CN217493481U - Machining tool for polyhedron special-shaped support - Google Patents
Machining tool for polyhedron special-shaped support Download PDFInfo
- Publication number
- CN217493481U CN217493481U CN202221483262.4U CN202221483262U CN217493481U CN 217493481 U CN217493481 U CN 217493481U CN 202221483262 U CN202221483262 U CN 202221483262U CN 217493481 U CN217493481 U CN 217493481U
- Authority
- CN
- China
- Prior art keywords
- positioning
- locating piece
- inner cavity
- chassis
- inner chamber
- 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.)
- Active
Links
- 238000003754 machining Methods 0.000 title claims abstract description 24
- 238000003825 pressing Methods 0.000 claims description 13
- 206010066054 Dysmorphism Diseases 0.000 claims 1
- 230000000149 penetrating effect Effects 0.000 claims 1
- 229910000831 Steel Inorganic materials 0.000 description 2
- 230000007547 defect Effects 0.000 description 2
- 238000000034 method Methods 0.000 description 2
- 239000010959 steel Substances 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000005266 casting Methods 0.000 description 1
- 235000019994 cava Nutrition 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000003672 processing method Methods 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
Images
Landscapes
- Jigs For Machine Tools (AREA)
Abstract
The utility model discloses machine tooling frock of polyhedron special-shaped support, including base and the positioning fixture of connection on the base, positioning fixture includes the location chassis, the inner chamber locating piece, the clamp plate, locating pin and adjusting screw, the location chassis is cylindrical, location chassis fixed connection is at the base up end, the inner chamber locating piece is the locating piece of a cuboid, inner chamber locating piece fixed connection is at the upper surface middle part on the location chassis, the clamp plate includes vertical arm and the perpendicular horizontal arm of connecting in vertical arm upper end, the vertical arm bottom of clamp plate and inner chamber locating piece upper surface connection, location chassis surface undercut around the inner chamber locating piece is equipped with a plurality of location screws I, set up an adjusting screw in every location screw I. The utility model discloses simple structure can stabilize clamping polyhedron special-shaped support work piece, effectively improves machining efficiency and product percent of pass.
Description
Technical Field
The utility model relates to a machine tooling, in particular to machine tooling of polyhedron special-shaped support.
Background
The structure of a polyhedron special-shaped support is shown in figures 1 to 3, and the special-shaped support is obtained by firstly obtaining a blank workpiece through casting and then machining the blank workpiece. The workpiece comprises a bottom wall 1 and three side walls (a side wall A, a side wall B and a side wall C) vertically connected to three circumferences of the bottom wall, holes 3 and matching surfaces 2 of the three side walls of the workpiece need to be machined (the holes and the matching surfaces which need to be machined are not marked in the drawing), and inner holes and end faces of cones 4 on the outer sides of the joints of the two adjacent side walls also need to be machined. The traditional processing method is to clamp a blank in multiple steps, machine the holes and matching surfaces of the side walls respectively, and process the inner holes and end surfaces of cones outside the two adjacent side walls. However, the special-shaped support has the defects of small volume, light weight, thinner bottom wall and side wall, more machined surfaces and holes, low efficiency and high product yield when the blank is machined by adopting the traditional machining method.
Disclosure of Invention
The utility model aims at the defect that above-mentioned prior art exists, provide a polyhedron special-shaped support's machining frock, simple structure can stabilize clamping polyhedron special-shaped support work piece, effectively improves machining efficiency and product percent of pass.
