CN104550367A - Worm wheel and worm rod type pipe bending machine - Google Patents
Worm wheel and worm rod type pipe bending machine Download PDFInfo
- Publication number
- CN104550367A CN104550367A CN201410781018.XA CN201410781018A CN104550367A CN 104550367 A CN104550367 A CN 104550367A CN 201410781018 A CN201410781018 A CN 201410781018A CN 104550367 A CN104550367 A CN 104550367A
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- CN
- China
- Prior art keywords
- worm
- loose tool
- rotating shaft
- bending machine
- locating piece
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- 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.)
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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
- 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
- B21D7/00—Bending rods, profiles, or tubes
- B21D7/16—Auxiliary equipment, e.g. for heating or cooling of bends
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- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Bending Of Plates, Rods, And Pipes (AREA)
Abstract
The invention discloses a worm wheel and worm rod type pipe bending machine, which comprises a base, a rotating shaft, a forming die, two rotating arms and a worm wheel and worm rod mechanism, wherein the rotating shaft is fixedly arranged on the base, the forming die is arranged on the base, and is in a circular arc plate shape, a circular arc groove is concavely formed in the outer wall surface of the forming die, the inner ends of the two rotating arms are simultaneously hinged onto the rotating shaft, in addition, the outer ends of the two rotating arms are respectively provided with two roller shafts, the two roller shafts are respectively positioned at the two sides of the forming die, the circular arc groove is convexly formed in the outer circumferential surface of each roller shaft, the worm wheel and worm rod mechanism comprises a worm wheel, a worm rod and a driving mechanism, the worm wheel is movably arranged on the rotating shaft in a sleeving way, and is fixedly connected with one rotating arm, the worm rod is erected on the rotating arm in a rotatable way, and is engaged and connected with the worm wheel, and the driving mechanism is used for driving the worm rod to rotate. The worm wheel and worm rod type pipe bending machine is applicable to the pipe bending operation, and has the advantages that the labor is saved, the self locking performance is good, the structure is simple and compact, and the use cost is lower.
Description
Technical field
The present invention relates to bending machine field, particularly a kind of Worm-gear type bending machine.
Background technology
In bend pipe operation, when needs carry out bending to small lot pipe fitting, portable small-sized bending machine is just very applicable.Mostly the portable small-sized bending machine of current use is hydraulic pipe bender.Adopt hydraulic drive to there is following shortcoming: first, require high to the accuracy of manufacture of Hydraulic Elements, its manufacturing process is complicated, and hydraulic drive is high to maintenance requirement, and Hydraulic Elements maintenance is complicated, therefore the use cost of portable tube bending machine is higher; Secondly, hydraulic pipe bender general structure is T-shaped, compact not, is difficult to ensure machining accuracy.
The information being disclosed in this background technology part is only intended to increase the understanding to general background of the present invention, and should not be regarded as admitting or imply in any form that this information structure has been prior art that persons skilled in the art are known.
Summary of the invention
The object of the present invention is to provide a kind of Worm-gear type bending machine, thus the higher and shortcoming that structure is compact not of the use cost overcoming existing portable tube bending machine.
For achieving the above object, the invention provides a kind of Worm-gear type bending machine, wherein, comprising: base; Rotating shaft, it is fixedly installed on described base; Loose tool, it is arranged on described base; This loose tool is circular arc tabular, and the outside wall surface of this loose tool toward the front, and the outside wall surface of this loose tool is arranged with arc groove; Two pivoted arms, the inner of these two pivoted arms is articulated with in described rotating shaft jointly; And the outer end of these two pivoted arms is respectively arranged with two roll shafts, described two roll shafts lay respectively at the both sides of described loose tool; The outer circumference surface of described roll shaft is arranged with arc groove; And worm-and-wheel gear, it comprises: one is movably set in the worm gear in described rotating shaft, and this worm gear is fixedly connected with pivoted arm described in one of them; One is rotatably set up in the worm screw on pivoted arm described in another, and this worm screw and described worm gear are connected with a joggle; And one carries out for driving described worm screw the driving mechanism rotated.
