CN103978674B - A kind of Portable small-bore steel-plastics composite pipe pipe-expanding machine - Google Patents
A kind of Portable small-bore steel-plastics composite pipe pipe-expanding machine Download PDFInfo
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- CN103978674B CN103978674B CN201410230212.9A CN201410230212A CN103978674B CN 103978674 B CN103978674 B CN 103978674B CN 201410230212 A CN201410230212 A CN 201410230212A CN 103978674 B CN103978674 B CN 103978674B
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Abstract
The invention discloses a kind of Portable small-bore steel-plastics composite pipe pipe-expanding machine, relate to tubing enlarging technical field.Mainly comprise hand-hydraulic mechanism and clamping device, by clamping device fastening steel plastic composite, then hand-hydraulic mechanism drive ram is utilized, utilize steel-plastics composite pipe ductility good, the feature of imitative type punching press can be carried out, hydraulic power promotes imitative type enlarging pressure head, realizes the profile of steel plastic compount pipe port according to imitative type pressure head to expand.The present invention is structure simple hand-hydraulic mechanism and imitative type pressure head carry out enlarging device to steel plastic compount pipe port, meet small-bore steel well and mould the application of effective flared pipe fitting in steel-plastics composite pipe connects, device does not adopt expendable accessory, improve device continuous operation ability, improve the efficiency of steel-plastics composite pipe installation.
Description
Technical field
The present invention relates to tubing enlarging technical field, especially a kind of device using hand-hydraulic mechanism and imitative type pressure head steel plastic compount pipe port to be carried out to enlarging.
Background technology
Steel-plastics composite pipe industry is a kind of new industry just grown up recent years, due to features such as its bearing capacity are high, price is low, good corrosion resistance, linear expansion coefficient are little, and by numerous manufacturing firm and user have an optimistic view of.And it is high to have reliability in the various forms of pipe fittings that adopt at steel-plastics composite pipe of the effective flared pipe fitting of steel plastic compount, bearing capacity high, is widely used in the connection of steel-plastics composite pipe pipeline.
In prior art, the enlarging of metal tube port adopts hot expansion mode usually, needs heater, there is the defect that efficiency is low, cost is high.Current steel-plastics composite pipe flared pipe fitting connects the electric hydraulic flaring tool adopted, only be suitable for the steel-plastics composite pipe that tubing bore is relatively large, mechanical type flaring tool operating difficulties efficiency is low, well cannot meet small-bore steel and mould the application of effective flared pipe fitting in steel-plastics composite pipe connects, restriction be created to the product promotion of steel-plastics composite pipe simultaneously.
Through retrieval, the utility model patent of application number 201320233033, be specifically related to a kind of pipe fitting expanding machine, be applicable to metal tube port cold extrusion enlarging be shaped, it comprises support and filling pump, and support is horizontally disposed with piston cylinder and piston, piston driving enlarging is risen block horizontal reciprocating movement on taper core rod, realize the expansion of line up, structure is simple, and operating efficiency is high.The enlarging apparatus of this structure is applicable to the enlarging of single piece of metal pipe port, does not have continuous operation ability.
Summary of the invention
The technical problem to be solved in the present invention is to provide a kind of Portable small-bore steel-plastics composite pipe pipe-expanding machine, this device not only structure is simple, be convenient for carrying, and well meet small-bore steel mould effective flared pipe fitting steel-plastics composite pipe connect in application, continuous print work can be realized, ensure enlarging quality, improve the efficiency of steel-plastics composite pipe installation.
For solving the problems of the technologies described above, the technical solution used in the present invention is: a kind of Portable small-bore steel-plastics composite pipe pipe-expanding machine, and it is characterized in that comprising base, described base is provided with hand-hydraulic mechanism and clamping device, described clamping device comprises upper holder block, lower lock block, check lock lever, locking pin, rotating shaft and bearing pin, described upper holder block and lower lock block main body are semicircular structure, both are oppositely arranged and are spliced into circular hollow structure, the lower surface of lower lock block is fixed on base, upper holder block is connected by rotating shaft with the side of lower lock block, the other end of upper holder block and lower lock block is provided with U-shaped groove, described check lock lever is cylindrical elongate bar, one end and the base of check lock lever pass through pinned connection, middle part and U-shaped groove fit, the other end of check lock lever is provided with wedge shape through hole, described locking pin is wedge, locking pin coordinates with wedge shape through hole, realize clamping,
Described hand-hydraulic mechanism comprises fuel tank, pump head, Pressure gauge, reversing handle, press rods, oil pipe, hydraulic cylinder, piston rod and pressure head, described fuel tank is placed on base, pump head is provided with in the side of fuel tank, pump head upper surface is provided with press rods, side is provided with reversing handle, the oil inlet and outlet of described pump head is communicated with the chamber, front and back of hydraulic cylinder by two oil pipes, Pressure gauge is provided with in the middle of oil pipe, the piston rod free end of described hydraulic cylinder is connected with pressure head, described pressure head is truncated cone-shaped structure, and its center line aligns with upper holder block and lower lock block center line.
Do to supplement further to said structure, between described locking pin and upper holder block, be provided with pad.
Do to supplement further to said structure, be provided with fixture block between described upper holder block and lower lock block, fixture block is two pieces of semicircular structures, and it is sheathed on steel-plastics composite pipe outer wall.
Do to supplement further to said structure, the lower surface corner of described base is provided with footing, and footing is provided with fixed bolt hole.
Do to supplement further to said structure, the diameter range of described small-bore steel-plastics composite pipe is 20 ~ 63mm.
Operation principle of the present invention utilizes steel-plastics composite pipe ductility good, can carry out the feature of imitative type punching press, utilizes hydraulic power to promote imitative type enlarging pressure head, realize the object expanded according to the profile of imitative type pressure head by steel plastic compount pipe port.Its key is to utilize and is positioned in pipe-expanding machine fixture block by steel-plastics composite pipe, fixture block is fixed in the upper lower lock block of pipe-expanding machine, check lock lever and locking pin is utilized to be fixed in fixture block by steel-plastics composite pipe, by operation reversing handle, press press rods up and down, make the piston rod of enlarging hydraulic cylinder promote imitative type pressure head to move to steel-plastics composite pipe direction, after imitative type pressure head contacts with steel-plastics composite pipe, under the effect of the thrust of enlarging hydraulic cylinder, steel-plastics composite pipe is expanded by imitative type pressure head gradually, final end face of steel-plastic composite tube contacts with the positioning table of imitative type pressure head, the port interior shape of steel-plastics composite pipe is made to reach the shape with the identical grade of imitative type pressure head profile.Operation reversing handle, makes enlarging hydraulic cylinder piston rod move to the direction away from steel-plastics composite pipe, enlarging hydraulic cylinder stop motion after enlarging hydraulic cylinder rod moves to initial position.Check lock lever and locking pin are decontroled, opens upper holder block, steel-plastics composite pipe complete for enlarging is taken out from fixture block, complete the flaring process of steel-plastics composite pipe.
The beneficial effect adopting technique scheme to produce is: the present invention utilizes hand-hydraulic mechanism, clamping device and imitative type pressure head steel plastic compount pipe port to be carried out to the device of enlarging, improve steel-plastics composite pipe uses flared pipe fitting to be installation effectiveness, reduce the working strength of workmen, because adopt hand-hydraulic mechanism and imitative type pressure head to carry out enlarging, this device does not adopt expendable accessory, improve device continuous operation ability, improve the efficiency of steel-plastics composite pipe installation; The present invention arranges fixture block owing to have employed between upper and lower briquetting, and rotary clamping between pressure head and hydraulic cylinder piston rod, therefore this structure can carry out enlarging to the steel-plastics composite pipe of plurality of specifications, as long as change pressure head and the fixture block of dimension, just can carry out enlarging to the steel-plastics composite pipe of dimension, change convenient and swift, and processing ease; The present invention adopts hand-hydraulic mechanism and mechanical part to connect as one, lightweight, is easy to carry about with one, and without the need to power supply, can be fixed on corresponding platform or independent use, can construct in the space of relative narrowness.
Accompanying drawing explanation
Below in conjunction with the drawings and specific embodiments, the present invention is further detailed explanation.
Fig. 1 is the front view of preferred embodiment;
Fig. 2 is the top view of Fig. 1, and wherein steel-plastics composite pipe is in non-enlarging state;
Fig. 3 is that steel-plastics composite pipe has completed enlarging view on pipe-expanding machine;
Wherein: 1, hydraulic cylinder, 2, oil pipe, 3, Pressure gauge, 4, piston rod, 5, pressure head, 6, press rods, 7, upper holder block, 8, locking pin, 9, pad, 10, rotating shaft, 11, fixture block, 12, lower lock block, 13, bearing pin, 14, check lock lever, 15, base, 16, footing, 17, fuel tank, 18, pump head, 19, reversing handle, 20, steel-plastics composite pipe.
Detailed description of the invention
For enabling above-mentioned purpose of the present invention, characteristic sum beneficial effect becomes apparent more, below in conjunction with the drawings and specific embodiments in example of the present invention, is clearly and completely described the technical scheme in patent working of the present invention.
The present invention is specifically related to a kind of for the effective pipe joint tools of steel plastic compount, in particular to a kind of device using hand-hydraulic mechanism and imitative type pressure head steel plastic compount pipe port to be carried out to enlarging, its principle utilizes steel-plastics composite pipe ductility good, the feature of imitative type punching press can be carried out, utilize hydraulic power to promote imitative type enlarging pressure head, realize the object expanded according to the profile of imitative type pressure head by steel plastic compount pipe port.
Based on above-mentioned purpose, R & D design goes out a kind of Portable small-bore steel-plastics composite pipe pipe-expanding machine, is provided with a base 15 as shown in Figure 1, base 15 is equipped with hand-hydraulic mechanism and clamping device, described clamping device comprises upper holder block 7, lower lock block 12, check lock lever 14, locking pin 8, rotating shaft 10 and bearing pin 13, upper holder block 7 and lower lock block 12 main body are semicircular structure, both are oppositely arranged and are spliced into circular hollow structure, the lower surface of lower lock block 7 is fixed on base 15, upper holder block 7 is connected by rotating shaft 10 with the side of lower lock block 12, the other end of upper holder block 7 and lower lock block 12 is provided with U-shaped groove, check lock lever 14 is cylindrical elongate bar, one end of check lock lever 14 is connected by bearing pin 13 with base 15, middle part and U-shaped groove fit, the other end of check lock lever 14 is provided with wedge shape through hole, locking pin 8 is wedge, locking pin 8 coordinates with wedge shape through hole, pad 9 is provided with between locking pin 8 and upper holder block 7, realize clamping, hand-hydraulic mechanism comprises fuel tank 17, pump head 18, Pressure gauge 3, reversing handle 19, press rods 6, oil pipe 2, hydraulic cylinder 1, piston rod 4 and pressure head 5, fuel tank 17 is placed on base 15, pump head 18 is provided with in the side of fuel tank 17, pump head 18 upper surface is provided with press rods 6, side is provided with reversing handle 19, the oil inlet and outlet of pump head 18 is communicated with the chamber, front and back of hydraulic cylinder 1 by two oil pipes 2, Pressure gauge 3 is provided with in the middle of oil pipe 2, piston rod 4 free end of described hydraulic cylinder 1 is connected with pressure head 5, pressure head 5 is truncated cone-shaped structure or other imitative type pressure head, but ensure that its center line aligns with upper holder block 7 and lower lock block 12 center line.
