CN108296329B

CN108296329B - Swan neck system

Info

Publication number: CN108296329B
Application number: CN201810099172.7A
Authority: CN
Inventors: 肖福禄
Original assignee: CHONGQING JIANAN INDUSTRY & TRADE Co Ltd
Current assignee: CHONGQING JIANAN INDUSTRY & TRADE Co Ltd
Priority date: 2018-01-31
Filing date: 2018-01-31
Publication date: 2019-07-02
Anticipated expiration: 2038-01-31
Also published as: CN108296329A

Abstract

The present patent application belongs to angle pipe equipment technical field, specifically disclose a kind of swan neck system, including pedestal, the pedestal is equipped with first clamping plate, second clamping plate, column, first support bar and second support bar, the column is equipped with crossbeam, the crossbeam is equipped with the downward cylinder of piston rod, first brace and the second brace, the piston rod is equipped with transverse slat and cross bar, the transverse slat is equipped with the first compression bar, the both ends of the cross bar are respectively equipped with and its first sliding block that is slidably connected, second sliding block, first sliding block, second sliding block respectively with the first brace, second brace is slidably connected；First connecting rod, second connecting rod are respectively articulated on first sliding block, the second sliding block, the one end of first connecting rod far from the first sliding block and first clamping plate are hinged, and the one end of second connecting rod far from the second sliding block and second clamping plate are hinged.Present invention is mainly used for steel pipe bend pipe, solve the problems, such as that bend pipe is bad to tube grip in the process.

Description

Swan neck system

Technical field

The invention belongs to angle pipe equipment technical fields, specifically disclose a kind of swan neck system.

Background technique

Steel pipe is due to hollow structure, so that steel pipe is widely used in heat exchanger and heater, due to steel pipe Inner surface and the area of outer surface are larger, and therefore, steel pipe has preferable heat-transfer effect in heat transfer process.

Steel pipe is as heating tube in use, due to occasion and the substance difference of heating that heating tube uses, to heating tube Shape need is also different, and it is a straight tube that the heating tube that some occasions use, which requires the shape of heating tube, some occasions need to use It is at present manual processing by the method that heating tube is processed into bend pipe, or manually use some simple tools to curved steel pipe Processing, the wrong difference of heating tube shape processed in this way, and also processing efficiency is low.

In view of the above-mentioned problems, Chinese patent CN104741471B discloses a kind of heating tube bent angle shaping equipment, including work Make platform, the first module, the second module, third module, the first thrust plate, the second thrust plate, hold-down mechanism, the first driver and Two drivers, the first thrust plate, the first module, the second module, third module, the second thrust plate are successively arranged along the first slideway direction In the first slideway of column on the table, the first driver drives the first thrust plate, and the second driver drives the second thrust plate, pressure Tight mechanism includes the first locating rod, the second locating rod, thrust slide plate and third driver, and the first locating rod and the second locating rod are divided Not opposite with the first module and third module, thrust slide plate is movably connected in the first locating rod and the second locating rod far from described One slideway one end, third driver driving thrus slide plate.It is formed using the device to heating tube, fixed effect is excellent, after sizing Each heating tube shape it is unified, amorphism error, convenient to use, high production efficiency.

When using the scheme of foregoing invention, it may appear that such problems: (1) same using three cylinders due to the device When work, not only equipment occupation space is big, but also energy consumption is high, increases processing cost；(2) when carrying out bend pipe using the device, Since the first locating rod and the second locating rod are located in the first long hole, the first locating rod and the second locating rod can be made in the first long hole It is inside slided, so that the clamping effect to steel pipe is bad, causes bend pipe size inaccurate, so that bend pipe effect is bad.

Summary of the invention

The purpose of the present invention is to provide a kind of swan neck systems, are easy to happen mobile appearance to solve steel pipe during bend pipe The problem bad to steel pipe clamping.