Preferably, in technique scheme, described driving mechanism is a handle be fixedly connected with one end of described worm screw.
Preferably, in technique scheme, each described pivoted arm comprises: two clamping plate, and these two clamping plate are arranged up and down abreast; And connecting plate, its upper and lower two ends are fixedly installed on described two clamping plate respectively.
Preferably, in technique scheme, the described roll shaft on each described pivoted arm is rotatably located between the outer end of described two clamping plate.
Preferably, in technique scheme, described molding bed rack is located in described rotating shaft.
Preferably, in technique scheme, described loose tool is located in described rotating shaft by a location mechanism rack; Described detent mechanism comprises: the first locating piece, and it is circular arc tabular, and the outside wall surface of this first locating piece fits in the internal face of described loose tool, and the internal face of this first locating piece fits in described rotating shaft; Second locating piece, it to be movably set on described base and corresponding with the outside wall surface of described loose tool, and the upper end of the side that this second locating piece is relative with the outside wall surface of described loose tool is convexly equipped with the arc surface that fits in the lower end of the outside wall surface of described loose tool; And this second locating piece is arranged with half pin hole on the side of the outside wall surface in described loose tool; And taper bolt, its underpart is cylindric, and the top of this taper bolt is upwards increase gradually coniform; This taper bolt is sheathed in the semi-circle pin holes of described second locating piece, and the lower removable of this taper bolt is inserted in described base.
Compared with prior art, the present invention has following beneficial effect:
1, the present invention is applicable to the operation of small lot bend pipe, and it is driven by worm and gear and carries out bend pipe, and it is simple and compact for structure, and maintaining is convenient, and the cost of manufacture and use is lower, is convenient to carry out bend pipe operation to small lot pipe fitting.And the present invention has good self-locking performance, the precision of bend pipe operation can be ensured.
2, loose tool of the present invention is set up in rotating shaft by detent mechanism, the loose tool with changing different size for convenience detach, to enable the present invention carry out bending to the pipe fitting of plurality of specifications, improves applicability.
Accompanying drawing explanation
Fig. 1 is the structural representation according to Worm-gear type bending machine of the present invention.
Fig. 2 is loose tool according to the present invention is set up in rotating shaft structural representation by detent mechanism.
Fig. 3 is the schematic diagram of Worm-gear type bending machine according to the present invention when carrying out bend pipe operation.
Main Reference Numerals illustrates:
1-base; 2-rotating shaft; 3-loose tool; 4-pivoted arm, 41-clamping plate, 42-connecting plate; 5-roll shaft; 6-worm-and-wheel gear, 61-worm gear, 62-worm screw, 63-handle; 7-detent mechanism, 71-first locating piece, 72-second locating piece, 73-taper bolt; 8-pipe fitting.
Detailed description of the invention
Below in conjunction with accompanying drawing, the specific embodiment of the present invention is described in detail, but is to be understood that protection scope of the present invention not by the restriction of detailed description of the invention.
Clearly represent unless otherwise other, otherwise in whole description and claims, term " comprise " or its conversion as " comprising " or " including " etc. by be understood to include the element of stating or part, and do not get rid of other element or other part.
