CN212946670U - Flexible clamp for processing small-end inclined plane of engine connecting rod - Google Patents
Flexible clamp for processing small-end inclined plane of engine connecting rod Download PDFInfo
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- CN212946670U CN212946670U CN202022025182.1U CN202022025182U CN212946670U CN 212946670 U CN212946670 U CN 212946670U CN 202022025182 U CN202022025182 U CN 202022025182U CN 212946670 U CN212946670 U CN 212946670U
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- connecting rod
- bottom plate
- fixedly connected
- inclined plane
- engine connecting
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Abstract
The utility model discloses a flexible fixture in processing engine connecting rod microcephaly inclined plane, comprising a base plate, the top of bottom plate is equipped with two splint, be equipped with on the bottom plate and be used for carrying out driven actuating mechanism, two to two splint the equal fixedly connected with trapezoidal piece of lateral wall that carries on the back mutually, be equipped with the buffer gear who is used for carrying out the buffering to trapezoidal piece on the bottom plate. The utility model discloses add man-hour to the connecting rod and cushion it, avoid the connecting rod to produce deformation and crack.
Description
Technical Field
The utility model relates to an anchor clamps technical field especially relates to a flexible fixture on processing engine connecting rod microcephaly inclined plane.
Background
The connecting rod group comprises a connecting rod body, a connecting rod big end cover, a connecting rod small end bushing, a connecting rod big end bearing bush, a connecting rod bolt and the like; the connecting rod group bears the action of gas acting force transmitted by a piston pin and the action of self swinging and reciprocating inertia force of the piston group, the magnitude and the direction of the forces are periodically changed, so that the connecting rod is subjected to alternating load action such as compression, tension and the like, the connecting rod must have enough fatigue strength and structural rigidity, the fatigue strength is insufficient, a connecting rod body or a connecting rod bolt is usually broken, further a serious accident of complete machine damage is generated, and if the rigidity is insufficient, bending deformation of a rod body and out-of-round deformation of the large end of the connecting rod are caused, and eccentric wear of a piston, a cylinder, a bearing, a crank pin and the like is caused.
In the process of producing and processing the engine connecting rod, the existing clamp clamps the connecting rod too tightly, when the connecting rod is processed, the connecting rod is easy to deform and crack due to overlarge external force, and the clamping effect on the connecting rod is poor.
Therefore, the flexible clamp for machining the inclined plane of the small end of the connecting rod of the engine is provided to solve the problems.
SUMMERY OF THE UTILITY MODEL
The utility model aims at solving the problem that the clamp is too inseparable to the connecting rod centre gripping among the prior art, and the flexible clamp who processes the engine connecting rod microcephaly inclined plane that provides.
In order to achieve the above purpose, the utility model adopts the following technical scheme:
the utility model provides a flexible clamp on processing engine connecting rod microcephaly inclined plane, includes the bottom plate, the top of bottom plate is equipped with two splint, be equipped with on the bottom plate and be used for carrying out driven actuating mechanism to two splint, two the equal fixedly connected with trapezoidal piece of the lateral wall that splint carried on the back mutually, be equipped with the buffer gear who is used for carrying out the buffering to trapezoidal piece on the bottom plate.
Preferably, actuating mechanism is including setting up the recess in the bottom plate, the recess internal rotation is connected with the two-way threaded rod, the one end of two-way threaded rod is rotated and is run through bottom plate and coaxial fixedly connected with turning handle, two-way threaded rod external thread cover is equipped with two screw thread pieces, two the equal fixedly connected with fixed plate of lower extreme of splint, two-way threaded rod runs through two fixed plate settings, two-way threaded rod overcoat is equipped with two first springs, the both ends of first spring respectively with fixed plate and the relative lateral wall fixed connection of screw thread piece.
Preferably, threaded holes matched with the bidirectional threaded rods are formed in the two thread blocks in a penetrating mode, and the thread turning directions in the two threaded holes are opposite.
Preferably, buffer gear includes two and bottom plate upper end fixed connection's riser, two be equipped with two wedges between the riser the equal fixedly connected with gag lever post of lateral wall that the wedge was carried on the back mutually, two the one end that the wedge was kept away from to the gag lever post slides respectively and runs through two risers and fixedly connected with limiting plate, two the gag lever post all overlaps outward and is equipped with the second spring, the both ends of second spring respectively with riser and the relative lateral wall fixed connection of wedge.
Preferably, one end of the wedge-shaped block, which is far away from the vertical plate, is provided with a smooth inclined surface, and the inclined surface faces to the direction close to the clamping plate.
Preferably, both ends all are equipped with smooth inclined plane around the trapezoidal piece, the inclined plane orientation is kept away from the direction of splint.
Compared with the prior art, the beneficial effects of the utility model are that:
through setting up actuating mechanism and buffer gear, the rotation turning handle drives two-way threaded rod and rotates, two-way threaded rod drives two screw thread piece relative movement, two screw thread pieces drive the fixed plate through two first springs and move, the fixed plate drives splint and removes, it can to reach to press from both sides tightly until two splint offset contact with the connecting rod, add man-hour when the connecting rod, when the exogenic action is too big, the connecting rod can extrude splint, splint drive trapezoidal piece and remove, two wedge pieces of extrusion of trapezoidal piece remove, wedge compression second spring, can cushion connecting rod position variation by the minizone, avoid the connecting rod to produce and warp and the crack.
The utility model discloses add man-hour to the connecting rod and cushion it, avoid the connecting rod to produce deformation and crack.
Drawings
Fig. 1 is a schematic top view of a flexible fixture for processing a small end inclined plane of an engine connecting rod according to the present invention;
FIG. 2 is a perspective view of the front structure of a flexible fixture for processing the inclined plane of the small end of the engine connecting rod according to the present invention;
fig. 3 is a perspective view of a top view structure of a flexible fixture for processing a small end inclined plane of an engine connecting rod according to the present invention.
In the figure: the device comprises a base plate 1, a clamping plate 2, a driving mechanism 3, a trapezoidal block 4, a buffering mechanism 5, a groove 6, a bidirectional threaded rod 7, a threaded block 8, a fixing plate 9, a first spring 10, a vertical plate 11, a wedge block 12, a limiting rod 13, a limiting plate 14, a second spring 15 and a rotating handle 16.
Detailed Description
The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments.
Referring to fig. 1-3, a flexible fixture for processing a small-end inclined plane of an engine connecting rod comprises a bottom plate 1, two clamping plates 2 are arranged above the bottom plate 1, a driving mechanism 3 for driving the two clamping plates 2 is arranged on the bottom plate 1, specifically, the driving mechanism 3 comprises a groove 6 arranged in the bottom plate 1, a bidirectional threaded rod 7 is rotationally connected in the groove 6, one end of the bidirectional threaded rod 7 is rotationally penetrated through the bottom plate 1 and coaxially and fixedly connected with a rotating handle 16, two threaded blocks 8 are sleeved on external threads of the bidirectional threaded rod 7, it is to be noted that threaded holes matched with the bidirectional threaded rod 7 are respectively penetrated through the two threaded blocks 8, the thread directions in the two threaded holes are opposite, a fixed plate 9 is fixedly connected at the lower ends of the two clamping plates 2, the bidirectional threaded rod 7 is penetrated through the two fixed plates 9, two first springs 10 are sleeved, the both ends of first spring 10 respectively with fixed plate 9 and the relative lateral wall fixed connection of screw thread piece 8, two splint 2 equal fixedly connected with trapezoidal piece 4 of lateral wall that carry on the back mutually, it is required to explain that both ends all are equipped with glossy inclined plane around trapezoidal piece 4, the inclined plane orientation keeps away from the direction of splint 2.
The utility model discloses in, be equipped with the buffer gear 5 that is used for buffering trapezoidal piece 4 on bottom plate 1, it is worth mentioning that, buffer gear 5 includes two and 1 upper end fixed connection's of bottom plate riser 11, be equipped with two wedges 12 between two risers 11, it needs to explain, the one end that riser 11 was kept away from to wedge 12 is equipped with glossy inclined plane, the inclined plane orientation is close to splint 2's direction, the equal fixedly connected with gag lever post 13 of lateral wall that two wedges 12 carried on the back mutually, the one end that wedge 12 was kept away from to two gag lever posts 13 slides respectively and runs through two risers 11 and fixedly connected with limiting plate 14, two gag lever posts 13 all overlap outward and are equipped with second spring 15, the both ends of second spring 15 respectively with riser 11 and the relative lateral wall fixed connection of wedge 12.
When the utility model is used, the rotating handle 16 is rotated, the rotating handle 16 drives the two-way threaded rod 7 to rotate, the two-way threaded rod 7 drives the two threaded blocks 8 to move relatively, the two threaded blocks 8 drive the fixing plate 9 to move through the two first springs 10, and the fixing plate 9 drives the clamping plates 2 to move until the two clamping plates 2 are abutted against and clamped with the connecting rod; when the connecting rod is processed, when the external force is too big, the connecting rod can extrude splint 2, splint 2 drives trapezoidal piece 4 and removes, and two wedge 12 removals of trapezoidal piece 4 extrusion, wedge 12 compression second spring 15, can cushion the connecting rod position change by the minizone.
The above, only be the concrete implementation of the preferred embodiment of the present invention, but the protection scope of the present invention is not limited thereto, and any person skilled in the art is in the technical scope of the present invention, according to the technical solution of the present invention and the utility model, the concept of which is equivalent to replace or change, should be covered within the protection scope of the present invention.
Claims (6)
1. The utility model provides a flexible clamp on processing engine connecting rod microcephaly inclined plane, includes bottom plate (1), its characterized in that, the top of bottom plate (1) is equipped with two splint (2), be equipped with on bottom plate (1) and be used for carrying out driven actuating mechanism (3) to two splint (2), two the equal fixedly connected with trapezoidal piece (4) of lateral wall that splint (2) were carried on the back mutually, be equipped with on bottom plate (1) and be used for carrying out buffer gear (5) of buffering to trapezoidal piece (4).
2. The flexible fixture for machining the bevel of the small end of the engine connecting rod as claimed in claim 1, characterized in that the driving mechanism (3) comprises a groove (6) arranged in the bottom plate (1), a bidirectional threaded rod (7) is rotationally connected in the groove (6), one end of the bidirectional threaded rod (7) is rotationally penetrated through the bottom plate (1) and is coaxially and fixedly connected with a rotating handle (16), the two-way threaded rod (7) is externally threaded and sleeved with two thread blocks (8), the lower ends of the two clamping plates (2) are fixedly connected with a fixing plate (9), the bidirectional threaded rod (7) penetrates through the two fixing plates (9), two first springs (10) are sleeved outside the bidirectional threaded rod (7), and two ends of the first spring (10) are respectively and fixedly connected with the opposite side walls of the fixing plate (9) and the thread block (8).
3. The flexible fixture for machining the inclined plane of the small end of the engine connecting rod as claimed in claim 2, wherein threaded holes matched with the bidirectional threaded rod (7) are formed in the two threaded blocks (8) in a penetrating mode, and the thread directions in the two threaded holes are opposite.
4. The flexible fixture for machining the small-end inclined plane of the engine connecting rod as claimed in claim 1, characterized in that the buffering mechanism (5) comprises two vertical plates (11) fixedly connected with the upper end of the bottom plate (1), two wedge blocks (12) are arranged between the vertical plates (11), two wedge blocks (12) are mutually opposite to each other, and each of the two side walls is fixedly connected with a limiting rod (13) and two limiting rods (13) are respectively slidably arranged at one ends, far away from the wedge blocks (12), of the limiting rods (13) to penetrate through the two vertical plates (11) and the fixedly connected limiting plates (14), and each of the limiting rods (13) is externally sleeved with a second spring (15), and the two ends of each second spring (15) are respectively fixedly connected with the corresponding side walls of the vertical plates (11) and the wedge blocks (12).
5. The flexible clamp for processing the inclined surface of the small end of the engine connecting rod is characterized in that one end, far away from the vertical plate (11), of the wedge-shaped block (12) is provided with a smooth inclined surface, and the inclined surface faces to the direction close to the clamping plate (2).
6. The flexible clamp for machining the inclined plane of the small end of the engine connecting rod as claimed in claim 1, wherein the front end and the rear end of the trapezoidal block (4) are provided with smooth inclined planes, and the inclined planes face to the direction away from the clamping plate (2).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202022025182.1U CN212946670U (en) | 2020-09-16 | 2020-09-16 | Flexible clamp for processing small-end inclined plane of engine connecting rod |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202022025182.1U CN212946670U (en) | 2020-09-16 | 2020-09-16 | Flexible clamp for processing small-end inclined plane of engine connecting rod |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN212946670U true CN212946670U (en) | 2021-04-13 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202022025182.1U Active CN212946670U (en) | 2020-09-16 | 2020-09-16 | Flexible clamp for processing small-end inclined plane of engine connecting rod |
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| CN (1) | CN212946670U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115230572A (en) * | 2022-09-22 | 2022-10-25 | 山西航天清华装备有限责任公司 | Pressing device for general transport vehicle and using method thereof |
-
2020
- 2020-09-16 CN CN202022025182.1U patent/CN212946670U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115230572A (en) * | 2022-09-22 | 2022-10-25 | 山西航天清华装备有限责任公司 | Pressing device for general transport vehicle and using method thereof |
| CN115230572B (en) * | 2022-09-22 | 2023-01-06 | 山西航天清华装备有限责任公司 | Pressing device for general transport vehicle and using method thereof |
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