In order to achieve the above object, base case of the invention are as follows: swan neck system, including pedestal, the pedestal both ends point The first clamping plate and second clamping plate that She You not be slidably connected with it are additionally provided with column on pedestal, and the upper end of the column is equipped with Crossbeam, the crossbeam are equipped with the downward cylinder of piston rod, and the crossbeam, which is located on the position of cylinder two sides, is respectively equipped with first Brace and the second brace, the distance between first brace and the second jib head are greater than the distance between lower end, the work The lower end of stopper rod is equipped with transverse slat, and the lower end surface of the transverse slat is equipped with the first compression bar, and the pedestal is located at first clamping plate and the second folder Position between plate is equipped with first support bar and second support bar, and first compression bar is located at first support bar and the second support Between bar, the piston rod is equipped with the cross bar being firmly connected with it, and the both ends of the cross bar are respectively equipped with to be slidably connected with it First sliding block and the second sliding block, first sliding block, the second sliding block are slidably connected with the first brace, the second brace respectively, described First sliding block and the second sliding block to closely together when drive first clamping plate and second clamping plate to closely together；First sliding block, First connecting rod, second connecting rod, the one end of the first connecting rod far from the first sliding block and the first folder have been respectively articulated on second sliding block Plate is hinged, and the one end of the second connecting rod far from the second sliding block and second clamping plate are hinged.

The working principle of this base case is: before bend pipe, steel pipe being first placed into first support bar and second support bar On, start cylinder, the piston rod for controlling cylinder stretches out, and band motion plate and cross bar move down when piston rod extends downwardly, cross bar It moves down and drives the first sliding block, the second sliding block slide downward, the first sliding block and second on the first brace, the second brace respectively Sliding block slide downward simultaneously moves closer to, and first clamping plate and second clamping plate are driven while the first sliding block and the second sliding block slide downward To closely together, to closely together steel pipe clamping is fixed, the first compression bar and the second compression bar are contacted for first clamping plate and second clamping plate Steel pipe is pushed after steel pipe, pipe deformation bending；During piston rod moves down, first clamping plate and second clamping plate begin The clamping to steel pipe is kept eventually；After tube bending, the piston rod for controlling cylinder is shunk, and piston rod drives cross bar and transverse slat to moving up Dynamic, cross bar is mobile to drive the first sliding block and the second sliding block to move up, and the distance between the first sliding block and the second sliding block increase, the The clamping to steel pipe is unclamped in the increase of the distance between one clamping plate and second clamping plate.

The beneficial effect of this base case is:

(1) present apparatus can drive first clamping plate and second clamping plate to grip steel pipe when piston rod stretches out, real Show the automatic clamping in bending process to steel pipe, saves labour；While bend pipe, first clamping plate and second clamping plate energy Thrust is applied from both ends to steel pipe, increases the speed of bend pipe；

(2) during first connecting rod and second connecting rod move downwards with piston rod, first clamping plate and second clamping plate can be with work The stretching of stopper rod, which is able to achieve, to be continued to avoid to closely together, making first clamping plate and second clamping plate remain the clamping to steel pipe Steel pipe is moved such that bending size inaccuracy during bending；

(3) power mechanism that the present apparatus uses is less, and energy consumption is smaller, reduces processing cost.

Compared with prior art, the present apparatus realizes the automatic clamping to steel pipe during bending, and bend pipe is high-efficient, operation Process is simple.

Further, the lower end surface of the transverse slat is additionally provided with the second compression bar, and the lower end of first compression bar is equipped with inverted " u "-shaped First catching groove, the lower end of second compression bar are equipped with the second catching groove inverted " u "-shaped, on first catching groove and the second catching groove inner wall Multiple through slots are equipped with, the ball being rotatablely connected with it are equipped in the through slot, the opening of the through slot, which is equipped with, prevents ball The limiting section to fall off, is equipped with the first spring between the ball and through slot bottom, steel pipe is located in the first catching groove and the second catching groove When, steel pipe clamping can be pressed by the first catching groove inverted " u "-shaped, the second catching groove in the first compression bar, second by multiple balls Clamping action, multiple balls, which are able to achieve the stable holding to steel pipe, shrink by piston rod, to be realized to steel pipe when bar pushes steel pipe When be able to achieve promotion and transfer to steel pipe.

Further, first compression bar is located at the position among first support bar and second support bar, second compression bar Position it is opposite with the position of second support bar, second compression bar is telescopic rod, is arranged in this way, is existed convenient for the first compression bar The second compression bar is shunk when pushing to steel pipe, after the completion of bend pipe, passes through the first catching groove and the second catching groove when piston rod is shunk Steel pipe is promoted, since the length of the first compression bar is greater than the length of the second compression bar, so that steel pipe is inclined, steel pipe is being tilted After can skid off the first catching groove and the second catching groove automatically, realize clamping and loosen automatically to steel pipe.

