CN2232341Y - Clamping and disassemble device for connecting rod screw of compression-ignition engine - Google Patents
Clamping and disassemble device for connecting rod screw of compression-ignition engine Download PDFInfo
- Publication number
- CN2232341Y CN2232341Y CN 95230529 CN95230529U CN2232341Y CN 2232341 Y CN2232341 Y CN 2232341Y CN 95230529 CN95230529 CN 95230529 CN 95230529 U CN95230529 U CN 95230529U CN 2232341 Y CN2232341 Y CN 2232341Y
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- Prior art keywords
- nut
- bearing
- shaft
- base
- clutch
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- Expired - Fee Related
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Abstract
The utility model discloses a clamping and disassemble device for connecting rod screw of compression-ignition engine, comprising a base (19) and a slide plate (41) which is installed on the guide rail of the base, wherein, the base along the guide rail direction is arranged in turn with an add-forced device (2), a sleeve barrel (4) of the inverse force arm, a transmission shaft (8) and a driving bevel gear (20) which is fixedly installed on the transmission shaft, and the driving bevel gear (15) and the driven shaft (11) which are engaged with the driving bevel gear are provided with clutches (12), (13) on the driven shaft, and the driven shaft (11) is fixedly installed on the driving bevel gear; a spanner sleeve (31) is installed on the nut (10) which is matched with the screw thread on the upper end of the driven shaft (11). The clamping and disassemble device for connecting rod screw of compression-ignition engine has the advantages of compact structure, flexible regulation, large torque and work efficiency improving, which is suitable for disassemble and clamping of the connecting rod screw of compression-ignition engine of the diesel locomotive.
Description
The utility model relates to the fastening and provision for disengagement of a kind of diesel engine connecting bar screw, is particularly useful for the fastening and dismounting of the diesel engine connecting bar screw on the diesel locomotive.
After the diesel locomotive operation regular period, when onboard diesel engine being overhauled, usually need to change rapid wears such as piston ring zero, parts in diesel engine connecting bar watt and the cylinder, this moment must the dismounting connecting rod screw.Yet, because the narrow space on the diesel locomotive is subjected to the diesel engine installation site onboard and the restriction in space, so bring very big difficulty for the work of dismounting or fastening diesel engine connecting bar screw.At present, in the process of dismounting or fastening diesel engine connecting bar screw, need several maintainers to utilize heavy socket off-set wrench dismounting or fastening diesel engine connecting bar screw, dismounting or fastening these connecting rod screws need be up to the torsional moments of several kilonewton meters in addition, labour intensity is big, and efficient is low.
Chinese patent (CN2130640Y) discloses the fastening and provision for disengagement of a kind of diesel engine connecting bar screw, because the torsional moment deficiency of electric wrench wherein, there is certain limitation the position of adjusting spanner cover wherein, therefore can't dismantle or the fastening diesel engine connecting bar screw that is installed on the space-constrained diesel locomotive with it.
The purpose of this utility model will provide a kind of diesel engine connecting bar screw fastening and provision for disengagement exactly, and it should be able to require the big occasion of torsional moment promptly to dismantle or fastening diesel engine connecting bar screw in narrow space.
The utility model is achieved in that it comprises, the base of band guide rail, be installed on the slide plate on the base rail, be installed on bearing and bearing pin on the slide plate, in base, along its guide rail direction handle is housed from left to right, square socket, the counter-force arm sleeve, power transmission shaft and the driving bevel gear that installs with this power transmission shaft, coaxial package is in the outer field bearing sleeve of power transmission shaft, the taper roll bearing of supporting drive shaft, the driven bevel pinion that is meshed with driving bevel gear, the driven shaft that is solidly installed with this driven bevel pinion and the taper roll bearing of this axle of upper support thereof, leading, the outside of driven bevel pinion is covered with housing and is contained in bearing cap on this housing, be characterized in: the top of driven shaft is threaded, nut with this threaded engagement is housed on it, be fixed on the spanner cover on this nut, a compression spring is housed between this spanner cover and nut at least, lower semi-clutch is equipped with at the middle part of driven shaft, be sleeved on first clutch on the nut, the outer, coaxial of this clutch the taper hole cover is housed, on the cylindrical of taper hole cover, be equipped with can make first clutch with down half-clutch carry out from, the shift fork that closes, support the bearing of this shift fork and the armed lever that links successively with this shift fork, pin, connecting rod; rocking arm; the control lever shaft that installs with this rocking arm; control crank and the retaining plate that is connected with this handle; the ear seat that is positioned at the base left end be equipped with bearing pin and with the reaction plate of this bearing pin hinge joint; between base and slide plate; vertically be provided with drive screw; reach the nut that is meshed with this screw rod with the handle that this screw rod is fixed; support the bearing of this nut, between handle and square socket, booster is housed along this base.
Fastening and the provision for disengagement of diesel engine connecting bar screw that the utility model relates to, owing to adopted booster and a pair of bevel gear transmission, compact conformation is suitable for the operation of narrow space, its torsional moment can reach three kilonewton meters.Can or throw off nut and drive screw engagement with eccentric shaft, make the rapid slippage of slide plate, therefore can adjust the position of spanner cover neatly, to increase work efficiency.
Be described in detail the fastening embodiment with provision for disengagement of diesel engine connecting bar screw that the utility model relates to below in conjunction with accompanying drawing
Fig. 1. be the fastening installation diagram with provision for disengagement of the diesel engine connecting bar screw that relates to of the utility model;
Fig. 2. be along the cutaway view of H-H among Fig. 1;
Fig. 3. be along the cutaway view of A-A among Fig. 1;
Fig. 4. the A that is Fig. 2 is to view.
By Fig. 1 to Fig. 4 as can be known, the diesel engine connecting bar screw that the utility model relates to is fastening to be comprised with provision for disengagement: the base 19 of band guide rail, be installed on the slide plate 41 on base 19 guide rails, be installed on bearing 17 and bearing pin 16 on the slide plate, in base 19, along its guide rail direction handle 1 is housed successively from left to right, booster 2, square socket 3, counter-force arm sleeve 4, power transmission shaft 8 and the driving bevel gear 20 that installs with this power transmission shaft, coaxial package is in power transmission shaft 8 outer field bearing sleeves 25, the taper roll bearing 5 and 6 of supporting drive shaft 8, the driven bevel pinion 15 that is meshed with driving bevel gear 20, the driven shaft 11 that is solidly installed with this driven bevel pinion and the taper roll bearing 14 and 18 of this axle of upper support thereof, leading, the outside of driven bevel pinion is covered with housing 42 and is contained in bearing cap 39 on this housing, the top of driven shaft 11 is threaded, nut 10 with this threaded engagement is housed on it, be fixed on the spanner cover 31 on this nut, a compression spring 32 is housed between this spanner cover and nut 10, lower semi-clutch 13 is equipped with at the middle part of driven shaft 11, be sleeved on first clutch 12 on the nut 10, the hole of this clutch is a splined hole, it cooperates with the splined shaft of nut 10 cylindricals, taper hole cover 33 is housed to the outer, coaxial of this clutch, on the cylindrical of taper hole cover 33, be equipped with can make first clutch 12 with down half-clutch 13 carry out from, the shift fork 34 that closes, support the bearing 30 of this shift fork and the armed lever 35 that links successively with this shift fork, pin 36, connecting rod 37 and 38; Rocker arm 40; control lever shaft 7; control crank 29 and the retaining plate 43 that is connected with this handle; the ear seat that is positioned at base 19 left ends be equipped with bearing pin 27 and with the reaction plate 26 of this bearing pin hinge joint; between base 19 and slide plate 41; vertically be provided with drive screw 24; reach the nut 22 that is meshed with this screw rod with the handle 28 that this screw rod is fixed; support the bearing 9 of this nut; between nut 22 and the screw rod 24 that is meshed, be provided with and control that this nut is meshed with screw rod or the eccentric shaft 21 of throwing off and be fixed on handle 23 on this along this base.
During work:
(1) first eccentric rotation axis 21 is thrown off nut 22 and drive screw 24, directly slide plate 41 is moved on to required approximate location, and the backward rotation eccentric shaft makes the nut closure again, with the operating position of drive screw fine tuning spanner cover 31;
(2) with shift fork 34 holdback clutch 12,13, turning handle 1, power are just along power transmission shaft 8, driving bevel gear 20, driven bevel pinion 15, threaded portion through driven shaft 11, power is directly passed to nut 10, makes spanner overlap 31 upper and lower moving, to adjust its axial height;
(3) after clutch 12,13 closures, turning handle 1, through booster 2, power is just along power transmission shaft 8, driving bevel gear 20, driven bevel pinion 15, driven shaft 11 and clutch 13,12, the splined shaft that torsional moment is passed through on the nut (10) passes to wrench cover 31, so that dismounting or fastening connecting rod screw.
Claims (3)
1. fastening and provision for disengagement of diesel engine connecting bar screw, it comprises: the base (19) of band guide rail, be installed on the slide plate (41) on base (19) guide rail, be installed on bearing (17) and bearing pin (16) on the slide plate, in base (19), along its guide rail direction handle (1) is housed from left to right, square socket (3), counter-force arm sleeve (4), power transmission shaft (8) and the driving bevel gear (20) that installs with this power transmission shaft, coaxial package is in the outer field bearing sleeve of power transmission shaft (8) (25), taper roll bearing (5) and (6) of supporting drive shaft (8), the driven bevel pinion (15) that is meshed with driving bevel gear (20), the driven shaft (11) that is solidly installed with this driven bevel pinion and taper roll bearing (14) and (18) of this axle of upper support thereof, leading, the outside of driven bevel pinion is covered with housing (42) and is contained in bearing cap (39) on this housing, it is characterized in that:
(A) top of driven shaft (11) is threaded, and the nut (10) with this threaded engagement is housed on it, is fixed on the spanner cover (31) on this nut, and between this spanner cover and nut (10), be equipped with one at least and compress spring (32),
(B) lower semi-clutch (13) is equipped with at the middle part of driven shaft (11), is sleeved on first clutch (12) on the nut (10), the outer, coaxial of this clutch taper hole cover (33) is housed,
(C) on the cylindrical of taper hole cover (33), be equipped with first clutch (12) and down half-clutch (13) are carried out from, the shift fork (34) that closes, the bearing (30) that supports this shift fork reaches armed lever (35), pin (36), connecting rod (37) and (38), rocking arm (40), the control lever shaft (7) that links successively with this shift fork, control crank (29) and the retaining plate (43) that is connected with this handle
(D) the ear seat that is positioned at base (19) left end be equipped with bearing pin (27) and with the reaction plate (26) of this bearing pin hinge joint,
(E) be positioned between base (19) and the slide plate (41), along this base vertically be provided with drive screw (24), with fixing handle (28) of this screw rod and the nut (22) that is meshed with this screw rod, support the bearing (9) of this nut,
(F) between handle (1) and square socket (3), booster (2) is housed.
2. the fastening and provision for disengagement of diesel engine connecting bar screw according to claim 1 is characterized in that the hole of said first clutch (12) is a splined hole, and the cylindrical of nut (10) is the splined shaft that cooperates with splined hole.
3. the fastening and provision for disengagement of diesel engine connecting bar screw according to claim 1, it is characterized in that, between said nut (22) and the screw rod that is meshed (24), be provided with that this nut of control is meshed with screw rod or the eccentric shaft (21) of throwing off and be fixed on handle (23) on this.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 95230529 CN2232341Y (en) | 1995-03-13 | 1995-03-13 | Clamping and disassemble device for connecting rod screw of compression-ignition engine |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 95230529 CN2232341Y (en) | 1995-03-13 | 1995-03-13 | Clamping and disassemble device for connecting rod screw of compression-ignition engine |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN2232341Y true CN2232341Y (en) | 1996-08-07 |
Family
ID=33875354
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 95230529 Expired - Fee Related CN2232341Y (en) | 1995-03-13 | 1995-03-13 | Clamping and disassemble device for connecting rod screw of compression-ignition engine |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN2232341Y (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102019551A (en) * | 2010-05-26 | 2011-04-20 | 南车戚墅堰机车有限公司 | Electric sliding plate for assembling diesel engine |
| CN107511796A (en) * | 2017-07-06 | 2017-12-26 | 上海卫星装备研究所 | Installer for electric connector |
| CN108927762A (en) * | 2017-05-25 | 2018-12-04 | 中车株洲电力机车研究所有限公司 | Unsteady flow module assists disassembly and assembly structure and method |
-
1995
- 1995-03-13 CN CN 95230529 patent/CN2232341Y/en not_active Expired - Fee Related
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102019551A (en) * | 2010-05-26 | 2011-04-20 | 南车戚墅堰机车有限公司 | Electric sliding plate for assembling diesel engine |
| CN102019551B (en) * | 2010-05-26 | 2013-01-09 | 南车戚墅堰机车有限公司 | Electric sliding plate for assembling diesel engine |
| CN108927762A (en) * | 2017-05-25 | 2018-12-04 | 中车株洲电力机车研究所有限公司 | Unsteady flow module assists disassembly and assembly structure and method |
| CN108927762B (en) * | 2017-05-25 | 2020-08-14 | 中车株洲电力机车研究所有限公司 | Auxiliary assembly and disassembly structure and method for current transformation module |
| CN107511796A (en) * | 2017-07-06 | 2017-12-26 | 上海卫星装备研究所 | Installer for electric connector |
| CN107511796B (en) * | 2017-07-06 | 2019-09-17 | 上海卫星装备研究所 | Installer for electric connector |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C19 | Lapse of patent right due to non-payment of the annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |