CN204867137U - Double -end punching press throat device - Google Patents
Double -end punching press throat device Download PDFInfo
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- CN204867137U CN204867137U CN201520603555.5U CN201520603555U CN204867137U CN 204867137 U CN204867137 U CN 204867137U CN 201520603555 U CN201520603555 U CN 201520603555U CN 204867137 U CN204867137 U CN 204867137U
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Abstract
The utility model provides a double -end punching press throat device belongs to the machinery processing technology field. It has solved the problem that current punching press throat device can not carry out the punching press to the both ends of return bend simultaneously. This double -end punching press throat device includes the base, slide rail and a plurality of fixed block have been linked firmly on the base, the fixed slot all has on a plurality of fixed block, sliding connection has a pair of throat mould on the slide rail, the top of two inside walls that a pair of throat mould is relative has the spigot surface that the slope set up respectively, two outsides of a pair of throat mould all are provided with the spring respectively with between the fixed block that corresponds, the top of base is equipped with the clamp plate, the bottom of clamp plate has linked firmly the wedge, the face that inserts that the slope set up has on two lateral walls of wedge respectively, the face of inserting can remove along the spigot surface and make the wedge insert between a pair of throat mould, the wedge can promote the throat mould and overcome the elasticity of spring and remove along the slide rail. This double -end punching press throat device can carry out the punching press to the both ends of return bend simultaneously.
Description
Technical field
The utility model belongs to Machining Technology field, relates to a kind of double-end punch compression port device.
Background technology
In machinery industry, a lot of place is had to need to carry out reducing to pipe fitting end face, in the prior art, normal employing hydraulic pressure pipe end forming machine carries out reducing to tube head two ends, during use, is vertically placed on workbench by pipe fitting, pipe fitting bottom is fixed, then utilize from top to bottom to impulse force, reducing is carried out to pipe fitting upper end, repeat again after completing one end reducing above-mentioned steps continue reducing is carried out to the other end.When adopting this kind of method to carry out reducing, once can only carry out reducing to one end of pipe fitting, and because utilize from top to bottom to impulse force, if tubular length is long, then liquidate reducing time pipe fitting can be caused to be out of shape, therefore to the limited length system of pipe fitting.
For above Problems existing, people have made improvement, and what have has also applied for patent, and such as Chinese patent literature data discloses tube head two ends stamping necking device [application number: 201110025665.4, Authorization Notice No.: CN102205377B], it is made up of slider of punch and punch press, punch press is by base plate, left die holder, main die holder is formed, left die holder is relative with main die holder to be fixed on base plate, first and second springs are installed in main die holder, play hammer down, main die sleeve, main material returned bar, main core rod, lower hammer of beating vertically is movably arranged in main die holder, lower hammer upper end of beating is stretched out main die holder and is placed in outside main die holder, lower beat hammer lower surface be scarf, and lower end hollow, one end of first spring is placed in down to be beaten in hammer, the other end of the first spring is placed in base plate, main core rod, main material returned bar, main die sleeve is mutually embedding successively and horizontal anomalous movement is arranged in main die holder, hammer lower end scarf in scarf into shape match with lower beating on the right side of main die sleeve, between main material returned bar and main die sleeve, the second spring is installed, on the left of main material returned bar, the diameter of tangent plane is consistent with required reducing pipe fitting internal diameter, main core rod and main material returned bar interdigitating section are provided with breach, 3rd spring, screw rod, left die sleeve, left material returned bar, left core rod are installed in left die holder, left die sleeve, left material returned bar, left core rod are mutually embedding successively and level is arranged in left die holder, 3rd spring is installed between left material returned bar and left die sleeve, on the right side of left material returned bar, the diameter of tangent plane is consistent with required reducing pipe fitting internal diameter, left core rod and left material returned bar interdigitating section are provided with breach, left die sleeve is connected by nut with screw rod, the other end of screw rod stretches out left die holder, and the left core rod of left die holder and the main core rod of main die holder are positioned at same level position in opposite directions.
The tube head two ends stamping necking device of this kind of structure can only carry out stamping necking processing to the two ends of straight tube simultaneously, can not to bend pipe particularly the curved mistake in two ends and two rectify right bend pipes carry out stamping necking processing.
Summary of the invention
The purpose of this utility model is for the above-mentioned problems in the prior art, proposes a kind of double-end punch compression port device, solves and how to make existing stamping necking device can process the two ends of bend pipe simultaneously.
