CN102672667A - Hydraulic puller of link plate - Google Patents
Hydraulic puller of link plate Download PDFInfo
- Publication number
- CN102672667A CN102672667A CN2012101361012A CN201210136101A CN102672667A CN 102672667 A CN102672667 A CN 102672667A CN 2012101361012 A CN2012101361012 A CN 2012101361012A CN 201210136101 A CN201210136101 A CN 201210136101A CN 102672667 A CN102672667 A CN 102672667A
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- China
- Prior art keywords
- link plate
- carrier bar
- moon
- quarter moon
- hydraulic
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Abstract
The invention belongs to a removing tool, and especially discloses a hydraulic puller of a link plate. The hydraulic puller of the link plate comprises a hydraulic cylinder fixedly arranged in a link plate suspender, wherein the link plate suspender is connected with a perpendicular link plate; a half-moon jaw seat is arranged below the hydraulic cylinder; two half-moon jaws are arranged in the half-moon jaw seat; the upper end of the link plate is connected onto the link plate suspender, and the lower end of the link plate is connected with the upper end of the half-moon seat; the half-moon jaw seat is a columnar shell body of which the upper surface is processed with a round hole at the center; and each of the half-moon jaws is a half-columnar shell body of which the lower surface is processed with a half-round hole at the center. The link plate is formed by connecting a plurality of connection sheets through dowels; as such a link plate being connected by the dowels and being adjustable in length, the link plate constantly increases the stroke and the length of the link plate through reinstallation, thereby having a large application scope and simplifying the whole structure; meanwhile, the link plate pulls the half-moon jaws, causing the separation of shaft type parts needing separating; and meanwhile, due to the structure of the half-moon jaw seat arranged on the exteriors of the half-moon jaws, the two half-moon jaws embrace the parts to be removed tightly without slipping, thereby greatly improving the reliability.
Description
Technical field
The invention belongs to extracting tool, be specifically related to a kind of carrier bar hydraulic pressure and draw horse.
Background technology
Often need dismantle the parts that match from axial workpiece in the express pump pilot production process, existing extracting tool draws horse for the three-jaw screw rod.Three-jaw is in dismounting parts drawing process and be prone to slippage from the workpiece, scratch workpiece; Three-jaw adopts the scope of the suitable diameter of work of dead axle swinging structure little, and the workpiece of different-diameter scope need be equipped with the Three-claw pull-horse of different size; Three-jaw length is fixed, and the Yin Lama stroke is limited in the dismounting drawing process, the stroke of necessary frequent change different size lengthening frock when stroke reaches capacity, and the frock multioperation is loaded down with trivial details.
Summary of the invention
The object of the present invention is to provide and a kind ofly can conveniently adjust the carrier bar hydraulic pressure that carrier bar length prevents slippage and draw horse.
Technical scheme of the present invention is following:
A kind of carrier bar hydraulic pressure draws horse; It comprises hydraulic cylinder, and it is fixed in the carrier bar suspension member, and described carrier bar suspension member connects vertical carrier bar; Described hydraulic cylinder below is provided with first quarter moon pawl seat; Be provided with two first quarter moon pawls in the first quarter moon pawl seat, described carrier bar upper end is connected on the carrier bar suspension member, and the lower end is connected first quarter moon pawl seat upper end; Described first quarter moon pawl seat is a cylindrical shell, and its upper surface center is processed with circular hole; Described first quarter moon pawl is the semicolumn housing, and the circle centre position of lower surface is processed with semicircle orifice; Described carrier bar is formed by connecting through pin a plurality of braces.
A kind of carrier bar hydraulic pressure above-mentioned draws Malaysia and China: the brace of said composition carrier bar is that two ends are semicircular long slab sheet, is processed with circular hole at circle centre position on the semicircular structure.
A kind of carrier bar hydraulic pressure above-mentioned draws Malaysia and China: described first quarter moon pawl seat is installed the first quarter moon pawl through bolt.
A kind of carrier bar hydraulic pressure above-mentioned draws Malaysia and China: the oil inlet and outlet of said hydraulic cylinder connects a high-pressure hose, is connected the high-pressure mouth place of hand-rail type hydraulic pump at the other end of high-pressure hose.
Remarkable result of the present invention is: the carrier bar of the present invention's design is the carrier bar of the adjustable in length of pin connection; It has replaced original structure; Can be through reinstalling its stroke of continuous increase and length, suitable workpiece scope is big, also makes overall structure obtain simplification, easy and simple to handle; Simultaneously, through above-mentioned carrier bar drawing first quarter moon pawl, the axial workpiece that make to need separates is able to separate, and the first quarter moon pawl holder structure of first quarter moon pawl exterior design makes in drawing process that two first quarter moon pawls are held parts to be removed tightly can slippage, and reliability significantly improves.
Description of drawings
Fig. 1 draws the horse sketch map for a kind of carrier bar hydraulic pressure provided by the invention;
Fig. 2 draws the structural representation of Malaysia and China's first quarter moon pawl seat for a kind of carrier bar hydraulic pressure provided by the invention;
Fig. 3 draws the structural representation of Malaysia and China's first quarter moon pawl for a kind of carrier bar hydraulic pressure provided by the invention;
Fig. 4 draws the structural representation of Malaysia and China's brace for a kind of carrier bar hydraulic pressure provided by the invention;
Among the figure: 1. high-pressure hose; 2. hydraulic cylinder; 3. carrier bar suspension member; 4. hydraulic stem; 5. carrier bar; 6. pin; 7. draw ring; 8. first quarter moon pawl seat; 9. bearing; 10. first quarter moon pawl; 11. axle; 12. installing rack; 13. bolt; 14. rocking bar; 15. hand-rail type hydraulic pump.
The specific embodiment
Below in conjunction with accompanying drawing and specific embodiment the present invention is done further explain.
As shown in Figure 1; In the lower end of hydraulic cylinder 2 is hydraulic stem 4, and hydraulic cylinder 2 is passed through screwed in the carrier bar suspension member 3 of annular, and the side of this carrier bar suspension member 3 is processed with two hangers; Each hanger connects vertical carrier bar 5 respectively, and the lower end of each carrier bar 56 is connected on the draw ring 7 through pinning.Above-mentioned draw ring 7 is fixed on the first quarter moon pawl seat 8, and this first quarter moon pawl seat 8 is inner through bolt 13 fixed installation first quarter moon pawls 10.In order to drive above-mentioned hydraulic cylinder 2 flexible hydraulic stems 4; Connect a high-pressure hose 1 at oil inlet and outlet; Connect the high-pressure mouth place of the hand-rail type hydraulic pump 15 that has rocking bar 14 at the other end of high-pressure hose 1,, hand-rail type hydraulic pump 15 is installed on the installing rack 12 for fixing.
As shown in Figure 2, described first quarter moon pawl seat 8 is a cylindrical shell, and its lower end is not provided with base plate, and is unlimited fully.The upper surface center of first quarter moon pawl seat 8 is processed with circular hole, and this is when separating for bearing 9 that axle 11 and its is outer, and axle 11 is inserted in design in the first quarter moon pawl seat 8.Also be processed with pin-and-hole at upper surface, so that through pin 6.
As shown in Figure 3, described first quarter moon pawl 10 has two, and their symmetries are installed in the first quarter moon pawl seat 8; Described first quarter moon pawl is a semicolumn housing, and the circle centre position of lower surface is processed with semicircle orifice, forms circular shell after two parts install; But its upper end does not have upper plate; Unlimited fully, the processing of center, lower end is porose, also is for installation shaft 11.
As shown in Figure 4, this is a brace structural representation of forming carrier bar 5, and it is that two ends are semicircular long slab sheet, is processed with circular hole at circle centre position on the semicircular structure at two ends, a plurality of braces is connected in series through pin and circular hole has just formed carrier bar 5.
During use; The axle 11 that has bearing 9 that at first will separate is installed in the circular hole at first quarter moon pawl 10 and first quarter moon pawl seat 8 centers; Shake rocking bar 14 then, make the hydraulic oil of hand-rail type hydraulic pump 15 outputs be input in the hydraulic cylinder 2 through high-pressure hose 1, this moment, hydraulic cylinder 2 driving hydraulic stems 4 stretched out; Make two first quarter moon pawls, 10 pulling bearings 9 pull down from axle 11; The position of removable two groups of carrier bars 5 was reduced length and hydraulic stem 4 continued that reset pulling (is pulled down from carrier bar suspension member 3 upper end that is about to carrier bar 5, reduces the length of carrier bar 5 then, is reinstalled on the carrier bar suspension member 3 from the middle part with carrier bar 5 when the length of stretching out when hydraulic stem 4 reached capacity; Reset and repeat above-mentioned drawing process again behind the hydraulic stem 4); In drawing process, to install because of above-mentioned each parts and to misalign and the inhomogeneous first quarter moon pawl 10 of the suffered everywhere resistance of bearing 9 can receive the direction finding power that makes its outside slippage, the first quarter moon pawl seat 8 of its outer institute suit can prevent effectively that the 10 outside slippages of first quarter moon pawl have high reliability.
Claims (4)
1. a carrier bar hydraulic pressure draws horse; It comprises hydraulic cylinder (2), it is characterized in that: it is fixed in the carrier bar suspension member (3), and described carrier bar suspension member (3) connects vertical carrier bar (5); Described hydraulic cylinder (2) below is provided with first quarter moon pawl seat (8); Be provided with two first quarter moon pawls (10) in the first quarter moon pawl seat (8), described carrier bar (5) upper end is connected on the carrier bar suspension member (3), and the lower end is connected first quarter moon pawl seat (8) upper end; Described first quarter moon pawl seat (8) is a cylindrical shell, and its upper surface center is processed with circular hole; Described first quarter moon pawl (10) is the semicolumn housing, and the circle centre position of lower surface is processed with semicircle orifice; Described carrier bar (5) is formed by connecting through pin (6) a plurality of braces.
2. a kind of carrier bar hydraulic pressure as claimed in claim 1 draws horse, it is characterized in that: the brace of said composition carrier bar (5) is that two ends are semicircular long slab sheet, is processed with circular hole at circle centre position on the semicircular structure.
3. a kind of carrier bar hydraulic pressure as claimed in claim 1 draws horse, it is characterized in that: described first quarter moon pawl seat (8) is through bolt (13) fixed installation first quarter moon pawl (10).
4. a kind of carrier bar hydraulic pressure as claimed in claim 1 draws horse, it is characterized in that: the oil inlet and outlet of said hydraulic cylinder (2) connects a high-pressure hose (1), is connected the high-pressure mouth place of hand-rail type hydraulic pump (15) at the other end of high-pressure hose (1).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2012101361012A CN102672667A (en) | 2012-05-04 | 2012-05-04 | Hydraulic puller of link plate |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2012101361012A CN102672667A (en) | 2012-05-04 | 2012-05-04 | Hydraulic puller of link plate |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN102672667A true CN102672667A (en) | 2012-09-19 |
Family
ID=46805566
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2012101361012A Pending CN102672667A (en) | 2012-05-04 | 2012-05-04 | Hydraulic puller of link plate |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN102672667A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103938642A (en) * | 2014-05-12 | 2014-07-23 | 葛洲坝集团第五工程有限公司 | Adjusting device of pile foundation steel bar protective layer |
Citations (11)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US3638294A (en) * | 1970-01-20 | 1972-02-01 | Walter F Durant | Wheel puller |
| EP0100792A2 (en) * | 1982-08-10 | 1984-02-22 | CARAVEL S.A.S. di Maniaci Maria Rita & C. | Hydraulic device for removing and inserting marine bushings |
| CN2053563U (en) * | 1989-01-16 | 1990-02-28 | 吴福松 | Miniature bearing drawing die |
| CN2068883U (en) * | 1990-04-23 | 1991-01-09 | 刘家超 | Fixture chain |
| US5410792A (en) * | 1994-03-02 | 1995-05-02 | Freeman; Gregory L. | Caster wheel axle extraction apparatus |
| CN2584368Y (en) * | 2002-11-08 | 2003-11-05 | 上海神模电气有限公司 | Mechanical hydraulic bearing withdrawing apparatus |
| CN201086187Y (en) * | 2007-06-28 | 2008-07-16 | 宫立新 | Hydraulic dissembling device |
| CN201325030Y (en) * | 2008-12-19 | 2009-10-14 | 株洲通达铁路电机厂 | Cylindrical puller |
| CN201645406U (en) * | 2010-02-22 | 2010-11-24 | 刘邈理 | Multifunctional hydraulic wheel remover |
| CN201913604U (en) * | 2011-01-30 | 2011-08-03 | 黄琼章 | Multifunctional flexible puller |
| CN202556342U (en) * | 2012-05-04 | 2012-11-28 | 北京航天动力研究所 | Hydraulic link plate puller |
-
2012
- 2012-05-04 CN CN2012101361012A patent/CN102672667A/en active Pending
Patent Citations (11)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US3638294A (en) * | 1970-01-20 | 1972-02-01 | Walter F Durant | Wheel puller |
| EP0100792A2 (en) * | 1982-08-10 | 1984-02-22 | CARAVEL S.A.S. di Maniaci Maria Rita & C. | Hydraulic device for removing and inserting marine bushings |
| CN2053563U (en) * | 1989-01-16 | 1990-02-28 | 吴福松 | Miniature bearing drawing die |
| CN2068883U (en) * | 1990-04-23 | 1991-01-09 | 刘家超 | Fixture chain |
| US5410792A (en) * | 1994-03-02 | 1995-05-02 | Freeman; Gregory L. | Caster wheel axle extraction apparatus |
| CN2584368Y (en) * | 2002-11-08 | 2003-11-05 | 上海神模电气有限公司 | Mechanical hydraulic bearing withdrawing apparatus |
| CN201086187Y (en) * | 2007-06-28 | 2008-07-16 | 宫立新 | Hydraulic dissembling device |
| CN201325030Y (en) * | 2008-12-19 | 2009-10-14 | 株洲通达铁路电机厂 | Cylindrical puller |
| CN201645406U (en) * | 2010-02-22 | 2010-11-24 | 刘邈理 | Multifunctional hydraulic wheel remover |
| CN201913604U (en) * | 2011-01-30 | 2011-08-03 | 黄琼章 | Multifunctional flexible puller |
| CN202556342U (en) * | 2012-05-04 | 2012-11-28 | 北京航天动力研究所 | Hydraulic link plate puller |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103938642A (en) * | 2014-05-12 | 2014-07-23 | 葛洲坝集团第五工程有限公司 | Adjusting device of pile foundation steel bar protective layer |
| CN103938642B (en) * | 2014-05-12 | 2015-08-12 | 葛洲坝集团第五工程有限公司 | A kind of pile foundation reinforcement cover adjusting device |
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Application publication date: 20120919 |