CN220613034U - Clamp special for locomotive connecting rod triaxial boring machine - Google Patents
Clamp special for locomotive connecting rod triaxial boring machine Download PDFInfo
- Publication number
- CN220613034U CN220613034U CN202023293553.0U CN202023293553U CN220613034U CN 220613034 U CN220613034 U CN 220613034U CN 202023293553 U CN202023293553 U CN 202023293553U CN 220613034 U CN220613034 U CN 220613034U
- Authority
- CN
- China
- Prior art keywords
- clamping mechanism
- hole
- rod
- limiting block
- pressing device
- 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.)
- Active
Links
- 230000003137 locomotive effect Effects 0.000 title claims abstract description 27
- 238000003825 pressing Methods 0.000 claims abstract description 29
- XEEYBQQBJWHFJM-UHFFFAOYSA-N Iron Chemical compound [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 claims abstract description 15
- 229910052742 iron Inorganic materials 0.000 claims abstract description 7
- 239000000758 substrate Substances 0.000 claims abstract description 5
- RYGMFSIKBFXOCR-UHFFFAOYSA-N Copper Chemical compound [Cu] RYGMFSIKBFXOCR-UHFFFAOYSA-N 0.000 claims description 3
- 229910052802 copper Inorganic materials 0.000 claims description 3
- 239000010949 copper Substances 0.000 claims description 3
- 238000003754 machining Methods 0.000 abstract description 7
- 230000000694 effects Effects 0.000 description 3
- 238000004519 manufacturing process Methods 0.000 description 3
- 238000003466 welding Methods 0.000 description 1
Landscapes
- Jigs For Machine Tools (AREA)
Abstract
The utility model relates to the technical field of machining fixtures, and provides a special fixture for a locomotive connecting rod triaxial boring machine, which comprises: the device comprises a base body, a rod cover clamping mechanism, a first rod body clamping mechanism and a second rod body clamping mechanism; the substrate is provided with a first through hole, a second through hole and a third through hole respectively; the rod cover clamping mechanism comprises an adjusting stop iron, a first pressing device, a second pressing device, a first limiting block, a second limiting block and a third limiting block which are distributed on the periphery of the first through hole; the first rod body clamping mechanism comprises a first clamping device, a third pressing device, a fourth limiting block and a first supporting block which are distributed on the periphery of the second through hole; the second rod body clamping mechanism comprises a second supporting block, a fifth limiting block, a sixth limiting block and a second clamping device which are distributed on the periphery of the third through hole. The utility model is applicable to locomotive connecting rods with various models, and reduces the adjustment time of processing equipment.
Description
Technical Field
The utility model relates to the technical field of machining fixtures, in particular to a fixture special for a locomotive connecting rod triaxial boring machine.
Background
Locomotive links are an important component on locomotives, and links are an important component of locomotive engines. FIG. 1 is a schematic illustration of a locomotive connecting rod to be clamped in accordance with the present utility model; as shown in fig. 1, the locomotive connecting rod is formed by connecting a rod body a and a rod cover B, so that mounting holes are respectively formed at two ends of the connecting rod and are used for connecting a crankshaft and a piston to transmit force and torque; the qualified products of the locomotive connecting rod are produced, so that the requirements of locomotive output can be met, and the driving safety can be guaranteed.
In the machining process of locomotive connecting rods, a workpiece needs to be positioned through a clamp. The existing locomotive connecting rod processing clamp is complex in design and manufacture, single in function, poor in reliability and poor in clamping effect, and one clamp can only adapt to one variety of workpieces. The clamp needs to be replaced for a long time when the variety is replaced every time, so that the machining efficiency of a workpiece is seriously affected, and the manufacturing cost of the clamp is increased.
Disclosure of Invention
The utility model mainly solves the technical problems that the locomotive connecting rod machining clamp in the prior art can only adapt to one variety of workpieces, and the clamp needs to be replaced for a long time when the variety is replaced each time, so that the machining efficiency of the workpieces is affected.
