CN109175426A - Frock clamp suitable for the disposable face work outer circle of two-sided boss sheave - Google Patents
Frock clamp suitable for the disposable face work outer circle of two-sided boss sheave Download PDFInfo
- Publication number
- CN109175426A CN109175426A CN201811253335.9A CN201811253335A CN109175426A CN 109175426 A CN109175426 A CN 109175426A CN 201811253335 A CN201811253335 A CN 201811253335A CN 109175426 A CN109175426 A CN 109175426A
- Authority
- CN
- China
- Prior art keywords
- stretching
- positioning
- sheave
- outer circle
- hack lever
- 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.)
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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
- B23B31/00—Chucks; Expansion mandrels; Adaptations thereof for remote control
- B23B31/02—Chucks
- B23B31/10—Chucks characterised by the retaining or gripping devices or their immediate operating means
- B23B31/103—Retention by pivotal elements, e.g. catches, pawls
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- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Gripping Jigs, Holding Jigs, And Positioning Jigs (AREA)
- Jigs For Machine Tools (AREA)
Abstract
The invention discloses the frock clamps for being suitable for the disposable face work outer circle of two-sided boss sheave, relate generally to a kind of fixture.The stretching clamp includes hack lever and stretching block, and the clamping jaw of described hack lever one end and scroll chuck is detachably fixed connection, and the stretching block is located at side of the hack lever far from clamping jaw.One of stretching clamp is equipped with positioning device.The beneficial effects of the present invention are: turning finishing can be carried out to two end faces A of two sides, two B outer circles, two C-terminal faces in the case where disposable clamping, positioning, and the mode of clamping, positioning is simple, this process machining period is greatly reduced, production efficiency is improved；And fixture will not damage machined surface not with face contact to be processed in such installation way, improve finishing quality.
Description
Technical field
The present invention relates to a kind of fixtures, specifically press from both sides suitable for the tooling of the disposable face work outer circle of two-sided boss sheave
Tool.
Background technique
Such as Figure of description two-sided boss sheave part shown in fig. 6, the end face A, B outer circle, the C-terminal face of this part need vehicle
Finishing is cut, and there are one group of end face A, B outer circle, C-terminal face in sheave two sides.Producer carry out two end faces A, two B outer circles,
It is using following processing side method when two C-terminal faces carry out turning finishing:
Scroll chuck clamps side boss first, carries out turning finishing to the end face A of the other side, B outer circle, C-terminal face；So
Part is removed again from scroll chuck afterwards, overturns part, then clamps the boss of the other side with scroll chuck, to unprocessed A
End face, B outer circle, C-terminal face carry out turning finishing.
Above-mentioned processing method needs to carry out clamping, positioning and turning twice, increases the machining period of this process, leads to zero
Part is accumulated in this process, largely effects on processing efficiency；And when second of progress clamping, scroll chuck clamps turnery processing
Boss periphery, easily damage this boss periphery, reduce the quality of finishing.
Summary of the invention
The purpose of the present invention is to provide the frock clamp for being suitable for the disposable face work outer circle of two-sided boss sheave, its energy
It is enough that turning finishing is carried out to two end faces A of two sides, two B outer circles, two C-terminal faces in the case where disposable clamping, positioning
Work, and the mode of clamping, positioning is simple, greatly reduces this process machining period, improves production efficiency；And such clamping
Fixture will not damage machined surface not with face contact to be processed in mode, improve finishing quality.
The present invention to achieve the above object, is achieved through the following technical solutions:
The frock clamp includes three stretching clamps being arranged on the clamping jaw of scroll chuck, and the stretching clamp includes
The clamping jaw of hack lever and stretching block, described hack lever one end and scroll chuck is detachably fixed connection, and it is remote that the stretching block is located at hack lever
Side from clamping jaw.
One of stretching clamp is equipped with positioning device, and the positioning device includes bracket and positioning plate, the positioning
Plate is fixed on cantilever tip vertically, and the bracket bottom end is slidably connected with the sliding slot on hack lever top surface.
Sliding slot side on the hack lever top surface is equipped with graduation mark.
The hack lever includes the portion that is fixedly connected, postive stop baffle, positioning adjustment portion, rotation adjustment portion and support portion；It is described solid
The clamping jaw for determining interconnecting piece and scroll chuck is detachably fixed connection；It is fixedly connected with limiting block after the clamping jaw connection of portion and scroll chuck
Plate is contacted with jaw surfaces；In positioning adjustment portion, the sliding slot and graduation mark setting are adjusted in positioning for the positioning device setting
Section portion top surface；The rotation adjustment portion is equipped with external screw thread.
