CN107398758A - Positioning and clamping frock - Google Patents
Positioning and clamping frock Download PDFInfo
- Publication number
- CN107398758A CN107398758A CN201710799852.5A CN201710799852A CN107398758A CN 107398758 A CN107398758 A CN 107398758A CN 201710799852 A CN201710799852 A CN 201710799852A CN 107398758 A CN107398758 A CN 107398758A
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- clamping
- positioning
- hole
- clamping plate
- plate
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- 238000003754 machining Methods 0.000 abstract description 8
- 238000009434 installation Methods 0.000 description 5
- 238000004519 manufacturing process Methods 0.000 description 3
- 238000000034 method Methods 0.000 description 3
- 238000010586 diagram Methods 0.000 description 2
- 238000010923 batch production Methods 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000006243 chemical reaction Methods 0.000 description 1
- 238000010276 construction Methods 0.000 description 1
- 238000000354 decomposition reaction Methods 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 238000003825 pressing Methods 0.000 description 1
- 230000007306 turnover Effects 0.000 description 1
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
- B23Q3/06—Work-clamping means
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- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Jigs For Machine Tools (AREA)
- Drilling And Boring (AREA)
Abstract
The invention discloses a kind of positioning and clamping frock, it is related to machining apparatus technical field, including clamping plate, multiple positioning holes are arranged with the horizontal center line axis of the clamping plate, each positioning hole is screwed hole, the positioning hole screw thread is provided with bolt, and the position that the screw rod of the bolt passes the clamping plate upper surface is processed to the alignment pin being engaged with treating the dowel hole on clamping blank；The clamping hole that multiple fixing holes with the blank are adapted is distributed with the clamping plate, the blank can be by fastener clamping to the clamping plate.Positioning and clamping frock of the present invention solves in the prior art the technical problems such as blank Set and Positioning precision is low, clamping efficiency is low, and positioning and clamping frock of the present invention can realize quick tow sides fine positioning, realizes single-piece or batch machining, and positioning precision is high, and clamping efficiency is high.
Description
Technical field
The present invention relates to machining apparatus technical field, more particularly to a kind of frock for stock positioning and clamping.
Background technology
Machining refers to the technical process being changed by plant equipment to profile, size or performance of workpiece etc.,
Digit Control Machine Tool is that most plant equipment is applied in field of machining, the parts available for processing various products.
When carrying out blank processing using Digit Control Machine Tool, it is necessary to which blank to be processed is carried out into Set and Positioning.At present, in machine
Processing industry, mainly using clamping toolings such as pressing plate or vices come clamping blank, such a following defect of clamping tooling generally existing：
Centering in drawing table point is needed before processing, can not realize the quick-clamping centering to various blanks diversified in specifications,
Especially blank positive and negative is required for processing, and it is all very high to the position accuracy demand of processing in the case of, even more can not be quick
Realize fine positioning, positioning precision is low, and clamping efficiency is low.
The content of the invention
For disadvantages described above, it is an object of the invention to provide a kind of positioning and clamping frock, this positioning and clamping frock no longer needs
Centering in table point is drawn, clamping speed is fast, and positioning precision is high, can greatly improve production efficiency, lifts automaticity.
To achieve the above object, the technical scheme is that：
A kind of positioning and clamping frock, including clamping plate, multiple positioning are arranged with the horizontal center line axis of the clamping plate
Hole, each positioning hole is screwed hole, and the positioning hole screw thread is provided with bolt, and the screw rod of the bolt passes
The position of the clamping plate upper surface is processed to the alignment pin being engaged with treating the dowel hole on clamping blank；The clamping
The clamping hole that multiple fixing holes with the blank are adapted is distributed with plate, the blank can pass through fastener clamping to institute
State on clamping plate.
Wherein, the positioning hole is arranged with the x-axis central axis and y-axis central axis of the clamping plate, it is each described
Positioning hole is symmetrical relative to the intersection point of the x-axis central axis and the y-axis central axis.
Wherein, the position that the positioning hole and the clamping hole are not provided with the clamping plate is provided with a plurality of groove.
Wherein, each groove is separately positioned on the both sides of the x-axis central axis and the y-axis central axis.
Wherein, the clamping plate divide into four regions by each groove, and the dress is covered with four regions
Folder hole.
Wherein, the clamping hole in adjacent two regions is respectively relative to the x-axis central axis or the y
Axis center axisymmetrical is distributed.
Wherein, the positioning hole is counter sink, and the larger one end in aperture is under, and described less one end in aperture is upper.
Wherein, the clamping hole is screwed hole, and the blank can be by clamping bolt clamping to clamping plate.
Wherein, the lower section of the clamping plate is provided with mounting seat, and the mounting seat includes what is be arranged in parallel with the clamping plate
Bottom plate and the supporting plate being vertically fixed between the clamping plate and the bottom plate, the supporting plate are arranged on the clamping plate phase
To both sides of the edge position.
Wherein, position corresponding on the clamping plate, the supporting plate and the bottom plate is respectively equipped with the installation of clamping plate
Hole, supporting plate mounting hole and bottom plate mounting hole, the clamping plate mounting hole, the supporting plate mounting hole and the bottom plate mounting hole
It is screwed hole, and the bottom plate mounting hole is counter sink, the clamping plate, the supporting plate and the bottom plate are by installing spiral shell
Post assembling is integrated.
After employing above-mentioned technical proposal, the beneficial effects of the invention are as follows：
Because positioning and clamping frock of the present invention includes clamping plate, multiple positioning are arranged with the horizontal center line axis of clamping plate
Hole, each positioning hole are distributed relative to the Central Symmetry of horizontal center line axis, and each positioning hole is screwed hole, and positioning hole screw thread is installed
There is a bolt, the position that the screw rod of bolt passes clamping plate upper surface is processed to and treated alignment pin on clamping blank
The alignment pin that hole is engaged；The clamping hole that multiple fixing holes with blank are adapted is distributed with clamping plate, blank can pass through
Fastener clamping is on clamping plate.When carrying out blank clamping, it is only necessary to two are selected on clamping plate according to the size of blank
Positioning hole, two bolts are respectively installed from bottom to top in two positioning holes, and bolt is passed by dress by lathe
Alignment pin is processed at the position of clamping plate upper surface, is navigated to blank on clamping plate by the cooperation of alignment pin and dowel hole,
Then blank is fixed on clamping plate by fastener again.After the completion of blank clamping, it is only necessary to coordinate system is scheduled on into two and determined
A position in the pin point of position, it is no longer necessary to draw centering in table point, in once dividing after can be used continuously, changing blank or the turned blank back of the body
All without in dividing again, greatly improving the speed of blank clamping, clamping efficiency height during face.Bolt and positioning hole simultaneously
It is that screw thread coordinates, the production of the two is not in gap, is firmly combined with, and positioning precision is higher, enables in particular to ensure tow sides all
The positioning precision of blank processed is needed, and one-time positioning pin is processed when the blank of same specification only needs initial, can be continued
Use.
In summary, positioning and clamping frock of the present invention solves that blank Set and Positioning precision in the prior art is low, clamping effect
The low technical problem of rate, positioning and clamping frock of the present invention can realize quick tow sides fine positioning, realize single-piece or batch machining,
Positioning precision is high, and clamping efficiency is high.
Brief description of the drawings
Fig. 1 is the decomposition texture schematic diagram of positioning and clamping frock of the present invention；
Fig. 2 is Fig. 1 constitutional diagram；
Fig. 3 is the undressed preceding structural representation of bolt in Fig. 1；
Fig. 4 is the structural representation of bolt in Fig. 1；
Fig. 5 is the structural representation of clamping plate in Fig. 1；
In figure：10th, bottom plate, 100, bottom plate mounting hole, 12, supporting plate, 120, supporting plate mounting hole, 14, installation bolt,
20th, clamping plate, 22, clamping plate mounting hole, 24, positioning hole, 26, clamping hole, 28, groove, 30, bolt, 30 ', positioning spiral shell
Bolt, 32, nut, 34, screw rod, 36, alignment pin, 40, clamping bolt, 50, blank, 52, fixing hole, 54, dowel hole.
Embodiment
With reference to the accompanying drawings and examples, the present invention is expanded on further.
The orientation being related in this specification is defined by orientation shown in accompanying drawing, only represents relative position relationship, not generation
The absolute position relationship of table.
It is jointly shown with Fig. 4 as shown in Figure 1, Figure 2, a kind of positioning and clamping frock, including the clamping plate on Digit Control Machine Tool
20, multiple positioning holes 24 are arranged with the horizontal center line axis of clamping plate 20, each positioning hole 24 is to run through clamping plate 20 up and down
Tapped through hole, in positioning hole 24 can screw thread bolt 30 is installed, bolt 30 passes the portion of the upper surface of clamping plate 20
Alignment pin 36 is processed into position by Digit Control Machine Tool, and alignment pin 36 is adapted with the dowel hole 54 on blank 50.On clamping plate 20
The clamping hole 26 that multiple fixing holes 52 with blank 50 are adapted also is distributed with, blank 50 can be by also cross fixing hole 52
On the fastener clamping of clamping hole 26 to clamping plate 20.
Jointly shown with Fig. 5 as shown in Figure 1, Figure 2, the horizontal center line axis of clamping plate 20 includes x-axis center in present embodiment
Axis and y-axis central axis, present embodiment are preferably arranged with positioning hole 24 on x-axis central axis and y-axis central axis.
Further it is preferably placed at x-axis central axis and is arranged with multiple positioning holes 24 positioned at the midpoint both sides of y-axis central axis, and
Positioned at x-axis central axis and positioned at the midpoint both sides of y-axis central axis positioning hole 24 both with respect to respective axis midpoint pair
Claim to arrange, i.e., each positioning hole 24 is symmetrical relative to the intersection point of x-axis central axis and y-axis central axis.Positioned at x-axis central shaft
Line and it the designs of multiple positioning holes 24 is arranged with positioned at the midpoint both sides of y-axis central axis can facilitate different size blank 50
Clamping, versatility are higher.
As Fig. 2, Fig. 3, Fig. 4 and Fig. 5 are jointly shown, positioning hole 24 is counter sink in present embodiment, and its aperture is larger
One end is under, and for the less one end in aperture upper, the less hole in aperture is screwed hole.Bolt 30 includes nut 32 and screw rod
34, its being threaded into positioning hole 24 from bottom to top, wherein nut 32 is located in the macropore of counter sink, and screw rod 34 passes countersunk head
The upper surface of clamping plate 20 is exposed in the aperture in hole, end, and alignment pin 36 is processed into by Digit Control Machine Tool.Positioning hole 24 uses screw thread
Hole, alignment pin 36 are process by the bolt 30 being threadedly coupled with screwed hole, and the structure that such a screw thread coordinates causes fixed
Gap is not present between position bolt 30 and positioning hole 24, is tightly combined, is not in mutual change in location, so as to change
The position of alignment pin 36 will not change when blank 50 or progress 50 turn-over of blank, can ensure the precision of positioning, especially can
Enough ensure that tow sides are all processed and have the positioning precision of the blank of very high position accuracy demand.And the position of alignment pin 36
Can flexibly change with size, and processed by same Digit Control Machine Tool, can with the blank of various different sizes
Dowel hole be adapted, can also flexibly be changed for the size and location of the dowel hole on blank, it is not limited to Gu
At fixed one or constant aperture, versatility are higher.
Jointly shown with Fig. 5 as shown in Figure 1, Figure 2, clamping plate 20 is not provided with the upper surface position of positioning hole 24 and clamping hole 26 also
Provided with a plurality of groove 28, the setting of groove 28 can reduce the contact area between blank 50 and clamping plate 20, when blank 50
Easily levelling during uneven surface, the clamping for being advantageous to blank 50 is fixed.The preferred groove 28 of present embodiment is provided with four, four
Groove 28 is separately positioned on the both sides of x-axis central axis and y-axis central axis, i.e., positioning hole 24 is clipped in two to be arranged in parallel
Between groove 28, the position provided with positioning hole 24 forms four fins on the surface of clamping plate 20.Four groove 28 is formed
Criss-cross construction, is separated into four regions, each clamping hole 26 is located at four areas respectively by the plate face of whole clamping plate 20
In domain, and it is covered with four regions.The clamping hole 26 that present embodiment is preferably placed in adjacent two region is respectively relative in x-axis
Mandrel line or y-axis central axis are symmetrical, can facilitate the clamping of the blank 50 of different size, and versatility is higher.
Jointly shown with Fig. 5 as shown in Figure 1, Figure 2, the preferred clamping hole 26 of present embodiment is screwed hole, and runs through clamping up and down
Plate 20, blank 50 can be by the clampings of clamping bolt 40 to clamping plate 20, such a installation way more convenient and quicker, at the same it is fixed more
Firmly.
As Fig. 1 and Fig. 2 are jointly shown, clamping plate 20 is arranged on Digit Control Machine Tool by mounting seat in present embodiment, peace
Dress seat is located at the lower section of clamping plate 20.Mounting seat includes the bottom plate 10 being be arranged in parallel with clamping plate about 20, bottom plate 10 and clamping
Connected as one between plate 20 by vertically arranged supporting plate 12, supporting plate 12 is provided with two pieces, and two supporting plates 12 are set respectively
In the relative both sides of the edge position of clamping plate 20.The lower section for being arranged on clamping plate 20 of supporting plate 12, which leaves installation and changed, determines
The space of position bolt 30.Clamping plate 20, supporting plate 12 and the relative position of bottom plate 10 are respectively equipped with the clamping plate peace vertically run through
Fill hole 22, supporting plate mounting hole 120 and bottom plate mounting hole 100, clamping plate mounting hole 22, supporting plate mounting hole 120 and bottom plate peace
It is screwed hole to fill hole 100, and bottom plate mounting hole 100 is counter sink, and under, the less one end in aperture exists the larger one end in its aperture
On, clamping plate 20, supporting plate 12 and bottom plate 10 by being thread through bottom plate mounting hole 100, supporting plate mounting hole 120 and dress successively
The assembling of installation bolt 14 of clamping plate mounting hole 22 is integrated.Mounting seat is fixed on Digit Control Machine Tool.
Positioning and clamping frock of the present invention is applicable to the single-piece of different size or the clamping of the blank of batch machining is fixed, tool
The operating process of body is as follows：
As shown in Figure 1, Figure 2, Fig. 3 and Fig. 4 are jointly shown, before the clamping of initial workpiece blank 50 of single-piece or batch machining is carried out,
The positioning hole 24 being adapted according to two spacing of spacing selection between two dowel holes 54 on blank 50, by two bolts
30 ' are respectively installed in two positioning holes 24, are then added respectively on two bolts 30 ' according to the aperture of two dowel holes 54
Work goes out the alignment pin 36 being adapted with corresponding dowel hole 54, and this two sizes of alignment pin 36 can be identical, also can be different, can
Very easily it is adapted with a variety of blanks 50, in batch production, alignment pin 36 only needs time processing.Positioning
After pin 36 machines, the dowel hole 54 of blank 50 is directed at alignment pin 36, blank 50 is positioned on clamping plate 20, then
Blank 50 is fixed on clamping plate 10 with clamping bolt 40 and completes clamping.After the completion of clamping, coordinate system is scheduled on two and determined
Point midway between the pin 36 of position, that is, in realizing point, it is no longer necessary to draw during table divides, and in once dividing after can be used continuously,
Without position in secondary point when changing blank or the processing back side, present embodiment preferably at regioselective hole 24 preferably with respect to
Symmetrically arranged two positioning hole 24 in midpoint of axis, the center of such clamping plate 20 is a point middle position, it is only necessary to by coordinate system
The midpoint of clamping plate 20 is scheduled on, even if changing the blank of different size later also without in re-starting point, Neng Gougeng
It is further to improve clamping efficiency.
From aforesaid operations flow, positioning and clamping frock of the present invention no longer needs centering in drawing table point, and once divides
After need not divide again, clamping speed is fast, and positioning precision is high, versatile, can greatly improve production efficiency, lifting from
Dynamicization degree.
The present invention is not limited to above-mentioned specific embodiment, one of ordinary skill in the art from above-mentioned design,
Without performing creative labour, a variety of conversion made, it is within the scope of the present invention.
Claims (10)
1. positioning and clamping frock, it is characterised in that including clamping plate,
Multiple positioning holes are arranged with the horizontal center line axis of the clamping plate, each positioning hole is screwed hole, described fixed
Position hole internal thread is provided with bolt, and the position that the screw rod of the bolt passes the clamping plate upper surface is processed to
The alignment pin being engaged with treating the dowel hole on clamping blank；
The clamping hole that multiple fixing holes with the blank are adapted is distributed with the clamping plate, the blank can be by tight
Firmware clamping is on the clamping plate.
2. positioning and clamping frock according to claim 1, it is characterised in that the x-axis central axis and y-axis of the clamping plate
The positioning hole is arranged with central axis, each positioning hole is relative to the x-axis central axis and the y-axis central shaft
The intersection point of line is symmetrical.
3. positioning and clamping frock according to claim 2, it is characterised in that be not provided with the positioning hole on the clamping plate
A plurality of groove is provided with the position of the clamping hole.
4. positioning and clamping frock according to claim 3, it is characterised in that each groove is separately positioned on the x-axis
The both sides of central axis and the y-axis central axis.
5. positioning and clamping frock according to claim 4, it is characterised in that each groove divide into the clamping plate
Four regions, the clamping hole is covered with four regions.
6. positioning and clamping frock according to claim 5, it is characterised in that the dress in adjacent two regions
Folder hole is respectively relative to the x-axis central axis or the y-axis central axis is symmetrical.
7. positioning and clamping frock according to claim 1, it is characterised in that the positioning hole is counter sink, and aperture is larger
One end under, the less one end in aperture is upper.
8. positioning and clamping frock according to claim 1, it is characterised in that the clamping hole is screwed hole, the blank
Can be by clamping bolt clamping to clamping plate.
9. the positioning and clamping frock according to claim 1 to 8 any claim, it is characterised in that the clamping plate
Lower section is provided with mounting seat, and the mounting seat includes the bottom plate being be arranged in parallel with the clamping plate and is vertically fixed on the clamping plate
With the supporting plate between the bottom plate, the supporting plate is arranged on the relative both sides of the edge position of the clamping plate.
10. positioning and clamping frock according to claim 9, it is characterised in that the clamping plate, the supporting plate and described
Corresponding position is respectively equipped with clamping plate mounting hole, supporting plate mounting hole and bottom plate mounting hole, the clamping plate peace on bottom plate
It is screwed hole to fill hole, the supporting plate mounting hole and the bottom plate mounting hole, and the bottom plate mounting hole is counter sink, described
Clamping plate, the supporting plate and the bottom plate are integrated by installing stud assembling.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710799852.5A CN107398758B (en) | 2017-09-07 | 2017-09-07 | Positioning and clamping tool |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710799852.5A CN107398758B (en) | 2017-09-07 | 2017-09-07 | Positioning and clamping tool |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN107398758A true CN107398758A (en) | 2017-11-28 |
| CN107398758B CN107398758B (en) | 2023-10-31 |
Family
ID=60398069
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201710799852.5A Active CN107398758B (en) | 2017-09-07 | 2017-09-07 | Positioning and clamping tool |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN107398758B (en) |
Cited By (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109352389A (en) * | 2018-12-07 | 2019-02-19 | 江西洪都航空工业集团有限责任公司 | A kind of hydraulic quick-clamping system |
| CN109454476A (en) * | 2018-12-16 | 2019-03-12 | 广东星联精密机械有限公司 | A kind of positioning tool of five-axis robot bottle blowing mould back side damping trough |
| CN110666535A (en) * | 2019-09-27 | 2020-01-10 | 天津航天机电设备研究所 | Clamping tool and method for batch processing of polyhedral products |
| CN111376284A (en) * | 2018-12-29 | 2020-07-07 | 江苏鲁汶仪器有限公司 | Manipulator and mechanical finger thereof |
| CN111451690A (en) * | 2020-04-26 | 2020-07-28 | 遵义宏港机械有限公司 | Power supply frame clamping device and using method thereof |
| CN112476236A (en) * | 2020-11-12 | 2021-03-12 | 力源液压（苏州）有限公司 | Floating hinge honing hole machining clamp and using method |
| CN113400051A (en) * | 2021-06-28 | 2021-09-17 | 江苏集萃精凯高端装备技术有限公司 | Milling fixture and milling method |
| CN114800046A (en) * | 2021-01-27 | 2022-07-29 | 一汽-大众汽车有限公司 | Rapid system establishing method for finished automobile model machining coordinate system |
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| CN206277164U (en) * | 2016-12-26 | 2017-06-27 | 歌尔科技有限公司 | Clamping and positioning device |
| CN207139345U (en) * | 2017-09-07 | 2018-03-27 | 歌尔股份有限公司 | Positioning and clamping frock |
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| CN101870004A (en) * | 2010-06-08 | 2010-10-27 | 优德精密工业(昆山)有限公司 | Fixture for batch processing of inflating model fixing seat |
| CA2811915A1 (en) * | 2010-09-30 | 2012-04-05 | Fcs System Srl | Modular structure for supporting blanks |
| CN102091806A (en) * | 2011-03-24 | 2011-06-15 | 常州华德机械有限公司 | Special clamp for motor shell macropore series for fine boring rail train |
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Cited By (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109352389A (en) * | 2018-12-07 | 2019-02-19 | 江西洪都航空工业集团有限责任公司 | A kind of hydraulic quick-clamping system |
| CN109454476A (en) * | 2018-12-16 | 2019-03-12 | 广东星联精密机械有限公司 | A kind of positioning tool of five-axis robot bottle blowing mould back side damping trough |
| CN111376284A (en) * | 2018-12-29 | 2020-07-07 | 江苏鲁汶仪器有限公司 | Manipulator and mechanical finger thereof |
| CN110666535A (en) * | 2019-09-27 | 2020-01-10 | 天津航天机电设备研究所 | Clamping tool and method for batch processing of polyhedral products |
| CN111451690A (en) * | 2020-04-26 | 2020-07-28 | 遵义宏港机械有限公司 | Power supply frame clamping device and using method thereof |
| CN112476236A (en) * | 2020-11-12 | 2021-03-12 | 力源液压（苏州）有限公司 | Floating hinge honing hole machining clamp and using method |
| CN114800046A (en) * | 2021-01-27 | 2022-07-29 | 一汽-大众汽车有限公司 | Rapid system establishing method for finished automobile model machining coordinate system |
| CN113400051A (en) * | 2021-06-28 | 2021-09-17 | 江苏集萃精凯高端装备技术有限公司 | Milling fixture and milling method |
| CN113400051B (en) * | 2021-06-28 | 2023-01-31 | 江苏集萃精凯高端装备技术有限公司 | Milling method |
Also Published As
| Publication number | Publication date |
|---|---|
| CN107398758B (en) | 2023-10-31 |
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