The utility model provides a special fixture for a locomotive connecting rod triaxial boring machine, which comprises: the device comprises a base body, a rod cover clamping mechanism, a first rod body clamping mechanism and a second rod body clamping mechanism;
the substrate is provided with a first through hole, a second through hole and a third through hole respectively;
a rod cover clamping mechanism is arranged on the base body and outside the circumference of the first through hole;
a first rod body clamping mechanism is arranged on the base body and outside the circumference of the second through hole;
a second rod body clamping mechanism is arranged on the base body and on the circumferential outer side of the third through hole;
the rod cover clamping mechanism comprises an adjusting stop iron, a first pressing device, a second pressing device, a first limiting block, a second limiting block and a third limiting block which are distributed on the periphery of the first through hole;
the first rod body clamping mechanism comprises a first clamping device, a third pressing device, a fourth limiting block and a first supporting block which are distributed on the periphery of the second through hole;
the second rod body clamping mechanism comprises a second supporting block, a fifth limiting block, a sixth limiting block and a second clamping device which are distributed on the periphery of the third through hole.
Preferably, the adjusting stopper includes: the device comprises a fixed block, a screw, an adjusting hand wheel and a stop block;
the fixed block is fixed on the substrate;
the screw rod passes the fixed block, the screw rod sets up the dog towards the one end that first leads to, the other end sets up the adjustment hand wheel.
Preferably, the pressing blocks of the first pressing device, the second pressing device and the third pressing device are mechanically screwed or hydraulically pressed.
Preferably, copper is plated on the surfaces of the components in contact with the workpiece to be clamped in the rod cover clamping mechanism, the first rod body clamping mechanism, and the second rod body clamping mechanism.
The special fixture for the locomotive connecting rod triaxial boring machine is mainly applied to machining of locomotive connecting rods, realizes that the fixture can be applicable to different products or different models of the same product, realizes multiple purposes, saves cost and avoids repeated labor; the fixture replacement time when the variety is replaced is shortened. The clamp disclosed by the utility model has the advantages of unified specification, diversified functions, simple structure, modularization, rapid clamping of workpieces and adjustability in repeated use, and can save cost, improve the clamping effect and improve the production efficiency.
Drawings
FIG. 1 is a schematic illustration of a locomotive connecting rod to be clamped in accordance with the present utility model;
FIG. 2 is a perspective view of a fixture special for a locomotive connecting rod triaxial boring machine provided by the utility model;
fig. 3 is a front view of a fixture special for a locomotive connecting rod triaxial boring machine.
Reference numerals: 1. a base; 2 a first through hole; 3. a second through hole; 4. a third through hole; 5. adjusting a stop iron; 6. a first hold-down device; 7. a first limiting block; 8. a first clamping device; 9. a third pressing device; 10. a fourth limiting block; 11. a first support block; 12. a second support block; 13. a fifth limiting block; 14. a sixth limiting block; 15. a second clamping device; 16. a second hold-down device; 17. a third limiting block; 18. and a second limiting block.
Detailed Description
In order to make the technical problems solved by the utility model, the technical scheme adopted and the technical effects achieved clearer, the utility model is further described in detail below with reference to the accompanying drawings and the embodiments. It is to be understood that the specific embodiments described herein are merely illustrative of the utility model and are not limiting thereof. It should be further noted that, for convenience of description, only some, but not all of the matters related to the present utility model are shown in the accompanying drawings.
As shown in fig. 2-3, the fixture for a locomotive connecting rod triaxial boring machine provided by the embodiment of the utility model comprises: a base body 1, a rod cover clamping mechanism, a first rod body clamping mechanism, and a second rod body clamping mechanism.
The substrate 1 is provided with a first through hole 2, a second through hole 3 and a third through hole 4 respectively. Because the workpiece is heavy, the base body 1 adopts a welding structural member, the strength and the stability are ensured, no dead angle exists, and the chip removal is smooth.
A lever cover clamping mechanism is arranged on the base body 1 and outside the circumference of the first through hole 2; a first shaft clamping mechanism is arranged on the base body 1 and on the circumferential outer side of the second through hole 3; a second shaft clamping mechanism is arranged on the base body 1 and on the circumferential outer side of the third through hole 4.
