CN107052405A - A kind of high-precision high-efficiency overturns drilling clamp - Google Patents
A kind of high-precision high-efficiency overturns drilling clamp Download PDFInfo
- Publication number
- CN107052405A CN107052405A CN201710372477.6A CN201710372477A CN107052405A CN 107052405 A CN107052405 A CN 107052405A CN 201710372477 A CN201710372477 A CN 201710372477A CN 107052405 A CN107052405 A CN 107052405A
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- Prior art keywords
- positioning
- rotary support
- disk
- rotation dish
- hole
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Classifications
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
- B23B—TURNING; BORING
- B23B47/00—Constructional features of components specially designed for boring or drilling machines; Accessories therefor
- B23B47/28—Drill jigs for workpieces
-
- 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
- B23Q16/00—Equipment for precise positioning of tool or work into particular locations not otherwise provided for
- B23Q16/02—Indexing equipment
- B23Q16/04—Indexing equipment having intermediate members, e.g. pawls, for locking the relatively movable parts in the indexed position
- B23Q16/06—Rotary indexing
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
- B23B—TURNING; BORING
- B23B2247/00—Details of drilling jigs
- B23B2247/12—Drilling jigs with means to affix the jig to the workpiece
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- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Drilling And Boring (AREA)
Abstract
Drilling clamp is overturn the invention discloses a kind of high-precision high-efficiency, including：Rotary support, as main body rack part, for fixing and installing other assemblies with process equipment workbench；End face positioning limit plate is arranged in rotation dish by screw, cylindrical positioning pins are arranged on the center of rotation dish, diamond positioning pin is arranged in rotation dish by default required distance, end face alignment pin is distributed in rotation dish left side, replaceable drill bushing is according to the structure distribution in processing hole in rotation dish right side, arranged above and below two replaceable drill bushings, hold down assembly installed in the end of cylindrical positioning pins, rotation dish is positioned by key and screws clamp is connected with the disk that connects with index hole, with index hole connect disk and rotary support connect disk connection, compress the right side that handle is arranged on rotary support, it is connected with the retaining mechanism of rotary support inner chamber, by rotatably compressing handle, the positioning pin of retaining mechanism is set to stretch, realize the rotation for connecing disk with index hole, complete the processing of index hole on circumference.
Description
Technical field
The invention belongs to machining technology field, it is related to a kind of high-precision high-efficiency upset drilling clamp.
Background technology
Speed regulator is the mechanism that certain model high-power diesel engine automatically adjusts oil mass, its main function：
(1) it is limitation diesel engine maximum speed, prevents " driving " and damage the parts such as bearing shell burns or connecting rod fractures
Bad failure；
(2) diesel engine stable operation is ensured when being low idle.
Wherein speed governing body is the key component of speed adjusting gear again, belongs to aluminium alloy thin-walled housing component, and precision is high, and deformation is big,
The lever mounting hole of particularly speed governing body brings certain difficulty to processing.
The lever mounting hole design requirement of speed governing body is shown in Fig. 1, and aperture isSurface roughness Ra 1.6um,
Separated big L/D ratio deep hole in belonging to, and axiality≤0.015mm during two parts aperture maximum solid disconnected is required, it is whole
Bearing hole theoretical center benchmark A perpendicularity≤0.15mm of the body aperture center line to workpiece, the depth of parallelism to datum plane C≤
0.10mm, the outside two ends in hole have separately designed screwed hole M12 × 1.5-6H, stepped hole φ 12.5mm and φ 22mm, stepped hole
φ 22 end face is to the perpendicularity 0.05mm of the aperture center lines of φ 10, surface roughness Ra 1.6um.
Original processing scheme：
Using built-up jig clamping workpiece, using equipment rotary table function, own by turning round 180 ° of completion two ends
The processing in hole.
The major technique defect of original processing scheme：
(1) it is to fully rely on the work table rotation precision of equipment to ensure the axiality of two stomidiums, is produced when workbench is rotated
During raw turn error, the unstability of processing precision of products is caused, rough estimates axiality is overproof up to 50%；
(2) it is that built-up jig is rigidly poor, workpiece process is deformed, easily causes the hole centers of φ 10 to bearing hole base
The perpendicularity of true centric line is overproof；
(3) it is that can not meet batch production requirements.
The content of the invention
(1) technical problem to be solved
The technical problem to be solved in the present invention is：The drilling clamp of angle upset positioning can be determined by developing a kind of 180 °, be reached
Efficiently, the processing in high-precision hole, meets batch production requirements；Extension invention on disk to be connect in indexing fixed for 0 °~360 ° rotations simultaneously
Position, realizes the processing of any angle hole on circumferencial direction.
(2) technical scheme
In order to solve the above-mentioned technical problem, the present invention provides a kind of high-precision high-efficiency upset drilling clamp, and it includes：Band indexing
Hole connect disk 1, compress handle 2, replaceable drill bushing 3, cylindrical positioning pins 4, hold down assembly 5, end face alignment pin 6, diamond positioning pin
7th, end face positioning limit plate 8, rotation dish 9, rotary support 10；Wherein, rotary support 10 is as main body rack part, for adding
Connecing disk 1, compressing handle 2, replaceable drill bushing 3, cylindrical positioning pins 4, compression with index hole is fixed and installed to construction equipment workbench
Component 5, end face alignment pin 6, diamond positioning pin 7, rotation dish 9；End face positioning limit plate 8 is arranged in rotation dish 9 by screw,
For supporting workpiece end face positioning；Cylindrical positioning pins 4 are arranged on the center of rotation dish 9, for the positioning of workpiece bearing hole；Rhombus is determined
Position pin 7 is arranged in rotation dish 9 by default required distance, for the positioning of workpiece pinhole；End face alignment pin 6 is distributed in rotation
The left side of disk 9, the fixation for rotation dish 9 and rotary support 10；Replaceable drill bushing 3 is being rotated according to the structure distribution in processing hole
The right side of disk 9, two replaceable drill bushings are arranged about 3, for the positioning of process tool, realize efficient, the height in 180 ° of holes of rotation
Finishing；5 are held down assembly installed in the end of cylindrical positioning pins 4, the clamping for workpiece；Rotation dish 9 is positioned and spiral shell by key
Nail clip is tightly connected with the disk 1 that connects with index hole；The disk 1 that connects with index hole is connected with the disk that connects of rotary support 10, is compressed handle 2 and is pacified
Mounted in the right side of rotary support 10, it is connected with the retaining mechanism of the inner chamber of rotary support 10, by rotatably compressing handle 2, makes lock
The positioning pin of tight mechanism is stretched, and realizes the rotation for connecing disk 1 with index hole, completes the processing of index hole on circumference.
Wherein, the rotary support is axle horizontal type locating pin type device, installs the rotary support base for connecing disk 1 with index hole
Directrix plane B is located at distance for 0.03~0.05mm of tolerance value and between rotary support baseplane A two parallel planes.
Wherein, on the rotary support, install rotation dish 9 mesopore center line be located at distance for tolerance value 0.03~
0.05mm and between rotary support datum plane B two parallel planes.
Wherein, the top end face of rotary support 10 is set to knife basal plane, and it is tolerance value to be located at distance to knife basal plane
0.03~0.05mm and parallel between rotary support baseplane A two parallel planes.
Wherein, the center for connecing disk 1 with index hole is provided with a mesopore with keyway, for the connection locking with fixture
Mechanism, the main shaft of rotation dish 9 are fixed；Four positioning splines of distribution on the end face of disk 1 are connect with index hole.
Wherein, the center line of the positioning spline is located at distance for 0.01~0.03mm of tolerance value and installed perpendicular to main shaft
Between two parallel planes of benchmark centerline hole.
Wherein, the end face for connecing disk 1 with index hole is provided with the oil lubricating groove intersected.
Wherein, cylindrical positioning pins bearing, diamond positioning pin bearing, replaceable drill bushing bearing, end are set in the rotation dish 9
Face positioning limit board support；Cylindrical positioning pins bearing and diamond positioning pin bearing are connected using reinforcement；The main shaft peace of rotation dish
The center line for filling hole is located at distance for 0.01~0.02mm of tolerance value and between two parallel planes of datum end face；Two
The center line of replaceable drill bushing bearing hole is located at parallel apart from two for 0.02~0.03mm of tolerance value and parallel to datum end face
Between plane, the center line of a replaceable drill bushing bearing hole be located at 0.008~φ of a diameter of tolerance value φ 0.01mm and with it is another
Between the coaxial two cylindrical surface of the replaceable drill bushing bearing centerline hole in one end；The cylindrical positioning pins bearing hole and rhombus of rotation dish are determined
The center line in position pin bearing hole be located at distance for 0.01~0.02mm of tolerance value and perpendicular to datum end face two parallel planes it
Between.
Wherein, the retaining mechanism include compress handle 2, connect disk alignment pin 2., spring 3., sleeve 4., gear 5., connect disk
2. alignment pin belongs to screw structure, with spring 3., sleeve 4., gear 5. be arranged on rotary support inner chamber, when compress handle 2 revolve
When turning, make to connect disk alignment pin by screw mechanism and 2. stretched, spring 3. in the presence of, realize the locating clip of different angles
Tightly.
Wherein, described to connect disk alignment pin 2. one end is screw-rod structure, one end is locating pin structure, mid diameter and locking machine
Structure lumen orifice is positioned；Make gear 5. radial rotating by compressing handle 2 and rotating, 5. gear drives the spiral shell for connecing disk alignment pin 2. one end
Bar structure completes axial movement, and realization connects disk alignment pin 2. Telescopic, it is ensured that connects disengagement before disc spins, positioned after rotation；Set
2. 4. cylinder be used for branch tray alignment pin, and its one end is designed as I.S.S structure, it is ensured that plug screw is fastened, and facilitates oil injecting lubricating；
Left part is provided with a groove profile, it is ensured that 2. 5. gear be connected with connecing disk alignment pin.(3) beneficial effect
The high-precision high-efficiency upset drilling clamp that above-mentioned technical proposal is provided, rigidity is stronger, and easy to use, clamping workpiece is fast
Speed, positioning precision is high, and the deformation of process workpiece is small, not only ensure that two ends high-precision porous passing rate of processing 100%, produces
Efficiency improves 10% on the basis of original, and reduces the former fixed assets utilization rate 20% using numerical control device, significantly
Ground reduces manufacturing cost.
Brief description of the drawings
Fig. 1 is speed governing body lever mounting hole design diagram；A figures are speed governing body lever mounting hole schematic diagram, and b figures are
Speed governing body lever mounting hole sectional view；
Fig. 2 is drilling clamp structural representation of the embodiment of the present invention；
Fig. 3 is the machining sketch chart that hole drilling is carried out using drilling clamp of the embodiment of the present invention；
Fig. 4 is the structural representation of rotary support of the embodiment of the present invention, wherein, a figures are front view, and b figures are side view；
Fig. 5 is that the embodiment of the present invention connects disk schematic diagram with index dial；A figures are that 180 ° of indexing connect disk, and b figures are that can be achieved to appoint
The indexing of meaning angle positioning connects disk；
Fig. 6 is rotation dish schematic diagram of the embodiment of the present invention；Wherein, a figures are front view, and b figures are side view；
Fig. 7 is retaining mechanism sectional view of the embodiment of the present invention；A figures are stereogram, and b figures are sectional view；
Fig. 8 is that the embodiment of the present invention connects disk alignment pin schematic diagram；
Fig. 9 is sleeve schematic diagram of the embodiment of the present invention；
In figure, 1- connects disk with index hole；2- compresses handle；The replaceable drill bushings of 3-；4- cylindrical positioning pins；5- compression groups
Part；6- end face alignment pins；7- diamond positioning pins；8- end face positioning limit plates；9- rotation dish；10- rotary supports；1. workpiece；②
Connect disk alignment pin；3. spring；4. sleeve；5. gear.
Embodiment
To make the purpose of the present invention, content and advantage clearer, with reference to the accompanying drawings and examples, to the present invention's
Embodiment is described in further detail.
1st, General layout Plan and principle
(1) design principle
With reference to speed governing body design feature, the positioning datum that part processing needs is determined, further according to the precision of positioning datum
It is required that, design meets the fixture of requirement on machining accuracy；
Design focal point is：Solve to disclosure satisfy that special angle rotational positioning using this fixture, and ensure wanting for machining accuracy
Ask.
It is characteristic of the invention that：Rotating mechanism is improved, design, which is realized, determines angle rotation and positioning and locking function, so as to realize
Part determines the requirement of angle rotation processing, while the angle for needing to overturn, on the rotating pan supplementary processing can be processed according to part
The indexing that index hole or replacing have specific anglec of rotation index hole connects disk and can fast and accurately completed part on conventional equipment and exist
The processing of any anglec of rotation, is substantially improved processing efficiency in one plane.
(2) global schema is designed
As shown in Fig. 2 the fixture includes connecing disk 1, compressing handle 2, replaceable drill bushing 3, cylindrical positioning pins with index hole
4th, hold down assembly 5, end face alignment pin 6, diamond positioning pin 7, end face positioning limit plate 8, rotation dish 9, rotary support 10.Wherein,
Rotary support 10 connects disk 1, compression for fixing and installing with process equipment workbench as main body rack part with index hole
Handle 2, replaceable drill bushing 3, cylindrical positioning pins 4, hold down assembly 5, end face alignment pin 6, diamond positioning pin 7, rotation dish 9；End face
Positioning limit plate 8 is arranged in rotation dish 9 by screw, for supporting workpiece end face positioning；Cylindrical positioning pins 4, which are arranged on, to be rotated
The center of disk 9, for the positioning of workpiece bearing hole；Diamond positioning pin 7 is arranged in rotation dish 9 by default required distance, is used for
Workpiece pinhole is positioned；End face alignment pin 6 is distributed in the left side of rotation dish 9, the fixation for rotation dish 9 and rotary support 10；
Replaceable drill bushing 3 is according to the structure distribution in processing hole in the right side of rotation dish 9, and two replaceable drill bushings are arranged about 3, for adding
The positioning of work cutter, realizes efficient, the high finishing in 180 ° of holes of rotation；5 are held down assembly installed in the end of cylindrical positioning pins 4,
Clamping for workpiece；Rotation dish 9 is positioned by key and screws clamp is connected with the disk 1 that connects with index hole；Connecing with index hole
Disk 1 is connected with the disk that connects of rotary support 10, the right side that handle 2 is arranged on rotary support 10 is compressed, with the inner chamber of rotary support 10
Retaining mechanism is connected, by rotatably compressing handle 2, the positioning pin of retaining mechanism is stretched, realization connects disk 1 with index hole
Rotation, complete circumference on index hole processing.
(3) operation principle
After seeing that Fig. 3, speed governing body are positioned by holes and end face, compressed, be then processed with pressing plate.
When fixture drill bushing be in plumbness when, can be realized by quick-replaceable drill bushing the hole system of workpiece one end brill,
Expansion, hinge, screw thread processed；Rotatably compress handle and transfer panel and fixation revolved by retaining mechanism, complete the brill of another stomidium system, expansion, hinge,
Screw thread processed etc. is processed, so as to realize workpiece high accurate hole drilling.
2nd, rotary support design
Rotary support is main support body, as shown in Figure 4, and the rotary support is designed as the axle horizontal type locating pin type of versatility
Device, it mainly undertakes body member, connects diskware (including connecing disk 1 with index hole), mainshaft mechanism (connection retaining mechanism, rotation
Disk 9, with index hole connect disk 1 etc., serve and rotate transmission), retaining mechanism and the assembling for compressing handle etc., formation rotary support
Component.
Because the part is complicated, cast member is employed.In order to ensure the assembly precision requirement of device, band index hole is installed
The rotary support datum plane B for connecing disk 1 must be positioned at distance for 0.03~0.05mm of tolerance value and perpendicular to rotary support bottom
Between plane A two parallel planes；Install rotation dish 9 mesopore center line must be positioned at distance for tolerance value 0.03~
0.05mm and between rotary support datum plane B two parallel planes；In order to ensure the accurate of workpiece hole working depth
Property and uniformity, the top end face of rotary support 10 is designed as to knife basal plane, and knife basal plane must be positioned at distance be tolerance value
0.03~0.05mm and parallel between rotary support baseplane A two parallel planes.
3rd, disk design is connect with index hole
The disk 1 that connects with index hole belongs to the middle transition part that rotation dish 9 is connected with rotary support 10, is turning device processing
The key component of angle needed for workpiece hole, is shown in Fig. 5 shown in a figures.The key position of design is the dowel hole of the anglec of rotation, when setting
When being calculated as multiple dowel holes, the processing of the multiple angle holes of workpiece radial direction can be achieved, therefore the part has versatility and suitability,
See in Fig. 5 shown in b figures.The center for connecing disk 1 with index hole is provided with a mesopore with keyway, and machine is locked for the connection with fixture
Structure, the main shaft of rotation dish 9 are fixed；Four positioning splines are distributed on end face, for ensureing that the assembly precision of drill jig rotation dish will
Ask, the center line of positioning spline must be positioned at distance for 0.01~0.03mm of tolerance value and perpendicular to main shaft reference for installation hole center
Between two parallel planes of line；The machine oil of intersection accurately can be devised on end face to reach that index dial rotates quick, positioning
Lubrication groove；In order to improve the positioning precision for connecing disk, it is tolerance value to devise ladder end face E, F, bottom end face K and must be positioned at distance
0.01~0.03mm and between two parallel planes of main shaft reference for installation centerline hole.
