CN203184918U - Pin pressing machine - Google Patents
Pin pressing machine Download PDFInfo
- Publication number
- CN203184918U CN203184918U CN 201320176574 CN201320176574U CN203184918U CN 203184918 U CN203184918 U CN 203184918U CN 201320176574 CN201320176574 CN 201320176574 CN 201320176574 U CN201320176574 U CN 201320176574U CN 203184918 U CN203184918 U CN 203184918U
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- CN
- China
- Prior art keywords
- oil cylinder
- support
- base
- leading screw
- pressing machine
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired - Fee Related
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Abstract
The utility model discloses a pin pressing machine which comprises a base, a support and an oil cylinder. The oil cylinder is arranged on the support in an up-down-sliding mode. The support is provided with a driving device I which drives the oil cylinder to slide up and down. The support is arranged on the base in a front-back-sliding mode. The base is provided with a driving device II which drives the support to slide front and back. The axial direction of a piston rod of the oil cylinder, the sliding direction of the support on the base and the sliding direction of the oil cylinder on the base are perpendicular to one another. The piston rod of the oil cylinder of the pin pressing machine can move in the three perpendicular directions, the position can be adjusted to be accurate before the piston rod of the oil cylinder extends out, after the piston rod of the oil cylinder extends out, a pin shaft is directly pressed into a hinged hole, no impact exists, an inner hole is not damaged, and assembling efficiency is high. The up-down position and the front-back position of the oil cylinder can be adjusted, and accordingly the pin pressing machine can be suitable for excavators of different model numbers, and application range is wide.
Description
Technical field
The utility model relates to a kind of pin pressing machine.
Background technology
In excavator industry assembling process, generally all be with driving big arm to be winched to the vehicle frame place, by adjusting driving, the hinge hole of big arm is alignd with the hinge hole of last vehicle frame, plug bearing pin, constantly knock bearing pin with copper rod or hammer, make bearing pin in the hinge hole of last vehicle frame and big arm.In the big arm process of assembling, assembly under last vehicle frame and the excavator on vehicle frame and the last vehicle frame has assembled and has finished, the position relative fixed, and big arm is movable, and it is heavier, be generally several tons, the general not enough 0.1mm of the fit clearance between bearing pin and hinge hole, therefore, make in its process of advancing knocking bearing pin, quite require great effort, and need constantly adjust big arm by adjusting driving, efficiency of assembling is extremely low.Owing to knock the inertia that bearing pin brings, the inwall to big arm hinge hole causes damage often, has destroyed the roughness of inwall and the dimensional tolerance of hinge hole, has caused the excesssive gap between bearing pin and the hinge hole.
The utility model content
The technical problems to be solved in the utility model is: a kind of pin pressing machine of efficiently, not hindering endoporus is provided.
In order to solve the problems of the technologies described above, the utility model comprises base, support and oil cylinder, what oil cylinder slided up and down is arranged on the support, support is provided with and drives the drive unit I that oil cylinder slides up and down, that slides before and after the support is arranged on the base, base is provided with the drive unit II of sliding before and after the driving arm, the piston rod of oil cylinder axially, support in the glide direction on the base and oil cylinder the glide direction three on support vertical mutually.
For oil cylinder being moved up and down and seesawing flexibly, rotate on the described support and be provided with vertical leading screw I, the leading screw I is provided with the screw I, the mount pad of screw I and oil cylinder fixes, described drive unit I comprises motor and speed reducer, motor connects reductor, the leading screw I is connected with reductor, motor and speed reducer is arranged on the support, rotate on the described base and be provided with horizontal leading screw II, the leading screw II is provided with the screw II, and the screw II is fixed on the support, described drive unit II is handwheel, and an end and the handwheel of leading screw II are fixed.
In order to guarantee that oil cylinder moves up and down and seesaws steadily, described support is provided with the guide rail I parallel with the leading screw I, the mount pad of oil cylinder is slidingly arranged on the guide rail I, and described base is provided with the guide rail II parallel with the leading screw II, and support is slidingly arranged on the guide rail II.
In order to prevent that the oil cylinder piston bar from damaging, the front end of the piston rod of described oil cylinder is provided with the pressure head that hardness is higher than piston rod.
In order to control conveniently, also comprise the Hydraulic Station of oil supply oil supply cylinder and the electric cabinet of control motor.
In order to prevent machine upset when working, described base is fixed on the plate body of an area greater than base end face.
The beneficial effects of the utility model are: the piston rod of oil cylinder of the present utility model can be mobile in three vertical directions, the position of can harmonizing before the piston rod of oil cylinder stretches out directly is pressed into bearing pin in the hinge hole after the piston rod of oil cylinder stretches out, and does not have and impacts, do not damage endoporus, the efficiency of assembling height.And oil cylinder up and down and front and back position all can regulate, thereby can adapt to the excavator of different model, wide accommodation.
Description of drawings
Fig. 1 is use view of the present utility model;
Fig. 2 is that schematic diagram is looked on a left side of the present utility model;
Wherein: 1, pressure head, 2, the guide rail I, 3, reductor, 4, motor, 5, support, 6, oil cylinder, 7, electric cabinet, 8, the guide rail II, 9, base, 10, Hydraulic Station, 11, vehicle frame down, 12, go up vehicle frame, 13, big arm, 14, hinge hole, 15, bearing pin, 16, shaft coupling, 17, leading screw I, 18, the screw I, 19, taper roll bearing, 20, handwheel, 21, the leading screw II, 22, the screw II.
The specific embodiment
A kind of specific embodiment as depicted in figs. 1 and 2, it comprises pressure head 1, guide rail I 2, reductor 3, motor 4, support 5, oil cylinder 6, electric cabinet 7, guide rail II 8, base 9, Hydraulic Station 10, shaft coupling 16, leading screw I 17, screw I 18, taper roll bearing 19, handwheel 20, leading screw II 21 and screw II 22.
Guide rail II 8 is fixed on the base 9, and leading screw II 21 is rotated and is arranged on the base 9, guide rail II 8 and leading screw II 21 equal horizontally sets and be parallel to each other.Support 5 is slidingly arranged on the guide rail II 8, and screw II 22 is arranged on the leading screw II 21, and screw II 22 fixes with base 9.Handwheel 20 is fixedlyed connected with an end of leading screw II 21.By rotating handwheel 20, can drive leading screw II 21 and rotate, slide along guide rail II 8 front and back on base 9 thereby drive support 5.
Guide rail I 2 is fixed on the support 5.Leading screw I 17 is rotated and is arranged on the support 5, and leading screw I 17 is connected with support 5 by taper roll bearing 19.Screw I 18 is arranged on the leading screw I 17.The mount pad of oil cylinder 6 is slidingly arranged on the guide rail I 2, and screw I 18 fixes with the mount pad of oil cylinder 6.Reductor 3 and motor 4 are fixed on the support 5, and reductor 3 is connected with motor 4, and reductor 3 is connected with the upper end of leading screw I 17 by shaft coupling 16.Thereby making motor can drive leading screw I 17 rotates.Electric cabinet 7 is fixed on the support 5, and motor 4 is connected with electric cabinet 7, and electric cabinet 7 is used for control motor 4.Oil cylinder 6 is connected with Hydraulic Station 10, and Hydraulic Station 10 is used for to oil cylinder 6 fuel feeding.The front end of the piston rod of oil cylinder 6 fixedly has pressure head 1.The hardness of pressure head 1 is higher than the piston rod of oil cylinder 6.
The piston rod horizontally set of oil cylinder 6 and vertical with leading screw II 21.Thereby make pressure head 1 to move in three directions.
Can spread a large-area steel plate on the ground during use, base 9 is fixed on the steel plate.