The rod cover clamping mechanism comprises an adjusting stop iron 5, a first pressing device 6, a second pressing device 16, a first limiting block 7, a second limiting block 18 and a third limiting block 17 which are distributed on the periphery of the first through hole 2; the adjusting stopper 5 includes: fixed block, screw rod, adjusting hand wheel and dog. The fixed block is fixed on the base body 1; the screw rod passes the fixed block, the screw rod sets up the dog towards the one end of first through-hole 2, the other end sets up the adjustment hand wheel. The extension length of the stop block can be adjusted by rotating the adjusting hand wheel, the rod cover B is convenient to clamp, and workpieces of different types can be adapted.
The first rod body clamping mechanism comprises a first clamping device 8, a third pressing device 9, a fourth limiting block 10 and a first supporting block 11 which are distributed on the periphery of the second through hole 3.
The second shaft clamping mechanism comprises a second supporting block 12, a fifth limiting block 13, a sixth limiting block 14 and a second clamping device 15 which are distributed on the periphery of the third through hole 4.
The pressing blocks of the first pressing device 6, the second pressing device 16 and the third pressing device 9 are mechanically screwed or hydraulically pressed. The first supporting block 11 and the second supporting block 12 adopt a floating mode, so that the extending height can be adjusted, and the workpiece clamping device can adapt to workpieces of different types. The adjusting stop iron 5, the first pressing device 6, the first clamping device 8, the third pressing device 9, the second clamping device 15 and the second pressing device 16 are all adjustable, so that workpieces of different types can be positioned conveniently.
In the embodiment, copper is plated on the surfaces of the components in contact with the workpiece to be clamped in the rod cover clamping mechanism, the first rod body clamping mechanism and the second rod body clamping mechanism, so that the workpiece can be protected, and the clamping stations can be prevented from being damaged. In the embodiment, a plurality of clamping devices, pressing devices, supporting blocks, limiting blocks and the like are combined to position the workpiece, so that the opening is good, clamping is easy, and the strength and the stability can be ensured; each set of clamps undergoes numerous clamping and unclamping cycles, and the positioning elements of each mechanism are compact and easy to replace.
The locomotive connecting rod triaxial boring machine special fixture of this embodiment, when the work:
firstly, rough boring is carried out, and clamping and positioning are carried out by a rod cover B through a rod cover clamping mechanism; the rod body A is clamped and positioned through a first rod body clamping mechanism and a second rod body clamping mechanism, and rough boring of the rod body A and the rod cover B is respectively carried out by boring equipment;
after rough boring is finished, the rod body A and the rod cover B are combined together, a workpiece is clamped and positioned through the first rod body clamping mechanism and the second rod body clamping mechanism, and then fine boring is performed through boring equipment.
Finally, it should be noted that: the above embodiments are only for illustrating the technical solution of the present utility model, and not for limiting the same; although the utility model has been described in detail with reference to the foregoing embodiments, it will be understood by those of ordinary skill in the art that: the technical scheme described in the foregoing embodiments is modified or some or all of the technical features are replaced equivalently, so that the essence of the corresponding technical scheme does not deviate from the scope of the technical scheme of the embodiments of the present utility model.
Claims (4)
1. The utility model provides a locomotive connecting rod triaxial boring machine special fixture which characterized in that includes: a base body (1), a rod cover clamping mechanism, a first rod body clamping mechanism and a second rod body clamping mechanism;
the substrate (1) is provided with a first through hole (2), a second through hole (3) and a third through hole (4) respectively;
a lever cover clamping mechanism is arranged on the base body (1) and outside the circumference of the first through hole (2);
a first rod body clamping mechanism is arranged on the base body (1) and outside the circumference of the second through hole (3);
a second shaft clamping mechanism is arranged on the base body (1) and outside the circumference of the third through hole (4);
the rod cover clamping mechanism comprises an adjusting stop iron (5), a first pressing device (6), a second pressing device (16), a first limiting block (7), a second limiting block (18) and a third limiting block (17) which are distributed on the periphery of the first through hole (2);
the first rod body clamping mechanism comprises first clamping devices (8), third pressing devices (9), fourth limiting blocks (10) and first supporting blocks (11) which are distributed on the periphery of the second through hole (3);
the second rod body clamping mechanism comprises second supporting blocks (12), fifth limiting blocks (13), sixth limiting blocks (14) and second clamping devices (15) which are distributed on the periphery of the third through hole (4).
2. The locomotive connecting rod triaxial boring machine special fixture according to claim 1, characterized in that the adjusting stop iron (5) comprises: the device comprises a fixed block, a screw, an adjusting hand wheel and a stop block;
the fixed block is fixed on the base body (1);
the screw rod passes the fixed block, the screw rod sets up the dog towards one end of first through-hole (2), and the other end sets up the adjustment hand wheel.
3. The special fixture for the locomotive connecting rod triaxial boring machine according to claim 1 or 2, wherein the pressing blocks of the first pressing device (6), the second pressing device (16) and the third pressing device (9) are mechanically screwed or hydraulically pressed.
4. The locomotive connecting rod triaxial boring machine special fixture according to claim 1 or 2, wherein copper is plated on the surface of the component in contact with the workpiece to be clamped in the rod cover clamping mechanism, the first rod body clamping mechanism and the second rod body clamping mechanism.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202023293553.0U CN220613034U (en) | 2020-12-30 | 2020-12-30 | Clamp special for locomotive connecting rod triaxial boring machine |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202023293553.0U CN220613034U (en) | 2020-12-30 | 2020-12-30 | Clamp special for locomotive connecting rod triaxial boring machine |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN220613034U true CN220613034U (en) | 2024-03-19 |
Family
ID=90232884
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202023293553.0U Active CN220613034U (en) | 2020-12-30 | 2020-12-30 | Clamp special for locomotive connecting rod triaxial boring machine |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN220613034U (en) |
-
2020
- 2020-12-30 CN CN202023293553.0U patent/CN220613034U/en active Active
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN201357318Y (en) | Boring connecting rod small end hole fixture | |
| CN203304936U (en) | Cross shaft step face machining clamp | |
| CN105855940A (en) | Machining method of swing arms | |
| CN109249069B (en) | Step cylinder milling fixture | |
| CN220613034U (en) | Clamp special for locomotive connecting rod triaxial boring machine | |
| CN210818513U (en) | Novel valve body processing tool assembly | |
| CN103042408A (en) | End plane turning universal fixture for special-shaped parts | |
| CN215700016U (en) | Five-axis machining clamp for steering knuckle of Jetta three-compartment vehicle | |
| CN214488973U (en) | Frock clamp that mould processing milling machine was used | |
| CN201500898U (en) | Fixture for milling multiple workpieces | |
| CN108907587B (en) | Flexible welding fixture for automobile parts | |
| CN209288313U (en) | One kind being used for the rough machined universal chuck process unit of valve body | |
| CN218592320U (en) | Special fixture for locomotive connecting rod of vertical milling machine | |
| CN220613033U (en) | Special fixture for machining cambered surface of locomotive connecting rod body | |
| CN201500947U (en) | Sizing-block-free press plate capable of fast eccentrically clamping | |
| CN218592321U (en) | Locomotive connecting rod body end face machining clamp | |
| CN204935181U (en) | A kind of grip device processing eccentric shaft | |
| CN104924116B (en) | The processing technology of central bracket | |
| CN210125900U (en) | Vertical processing frock of electric drum right flange | |
| CN219986860U (en) | Processing clamping device suitable for casing production line | |
| CN219074477U (en) | Clamp for milling screw holes and peripheral molded surfaces of supporting piece | |
| CN216029356U (en) | Machining positioning jig | |
| CN211072669U (en) | Turning and milling clamp II for gearbox of air compressor | |
| CN220260225U (en) | Drilling and milling special fixture | |
| CN219358766U (en) | Ectopic hole angle valve body adds clamping apparatus |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant |