CN107756070A - A kind of crankshaft oblique oil hole drilling jig - Google Patents
A kind of crankshaft oblique oil hole drilling jig Download PDFInfo
- Publication number
- CN107756070A CN107756070A CN201610698808.0A CN201610698808A CN107756070A CN 107756070 A CN107756070 A CN 107756070A CN 201610698808 A CN201610698808 A CN 201610698808A CN 107756070 A CN107756070 A CN 107756070A
- Authority
- CN
- China
- Prior art keywords
- crankshaft
- fixed
- screw mandrel
- hole
- block
- 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.)
- Pending
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Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
- B23Q—DETAILS, COMPONENTS, OR ACCESSORIES FOR MACHINE TOOLS, e.g. ARRANGEMENTS FOR COPYING OR CONTROLLING; MACHINE TOOLS IN GENERAL CHARACTERISED BY THE CONSTRUCTION OF PARTICULAR DETAILS OR COMPONENTS; COMBINATIONS OR ASSOCIATIONS OF METAL-WORKING MACHINES, NOT DIRECTED TO A PARTICULAR RESULT
- B23Q3/00—Devices holding, supporting, or positioning work or tools, of a kind normally removable from the machine
- B23Q3/02—Devices holding, supporting, or positioning work or tools, of a kind normally removable from the machine for mounting on a work-table, tool-slide, or analogous part
- B23Q3/04—Devices holding, supporting, or positioning work or tools, of a kind normally removable from the machine for mounting on a work-table, tool-slide, or analogous part adjustable in inclination
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
- B23Q—DETAILS, COMPONENTS, OR ACCESSORIES FOR MACHINE TOOLS, e.g. ARRANGEMENTS FOR COPYING OR CONTROLLING; MACHINE TOOLS IN GENERAL CHARACTERISED BY THE CONSTRUCTION OF PARTICULAR DETAILS OR COMPONENTS; COMBINATIONS OR ASSOCIATIONS OF METAL-WORKING MACHINES, NOT DIRECTED TO A PARTICULAR RESULT
- B23Q3/00—Devices holding, supporting, or positioning work or tools, of a kind normally removable from the machine
- B23Q3/02—Devices holding, supporting, or positioning work or tools, of a kind normally removable from the machine for mounting on a work-table, tool-slide, or analogous part
- B23Q3/06—Work-clamping means
- B23Q3/062—Work-clamping means adapted for holding workpieces having a special form or being made from a special material
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
- B23Q—DETAILS, COMPONENTS, OR ACCESSORIES FOR MACHINE TOOLS, e.g. ARRANGEMENTS FOR COPYING OR CONTROLLING; MACHINE TOOLS IN GENERAL CHARACTERISED BY THE CONSTRUCTION OF PARTICULAR DETAILS OR COMPONENTS; COMBINATIONS OR ASSOCIATIONS OF METAL-WORKING MACHINES, NOT DIRECTED TO A PARTICULAR RESULT
- B23Q3/00—Devices holding, supporting, or positioning work or tools, of a kind normally removable from the machine
- B23Q3/02—Devices holding, supporting, or positioning work or tools, of a kind normally removable from the machine for mounting on a work-table, tool-slide, or analogous part
- B23Q3/06—Work-clamping means
- B23Q3/069—Work-clamping means for pressing workpieces against a work-table
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
- B23Q—DETAILS, COMPONENTS, OR ACCESSORIES FOR MACHINE TOOLS, e.g. ARRANGEMENTS FOR COPYING OR CONTROLLING; MACHINE TOOLS IN GENERAL CHARACTERISED BY THE CONSTRUCTION OF PARTICULAR DETAILS OR COMPONENTS; COMBINATIONS OR ASSOCIATIONS OF METAL-WORKING MACHINES, NOT DIRECTED TO A PARTICULAR RESULT
- B23Q2703/00—Work clamping
- B23Q2703/02—Work clamping means
- B23Q2703/10—Devices for clamping workpieces of a particular form or made from a particular material
- B23Q2703/105—Devices for clamping workpieces of a particular form or made from a particular material for clamping a crankshaft
Abstract
The present invention discloses a kind of crankshaft oblique oil hole drilling jig, and its clamp system sets reeded crankshaft support seat and is fixed on base, and gland is fixedly connected above groove and with crankshaft support seat；The screw mandrel guide pad for being provided with through hole is fixed between the upper guide groove of clamp body both ends；There is rail plate position adjusting mechanism both sides, there is regulation screw mandrel between rail plate；Angular adjustment disk is fixed with guiding mechanism fixed plate by anti-rotation block, is provided with an adjustment disk fixed block at interval of 120 ° along angular adjustment disk circumference, guiding mechanism fixed plate is fixed with lower guide channel；Two inner surfaces of fixture block radial positioning sliding block have axially position sliding block and oblique guide hole respectively；Clamp system is symmetrically fixed on clamp body both ends, screw mandrel is adjusted with screw mandrel guide pad through hole whorl to coordinate, rail plate and regulation screw mandrel are slidably matched with upper guide groove, rail plate is fixed on lower guide channel, angular adjustment disk is fixed on support plinth by adjustment disk fixed block, and fixture block is arranged between two crankshaft clampings.