Pad method (as shown in Figure 1):
1., excavator (install vehicle frame 12 and following vehicle frame 11, be unkitted big arm 13) is left to the pad zone;
2., with the driving big arm 13 is winched to the pad zone, the hinge hole 14 of big arm 13 is alignd substantially with the hinge hole 14 of last vehicle frame 12.
3., in advance bearing pin 15 ends are filled in the vehicle frame near-end hinge hole 14.
4., the control button by handling electric cabinet 7 and rotation hand wheel 20 make oil cylinder 6 up and down or move forward and backward, and makes oil cylinder piston boom end pressure head 1 aim at the end face of the pad axle 15 of wanting.
5., the control button at operating hydraulically operated station 10 stretches out the piston rod of oil cylinder 6, make pressure head 1 push down bearing pin 15 ends and advance, in bearing pin 15 all enters hinge hole 14.
6., the control button at operating hydraulically operated station 10 shrinks the oil cylinder piston bar, pad finishes.
Repeat to assemble next workpiece according to above-mentioned steps.
Claims (6)
1. pin pressing machine, it is characterized in that: comprise base, support and oil cylinder, what oil cylinder slided up and down is arranged on the support, support is provided with and drives the drive unit I that oil cylinder slides up and down, that slides before and after the support is arranged on the base, base is provided with the drive unit II of sliding before and after the driving arm, the piston rod of oil cylinder axially, support in the glide direction on the base and oil cylinder the glide direction three on support vertical mutually.
2. pin pressing machine according to claim 1, it is characterized in that: rotate on the described support and be provided with vertical leading screw I, the leading screw I is provided with the screw I, the mount pad of screw I and oil cylinder fixes, described drive unit I comprises motor and speed reducer, motor connects reductor, the leading screw I is connected with reductor, motor and speed reducer is arranged on the support, rotate on the described base and be provided with horizontal leading screw II, the leading screw II is provided with the screw II, and the screw II is fixed on the support, described drive unit II is handwheel, and an end and the handwheel of leading screw II are fixed.
3. pin pressing machine according to claim 2, it is characterized in that: described support is provided with the guide rail I parallel with the leading screw I, the mount pad of oil cylinder is slidingly arranged on the guide rail I, and described base is provided with the guide rail II parallel with the leading screw II, and support is slidingly arranged on the guide rail II.
4. according to any one described pin pressing machine among the claim 1-3, it is characterized in that: the front end of the piston rod of described oil cylinder is provided with the pressure head that hardness is higher than piston rod.
5. pin pressing machine according to claim 4 is characterized in that: also comprise the Hydraulic Station of oil supply oil supply cylinder and the electric cabinet of control motor.
6. pin pressing machine according to claim 5, it is characterized in that: described base is fixed on the plate body of an area greater than base end face.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201320176574 CN203184918U (en) | 2013-04-10 | 2013-04-10 | Pin pressing machine |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201320176574 CN203184918U (en) | 2013-04-10 | 2013-04-10 | Pin pressing machine |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203184918U true CN203184918U (en) | 2013-09-11 |
Family
ID=49101814
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 201320176574 Expired - Fee Related CN203184918U (en) | 2013-04-10 | 2013-04-10 | Pin pressing machine |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN203184918U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104227385A (en) * | 2014-08-21 | 2014-12-24 | 浙江上风实业股份有限公司 | Belt pulley assembly tool and use method thereof |
| CN115055944A (en) * | 2022-07-27 | 2022-09-16 | 上海中联重科桩工机械有限公司 | Mechanical pin shaft assembling device |
-
2013
- 2013-04-10 CN CN 201320176574 patent/CN203184918U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104227385A (en) * | 2014-08-21 | 2014-12-24 | 浙江上风实业股份有限公司 | Belt pulley assembly tool and use method thereof |
| CN115055944A (en) * | 2022-07-27 | 2022-09-16 | 上海中联重科桩工机械有限公司 | Mechanical pin shaft assembling device |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20130911 Termination date: 20180410 |