CN105234219B - Equipment for bending blanking - Google Patents
Equipment for bending blanking Download PDFInfo
- Publication number
- CN105234219B CN105234219B CN201510795417.6A CN201510795417A CN105234219B CN 105234219 B CN105234219 B CN 105234219B CN 201510795417 A CN201510795417 A CN 201510795417A CN 105234219 B CN105234219 B CN 105234219B
- Authority
- CN
- China
- Prior art keywords
- hole
- pedestal
- boss
- pipe fitting
- bending
- 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.)
- Expired - Fee Related
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
- B21D7/00—Bending rods, profiles, or tubes
- B21D7/02—Bending rods, profiles, or tubes over a stationary forming member; by use of a swinging forming member or abutment
- B21D7/024—Bending rods, profiles, or tubes over a stationary forming member; by use of a swinging forming member or abutment by a swinging forming member
-
- 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
- B21D45/00—Ejecting or stripping-off devices arranged in machines or tools dealt with in this subclass
- B21D45/06—Stripping-off devices
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Bending Of Plates, Rods, And Pipes (AREA)
Abstract
The invention discloses a kind of equipment for bending blanking, including pedestal (1), pedestal (1) is provided with reference plane (3), pedestal (1) is provided with the boss (4) positioned higher than reference plane (3) for pipe fitting (2) the other end, and boss (4) is provided with the opening (5) for being used for housing pipe fitting (2) end；Described pedestal (1) is vertically provided with the through hole (6) that the pipe fitting (2) being used for after bending is vertically slided.There is provided a kind of maintenance cost low, easy to operate and without manually take the equipment for bending blanking of pipe.
Description
Technical field
The present invention relates to pipe fitting brake techniques field, more particularly to a kind of equipment for bending blanking.
Background technology
Currently, the bending machine of in the market mainly includes CNC tube bending machine, hydraulic pipe bender etc., in the bending machine of prior art
The problem of generally existing maintenance cost height, complex operation.In addition, in the prior art bending machine need one by one to be placed into pipe fitting it is curved
In pipe machine, after also one by one being taken out the pipe fitting of forming after pipe fitting bending, therefore during taking-up, if there is work in bender
Make unreliable problem to be easy for causing industrial injury to the operating personnel of taking-up, that is to say, that bending machine of the prior art is also present
The safety problem caused by needing manually to take pipe.
The content of the invention
The technical problem to be solved in the present invention be overcome existing technological deficiency there is provided a kind of maintenance cost it is low, operation letter
Just and without manually take the equipment for bending blanking of pipe.
The technical solution of the present invention is to provide a kind of equipment for bending blanking with following structure：Including
Pedestal, pedestal is provided with the reference plane for being used for placing pipe fitting free end and rotated for pipe fitting free end, and pedestal, which is provided with, is higher than base
The boss that quasi- face positions for pipe fitting the other end, boss is provided with the opening for being used for housing pipe fitting end；Described pedestal
The through hole that the pipe fitting that being vertically provided with is used for after bending is vertically slided, shape of through holes and the shape after pipe fitting bending
Unanimously, through hole vertically insertion pedestal upper surface and lower surface and through hole vertically with open communication, through hole includes
First through hole immediately below boss and the second through hole positioned at outside the boss, first through hole and the second through hole are logical by arc
Hole is connected；It is used for the side-walls for the perpendicular and close boss side on the second through hole intersected with reference plane on boss in same
On perpendicular；Slidably connected on described pedestal for stretching into through hole with support tubes one end or being extracted from through hole to release
The straight pin constrained pipe fitting one end, straight pin is arranged in boss position directly below, and straight pin top edge and reference plane
In same level；Described pedestal is provided with accommodating straight pin and the blind hole slided for straight pin, straight pin and blind hole
The first extension spring, the slide bar that straight pin extends and extended to outside pedestal towards pedestal outside, sliding bar connection are provided between bottom
Linear gear rack is provided with pedestal and on slide bar；A pair of intermeshing first gears and are rotatably connected in described pedestal
Two gears, first gear and the linear gear rack engaged transmission on slide bar；Ratchet, ratchet one end and second are rotatably connected on pedestal
It is connected with gear clamping or disengagement, and ratchet between the end of second gear and pedestal and is connected to the second tooth for ratchet
The second extension spring on wheel；On boss the top for being pushed against with the pipe fitting after bending is slidably connected close to the region of perpendicular
Bar, boss is provided with the stepped hole for being used for housing push rod and slided for push rod, and push rod periphery wall is provided with annular protrusion, stepped hole
Nut is combined with opening so that the annular protrusion on push rod is locked in stepped hole, push rod one end and remote second tooth on ratchet
The end of wheel is pushed against, and the other end stretches out boss or is contracted in boss；It is used for one pushed against with push rod end on described ratchet
Hold as swash plate；It is rotatably connected on described pedestal for pipe fitting to be bent into the flap consistent with shape of through holes, flap includes
It is connected with line part for the curved portions of moulding pipe bending region and for moulding pipe linearity region, pedestal for driving
Drift on the hydraulic machine that dynamic flap is rotated, hydraulic machine is contacted with the line part on flap, and the line part on flap with
The 3rd extension spring is connected between pedestal.
The present invention is placed in the opening on boss by pipe fitting one end, and the other end is lain in a horizontal plane in reference plane, so
The pipe fitting of a linear can just be positioned；Wherein, carried out below the pipe fitting end in opening by straight pin
Support limit；Subsequently, the drift on hydraulic machine is worked to drive flap to rotate, and then pipe fitting is bent into and through hole by flap
The consistent shape of shape, i.e. pipe fitting one end in the opening on boss, are close to perpendicular on boss after other end bending all the time
In straight plane；When pipe fitting bending is close to the perpendicular of boss, pipe fitting inner wall can promote push rod to slide to cause ratchet and the
Two are out of gear, that is, release constraint of the ratchet to second gear；In addition, ratchet begins in the second tension spring tension effect lower band pawl
It is connected to eventually in second gear, and the swash plate that pipe fitting after bending departs from the ratchet other end after the perpendicular on boss can be with
Push rod is push to reset and reach outside perpendicular；Subsequent straight pin be contracted under the drive of the first extension spring in blind hole so as to
Supporting role of the straight pin for pipe fitting, i.e. pipe fitting after bending are relieved in vacant state；At the same time, flap is drawn the 3rd
Resetted under the drive of spring, so that the pipe fitting after bending can just fall along the inwall of through hole.In whole pipe fitting bending process, behaviour
Only need to pipe fitting being placed on pedestal as personnel, in pipe fitting bending process, the pipe fitting after bending can also be carried out automatic
Blanking, it is not necessary to which hand extend into above pedestal and operated to the pipe fitting after bending by operating personnel, i.e., whole bending process pair
Require very easy in the operation of operating personnel, and without manually taking pipe, add safety of the pipe fitting bending for operating personnel
Property；Further, the parts involved by structure of the invention are all a little simple parts, and gear, rack are all that standard component can be with city
Field is directly bought, and the parts such as pedestal, flap, straight pin are all simple structure, and the cost of production and processing is low, that is to say, that this
A little parts however be exactly that purchase cost is low, or be exactly that production cost is low, so the structure in the present invention is being safeguarded in the future
Cost is also decreased.Therefore, to provide a kind of maintenance cost low, easy to operate and be used for bending without manually take pipe by the present invention
The equipment of blanking.
As a preferred embodiment, described slide bar is slidably connected in pedestal by dovetail groove.It is preferred by this, it is ensured that
Slide bar will not depart from sliding process from pedestal, and oat tail groove structure not only can play guide effect to the slip of slide bar,
Spacing effect can also be played to the slip of slide bar.
As a preferred embodiment, the first described extension spring is socketed on slide bar, and first extension spring one end and straight pin and slide bar
Junction connection, the other end is connected with hole bottom.It is preferred by this, it is ensured that the first extension spring stress in deformation process
Uniformly, it is ensured that the first extension spring two ends respectively with cylinder pin connection, the other end is connected with blind via bottom, improves the first extension spring work
Reliability.
As a preferred embodiment, second described extension spring one end is connected with the end on ratchet close to second gear, the other end
It is connected with pedestal.It is preferred by this, it is ensured that the tension spring tension of ratchet hand second act on and with second gear clamping, prevent second
Gear is inverted.
As a preferred embodiment, described straight pin has two, and two straight pins are in same level, two cylinders
Pin constitutes a U-shaped structure with slide bar end.The strong point of pipe fitting along its length can preferably be increased by this, expand cylinder
Sell the length range supported for pipe fitting so that pedestal is relatively reliable for the support of pipe fitting.
Brief description of the drawings
Fig. 1 is partial sectional view of the invention.
Top view when Fig. 2 is does not place pipe fitting in the present invention.
Fig. 3 is the structural representation of pedestal in the present invention.
Top view when Fig. 4 is placed the pipe fitting not being bent in the present invention.
Fig. 5 for the present invention in placed the top view for being bent over rear tubular member.
Fig. 6 is the structural representation of another angle of pedestal in the present invention.
Shown in figure：1st, pedestal, 2, pipe fitting, 3, reference plane, 4, boss, 5, opening, 6, through hole, 7, perpendicular, 8, side
Wall, 9, straight pin, the 10, first extension spring, 11, blind hole, 12, slide bar, 13, linear gear rack, 14, push rod, 15, stepped hole, 16, annular
Projection, 17, first through hole, the 18, second through hole, 19, arc-shaped through-hole, 20, nut, 21, flap, 22, curved portions, 23, line part,
24th, drift, 25, first gear, 26, second gear, 27, ratchet, the 28, second extension spring, the 29, the 3rd extension spring, 30, swash plate.
Embodiment
The invention will be further described with reference to the accompanying drawings and detailed description.
As illustrated, the operation principle of the present invention：First, slide bar is first promoted, is led to until cylinder pin end abuts to first
Can strut the first extension spring during hole inwall, one side sliding bar, another aspect slide bar by linear gear rack and first gear,
The transmission of second gear can stir ratchet and periodically be rotated around a direction, and ratchet is in the presence of the second extension spring, can
To be connected to all the time in second gear, automatically reset to prevent on-slip bar；Then pipe fitting one end of non-bending is placed on boss
Opening in and positioned at straight pin top, the reference plane that the other end is lain in a horizontal plane on pedestal, as shown in Figure 4；
Then, the drift on hydraulic machine works to drive flap to rotate, so as to be bent into pipe fitting and shape of through holes one
Cause, as shown in Figure 5；In flap rotation process, the 3rd extension spring can be also pulled open so that the 3rd extension spring deformation resets to lay in flap
Required active force；In order to prevent to occur after pipe fitting bending resilience or plastic deformation, drift can be held to the active force of flap
Continuous a period of time, such as 1~3min, depending on specifically continuing how long to see the pipe fitting what specific material is made；
Wherein, in pipe fitting bending process, once pipe fitting inner wall and the push rod ends contact of perpendicular position on boss, pipe
Part will push push rod slip；So push rod will promote pawl rotation to release constraint of the ratchet to second gear；Then, circle
Pin can be slided under the pulling force effect of the first extension spring, and be departed from out of first through hole, be contracted in blind hole, that is, relieved pair
Pipe fitting is located at the supporting role of open area；
At the same time, drift can also terminate the active force to flap and retracted for clearance, pulling force of the flap in the 3rd extension spring
Reset can be rotated backward under effect；And after the perpendicular on the pipe fitting inner wall and boss after bending departs from, ratchet is second
The active force of extension spring can be rotated counterclockwise, and the swash plate of the ratchet other end can push push rod and be moved along stepped hole direction to the right
Move to stretch out outside the perpendicular on boss, so that pipe fitting bending next time is available；
Finally, the both supporting roles without straight pin of the pipe fitting after bending, the also pressure without flap, so that after bending
Pipe fitting can slide along the inwall of through hole, i.e., the reference plane on the pipe fitting and pedestal after bending and boss depart from.
The present invention includes pedestal 1 for the equipment of bending blanking, and pedestal 1, which is provided with, to be used to place the free end of pipe fitting 2 and confession
The reference plane 3 that the free end of pipe fitting 2 is rotated, pedestal 1 is provided with the boss positioned higher than reference plane 3 for the other end of pipe fitting 2
4, boss 4 is provided with the opening 5 for being used for housing the end of pipe fitting 2；Described pedestal 1 is vertically provided with the pipe being used for after bending
The through hole 6 that part 2 is vertically slided, the shape of through hole 6 is consistent with the shape after the bending of pipe fitting 2, the vertically insertion of through hole 6
The upper and lower surface of pedestal 1 and through hole 6 is vertically connected with opening 5, through hole 6 includes being located at the immediately below boss 4
One through hole 17 and the second through hole 18 positioned at the outside of boss 4, first through hole 17 are connected with the second through hole 18 by arc-shaped through-hole 19；
Perpendicular 7 and the side wall 8 on the second through hole 18 close to the side of boss 4 on boss 4 for intersecting with reference plane 3 are in same
On perpendicular；Slidably connected on described pedestal 1 for stretch into through hole 6 with the one end of support tubes 2 or from through hole 6 extract with
The straight pin 9 constrained the one end of pipe fitting 2 is released, straight pin 9 is arranged in the position directly below of boss 4, and the top edge of straight pin 9
It is in reference plane 3 in same level；Described pedestal 1 is provided with accommodating straight pin 9 and the blind hole slided for straight pin 9
11, the first extension spring 10 is provided between straight pin 9 and the bottom of blind hole 11, straight pin 9 extends towards the outside of pedestal 1 and extends to pedestal 1
Outside slide bar 12, slide bar 12 is slidably connected in pedestal 1 and slide bar 12 is provided with linear gear rack 13；Turn in described pedestal 1
It is dynamic to be connected with a pair intermeshing first gears 25 and second gear 26, first gear 25 and the linear gear rack 13 on slide bar 12
Engaged transmission；It is rotatably connected on pedestal 1 on ratchet 27, the one end of ratchet 27 and the clamping of second gear 26 or disengagement, and ratchet 27
The second extension spring being connected to for ratchet 27 in second gear 26 is connected between the end of second gear 26 and pedestal 1
28；On boss 4 push rod 14 for being pushed against with the pipe fitting 2 after bending, boss 4 are slidably connected close to the region of perpendicular 7
The stepped hole 15 for being used for housing push rod 14 and slided for push rod 14 is provided with, the periphery wall of push rod 14 is provided with annular protrusion 16, platform
Nut 20 is combined with the opening of rank hole 15 so that the annular protrusion 16 on push rod 14 is locked in stepped hole 15, the one end of push rod 14 with
The end away from second gear 26 is pushed against on ratchet 27, and the other end stretches out boss 4 or is contracted in boss 4；Described ratchet 27
It is upper to be used to one end that the end of push rod 14 is pushed against be swash plate 30；It is rotatably connected on described pedestal 1 for pipe fitting 2 to be bent into
The flap 21 consistent with the shape of through hole 6, flap 21 is included for the curved portions 22 of the bending region of moulding pipe 2 and for formed pipe
It is connected with the line part 23 of the linearity region of part 2, pedestal 1 on the hydraulic machine for driving flap 21 to rotate, hydraulic machine
Drift 24 is contacted with the line part 23 on flap 21, and is connected with the 3rd extension spring between the line part 23 and pedestal 1 on flap 21
29。
Described slide bar 12 is slidably connected in pedestal 1 by dovetail groove.Described being slidably connected by dovetail groove refers to
The raised line of dove-tail form can be set on slide bar 12, and the dove-tail form chute slided for dove-tail form raised line can be set on pedestal 1, from
And slide bar 12 can both have been slided along the length direction of chute, moreover, the raised line of dove-tail form is will not be from the perpendicular of dove-tail form chute
To disengaging, dove-tail form raised line can only slip away from the both ends of dove-tail form chute.
The first described extension spring 10 is socketed on slide bar 12, and the one end of the first extension spring 10 and the company of straight pin 9 and slide bar 12
Place's connection is connect, the other end is connected with the bottom hole of blind hole 11.
Described one end of the second extension spring 28 is connected with the end on ratchet 27 close to second gear 26, the other end and pedestal 1
Connection.
Described straight pin 9 has two, and two straight pins 9 are in same level, two straight pins 9 and slide bar 12
End constitutes a U-shaped structure, as shown in Figure 1.Wherein, the particular number of straight pin 9 can be had depending on actual conditions
The plus-minus of body.
Presently preferred embodiments of the present invention is the foregoing is only, protection scope of the present invention is not intended to limit.It is all in this hair
Within bright claim, any modification, equivalent substitution and improvement for being made etc., should be included in protection scope of the present invention it
It is interior.
Claims (5)
1. a kind of equipment for bending blanking, it is characterised in that：It includes pedestal (1), and pedestal (1), which is provided with, to be used to place pipe
Part (2) free end and for pipe fitting (2) free end rotate reference plane (3), pedestal (1) be provided with higher than reference plane (3) for
The boss (4) of pipe fitting (2) the other end positioning, boss (4) is provided with the opening (5) for being used for housing pipe fitting (2) end；Described
Pedestal (1) is vertically provided with the through hole (6) that vertically slides of pipe fitting (2) being used for after bending, through hole (6) shape with
Shape after pipe fitting (2) bending is consistent, through hole (6) vertically insertion pedestal (1) upper and lower surface and through hole (6) edge
Vertical direction is connected with opening (5), and through hole (6) is including the first through hole (17) immediately below boss (4) and positioned at boss (4)
Second through hole (18) in outside, first through hole (17) is connected with the second through hole (18) by arc-shaped through-hole (19)；Boss is used on (4)
It is in the perpendicular (7) intersected with reference plane (3) and the side wall (8) on the second through hole (18) close to boss (4) side same
On one perpendicular；Slidably connected on described pedestal (1) for stretching into through hole (6) with support tubes (2) one end or from logical
Hole (6) is extracted to release the straight pin (9) constrained pipe fitting (2) one end, and straight pin (9) is arranged in immediately below boss (4)
Position, and straight pin (9) top edge and reference plane (3) are in same level；Described pedestal (1) is provided with accommodating cylinder
(9) and the blind hole (11) slided for straight pin (9) are sold, the first extension spring (10) is provided between straight pin (9) and blind hole (11) bottom,
Straight pin (9) is towards extension on the outside of pedestal (1) and extends to the outside slide bar (12) of pedestal (1), and slide bar (12) is slidably connected at base
Seat (1) is interior and slide bar (12) is provided with linear gear rack (13)；It is rotatably connected in described pedestal (1) a pair intermeshing the
One gear (25) and second gear (26), first gear (25) and linear gear rack (13) engaged transmission on slide bar (12)；Pedestal
(1) it is rotatably connected on close on ratchet (27), ratchet (27) one end and second gear (26) clamping or disengagement, and ratchet (27)
Second be connected in second gear (26) for ratchet (27) is connected between the end of second gear (26) and pedestal (1) to draw
Spring (28)；On boss (4) top for being pushed against with the pipe fitting (2) after bending is slidably connected close to the region of perpendicular (7)
Bar (14), boss (4) is provided with the stepped hole (15) for being used for housing push rod (14) and slided for push rod (14), push rod (14) periphery
Wall is provided with annular protrusion (16), and nut (20) is combined with stepped hole (15) opening with by the annular protrusion on push rod (14)
(16) it is locked in stepped hole (15), push rod (14) one end is pushed against with the end away from second gear (26) on ratchet (27), separately
One end is stretched out boss (4) or is contracted in boss (4)；It is used for the one end pushed against with push rod (14) end on described ratchet (27)
For swash plate (30)；It is rotatably connected on described pedestal (1) for pipe fitting (2) to be bent into consistent with through hole (6) shape turn
Plate (21), flap (21) is included for the curved portions (22) of moulding pipe (2) bending region and for moulding pipe (2) linearity sector
The drift on the hydraulic machine for driving flap (21) to rotate, hydraulic machine is connected with the line part (23) in domain, pedestal (1)
(24) contact, and be connected between the line part (23) and pedestal (1) on flap (21) with the line part (23) on flap (21)
3rd extension spring (29).
2. the equipment according to claim 1 for bending blanking, it is characterised in that：Described slide bar (12) passes through dovetail
Groove is slidably connected in pedestal (1).
3. the equipment according to claim 1 for bending blanking, it is characterised in that：Described the first extension spring (10) socket
On slide bar (12), and the first extension spring (10) one end is connected with the junction of straight pin (9) and slide bar (12), the other end and blind hole
(11) bottom hole is connected.
4. the equipment according to claim 1 for bending blanking, it is characterised in that：Described the second extension spring (28) one end
It is connected with the end on ratchet (27) close to second gear (26), the other end is connected with pedestal (1).
5. the equipment according to claim 1 for bending blanking, it is characterised in that：Described straight pin (9) has two,
And two straight pins (9) are in same level, two straight pins (9) constitute a U-shaped structure with slide bar (12) end.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510795417.6A CN105234219B (en) | 2015-11-18 | 2015-11-18 | Equipment for bending blanking |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510795417.6A CN105234219B (en) | 2015-11-18 | 2015-11-18 | Equipment for bending blanking |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN105234219A CN105234219A (en) | 2016-01-13 |
| CN105234219B true CN105234219B (en) | 2017-08-08 |
Family
ID=55032180
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201510795417.6A Expired - Fee Related CN105234219B (en) | 2015-11-18 | 2015-11-18 | Equipment for bending blanking |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN105234219B (en) |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112893547B (en) * | 2020-12-29 | 2023-01-03 | 江苏护理职业学院 | Small medical support bending machine |
Family Cites Families (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE2832980C2 (en) * | 1978-07-27 | 1984-11-08 | Rigobert Dipl.-Ing. 5000 Köln Schwarze | Loading device for a pipe bending machine |
| CA1335784C (en) * | 1988-05-13 | 1995-06-06 | Sadao Kimura | Small-diameter metallic conduit bending machine |
| CN201579319U (en) * | 2009-11-18 | 2010-09-15 | 鲁西工业装备有限公司 | High-pressure pipeline bending device |
| CN201969757U (en) * | 2010-12-22 | 2011-09-14 | 芜湖兴华照明电器有限公司 | Manual bender |
| CN103085005B (en) * | 2013-01-31 | 2015-04-08 | 宁波圣龙浦洛西凸轮轴有限公司 | Clamp on camshaft assembly machine for fixing cam piece |
| CN104722638B (en) * | 2015-03-16 | 2016-11-23 | 安徽江淮汽车股份有限公司 | A kind of diel and abnormity punch switching device thereof |
| CN104668345B (en) * | 2015-03-16 | 2016-06-22 | 安徽江淮汽车股份有限公司 | A kind of diel and punch switching device thereof |
| CN204606246U (en) * | 2015-05-08 | 2015-09-02 | 康延成 | For the machine of sub-material |
-
2015
- 2015-11-18 CN CN201510795417.6A patent/CN105234219B/en not_active Expired - Fee Related
Also Published As
| Publication number | Publication date |
|---|---|
| CN105234219A (en) | 2016-01-13 |
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Granted publication date: 20170808 Termination date: 20211118 |