CN218591905U - Complicated casing milling tool clamp - Google Patents
Complicated casing milling tool clamp Download PDFInfo
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- CN218591905U CN218591905U CN202222643493.3U CN202222643493U CN218591905U CN 218591905 U CN218591905 U CN 218591905U CN 202222643493 U CN202222643493 U CN 202222643493U CN 218591905 U CN218591905 U CN 218591905U
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- 238000003801 milling Methods 0.000 title claims abstract description 12
- 238000003825 pressing Methods 0.000 claims abstract description 14
- 230000002093 peripheral effect Effects 0.000 claims description 5
- 238000003754 machining Methods 0.000 abstract description 7
- 230000000694 effects Effects 0.000 abstract description 3
- 238000004519 manufacturing process Methods 0.000 abstract description 3
- 238000005516 engineering process Methods 0.000 abstract description 2
- 238000000034 method Methods 0.000 description 8
- 230000007704 transition Effects 0.000 description 4
- 238000005266 casting Methods 0.000 description 3
- 238000009833 condensation Methods 0.000 description 2
- 230000005494 condensation Effects 0.000 description 2
- 238000010586 diagram Methods 0.000 description 2
- 230000001172 regenerating effect Effects 0.000 description 2
- 238000009434 installation Methods 0.000 description 1
- 230000000149 penetrating effect Effects 0.000 description 1
- 230000003014 reinforcing effect Effects 0.000 description 1
- 238000003466 welding Methods 0.000 description 1
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02P—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN THE PRODUCTION OR PROCESSING OF GOODS
- Y02P70/00—Climate change mitigation technologies in the production process for final industrial or consumer products
- Y02P70/10—Greenhouse gas [GHG] capture, material saving, heat recovery or other energy efficient measures, e.g. motor control, characterised by manufacturing processes, e.g. for rolling metal or metal working
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- Jigs For Machine Tools (AREA)
Abstract
The utility model relates to the technical field of machining technology in the mechanical industry, in particular to a tool clamp for positioning and clamping a thin-wall shell with a complex appearance and implementing the machining of a milling machine, which comprises a bottom plate, wherein a clamping device for clamping a workpiece, a movable positioning device for positioning the workpiece and a fixed positioning device are arranged on the bottom plate; the fixed positioning device comprises a fixed shaft which is vertically arranged on the bottom plate and is fixedly connected with the bottom plate, a shaft shoulder is arranged at one end of the fixed shaft, which is far away from the bottom plate, and a first truncated cone-shaped positioning block is sleeved on the fixed shaft; the utility model discloses convenient to use, fast loading and unloading can realize quick location, clamping, the utility model discloses utilize two horizontal interfaces and a vertical interface as the location benchmark, use fixed position device and activity positioner to carry out spacing combination clamping device and realize that the location of work piece is tight, realize pressing from both sides the tight effective location of work piece, improve production efficiency.
Description
Technical Field
The utility model relates to a machinery trade machining technology field relates to a frock clamp that location, clamp of the complicated thin wall casing of appearance and milling machine processing were implemented, concretely relates to complicated casing mills frock clamp.
Background
The tool fixture is a technological device, is widely used for machining process, welding process, assembling process and the like in the mechanical industry, and aims to improve the possibility of the technological method, stabilize the quality, improve the efficiency, reduce the cost, reduce the labor intensity and the like.
A shell casting blank with a complex appearance is arranged in the company, as shown in fig. 1 and fig. 2, a shell is a part of a regenerative condensation device with a certain model, is welded with a regenerative condensation main core body and is connected and fixed on an aviation product, the shell plays roles of mechanical connection and connection of a plurality of airflow channels, the blank has a complex appearance, the appearance of the blank is deformed greatly after the blank is formed, the size of the blank is seriously out of tolerance, the technological reference is completely failed, but one side surface of the shell is provided with two horizontal interfaces, the other corresponding side surface is provided with an interface in the vertical direction, and the mutual position and size of the three interfaces are strict;
the product has complex appearance and internal structure and thinner wall thickness, and because the blank piece is formed by casting, the process method determines that the blank has larger tolerance, and because the appearance is complex and the casting process is difficult to avoid generating larger deformation, the subsequent machining process can not position, clamp and machine, and the traditional blank opening and scribing methods can not quickly and effectively solve the problems.
SUMMERY OF THE UTILITY MODEL
In order to solve the problem, the utility model provides a convenient to use, fast loading and unloading can realize quick location, clamping, make things convenient for a complicated casing of machine tooling anchor clamps that mills.
The utility model relates to a complex shell milling tool fixture, which comprises a bottom plate, wherein a clamping device for clamping a workpiece, a movable positioning device for positioning the workpiece and a fixed positioning device are arranged on the bottom plate;
the fixed positioning device comprises a fixed shaft which is vertically arranged on the bottom plate and is fixedly connected with the bottom plate, a shaft shoulder is arranged at one end, away from the bottom plate, of the fixed shaft, a first truncated cone-shaped positioning block is sleeved on the fixed shaft, one surface, facing the bottom plate, of the first positioning block abuts against the shaft shoulder, and a first truncated cone-shaped positioning boss matched with a vertical downward interface on a workpiece is arranged on the first positioning block;
the circumferential surface of the first positioning block is uniformly provided with a plurality of first clamping blocks, each first clamping block comprises a first clamping block body, two ends of one surface, facing the first positioning boss, of each first clamping block are respectively provided with a first limiting bulge, and the middle part of each first clamping block body is connected with the first positioning block through a screw;
the number of the fixed positioning devices is one, the number of the movable positioning devices is two, the two movable positioning devices and the fixed positioning device are matched and connected with two horizontal interfaces on the workpiece in an area workpiece positioning area;
the clamping devices are at least two, wherein the two clamping devices are respectively positioned at two corresponding sides of the workpiece positioning area, and the two clamping devices and the movable positioning device are respectively positioned at two adjacent sides of the workpiece positioning area.
Preferably, the clamping device comprises a supporting seat and a pressing plate which are fixedly connected with the bottom plate, the middle part of the pressing plate is connected with the top of the supporting seat through an adjusting bolt, a supporting bolt and a supporting nail are arranged on two sides of the adjusting bolt respectively, the supporting bolt is connected with the supporting seat in a threaded manner and is adjustable in height, the supporting nail is connected with the supporting seat in a threaded manner, a first locking nut is further connected onto the supporting nail in a threaded manner, the length of the supporting bolt is greater than that of the supporting nail, and an area between the supporting nail and the pressing plate is a clamping area.
Preferably, six clamping devices are arranged, and the six clamping devices are respectively positioned at the left side and the right side of the movable positioning device and the fixed positioning device;
at least one clamping device in the clamping devices positioned on the same side of the movable positioning device and the fixed positioning device is connected with the bottom plate through a sliding structure.
Preferably, the sliding structure comprises a sliding slot provided on the base plate, and the clamping device is connected to the base plate by a bolt passing through the sliding slot.
Preferably, the end of the fixed shaft connected with the bottom plate is step-shaped, the peripheral surface of the fixed shaft is provided with external threads, a step limiting hole is formed in the position, corresponding to the fixed shaft, of the bottom plate, the end part of the end, connected with the bottom plate, of the fixed shaft is clamped in the step limiting hole, and the fixed shaft above the bottom plate is connected with a second locking nut.
Or preferably, the movable positioning device comprises a vertical plate fixedly connected with the bottom plate and a circular truncated cone-shaped second positioning block, a connecting hole is formed in one end, far away from the bottom plate, of the vertical plate, and the second positioning block is connected with the vertical plate through a connecting shaft;
the second positioning block is fixedly connected with one end part of the connecting shaft, the central axis of the second positioning block and the central axis of the connecting shaft are positioned on the same straight line, and one end of the connecting shaft, far away from the second positioning block, penetrates through the connecting hole and then is fixedly connected with the vertical plate through third locking nuts positioned on two sides of the connecting hole and external threads arranged on the peripheral surface of the connecting shaft;
one surface of the second positioning block, which faces the workpiece positioning area, is provided with a circular truncated cone-shaped second positioning boss matched with a horizontal interface on the workpiece;
the periphery of the second positioning block is evenly provided with a plurality of second clamping blocks, each second clamping block comprises a second clamping block body, second limiting bulges are arranged at two ends of one surface, facing the second positioning boss, of each second clamping block, and the middle of each second clamping block body is connected with the corresponding second positioning block through screws.
Preferably, the first limiting protrusion is in transition connection with the uniform inclined surface of the first limiting boss, and the second limiting protrusion is in transition connection with the uniform inclined surface of the second limiting boss.
The utility model discloses convenient to use, fast loading and unloading can realize quick location, clamping, make things convenient for the machine tooling, the utility model discloses utilize two horizontal interfaces and a vertical interface as the location benchmark, use fixed position device and activity positioner to carry out spacing combination clamping device and realize that the location of work piece is tight, realize pressing from both sides tightly the effective location of work piece, improve production efficiency.
Drawings
Fig. 1 is a schematic structural diagram of a housing.
Fig. 2 is another view of fig. 1.
Fig. 3 is a schematic structural view of the present invention.
Fig. 4 is a schematic view of the structure of the clamping device.
Fig. 5 is a schematic structural view of the movable positioning device.
Fig. 6 is a schematic structural view of the fixing and positioning device.
Figure 7 is the structure schematic diagram of the clamping shell of the utility model.
Reference numerals: 1-a fixed positioning device, 2-a clamping device, 3-a movable positioning device, 4-a bottom plate, 5-a fixed shaft, 6-a first positioning block, 7-a first clamping block body, 8-a first limiting protrusion, 9-a supporting seat, 10-a supporting nail, 11-a pressing plate, 12-a first locking nut, 13-a supporting bolt, 14-a second locking nut, 15-a third locking nut, 16-a second clamping block body, 17-a second limiting protrusion and 18-a second positioning block.
Detailed Description
The utility model relates to a complex shell milling tool fixture, which comprises a bottom plate 4, wherein a clamping device 2 for clamping a workpiece, a movable positioning device 3 for positioning the workpiece and a fixed positioning device 1 are arranged on the bottom plate 4;
the fixed positioning device 1 comprises a fixed shaft 5 which is vertically arranged on a bottom plate 4 and is fixedly connected with the bottom plate 4, a shaft shoulder is arranged at one end, far away from the bottom plate 4, of the fixed shaft 5, a first truncated cone-shaped positioning block 6 is sleeved on the fixed shaft 5, one surface, facing the bottom plate 4, of the first positioning block 6 abuts against the shaft shoulder, and a first truncated cone-shaped positioning boss matched with a vertical downward interface on a workpiece is arranged on the first positioning block 6;
the periphery of the first positioning block 6 is also uniformly provided with a plurality of first clamping blocks, each first clamping block comprises a first clamping block body 7, two ends of one surface of each first clamping block, which faces the first positioning boss, are respectively provided with a first limiting bulge 8, and the middle part of each first clamping block body 7 is connected with the first positioning block 6 through a screw;
the number of the fixed positioning devices 1 is one, the number of the movable positioning devices 3 is two, the two movable positioning devices 3 are matched and connected with two horizontal interfaces on the workpiece in an area workpiece positioning area between the fixed positioning devices 1 and the two movable positioning devices 3;
the number of the clamping devices 2 is at least two, wherein the two clamping devices 2 are respectively located on two corresponding sides of the workpiece positioning area, and the two clamping devices 2 and the movable positioning device 3 are respectively located on two adjacent sides of the workpiece positioning area.
Clamping device 2 includes the supporting seat 9 and the clamp plate 11 that link to each other with bottom plate 4 is fixed, clamp plate 11 middle part is passed through adjusting bolt and is linked to each other with supporting seat 9 top, and the adjusting bolt both sides are provided with stay bolt 13 and supporting nail 10 respectively, stay bolt 13 and supporting nail 10 all link to each other with supporting seat 9 screw thread, and the last threaded connection that still goes up of supporting nail 10 has first lock nut 12, stay bolt 13's length is greater than the length of supporting nail 10, and the region between supporting nail 10 and the clamp plate 11 is the clamping area.
Six clamping devices 2 are arranged, and the six clamping devices 2 are respectively positioned at the left side and the right side of the movable positioning device 3 and the fixed positioning device 1;
at least one clamping device 2 of the clamping devices 2 located on the same side of the movable positioning device 3 as the fixed positioning device 1 is connected to the base plate 4 by a sliding structure.
The sliding structure comprises a sliding groove arranged on the bottom plate 4, and the clamping device 2 is connected with the bottom plate 4 through a bolt penetrating through the sliding groove.
The one end that fixed axle 5 links to each other with bottom plate 4 is the step form, and is provided with the external screw thread on the fixed axle 5 global, is provided with the spacing hole of step on the position that corresponds fixed axle 5 on bottom plate 4, and the one end tip block that fixed axle 5 links to each other with bottom plate 4 is in the spacing hole of step, and is connected with second lock nut 14 on the fixed axle 5 that is located bottom plate 4 top.
The movable positioning device 3 comprises a vertical plate fixedly connected with the bottom plate 4 and a circular truncated cone-shaped second positioning block 18, a connecting hole is formed in one end, far away from the bottom plate 4, of the vertical plate, and the second positioning block 18 is connected with the vertical plate through a connecting shaft;
the second positioning block 18 is fixedly connected with one end of the connecting shaft, the central axis of the second positioning block 18 is positioned on the same straight line with the central axis of the connecting shaft, and one end of the connecting shaft, far away from the second positioning block 18, penetrates through the connecting hole and then is positioned
one surface of the second positioning block 18 facing the workpiece positioning area is provided with a circular truncated cone-shaped second positioning boss matched with a horizontal interface on the workpiece;
a plurality of second clamping blocks are evenly distributed on the circumferential surface of the second positioning block 18 and comprise a second clamping block body 16, second limiting protrusions 17 are arranged at two ends of one surface, facing the second positioning boss, of each second clamping block, and the middle of the second clamping block body 16 is connected with the second positioning block 18 through screws.
The first limiting bulge 8 is in transition connection with the uniform inclined surface of the first limiting boss, and the second limiting bulge 17 is in transition connection with the uniform inclined surface of the second limiting boss.
The fixture is firstly positioned by a fixed positioning device 1 in the using process; fixed axle 5 stretches out from bottom to top from the step hole on bottom plate 4, and the locking of second nut can guarantee that first locating piece 6 is fixed with bottom plate 4 relative position, and earlier during the work piece installation lean on tightly corresponding horizontal interface and vertical interface and terminal surface the utility model discloses locating piece and terminal surface have restricted work piece X, Y, Z axial translation degree of freedom.
Two movable positioning device 3 pass through the riser and are connected with 4 location of bottom plate, and riser and 4 position fixing bolt of bottom plate are connected, corresponding connecting hole clearance fit on connecting axle and the riser, and the connecting axle can freely slide in the connecting hole, connecting shaft tip and 6 fixed connection of first locating piece, behind the casing of 1 effective positioning of fixed positioning device, to the utility model discloses inboard two movable positioning devices that promote make second locating piece 18 effective location, locking riser both sides third lock nut 15 accomplishes two second locating piece 18 location, and two movable positioning device 3 have restricted work piece X, Y, the rotatory degree of freedom of Z axle. The first clamping block body 7 and the second clamping block body 16 are screwed for reinforcing and positioning, and the first clamping block body 7 and the second clamping block are used for connecting the first positioning block 6 and the second positioning block 18 with the shell; at this point, the workpiece positioning is completed.
After the positioning is finished, in order to prevent the generation of a vibration cutter and the deformation of a workpiece in the machining process, the workpiece is strengthened and fixed again by the clamping device 2. The clamping devices 2 are six groups in total, wherein four groups of clamping devices are fixed with the bottom plate 4, two groups of clamping devices are movable, and the clamping devices are loosened to move the assembly to a required position and then nuts are screwed; in the using process, the supporting function of the workpiece is ensured, and the machining interference is avoided. All the supporting nails 10 are in threaded connection with the supporting seat 9, when in use, the supporting nails 10 are rotated to effectively support a workpiece, the round nuts are locked to complete supporting, the pressing plate 11 is moved to an effective pressing position to press the pressing block, and then the workpiece pressing is completed.
The utility model discloses convenient to use, fast loading and unloading can realize quick location, clamping, make things convenient for the machine tooling, the utility model discloses utilize two horizontal interfaces and a vertical interface as the location benchmark, use fixed position device 1 and activity positioner 3 to carry out spacing combination clamping device 2 and realize that the location of work piece presss from both sides tightly, realize pressing from both sides tightly the effective location of work piece, improve production efficiency.
Claims (7)
1. A complex shell milling tool clamp comprises a base plate (4), and is characterized in that a clamping device (2) for clamping a workpiece, a movable positioning device (3) for positioning the workpiece and a fixed positioning device (1) are arranged on the base plate (4);
the fixed positioning device (1) comprises a fixed shaft (5) which is vertically arranged on the bottom plate (4) and is fixedly connected with the bottom plate (4), a shaft shoulder is arranged at one end, away from the bottom plate (4), of the fixed shaft (5), a first truncated cone-shaped positioning block (6) is sleeved on the fixed shaft (5), one surface, facing the bottom plate (4), of the first positioning block (6) abuts against the shaft shoulder, and a first truncated cone-shaped positioning boss matched with a vertical downward interface on a workpiece is arranged on the first positioning block (6);
the peripheral surface of the first positioning block (6) is uniformly provided with a plurality of first clamping blocks, each first clamping block comprises a first clamping block body (7), two ends of one surface, facing the first positioning boss, of each first clamping block are respectively provided with a first limiting bulge (8), and the middle part of each first clamping block body (7) is connected with the first positioning block (6) through a screw;
one fixed positioning device (1) is arranged, two movable positioning devices (3) are arranged, the area between the two movable positioning devices (3) and the fixed positioning device (1) is a workpiece positioning area, and the two movable positioning devices (3) are connected with two horizontal interfaces on a workpiece in a matching manner;
the clamping devices (2) are at least two, wherein the two clamping devices (2) are respectively located on two corresponding sides of the workpiece positioning area, and the two clamping devices (2) and the movable positioning device (3) are respectively located on two adjacent side edges of the workpiece positioning area.
2. The complex shell milling tool clamp as recited in claim 1, characterized in that the clamping device (2) comprises a supporting seat (9) and a pressing plate (11) fixedly connected with the bottom plate (4), the middle part of the pressing plate (11) is connected with the top of the supporting seat (9) through an adjusting bolt, a supporting bolt (13) and a supporting nail (10) are respectively arranged on two sides of the adjusting bolt, the supporting bolt (13) and the supporting nail (10) are both in threaded connection with the supporting seat (9), a first locking nut (12) is further in threaded connection with the supporting nail (10), the length of the supporting bolt (13) is greater than that of the supporting nail (10), and the area between the supporting nail (10) and the pressing plate (11) is a clamping area.
3. The complex shell milling tool clamp as claimed in claim 2, characterized in that six clamping devices (2) are provided, and the six clamping devices (2) are respectively positioned at the left and right sides of the movable positioning device (3) and the fixed positioning device (1);
at least one clamping device (2) of the clamping devices (2) which are positioned on the same side of the movable positioning device (3) and the fixed positioning device (1) is connected with the bottom plate (4) through a sliding structure.
4. A complex housing milling tool holder according to claim 3, characterized in that the sliding structure comprises a sliding slot provided on the base plate (4), and the clamping device (2) is connected to the base plate (4) by means of a bolt passing through the sliding slot.
5. The complex shell milling tool clamp as claimed in claim 1, wherein one end of the fixed shaft (5) connected with the base plate (4) is step-shaped, external threads are arranged on the peripheral surface of the fixed shaft (5), a step limiting hole is arranged on the base plate (4) at a position corresponding to the fixed shaft (5), one end part of the fixed shaft (5) connected with the base plate (4) is clamped in the step limiting hole, and a second locking nut (14) is connected to the fixed shaft (5) above the base plate (4).
6. The complex shell milling tool fixture as claimed in any one of claims 1 to 5, wherein the movable positioning device (3) comprises a vertical plate fixedly connected with the bottom plate (4) and a truncated cone-shaped second positioning block (18), a connecting hole is formed in one end of the vertical plate, which is far away from the bottom plate (4), and the second positioning block (18) is connected with the vertical plate through a connecting shaft;
the second positioning block (18) is fixedly connected with one end of the connecting shaft, the central axis of the second positioning block (18) and the central axis of the connecting shaft are positioned on the same straight line, and one end, far away from the second positioning block (18), of the connecting shaft penetrates through the connecting hole and then is fixedly connected with the vertical plate through third locking nuts (15) positioned on two sides of the connecting hole and external threads arranged on the peripheral surface of the connecting shaft;
one surface of the second positioning block (18) facing the workpiece positioning area is provided with a circular truncated cone-shaped second positioning boss matched with a horizontal interface on the workpiece;
still the equipartition has a plurality of second chucking piece on the global of second locating piece (18), the second chucking piece includes second chucking piece body (16), all is provided with spacing arch of second (17) on the second chucking piece orientation second location boss's one side both ends, second chucking piece body (16) middle part is passed through the screw and is linked to each other with second locating piece (18).
7. The complex shell milling tool clamp as recited in claim 6, characterized in that the first limiting bulge (8) is transitionally connected with the uniform inclined surface of the first limiting boss, and the second limiting bulge (17) is transitionally connected with the uniform inclined surface of the second limiting boss.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202222643493.3U CN218591905U (en) | 2022-10-09 | 2022-10-09 | Complicated casing milling tool clamp |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202222643493.3U CN218591905U (en) | 2022-10-09 | 2022-10-09 | Complicated casing milling tool clamp |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN218591905U true CN218591905U (en) | 2023-03-10 |
Family
ID=85400605
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202222643493.3U Active CN218591905U (en) | 2022-10-09 | 2022-10-09 | Complicated casing milling tool clamp |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN218591905U (en) |
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2022
- 2022-10-09 CN CN202222643493.3U patent/CN218591905U/en active Active
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