CN113909544A - Clamping fixture for milling groove of step part - Google Patents
Clamping fixture for milling groove of step part Download PDFInfo
- Publication number
- CN113909544A CN113909544A CN202111324874.9A CN202111324874A CN113909544A CN 113909544 A CN113909544 A CN 113909544A CN 202111324874 A CN202111324874 A CN 202111324874A CN 113909544 A CN113909544 A CN 113909544A
- Authority
- CN
- China
- Prior art keywords
- mounting groove
- cuboid
- backup plate
- milling
- grooves
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Pending
Links
- 238000003801 milling Methods 0.000 title claims abstract description 36
- 238000003825 pressing Methods 0.000 claims description 5
- 238000009434 installation Methods 0.000 claims 2
- 238000003754 machining Methods 0.000 abstract description 10
- 238000010923 batch production Methods 0.000 abstract description 5
- 238000004519 manufacturing process Methods 0.000 abstract description 5
- 241000446313 Lamella Species 0.000 abstract 1
- 238000000034 method Methods 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000010276 construction Methods 0.000 description 1
- 230000002349 favourable effect Effects 0.000 description 1
- 230000002452 interceptive effect Effects 0.000 description 1
- 239000011159 matrix material Substances 0.000 description 1
- 239000000203 mixture Substances 0.000 description 1
Images
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
- B23C—MILLING
- B23C3/00—Milling particular work; Special milling operations; Machines therefor
- B23C3/28—Grooving 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
- B23Q3/00—Devices holding, supporting, or positioning work or tools, of a kind normally removable from the machine
- B23Q3/02—Devices holding, supporting, or positioning work or tools, of a kind normally removable from the machine for mounting on a work-table, tool-slide, or analogous part
- B23Q3/06—Work-clamping means
- B23Q3/062—Work-clamping means adapted for holding workpieces having a special form or being made from a special material
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Moulds For Moulding Plastics Or The Like (AREA)
Abstract
The invention provides a mould for milling grooves of step parts, relates to a mould for milling grooves, and provides a mould for milling grooves of step parts, which can simultaneously mill grooves of a plurality of step parts, so that a designed clamp is convenient for clamping and dismounting the parts, the position precision required by part drawings can be ensured, the production efficiency is improved, and the requirement of batch production can be met. The device comprises a tire body, a backup plate, a middle pressure plate, two positioning blocks, two side pressure plates, two top plate connecting bolts and two top plates; the cuboid upper surface is processed respectively has backup plate mounting groove and roof mounting groove, and a plurality of ladder parts are installed respectively at two T-arrangement inslots, and the backup plate cartridge is in the backup plate mounting groove, and the roof is installed in the roof mounting groove, and the top surface between two T-arrangement inslots is fixed to the median lamella, and two locating pieces are installed at the both sides of cuboid upper surface to two side pressure boards, and terminal surface installs two locating pieces under the cuboid. The invention belongs to the field of machining.
Description
Technical Field
The invention relates to a mould for milling grooves, in particular to a mould for milling grooves of a step part, and belongs to the field of machining.
Background
In the prior art, the upper plane of the stepped part needs to be milled into a straight groove shape, and the straight groove shape needs to be milled and formed due to the fact that the turning of the external dimension of the part is completed. The groove machining of a part is usually completed through one-time clamping, the part clamping is slow, the machining time is long, the machining efficiency is low, the batch production of product parts is not facilitated, and the construction progress of products is influenced. Therefore, a special fixture needs to be designed for one-time clamping in order to improve the production efficiency of products, and can simultaneously perform groove milling on a plurality of step parts, so that the designed fixture can be used for conveniently clamping and disassembling the parts, the position precision required by part drawings can be ensured, the production efficiency is improved, and the requirement of batch production can be met.
Disclosure of Invention
The invention provides a mould for milling grooves of step parts, which can simultaneously mill grooves of a plurality of step parts, so that the designed clamp is convenient for clamping and disassembling the parts, can ensure the position precision required by part drawings, improves the production efficiency, and can meet the requirement of batch production.
The technical problem is solved by the following scheme:
the device comprises a tire body, a backup plate, a middle pressure plate, two positioning blocks, two side pressure plates, two top plate connecting bolts and two top plates;
the carcass is a cuboid, two T-shaped grooves are processed on the upper surface of the cuboid along the length direction, the left end of each T-shaped groove is communicated with the side wall, a backup plate mounting groove and a top plate mounting groove are respectively processed on the upper surface of the cuboid, the backup plate mounting groove is arranged close to the left end of the cuboid, the top plate mounting groove is arranged close to the right end of the cuboid, the backup plate mounting groove and the top plate mounting groove are both communicated with the two T-shaped grooves, the backup plate mounting groove and the top plate mounting groove are both arranged perpendicular to the T-shaped grooves,
a plurality of ladder parts are installed respectively at two T-arrangement inslots, the backup plate cartridge is in the backup plate mounting groove, two roofs are installed in the roof mounting groove, the one end top of every roof is on the ladder part on a T-arrangement inslot right side, the other end and a roof connecting bolt of every roof are connected, roof connecting bolt threaded connection installs on the right end of cuboid, the top surface between two T-arrangement grooves is fixed to the holding down plate, and the lower terminal surface of holding down plate respectively with the ladder part upper surface contact in two T-arrangement inslots, the both sides at the cuboid upper surface are installed to two side pressure plates, and the lower terminal surface of every cuboid and the ladder part upper surface contact in the T-arrangement inslot of below, surface mounting has two locating pieces under the cuboid.
Compared with the prior art, the invention has the following beneficial effects:
1. the clamping of the mould of this application is a clamping with the ladder part, carries out milling flutes processing to a plurality of ladder parts simultaneously, has realized a plurality of ladder parts word groove processing through a clamping, has reduced the clamping number of times, has shortened process time, improves the machining efficiency of product part, has still satisfied part batch production's requirement simultaneously.
2. The clamp has the advantages of simple structure, quick clamping, short processing period and high production efficiency, and the popularization of the clamp is favorable for providing the quality and the speed of machining.
Drawings
Fig. 1 is a front view of the overall structure of the present application.
Fig. 2 is a top view of fig. 1.
Fig. 3 is a front view of the carcass 1.
Fig. 4 is a top view of fig. 3.
Fig. 5 is a view from a-a in fig. 4.
Fig. 6 is a front view of the backup plate 3.
Fig. 7 is a top view of fig. 6.
Fig. 8 is a front view of the positioning block 5.
Fig. 9 is a top view of fig. 8.
Fig. 10 is a front view of the top plate attachment bolt 9.
Fig. 11 is a front view of the top plate 10.
FIG. 12 is a schematic view of a stepped feature.
Detailed Description
The first embodiment is as follows: the embodiment is described with reference to fig. 1 to 11, and the clamping fixture for milling the groove of the stepped part comprises a tire body 1, a backup plate 3, a middle pressure plate 8, two positioning blocks 5, two side pressure plates 7, two top plate connecting bolts 9 and two top plates 10;
the tyre body 1 is a cuboid, two T-shaped grooves are processed on the upper surface of the cuboid along the length direction, the left end of each T-shaped groove is communicated with the side wall, a backup plate mounting groove and a top plate mounting groove are respectively processed on the upper surface of the cuboid, the backup plate mounting groove is arranged close to the left end of the cuboid, the top plate mounting groove is arranged close to the right end of the cuboid, the backup plate mounting groove and the top plate mounting groove are both communicated with the two T-shaped grooves, the backup plate mounting groove and the top plate mounting groove are both arranged perpendicular to the T-shaped grooves,
a plurality of ladder parts are installed respectively at two T-arrangement inslots, 3 cartridges of backup plate are in the backup plate mounting groove, two roof 10 are installed in the roof mounting groove, the one end top of every roof 10 is on the ladder part on a T-arrangement inslot right side, the other end and a roof connecting bolt 9 of every roof 10 are connected, roof connecting bolt 9 threaded connection installs on the right-hand member of cuboid, well clamp plate 8 is fixed on the up end between two T-arrangement inslots, and well clamp plate 8's lower terminal surface respectively with the ladder part upper surface contact in two T-arrangement inslots, the both sides at the cuboid upper surface are installed to two side pressure plates 7, and the lower terminal surface of every cuboid and the ladder part upper surface contact in the T-arrangement inslot of below, surface mounting has two locating pieces 5 under the cuboid.