Description
Technical field
The present invention relates to a kind of crankshaft oblique oil hole drilling jig.
Background technology
Current crankshaft oil hole is divided into straight two kinds of oilhole and inclined oil hole of air, and the position of oilhole is or the position on trunnion
In on trunnion and connecting rod neck.Straight oilhole on trunnion can machine on common drilling machine, and be located at trunnion
Processing with the inclined oil hole of air on connecting rod neck is then more complicated, it is necessary to be divided into two procedures completion：One procedure is bored on trunnion
Inclined oil hole of air, another road is that process bores inclined oil hole of air on connecting rod neck, and the oilhole at two positions must be linked to be one after machining
Individual path, thus it is higher to the oilhole positioning requirements of two procedures.In addition, for the bent axle of different model, its oilhole angle,
Major axis diameter is different with the size of connecting rod diameter, and this bent axle for having resulted in different model needs to use different boring grabs,
Poor universality between nipper, manufacturing cost are high, the production cycle is long, fixture clamping is changed often, efficiency is low etc. be present
Defect.
The content of the invention
The technical problems to be solved by the invention are to overcome above-mentioned the deficiencies in the prior art, there is provided a kind of crankshaft oblique oil hole bores
Hole clip has, and the fixture can be used for the crankshaft oblique oil hole of processing different angle.
The present invention solves the technological means that its technical problem is taken：The crankshaft oblique oil hole drilling jig mainly includes folder
Tight mechanism, fixture body mechanism, position adjusting mechanism, angle adjusting mechanism and fixture block, the clamp system clamp system include bottom
Seat, crankshaft support seat and gland, crankshaft support seat are fixedly mounted on base, and there are a groove, gland in the center of crankshaft support seat
The top of the groove of crankshaft support seat is placed in, the both ends of gland are fixedly connected with crankshaft support seat；The fixture body mechanism includes
Clamp body, upper guide groove and screw mandrel guide pad, upper guide groove is symmetrically respectively equipped with the both ends of clamp body, it is fixed between upper guide groove
Screw mandrel guide pad is installed, screw mandrel guide pad is provided with through hole, and the through hole is relative with upper guide groove；The both sides of the position adjusting mechanism
Provided with rail plate, regulation screw mandrel is movably installed between two rail plates；The angle adjusting mechanism includes lower guide channel, led
To mechanism fixed plate, anti-rotation block, angular adjustment disk and support plinth, anti-rotation block is provided with the surface of angular adjustment disk, angle is adjusted
Guiding mechanism fixed plate is fixed with by anti-rotation block on section disk, 120 ° are provided with a tune along the circumference of angular adjustment disk
Disk fixed block is saved, the upper surface of guiding mechanism fixed plate is also installed with the lower guide channel to match with rail plate；The card
Block includes radial positioning sliding block, axially position sliding block and oblique guide hole, and axially position sliding block is fixedly mounted on radial positioning sliding block
On one inner surface, oblique guide hole is provided with another inner surface of radial positioning sliding block；The clamp system is symmetrically fixedly mounted
Groove at the both ends of clamp body and the crankshaft support seat of two clamp systems is relative, and the regulation screw mandrel in position adjusting mechanism is worn
Through hole in the screw mandrel guide pad crossed on fixture body mechanism simultaneously forms screw thread cooperation, the both sides rail plate in position adjusting mechanism
Accordingly it is placed in the respective slot of upper guide groove and is formed with regulation screw mandrel and is slidably matched, two Slideslips in position adjusting mechanism
Guide rail is fixedly mounted on lower guide channel, and angular adjustment disk is fixedly mounted on support plinth by adjustment disk fixed block, the card
Block is arranged between two crankshaft clampings.
Further, it is fixed with interchangeable rest pad in the groove of crankshaft support seat of the present invention.
Further, one end of regulation screw mandrel of the present invention is installed with rotating handles.
Further, base of the present invention is provided with two distance fine regulation guide grooves, and clamp body is provided with and distance fine regulation
It is described to have more than four groups apart from coarse adjustment hole apart from coarse adjustment hole corresponding to guide groove.
Further, in the right angle of the radial positioning sliding block where the center line and the oblique guide hole of tiltedly guide hole of the present invention
Surface is into 30 ° of angles.
Compared with prior art, it is an advantage of the invention that：Due to opening up distance fine regulation guide groove on clamp body and apart from coarse adjustment
Hole, when crankshaft length changes, clamping can be realized by adjusting the position of clamp system；Bent axle diameter changes
When, the size that can adjust interchangeable rest pad realizes clamping；Increase position adjusting mechanism, by adjusting the rotation of screw mandrel, realize
The adjustment of crank position；The center line of oilhole to be processed and 30 °, 150 ° of angles that crankshaft journal center line is in rotate counterclockwise direction
When, without assembling and disassembling again and fixed crankshaft, will need to only turn between the adjustment disk fixed block in angle adjusting mechanism and support base
Move corresponding angle, you can realize drilling.Prior art is contrasted, inclined oil hole of air boring grab of the invention is rational in infrastructure, is manufactured into
This is low, processing is easy to assembly；Can ensure crudy, suitable for all kinds crankshaft oblique oil hole processing, improve brill oil
The efficiency in hole, the production time is saved.
Brief description of the drawings
Fig. 1 is the overall installation diagram (being mounted with bent axle) when crankshaft oblique oil hole drilling jig of the present invention uses；
Fig. 2 is the clamp system structure chart of crankshaft oblique oil hole drilling jig of the present invention；
Fig. 3 is the top perspective view of the fixture body mechanism of crankshaft oblique oil hole drilling jig of the present invention；
Fig. 4 is the face upwarding stereogram of the fixture body mechanism of crankshaft oblique oil hole drilling jig of the present invention；
Fig. 5 is the position adjusting mechanism structure chart of crankshaft oblique oil hole drilling jig of the present invention；
Fig. 6 is anti-rotation block 17, angular adjustment disk 18 and regulation in the angle adjusting mechanism of crankshaft oblique oil hole drilling jig of the present invention
The relation structure diagram of disk fixed block 19；
Fig. 7 is the fixture block structure chart of crankshaft oblique oil hole drilling jig of the present invention；
In figure, 1. clamp system fixing screws, 2. distance fine regulation guide grooves, 3. are apart from coarse adjustment hole, 4. clamp nuts, 5. connection spiral shells
Bolt, 6. glands, 7. interchangeable rest pads, 8.V types fulcrum bearing, 9. clamp bodies, 10. upper guide grooves, 11. screw mandrel guide pads, 12., which are slided, leads
Rail, 13. regulation screw mandrels, 14. rotating handleses, 15. lower guide channels, 16. guiding mechanism fixed plates, 17. anti-rotation blocks, 18. angular adjustments
Disk, 19. adjustment disk fixed blocks, 20. support plinths, 21. radial positioning sliding blocks, 22. axially position sliding blocks, 23. oblique guide holes, 24.
The base of clamp system, 25. bent axles.
Embodiment
The invention will be further described below in conjunction with the accompanying drawings.
Fig. 1 is the present invention and the overall installation diagram of bent axle.As shown in figure 1, crankshaft oblique oil hole drilling jig includes clamping machine
Structure, fixture body mechanism, position adjusting mechanism, angle adjusting mechanism and fixture block.Wherein, clamp system includes clamp nut 4, connection
Bolt 5, gland 6, interchangeable rest pad 7 and v-shaped bearing seat 8；Fixture body mechanism includes clamp body 9, upper guide groove 10 and screw mandrel and is oriented to
Block 11；Position adjusting mechanism includes rail plate 12, regulation screw mandrel 13 and rotating handles 14；Angle adjusting mechanism is adjusted including angle
Save disk 18, support plinth 20 etc.；Fixture block includes radial positioning sliding block 21, axially position sliding block 22 and oblique guide hole 23.Clamp system
It is fixed on by clamp system fixing screws 1 on clamp body 9, fixture body mechanism is placed on guiding mechanism by screw mandrel guide pad 11
In fixed plate 16, angular adjustment disk 18 is fixed by screws on support plinth 20.
In Fig. 2, clamp system is mainly used to clamp and fixed crankshaft.Clamp system includes distance fine regulation guide groove 2, compresses spiral shell
Mother 4, connecting bolt 5, gland 6, interchangeable rest pad 7 and v-shaped bearing seat 8.V-shaped bearing seat 8 is crankshaft support seat.V-shaped bearing
Seat 8 is fixedly mounted on the base 24 of clamp system, and there is the V-groove of an opening at the center of v-shaped bearing seat 8.Gland 6 is arranged on V
The top of the V-groove of type fulcrum bearing 8.Specifically, the both ends of gland 6 are fixedly connected by connecting bolt 5 with v-shaped bearing seat 8,
And fastened by clamp nut 4.In the both sides of v-shaped bearing seat 8, base 24 is provided with two through holes as distance fine regulation guide groove 2.
As shown in Figure 3, Figure 4, fixture body mechanism includes clamp body 9, upper guide groove 10 and screw mandrel guide pad 11, fixture body mechanism
It is mainly used to fix to clamp mechanism, and can realizes that the straight line of whole clamp system and clamp body mechanism position changes.Such as Fig. 3 institutes
Show, four groups are being sequentially provided with apart from coarse adjustment by a fixture body mechanism to the direction of another fixture body mechanism on clamp body 9
Hole 3, every group corresponding with two distance fine regulation guide grooves 2 on clamp system base 24 apart from coarse adjustment hole 3：When clamp system moves
When, as long as making the two distance fine regulation guide grooves 2 and one group of position alignment apart from coarse adjustment hole 3 of each clamp system, you can realize
The fixation of clamp system, so as to which when processing the bent axle of different length, the standard to bent axle can be realized by mobile clamp system
It is determined that position is convenient, flexible without the fixture that more renews, regulative mode.It is as shown in figure 4, symmetrical at the both ends of the bottom surface of clamp body 9
Ground is respectively fixedly provided with upper guide groove 10；Screw mandrel guide pad 11, screw mandrel guide pad are installed between two upper guide grooves 10
11 are provided with through hole, and the through hole is relative with upper guide groove 10.
In Fig. 5, position adjusting mechanism mainly realizes the position adjustments of fixture body mechanism by relative motion.Position adjustments machine
The both sides of structure are provided with rail plate 12, and regulation screw mandrel 13 is movably arranged between two rail plates 12, adjusts one end of screw mandrel 13
Rotating handles 14 is installed.Rail plate 12 is fixed, and rotating rotating handles 14 can drive regulation screw mandrel 13 to rotate.