The utility model discloses a realize that the technical scheme that above-mentioned purpose adopted is: a machining tool for a polyhedral special-shaped bracket comprises a base and a positioning clamp connected to the base, wherein the positioning clamp comprises a positioning chassis, an inner cavity positioning block, a pressing plate, a positioning pin and an adjusting screw, the positioning chassis is cylindrical, the positioning chassis is fixedly connected to the upper end surface of the base, the inner cavity positioning block is a cuboid positioning block, the inner cavity positioning block is fixedly connected to the middle of the upper surface of the positioning chassis, the top surface of the inner cavity positioning block is provided with two positioning pin holes I, the pressing plate comprises a vertical arm and a horizontal arm vertically connected to the upper end of the vertical arm, the bottom end of the vertical arm of the pressing plate is connected with the upper surface of the inner cavity positioning block, the surface of the positioning chassis around the inner cavity positioning block is downwards sunken and provided with a plurality of positioning screw holes I, each positioning screw hole I is internally provided with one adjusting screw, the bottom wall of a workpiece is provided with a positioning pin hole II corresponding to the position of the positioning pin hole I on the top surface of the inner cavity positioning block, when the workpiece covers the inner cavity positioning block, the positioning pin hole II of the workpiece corresponds to the positioning pin hole I on the top surface of the inner cavity positioning block, the positioning pin is inserted, and the bottom end of the side wall of the workpiece is supported by the adjusting screw around the inner cavity positioning block.
The utility model discloses a further technical scheme is: the base is cylindric including connecting boss and column main part, and column main part is, and location chassis fixed connection is on the top of column main part, and the diameter on location chassis equals with the diameter of column main part, connects the boss and is circular and connect in column main part bottom, connects the boss surface and inwards caves in and is equipped with a plurality of connecting grooves, and connecting device passes through connecting groove and connects the base on the workstation of lathe.
The utility model discloses a further technical scheme is: the positioning chassis surface around the inner cavity positioning block is provided with three positioning screw holes I in a downward sunken mode, and the three positioning screw holes I are distributed on the outer side edges of two long sides and the outer side edge of a short side of the inner cavity positioning block respectively.
The utility model discloses a further technical scheme is: the long to both ends of cavity locating piece top surface respectively are connected with a clamp plate, and the horizontal arm of clamp plate inwards extends respectively, is equipped with the screw that runs through on the horizontal arm of clamp plate, and locking screw assembles in the screw of horizontal arm and can compress tightly the work piece downwards.
The utility model discloses a further technical scheme is: one long side wall and one short side wall of the inner cavity positioning block are respectively provided with a positioning screw hole II which is perpendicular to the surface of the corresponding side wall in an inwards recessed mode, and each positioning screw hole II is internally provided with an adjusting screw.
The utility model discloses polyhedron special-shaped support's machine tooling frock has following beneficial effect: the positioning fixture of the machining tool comprises a positioning chassis, an inner cavity positioning block, a pressing plate and an adjusting screw, wherein the inner cavity positioning block is positioned in an inner cavity of a workpiece, the pressing plate can be used for pressing the upper end of the workpiece, the adjusting screw around the inner cavity positioning block can be abutted to the bottom surface of the workpiece, the upper part and the lower part of the workpiece and the inner cavity of the workpiece are effectively positioned, the workpiece is small in vibration in the machining process, the product percent of pass can be effectively improved, the workpiece can be sequentially clamped for one time, holes on three side surfaces, hole outer side matching end surfaces, cone inner holes on the outer sides of two adjacent side walls and end surfaces can be machined, the machining efficiency is effectively improved, and effective guarantee is provided for the product percent of pass; the base of the machining tool is integrally a cylinder, the bottom end of the base is connected with the boss and is connected with the machine tool workbench simply and conveniently, the positioning fixture comprises a positioning chassis, an inner cavity positioning block, a pressing plate and an adjusting screw, and the parts of the positioning fixture are simple in structure and easy to machine.
The machining tool for the polyhedral special-shaped bracket of the invention is further described below with reference to the accompanying drawings and examples.
Drawings
FIG. 1 is a schematic structural diagram of a polyhedral shaped stent;
FIG. 2 is another directional view of FIG. 1;
FIG. 3 is a further directional view of FIG. 1;
FIG. 4 is a schematic view of the connection between the positioning chassis and the inner cavity positioning block of the positioning fixture of the machining tool for the polyhedral special-shaped bracket according to the present invention;
FIG. 5 is a top view of FIG. 4;
fig. 6 is a structural view of the machining tool for the polyhedral special-shaped bracket of the present invention;
FIG. 7 is another directional view of FIG. 6;
FIG. 8 is a structural intent of the polyhedral shaped support shown in FIG. 1 positioned on the machining fixture shown in FIG. 6;
FIG. 9 is another directional view of FIG. 8;
FIG. 10 is a further directional view of FIG. 8;
the reference numbers illustrate: 1-bottom wall, 2-matching surface, 3-hole, 4-cone, 5-positioning chassis, 6-inner cavity positioning block, 7-positioning screw hole I, 8-positioning screw hole II, 9-connecting boss, 10-connecting groove, 11-base, 12-pressing plate, 13-locking screw, 14-horizontal arm, 15-vertical arm, 16-adjusting screw, 17-positioning pin hole II, 18-positioning pin hole I, 19-positioning pin.
Detailed Description
As shown in fig. 4 to 7, the utility model discloses polyhedron special-shaped support's machine tooling frock, including base and the positioning fixture of connection on the base. The positioning fixture comprises a positioning chassis, an inner cavity positioning block, a pressing plate, a positioning pin and an adjusting screw. The positioning chassis is cylindrical and is formed by processing a thick steel plate, the positioning chassis is fixedly connected to the upper end face of the base, and the positioning chassis and the base are mutually positioned through positioning pins (not shown in the figure) and locked through screws. Wherein the base is including connecting boss and column main part, and the column main part is cylindricly, and location chassis fixed connection is on the top of column main part, and the diameter on location chassis equals with the diameter of column main part, connects the boss for circular and connect in column main part bottom, connects the inside sunken a plurality of connecting grooves that are equipped with of boss surface, and connecting device (like connecting bolt etc.) connects the base on the workstation (not shown in the figure) of digit control machine tool through connecting grooves.
The inner cavity locating piece is a cuboid locating piece and is also formed by processing a thick steel plate, the inner cavity locating piece is fixedly connected to the middle of the upper surface of the locating base plate, and the top surface of the inner cavity locating piece is provided with two locating pin holes I. A plurality of positioning screw holes I are formed in the surface of the positioning base plate around the inner cavity positioning block in a downward sunken mode, and an adjusting screw is arranged in each positioning screw hole I. The bottom wall of the workpiece is provided with a positioning pin hole II which corresponds to the positioning pin hole I on the top surface of the inner cavity positioning block, when the workpiece covers the inner cavity positioning block, the positioning pin hole II of the workpiece corresponds to the positioning pin hole I on the top surface of the inner cavity positioning block, a positioning pin is inserted, and the bottom end of the side wall of the workpiece is supported by adjusting screws around the inner cavity positioning block. In this embodiment, the surface of the positioning chassis around the inner cavity positioning block is provided with three positioning screw holes i in a downward recessed manner, and the three positioning screw holes i are respectively distributed on the outer side edges of two long sides and the outer side edge of one short side of the inner cavity positioning block. When the workpiece is positioned on the inner cavity positioning block, the adjusting screw in the screw hole I is used for propping against the bottom ends of three side walls of the workpiece so as to reduce the vibration of the workpiece. One long side wall and one short side wall of the inner cavity positioning block are respectively provided with a positioning screw hole II which is inwards sunken and vertical to the surface of the corresponding side wall, and each positioning screw hole II is internally provided with an adjusting screw. When the workpiece is positioned on the inner cavity positioning block, the adjusting screw in the screw hole II is used for propping against the inner side surfaces of the side wall A and the side wall B of the workpiece or the inner side surfaces of the side wall C and the side wall B of the workpiece so as to effectively position the workpiece and reduce vibration.
The clamp plate includes vertical arm and the perpendicular horizontal arm of connecting in vertical arm upper end, and the vertical arm bottom of clamp plate and inner chamber locating piece upper surface connection, in this embodiment, the lengthwise of inner chamber locating piece top surface respectively is connected with a clamp plate to both ends respectively, and the horizontal arm of clamp plate inwards extends respectively, is equipped with the screw that runs through on the horizontal arm of clamp plate, and locking screw assembles in the screw of horizontal arm and can compress tightly the work piece downwards.
When in use, as shown in fig. 8 to 10, the positioning fixture is firstly installed on the upper surface of the base, the connecting bolt penetrates through the connecting groove of the base connecting boss, and the base is connected to a workbench (not shown in the figure) of the numerical control machine. The inner surface of the bottom wall of the workpiece is milled flat in advance, two positioning pin holes I are drilled, the workpiece is reversely buckled on the inner cavity positioning block, the positioning pin holes II of the workpiece correspond to the positioning pin holes I on the top surface of the inner cavity positioning block, and positioning pins are inserted. Adjusting screws are adjusted to proper heights in advance, three adjusting screws in three positioning screw holes I in the outer edge of the inner cavity positioning block abut against the bottom ends of the three side walls of the workpiece, and adjusting screws in positioning screw holes II in the side wall of the inner cavity positioning block abut against the inner side surfaces of the side wall A and the side wall B of the workpiece or the inner side surfaces of the side wall C and the side wall B of the workpiece. Locking screws on the two pressing blocks on the inner cavity positioning block are locked, so that the locking screws are tightly pressed on the outer surface of the bottom wall of the workpiece. At this moment, the workpiece is effectively clamped and positioned, the numerical control machine tool can be opened, the numerical control machine tool performs machining on holes and matching surfaces of three side walls and inner holes and end faces of cones on the outer sides of two adjacent side walls in sequence, the machining process does not need to loosen the tool, machining can be completed through one-time clamping, and machining efficiency and product percent of pass can be effectively improved.
The above embodiments are only preferred embodiments of the present invention, the structure of the present invention is not limited to the forms illustrated in the above embodiments, and any modifications, equivalent substitutions and the like made within the spirit and principle of the present invention should be included within the scope of the present invention.
Claims (5)
1. The utility model provides a machine tooling frock of polyhedron dysmorphism support, including base (11) and the positioning fixture of connection on base (11), a serial communication port, positioning fixture includes positioning chassis (5), inner chamber locating piece (6), clamp plate (12), locating pin (19) and adjusting screw (16), positioning chassis (5) are cylindrical, positioning chassis (5) fixed connection is at base (11) up end, inner chamber locating piece (6) is the locating piece of a cuboid, inner chamber locating piece (6) fixed connection is at the upper surface middle part of positioning chassis (5), inner chamber locating piece (6) top surface is equipped with two location pinhole I (18), clamp plate (12) are including vertical arm (15) and perpendicular horizontal arm (14) of connecting in vertical arm (15) upper end, clamp plate (12) vertical arm (15) bottom and inner chamber locating piece (6) upper surface connection, positioning chassis (5) surface undercut around inner chamber locating piece (6) is equipped with a plurality of location screw holes The positioning device comprises a first positioning screw hole I (7), wherein an adjusting screw (16) is arranged in each positioning screw hole I (7), a positioning pin hole II (17) corresponding to the positioning pin hole I (18) in the top surface of an inner cavity positioning block (6) in position is formed in the bottom wall of a workpiece, a positioning pin (19) is inserted in the positioning pin hole II (17) of the workpiece and the positioning pin hole I (18) in the top surface of the inner cavity positioning block (6) when the workpiece covers the inner cavity positioning block (6), and the bottom end of the side wall of the workpiece is supported by the adjusting screw (16) around the inner cavity positioning block (6).
2. The machining tool for the polyhedron special-shaped support according to claim 1, wherein the base (11) comprises a connecting boss (9) and a columnar body, the columnar body is cylindrical, the positioning chassis (5) is fixedly connected to the top end of the columnar body, the diameter of the positioning chassis (5) is equal to that of the columnar body, the connecting boss (9) is circular and is connected to the bottom end of the columnar body, a plurality of connecting grooves (10) are formed in the outer surface of the connecting boss (9) in an inwards recessed mode, and the connecting device connects the base (11) to a workbench of a machine tool through the connecting grooves (10).