The second embodiment is as follows: the embodiment is described with reference to fig. 1 to 5, and the clamping fixture for milling the groove of the stepped part in the embodiment further comprises a backup plate fixing screw 2, wherein the backup plate fixing screw 2 is installed on the carcass 1 at the left end of the cuboid, and the backup plate fixing screw 2 is installed on the carcass 1 through a backup plate 3 in a threaded connection manner. Other components and connection modes are the same as those of the first embodiment.
The third concrete implementation mode: the embodiment is described with reference to fig. 1, fig. 2, fig. 8 and fig. 9, and the fixture for milling the groove of the stepped part in the embodiment further includes two positioning block connecting bolts 4, a counter bore is processed on the positioning block 5, a positioning block connecting bolt 4 is arranged in each counter bore, and the positioning block 5 is fixedly mounted on the lower end face of the carcass 1 through the positioning block connecting bolt 4. Two positioning blocks 5 on the lower end surface of the tire body 1 are symmetrically arranged. Other components and connection modes are the same as those of the first embodiment.
The fourth concrete implementation mode: in the present embodiment, the top plate 10 is a rectangular block, one end of the rectangular block is formed with a V-shaped groove, the other end of the rectangular block is formed with a T-shaped groove, and the inside of the V-shaped groove is in contact with the step part. Other components and connection modes are the same as those of the first embodiment.
The fifth concrete implementation mode: referring to fig. 1 and 10, the embodiment is described, and in the embodiment, a T-shaped connector is processed at the end of the threaded end of the top plate connecting bolt 9, and a square head is processed at the other end of the top plate connecting bolt 9. Other components and connection modes are the same as those of the first embodiment.
The sixth specific implementation mode: the embodiment will be described with reference to fig. 1 and 10, and the embodiment is a mold for milling a groove in a stepped part, wherein a T-shaped connector is processed at the end of the threaded end of a top plate connecting bolt 9, and a square head is processed at the other end of the top plate connecting bolt 9. Other compositions and connection modes are the same as those of the fourth or fifth embodiment mode.
The seventh embodiment: the embodiment is described with reference to fig. 1 and 2, and the embodiment further includes a plurality of cylindrical head screws 6, the middle pressure plate 8 is fixedly mounted on the upper end surface of the carcass 1 through the plurality of cylindrical head screws 6, and each side pressure plate 7 is fixedly mounted on the upper end surface of the carcass 1 through the plurality of cylindrical head screws 6. Other components and connection modes are the same as those of the first embodiment.
The specific implementation mode is eight: the embodiment is described with reference to fig. 1, fig. 5 and fig. 12, and the embodiment is a mold for milling a groove on a stepped part, the top end of the stepped part is a cylinder at the bottom end of a round handle, the diameter of the round handle is larger than that of the cylinder, the diameter of the round handle at the top end of the stepped part is the same as the width of the top end of a T-shaped groove, the diameter of the cylinder at the bottom end of the stepped part is the same as the width of the bottom end of the T-shaped groove, the top end of the stepped part is in tight fit with the top end of the T-shaped groove, and the diameter of the cylinder at the bottom end of the stepped part is in clearance fit with the bottom end of the T-shaped groove. Other components and connection modes are the same as those of the first embodiment.
The specific implementation method nine: the embodiment is described with reference to fig. 1 and 2, and the embodiment is a clamping fixture for milling grooves on stepped parts, wherein the bottoms of two ends of a tyre body 1 are provided with tyre body mounting parts, and each mounting part is provided with a U-shaped notch. And the clamping fixture is arranged on the workbench through the U-shaped notch. Other components and connection modes are the same as those of the first embodiment.
The detailed implementation mode is ten: the embodiment is described with reference to fig. 1, 2, 6 and 7, and the embodiment is a clamping fixture for milling a groove in a stepped part, wherein two milling cutters pass through a notch is machined at the top end of a backup plate 3, each milling cutter passes through the notch and is arranged in a T-shaped groove along the center line in the length direction, and the notch of the backup plate 3 is used when a cutter passes through during milling machining so as to prevent the milling cutters from interfering with the stepped part during machining. Other components and connection modes are the same as those of the first embodiment.
Principle of operation
This application is through the U-shaped opening of anchor clamps both sides with the stay bolt with anchor clamps clamping on the workstation of milling machine to put into the work piece in proper order in the T type elongated slot of matrix 1, for preventing the work piece from controlling the drunkenness, guarantee that the work piece location is accurate, install backup plate 3 in the backup plate mounting groove, and fixed through backup plate set screw 2, the roof connecting bolt 9 of screwing passes through roof 10 and pushes up tight ladder part
And then fixing the middle pressure plate 8 and the side pressure plate 7 on the tire body 1 by using the cylindrical head screw 6 to ensure that the workpiece is pressed in the vertical direction. And (3) milling grooves of two groups of stepped parts in the T-shaped grooves on equipment through two notches of the backup plate 3, loosening the cylindrical head screw 6 after the machining is finished, taking down the pressing plate 8 and the side pressing plate 7, screwing out the top plate connecting bolt 9, withdrawing the top plate from the right side of the tire body 1, and taking out the workpieces in sequence, thus finishing the milling.
Claims (10)
1. The utility model provides a mould that is used for ladder part milling flutes which characterized in that: the tire comprises a tire body (1), a backup plate (3), a middle pressure plate (8), two positioning blocks (5), two side pressure plates (7), two top plate connecting bolts (9) and two top plates (10);
the tire body (1) is a cuboid, two T-shaped grooves are processed on the upper surface of the cuboid along the length direction, the left end of each T-shaped groove is communicated with the side wall, a backup plate mounting groove and a top plate mounting groove are respectively processed on the upper surface of the cuboid, the backup plate mounting groove is arranged close to the left end of the cuboid, the top plate mounting groove is arranged close to the right end of the cuboid, the backup plate mounting groove and the top plate mounting groove are both communicated with the two T-shaped grooves, the backup plate mounting groove and the top plate mounting groove are both arranged perpendicular to the T-shaped grooves,
a plurality of ladder parts are installed respectively at two T-slot inslots, backup plate (3) cartridge is in the backup plate mounting groove, install in the roof mounting groove two roof (10), the one end top of every roof (10) is on the ladder part on a T-slot right side, the other end and a roof connecting bolt (9) of every roof (10) are connected, roof connecting bolt (9) threaded connection installs on the right end of cuboid, well clamp plate (8) are fixed on the up end between two T-slots, and the lower terminal surface of well clamp plate (8) respectively with the ladder part upper surface contact of two T-slot inslots, the both sides at the cuboid upper surface are installed to two side clamp plates (7), and the lower terminal surface of every cuboid and the ladder part upper surface contact of below T-slot inslot, two locating pieces (5) are installed to the terminal surface under the cuboid.
2. A clamping fixture for milling grooves in stepped parts according to claim 1, wherein: the tire carcass building device further comprises a backup plate fixing screw (2), wherein the backup plate fixing screw (2) is installed on the carcass (1) at the left end of the cuboid, and the backup plate fixing screw (2) penetrates through the backup plate (3) to be installed on the carcass (1) in a threaded connection mode.
3. A clamping fixture for milling grooves in stepped parts according to claim 1, wherein: the tire carcass structure is characterized by further comprising two positioning block connecting bolts (4), counter bores are machined in the positioning blocks (5), one positioning block connecting bolt (4) is arranged in each counter bore, and the positioning blocks (5) are fixedly mounted on the lower end face of the carcass (1) through the positioning block connecting bolts (4).
4. A clamping fixture for milling grooves in stepped parts according to claim 1, wherein: the top plate (10) is a rectangular block, a V-shaped groove is formed in one end of the rectangular block, a T-shaped groove is formed in the other end of the rectangular block, and the inside of the V-shaped groove is in contact with the step part.
5. A clamping fixture for milling grooves in stepped parts according to claim 1, wherein: the end part of the threaded end of the top plate connecting bolt (9) is processed with a T-shaped connector, and the other end of the top plate connecting bolt (9) is processed with a square head.
6. A mould for milling grooves on a stepped part according to claim 4 or 5, wherein: the T-shaped connector of the top plate connecting bolt (9) is clamped in the T-shaped groove of the top plate (10), and the top plate connecting bolt (9) is installed at the right end of the tire body (1) in a threaded connection mode.
7. A clamping fixture for milling grooves in stepped parts according to claim 1, wherein: the tire pressing plate is characterized by further comprising a plurality of cylindrical head screws (6), the middle pressing plate (8) is fixedly installed on the upper end face of the tire body (1) through the plurality of cylindrical head screws (6), and each side pressing plate (7) is fixedly installed on the upper end face of the tire body (1) through the plurality of cylindrical head screws (6).
8. A clamping fixture for milling grooves in stepped parts according to claim 1, wherein: the top end of the ladder part is a cylinder at the bottom end of a round handle, the diameter of the round handle is larger than that of the cylinder, the diameter of the round handle at the top end of the ladder part is the same as the width of the top end of a T-shaped groove, the diameter of the cylinder at the bottom end of the ladder part is the same as the width of the bottom end of the T-shaped groove, the top end of the ladder part is tightly matched with the top end of the T-shaped groove, and the diameter of the cylinder at the bottom end of the ladder part is in clearance fit with the bottom end of the T-shaped groove.
9. A clamping fixture for milling grooves in stepped parts according to claim 1, wherein: the bottoms of the two ends of the tire body (1) are provided with tire body installation parts, and each installation part is provided with a U-shaped opening. And the clamping fixture is arranged on the workbench through the U-shaped notch.
10. A clamping fixture for milling grooves in stepped parts according to claim 1, wherein: two milling cutters pass through the opening at the top end of the backup plate (3), and each milling cutter is arranged in the T-shaped groove correspondingly along the central line in the length direction through the opening.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202111324874.9A CN113909544A (en) | 2021-11-10 | 2021-11-10 | Clamping fixture for milling groove of step part |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202111324874.9A CN113909544A (en) | 2021-11-10 | 2021-11-10 | Clamping fixture for milling groove of step part |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN113909544A true CN113909544A (en) | 2022-01-11 |
Family
ID=79246035
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202111324874.9A Pending CN113909544A (en) | 2021-11-10 | 2021-11-10 | Clamping fixture for milling groove of step part |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN113909544A (en) |
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| EP0403427A2 (en) * | 1989-06-10 | 1990-12-19 | Erowa AG | Clamping device for workpieces destined to be processed on a machine-tool |
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| CN105666189A (en) * | 2016-04-11 | 2016-06-15 | 哈尔滨建成集团有限公司 | Clamp special for square part end face groove milling |
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| CN110660373A (en) * | 2019-09-26 | 2020-01-07 | 广州市罗曼士乐器制造有限公司 | Anti-fake string bead head and manufacturing method thereof |
| CN214292031U (en) * | 2020-12-02 | 2021-09-28 | 宝鸡石油机械有限责任公司 | Clamping tool for batch milling of end surface grooves of screws |
| CN217343736U (en) * | 2021-11-10 | 2022-09-02 | 中国兵器工业集团航空弹药研究院有限公司 | Clamping fixture for milling groove of step part |
-
2021
- 2021-11-10 CN CN202111324874.9A patent/CN113909544A/en active Pending
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| DE1502859A1 (en) * | 1965-12-03 | 1970-03-19 | Licentia Gmbh | Clamping device for the simultaneous processing of several workpieces of the same type, preferably for the simultaneous notching of several basket impact test rods |
| DE2658490A1 (en) * | 1976-12-23 | 1978-06-29 | Skf Kugellagerfabriken Gmbh | Multiple workpiece chuck mechanism - has jaws between parallel cross-members with auxiliary jaws movable in clamping direction |
| EP0403427A2 (en) * | 1989-06-10 | 1990-12-19 | Erowa AG | Clamping device for workpieces destined to be processed on a machine-tool |
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| CN105710675A (en) * | 2016-04-11 | 2016-06-29 | 哈尔滨建成集团有限公司 | Clamp special for groove milling of end faces of shaft parts |
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