The stretching block is cambered surface stretching block, and the cambered surface stretching block bottom cambered surface is matched with the cambered surface of support portion, institute
Stretching block one end is stated equipped with lantern ring, the set ring set is in rotation adjustment portion, and screw thread connects on the external screw thread of the rotation adjustment portion
It is connected to fastening nut, the fastening nut, lantern ring limit are between positioning adjustment portion and support portion.
The sliding slot is equipped with magnetic location block close to postive stop baffle side.
The stretching block of one of stretching clamp is equipped with positioning key.
The outer surface of the stretching block is rough surface.
The prior art is compared, the beneficial effects of the present invention are:
As shown in Figure of description Fig. 1, three stretching clamps are respectively placed on three clamping jaws of scroll chuck by when use,
Then the position for adjusting stretching block, matches the arc-shaped outer surface of stretching block and the hole face of two-sided boss sheave centre bore, so
Afterwards with fastening nut is tightened, lantern ring is made to be close to the side wall between rotation adjustment portion and support portion.Then by two-sided boss sheave
Centre bore covers on three stretching blocks, cooperates the positioning key on keyway and stretching block on centre bore, then by screwing three
Dog chuck, extending out for clamping jaw drive three stretching clamps to extend out, and centre bore stretching will be guaranteed to support by three extended out stretching block
Tight block two sides cannot exceed two end faces A of part two sides (as shown in Figure of description Fig. 4).Shown in Figure of description Fig. 4, so
It is close to the end face A of inside with positioning plate afterwards, observes the scale value a on graduation mark, then bracket and positioning plate are slid into magnetism and determined
Position block side (as shown in Figure of description Fig. 5), shown in Figure of description Fig. 4, at this time the end face A on the inside of positioning plate and part it
Between distance b be greater than the width of lathe tool, b is taken into 2.5 times of lathe tool widths in actual use.Then turning, such as specification are carried out again
Shown in attached drawing Fig. 4, Fig. 5, exterior measuring face to be processed is processed first, in accordance with the sequence of A1-B1-C1, then certainly using lathe
Move knife, internally surveys face to be processed according still further to the sequence of A2-B2-C2 and processed.It should be noted that processing before to turn two
Cutter, one exterior measuring face cutting to be processed is suitable for, and one is surveyed face cutting to be processed suitable for interior.
As described above, this makes it possible to convenient, efficiently first part of progress processing.
When processing to second part, first part completed the process is removed, then by two-sided boss sheave
Centre bore covers on three stretching blocks, cooperates the positioning key on keyway and stretching block on centre bore, by bracket and positioning plate
It slides into close to the side of part, stops until being moved to a graduation position, guarantee that positioning plate is close to the A of inside when placing part
End face.Then by screwing scroll chuck, three extended out stretching block by centre bore stretching, this guarantees with first part
Machining coordinate it is consistent, processing efficiency need not be improved again again to knife when processing.
It is identical as method when second part of processing when being processed to subsequent parts.
As stated above:
The present apparatus can be in the case where disposable clamping, positioning to two end faces A of two sides, two B outer circles, two C
End face carries out turning finishing, and the mode of clamping, positioning is simple, greatly reduces this process machining period, improves production
Efficiency；And fixture will not damage machined surface not with face contact to be processed in such installation way, improve finishing quality.
Detailed description of the invention
Attached drawing 1 is that the present invention is mounted on the structural schematic diagram after three chucking chuck.
Attached drawing 2 is the structural schematic diagram of the stretching clamp in the present invention equipped with positioning device.
Attached drawing 3 is the structural schematic diagram of the hack lever in the present invention equipped with positioning device.
Usage state diagram when attached drawing 4 is clamping parts in the present invention.
Attached drawing 5 is the usage state diagram in the present invention after clamping parts.
Attached drawing 6 is two-sided boss sheave part drawing.
Label shown in attached drawing:
1, scroll chuck；2, clamping jaw；3, hack lever；4, stretching block；5, bracket；6, positioning plate；7, sliding slot；8, graduation mark；9,
It is fixedly connected with portion；10, postive stop baffle；11, adjustment portion is positioned；12, adjustment portion is rotated；13, support portion；14, lantern ring；15, it fastens
Nut；16, magnetic location block；17, positioning key；18, pull ring.
Specific embodiment
Present invention will be further explained below with reference to specific examples.It should be understood that these embodiments are merely to illustrate the present invention
Rather than it limits the scope of the invention.In addition, it should also be understood that, after reading the content taught by the present invention, those skilled in the art
Member can make various changes or modifications the present invention, and such equivalent forms equally fall within range defined herein.
Of the present invention is the frock clamp suitable for the disposable face work outer circle of two-sided boss sheave, the frock clamp
Including three stretching clamps being arranged on the clamping jaw 2 of scroll chuck 1, the stretching clamp includes hack lever 3 and stretching block 4, institute
It states 3 one end of hack lever and is detachably fixed with the clamping jaw 2 of scroll chuck 1 and is connect, be convenient for tearing open between clamp body and scroll chuck 1 in this way
Dress, this is detachably fixed the mode of connection are as follows: threaded hole will be arranged on clamping jaw 2, hack lever 3 is fixedly connected with the setting of portion 9 and screw thread
The external screw thread that hole is threadedly coupled, hack lever 3 are fixedly connected after portion 9 is screwed into threaded hole, the postive stop baffle 10 of the hack lever 3 with
The contact of 2 surface of clamping jaw.The stretching block 4 is located at side of the hack lever 3 far from clamping jaw 2.
One of stretching clamp is equipped with positioning device, and the positioning device includes bracket 5 and positioning plate 6, described fixed
Position plate 6 is fixed on 5 top of bracket vertically, and 5 bottom end of bracket is slidably connected with the sliding slot 7 on 3 top surface of hack lever, is slidably connected
Mode is conveniently adjusted the position of bracket 5 and positioning plate 6, when positioning to part, bracket 5 and positioning plate 6 is moved to close
Bracket 5 and positioning plate 6 are moved adjacent to magnetic location when processing to the part that part positioning is completed by the side of part
16 side of block, positioning plate 6 is greater than the width of lathe tool with the distance between the end face A on the inside of part at this time.
7 side of sliding slot on 3 top surface of hack lever is equipped with graduation mark 8, can be convenient for observation to part by setting graduation mark 8
Scale value corresponding to bracket 5 and positioning plate 6, positioning when convenient for being processed to subsequent parts when being positioned.
The hack lever 3 includes being fixedly connected with portion 9, postive stop baffle 10, positioning adjustment portion 11, rotation adjustment portion 12 and support portion
13；It is described be fixedly connected with portion 9 and be detachably fixed with the mode that the clamping jaw 2 of scroll chuck 1 is connected through a screw thread connect；It is fixedly connected
Postive stop baffle 10 is contacted with 2 surface of clamping jaw after portion 9 is connected with the clamping jaw 2 of scroll chuck 1；The positioning device setting is adjusted in positioning
In section portion 11, the sliding slot 7 and the setting of graduation mark 8 are in positioning 11 top surface of adjustment portion；The rotation adjustment portion 12 is equipped with external screw thread.
The stretching block 4 is cambered surface stretching block 4, and the 4 bottom cambered surface of cambered surface stretching block is matched with the cambered surface of support portion 13, the support
Tight 4 one end of block is equipped with lantern ring 14,14 sets of the lantern ring in rotation adjustment portion 12, spiral shell on the external screw thread of the rotation adjustment portion 12
Line is connected with fastening nut 15, and the fastening nut 15, the limit of lantern ring 14 are between positioning adjustment portion 11 and support portion 13.As said
Shown in bright book attached drawing Fig. 1, three stretching clamps are respectively placed on three clamping jaws 2 of scroll chuck 1 by when use, then adjustment support
The position of tight block 4, matches the arc-shaped outer surface of stretching block 4 and the hole face of two-sided boss sheave centre bore, then with tightening
Fastening nut 15 makes lantern ring 14 be close to the side wall between rotation adjustment portion 12 and support portion 13.
The sliding slot 7 is equipped with magnetic location block 16 close to 10 side of postive stop baffle.Bracket 5 is equipped with pull ring 18, to part
When the part that positioning is completed is processed, finger catches on pull ring 18 and bracket 5 and positioning plate 6 is moved adjacent to magnetic location block 16
Side is provided bracket 5 and positioning plate 6 by the magnetic force of magnetic location block 16.It is carried out to the face to be processed A2-B2-C2
When processing, by magnetic location block 16 position bracket 5 and positioning plate 6 can as between part and scroll chuck 1 together
Barrier is also avoided that iron filings enwind scroll chuck 1 in process.
The stretching block 4 of one of stretching clamp is equipped with positioning key 17.The centre bore of two-sided boss sheave is covered three
On a stretching block 4, cooperate keyway on centre bore and the positioning key 17 on stretching block 4, can be avoided the hole face of centre bore with
Opposite sliding between 4 outer surface of stretching block.
The outer surface of the stretching block 4 is rough surface.The coefficient of friction of rough surface is big, can be avoided the hole face of centre bore with
Opposite sliding between 4 outer surface of stretching block.
Application method and principle:
As shown in Figure of description Fig. 1, three stretching clamps are respectively placed in three clamping jaws 2 of scroll chuck 1 by when use
It is upper (to be detachably fixed connection between three stretching clamps and three clamping jaws 2 of scroll chuck 1, this is detachably fixed connection
Mode are as follows: threaded hole will be set on clamping jaw 2, and the external screw thread being threadedly coupled with threaded hole, frame is arranged in the portion 9 that is fixedly connected of hack lever 3
Bar 3 is fixedly connected after portion 9 is screwed into threaded hole, and the postive stop baffle 10 of the hack lever 3 is contacted with 2 surface of clamping jaw.).
Then rotation lantern ring 14 adjusts the position of stretching block 4, makes in the arc-shaped outer surface and two-sided boss sheave of stretching block 4
The hole face in heart hole matches, and then with fastening nut 15 is tightened, is close to lantern ring 14 between rotation adjustment portion 12 and support portion 13
Side wall.
Then the centre bore of two-sided boss sheave is covered on three stretching blocks 4, makes the keyway and stretching block 4 on centre bore
On positioning key 17 cooperate, then by screwing scroll chuck 1, extending out for clamping jaw 2 drives three stretching clamps to extend out, and extends out
Centre bore stretching will be guaranteed that 4 two sides of stretching block cannot two end faces A (such as explanation beyond part two sides by three stretching blocks 4
Shown in book attached drawing Fig. 4).Shown in Figure of description Fig. 4, the end face A of inside is then close to positioning plate 6, is observed on graduation mark 8
Scale value a, then bracket 5 and positioning plate 6 are slid into 16 side of magnetic location block (as shown in Figure of description Fig. 5), by magnetic
Bracket 5 and positioning plate 6 is fixed in the magnetic force of property locating piece 16, shown in Figure of description Fig. 4, positioning plate 6 and part at this time
The distance between the end face A of inside b is greater than the width of lathe tool, and b is taken 2.5 times of lathe tool widths in actual use.It (is set on bracket 5
There is pull ring 18, when processing to the part that part positioning is completed, finger catches on pull ring 18 and is moved to bracket 5 and positioning plate 6
Close to 16 side of magnetic location block, bracket 5 and positioning plate 6 are fixed by the magnetic force of magnetic location block 16.To A2-
When the face to be processed B2-C2 is processed, the bracket 5 and positioning plate 6 positioned by magnetic location block 16 can be used as part and three
One of barrier between dog chuck 1 is also avoided that iron filings enwind scroll chuck 1 in process.)
Then turning is carried out again, and as shown in Figure of description Fig. 4, Fig. 5, exterior measuring is waited for first, in accordance with the sequence of A1-B1-C1
Machined surface is processed, and then using lathe automatic tool changer, internally surveys face progress to be processed according still further to the sequence of A2-B2-C2
Processing.It should be noted that turn two cutters before processing, one exterior measuring face cutting to be processed is suitable for, and one is suitable for
It is interior to survey face cutting to be processed.
As described above, this makes it possible to convenient, efficiently first part of progress processing.
When processing to second part, first part completed the process is removed, then by two-sided boss sheave
Centre bore covers on three stretching blocks 4, cooperates the positioning key 17 on keyway and stretching block 4 on centre bore, by bracket 5 and determines
Position plate 6 slides into the side close to part, stops until being moved to a graduation position, guarantee that positioning plate 6 is close to when placing part in
The end face A of side.Then by screwing scroll chuck 1, three extended out stretching block 4 is by centre bore stretching, and this guarantees with
The machining coordinate of one part is consistent, need not improve processing efficiency again again to knife when processing.When being processed to subsequent parts
It is identical as method when second part of processing.
As stated above:
The present apparatus can be in the case where disposable clamping, positioning to two end faces A of two sides, two B outer circles, two C
End face carries out turning finishing, and the mode of clamping, positioning is simple, greatly reduces this process machining period, improves production
Efficiency；And fixture will not damage machined surface not with face contact to be processed in such installation way, improve finishing quality.
Claims (8)
1. being suitable for the frock clamp of the disposable face work outer circle of two-sided boss sheave, it is characterised in that: the frock clamp packet
Three stretching clamps being arranged on the clamping jaw (2) of scroll chuck (1) are included, the stretching clamp includes hack lever (3) and stretching block
(4), described hack lever (3) one end is detachably fixed with the clamping jaw (2) of scroll chuck (1) and connect, and the stretching block (4) is located at hack lever
(3) far from the side of clamping jaw (2).
2. being suitable for the frock clamp of the disposable face work outer circle of two-sided boss sheave according to claim 1, feature exists
In: one of stretching clamp is equipped with positioning device, and the positioning device includes bracket (5) and positioning plate (6), the positioning
Plate (6) is fixed on bracket (5) top vertically, and bracket (5) bottom end is slidably connected with the sliding slot (7) on hack lever (3) top surface.
3. being suitable for the frock clamp of the disposable face work outer circle of two-sided boss sheave according to claim 2, feature exists
In: sliding slot (7) side on hack lever (3) top surface is equipped with graduation mark (8).
4. being suitable for the frock clamp of the disposable face work outer circle of two-sided boss sheave according to claim 3, feature exists
In: the hack lever (3) include be fixedly connected portion (9), postive stop baffle (10), positioning adjustment portion (11), rotation adjustment portion (12) and
Support portion (13)；It is described be fixedly connected with portion (9) and be detachably fixed with the clamping jaw (2) of scroll chuck (1) connect；It is fixedly connected with portion
(9) it is contacted with postive stop baffle (10) after the connection of the clamping jaw (2) of scroll chuck (1) with clamping jaw (2) surface；The positioning device setting
In positioning adjustment portion (11), the sliding slot (7) and graduation mark (8) setting are in positioning adjustment portion (11) top surface；The rotation is adjusted
Section portion (12) is equipped with external screw thread.
5. being suitable for the frock clamp of the disposable face work outer circle of two-sided boss sheave according to claim 4, feature exists
In: the stretching block (4) is cambered surface stretching block (4), the cambered surface phase of cambered surface stretching block (4) the bottom cambered surface and support portion (13)
Cooperation, described stretching block (4) one end are equipped with lantern ring (14), and the lantern ring (14) covers in rotation adjustment portion (12), the rotation
It is threaded on the external screw thread of adjustment portion (12) fastening nut (15), the fastening nut (15), lantern ring (14) limit are fixed
Between position adjustment portion (11) and support portion (13).
6. being suitable for the frock clamp of the disposable face work outer circle of two-sided boss sheave according to claim 4, feature exists
In: the sliding slot (7) is equipped with magnetic location block (16) close to postive stop baffle (10) side.
7. being suitable for the frock clamps of the disposable face work outer circle of two-sided boss sheave, feature according to claim 1 or described in 5
Be: the stretching block (4) of one of stretching clamp is equipped with positioning key (17).
8. being suitable for the frock clamps of the disposable face work outer circle of two-sided boss sheave, feature according to claim 1 or described in 5
Be: the outer surface of the stretching block (4) is rough surface.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811253335.9A CN109175426B (en) | 2018-10-25 | 2018-10-25 | Frock clamp suitable for double-sided boss sheave inferior turn terminal surface excircle |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811253335.9A CN109175426B (en) | 2018-10-25 | 2018-10-25 | Frock clamp suitable for double-sided boss sheave inferior turn terminal surface excircle |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN109175426A true CN109175426A (en) | 2019-01-11 |
| CN109175426B CN109175426B (en) | 2020-01-31 |
Family
ID=64943618
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201811253335.9A Active CN109175426B (en) | 2018-10-25 | 2018-10-25 | Frock clamp suitable for double-sided boss sheave inferior turn terminal surface excircle |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN109175426B (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111015266A (en) * | 2020-03-09 | 2020-04-17 | 苏州金莱克精密机械有限公司 | Bearing seat machining system and machining method thereof |
| CN111843558A (en) * | 2020-08-05 | 2020-10-30 | 马鞍山市新桥工业设计有限公司 | Industrial machine tool is with multi-functional casting anchor clamps with rapid disassembly structure |
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Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111015266A (en) * | 2020-03-09 | 2020-04-17 | 苏州金莱克精密机械有限公司 | Bearing seat machining system and machining method thereof |
| CN111015266B (en) * | 2020-03-09 | 2020-06-12 | 苏州金莱克精密机械有限公司 | Bearing seat machining system and machining method thereof |
| CN111843558A (en) * | 2020-08-05 | 2020-10-30 | 马鞍山市新桥工业设计有限公司 | Industrial machine tool is with multi-functional casting anchor clamps with rapid disassembly structure |
| CN111843558B (en) * | 2020-08-05 | 2021-08-24 | 马鞍山市新桥工业设计有限公司 | Industrial machine tool is with multi-functional casting anchor clamps with rapid disassembly structure |
Also Published As
| Publication number | Publication date |
|---|---|
| CN109175426B (en) | 2020-01-31 |
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