Further, it is connected with second spring between the first clamping plate and second clamping plate, can be prevented by second spring One clamping plate and second clamping plate during to closely together avoid that biggish impact force occurs with steel pipe since movement speed is too fast And it is damaged.

Further, the upper end of the first support bar and second support bar is respectively equipped with semicircular groove, passes through groove So that steel pipe placement is more stable, prevent steel pipe during bend pipe from moving.

Detailed description of the invention

Fig. 1 is the structural schematic diagram of swan neck system embodiment one of the present invention；

Fig. 2 is the diagrammatic cross-section of the first catching groove in Fig. 1；

Fig. 3 is the diagrammatic cross-section of the first catching groove other direction in Fig. 1.

Specific embodiment

Below by specific embodiment, the present invention is described in further detail:

Appended drawing reference in Figure of description includes: pedestal 1, first clamping plate 2, second clamping plate 3, crossbeam 4, cylinder 5, cross bar 6, transverse slat 7, the first compression bar 8, the second compression bar 9, the first sliding block 10, the second sliding block 11, the first brace 12, the second brace 13, first Connecting rod 14, second connecting rod 15, first support bar 16, second support bar 17, the first catching groove 18, the second catching groove 19, ball 20, through slot 21。

As shown in Figure 1, swan neck system, including pedestal 1, first clamping plate 2, second clamping plate 3 and column, it is equipped on pedestal 1 Sliding rail, first clamping plate 2 and 3 lower end of second clamping plate are equipped with idler wheel, and first clamping plate 2 and second clamping plate 3 are mounted on cunning by idler wheel In rail；It is connected with second spring between first clamping plate 2 and second clamping plate 3 and remains vertical state；Pedestal 1 is located at the first folder First support bar 16 and second support bar 17, first support bar are equipped with by bolt on position between plate 2 and second clamping plate 3 16 and 17 upper surface of second support bar offer semicircular groove；Pillar is welded on pedestal 1, and the upper end of pillar passes through bolt Crossbeam 4 is installed, the lower end surface of crossbeam 4 is equipped with piston rod cylinder 5 directed downwardly by bolt, and crossbeam 4 is located at the left side of cylinder 5 First brace 12 is installed, the right side that crossbeam 4 is located at cylinder 5 is equipped with the second brace 13, the first brace 12 and the second brace 13 The distance between upper end is greater than the distance between lower end；Cross bar 6, the left end of cross bar 6, right end difference are installed in the middle part of piston rod The first sliding block 10 being slidably connected with it, the second sliding block 11 are installed, offer cunning on the first sliding block 10 and the second sliding block 11 Hole, the first sliding block 10, the second sliding block 11 are slidably connected by slide opening with the first brace 12, the second brace 13 respectively, the first sliding block 10, first connecting rod 14, second connecting rod 15, the one end of first connecting rod 14 far from the first sliding block 10 have been respectively articulated on the second sliding block 11 Hinged with first clamping plate 2, the one end of second connecting rod 15 far from the second sliding block 11 and second clamping plate 3 are hinged；Pacify the lower end of piston rod Equipped with transverse slat 7, the middle part of transverse slat 7 is equipped with the first compression bar 8, and the first compression bar 8 is located at first support bar 16 and second support bar 17 Middle position, the second compression bar 9 is opposite with the position of second support bar 17；The right end of transverse slat 7 is equipped with the second compression bar 9, and second Compression bar 9 is preferably telescopic rod, and the lower end of the first compression bar 8 is equipped with the first catching groove 18 inverted " u "-shaped, the second compression bar 9 by bolt Lower end be welded with the second catching groove 19 inverted " u "-shaped, the first catching groove 18 is identical as the structure size of the second catching groove 19, the first catching groove 18 and second catching groove 19 inner wall on offer the through slots 21 of multiple levels, preferably 4 in the present embodiment, such as Fig. 2 and Fig. 3 institute Show, multiple balls 20 are equipped in through slot 21, and ball 20 and through slot are equipped with the first spring, the notch of through slot 21 between 21 bottom It is machined with the limiting section for preventing ball from falling off, end under the action of the first spring of ball 20 protrudes from through slot 21.

When it is implemented, steel pipe is placed in the groove in first support bar 16 and second support bar 17, start cylinder 5, the piston rod of control cylinder 5 stretches out；Cross bar 6 and transverse slat 7 is driven to move down when piston rod extends downwardly, cross bar 6 is to moving down It is dynamic to drive the first sliding block 10, the second sliding block 11 slide downward, 10 He of the first sliding block on the first brace 12, the second brace 13 respectively It is moved closer to when the second 11 slide downward of sliding block, the first sliding block 10, the second sliding block 11 pull first connecting rod 14 and second to connect respectively Bar 15 is mobile, and therefore, first connecting rod 14, second connecting rod 15 drive first clamping plate 2 and second clamping plate 3 to closely together and right respectively Steel pipe is clamped, and first clamping plate 2 and second clamping plate 3 fix steel tube clamping；Transverse slat 7 continues to drive the first compression bar 8 and second Compression bar 9 continues to move down, steel pipe enter the first catching groove 18 and the second catching groove 19 in, the first compression bar 8 contact steel pipe after to its into Row pushes, since the second compression bar 9 is telescopic rod, steel pipe enters in the second catching groove 19, and the second compression bar 9 starts to shrink, the One compression bar 8 continues to move down extruding steel pipe with transverse slat 7, while first clamping plate 2 and second clamping plate 3 squeeze steel pipe, and steel pipe starts Bending deformation；After the completion of steel pipe bend pipe, the piston rod of control cylinder 5 is shunk, and piston rod band motion plate 7 and cross bar 6 are to moving up It is dynamic；Steel pipe is by 20 clamping fixed of ball in the first catching groove 18 and the second catching groove 19, and therefore, steel pipe is moved up with transverse slat 7；By Length after the contraction of the second compression bar 9 is less than the length of the first compression bar 8, and therefore, the left end of steel pipe is lower than right end, in gravity The lower section sliding to the left of lower steel pipe, the promotion and transfer to steel pipe realized by the contraction of piston rod.

What has been described above is only an embodiment of the present invention, and the common sense such as well known specific structure and characteristic are not made herein in scheme Excessive description.It, without departing from the structure of the invention, can be with it should be pointed out that for those skilled in the art Several modifications and improvements are made, these also should be considered as protection scope of the present invention, these all will not influence what the present invention was implemented Effect and patent practicability.

Claims

1. swan neck system, including pedestal, the pedestal both ends are respectively equipped with the first clamping plate and second clamping plate being slidably connected with it, Column is additionally provided on the pedestal, the upper end of the column is equipped with crossbeam, and the crossbeam is equipped with the downward cylinder of piston rod, special Sign is that the crossbeam, which is located on the position of cylinder two sides, is respectively equipped with the first brace positioned opposite, the second brace, described The distance between one brace and the second jib head are greater than the distance between lower end, and the lower end of the piston rod is equipped with transverse slat, institute The lower end surface for stating transverse slat is equipped with the first compression bar, and position of the pedestal between first clamping plate and second clamping plate is equipped with first Support rod and second support bar, first compression bar are set on the piston rod between first support bar and second support bar There is the cross bar being firmly connected with it, the both ends of the cross bar are respectively equipped with the first sliding block and the second sliding block being slidably connected with it, First sliding block, the second sliding block are slidably connected with the first brace, the second brace respectively, first sliding block and the second sliding block to Drive first clamping plate and second clamping plate to closely together when closely together；It has been respectively articulated on first sliding block, the second sliding block First connecting rod, second connecting rod, the one end of the first connecting rod far from the first sliding block and first clamping plate are hinged, and the second connecting rod is remote One end and second clamping plate from the second sliding block is hinged.

2. swan neck system according to claim 1, which is characterized in that the lower end surface of the transverse slat is additionally provided with the second compression bar, The lower end of first compression bar is equipped with the first catching groove inverted " u "-shaped, and the lower end of second compression bar is equipped with the second button inverted " u "-shaped It is equipped with multiple through slots on slot, first catching groove and the second catching groove inner wall, is equipped with the rolling being rotatablely connected with it in the through slot Pearl, the opening of the through slot are equipped with the limiting section for preventing ball from falling off, and the first bullet is equipped between the ball and through slot bottom Spring can be by steel pipe clamping by multiple balls when steel pipe is located in the first catching groove and the second catching groove.

3. swan neck system according to claim 2, which is characterized in that first compression bar is located at first support bar and second The position of position among support rod, second compression bar is opposite with the position of second support bar, and second compression bar is flexible Bar.

4. swan neck system according to claim 3, which is characterized in that be connected between the first clamping plate and second clamping plate Second spring.

5. swan neck system according to claim 4, which is characterized in that the upper end of the first support bar and second support bar It is respectively equipped with semicircular groove.