As shown in Figure 1 to Figure 3, a kind of embodiment according to the specific embodiment of the invention is: a kind of Worm-gear type bending machine, and it comprises base 1, rotating shaft 2, loose tool 3, pivoted arm 4, roll shaft 5 and worm-and-wheel gear 6, wherein:
As shown in Figure 2, rotating shaft 2 is fixedly installed on the middle part of base 1, and loose tool 3 is arranged on base 1, and it is circular arc tabular, and the outside wall surface of loose tool 3 toward the front, and the outside wall surface of loose tool 3 is arranged with the arc groove for receive pipe elements 8.As shown in Fig. 1 or Fig. 3, the inner of two pivoted arms 4 is articulated with in rotating shaft 2 jointly, and the outer end of two pivoted arms 4 is respectively arranged with the both sides that two roll shafts, 5, two roll shafts 5 lay respectively at loose tool 3.The outer circumference surface of each roll shaft 5 is arranged with the arc groove for receive pipe elements 8.Pipe fitting 8 is located between loose tool 3 and two roll shafts 5, with loose tool 3 for fulcrum, by one of them pivoted arm 4 is rotated backward around another pivoted arm 4, under the effect of two roll shafts 5 and loose tool 3, just pipe fitting 8 can be carried out bending.
Preferably, as shown in Fig. 1 or Fig. 3, each pivoted arm 4 comprises clamping plate 41 and connecting plate 42, two clamping plate about 41 are arranged abreast, the two ends up and down of connecting plate 42 are fixedly installed on two clamping plate 41 respectively, and two clamping plate 41 connect to form Openworks shape by connecting plate 42, install pipe fitting 8 to facilitate.Roll shaft 5 on each pivoted arm 4 outer end is rotatably located between the outer end of two clamping plate 41.
Loose tool 3 can be fixedly installed on base 1 and to be positioned at the front of rotating shaft 2, and also can be set up in rotating shaft 2, such loose tool 3 is just positioned at the centre of two roll shafts 5.Preferably, as shown in Figure 2, loose tool 3 is set up in rotating shaft 2 by a detent mechanism 7.Detent mechanism 7 comprises the first locating piece 71, second locating piece 72 and taper bolt 73, first locating piece 71 is circular arc tabular, and the outside wall surface of the first locating piece 71 fits in the internal face of loose tool 3, and the internal face of the first locating piece 71 fits in rotating shaft 2.Second locating piece 72 to be movably set on base 1 and corresponding with the outside wall surface of loose tool 3, the upper end of the side that the second locating piece 72 is relative with the outside wall surface of loose tool is convexly equipped with the arc surface that fits in the lower end of the outside wall surface of loose tool 3, and the second locating piece 72 is arranged with half pin hole on the side of the outside wall surface in loose tool 3.The bottom of taper bolt 73 is cylindric, and the top of taper bolt 73 is upwards increase gradually coniform, and taper bolt 73 is sheathed in the semi-circle pin holes of the second locating piece 72, and the lower removable of taper bolt 73 is inserted in base 1.Top due to taper bolt 73 is upwards increase gradually coniform, therefore during taper bolt 73 downward inserted base 1, the taper seat on its top just can extrude the second locating piece 72 backward, second locating piece 72 and the first locating piece 71 just clamp loose tool 3 jointly, to be located in rotating shaft 2 to make loose tool 3 retainer and between the clamping plate 41 of two pivoted arms 4, thus to make loose tool 3 can not affect the rotation of two pivoted arms 4.When loose tool 3 pulled down by needs, only need taper bolt 73 to pull up, the first locating piece 71 and the second locating piece 72 just can unclamp loose tool 3.By detent mechanism 7, loose tool 3 is set up in rotating shaft 2, dismounting and the replacing of loose tool 3 can be facilitated, be applicable to carry out bending operation to the pipe fitting 8 of plurality of specifications by the loose tool 3 installing different size to enable the present invention.
Worm-and-wheel gear 6 rotates around another pivoted arm 4 for driving one of them pivoted arm 4, as shown in Fig. 1 or Fig. 3, worm-and-wheel gear comprises worm gear 61, worm screw 62 and driving mechanism, worm gear 61 is movably set in the upper end of rotating shaft 2, worm gear 61 is fixedly connected with the inner of the clamping plate 41 of the top of one of them pivoted arm 4, worm screw 62 is rotatably set up in the inner of the clamping plate 41 of the top of another pivoted arm 4, and worm screw 62 and worm gear 61 are connected with a joggle, driving mechanism rotates for driving worm screw 62.Preferably, driving mechanism is a handle 63 be fixedly connected with one end of worm screw 62, manually controls worm screw 62 by handle 63 and rotates, and to carry out bend pipe operation, it is easy to use laborsaving.
As shown in Figure 3, when carrying out bend pipe operation, first worm screw 62 and worm gear 61 is driven to rotate by handle 63, make the pivoted arm 4 be connected with worm gear 61 relative to pivoted arm 4 forward rocking motion be connected with worm screw 61, to make two roll shafts 5 and loose tool 3 in angular distribution, then pipe fitting 8 is penetrated between two roll shafts 5 and loose tool 3, and adjust worm gear 61 and rotate, make the rear side leaning the arc groove at two roll shafts 5 respectively of the both sides of pipe fitting 8, the middle part of pipe fitting 8 leans the front side of the arc groove at loose tool 3, finally further by turning handle 63, worm screw 62 and worm gear 61 are rotated, thus the pivoted arm 4 be solidly connected with worm gear 61 is rotated backward relative to the pivoted arm 4 be connected with worm screw 62, just can be that fulcrum is pipe fitting 8 bending backward with loose tool 3 gradually, because worm-and-wheel gear 6 possesses auto-lock function, therefore when pipe fitting 8, bending is stopped to suitable position backward, pipe fitting 8 just can be kept stable by the angle of bending, can effectively prevent from causing bending angle to change because of pipe fitting 8 rebound deformation, and worm-and-wheel gear 6 of the present invention is for hydraulic drive, the impact being subject to the environmental factors such as temperature is less, therefore the present invention can ensure the precision of carrying out bend pipe operation.The present invention utilize worm and gear to carry out transmission it is simple and compact for structure, maintaining is convenient, and manufacturing cost and use cost is lower.Can fold at off working state two pivoted arms 4 in addition, be convenient for carrying.
The aforementioned description to concrete exemplary of the present invention is to illustrate and the object of illustration.These descriptions not want the present invention to be defined as disclosed precise forms, and obviously, according to above-mentioned instruction, can much change and change.The object selected exemplary embodiment and describe is to explain certain principles of the present invention and practical application thereof, thus those skilled in the art can be realized and utilize various different exemplary of the present invention and various different selection and change.Scope of the present invention is intended to limited by claims and equivalents thereof.
Claims (6)
1. a Worm-gear type bending machine, is characterized in that, comprising:
Base;
Rotating shaft, it is fixedly installed on described base;
Loose tool, it is arranged on described base; This loose tool is circular arc tabular, and the outside wall surface of this loose tool toward the front, and the outside wall surface of this loose tool is arranged with arc groove;
Two pivoted arms, the inner of these two pivoted arms is articulated with in described rotating shaft jointly; And the outer end of these two pivoted arms is respectively arranged with two roll shafts, described two roll shafts lay respectively at the both sides of described loose tool; The outer circumference surface of described roll shaft is arranged with arc groove; And
Worm-and-wheel gear, it comprises: one is movably set in the worm gear in described rotating shaft, and this worm gear is fixedly connected with pivoted arm described in one of them; One is rotatably set up in the worm screw on pivoted arm described in another, and this worm screw and described worm gear are connected with a joggle; And one carries out for driving described worm screw the driving mechanism rotated.
2. Worm-gear type bending machine according to claim 1, is characterized in that, described driving mechanism is a handle be fixedly connected with one end of described worm screw.
3. Worm-gear type bending machine according to claim 1, is characterized in that, each described pivoted arm comprises:
Two clamping plate, these two clamping plate are arranged up and down abreast; And
Connecting plate, its upper and lower two ends are fixedly installed on described two clamping plate respectively.
4. Worm-gear type bending machine according to claim 3, is characterized in that, the described roll shaft on each described pivoted arm is rotatably located between the outer end of described two clamping plate.
5. Worm-gear type bending machine according to claim 3, is characterized in that, described molding bed rack is located in described rotating shaft.
6. Worm-gear type bending machine according to claim 5, is characterized in that, described loose tool is located in described rotating shaft by a location mechanism rack; Described detent mechanism comprises:
First locating piece, it is circular arc tabular, and the outside wall surface of this first locating piece fits in the internal face of described loose tool, and the internal face of this first locating piece fits in described rotating shaft;
Second locating piece, it to be movably set on described base and corresponding with the outside wall surface of described loose tool, and the upper end of the side that this second locating piece is relative with the outside wall surface of described loose tool is convexly equipped with the arc surface that fits in the lower end of the outside wall surface of described loose tool; And this second locating piece is arranged with half pin hole on the side of the outside wall surface in described loose tool; And
Taper bolt, its underpart is cylindric, and the top of this taper bolt is upwards increase gradually coniform; This taper bolt is sheathed in the semi-circle pin holes of described second locating piece, and the lower removable of this taper bolt is inserted in described base.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410781018.XA CN104550367B (en) | 2014-12-16 | 2014-12-16 | Worm-gear type bending machine |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410781018.XA CN104550367B (en) | 2014-12-16 | 2014-12-16 | Worm-gear type bending machine |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN104550367A true CN104550367A (en) | 2015-04-29 |
| CN104550367B CN104550367B (en) | 2016-07-06 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201410781018.XA Active CN104550367B (en) | 2014-12-16 | 2014-12-16 | Worm-gear type bending machine |
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| Country | Link |
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| CN (1) | CN104550367B (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105436257A (en) * | 2015-12-29 | 2016-03-30 | 湖州电力设备成套有限公司 | Busbar processing clamping plate |
| CN111842683A (en) * | 2020-07-15 | 2020-10-30 | 刘邹毓 | Quick processing equipment is used to nonrust steel pipe elbow |
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2300462Y (en) * | 1997-05-13 | 1998-12-16 | 陈传建 | Portable manual bending machine |
| CN101992237A (en) * | 2010-10-22 | 2011-03-30 | 王俊强 | Pipe bender |
| CN201832880U (en) * | 2010-10-20 | 2011-05-18 | 四川电力建设三公司 | Hand-operated pipe bender for bending electric mounting pipe |
| KR101094012B1 (en) * | 2009-02-05 | 2011-12-15 | 차영준 | Pipe bending machine |
| CN102397923A (en) * | 2011-11-24 | 2012-04-04 | 江西洪屏抽水蓄能有限公司 | Portal small-caliber metal cable tube bending machine |
-
2014
- 2014-12-16 CN CN201410781018.XA patent/CN104550367B/en active Active
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2300462Y (en) * | 1997-05-13 | 1998-12-16 | 陈传建 | Portable manual bending machine |
| KR101094012B1 (en) * | 2009-02-05 | 2011-12-15 | 차영준 | Pipe bending machine |
| CN201832880U (en) * | 2010-10-20 | 2011-05-18 | 四川电力建设三公司 | Hand-operated pipe bender for bending electric mounting pipe |
| CN101992237A (en) * | 2010-10-22 | 2011-03-30 | 王俊强 | Pipe bender |
| CN102397923A (en) * | 2011-11-24 | 2012-04-04 | 江西洪屏抽水蓄能有限公司 | Portal small-caliber metal cable tube bending machine |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105436257A (en) * | 2015-12-29 | 2016-03-30 | 湖州电力设备成套有限公司 | Busbar processing clamping plate |
| CN105436257B (en) * | 2015-12-29 | 2017-05-24 | 湖州电力设备成套有限公司 | Busbar processing clamping plate |
| CN111842683A (en) * | 2020-07-15 | 2020-10-30 | 刘邹毓 | Quick processing equipment is used to nonrust steel pipe elbow |
Also Published As
| Publication number | Publication date |
|---|---|
| CN104550367B (en) | 2016-07-06 |
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