3. The machining tool for the polyhedral special-shaped bracket according to claim 1, wherein the surface of the positioning chassis (5) around the inner cavity positioning block (6) is provided with three positioning screw holes I (7) which are recessed downwards, and the three positioning screw holes I (7) are respectively distributed on the outer edges of two long sides and one short side of the inner cavity positioning block (6).
4. The machining tool for the polyhedral special-shaped bracket according to claim 1, wherein two ends in the longitudinal direction of the top surface of the inner cavity positioning block (6) are respectively connected with a pressing plate (12), horizontal arms (14) of the pressing plates (12) respectively extend inwards, threaded holes penetrating through the horizontal arms (14) of the pressing plates (12) are formed, and locking screws (13) are assembled in the threaded holes of the horizontal arms (14) and can press a workpiece downwards.
5. The machining tool for the polyhedron special-shaped support according to claim 1, wherein one long side wall and one short side wall of the inner cavity positioning block (6) are respectively provided with a positioning screw hole II (8) which is recessed inwards and perpendicular to the surface of the corresponding side wall, and each positioning screw hole II (8) is provided with an adjusting screw (16).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202221483262.4U CN217493481U (en) | 2022-06-13 | 2022-06-13 | Machining tool for polyhedron special-shaped support |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202221483262.4U CN217493481U (en) | 2022-06-13 | 2022-06-13 | Machining tool for polyhedron special-shaped support |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN217493481U true CN217493481U (en) | 2022-09-27 |
Family
ID=83358891
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202221483262.4U Active CN217493481U (en) | 2022-06-13 | 2022-06-13 | Machining tool for polyhedron special-shaped support |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN217493481U (en) |
-
2022
- 2022-06-13 CN CN202221483262.4U patent/CN217493481U/en active Active
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN115055989A (en) | Automobile wheel hub bearing inner race boring grab | |
| CN111069945A (en) | A special clamp for Tesla rear sub-aluminum alloy frame | |
| CN217493481U (en) | Machining tool for polyhedron special-shaped support | |
| CN211072673U (en) | Turning and milling clamp I for gear box of air compressor | |
| CN211053128U (en) | Air compressor oil filter base processing frock | |
| CN220347240U (en) | Differential mechanism casing clamping device | |
| CN215147047U (en) | Machine tool platform part clamping is with quick change lathe switching clamp plate mechanism | |
| CN216542006U (en) | Clamping device for CNC | |
| CN218556326U (en) | Special-shaped profile part machining tool | |
| CN110666535A (en) | Clamping tool and method for batch processing of polyhedral products | |
| CN214237167U (en) | Rapid clamping device | |
| CN214264705U (en) | Positioning equipment suitable for automatic lathe turning of inclined plane work piece | |
| CN211916195U (en) | A slotting fixture for machine tool castings | |
| CN210232280U (en) | Speed reducer short shaft key groove and tool for plane | |
| CN223353660U (en) | Multi-station automatic clamping oil pump body milling surface drilling device | |
| CN222520636U (en) | Carbon fiber gas cylinder tooling | |
| CN211361445U (en) | Drilling and milling universal fixture for shell parts of automobile air conditioner compressor | |
| CN210615882U (en) | Special fixture for Tesla rear auxiliary aluminum alloy frame | |
| CN223098647U (en) | Multi-shaft machining tool for special-shaped thin-wall frame part | |
| CN214868906U (en) | Auxiliary positioning tool for casting blank | |
| CN107052840B (en) | Quick-change positioning and clamping device | |
| CN219967155U (en) | Positioning fixture | |
| CN222511553U (en) | Straight mouth quick clamping and positioning tool | |
| CN206662344U (en) | For boring the fixture of handle set screwed hole | |
| CN214640461U (en) | Jig capable of processing multiple wrench holes at one time |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant |