CN205138717U - FSAE racing engine rotor dynamic balance anchor clamps - Google Patents
FSAE racing engine rotor dynamic balance anchor clamps Download PDFInfo
- Publication number
- CN205138717U CN205138717U CN201520898937.5U CN201520898937U CN205138717U CN 205138717 U CN205138717 U CN 205138717U CN 201520898937 U CN201520898937 U CN 201520898937U CN 205138717 U CN205138717 U CN 205138717U
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- engine rotor
- boss
- dynamic balancing
- fsae racing
- hole
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Abstract
The utility model relates to a FSAE racing engine rotor dynamic balance anchor clamps, including V type support frame and the tight piece of locating clip, V type support frame the support frame of V type recess is equipped with for one end, the tight piece one end of locating clip be equipped with the boss, the tight piece of locating clip is equipped with boss no. 1 and serves to be equipped with and be used for the connecting axle be connected with the engine rotor, is equipped with the wedge key on this connecting axle, the tight piece of locating clip on be equipped with and be used for the connecting shaft hole that is connected with dynamic balancing machine, be equipped with the parallel key groove on this connecting shaft hole. The tight piece lateral wall of locating clip on evenly be provided with 24 bisectrixes according to the circumferencial direction. The utility model discloses can target in place and not influence the dynamic balance test engine rotor directness clamping, and improve the precision of engine rotor dynamic balance, easy operation, convenience, location accuracy in the use be guaranteed the engine rotor and accomplish the required operation process more than two hours nearly of dynamic balance process under 5000rmin's high rotational speeds simultaneously.
Description
Technical field
The utility model relates to a kind of fixture, particularly a kind of FSAE racing engine rotor dynamic balancing fixture.
Background technology
The computing ballance correction of the engine rotor in the engine used in Chinese college students formula car contest (being called for short FSAE) fuel oil automobile race, directly has influence on the engine luggine in the full range of speeds, thus affects the performance of engine.The dynamic equilibrium state improving rotor is for reducing rotor supporting role power in the running and engine luggine is very important.According to existing appointed condition, the horizontal hard bearing balan of HY5/50U type that we select Shanghai Schiak Testing Machinery Co., Ltd. to produce, carries out transient equilibrium to engine rotor.Engine rotor cannot position and clamp when not having fixture, and required rotating speed is that to greatly exceed general dynamic balance running rotating speed be the requirement of 1000r/min to 5000r/min when racing engine rotor does transient equilibrium, therefore ask higher to the locating clip of engine rotor fixture is critical, to ensure that engine rotor can not get loose under the rotating speed of 5000r/min.According to situation and the engine rotor self structure shape of balancing equipment, design and can put in place on the direct clamping of engine rotor and not affect the fixture of dynamic balancing measurement, ensure transient equilibrium operation normally carry out seem most important.
Summary of the invention
The technical problems to be solved in the utility model is: provide a kind of and can put in place on the direct clamping of engine rotor and not affect the FSAE racing engine rotor dynamic balancing fixture of dynamic balancing measurement.
The technical scheme solved the problems of the technologies described above is: a kind of FSAE racing engine rotor dynamic balancing fixture, comprise V-type bracing frame and location clamp, described V-type bracing frame is the bracing frame that one end is provided with V-type groove, described clamp one end, location is provided with boss, described location clamp is provided with boss one end and is provided with coupling shaft for being connected with engine rotor, this coupling shaft is provided with wedge key, described location clamp is provided with the connecting shaft hole for being connected with dynamic balancing machine, and this connecting shaft hole is provided with flat key groove.
Further technical scheme of the present utility model is: described engine rotor comprises engine rotor body and gear ring, described gear ring is the circular ring structure that outer wall is provided with tooth bar, described engine rotor body is provided with limited step, and described gear ring to be enclosed within engine rotor body and spacing by limited step.
Tooth bar quantity on the outer wall of described gear ring is that 36 teeth lack 2 teeth, and described engine rotor is provided with bolt hole and counterweight hole.
On described location clamp lateral wall, circumferentially direction is evenly provided with 24 mean lines.