The purpose of this utility model realizes by following technical proposal: a kind of double-end punch compression port device, comprise base, it is characterized in that, described base is fixed with slide rail and several fixed blocks, fixed block described in several all has holddown groove, described slide rail slidably connects a pair reducing die, the top of two madial walls that a pair reducing die is relative has the spigot surface be obliquely installed respectively, a pair reducing die two outside be provided with spring respectively and between corresponding fixed block, one end of described spring is resisted against on reducing die, the other end is resisted against on corresponding fixed block, the top of described base is provided with pressing plate, the bottom of described pressing plate is fixed with wedge, described wedge can move up and down with pressing plate, two lateral walls of described wedge has the inserting surface be obliquely installed respectively, described inserting surface can move along spigot surface and make wedge be inserted between a pair reducing die, described wedge can promote the elastic force that reducing die overcomes spring and move along slide rail.
This double-end punch compression port device is particularly suitable for processing the two ends of bend pipe, reducing die can carry out reducing processing to bend pipe, bend pipe is embedded in the holddown groove of fixed block, holddown groove plays location and fixing effect to bend pipe, the two ends of bend pipe are positioned in fixed block corresponding outside a pair reducing die two respectively, when pressing plate moves down, pressing plate drives wedge to move down, wedge is embedded in a pair reducing die and the elastic force overcoming spring promotes reducing die moves outside two, make reducing die touch the two ends of pipe, the two ends of reducing die to pipe process simultaneously; This double-end punch compression port device can be able to make pressing plate move up and down by common punch press or hydraulic test, thus realizes carrying out reducing to the two ends of bend pipe simultaneously, and applicability is strong.
In above-mentioned a kind of double-end punch compression port device, described reducing die comprises core rod, and described core rod embeds the lateral wall place being arranged on reducing die, and have reducing hole in described core rod, the port in described reducing hole has curved choke.The internal diameter in reducing hole is less than the external diameter of bend pipe, a pair reducing die under the effect of wedge to two outside move, two end in contact of bend pipe are also resisted against choke, choke is curved, wedge continues to move down makes reducing die continue move outside two and produce larger power, thus reducing is to identical with the internal diameter in reducing hole gradually along choke to make the both ends of bend pipe, reducing processing is simple, realizes carrying out reducing to the two ends of bend pipe simultaneously.
In above-mentioned a kind of double-end punch compression port device, described core rod is detachable setting.According to the size of bend pipe diameter, can change core rod arbitrarily, core rod is changed convenient, improves the range of work.
In above-mentioned a kind of double-end punch compression port device, the junction between described inserting surface and wedge bottom surface is curved, and the junction between described spigot surface and reducing die end face is curved.This kind of structure, laborsaving when wedge is inserted between a pair reducing die, can not block.
In above-mentioned a kind of double-end punch compression port device, the bottom of described pressing plate is provided with a pair compact heap, a pair compact heap lays respectively at the both sides of wedge, a pair compact heap is corresponding with the fixed block be positioned at outside a pair reducing die two to be arranged, the bottom of described compact heap has pressing groove, and described pressing groove is corresponding with the holddown groove on the fixed block be positioned at outside a pair reducing die two to be arranged.During the work of this double-end punch compression port device, compact heap first moves down, be pressed on fixed block, part bend pipe is embedded be fixed in pressing groove and holddown groove, then pressing plate moves down again, and the place that bend pipe is secured in a press is close to the two ends of bend pipe, fixing is effective, good stability, can not move in the process that bend pipe is processed in reducing, can not rock, machining accuracy is high.
In above-mentioned a kind of double-end punch compression port device, the bottom of described pressing plate is fixed with locating dowel, in described compact heap, there is through hole, described locating dowel wears in through-holes, be positioned on the fixed block outside a pair reducing die two and there is locating hole, after pressing plate moves down, the bottom of described locating dowel is inserted in locating hole.The effect of guiding is played in the movement of locating dowel to compact heap, make compact heap mobile accuracy high, make the effective of fixed block and compact heap fixed bending tube, lead also plays the effect of guiding to the movement of pressing plate simultaneously, make the precision of compact heap movement high, the precision that wedge is embedded in a pair reducing die is high, i.e. the distance of a pair reducing die movement is laterally the same, the length of bend pipe two ends reducing is the same, and the precision of reducing is high.
In above-mentioned a kind of double-end punch compression port device, the lateral wall of described reducing die has locating slot one, be positioned on the fixed block outside a pair reducing die two and have locating slot two, one end of described spring is arranged in locating slot one, and the other end is arranged in locating slot two.The effect of location, the good stability of spring fitting are played in the installation of locating slot one and locating slot two pairs of springs, good stability during a pair reducing die homing, reset in time.
In above-mentioned a kind of double-end punch compression port device, several fixed blocks comprise at the end winding support block at two ends and the middle fixed block between end winding support block, holddown groove on described end winding support block is curved, the holddown groove linearly type on described middle fixed block.The shape of the holddown groove on fixed block sets according to the actual conditions of bend pipe, and the permutation and combination of fixed block also sets according to the actual conditions of bend pipe, ensures that bend pipe can not rock after fixing, can not move, is applicable to batch production.
Compared with prior art, the double-end punch compression port device that the utility model provides has the following advantages:
1, this double-end punch compression port device can carry out reducing processing to the two ends of bend pipe simultaneously, and a punching press can complete the reducing at bend pipe two ends, and working (machining) efficiency is high.
2, this double-end punch compression port device directly can be placed on common punch press or hydraulic test can process the two ends of bend pipe simultaneously, and strong adaptability, avoids enterprise again to develop new special equipment, reduces development cost.
3, the bend pipe of this double-end punch compression port device is positioned in the holddown groove of fixed block, and pressure strip pushes down the part at bend pipe two ends place, and improve firmness when bend pipe is fixed, bend pipe good stability, reducing precision is high.
Accompanying drawing explanation
Fig. 1 is the overall structure schematic diagram of this double-end punch compression port device.
Fig. 2 is the front view of this double-end punch compression port device.
Fig. 3 is the top view of this double-end punch compression port device section structure.
Fig. 4 is the structural representation of this double-end punch compression port device core rod.
Fig. 5 is the compact heap of this double-end punch compression port device and the structural representation of fixed block.
In figure, 1, base; 2, slide rail; 3, fixed block; 4, holddown groove; 5, reducing die; 51, core rod; 511, reducing hole; 512, choke; 6, spigot surface; 7, spring; 8, pressing plate; 9, wedge; 10, inserting surface; 11, compact heap; 12, pressing groove; 13, locating dowel; 14, through hole; 15, locating hole; 16, locating slot one; 17, locating slot two.
Detailed description of the invention
Be below specific embodiment of the utility model and by reference to the accompanying drawings, the technical solution of the utility model is further described, but the utility model be not limited to these embodiments.
As shown in Figure 1, Figure 2, Figure 3 shows, this double-end punch compression port device comprises base 1, slide rail 2, fixed block 3, reducing die 5, spring 7, pressing plate 8, wedge 9, compact heap 11 and locating dowel 13.
Base 1 is in strip, in the present embodiment, base 1 is fixed with a slide rail 2 and five fixed blocks 3, the top of five fixed blocks 3 all has holddown groove 4, the arrangement of fixed block 3 sets according to the true form of bend pipe, in actual production, base 1 also can be fixed with seven or ten fixed blocks 3.Five fixed blocks 3 comprise two end winding support blocks being positioned at two ends and three be positioned at middle middle fixed block, in the middle of three, fixed block is positioned at the centre of two end winding support blocks, in the present embodiment, holddown groove 4 on end winding support block is curved, holddown groove 4 linearly type on middle fixed block, in actual production, the holddown groove 4 on end winding support block also can linearly type or triangle etc., and the holddown groove 4 on middle fixed block also can curved or triangle etc.
Slide rail 2 is fixed on the centre of two middle fixed blocks, slide rail 2 slidably connects a pair reducing die 5, the lateral wall of reducing die 5 has locating slot 1, fixed block 3 has locating slot 2 17 near one end of reducing die 5, one end of spring 7 is arranged in locating slot 1, the other end is arranged in locating slot 2 17, and spring 7 plays the effect of reset reducing die 5.
As shown in Figure 4, reducing die 5 comprises core rod 51, core rod 51 embeds the lateral wall place being arranged on reducing die 5, core rod 51 is detachably arranged by screw thread, in actual production, also detachably can be arranged by the mode of clamping, there is in core rod 51 reducing hole 511, the internal diameter in reducing hole 511 is consistent with the size required after bend pipe reducing, the port in reducing hole 511 has curved choke 512, the diameter of choke 512 outer ring is greater than the diameter of bend pipe, and the diameter of choke 512 inner ring is consistent with the internal diameter in reducing hole 511.The top of two madial walls that a pair reducing die 5 is relative has the spigot surface 6 be obliquely installed respectively, and the junction between spigot surface 6 and reducing die 5 end face is curved.
The top of base 1 is provided with pressing plate 8, and the bottom of pressing plate 8 is fixed with wedge 9, two lateral walls of wedge 9 has respectively the inserting surface 10 be obliquely installed, and the junction between inserting surface 10 and wedge 9 bottom surface is curved.
The bottom of pressing plate 8 is provided with a pair compact heap 11, a pair compact heap 11 lays respectively at the both sides of wedge 9, a pair compact heap 11 is corresponding with the fixed block 3 being positioned at a pair reducing die, 5 liang of outsides to be arranged, as shown in Figure 5, the bottom of compact heap 11 has pressing groove 12, and pressing groove 12 is corresponding with the holddown groove 4 on the fixed block 3 being positioned at a pair reducing die, 5 liang of outsides to be arranged.The bottom of pressing plate 8 is fixed with locating dowel 13, has through hole 14 in compact heap 11, and locating dowel 13 is located in through hole 14, and the fixed block 3 in a pair reducing die, 5 liang of outsides has locating hole 15.
This double-end punch compression port device is arranged in common punch press, add man-hour, bend pipe is embedded in the holddown groove 4 be positioned on fixed block 3, punched tape moves compact heap 11 and moves down along locating dowel 13, make compact heap 11 against and be pressed on corresponding fixed block 3, now part bend pipe is arranged in holddown groove 4 and pressing groove 12, compact heap 11 and fixed block 3 acting in conjunction make bend pipe fix, pressing plate 8 moves down again, locating dowel 13 moves down and is inserted in the locating hole 15 on fixed block 3 from through hole 14, pressing plate 8 moves down and drives wedge 9 to move down, the inserting surface 10 of wedge 9 moves along spigot surface 6 and makes wedge 9 be inserted between a pair reducing die 5, wedge 9 promotes the fixed block 3 of elastic force along slide rail 2 towards both sides that reducing die 5 overcomes spring 7 and moves, when the two ends of bend pipe are resisted against choke 512, pressing plate 8 continues to drive wedge 9 to move down, one reducing die 5 continues to move towards the fixed block 3 of both sides, now the two ends of bend pipe are along choke 512 reducing, until bend pipe to extend in reducing hole 511 after a segment distance, pressing plate 8 stops moving down, pressing plate 8 rises and drives wedge 9 to rise, a pair reducing die 5 resets under the effect of spring 7 elastic force, until a pair reducing die 5 is abutted together, compact heap 11 rises again, bend pipe after machining is taken out, install next bend pipe, go round and begin again, reciprocation cycle completes the processing of multiple bend pipe.
Specific embodiment described herein is only to the explanation for example of the utility model spirit.The utility model person of ordinary skill in the field can make various amendment or supplements or adopt similar mode to substitute to described specific embodiment, but can't depart from spirit of the present utility model or surmount the scope that appended claims defines.
Although more employ the terms such as base 1, slide rail 2, fixed block 3, holddown groove 4, reducing die 5, core rod 51, reducing hole 511, choke 512, spigot surface 6, spring 7, pressing plate 8, wedge 9, inserting surface 10, compact heap 11, pressing groove 12, locating dowel 13, through hole 14, locating hole 15, locating slot 1, locating slot 2 17 herein, do not get rid of the possibility using other term.These terms are used to be only used to describe and explain essence of the present utility model more easily; The restriction that they are construed to any one additional is all contrary with the utility model spirit.
Claims (8)
1. a double-end punch compression port device, comprise base (1), it is characterized in that, described base (1) is fixed with slide rail (2) and several fixed blocks (3), fixed block described in several (3) all has holddown groove (4), described slide rail (2) slidably connects a pair reducing die (5), the top of two madial walls that a pair reducing die (5) is relative has the spigot surface (6) be obliquely installed respectively, a pair reducing die (5) two outside be provided with spring (7) respectively and between corresponding fixed block (3), one end of described spring (7) is resisted against on reducing die (5), the other end is resisted against on corresponding fixed block (3), the top of described base (1) is provided with pressing plate (8), the bottom of described pressing plate (8) is fixed with wedge (9), described wedge (9) can move up and down with pressing plate (8), two lateral walls of described wedge (9) has respectively the inserting surface (10) be obliquely installed, described inserting surface (10) can make wedge (9) be inserted between a pair reducing die (5) along spigot surface (6) is mobile, described wedge (9) can promote reducing die (5) and overcome the elastic force of spring (7) along slide rail (2) movement.
2. a kind of double-end punch compression port device according to claim 1, it is characterized in that, described reducing die (5) comprises core rod (51), described core rod (51) embeds the lateral wall place being arranged on reducing die (5), have reducing hole (511) in described core rod (51), the port of described reducing hole (511) has curved choke (512).
3. a kind of double-end punch compression port device according to claim 2, is characterized in that, described core rod (51) is detachable setting.
4. a kind of double-end punch compression port device according to claim 1 or 2 or 3, it is characterized in that, junction between described inserting surface (10) and wedge (9) bottom surface is curved, and the junction between described spigot surface (6) and reducing die (5) end face is curved.
5. a kind of double-end punch compression port device according to claim 1 or 2 or 3, it is characterized in that, the bottom of described pressing plate (8) is provided with a pair compact heap (11), a pair compact heap (11) lays respectively at the both sides of wedge (9), a pair compact heap (11) is corresponding with the fixed block (3) be positioned at outside a pair reducing die (5) two to be arranged, the bottom of described compact heap (11) has pressing groove (12), described pressing groove (12) is corresponding with the holddown groove (4) on the fixed block (3) be positioned at outside a pair reducing die (5) two to be arranged.
6. a kind of double-end punch compression port device according to claim 5, it is characterized in that, the bottom of described pressing plate (8) is fixed with locating dowel (13), there is in described compact heap (11) through hole (14), described locating dowel (13) is located in through hole (14), be positioned on the fixed block (3) outside a pair reducing die (5) two and there is locating hole (15), after pressing plate (8) moves down, the bottom of described locating dowel (13) is inserted in locating hole (15).
7. a kind of double-end punch compression port device according to claim 1 or 2 or 3, it is characterized in that, the lateral wall of described reducing die (5) has locating slot one (16), be positioned on the fixed block (3) outside a pair reducing die (5) two and there is locating slot two (17), one end of described spring (7) is arranged in locating slot one (16), and the other end is arranged in locating slot two (17).
8. a kind of double-end punch compression port device according to claim 1 or 2 or 3, it is characterized in that, several fixed blocks (3) comprise at the end winding support block at two ends and the middle fixed block between end winding support block, holddown groove (4) on described end winding support block is curved, holddown groove (4) the linearly type on described middle fixed block.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520603555.5U CN204867137U (en) | 2015-08-12 | 2015-08-12 | Double -end punching press throat device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520603555.5U CN204867137U (en) | 2015-08-12 | 2015-08-12 | Double -end punching press throat device |
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| Publication Number | Publication Date |
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| CN204867137U true CN204867137U (en) | 2015-12-16 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201520603555.5U Active CN204867137U (en) | 2015-08-12 | 2015-08-12 | Double -end punching press throat device |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107511425A (en) * | 2017-08-23 | 2017-12-26 | 柳州劲胜科技有限公司 | Punched pipefitting necking die |
| CN109351853A (en) * | 2018-11-05 | 2019-02-19 | 南通江华热动力机械有限公司 | A kind of three-dimensional bending tube composite molding tooling |
-
2015
- 2015-08-12 CN CN201520603555.5U patent/CN204867137U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107511425A (en) * | 2017-08-23 | 2017-12-26 | 柳州劲胜科技有限公司 | Punched pipefitting necking die |
| CN109351853A (en) * | 2018-11-05 | 2019-02-19 | 南通江华热动力机械有限公司 | A kind of three-dimensional bending tube composite molding tooling |
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Address after: Taizhou City, Zhejiang province 317606 Yuhuan County town industrial area Patentee after: Zhejiang macro smart Polytron Technologies Inc Address before: Taizhou City, Zhejiang province 317606 Yuhuan County town industrial area Patentee before: Zhejiang Homebase Industrial Co., Ltd. |