipped with transmission mechanism in the rack, set in the rack
There is the positioning core model for being socketed steel ring, for rolling the edge-folding mechanism of steel ring, and for depressing the pressure circular arc mechanism of steel ring, institute
The mandrel for stating positioning core model is connect with transmission mechanism, is driven and is rotated by transmission mechanism, and the positioning core model excircle is socketed with steel
Circle, the outside of the steel ring are equipped with the hold-down mechanism to exert a force to steel ring level, and the side of the positioning core model is equipped with from top to bottom
To the edge-folding mechanism of steel ring top inclination force, edge-folding mechanism makes steel ring top form inside edge, the top of the positioning core model
Equipped with the pressure circular arc mechanism that the inside edge to steel ring top exerts a force downwards, pressing circular arc mechanism to move downward forms inside edge downwards
Arc groove；The pressure circular arc mechanism includes pressure circular arc cylinder, pressure circular arc air cylinder supporting structure and pressure circular arc rolling wheel, the pressure circle
Arc air cylinder supporting structure is mounted on the rack, and the pressure circular arc cylinder is mounted in pressure circular arc air cylinder supporting structure, the pressure circular arc gas
Cylinder is connect with pressure circular arc rolling wheel, and pressure circular arc cylinder pushes pressure circular arc rolling wheel to move downward and presses to steel ring, makes steel ring
Round the positioning downward flanging of core model；It is equipped with arc groove in the middle part of the excircle of the pressure circular arc rolling wheel, presses circular arc rolling wheel pair
Steel ring presses, and steel ring is made to be pressed downward into arc-shaped edges round positioning core model.
2. steel ring folding brake according to claim 1, it is characterised in that: the transmission mechanism includes driving motor, belt
Wheel assembly and speed reducer, the driving motor connects by pulley assembly with speed reducer, the output shaft of the speed reducer with calmly
The mandrel connection of position core model, the driving motor drive speed reducer, speed reducer and then drive positioning core model by pulley assembly
Rotation.
3. steel ring folding brake according to claim 2, it is characterised in that: the pulley assembly includes driving wheel, belt
And driven wheel, the driving wheel are connect with driving motor, by driving motor drive rotate, the driving wheel by belt drive from
The input axis connection of wheel rotation, the driven wheel and speed reducer.
4. steel ring folding brake according to claim 3, it is characterised in that: the edge-folding mechanism includes side pressure cylinder, side pressure
Cylinder fixed seat and side pressure rolling wheel, the side pressure cylinder fixed seat are mounted on the rack, and the side pressure cylinder is mounted on side pressure
In cylinder fixed seat, the axial direction of the side pressure cylinder is obliquely installed from top to bottom, the catch bar of side pressure cylinder lower end and side
The connection of nip drum pinch roller, side pressure cylinder push rolling wheel to press steel ring, make steel ring round the positioning inside flanging of core model.
5. steel ring folding brake according to claim 4, it is characterised in that: the excircle of the side pressure rolling wheel is L-shaped to be set
It sets, side pressure rolling wheel applies steel ring, and steel ring is made to be inwardly formed 90 degree of flangings round positioning core model.
6. according to claim 1 to steel ring folding brake described in any one of 5 claims, it is characterised in that: the hold-down mechanism
Bolt and horizontal contact roller are adjusted including compressing, the compression adjusts bolt and connect with horizontal contact roller, and third gas cylinder pushes
Horizontal contact roller compresses steel ring to steel ring is mobile.
7. steel ring folding brake according to claim 6, it is characterised in that: the excircle and steel ring line of the horizontal contact roller
Contact carries out compression steel ring.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201611010405.9A CN106391801B (en) | 2016-11-17 | 2016-11-17 | A kind of steel ring folding brake |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201611010405.9A CN106391801B (en) | 2016-11-17 | 2016-11-17 | A kind of steel ring folding brake |
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| Publication Number | Publication Date |
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| CN106391801A CN106391801A (en) | 2017-02-15 |
| CN106391801B true CN106391801B (en) | 2019-02-05 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201611010405.9A Active CN106391801B (en) | 2016-11-17 | 2016-11-17 | A kind of steel ring folding brake |
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| CN110328266B (en) * | 2019-08-16 | 2024-04-09 | 江苏三迪机车制造有限公司 | Hemming assembly and hemming method |
| CN112872140B (en) * | 2020-12-22 | 2022-11-29 | 池州赛唯特电子科技有限公司 | Automatic edge folding device for plastic shell of buzzer |
| CN113070378B (en) * | 2021-04-06 | 2022-12-02 | 枣阳德立智机械制造有限公司 | Automatic steel band taping machine |
| CN114433744A (en) * | 2022-01-10 | 2022-05-06 | 江阴创意科技有限公司 | Forming process for heat shield |
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| GB167585A (en) * | 1920-05-12 | 1921-08-12 | Cammell Laird & Co Ltd | Improvements in pipe joints and in apparatus for shaping the ends of pipes therefor |
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| CN106391801A (en) | 2017-02-15 |
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