CN204108680U - Rocking arm fixture - Google Patents
Rocking arm fixture Download PDFInfo
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- CN204108680U CN204108680U CN201420457114.4U CN201420457114U CN204108680U CN 204108680 U CN204108680 U CN 204108680U CN 201420457114 U CN201420457114 U CN 201420457114U CN 204108680 U CN204108680 U CN 204108680U
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- arm
- rocking arm
- base
- rotating cylinder
- sheathed
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Abstract
The utility model provides rocking arm fixture, belongs to field of mechanical technique.It solve the problem of existing clamp fixture clamping inconvenience.This rocking arm fixture comprises base, base is fixed with sheathed for sheathed rocking arm, compressor arm is equipped with and compressor arm and sheathed circumference are connected in sheathed, compressor arm outer end has the compact heap for compressing rocking arm, described base is also provided with the rotating cylinder coaxial with compressor arm, compressor arm is threaded in rotating cylinder inside, and base is provided with the driving mechanism for driving drum rotation, and base is provided with the keeper one and keeper two that are respectively used to locate arm body one on rocking arm and arm body two.In this fixture, utilize driving mechanism to drive compressor arm to position rocking arm, it uses more for convenience; Same rotating cylinder drives two, location rocking arm in addition, makes this clamp structure comparatively compact.
Description
Technical field
The utility model belongs to field of mechanical technique, relates to a kind of fixture, particularly a kind of rocking arm fixture.
Background technology
In vehicle, rocking arm is matching used parts with rocker arm bracket.Rocking arm generally comprises the axis hole be positioned in the middle part of rocking arm and the arm body one and the arm body two that are positioned at axis hole both sides.Rocker arm bracket has axle journal.During use, by rocking arm is set on rocker arm bracket by the cooperation of axis hole and axle journal.Irregularly shaped due to rocking arm, when needing processing rocking arm, is first fixed in clamp fixture by rocking arm, then rocking arm is carried out to the processing of the operations such as turning brill.
Chinese invention patent application (application number: 201310626220.0; Application publication number: CN 103639812 A) disclose a kind of hole drilling positioning fixture, comprise base, device fixed head on base, fixed head has installing hole, fixed block is rabbeted in installing hole, location-plate is arranged symmetrically on base and with the side of fixed head and is connected, and makes location-plate, fixed head is connected to form square waveform; Be positioned on location-plate and have through slot, device locating piece in through slot; Be positioned at the top also pin joint bushing plate of location-plate, the middle part of bushing plate has the transitional pore for drill bit process.
Utilize this frock parts to be processed can be positioned, make processing more accurate.But in this frock, when being placed on by workpiece after in this frock, need to be fixed by workpiece by trip bolt, clamping comparatively bothers; In addition, the vibration that workpiece produces in process easily makes trip bolt loosen, and it processes instability.
Summary of the invention
The purpose of this utility model there are the problems referred to above for existing technology, proposes one and use conveniently rocking arm fixture.
The purpose of this utility model realizes by following technical proposal:
Rocking arm fixture, comprise base, it is characterized in that, described base is fixed with sheathed for sheathed rocking arm, compressor arm is equipped with and compressor arm and sheathed circumference are connected in described sheathed, described compressor arm outer end has the compact heap for compressing rocking arm, described base is also provided with the rotating cylinder coaxial with compressor arm, the inner of described compressor arm is threaded in rotating cylinder inside, described base is provided with the driving mechanism for driving drum rotation, and described base is provided with the keeper one and keeper two that are respectively used to locate arm body one on rocking arm and arm body two.
During use, rocking arm is set on sheathed, if desired, collar can be inserted to contact rocking arm inside compact heap.Start driving mechanism, driving mechanism drives drum rotation.Because compressor arm is threaded on rotating cylinder, and compressor arm and sheathed circumference are connected, and when rotating rotating cylinder, compressor arm can along compressor arm axis direction relative to rotating cylinder translation.After this, the compact heap on compressor arm is resisted against on rocking arm, and is located by rocking arm, and rocking arm is located in the horizontal direction.Meanwhile, utilize keeper one and keeper two, the arm body one on rocking arm and arm body two located, just can make rocking arm comparatively stable be positioned on fixture, prevent rocking arm from rotating or translation, convenient processing.
