CN210524494U - High-stability mechanical fixture with anti-seismic function for crankshaft machining - Google Patents
High-stability mechanical fixture with anti-seismic function for crankshaft machining Download PDFInfo
- Publication number
- CN210524494U CN210524494U CN201921489792.8U CN201921489792U CN210524494U CN 210524494 U CN210524494 U CN 210524494U CN 201921489792 U CN201921489792 U CN 201921489792U CN 210524494 U CN210524494 U CN 210524494U
- Authority
- CN
- China
- Prior art keywords
- fixed
- roller
- crankshaft
- bent axle
- sleeve
- 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
Images
Landscapes
- Shafts, Cranks, Connecting Bars, And Related Bearings (AREA)
Abstract
The utility model discloses a bent axle processing is with high stability mechanical fixture with antidetonation function, including base, bent axle body and electric cylinder, the both sides at base top are fixed with the backup pad, the outside of first cylinder is provided with the bent axle body, one side that the bracing piece was kept away from to the slider is fixed with first installation pole, the inboard of second installation pole is provided with the second pivot, the top of bracing piece is fixed with third installation pole, the top of base is fixed with first sleeve pipe, and the inside of first sleeve pipe is provided with the spring, second sheathed tube inboard is fixed with the fixed axle, and the third cylinder is installed in the outside of fixed axle. This bent axle processing does not need anchor clamps to rotate rather than together with it when rotating the bent axle with high stability mechanical fixture that has antidetonation function to be difficult to make the bent axle drop from anchor clamps when having reduced the rotating equipment energy consumption, and can reduce the vibrations that the bent axle produced when rotating.
Description
Technical Field
The utility model relates to a bent axle processing technology field specifically is a bent axle processing is with high stability mechanical fixture who has antidetonation function.
Background
The crankshaft is the most important part in the engine, so the crankshaft is frequently used in modern life and production, the structure of the crankshaft is very exquisite, and the processing is complex, and the crankshaft is generally clamped and processed when being processed, however, the existing mechanical clamp for processing the crankshaft has the following problems:
1. the crankshaft is required to rotate many times in the machining process, most of the existing mechanical fixtures for crankshaft machining utilize rotating equipment to drive the fixtures to rotate so as to drive the crankshaft to rotate, so that the machining requirements are matched, however, the energy consumption of the rotating equipment is increased by driving the fixtures to rotate so as to drive the rotating shaft to rotate, particularly, part of the large crankshaft is large, and meanwhile, in the rotating process, the crankshaft and the fixtures are likely to loosen or even fall off, so that serious results are caused;
2. the bent axle is at the pivoted in-process, because spare part on the bent axle is comparatively numerous, great eccentric force can appear, and this just leads to the mechanical fixture of centre gripping bent axle great vibrations phenomenon can appear, is unfavorable for operating personnel to the processing of bent axle.
In order to solve the problems, innovative design is urgently needed on the basis of the existing mechanical clamp for crankshaft machining.
SUMMERY OF THE UTILITY MODEL
An object of the utility model is to provide a bent axle processing is with high stability mechanical fixture who has antidetonation function to solve above-mentioned background art and propose current bent axle processing and use mechanical fixture and add man-hour at needs bent axle normal running fit, need drive anchor clamps and rotate together, make the bent axle become flexible from anchor clamps even drop when having increased the rotating equipment energy consumption easily, and the bent axle can make anchor clamps appear great shock phenomenon's problem at the pivoted in-process.
In order to achieve the above object, the utility model provides a following technical scheme: a high-stability mechanical fixture with an anti-seismic function for crankshaft machining comprises a base, a crankshaft body and an electric cylinder, wherein supporting plates are fixed to two sides of the top of the base, a groove is formed in the middle of the top of each supporting plate, a first rotating shaft is arranged inside the groove, a first roller is arranged on the outer side of the first rotating shaft, the crankshaft body is arranged on the outer side of the first roller, supporting rods are fixed to two sides of the top of each supporting plate, a sliding groove is formed in the inner side of each supporting rod, a sliding block is arranged inside the sliding groove, a first mounting rod is fixed to one side, away from the supporting rods, of the sliding block, a second mounting rod is arranged on the top of the first mounting rod, a second rotating shaft is arranged on the inner side of the second mounting rod, a second roller is arranged on the outer side of the second rotating shaft, a third mounting rod is fixed to the top of each supporting rod, and, and electric cylinder's output is connected with first installation pole, the top of base is fixed with first sleeve pipe, and the inside of first sleeve pipe is provided with the spring to the spring is kept away from first sheathed tube one end and is connected with the second sleeve pipe, the inboard of second sleeve pipe is fixed with the fixed axle, and the outside of fixed axle installs the third cylinder.
Preferably, the first rotating shaft penetrates through the support plate, the first rotating shaft and the support plate form a relative rotating structure, and the first rotating shaft is provided with 2 groups.
Preferably, the cross-sectional shape of the second mounting rod far away from one end of the first mounting rod is U-shaped, and the second mounting rod is provided with 2 groups.
Preferably, the first sleeve is sleeved outside the second sleeve, and the first sleeve and the second sleeve form a relative sliding structure.
Preferably, the third roller is sleeved outside the fixed shaft, and forms a relative rotation structure with the fixed shaft, and is made of heat-resistant rubber.
Compared with the prior art, the beneficial effects of the utility model are that: the high-stability mechanical fixture with the anti-vibration function is used for crankshaft machining, and the fixture does not need to rotate together with the crankshaft when the crankshaft rotates, so that the energy consumption of rotating equipment is reduced, the crankshaft is not easy to fall off from the fixture, and the vibration generated by the crankshaft during rotation can be reduced;
1. through the rotary connection between the second rotating shaft and the second mounting rod and the rotary connection between the first rotating shaft and the supporting plate, when the crankshaft body rotates, the rotating equipment can be directly connected with one end of the crankshaft body and drives the crankshaft body to rotate, so that the energy consumption of the rotating equipment can be reduced, and the crankshaft body is not easy to separate from the clamping;
2. through the rotation connection between third cylinder and the fixed axle, sliding connection between first sleeve pipe and the second sleeve pipe to and the elastic action of spring, make the bent axle body when rotating, its decurrent eccentric force is offset a part by the elastic action of spring, offset a part by the frictional force between second sleeve pipe and the bent axle body to the eccentric force of other ascending directions, thereby make the eccentric force that the bent axle body produced when rotating reduce greatly, and then make this mechanical fixture's vibrations reduce greatly.
Drawings
FIG. 1 is a schematic sectional view of the front view of the present invention;
fig. 2 is an enlarged schematic view of a portion a of fig. 1 according to the present invention;
fig. 3 is a schematic side view of the cross-sectional structure of the present invention.
In the figure: 1. a base; 2. a support plate; 3. a groove; 4. a first rotating shaft; 5. a first drum; 6. a crankshaft body; 7. a support bar; 8. a chute; 9. a slider; 10. a first mounting bar; 11. a second mounting bar; 12. a second rotating shaft; 13. a second drum; 14. a third mounting bar; 15. an electric cylinder; 16. a first sleeve; 17. a spring; 18. a second sleeve; 19. a fixed shaft; 20. and a third roller.
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. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.
Referring to fig. 1-3, the present invention provides a technical solution: a high-stability mechanical fixture with an anti-shock function for crankshaft machining comprises a base 1, supporting plates 2, grooves 3, a first rotating shaft 4, a first roller 5, a crankshaft body 6, supporting rods 7, sliding grooves 8, sliding blocks 9, first mounting rods 10, second mounting rods 11, a second rotating shaft 12, a second roller 13, third mounting rods 14, an electric cylinder 15, a first sleeve 16, a spring 17, a second sleeve 18, a fixing shaft 19 and a third roller 20, wherein the supporting plates 2 are fixed on two sides of the top of the base 1, the grooves 3 are formed in the middle of the top of the supporting plates 2, the first rotating shaft 4 is arranged inside the grooves 3, the first roller 5 is arranged on the outer side of the first rotating shaft 4, the crankshaft body 6 is arranged on the outer side of the first roller 5, the supporting rods 7 are fixed on two sides of the top of the supporting plates 2, the sliding grooves 8 are formed in the inner sides of the supporting rods 7, the sliding blocks 9 are arranged inside the sliding grooves 8, one side that the bracing piece 7 was kept away from to slider 9 is fixed with first installation pole 10, and second installation pole 11 is installed at the top of first installation pole 10, the inboard of second installation pole 11 is provided with second pivot 12, and second cylinder 13 is installed to the outside of second pivot 12, the top of bracing piece 7 is fixed with third installation pole 14, and electric cylinder 15 is installed to third installation pole 14 bottom, and electric cylinder 15's output and first installation pole 10 are connected, the top of base 1 is fixed with first sleeve pipe 16, and the inside of first sleeve pipe 16 is provided with spring 17, and the one end that first sleeve pipe 16 was kept away from to spring 17 is connected with second sleeve pipe 18, the inboard of second sleeve pipe 18 is fixed with fixed axle 19, and the outside of fixed axle 19 is installed third cylinder 20.
The first rotating shaft 4 penetrates through the supporting plate 2, the first rotating shaft 4 and the supporting plate 2 form a relative rotating structure, 2 groups of the first rotating shaft 4 are arranged, the cross section of one end, far away from the first mounting rod 10, of the second mounting rod 11 is in a U-shaped shape, 2 groups of the second mounting rod 11 are arranged, so that 4 groups of the first roller 5 on the first rotating shaft 4 and the second roller 13 on the second mounting rod 11 clamp and fix the crankshaft body 6 in different directions, the crankshaft body 6 is ensured not to deviate, and meanwhile, when the crankshaft body 6 needs to rotate, the crankshaft body 6 can be directly connected through rotating equipment to rotate, and the first roller 5 on the first rotating shaft 4 and the second roller 13 on the second mounting rod 11 can rotate along with the crankshaft body 6 without limiting the rotation of the crankshaft body 6;
the first sleeve 16 is sleeved on the outer side of the second sleeve 18, the first sleeve 16 and the second sleeve 18 form a relative sliding structure, the third roller 20 is sleeved on the outer side of the fixed shaft 19, the third roller 20 and the fixed shaft 19 form a relative rotating structure, and the third roller 20 is made of heat-resistant rubber, so that the part of the crankshaft body 6, which is rotated to be in contact with the third roller 20, can pass through the third roller 20, and the third roller 20 can counteract a part of the eccentric force generated when the crankshaft body 6 rotates through the elastic action of the spring 17 and the friction force between the third roller 20 and the crankshaft body 6.
The working principle is as follows: when the high-stability mechanical fixture with the shock-proof function for crankshaft machining is used, as shown in fig. 1, two ends of a crankshaft body 6 are placed on a first roller 5, as shown in fig. 3, a sliding block 9 slides in a sliding groove 8, so that a first mounting rod 10 can be moved up and down, an electric cylinder 15 is controlled to drive the first mounting rod 10 to move down until a second roller 13 is contacted with the crankshaft body 6, the crankshaft body 6 is clamped from multiple directions of oblique upward and oblique downward through two groups of first rollers 5 and two groups of second rollers 13 respectively, so that the crankshaft body 6 cannot be deviated, the crankshaft body 6 is fixed on the mechanical fixture, when the crankshaft body 6 needs to be rotated, one end of the crankshaft body 6 is connected with a rotating device, as shown in fig. 1 and 2, through the rotating connection between a first rotating shaft 4 and a supporting plate 2, the second rotating shaft 12 is rotatably connected with the second mounting rod 11, so that when the rotating equipment drives the crankshaft body 6 to rotate, the first roller 5 on the first rotating shaft 4 and the second roller 13 on the second rotating shaft 12 can rotate along with the crankshaft body 6, so that when the mechanical clamp rotates the crankshaft body 6, the crankshaft body 6 can rotate without rotating the whole clamping part, the energy consumption of the rotating equipment is reduced, and the crankshaft body 6 is not easy to separate from the clamping, so that unnecessary loss is caused;
as shown in fig. 1, when the crankshaft body 6 rotates, because the parts on the crankshaft body 6 are numerous, a large eccentric force is generated, and thus a severe vibration is generated on the clamp itself, when the protruding portion of the crankshaft body 6 rotates to the lower side, the downward eccentric force of the crankshaft body 6 becomes large, the protruding part on the crankshaft body 6 drives the second sleeve 18 to slide downward in the first sleeve 16 through the sliding connection between the first sleeve 16 and the second sleeve 18 and the elastic action of the spring 17, and the elastic action of the spring 17 counteracts the partial downward eccentric force of the crankshaft body 6, and simultaneously the protruding portion on the crankshaft body 6 can pass through the third roller 20 through the rotating connection between the fixing shaft 19 and the third roller 20, when the protruding portion on the crankshaft body 6 rotates to other direction, the eccentric force of the crankshaft body 6 to other direction is large, at this time, through the elastic action of the spring 17, the second sleeve 18 slides upwards in the first sleeve 16 and contacts with the first sleeve 16, so that a downward part of the first sleeve 16 generates a friction force with the third roller 20, and a part of eccentric force of the crankshaft body 6 in other directions is offset, so that the partial eccentric force generated by the crankshaft body 6 can be reduced when the crankshaft body 6 is rotated by the mechanical clamp, and the vibration generated by the rotation of the crankshaft body 6 to the mechanical clamp itself is reduced.
Although the present invention has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that modifications may be made to the embodiments or portions thereof without departing from the spirit and scope of the invention.
Claims (5)
1. The utility model provides a bent axle processing is with high stability mechanical fixture who has antidetonation function, includes base (1), bent axle body (6) and electric cylinder (15), its characterized in that: the improved crankshaft connecting device is characterized in that supporting plates (2) are fixed on two sides of the top of the base (1), a groove (3) is formed in the middle of the top of the supporting plate (2), a first rotating shaft (4) is arranged inside the groove (3), a first roller (5) is installed on the outer side of the first rotating shaft (4), a crankshaft body (6) is arranged on the outer side of the first roller (5), supporting rods (7) are fixed on two sides of the top of the supporting plate (2), a sliding groove (8) is formed in the inner side of each supporting rod (7), a sliding block (9) is installed inside each sliding groove (8), a first installing rod (10) is fixed on one side, away from the supporting rods (7), of each sliding block (9), a second installing rod (11) is installed on the top of each first installing rod (10), a second rotating shaft (12) is arranged on the inner side of each second installing rod (11), and a second roller (13) is installed on, the top of bracing piece (7) is fixed with third installation pole (14), and third installation pole (14) bottom installs electric cylinder (15) to the output and the first installation pole (10) of electric cylinder (15) are connected, the top of base (1) is fixed with first sleeve pipe (16), and the inside of first sleeve pipe (16) is provided with spring (17), and the one end that first sleeve pipe (16) were kept away from in spring (17) is connected with second sleeve pipe (18), the inboard of second sleeve pipe (18) is fixed with fixed axle (19), and third cylinder (20) are installed in the outside of fixed axle (19).
2. The high-stability mechanical clamp with the anti-seismic function for crankshaft machining according to claim 1, characterized in that: first pivot (4) run through backup pad (2), and relative revolution mechanic is constituteed with backup pad (2) in first pivot (4), and first pivot (4) are provided with 2 groups.
3. The high-stability mechanical clamp with the anti-seismic function for crankshaft machining according to claim 1, characterized in that: the cross section of one end, far away from the first mounting rod (10), of the second mounting rod (11) is U-shaped, and 2 groups of the second mounting rods (11) are arranged.
4. The high-stability mechanical clamp with the anti-seismic function for crankshaft machining according to claim 1, characterized in that: the first sleeve (16) is sleeved outside the second sleeve (18), and the first sleeve (16) and the second sleeve (18) form a relative sliding structure.
5. The high-stability mechanical clamp with the anti-seismic function for crankshaft machining according to claim 1, characterized in that: the third roller (20) is sleeved outside the fixed shaft (19), the third roller (20) and the fixed shaft (19) form a relative rotation structure, and the third roller (20) is made of heat-resistant rubber.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921489792.8U CN210524494U (en) | 2019-09-09 | 2019-09-09 | High-stability mechanical fixture with anti-seismic function for crankshaft machining |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921489792.8U CN210524494U (en) | 2019-09-09 | 2019-09-09 | High-stability mechanical fixture with anti-seismic function for crankshaft machining |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN210524494U true CN210524494U (en) | 2020-05-15 |
Family
ID=70604667
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201921489792.8U Active CN210524494U (en) | 2019-09-09 | 2019-09-09 | High-stability mechanical fixture with anti-seismic function for crankshaft machining |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN210524494U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111791076A (en) * | 2020-07-21 | 2020-10-20 | 李闯 | Vehicle spare and accessory part fine machining device with high vibration resistance |
-
2019
- 2019-09-09 CN CN201921489792.8U patent/CN210524494U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111791076A (en) * | 2020-07-21 | 2020-10-20 | 李闯 | Vehicle spare and accessory part fine machining device with high vibration resistance |
| CN111791076B (en) * | 2020-07-21 | 2022-04-08 | 李闯 | Vehicle spare and accessory part fine machining device with high vibration resistance |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN210524494U (en) | High-stability mechanical fixture with anti-seismic function for crankshaft machining | |
| CN102191533A (en) | Novel full-automatic gravure electroplating clamping device | |
| CN110014348A (en) | A kind of plank deburring equipment in wood furniture processing | |
| CN201048318Y (en) | Brush carrier structure of motor brush | |
| CN208483619U (en) | A kind of bearing machining outer ring grinding device | |
| CN202272565U (en) | Take-up transverse H-shaped wheel positioning and pressing device | |
| CN210306809U (en) | Clamping device for boring of speed reducer | |
| CN204716901U (en) | A kind of structure improved Runner assembly | |
| CN211288179U (en) | Fan head-shaking mechanism and fan with same | |
| CN207526883U (en) | A kind of detachable support of bearing | |
| CN221323564U (en) | Support and hanger for electromechanical pipeline of building | |
| CN215767410U (en) | External motor bearing temperature measuring device | |
| CN202026224U (en) | Brush motor | |
| CN211219947U (en) | Cylindrical grinder grinding wheel convenient to install | |
| CN110355626A (en) | A kind of rotor clamping tooling based on cylindrical grinder processing small type stepping motor | |
| CN213177268U (en) | A a lightweight antidetonation gallows for large-scale underground storage logistics center | |
| CN2730006Y (en) | Brush rack device of DC machine | |
| CN218236793U (en) | Building electromechanical device installs fixing device | |
| CN219287285U (en) | Brushless motor mount pad | |
| CN213775835U (en) | Mixed flow fan hangs formula damping mounting structure | |
| CN211835318U (en) | Support structure of hydrotherapy machine | |
| CN214237175U (en) | Improved guide ring piece machining clamp | |
| CN217393333U (en) | Wire dividing wheel device | |
| CN204327547U (en) | A kind of evaporation fan assembly | |
| CN220890817U (en) | Mining transmission shaft support |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant |