CN104070252A - Clamp for cutting hollow workpiece into halves - Google Patents
Clamp for cutting hollow workpiece into halves Download PDFInfo
- Publication number
- CN104070252A CN104070252A CN201410314431.5A CN201410314431A CN104070252A CN 104070252 A CN104070252 A CN 104070252A CN 201410314431 A CN201410314431 A CN 201410314431A CN 104070252 A CN104070252 A CN 104070252A
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- workpiece
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- plate
- inner hole
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- Cutting Tools, Boring Holders, And Turrets (AREA)
- Jigs For Machine Tools (AREA)
Abstract
The invention discloses a clamp for cutting a hollow workpiece into halves and provides a clamp which is simple in structure, facilitates machining and has adjustability. A machine tool fixed hole, a workpiece placing groove and a cutting groove are formed in a base plate, a workpiece inner hole location plate is arranged in the workpiece placing groove and is detachably connected with the base plate, and the periphery of the workpiece inner hole location plate is matched with an inner hole of a workpiece. Each connection pull rod is connected with a cutting press plate, one end of each connection pull rod is connected with a corresponding cutting press plate, and the other end is connected with the base plate. Two cutting press plates respectively press two portions of the cut workpiece, and the cutting groove corresponds to a cutting joint of the workpiece. According to the clamp, the workpiece is fixed through combination of the workpiece inner hole location plate, the workpiece placing groove, the connection pull rods and the cutting press plates, the clamp is simple in structure, facilitates machining, is high in location accuracy and has adjustability, the requirements for machining of different workpieces can be met by changing the size of the workpiece inner hole location plate, and the machining cost is saved.
Description
Technical field
The present invention relates to technical field of tooling clamps, particularly relate to a kind of for half-and-half cutting the fixture of hollow workpiece.
Background technology
The shell of cylindric shell workpiece is by cast molding, and workpiece location inner hole surface processes at lathe, now need to half-and-half cut shell workpiece, and in this similar workpiece group, the diameter of its workpiece shell and endoporus is different, and thickness of shell is the same.Conventionally this kind of shell workpiece processing, the housing of different diameter of bores need to be processed at CNC milling machine the positioning fixture of a respective diameters, and institute's clamp for machining does not have adjustability.A fixture of the corresponding processing of shell workpiece of different-diameter, not only expends man-hour but also waste clamp material.In the processing of the shell workpiece of other shapes, there are equally the problems referred to above.
Summary of the invention
The object of the invention is for the technological deficiency existing in prior art, and provide a kind of simple in structure, easy to process, have adjustability for half-and-half cutting the fixture of hollow workpiece.
For realizing the technical scheme that object of the present invention adopts, be:
A kind of for half-and-half cutting the fixture of hollow workpiece, comprise base plate, inner hole of workpiece location-plate, two cylinder lever connecting rods and two cutting pressing plates, on described base plate, be provided with lathe fixing hole, workpiece mounting groove and cutting groove, described inner hole of workpiece location-plate be placed in described workpiece mounting groove and with described base plate releasable connection, the periphery of described inner hole of workpiece location-plate matches with the endoporus of described workpiece; Every described cylinder lever connecting rod one end connects with corresponding described cutting pressing plate, and the other end is connected with described base plate, and two described cutting pressing plates are pushed down respectively the two parts that cut workpiece; Described cutting groove is corresponding with the joint-cutting of workpiece, and the length of described cutting groove is greater than the diameter of maximum workpiece.
On described base plate, be provided with at least two workpiece periphery locating slots, described in each, in workpiece periphery locating slot, be separately installed with periphery positioning key, described periphery positioning key and described base plate releasable connection.
A side of described bottom is run through in described cutting groove one end, and the described base plate side of the side that corresponding described cutting groove runs through is provided with keyway, and end positioning key is installed in described keyway.
Described base plate is provided with corresponding locating hole with on described inner hole of workpiece location-plate, inserts the alignment pin for described base plate and described inner hole of workpiece location-plate location in described locating hole.
On described base plate, be provided with a plurality of connecting holes, described inner hole of workpiece location-plate is by inserting screw and the described base plate releasable connection in described connecting hole.
Two parts of workpiece after corresponding incision of a plurality of described connecting holes difference, and outwards arrange from the center of described base plate.
Described locating hole is a plurality of, and correspondence is cut two parts of rear workpiece respectively, and is symmetrical arranged.
Compared with prior art, the invention has the beneficial effects as follows:
1, fixture of the present invention is fixed workpiece by the combination of inner hole of workpiece location-plate, workpiece mounting groove and cylinder lever connecting rod and cutting pressing plate, and simple in structure, easy to process, positioning precision is high.And, there is adjustability, by changing the size of inner hole of workpiece location-plate, can adapt to the needs of different workpieces processing, saved processing cost.
2, in fixture of the present invention, on base plate, be provided with at least two workpiece periphery locating slots, in each workpiece periphery locating slot, periphery positioning key be installed, by periphery positioning key, workpiece periphery is positioned, ensured the stability of processing, improved machining accuracy.Meanwhile, when workpiece size changes, thereby can regulate the position of periphery positioning key to adapt to the processing needs of different size workpiece, strong adaptability.
3, in fixture of the present invention, the side running through at base plate and cutting groove is provided with keyway, and end positioning key is installed in keyway, can effectively reduce the small dislocation distortion after base plate both sides are cut open, and machining accuracy is high.
Accompanying drawing explanation
Figure 1 shows that the present invention is for half-and-half cutting the schematic diagram of the fixture of hollow workpiece;
Figure 2 shows that the present invention is for half-and-half cutting the schematic diagram of the fixture base plate of hollow workpiece;
Figure 3 shows that of the present invention for half-and-half cutting the use state diagram of the fixture of hollow workpiece.
The specific embodiment
Below in conjunction with the drawings and specific embodiments, the present invention is described in further detail.
The present invention for half-and-half cut hollow workpiece fixture schematic diagram as shown in Figure 1-Figure 3, comprise base plate 1, inner hole of workpiece location-plate 4, two cylinder lever connecting rods 8 and two cutting pressing plates 9, on described base plate 1, be provided with lathe fixing hole 11, workpiece mounting groove 10 and cutting groove 12, described inner hole of workpiece location-plate 4 be placed in described workpiece mounting groove 10 and with described base plate 1 releasable connection, in the present embodiment, on described base plate 1, be provided with a plurality of connecting holes 15, described inner hole of workpiece location-plate 4 is by inserting the screw 6 and described base plate 1 releasable connection in described connecting hole 15.The periphery of described inner hole of workpiece location-plate 4 matches with the endoporus of described workpiece.Every described cylinder lever connecting rod 8 one end connect with corresponding described cutting pressing plate 9, and the other end is connected with described base plate 1, and two described cutting pressing plates 9 are pushed down respectively the two parts that cut workpiece.Described cutting groove 12 is corresponding with the joint-cutting of workpiece, and the length of described cutting groove 12 is greater than the diameter of maximum workpiece.
When being shaped as of workpiece is cylindrical, for periphery is positioned, on described base plate 1, be provided with at least two workpiece periphery locating slots 13, described in each, in workpiece periphery locating slot 13, be separately installed with periphery positioning key 3, described periphery positioning key 3 passes through screw releasable connection with described base plate 1.After a plurality of workpiece periphery positioning key 3 combinations, the periphery of workpiece is positioned.When workpiece be shaped as rectangle or rhombus etc., can carry out by workpiece mounting groove the location of workpiece periphery.Also can position by workpiece periphery locating slot.
In order effectively to reduce the small dislocation distortion after base plate both sides are cut open, a side of described bottom 1 is run through in described cutting groove 12 one end, described base plate 1 side of the side that corresponding described cutting groove 12 runs through is provided with keyway 14, in described keyway 14, end positioning key 5 is installed.
For accurate location, described base plate 1 is respectively arranged with corresponding locating hole 16 with on described inner hole of workpiece location-plate 4, inserts the alignment pin 7 with described inner hole of workpiece location-plate 4 location for described base plate 1 in described locating hole 16.
In the present embodiment, two parts of the workpiece after corresponding incision of a plurality of described connecting holes 15 difference, and outwards arrange from the center of described base plate 1.
Described locating hole 16 is a plurality of, and correspondence is cut two parts of rear workpiece respectively, and is symmetrical arranged.
In the present embodiment, described cylinder lever connecting rod 8 can adopt long spiro nail, and long spiro nail one end is through described base plate 1 and cut pressing plate 9, and cutting pressing plate is pressed in to the upper surface of workpiece by fastening nut.
During use, base plate 1 is fixed on wire cutting machine tool transverse slat by the screw through lathe fixing hole 11, guarantees that base plate side is parallel with lathe axle.Internal hole positioning plate 4 is put into workpiece mounting groove 10, the locating hole on Internal hole positioning plate is aimed at the locating hole 16 in workpiece mounting groove 10, and put into alignment pin 7 and position, recycling screw 6 is fixing with base plate 1 by Internal hole positioning plate 4.By putting into the workpiece mounting groove 10 of base plate 1 after the endoporus alignment pieces Internal hole positioning plate 4 of shell workpiece 2, by 4 pairs of inner hole of workpieces of inner hole of workpiece location-plate, position.Periphery positioning key 3 is respectively charged in the workpiece periphery locating slot 13 of the base plate left and right sides, so that shell workpiece is circumferentially located.And then tighten workpiece periphery locating slot 13 and the screw that base plate 1 is connected, prevent that key from sliding along groove.By tightening cylinder lever connecting rod 8, will cut pressing plate 9 compression shell workpiece.When line cutting wire penetrates after cutting groove 12, end positioning key 5 is embedded in end keyway 14 and carries out cutting processing.
The large I of inner hole of workpiece location-plate 4 is changed according to the size of processed shell inner hole of workpiece, and periphery positioning key 3 positions, left and right of workpiece mounting groove 10 both sides can be adjusted according to the size of shell workpiece peripheral dimension.Base plate 1 leading flank has end keyway 14, and the small dislocation that can effectively reduce after base plate 1 both sides are cut open by embedding end positioning key 5 is out of shape.Fixture adaptability of the present invention is strong, and adjusting operation is convenient, and positioning precision is high.
The above is only the preferred embodiment of the present invention; it should be pointed out that for those skilled in the art, under the premise without departing from the principles of the invention; can also make some improvements and modifications, these improvements and modifications also should be considered as protection scope of the present invention.
Claims (7)
1. one kind for half-and-half cutting the fixture of hollow workpiece, it is characterized in that, comprise base plate, inner hole of workpiece location-plate, two cylinder lever connecting rods and two cutting pressing plates, on described base plate, be provided with lathe fixing hole, workpiece mounting groove and cutting groove, described inner hole of workpiece location-plate be placed in described workpiece mounting groove and with described base plate releasable connection, the periphery of described inner hole of workpiece location-plate matches with the endoporus of described workpiece; Every described cylinder lever connecting rod one end connects with corresponding described cutting pressing plate, and the other end is connected with described base plate, and two described cutting pressing plates are pushed down respectively the two parts that cut workpiece; Described cutting groove is corresponding with the joint-cutting of workpiece, and the length of described cutting groove is greater than the diameter of maximum workpiece.
2. according to claim 1 for half-and-half cutting the fixture of hollow workpiece, it is characterized in that, on described base plate, be provided with at least two workpiece periphery locating slots, described in each, in workpiece periphery locating slot, be separately installed with periphery positioning key, described periphery positioning key and described base plate releasable connection.
3. according to claim 1 and 2 for half-and-half cutting the fixture of hollow workpiece, it is characterized in that, a side of described bottom is run through in described cutting groove one end, and the described base plate side of the side that corresponding described cutting groove runs through is provided with keyway, and end positioning key is installed in described keyway.
4. according to claim 3 for half-and-half cutting the fixture of hollow workpiece, it is characterized in that, described base plate is provided with corresponding locating hole with on described inner hole of workpiece location-plate, inserts the alignment pin for described base plate and described inner hole of workpiece location-plate location in described locating hole.
5. according to claim 3ly for half-and-half cutting the fixture of hollow workpiece, it is characterized in that, be provided with a plurality of connecting holes on described base plate, described inner hole of workpiece location-plate is by inserting screw and the described base plate releasable connection in described connecting hole.
6. according to claim 5ly for half-and-half cutting the fixture of hollow workpiece, it is characterized in that, a plurality of described connecting holes are two parts of the workpiece after corresponding incision respectively, and outwards arrange from the center of described base plate.