In this rocking arm fixture, only need start driving mechanism, just can position rocking arm, use more for convenience.In addition, after rocking arm has been located, in the process of processing rocking arm, the translation motion of compressor arm is difficult to drive drum rotation, and that is, after rocking arm has been located, rotating cylinder is locked, and rocking arm is also locked.Therefore, this rocking arm fixture is comparatively stable to the locating effect of rocking arm, makes the processing of rocking arm comparatively accurate.
In above-mentioned rocking arm fixture, described driving mechanism comprises the cylinder one be fixed on base and the tooth bar be fixed on the piston rod of cylinder one, and have teeth outside described rotating cylinder, described tooth bar is meshed with the teeth outside rotating cylinder.During the rocking arm of location, cylinder one action, the translation of band carry-over bar, thus drive drum rotation.
As the another kind of scheme of driving mechanism, in above-mentioned rocking arm fixture, described driving mechanism comprises the motor be fixed on base, passes through belt transmission between described motor and urceolus.
In above-mentioned rocking arm fixture, be provided with recessed gathering sill outside described compressor arm along compressor arm axis direction, described sheathed is equipped with bolt, described bolt the inner is positioned at gathering sill.During assembling, first compressor arm is located in sheathed, and gathering sill is aimed at bolt place, rotating bolt, make bolt end enter in gathering sill, bolt, to its position-limiting action of compressor arm, prevents compressor arm circumference from rotating, make when drum rotation, compressor arm can realize translation, thus clamping rocking arm.
In above-mentioned rocking arm fixture, described keeper one is column and is threaded on base.When processing different rocking arms, as the case may be, the height and position of adjustment keeper, thus make this rocking arm fixture adaptability wider.
In above-mentioned rocking arm fixture, described keeper two comprises the cylinder two be fixed on base, the piston rod of described cylinder two is fixed with voussoir, the upper side of described voussoir is inclined-plane, described base is fixed with guide, vertically be equipped with push rod in described guide and push rod can move up and down relative to guide, described push rod lower end is positioned on the upside of voussoir.Utilize coordinating between voussoir with push rod, add the common mating reaction of keeper one, the arm body one on rocking arm and arm body two are located, prevents rocking arm from rotating, make the processing of rocking arm more accurate.After keeper two has been located, utilize the self-locking action between voussoir and push rod, make in rocking arm process, push rod not easily moves, and convenient processing, also makes rocking arm process more accurate.
In above-mentioned rocking arm fixture, described push rod lower end is provided with roller.Roller is set in push rod lower end, when voussoir moves on the downside of push rod, makes the friction between push rod and voussoir less, reduce the wearing and tearing of push rod and voussoir, make the structure of this rocking arm fixture comparatively stable.
In above-mentioned rocking arm fixture, the quantity of described sheathed is two and is oppositely arranged on rotating cylinder both sides, and the quantity of described compressor arm is two and is oppositely arranged on rotating cylinder both sides, and the hand of spiral at described rotating cylinder two ends is contrary.That is, in use, a rotating cylinder can drive two, location rocking arm.Concrete, when drum rotation, because the hand of spiral at rotating cylinder two ends is contrary, the compressor arm being positioned at rotating cylinder both sides moves toward the direction near rotating cylinder simultaneously, thus clamps two rocking arms simultaneously.Such structure makes this rocking arm fixture in use, and the production efficiency of rocking arm is higher, and fixture manufacturing cost is lower, and structure is more compact.
In above-mentioned rocking arm fixture, described compact heap is threaded on compressor arm.When not using collar, that compact heap can be done is comparatively large, and the cylinder at size and rocking arm upper shaft hole place is suitable.When rocking arm being set in sheathed and being upper, compact heap is unloaded, and rocking arm is set on sheathed, then compact heap is fixed on sheathed.
In above-mentioned rocking arm fixture, the angle of inclination of described voussoir upper side is 3-8 degree.Such angle makes the self-locking effect of voussoir better, improves the stability that rocking arm adds man-hour.
Compared with prior art, this rocking arm fixture has the following advantages:
1, utilize driving mechanism to drive compressor arm to position rocking arm, it uses more for convenience;
2, same rotating cylinder drives two, location rocking arm, makes this clamp structure comparatively compact.
Accompanying drawing explanation
Fig. 1 is the stereogram of this rocking arm fixture;
Fig. 2 is the top view of this rocking arm fixture;
Fig. 3 is the sectional view of A-A line in Fig. 2;
Fig. 4 is the explosive view of keeper two.
In figure, 1, base; 2, sheathed; 3, compressor arm; 3a, compact heap; 3b, gathering sill; 4, rotating cylinder; 5, rocking arm; 5a, arm body one; 5b, arm body two; 6, keeper one; 7, keeper two; 8, cylinder one; 9, tooth bar; 10, bolt; 11, cylinder two; 12, voussoir; 13, guide; 14, push rod; 15, roller.
Detailed description of the invention
Be below specific embodiment of the utility model and by reference to the accompanying drawings, the technical solution of the utility model is further described, but the utility model be not limited to these embodiments.
As depicted in figs. 1 and 2, this rocking arm fixture comprises a base 1 in tabular.Base 1 is provided with two covers and holds down assembly.Often cover holds down assembly and lays respectively at by cylinder 1, tooth bar 9, rotating cylinder 4, two compressor arm 3, two that sheathed 2, two of rotating cylinder 4 both sides lay respectively at rotating cylinder 4 both sides and lay respectively at the keeper 27 that the keeper 1 of rotating cylinder 4 both sides and two lay respectively at rotating cylinder 4 both sides.
In often cover holds down assembly, the quantity of sheathed 2 is two and is oppositely arranged on rotating cylinder 4 both sides, and the quantity of compressor arm 3 is two and is oppositely arranged on rotating cylinder 4 both sides, and the hand of spiral at rotating cylinder 4 two ends is contrary.That is, in use, a rotating cylinder 4 can drive two, location Rocker arm 5.Concrete, when rotating cylinder 4 rotates, because the hand of spiral at rotating cylinder 4 two ends is contrary, the compressor arm 3 being positioned at rotating cylinder 4 both sides moves toward the direction near rotating cylinder 4 simultaneously, thus clamps two Rocker arm 5s simultaneously.
Base 1 is fixed with sheathed 2 for sheathed Rocker arm 5.In tubular, in sheathed 2, be equipped with compressor arm 3 for sheathed 2.Compressor arm 3 outer end has the compact heap 3a protruded to compressor arm 3 sidepiece.Compressor arm 3 is roughly in bolt shape.
When rotating to make rotating cylinder 4, the translation of compressor arm 3 energy, compressor arm 3 and sheathed 2 circumferences are connected.Concrete, as shown in Figure 3, outside compressor arm 3, be provided with a recessed gathering sill 3b along compressor arm 3 axis direction.Sheathed 2 is equipped with bolt 10, bolt 10 is threaded on sheathed 2, and bolt 10 the inner is positioned at gathering sill 3b.
Base 1 is also provided with and arranges coaxial rotating cylinder 4 with compressor arm 3, the inside and outside both sides of rotating cylinder 4 all have screw thread.Compressor arm 3 is threaded in that rotating cylinder 4 is inner, and base 1 is provided with the driving mechanism for driving rotating cylinder 4 to rotate, and base 1 is provided with the keeper 1 and keeper 27 that are respectively used to arm body one 5a on the Rocker arm 5 of location and arm body two 5b.
Wherein, keeper 1 is column and is threaded on base 1.When processing different Rocker arm 5s, as the case may be, the height and position of adjustment keeper, thus make this rocking arm fixture adaptability wider.
Keeper 27 comprises the cylinder 2 11 be fixed on base 1, the piston rod of cylinder 2 11 is fixed with voussoir 12, and the upper side of voussoir 12 is inclined-plane.Base 1 is fixed with guide 13, is vertically equipped with push rod 14 and push rod 14 can move up and down relative to guide 13 in guide 13, push rod 14 lower end is positioned on the upside of voussoir 12.In order to make the self-locking effect between voussoir 12 and push rod 14 better, improve the stability that Rocker arm 5 adds man-hour, the angle of inclination of voussoir 12 upper side is 5 degree.
Utilize coordinating between voussoir 12 with push rod 14, add the common mating reaction of keeper 1, arm body one 5a on Rocker arm 5 and arm body two 5b is located, prevents Rocker arm 5 from rotating, make the processing of Rocker arm 5 more accurate.After keeper 27 has been located, utilize the self-locking action between voussoir 12 and push rod 14, make in Rocker arm 5 process, push rod 14 not easily moves, and convenient processing, also makes Rocker arm 5 process more accurate.
In order to make the friction between push rod 14 and voussoir 12 less, reducing the wearing and tearing of push rod 14 and voussoir 12, making the structure of this rocking arm fixture comparatively stable, the noise produced when reducing fixture work, is provided with roller 15 in push rod 14 lower end.
Driving mechanism comprises the cylinder 1 be horizontally fixed on base 1 and the tooth bar 9 be fixed on the piston rod of cylinder 1, and tooth bar 9 be arranged in parallel with the piston rod of cylinder 1.Have teeth outside rotating cylinder 4, tooth bar 9 is meshed with outside rotating cylinder 4.During the Rocker arm 5 of location, cylinder 1 action, the translation of band carry-over bar 9, thus drive rotating cylinder 4 to rotate.
As the another kind of scheme of driving mechanism, driving mechanism comprises the motor be fixed on base 1, passes through belt transmission between motor and urceolus.
Now the use procedure of this fixture is described below:
During use, be set in by Rocker arm 5 on sheathed 2, now, arm body one 5a is positioned on the upside of keeper 1, and arm body two 5b is positioned on the upside of keeper 27.In order to better Rocker arm 5 is fixed on sheathed 2 places, inside compact heap 3a, insert collar.Cylinder 1, cylinder 1 is with carry-over bar 9 translation.Under engagement fit between tooth bar 9 and rotating cylinder 4, tooth bar 9 drives rotating cylinder 4 to rotate.Because compressor arm 3 is threaded on rotating cylinder 4, and compressor arm 3 and sheathed 2 circumferences are connected, and when rotating rotating cylinder 4, compressor arm 3 can along compressor arm 3 axis direction and to the close direction translation of rotating cylinder 4.After this, the compact heap 3a on compressor arm 3 or collar are resisted against on Rocker arm 5, and are located by Rocker arm 5, and Rocker arm 5 is located in the horizontal direction, make Rocker arm 5 can not produce translation man-hour adding.
Start cylinder 2 11, cylinder 2 11 drives voussoir 12 translation.Under the effect of voussoir 12 ramp, voussoir 12 upwards boosts push rod 14, and push rod 14 is moved up along guide 13, and push rod 14 is resisted against on the downside of Rocker arm 5 arm body two 5b, push rod 14 promotes Rocker arm 5 and rotates, until arm body one 5a is resisted against on the upside of keeper 1 around axis hole axis direction.Now, Rocker arm 5 is located, and Rocker arm 5 cannot rotate, convenient processing.
After machining, cylinder 1 and cylinder 2 11 action, unload Rocker arm 5, carry out next round processing.
In this rocking arm fixture, only need start driving mechanism, just can position Rocker arm 5, use more for convenience.In addition, after Rocker arm 5 has been located, in the process of processing Rocker arm 5, the translation motion of compressor arm 3 is difficult to drive rotating cylinder 4 to rotate, and therefore, this rocking arm fixture is comparatively stable to the locating effect of Rocker arm 5, makes the processing of Rocker arm 5 comparatively accurate.
Alternatively, compact heap 3a is threaded on compressor arm 3.When not using collar, that compact heap 3a can be done is comparatively large, and the cylinder at size and Rocker arm 5 upper shaft hole place is suitable.When Rocker arm 5 being set on sheathed 2, compact heap 3a is unloaded, and Rocker arm 5 is set on sheathed 2, then compact heap 3a is fixed on sheathed 2.
Specific embodiment described herein is only to the explanation for example of the utility model spirit.The utility model person of ordinary skill in the field can make various amendment or supplements or adopt similar mode to substitute to described specific embodiment, but can't depart from spirit of the present utility model or surmount the scope that appended claims defines.
Although more employ herein base 1, sheathed 2, compressor arm 3, compact heap 3a, gathering sill 3b, rotating cylinder 4, Rocker arm 5, arm body one 5a, arm body two 5b, keeper 1, keeper 27, cylinder 1, tooth bar 9, bolt 10, cylinder 2 11, voussoir 12, guide 13, push rod 14, the term such as roller 15, do not get rid of the possibility using other term.These terms are used to be only used to describe and explain essence of the present utility model more easily; The restriction that they are construed to any one additional is all contrary with the utility model spirit.
Claims (10)
1. rocking arm fixture, comprise base (1), it is characterized in that, described base (1) is fixed with sheathed (2) for sheathed rocking arm (5), compressor arm (3) is equipped with and compressor arm (3) and sheathed (2) circumference are connected in described sheathed (2), described compressor arm (3) outer end has the compact heap (3a) for compressing rocking arm (5), described base (1) is also provided with the rotating cylinder (4) coaxial with compressor arm (3), the inner of described compressor arm (3) is threaded in rotating cylinder (4) inside, described base (1) is provided with the driving mechanism for driving rotating cylinder (4) to rotate, described base (1) is provided with the keeper one (6) and keeper two (7) that are respectively used to locate arm body one (5a) on rocking arm (5) and arm body two (5b).
2. rocking arm fixture according to claim 1, it is characterized in that, described driving mechanism comprises the cylinder one (8) be fixed on base (1) and the tooth bar (9) be fixed on the piston rod of cylinder one (8), described rotating cylinder (4) outside has teeth, and described tooth bar (9) is meshed with the teeth in rotating cylinder (4) outside.
3. rocking arm fixture according to claim 1, is characterized in that, described driving mechanism comprises the motor be fixed on base (1), passes through belt transmission between described motor and urceolus.
4. the rocking arm fixture according to claim 1 or 2 or 3, it is characterized in that, described compressor arm (3) outside is provided with recessed gathering sill (3b) along compressor arm (3) axis direction, described sheathed (2) are equipped with bolt (10), and described bolt (10) the inner is positioned at gathering sill (3b).
5. the rocking arm fixture according to claim 1 or 2 or 3, is characterized in that, described keeper one (6) is in column and be threaded on base (1).
6. the rocking arm fixture according to claim 1 or 2 or 3, it is characterized in that, described keeper two (7) comprises the cylinder two (11) be fixed on base (1), the piston rod of described cylinder two (11) is fixed with voussoir (12), the upper side of described voussoir (12) is inclined-plane, described base (1) is fixed with guide (13), push rod (14) is vertically equipped with and push rod (14) can move up and down relative to guide (13) in described guide (13), described push rod (14) lower end is positioned at voussoir (12) upside.
7. rocking arm fixture according to claim 6, is characterized in that, described push rod (14) lower end is provided with roller (15).
8. the rocking arm fixture according to claim 1 or 2 or 3, it is characterized in that, the quantity of described sheathed (2) is two and is oppositely arranged on rotating cylinder (4) both sides, the quantity of described compressor arm (3) is two and is oppositely arranged on rotating cylinder (4) both sides, and the hand of spiral at described rotating cylinder (4) two ends is contrary.
9. the rocking arm fixture according to claim 1 or 2 or 3, is characterized in that, described compact heap (3a) is threaded on compressor arm (3).
10. rocking arm fixture according to claim 6, is characterized in that, the angle of inclination of described voussoir (12) upper side is 3-8 degree.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420457114.4U CN204108680U (en) | 2014-08-13 | 2014-08-13 | Rocking arm fixture |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420457114.4U CN204108680U (en) | 2014-08-13 | 2014-08-13 | Rocking arm fixture |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN204108680U true CN204108680U (en) | 2015-01-21 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201420457114.4U Active CN204108680U (en) | 2014-08-13 | 2014-08-13 | Rocking arm fixture |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN204108680U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104128818A (en) * | 2014-08-13 | 2014-11-05 | 浙江宇太汽车零部件制造有限公司 | Rocker arm clamp |
-
2014
- 2014-08-13 CN CN201420457114.4U patent/CN204108680U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104128818A (en) * | 2014-08-13 | 2014-11-05 | 浙江宇太汽车零部件制造有限公司 | Rocker arm clamp |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CP03 | Change of name, title or address |
Address after: 317604 Tai Mai Lantau Development Zone, Yuhuan, Zhejiang Province, Taiwan trade processing zone Patentee after: Zhejiang Yutai Seiko Limited by Share Ltd Address before: 317604 Yuhuan County barley island development zone, Yuhuan County, Taizhou, Zhejiang Patentee before: Zhejiang Yousunny Auto Parts Manufacturing Co., Ltd. |
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| CP03 | Change of name, title or address |