The Sidewall Height H of described boss is 10mm, and described boss is provided with bolt hole and counterweight hole, and described counterweight hole is arranged on the sidewall of boss, on the sidewall that described bolt hole is arranged at boss and end face.
The V-type face of described V-type bracing frame is provided with rubber blanket.
Described V-type bracing frame is provided with the mounting hole of dynamic balancing machine.
Described location clamp is drum structure, and described boss is column structure.
Owing to adopting technique scheme, a kind of FSAE racing engine rotor dynamic balancing fixture of the utility model, has following beneficial effect:
1. the utility model comprises V-type bracing frame and location clamp, the location wedge key of clamp is connected with the wedge shape keyway on engine rotor center pit and positions, contact with three faces of wedge shape keyway the six-freedom degree limiting engine rotor by wedge key, achieve and locate completely.The boss of location clamp is provided with threaded hole, is fixed on the clamp of location by engine rotor, ensures the safe reliability of engine rotor under the high speed rotating speed of 5000r/min by bolt.Increase by the counterweight hole on the clamp of location or reduce weight so that can weight balance function be realized.The location that location clamp is connected with equilibrator adopts flat key to connect, and three faces coordinated with the flat key on equilibrator by the flat key groove on the clamp of location limit the six-freedom degree of locating clamp, achieve and locate completely.V-type bracing frame all can do location clamp and engine rotor and realize limiting its six-freedom degree when amount of unbalance is removed in transient equilibrium and reach the requirement of locating completely, therefore meets the requirement of standard; Go during amount of unbalance, location clamp or engine rotor to be arranged in the V-type groove of V-type bracing frame, ensure that location clamp or engine rotor realize locating completely in counterweight process, taken away by V-type bracing frame during test, the utility model can put in place on the direct clamping of engine rotor and not affect dynamic balancing measurement.
2. the boss Sidewall Height in the utility model is 10mm, and described counterweight hole number is 5-6, and described bolt hole is arranged on the end face of boss, can better realize engine rotor weight balance function.On the clamp lateral wall of location, circumferentially direction is evenly provided with 24 mean lines; be about to location clamp and be circumferentially evenly divided into 24 deciles in direction; can ensure that engine rotor can realize the accuracy requirement that the minimum anglec of rotation is 15 degree; the V-type face of V-type bracing frame is provided with rubber blanket, engine rotor surface is played a protective role.The utility model low cost of manufacture, lightweight, location clamp and V-type bracing frame gross weight are only 1kg, are convenient for carrying.The utility model characteristics of compact layout, science, structure are simple, cost is low, meet complete positioning requirements, reliable clamping, reliable operation, improve the dynamically balanced precision of engine rotor, in use simple, convenient, accurate positioning simultaneously, ensures that engine rotor completes the operating process of nearly more than two hours required for transient equilibrium operation under the high rotating speed of 5000r/min.
3. the utility model adopts the simple motion functional entity design in Creative Mechanism Design.The method for designing of these machineries is called the method for solving of simple motion function.The action referring to some conventional machinery, apparatus or tool demands is simple, the number of components completed needed for expection action is little, or component kind is less, the ingenious combination of these machinery utility component geometrical bodies, can realize being mutually locked or the function of action mutually.Simple motion function tool has been widely used and broad space for the creativity.Simple motion function is realized by the ingenious combination of surface of contact shape between two parts usually.The utility model for successfully completing the transient equilibrium operation of engine rotor in engine.By the effective location clamping function of engine dynamic balance jig, the dynamic balance accuracy of this engine rotor reaches 5g/mm, far away higher than the dynamic balance accuracy of 15g/mm predetermined before.
Below, in conjunction with Figure of description and specific embodiment, the technical characteristic to a kind of FSAE racing engine rotor dynamic balancing fixture of the utility model is further described.
Accompanying drawing explanation
Fig. 1: the structural representation of locating clamp in the utility model.
Fig. 2: the structural representation of V-type bracing frame in the utility model.
Fig. 3: the using state schematic diagram of a kind of FSAE racing engine rotor dynamic balancing fixture of the utility model.
Fig. 4: the decomposing schematic representation of a kind of FSAE racing engine rotor dynamic balancing fixture of the utility model.
In above-mentioned accompanying drawing, each label declaration is as follows:
1-V type bracing frame, 11-rubber blanket, 12-mounting hole, 2-locates clamp, 21-boss, 22-counterweight hole, 23-bolt hole, 24-wedge key, 25-flat key groove, 26-mean line, 3-engine rotor, 31-gear ring, 32-wedge shape keyway.
Embodiment
A kind of FSAE racing engine rotor dynamic balancing fixture, comprise V-type bracing frame 1 and location clamp 2, described V-type bracing frame 1 is provided with the bracing frame of V-type groove for one end, the V-type face of described V-type bracing frame 1 is provided with rubber blanket 11, is provided with the mounting hole 12 of dynamic balancing machine in the V-type groove on described V-type bracing frame 1.Described location clamp 2 is drum structure, this location clamp 2 one end is provided with boss 21, described boss 21 is column structure, the Sidewall Height H of this boss 21 is 10mm, described boss 21 is provided with bolt hole 23 and counterweight hole 22, the sidewall of described boss 21 is evenly distributed with 5-6 counterweight hole 22, the sidewall of described boss 21 is also provided with bolt hole, the end face of described boss 21 is provided with 2-3 bolt hole 23.Described location clamp 2 is provided with boss 21 one end and is provided with coupling shaft for being connected with engine rotor, and this coupling shaft is provided with wedge key 24.Described location clamp 2 is provided with the connecting shaft hole for being connected with dynamic balancing machine, and this connecting shaft hole is provided with flat key groove 25.On described location clamp 2 lateral wall, circumferentially direction is evenly provided with 24 mean lines 26, is about to location clamp and is circumferentially evenly divided into 24 deciles in direction, ensure that engine rotor can realize the accuracy requirement that the minimum anglec of rotation is 15 degree.
Described engine rotor comprises engine rotor body and gear ring, described engine rotor body is one end is closing end, the other end is the drum structure of openend, the closing end of this engine rotor body is provided with crankshaft installed hole and bolt hole, described crankshaft installed hole is provided with wedge shape keyway, magnetosphere is provided with in the endoporus of described engine rotor body, described gear ring is the circular ring structure that outer wall is provided with tooth bar, tooth bar quantity on the outer wall of described gear ring is that 36 teeth lack 2 teeth, namely on gear ring outer circumference surface, 36 gear racks are evenly marked off, 2 teeth are had not cut out when cutting, remaining 34 tooth is cut out.Described engine rotor body is provided with limited step, and described gear ring to be enclosed within engine rotor body and spacing by limited step, and described limited step is located at engine rotor body on closing end, and apart from the general 5mm of this closing end.Described engine rotor body is provided with counterweight hole.
The course of work:
Be connected the flat key groove 25 of location clamp 2 with the flat key of equilibrator to realize being located by connecting completely of position clamp 2 and equilibrator.Location clamp 2 is driven to carry out High Rotation Speed about 1 minute by the rotating speed of 5000r/min equilibrator.By the amount of unbalance position of the location clamp 2 that equilibrator demonstrates, corresponding rotation adjustment is carried out to location clamp 2, the angle of adjustment according to 24 the decile angles evenly divided on the face of cylinder of location clamp 2 as final allocation really, when location clamp 2 is rotated to consistent with the amount of unbalance position shown in equilibrator by the angle value shown in the face of cylinder, V-type bracing frame 1 is fixed on the boss 21 of location clamp 2, hole in amount of unbalance position, to reach the effect deducting amount of unbalance, this hole is counterweight hole 22(also known as lightening hole).The dynamic balance accuracy of location clamp 2 is adjusted to 5g/mm.Wedge key 24 on the clamp 2 of location is fixedly connected with the wedge shape keyway on engine rotor 3.
With bolt, engine rotor 3 and location clamp 2 are linked together.Location clamp 2 and engine rotor 3 is driven to carry out High Rotation Speed about 1 minute by the rotating speed of 5000r/min equilibrator.By the amount of unbalance position of the location clamp 2 that equilibrator demonstrates, corresponding rotation adjustment is carried out to location clamp 2, the angle of adjustment according to 24 the decile angles evenly divided on the face of cylinder of location clamp 2 as final allocation really, when location clamp 2 is rotated to consistent with the amount of unbalance position shown in equilibrator by the angle value shown in the face of cylinder, V-type bracing frame 1 is fixed on engine rotor 3, in the boring of amount of unbalance position, to reach the effect deducting amount of unbalance.The dynamic balance accuracy of adjustment engine rotor 3 reaches 5g/mm.
Claims (8)
1. a FSAE racing engine rotor dynamic balancing fixture, it is characterized in that: comprise V-type bracing frame (1) and location clamp (2), described V-type bracing frame (1) is provided with the bracing frame of V-type groove for one end, described location clamp (2) one end is provided with boss (21), described location clamp (2) is provided with boss (21) one end and is provided with coupling shaft for being connected with engine rotor, this coupling shaft is provided with wedge key (24), described location clamp (2) is provided with the connecting shaft hole for being connected with dynamic balancing machine, this connecting shaft hole is provided with flat key groove (25).
2. a kind of FSAE racing engine rotor dynamic balancing fixture according to claim 1, it is characterized in that: described engine rotor comprises engine rotor body and gear ring, described gear ring is the circular ring structure that outer wall is provided with tooth bar, described engine rotor body is provided with limited step, and described gear ring to be enclosed within engine rotor body and spacing by limited step.
3. a kind of FSAE racing engine rotor dynamic balancing fixture according to claim 2, is characterized in that: the tooth bar quantity on the outer wall of described gear ring is that 36 teeth lack 2 teeth, and described engine rotor is provided with bolt hole and counterweight hole.
4. a kind of FSAE racing engine rotor dynamic balancing fixture according to claim 1, is characterized in that: on described location clamp (2) lateral wall, circumferentially direction is evenly provided with 24 mean lines (26).
5. a kind of FSAE racing engine rotor dynamic balancing fixture according to claim 4, it is characterized in that: the Sidewall Height H of described boss (21) is 10mm, described boss (21) is provided with bolt hole (23) and counterweight hole (22), described counterweight hole is arranged on the sidewall of boss (21), on the sidewall that described bolt hole (23) is arranged at boss (21) and end face.
6. a kind of FSAE racing engine rotor dynamic balancing fixture according to claim 1, is characterized in that: the V-type face of described V-type bracing frame (1) is provided with rubber blanket (11).
7. a kind of FSAE racing engine rotor dynamic balancing fixture according to claim 6, is characterized in that: described V-type bracing frame (1) is provided with the mounting hole (12) of dynamic balancing machine.
8. a kind of FSAE racing engine rotor dynamic balancing fixture according to the arbitrary claim of claim 1-7, it is characterized in that: described location clamp (2) is drum structure, described boss (21) is column structure.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520898937.5U CN205138717U (en) | 2015-11-12 | 2015-11-12 | FSAE racing engine rotor dynamic balance anchor clamps |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520898937.5U CN205138717U (en) | 2015-11-12 | 2015-11-12 | FSAE racing engine rotor dynamic balance anchor clamps |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN205138717U true CN205138717U (en) | 2016-04-06 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201520898937.5U Expired - Fee Related CN205138717U (en) | 2015-11-12 | 2015-11-12 | FSAE racing engine rotor dynamic balance anchor clamps |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN205138717U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105352661A (en) * | 2015-11-12 | 2016-02-24 | 广西科技大学鹿山学院 | Dynamic balancing clamp for FSAE racing car engine rotor |
-
2015
- 2015-11-12 CN CN201520898937.5U patent/CN205138717U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105352661A (en) * | 2015-11-12 | 2016-02-24 | 广西科技大学鹿山学院 | Dynamic balancing clamp for FSAE racing car engine rotor |
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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: 20160406 Termination date: 20181112 |