In addition, be provided with fixture block 11 between upper holder block 7 and lower lock block 12, fixture block 11 is two pieces of semi-circular shape structures, and it is sheathed on steel-plastics composite pipe 20 outer wall.The outer surface of fixture block 11 coordinates with the circular arc inner surface of upper holder block 7 and lower lock block 12; the inner surface of fixture block 11 coordinates with the outer wall of steel-plastics composite pipe 20; realize the clamping to steel-plastics composite pipe 20; this fixture block 11 1 aspect can protect steel-plastics composite pipe 20 surface not to be destroyed; enlarging can be carried out to the steel-plastics composite pipe 20 of plurality of specifications on the other hand, only need change the specification of briquetting 11.
Structure of the present invention is portable expanding device, and when needs are fixing, the lower surface corner of base 15 again can be provided with footing 16, footing 16 is provided with fixed bolt hole, facilitates the fixing of whole device.
The present invention in use concrete operations is as follows: use hand-hydraulic mechanism and imitative type pressure head steel plastic compount pipe port to be carried out to the device of enlarging, pipe-expanding machine be fixed on a platform or put on the ground, open pipe-expanding machine upper holder block 7, the fixture block 11 of dimension steel-plastics composite pipe 20 is positioned in lower lock block 12, steel-plastics composite pipe 20 is put in fixture block 11, put down upper holder block 7, in the groove of rotational lock bar 14 to upper holder block 7 and lower lock block 12, pad 9 is placed on upper holder block 7 through the head of check lock lever 14, locking pin 8 is put into the groove on check lock lever 14, hand hammer is used to knock locking pin 8, upper holder block 7 and lower lock block 12 connection is made to be a closed structure, by the stressed clamping steel-plastics composite pipe 20 of fixture block 11, as shown in Figure 2.Then reversing handle 19 is operated, press press rods 6 up and down, the piston rod 4 of hydraulic cylinder 1 is with dynamic head 5 to produce motion to steel-plastics composite pipe 20 port direction, after pressure head 5 contacts with steel-plastics composite pipe 20, under the effect of the thrust of hydraulic cylinder 1, the port of steel-plastics composite pipe 20 is expanded by pressure head 5 gradually, final steel plastic composite 20 end face contacts with the positioning table of pressure head 5, makes the port interior shape of steel-plastics composite pipe 20 reach the shape of grade identical with pressure head 5 profile.Operation reversing handle 19, press press rods 6 up and down, the piston rod 4 of hydraulic cylinder 1 is with dynamic head 5 to produce motion to steel-plastics composite pipe 20 port rightabout, until pressure head 5 departs from steel-plastics composite pipe 20 port position completely, beat with hand and oppositely knock locking pin 8, take out locking pin 8 and pad 9, rotational lock bar is to the groove departing from upper holder block 7 and lower lock block 12, open upper holder block 7 and fixture block 11, complete the flaring process of a steel-plastics composite pipe 20.Pipe-expanding machine after enlarging and the state of tubing are as shown in Figure 3.
Utilize structure simple hand-hydraulic mechanism and imitative type pressure head steel plastic compount pipe port to be carried out to the device of enlarging, device does not adopt expendable accessory, improves device continuous operation ability, improves the efficiency of steel-plastics composite pipe installation.