Angle adjusting mechanism acts on：When processing different angle inclined oil hole of air, without assembling and disassembling bent axle again, angle of rotation is only needed
Adjustment disk 18 is spent to can be achieved.As shown in figures 1 to 6, angle adjusting mechanism include lower guide channel 15, guiding mechanism fixed plate 16,
Anti-rotation block 17, angular adjustment disk 18, adjustment disk fixed block 19 and support plinth 20.Wherein, as shown in fig. 6, in circular angle
The surface of adjustment disk 18 is circumferentially symmetrically welded with four anti-rotation blocks 17, and angular adjustment disk 18 is evenly over the circumference welded with
Three adjustment disk fixed blocks 19.Guiding mechanism fixed plate is installed on the surface of angular adjustment disk 18 between anti-rotation block 17
16, prevent guiding mechanism fixed plate 16 from rotating by anti-rotation block 17.The both ends of the upper surface of guiding mechanism fixed plate 16 are also symmetrically
A lower guide channel 15 is respectively installed with, each lower guide channel 15 is accordingly provided with the phase of rail plate 12 with position adjusting mechanism
Two grooves matched somebody with somebody.
In Fig. 7, fixture block includes radial positioning sliding block 21, axially position sliding block 22 and oblique guide hole 23.Radial direction shown in Fig. 7 is determined
Position sliding block 21 is L-shaped, and axially position sliding block 22 is fixed by screws in table in one of right angle of radial positioning sliding block 21
On face, oblique guide hole 23 is provided with another right angle inner surface of radial positioning sliding block 21, the oblique guide hole 23 is an oblique through hole,
And the right angle inner surface of the center line and unlocked axially position sliding block 22 on the radial positioning sliding block 21 where it of oblique guide hole 23
Angle is acute angle.When processing and crankshaft journal center line are in 30 ° of inclined oil hole of air in rotate counterclockwise direction, oblique guide hole 23
The above-mentioned angle of center line and radial positioning sliding block 21 is 30 °.After bent axle is placed on clamp system, make bent axle oil to be processed
The axle journal in hole is positioned on the axially position sliding block 22 of fixture block, fine setting bent axle 25 position so that fixture block can be stuck in axle journal just
Lower section, and tiltedly the center line of guide hole 23 overlaps with the center line of oilhole to be processed, now, the position axially and radially of bent axle 25
Put and be just determined.After the position axially and radially of bent axle 25 determines, oblique guide hole 23 can guide drill bit in accurate position
Drilling, can protect drill bit again.
As shown in figure 1, a pair of clamp systems are symmetrically installed at the both ends of clamp body 9.Wherein, each clamp system
Distance fine regulation guide groove 2 on base 24 is aligned with clamp body 9 apart from coarse adjustment hole 3, will be pressed from both sides by clamp system fixing screws 1
Tight mechanism is fixedly mounted on clamp body 9, and makes the V-groove of v-shaped bearing seat 8 relative to place bent axle 25 wherein.It is interchangeable
Rest pad 7 is fixed by screws on the both sides cell wall of the V-groove of v-shaped bearing seat 8 so that when the bent axle of processing different-diameter
When, the clamping to the bent axle of different-diameter can be realized by changing various sizes of interchangeable rest pad 7.In position adjusting mechanism
Regulation screw mandrel 13 through the through hole in the screw mandrel guide pad 11 on fixture body mechanism and form screw thread cooperation, also, position is adjusted
Both sides rail plate 12 and regulation screw mandrel 13 in section mechanism are accordingly placed in three grooves of upper guide groove 10 and form cunning
It is dynamic to coordinate.Rail plate 12 is fixed on using screw in two grooves of the lower guide channel 15 of guiding mechanism fixed plate 16, is being adjusted
Produced during the position of clamp body 9, between clamp body 9 and upper guide groove 10 and be slidably matched and relatively move.
Fixture body mechanism is placed in the guiding mechanism fixed plate 16 in angle adjusting mechanism by screw mandrel guide pad 11, folder
Concrete mechanism can also be coordinated by the screw thread of screw mandrel guide pad 11 and regulation screw mandrel 13, and upper guide groove 10 and rail plate 12 it
Between be slidably matched, moved along rail plate 12, realize the change in location of fixture body mechanism.By adjusting screw mandrel 13 and screw mandrel
Screw thread between guide pad 11, which coordinates, allows center line of journal direction of the clamp body 9 along bent axle 25 to move.
Clamp system, the positioning of fixture body mechanism with it is fixed after the completion of, the now center line and brill of bent axle oilhole to be processed
The center line of head is into 120 ° of angles, and the center line of the oblique hole 23 on fixture block and drill bit is also into 120 ° of angles.Due to there is three
The 120 ° of settings of circle spacing of the adjustment disk fixed block 19 along angular adjustment disk 18, now unclamp adjustment disk fixed block 19 and supporting bottom
Screw on seat 20, angle adjusting mechanism is set to pass through oblique on fixture block by screw-driving, guarantee drill bit again after rotating 120 °
To hole 23,30 ° angles of the oilhole thus processed i.e. with crankshaft journal center line into rotate counterclockwise direction.
The axle journal position of oilhole to be processed on bent axle 25 is placed in the groove of v-shaped bearing seat 8, while is caused to be processed
The center line of oilhole and the center line of drill bit are in 120 ° of angles, now, if the length of bent axle 25 is long or too short, be may move
V-shaped bearing seat 8 on clamp system so that distance fine regulation guide groove 2 is right apart from coarse adjustment hole 3 with the side diverse location of clamp body 9
Should, if distance also needs to minor adjustment between two v-shaped bearing seats 8, distance fine regulation guide groove 2 can be made along main shaft center line of journal
Slight distance is moved in direction, final that bent axle can just be placed in the groove of v-shaped bearing seat 8, now clamping machine
Structure fixing screws 1 fix clamp system and fixture body mechanism through distance fine regulation guide groove 2.If the inner side of v-shaped bearing seat 8 is interchangeable
Abrasion occurs during the use of rest pad 7 can then change at any time.Reuse fixture block to position bent axle 25, the axial direction in fixture block
After positioning sliding block 22 and radial positioning sliding block 21 are stuck in below axle journal, pivot journal finds the position of oilhole to be processed so that treats
The oilhole center line of processing can overlap with the center line of the oblique guide hole 23 on right angle block positioning mechanism, close gland 6 afterwards,
Gland 6 is connected by connecting bolt 5 with v-shaped bearing seat 8, and fixed using clamp nut 4, you can realize that bent axle clamps, this
When clamp system bent axle 25 is fixed, reuse clamp system fixing screws 1 and clamp system be vertically fixed on fixture
On body 9.
Above method realizes crankshaft journal center line to be processed and processed in the inclined oil hole of air at 30 ° of angles of rotate counterclockwise, below
Illustrate how to realize the processing with crankshaft journal center line to be processed in 150 ° of angles of rotate counterclockwise respectively.
After 30 ° of angles process, if there is the inclined oil hole of air with crankshaft journal center line to be processed in 150 ° of angles of rotate counterclockwise,
Bent axle then need not be assembled and disassembled and positioned again, the fixture block as detent mechanism need to be only removed, unclamp the circumference along angular adjustment disk 18
The adjustment disk fixed block 19 of the 120 ° of settings in interval and the screw on support plinth 20, make angle adjusting mechanism be twisted again after rotating 120 °
Tight screw, the oilhole center line to be processed central axis with drill bit this moment, you can complete processing.The oilhole now processed
To be in 150 ° of angles in rotate counterclockwise direction with crankshaft journal center line, 120 degree of oilhole regulation is achieved in.
It should be noted that the crankshaft support seat of present clip also may be used in addition to for the v-shaped bearing seat 5 with V-groove
To be with the fulcrum bearing that can be used for clamping the other shapes groove for placing bent axle to be processed.
Claims (5)
- A kind of 1. crankshaft oblique oil hole drilling jig, it is characterised in that：Including clamp system, fixture body mechanism, position adjusting mechanism, Angle adjusting mechanism and fixture block, the clamp system clamp system include base (24), crankshaft support seat and gland (6), bent axle Fulcrum bearing is fixedly mounted on base (24), and there is a groove at the center of crankshaft support seat, and gland (6) is placed in the recessed of crankshaft support seat The top of groove, the both ends of gland (6) are fixedly connected with crankshaft support seat；The fixture body mechanism includes clamp body (9), upper guide groove (10) and screw mandrel guide pad (11), be symmetrically respectively equipped with upper guide groove (10) at the both ends of clamp body (9), upper guide groove (10) it Between be installed with screw mandrel guide pad (11), screw mandrel guide pad (11) is provided with through hole, and the through hole and upper guide groove (10) are relative；It is described The both sides of position adjusting mechanism are provided with rail plate (12), and regulation screw mandrel is movably installed between two rail plates (12) (13)；The angle adjusting mechanism includes lower guide channel (15), guiding mechanism fixed plate (16), anti-rotation block (17), angular adjustment disk (18) and support plinth (20), anti-rotation block (17) is provided with the surface of angular adjustment disk (18), angular adjustment disk passes through on (18) Anti-rotation block (17) is fixed with guiding mechanism fixed plate (16), and 120 ° are provided with one along the circumference of angular adjustment disk (18) Adjustment disk fixed block (19), the upper surface of guiding mechanism fixed plate (16) are also installed with what is matched with rail plate (12) Lower guide channel (15)；The fixture block includes radial positioning sliding block (21), axially position sliding block (22) and oblique guide hole (23), axially position Sliding block (22) is fixedly mounted on an inner surface of radial positioning sliding block (21), another inner surface of radial positioning sliding block (21) On be provided with oblique guide hole (23)；The clamp system is symmetrically fixedly mounted on the both ends of clamp body (9) and two clamp systems The groove of crankshaft support seat is relative, and the regulation screw mandrel (13) in position adjusting mechanism passes through the screw mandrel guide pad on fixture body mechanism (11) through hole in simultaneously forms screw thread cooperation, both sides rail plate (12) and regulation screw mandrel (13) correspondence in position adjusting mechanism Ground is placed in the respective slot of upper guide groove (10) and formed and is slidably matched, and the both sides rail plate (12) in position adjusting mechanism is solid On lower guide channel (15), angular adjustment disk (18) is fixedly mounted on support plinth (20) by adjustment disk fixed block (19) for Dingan County On, the fixture block is arranged between two crankshaft clampings.
- A kind of 2. crankshaft oblique oil hole drilling jig according to claim 1, it is characterised in that：The crankshaft support seat it is recessed Interchangeable rest pad (7) is fixed with groove.
- A kind of 3. crankshaft oblique oil hole drilling jig according to claim 1, it is characterised in that：The regulation screw mandrel (13) One end is installed with rotating handles (14).
- A kind of 4. crankshaft oblique oil hole drilling jig according to claim 1, it is characterised in that：The base (24) is provided with Two distance fine regulation guide grooves (2), clamp body (9) be provided with it is corresponding with distance fine regulation guide groove (2) apart from coarse adjustment hole (3), it is described There are more than four groups apart from coarse adjustment hole (3).
- A kind of 5. crankshaft oblique oil hole drilling jig according to claim 1, it is characterised in that：In the tiltedly guide hole (23) The right angle inner surface of radial positioning sliding block (21) where heart line and the oblique guide hole (23) is into 30 ° of angles.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610698808.0A CN107756070A (en) | 2016-08-22 | 2016-08-22 | A kind of crankshaft oblique oil hole drilling jig |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610698808.0A CN107756070A (en) | 2016-08-22 | 2016-08-22 | A kind of crankshaft oblique oil hole drilling jig |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN107756070A true CN107756070A (en) | 2018-03-06 |
Family
ID=61262658
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201610698808.0A Pending CN107756070A (en) | 2016-08-22 | 2016-08-22 | A kind of crankshaft oblique oil hole drilling jig |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN107756070A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113635240A (en) * | 2021-08-16 | 2021-11-12 | 株洲时代新材料科技股份有限公司 | Adjustable connecting rod fixing torsion device |
-
2016
- 2016-08-22 CN CN201610698808.0A patent/CN107756070A/en active Pending
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113635240A (en) * | 2021-08-16 | 2021-11-12 | 株洲时代新材料科技股份有限公司 | Adjustable connecting rod fixing torsion device |
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