7. according to claim 4ly for half-and-half cutting the fixture of hollow workpiece, it is characterized in that, described locating hole is a plurality of, two parts of workpiece after corresponding incision respectively, and be symmetrical arranged.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410314431.5A CN104070252B (en) | 2014-07-03 | 2014-07-03 | A kind of fixture for being used to be cut in half hollow workpiece |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410314431.5A CN104070252B (en) | 2014-07-03 | 2014-07-03 | A kind of fixture for being used to be cut in half hollow workpiece |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN104070252A true CN104070252A (en) | 2014-10-01 |
| CN104070252B CN104070252B (en) | 2017-08-04 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201410314431.5A Expired - Fee Related CN104070252B (en) | 2014-07-03 | 2014-07-03 | A kind of fixture for being used to be cut in half hollow workpiece |
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| CN (1) | CN104070252B (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104907656A (en) * | 2015-06-30 | 2015-09-16 | 成都八九九科技有限公司 | Clamp for magnetized magnetic ring for linear cutting and application method thereof |
| CN105436640A (en) * | 2015-12-15 | 2016-03-30 | 常州金安冶金设备有限公司 | Parallel locking gear key groove manufacturing device and technique thereof |
| CN115431061A (en) * | 2022-08-17 | 2022-12-06 | 贵州天义电器有限责任公司 | Clamp for machining holes and notches of parts such as outer cover and machining method of outer cover |
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| CN201744875U (en) * | 2010-06-28 | 2011-02-16 | 四川航空液压机械厂 | Machining fixture of circumferential surface of sleeve-shaped workpiece |
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| CN202555930U (en) * | 2012-01-05 | 2012-11-28 | 南昌大学 | Wire-electrode cutting clamp for hemispheric workpiece |
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| US20130255461A1 (en) * | 2010-12-28 | 2013-10-03 | Korea Basic Science Institute | Jig for winston cone baffle machining |
| CN103639777A (en) * | 2013-11-28 | 2014-03-19 | 无锡市航鹄科技有限公司 | High-precision hole-milling positioning tool |
| CN103639553A (en) * | 2013-11-28 | 2014-03-19 | 无锡市航鹄科技有限公司 | High-precision positioning clamp for wire cutting |
| CN203992700U (en) * | 2014-07-03 | 2014-12-10 | 天津商业大学 | A kind of for half-and-half cutting the fixture of hollow workpiece |
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2014
- 2014-07-03 CN CN201410314431.5A patent/CN104070252B/en not_active Expired - Fee Related
Patent Citations (11)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2683310Y (en) * | 2004-03-26 | 2005-03-09 | 比亚迪股份有限公司 | Clamp for linear cutting machine |
| CN201619003U (en) * | 2009-09-09 | 2010-11-03 | 江苏长三角模具城发展有限公司 | Special indexing mechanism for processing gear injection mold cavity |
| CN201744875U (en) * | 2010-06-28 | 2011-02-16 | 四川航空液压机械厂 | Machining fixture of circumferential surface of sleeve-shaped workpiece |
| US20130255461A1 (en) * | 2010-12-28 | 2013-10-03 | Korea Basic Science Institute | Jig for winston cone baffle machining |
| CN102416572A (en) * | 2011-12-06 | 2012-04-18 | 苏州工业园区艺达精密机械有限公司 | Disc-shaped workpiece frock clamp |
| CN202555930U (en) * | 2012-01-05 | 2012-11-28 | 南昌大学 | Wire-electrode cutting clamp for hemispheric workpiece |
| CN102990174A (en) * | 2012-11-26 | 2013-03-27 | 无锡市航鹄科技有限公司 | Milling-cutting integrated processing and positioning frock |
| CN202964089U (en) * | 2012-11-26 | 2013-06-05 | 无锡市航鹄科技有限公司 | High-precision cutting square groove locating fixture |
| CN103639777A (en) * | 2013-11-28 | 2014-03-19 | 无锡市航鹄科技有限公司 | High-precision hole-milling positioning tool |
| CN103639553A (en) * | 2013-11-28 | 2014-03-19 | 无锡市航鹄科技有限公司 | High-precision positioning clamp for wire cutting |
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Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104907656A (en) * | 2015-06-30 | 2015-09-16 | 成都八九九科技有限公司 | Clamp for magnetized magnetic ring for linear cutting and application method thereof |
| CN105436640A (en) * | 2015-12-15 | 2016-03-30 | 常州金安冶金设备有限公司 | Parallel locking gear key groove manufacturing device and technique thereof |
| CN105436640B (en) * | 2015-12-15 | 2018-01-09 | 常州金安冶金设备有限公司 | A kind of locking gear keyway manufacture device in parallel |
| CN115431061A (en) * | 2022-08-17 | 2022-12-06 | 贵州天义电器有限责任公司 | Clamp for machining holes and notches of parts such as outer cover and machining method of outer cover |
Also Published As
| Publication number | Publication date |
|---|---|
| CN104070252B (en) | 2017-08-04 |
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Granted publication date: 20170804 Termination date: 20180703 |