CN207824476U - The clamp for machining of bogie gear box - Google Patents
The clamp for machining of bogie gear box Download PDFInfo
- Publication number
- CN207824476U CN207824476U CN201721752323.1U CN201721752323U CN207824476U CN 207824476 U CN207824476 U CN 207824476U CN 201721752323 U CN201721752323 U CN 201721752323U CN 207824476 U CN207824476 U CN 207824476U
- Authority
- CN
- China
- Prior art keywords
- gear box
- plate
- oil cylinder
- pedestal
- machining
- 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
Links
Abstract
The utility model is related to a kind of clamp for machining of bogie gear box, including lower part clamp system and top hold-down mechanism, lower part clamp system includes pedestal, the left bushing plate of limit gear box and right bushing plate are provided on pedestal, chip removal plate is provided between gear box and pedestal, the centre of chip removal plate offers V-shaped groove, the pre-determined bit block of gear box is provided on chip removal plate close to the edge of rear end, the back side of pedestal is provided with oil cylinder I, the piston rod of the oil cylinder I passes through the positioning pin connection tightly locking screw Yu be fixed on the base, top hold-down mechanism includes oil cylinder II, the piston rod of oil cylinder II is connected to the centre of push plate by active joint, the both ends of push plate are connected with the briquetting coordinated with gear box top arc.The top hold-down mechanism of the utility model is simple in structure, reliable, and workpiece top arc coordinates with briquetting when stepping up, and can also ensure that machining accuracy, lower part clamp system make workpiece correctly be positioned and reliably be clamped well.
Description
Technical field
The utility model is related to a kind of clamp for machining of bogie gear box.
Background technology
Bogie gear box is the external force for supporting jack shaft and transmission shaft being overcome to be born.The work
The main machined surface of part be two end faces, thereon in, 8 holes are bored on left side, 7 holes are bored on right side.Use fixture
When workpieces processing, the factors such as the positioning of the site error of finished surface with workpiece in fixture are closely related, in order to ensure workpiece
Machining accuracy, it is necessary to so that the sum total of every mismachining tolerance is less than or equal to tolerance value as defined in the process.
In process, workpiece can be acted on by external force such as cutting force, inertia force, centrifugal force, in order to ensure at this
Under a little outer force effects, workpiece remains to the correct position being held in position in fixture, and will not be subjected to displacement or generate vibration, generally
It all must be provided with certain clamping device in clamp structure, workpiece compression clipped on setting element.The base of clamping device
This requirement is the correct position that not broken ring workpiece occupies in fixture when clamping, and clamping force is appropriate, i.e., to ensure that workpiece is adding
The stability positioned during work, prevents again because of the excessive disfiguring workpiece surface of clamping force and pinching deformation.
Utility model content
Technical problem to be solved in the utility model is：A kind of safe operation, laborsaving is provided, rapid, structure letter is clamped
It is single, convenient for manufacture and repair, the clamp for machining of the bogie gear box with good self-locking property.
Technical solution adopted by the utility model to solve its technical problems is：A kind of processing of bogie gear box
Fixture, including lower part clamp system and top hold-down mechanism, the lower part clamp system includes pedestal, is provided on the pedestal
The left bushing plate of gear box and right bushing plate are limited, chip removal plate is provided between the gear box and pedestal, it is described
The centre of chip removal plate offers V-shaped groove, is provided with the pre-determined bit block of gear box, bottom on chip removal plate close to the edge of rear end
The back side of seat is provided with the piston rod of oil cylinder I, the oil cylinder I by the positioning pin connection tightly locking screw Yu be fixed on the base,
The top hold-down mechanism includes oil cylinder II, and the piston rod of oil cylinder II is connected to the centre of push plate by active joint, described to push away
The both ends of plate are connected with the briquetting coordinated with gear box top arc.
It further limits, if being provided with dry hole on the left bushing plate and right bushing plate, is equipped in the drilling
Copper sheathing, interior be fitted close of copper sheathing have drill bushing, the drill bushing to be pressed on left bushing plate or right bushing plate by housing screw.
Further limit, the oil cylinder I is mounted in cylinder seat, and the cylinder seat is fixed on the base, cylinder seat and oil cylinder I it
Between be provided with positioning and increase block.
It further limits, the both ends of the push plate are fixed with connecting plate, the connecting plate pin joint briquetting.
The utility model has the beneficial effects that：The top hold-down mechanism of the utility model uses oil cylinder, simple in structure, can
It leans on, oil cylinder II connects push plate using active joint, and workpiece top arc coordinates with briquetting when stepping up, and since workpiece surface is
Hold-down mechanism as roughing standard can also ensure that machining accuracy, lower part clamp system make workpiece correctly be positioned well
And reliable clamping.
Description of the drawings
Utility model will be further described in detail below with reference to the attached drawings and specific embodiments；
Fig. 1 is the structural schematic diagram of the utility model.
Fig. 2 is the structural schematic diagram at I in Fig. 1.
Fig. 3 is the left view of Fig. 1.
Fig. 4 is the structural schematic diagram at II in Fig. 3.
Fig. 5 is the right view of Fig. 1.
Fig. 6 is the vertical view of Fig. 1.
In figure, 1. pedestals, 2. gear boxes, 3. left bushing plates, 4. right bushing plates, 5. chip removal plates, 6. oil cylinder I, 7. is tight
Screw is locked, 8. positioning pins, 9. oil cylinder II, 10. active joints, 11. push plates, 12. briquettings, 13. drill, 14. copper sheathings, 15. drill bushings,
16. block, 19. connecting plates, 5-1.V shape slots, 5-2. pre-determined bit blocks are increased in housing screw, 17. cylinder seats, 18. positioning.
Specific implementation mode
The utility model is further described presently in connection with attached drawing.These attached drawings are simplified schematic diagram only to show
Meaning mode illustrates the basic structure of the utility model, therefore it only shows composition related with the utility model.
As shown in Figure 1, a kind of clamp for machining of bogie gear box, including lower part clamp system and top compacting machine
Structure, lower part clamp system include pedestal 1, and the left bushing plate 3 and right bushing plate 4 of limit gear box 2 are provided on pedestal 1,
It is provided with chip removal plate 5 between gear box 2 and pedestal 1, the centre of chip removal plate 5 offers V-shaped groove 5-1, close on chip removal plate 5
The edge of rear end is provided with the pre-determined bit block 5-2 of gear box 2, and the back side of pedestal 1 is provided with oil cylinder I6, as shown in figure 3,
The piston rod of oil cylinder I6 is connect by tightly locking screw 7 with the positioning pin 8 being fixed on pedestal 1, as shown in Figure 1, top compacting machine
Structure includes oil cylinder II9, and the piston rod of oil cylinder II9 is connected to the centre of push plate 11 by active joint 10, and the both ends of push plate 11 connect
It is connected to the briquetting 12 that arc cooperation is pushed up with gear box 2.
As shown in Figure 3 and Figure 5, if being provided with dry hole 13 on left bushing plate 3 and right bushing plate 4, as shown in Fig. 2, drilling
Copper sheathing 14 is installed, being fitted close in copper sheathing 14 has drill bushing 15, drill bushing 15 to be pressed on left bushing plate 3 by housing screw 16 on 13
Or on right bushing plate 4.
As shown in figure 4, oil cylinder I6 is mounted in cylinder seat 17, cylinder seat 17 is fixed on pedestal 1, between cylinder seat 17 and oil cylinder I6
It is provided with positioning and increases block 18.
As shown in Figure 1, the both ends of push plate 11 are fixed with connecting plate 19,19 pin joint briquetting 12 of connecting plate.
In order to which loading and unloading are convenient, it is fixed before installing that positioning pin 8, which uses telescopic bascule, gear box 2,
Position pin 8 is retracted, and after gear box 2 is well placed, positioning pin 8 stretches out, and gear box 2 is made to position, and the two of 1 back side of pedestal
A oil cylinder I6 is oriented to using copper sheathing；Oil cylinder II9 connects push plate 11 using active joint, and gear box 2 pushes up arc when stepping up
Coordinate with briquetting 12, and since 2 surface of gear box is roughing standard, such hold-down mechanism can also ensure to add well
Work precision.
The above embodiment is only the technical concepts and features for illustrating the utility model, and its object is to allow be familiar with this skill
The personage of art can understand the content of the utility model and be implemented, and the protection model of the utility model can not be limited with this
It encloses, it is all according to equivalent change or modification made by the spirit of the present invention essence, it should all cover the protection model in the utility model
In enclosing.
Claims (4)
1. a kind of clamp for machining of bogie gear box, it is characterised in that：Including lower part clamp system and top compacting machine
Structure, the lower part clamp system includes pedestal, and the left bushing plate of limit gear box and right drill jig are provided on the pedestal
Plate, is provided with chip removal plate between the gear box and pedestal, the centre of the chip removal plate offers V-shaped groove, on chip removal plate
The pre-determined bit block of gear box is provided with close to the edge of rear end, the back side of pedestal is provided with oil cylinder I, the oil cylinder I's
For piston rod by the positioning pin connection tightly locked screw Yu be fixed on the base, the top hold-down mechanism includes oil cylinder II, oil cylinder
The piston rod of II is connected to the centre of push plate by active joint, and the both ends of the push plate are connected with matches with gear box top arc
The briquetting of conjunction.
2. the clamp for machining of bogie gear box according to claim 1, it is characterised in that：The left bushing plate and
If being provided with dry hole on right bushing plate, copper sheathing is installed, being fitted close in copper sheathing has drill bushing, and the drill bushing is logical in the drilling
Compression screw in compression is crossed on left bushing plate or right bushing plate.
3. the clamp for machining of bogie gear box according to claim 1, it is characterised in that：The oil cylinder I installations
In cylinder seat, the cylinder seat is fixed on the base, and being provided with positioning between cylinder seat and oil cylinder I increases block.
4. the clamp for machining of bogie gear box according to claim 1, it is characterised in that：The both ends of the push plate
It is fixed with connecting plate, the connecting plate pin joint briquetting.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721752323.1U CN207824476U (en) | 2017-12-14 | 2017-12-14 | The clamp for machining of bogie gear box |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721752323.1U CN207824476U (en) | 2017-12-14 | 2017-12-14 | The clamp for machining of bogie gear box |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN207824476U true CN207824476U (en) | 2018-09-07 |
Family
ID=63387519
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201721752323.1U Expired - Fee Related CN207824476U (en) | 2017-12-14 | 2017-12-14 | The clamp for machining of bogie gear box |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN207824476U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110170683A (en) * | 2019-06-17 | 2019-08-27 | 重庆市綦江区自力汽配有限公司 | A kind of box body of car gear-box leading flank boring grab |
-
2017
- 2017-12-14 CN CN201721752323.1U patent/CN207824476U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110170683A (en) * | 2019-06-17 | 2019-08-27 | 重庆市綦江区自力汽配有限公司 | A kind of box body of car gear-box leading flank boring grab |
| CN110170683B (en) * | 2019-06-17 | 2020-09-01 | 重庆市綦江区自力汽配有限公司 | Drilling fixture for front side face of automobile gearbox body |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| 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: 20180907 Termination date: 20181214 |