4th, rotation dish design
The main function of rotation dish 9 is one end connection indexing means, one end supporting workpiece, and workpiece bearing is understood from Fig. 1 analyses
Pitch-row is deeper from positioning end face, and the bearing hole locating device of workpiece needs to design certain altitude, in order to improve the use longevity of device
Life, rotation dish is designed as the cylinder location structure and the spacing location structure of end face of changeable type, sees Fig. 6.Rotation dish is mainly special
It is fixed by cylindrical positioning pins bearing, diamond positioning pin bearing, replaceable drill bushing bearing, end face according to Fig. 2 General layout Plans to levy
The spacing board support composition in position；Consider that rotation dish structure is complex, admittedly using cast member, while in order to strengthen rotation dish rigidity,
Cylindrical positioning pins bearing and diamond positioning pin bearing are connected using reinforcement；In order to ensure that what rotation dish was connected with turning device determines
Heart precision, the center line of the spindle mounting hole of rotation dish must be positioned at distance for 0.01~0.02mm of tolerance value and perpendicular to benchmark
Between two parallel planes of end face；In order to ensure the required precision for processing workpiece hole, the center of two replaceable drill bushing bearing holes
Line must be positioned at distance for 0.02~0.03mm of tolerance value and parallel between two parallel planes of datum end face, and one replaceable
The center line of drill bushing bearing hole must be positioned at 0.008~φ of a diameter of tolerance value φ 0.01mm and with the replaceable drill bushing branch of the other end
Between the coaxial two cylindrical surface of bore center line；In order to improve workpiece positioning precision, the cylindrical positioning pins bearing hole of rotation dish and
The center line of diamond positioning pin bearing hole must be positioned at distance for 0.01~0.02mm of tolerance value and perpendicular to the two of datum end face
Between parallel plane；In addition, using the compression mode for designing screw rod at cylindrical positioning pins mesopore, being conducive to reducing clamping workpiece
Deformation.
5th, with the retaining mechanism design for compressing handle
From Fig. 2 analysis understand, band compression handle 2 retaining mechanism mainly by compression handle 2, connect disk alignment pin 2., spring
3., sleeve 4., the gear composition such as 5., main function is to realize drill jig with the rotation for connecing disk and carrying out different angles by screw mechanism
Turn, see Fig. 7.Connect disk alignment pin and 2. belong to screw structure, rotary support inner chamber is arranged on the component such as spring, when compressing handle
During 2 rotation, make to connect disk alignment pin by screw mechanism and 2. stretched, spring 3. in the presence of, realize determining for different angles
Position is clamped.
(1) connecing disk alignment pin and use quality carbon tool steel, design is shown in Fig. 8, heat treatment hardness reaches 50~
55HRC；Connecing disk alignment pin, 2. one end is screw-rod structure, and one end is locating pin structure, and mid diameter is determined with retaining mechanism lumen orifice
Position；Global design scheme is to make gear 5. radial rotating by compressing handle 2 and rotating, and 5. gear, which drives, connects disk alignment pin 2. one end
Screw-rod structure complete axial movement, realization connects disk alignment pin 2. Telescopic, it is ensured that connect disengaged before disc spins, rotate after it is fixed
Position；In order to ensure to connect disk alignment pin 2. transmission accuracy, the tooth Shape Design of screw-rod structure is modulus 1.5, tooth pitch 4.712mm, pressure
20 ° of angle, and the alignment pin of the other end is with connecing radial run-out amounts of the reference surface A of disk alignment pin 2. in any measurement plane
It cannot be greater than 0.002~0.005mm.
(2) sleeve 4. main function be branch tray alignment pin 2., design is uses low carbon-structural steel, design
See Fig. 9, principal character one end is designed as I.S.S structure, it is ensured that plug screw is fastened, and facilitates oil injecting lubricating；Left part is provided with a groove
Type, it is ensured that 2. 5. gear be connected with connecing disk alignment pin；Matching surface reaches 50~55HRC by carburizing, quenching heat treatment hardness,
When cooperation inner surface center line of the outer surface coordinated with rotary support around installation branch tray alignment pin 2. rotates a circle,
Radial run-out amount in any measurement plane cannot be greater than 0.002~0.005mm.
As can be seen from the above technical solutions, the present invention has following distinguishing feature：
(1) fixture employs the drill bushing structure at two ends, and the requirement of its axiality and positional stability are ensure workpiece two
The key of stomidium machining accuracy.
(2) 180 ° of versatility axle horizontal type locating pin type indexing device and retaining mechanism is employed, two ends are realized interrupted
The efficient drilling of high accurate hole, reached hole system efficiently, the purpose of high finishing.The design of its Integral turnover device is for speed governing
Body batch production processing has certain advance.
(3) disk that connects with index hole is designed as porous indexing, the processing of porous series on workpiece circumference can be promoted the use of,
Improve the versatility of turning device body.
By producing checking, drilling clamp rigidity is stronger, easy to use, and clamping workpiece is rapid, and positioning precision is high, processing
The deformation of process workpiece is small, not only ensure that two ends high-precision porous passing rate of processing 100%, and production efficiency is carried on the basis of original
It is high by 10%, and the former fixed assets utilization rate 20% using numerical control device is reduced, manufacturing cost has been greatly reduced.
The invention has been applied to the batch production of all high-power diesel engine speed governing body homogeneous structures, from manufacturing cost core
Calculate and save expense year up to more than 20 ten thousand yuan.
Described above is only the preferred embodiment of the present invention, it is noted that for the ordinary skill people of the art
For member, without departing from the technical principles of the invention, some improvement and deformation can also be made, these improve and deformed
Also it should be regarded as protection scope of the present invention.
Claims (10)
1. a kind of high-precision high-efficiency overturns drilling clamp, it is characterised in that including：With index hole connect disk (1), compress handle (2),
Replaceable drill bushing (3), cylindrical positioning pins (4), hold down assembly (5), end face alignment pin (6), diamond positioning pin (7), end face positioning
Limiting plate (8), rotation dish (9), rotary support (10)；Wherein, rotary support (10) is as main body rack part, for processing
Connecing disk (1), compressing handle (2), replaceable drill bushing (3), cylindrical positioning pins with index hole is fixed and installed to equipment workbench
(4), hold down assembly (5), end face alignment pin (6), diamond positioning pin (7), rotation dish (9)；End face positioning limit plate (8) passes through spiral shell
Nail is arranged in rotation dish (9), for supporting workpiece end face positioning；Cylindrical positioning pins (4) are arranged on the center of rotation dish (9),
For the positioning of workpiece bearing hole；Diamond positioning pin (7) is arranged in rotation dish (9) by default required distance, for workpiece pin
Sub-aperture is positioned；End face alignment pin (6) is distributed in rotation dish (9) left side, for consolidating for rotation dish (9) and rotary support (10)
It is fixed；Replaceable drill bushing (3) according to the structure distribution in processing hole in rotation dish (9) right side, two replaceable drill bushings (3) cloth up and down
Put, for the positioning of process tool, realize efficient, the high finishing in 180 ° of holes of rotation；(5) are held down assembly installed in cylinder positioning
Sell the end of (4), the clamping for workpiece；Rotation dish (9) is positioned by key and screws clamp with index hole with connecing disk (1) even
Connect；The disk (1) that connects with index hole is connected with the disk that connects of rotary support (10), is compressed handle (2) and is arranged on rotary support (10)
Right side, is connected with the retaining mechanism of rotary support (10) inner chamber, by rotatably compressing handle (2), makes the positioning of retaining mechanism
Pin stretches, and realizes the rotation for connecing disk (1) with index hole, completes the processing of index hole on circumference.
2. high-precision high-efficiency as claimed in claim 1 overturns drilling clamp, it is characterised in that the rotary support is fixed for axle horizontal type
Position pin device, install the rotary support datum plane B for connecing disk (1) with index hole be located at distance for tolerance value 0.03~
0.05mm and between rotary support baseplane A two parallel planes.
3. high-precision high-efficiency as claimed in claim 2 overturns drilling clamp, it is characterised in that on the rotary support, install and turn
The center line of the mesopore of Moving plate (9) is located at distance for 0.03~0.05mm of tolerance value and perpendicular to rotary support datum plane B's
Between two parallel planes.
4. high-precision high-efficiency as claimed in claim 3 overturns drilling clamp, it is characterised in that rotary support (10) top end
Face is set to knife basal plane, and is located at distance for 0.03~0.05mm of tolerance value and parallel to rotary support baseplane A to knife basal plane
Two parallel planes between.
5. high-precision high-efficiency as claimed in claim 4 overturns drilling clamp, it is characterised in that described to connect disk (1) with index hole
Center be provided with a mesopore with keyway, the main shaft for the connection retaining mechanism with fixture, rotation dish (9) fixes；Band indexing
Connecing for hole is distributed four positioning splines on disk (1) end face.
6. high-precision high-efficiency as claimed in claim 5 overturns drilling clamp, it is characterised in that the center line position of the positioning spline
In distance for 0.01~0.03mm of tolerance value and between two parallel planes of main shaft reference for installation centerline hole.
7. high-precision high-efficiency as claimed in claim 6 overturns drilling clamp, it is characterised in that described to connect disk (1) with index hole
End face provided with intersect oil lubricating groove.
8. high-precision high-efficiency as claimed in claim 5 overturns drilling clamp, it is characterised in that circle is set on the rotation dish (9)
Post positioning pin bearing, diamond positioning pin bearing, replaceable drill bushing bearing, end face positioning limit board support；Cylindrical positioning pins bearing
Connected with diamond positioning pin bearing using reinforcement；It is tolerance value 0.01 that the center line of the spindle mounting hole of rotation dish, which is located at distance,
~0.02mm and between two parallel planes of datum end face；The center line of two replaceable drill bushing bearing holes is located at distance
For 0.02~0.03mm of tolerance value and parallel between two parallel planes of datum end face, in a replaceable drill bushing bearing hole
Heart line is located at a diameter of tolerance valueAnd it is coaxial with the replaceable drill bushing bearing centerline hole of the other end
Between two cylindrical surface；It is tolerance that the cylindrical positioning pins bearing hole of rotation dish and the center line of diamond positioning pin bearing hole, which are located at distance,
0.01~0.02mm of value and between two parallel planes of datum end face.
9. high-precision high-efficiency as claimed in claim 8 overturns drilling clamp, it is characterised in that the retaining mechanism includes compressing handle
Hand (2), disk alignment pin (2.), spring (3.), sleeve (4.), gear (5.) are connect, connect disk alignment pin (2.) and belong to screw structure,
Rotary support inner chamber is arranged on spring (3.), sleeve (4.), gear (5.), when compressing handle (2) rotation, passes through screw machine
Structure, which makes to connect disk alignment pin (2.), to be stretched, in the presence of spring (3.), realizes that the positioning of different angles is clamped.
10. high-precision high-efficiency as claimed in claim 9 overturns drilling clamp, it is characterised in that described to connect disk alignment pin (2.) one
Hold as screw-rod structure, one end is locating pin structure, mid diameter is positioned with retaining mechanism lumen orifice；Turned by compressing handle (2)
Dynamic to make gear (5.) radial rotating, the screw-rod structure that gear (5.) driving connects disk alignment pin (2.) one end completes axial movement, real
Now connect disk alignment pin (2.) Telescopic, it is ensured that connect disengagement before disc spins, positioned after rotation；Sleeve (4.) is fixed for branch tray
(2.), its one end is designed as I.S.S structure to position pin, it is ensured that plug screw is fastened, and facilitates oil injecting lubricating；Left part is provided with a groove profile,
Ensure that gear (5.) is connected with connecing disk alignment pin (2.).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710372477.6A CN107052405B (en) | 2017-05-24 | 2017-05-24 | A kind of overturning drilling clamp |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710372477.6A CN107052405B (en) | 2017-05-24 | 2017-05-24 | A kind of overturning drilling clamp |
Publications (2)
| Publication Number | Publication Date |
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Cited By (10)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108381210A (en) * | 2018-04-27 | 2018-08-10 | 齐齐哈尔建华机械有限公司 | Eight wing aluminium section bar projectile tail circumference drilling equipments and its boring method |
| CN108515213A (en) * | 2018-04-09 | 2018-09-11 | 临沂万和精工机械有限公司 | A kind of drill jig tool and its application method |
| CN108788842A (en) * | 2018-05-31 | 2018-11-13 | 天津中德应用技术大学 | Microminiature cylinder axially extending bore cluster head processing unit (plant) |
| CN109048491A (en) * | 2018-09-11 | 2018-12-21 | 无锡市航鹄精密机械有限公司 | A kind of precision round subsection tooling of part processing |
| CN109454261A (en) * | 2018-11-28 | 2019-03-12 | 贵州风雷航空军械有限责任公司 | A kind of cross bore drilling tool and processing method |
| CN110281005A (en) * | 2019-03-27 | 2019-09-27 | 巴尔的摩冷却系统（苏州）有限公司 | A kind of cooling tower driving installation turnover mechanism |
| CN110900451A (en) * | 2019-12-30 | 2020-03-24 | 国营第六一六厂 | High-efficient accurate positioning fixture |
| CN111761392A (en) * | 2020-06-05 | 2020-10-13 | 丽水学院 | Machining device for arc-shaped side key groove of main shaft and using method |
| CN112548599A (en) * | 2020-11-27 | 2021-03-26 | 重庆智展齿轮传动有限公司 | Method for accurately machining large-diameter porous workpiece |
| CN113814756A (en) * | 2021-09-29 | 2021-12-21 | 浙江万里扬智能制造有限公司 | High-precision clamping indexing device for workpieces |
Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4324161A (en) * | 1979-07-25 | 1982-04-13 | Universal Automatic Corporation | Automatic turret lathe |
| EP0178944A1 (en) * | 1984-10-19 | 1986-04-23 | Sony Corporation | Industrial robots |
| US5170678A (en) * | 1990-04-30 | 1992-12-15 | Walter W. Wawrzyniak | Index table assembly |
| CN203696192U (en) * | 2013-12-04 | 2014-07-09 | 都匀双成机械设备有限公司 | Rotary blanking device |
| CN204818183U (en) * | 2015-04-22 | 2015-12-02 | 内蒙古第一机械集团有限公司 | Radial haplopore of cylindrical parts footpath or multiple aperture processing multipurpose plant |
| CN205870133U (en) * | 2016-08-08 | 2017-01-11 | 武汉市恒通诚汽车零部件有限公司 | Cross hole anchor clamps indexing means |
-
2017
- 2017-05-24 CN CN201710372477.6A patent/CN107052405B/en active Active
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4324161A (en) * | 1979-07-25 | 1982-04-13 | Universal Automatic Corporation | Automatic turret lathe |
| EP0178944A1 (en) * | 1984-10-19 | 1986-04-23 | Sony Corporation | Industrial robots |
| US5170678A (en) * | 1990-04-30 | 1992-12-15 | Walter W. Wawrzyniak | Index table assembly |
| CN203696192U (en) * | 2013-12-04 | 2014-07-09 | 都匀双成机械设备有限公司 | Rotary blanking device |
| CN204818183U (en) * | 2015-04-22 | 2015-12-02 | 内蒙古第一机械集团有限公司 | Radial haplopore of cylindrical parts footpath or multiple aperture processing multipurpose plant |
| CN205870133U (en) * | 2016-08-08 | 2017-01-11 | 武汉市恒通诚汽车零部件有限公司 | Cross hole anchor clamps indexing means |
Cited By (15)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108515213A (en) * | 2018-04-09 | 2018-09-11 | 临沂万和精工机械有限公司 | A kind of drill jig tool and its application method |
| CN108381210A (en) * | 2018-04-27 | 2018-08-10 | 齐齐哈尔建华机械有限公司 | Eight wing aluminium section bar projectile tail circumference drilling equipments and its boring method |
| CN108788842B (en) * | 2018-05-31 | 2023-09-26 | 天津中德应用技术大学 | Ultra-small cylinder axial through hole multi-shaft head processing device |
| CN108788842A (en) * | 2018-05-31 | 2018-11-13 | 天津中德应用技术大学 | Microminiature cylinder axially extending bore cluster head processing unit (plant) |
| CN109048491A (en) * | 2018-09-11 | 2018-12-21 | 无锡市航鹄精密机械有限公司 | A kind of precision round subsection tooling of part processing |
| CN109454261A (en) * | 2018-11-28 | 2019-03-12 | 贵州风雷航空军械有限责任公司 | A kind of cross bore drilling tool and processing method |
| CN110281005A (en) * | 2019-03-27 | 2019-09-27 | 巴尔的摩冷却系统（苏州）有限公司 | A kind of cooling tower driving installation turnover mechanism |
| CN110900451A (en) * | 2019-12-30 | 2020-03-24 | 国营第六一六厂 | High-efficient accurate positioning fixture |
| CN110900451B (en) * | 2019-12-30 | 2021-08-27 | 国营第六一六厂 | High-efficient accurate positioning fixture |
| CN111761392B (en) * | 2020-06-05 | 2021-08-10 | 丽水学院 | Machining device for arc-shaped side key groove of main shaft and using method |
| CN111761392A (en) * | 2020-06-05 | 2020-10-13 | 丽水学院 | Machining device for arc-shaped side key groove of main shaft and using method |
| CN112548599A (en) * | 2020-11-27 | 2021-03-26 | 重庆智展齿轮传动有限公司 | Method for accurately machining large-diameter porous workpiece |
| CN112548599B (en) * | 2020-11-27 | 2022-11-18 | 重庆智展齿轮传动有限公司 | Method for accurately machining large-diameter porous workpiece |
| CN113814756A (en) * | 2021-09-29 | 2021-12-21 | 浙江万里扬智能制造有限公司 | High-precision clamping indexing device for workpieces |
| CN113814756B (en) * | 2021-09-29 | 2024-05-14 | 浙江万里扬智能制造有限公司 | Workpiece high-precision clamping and indexing device |
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