Claims (4)
1. a Portable small-bore steel-plastics composite pipe pipe-expanding machine, is characterized in that comprising base (15), and described base (15) is provided with hand-hydraulic mechanism and clamping device; Described clamping device comprises upper holder block (7), lower lock block (12), check lock lever (14), locking pin (8), rotating shaft (10) and bearing pin (13), described upper holder block (7) and lower lock block (12) main body are semicircular structure, both are oppositely arranged and are spliced into circular hollow structure, fixture block (11) is provided with between described upper holder block (7) and lower lock block (12), fixture block (11) is two pieces of semicircular structures, and it is sheathed on steel-plastics composite pipe (20) outer wall; The lower surface of lower lock block (7) is fixed on base (15), upper holder block (7) is connected by rotating shaft (10) with the side of lower lock block (12), the other end of upper holder block (7) and lower lock block (12) is provided with U-shaped groove, described check lock lever (14) is cylindrical elongate bar, one end of check lock lever (14) is connected by bearing pin (13) with base (15), middle part and U-shaped groove fit, the other end of check lock lever (14) is provided with wedge shape through hole, described locking pin (8) is wedge, locking pin (8) coordinates with wedge shape through hole, realizes clamping;
Described hand-hydraulic mechanism comprises fuel tank (17), pump head (18), Pressure gauge (3), reversing handle (19), press rods (6), oil pipe (2), hydraulic cylinder (1), piston rod (4) and pressure head (5), described fuel tank (17) is placed on base (15), pump head (18) is provided with in the side of fuel tank (17), pump head (18) upper surface is provided with press rods (6), side is provided with reversing handle (19), the oil inlet and outlet of described pump head (18) is communicated with the chamber, front and back of hydraulic cylinder (1) by two oil pipes (2), Pressure gauge (3) is provided with in the middle of oil pipe (2), piston rod (4) free end of described hydraulic cylinder (1) is connected with pressure head (5), described pressure head (5) is truncated cone-shaped structure, its center line aligns with upper holder block (7) and lower lock block (12) center line.
2. a kind of Portable small-bore steel-plastics composite pipe pipe-expanding machine according to claim 1, is characterized in that being provided with pad (9) between described locking pin (8) and upper holder block (7).
3. a kind of Portable small-bore steel-plastics composite pipe pipe-expanding machine according to claim 1, it is characterized in that the lower surface corner of described base (15) is provided with footing (16), footing (16) is provided with fixed bolt hole.
4. a kind of Portable small-bore steel-plastics composite pipe pipe-expanding machine according to claim 1, is characterized in that the diameter range of described small-bore steel-plastics composite pipe is 20 ~ 63mm.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410230212.9A CN103978674B (en) | 2014-05-28 | 2014-05-28 | A kind of Portable small-bore steel-plastics composite pipe pipe-expanding machine |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410230212.9A CN103978674B (en) | 2014-05-28 | 2014-05-28 | A kind of Portable small-bore steel-plastics composite pipe pipe-expanding machine |
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| Publication Number | Publication Date |
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| CN103978674A CN103978674A (en) | 2014-08-13 |
| CN103978674B true CN103978674B (en) | 2016-04-20 |
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Families Citing this family (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105584066B (en) * | 2014-10-24 | 2018-10-26 | 乐清市超导电器联接有限公司 | A kind of sheath process equipment |
| CN107795775B (en) * | 2017-11-29 | 2023-12-05 | 日丰企业（佛山）有限公司 | Auxiliary assembly device and assembly method for pipe fitting connecting piece and expandable pipe |
| CN113211774A (en) * | 2021-04-14 | 2021-08-06 | 临海伟星新型建材有限公司 | Nonmetal composite pipe pipeline flaring device |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| JP3014707B2 (en) * | 1990-01-19 | 2000-02-28 | 昭和電線電纜株式会社 | Roller tube folding device |
| JP3968622B2 (en) * | 2000-05-18 | 2007-08-29 | 住友電気工業株式会社 | Diameter expansion device and diameter expansion method for insulating cylinder |
| CN102275299A (en) * | 2011-05-17 | 2011-12-14 | 新兴铸管股份有限公司 | Steel-plastic composite pressure pipe flaring machine |
| CN203472146U (en) * | 2013-09-17 | 2014-03-12 | 王箭 | Hollow jack type steel-plastic composite pipe internal-expansion flaring tool |
| CN203901708U (en) * | 2014-05-28 | 2014-10-29 | 新兴铸管股份有限公司 | Portable plastic-steel composite pressure pipe flaring device |
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