CN109333124B - Milling clamp for special-shaped pipe - Google Patents
Milling clamp for special-shaped pipe Download PDFInfo
- Publication number
- CN109333124B CN109333124B CN201811433627.0A CN201811433627A CN109333124B CN 109333124 B CN109333124 B CN 109333124B CN 201811433627 A CN201811433627 A CN 201811433627A CN 109333124 B CN109333124 B CN 109333124B
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- plate
- special
- cylinder
- locating
- pushing
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- 238000003801 milling Methods 0.000 title claims abstract description 20
- 238000003825 pressing Methods 0.000 claims abstract description 34
- 239000000872 buffer Substances 0.000 claims description 9
- 238000010030 laminating Methods 0.000 claims 1
- 230000001788 irregular Effects 0.000 description 2
- 238000000034 method Methods 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 230000009471 action Effects 0.000 description 1
- 238000006243 chemical reaction Methods 0.000 description 1
- 230000008878 coupling Effects 0.000 description 1
- 238000010168 coupling process Methods 0.000 description 1
- 238000005859 coupling reaction Methods 0.000 description 1
- 238000005520 cutting process Methods 0.000 description 1
- 239000013013 elastic material Substances 0.000 description 1
- 238000003754 machining Methods 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
- B23Q—DETAILS, COMPONENTS, OR ACCESSORIES FOR MACHINE TOOLS, e.g. ARRANGEMENTS FOR COPYING OR CONTROLLING; MACHINE TOOLS IN GENERAL CHARACTERISED BY THE CONSTRUCTION OF PARTICULAR DETAILS OR COMPONENTS; COMBINATIONS OR ASSOCIATIONS OF METAL-WORKING MACHINES, NOT DIRECTED TO A PARTICULAR RESULT
- B23Q3/00—Devices holding, supporting, or positioning work or tools, of a kind normally removable from the machine
- B23Q3/02—Devices holding, supporting, or positioning work or tools, of a kind normally removable from the machine for mounting on a work-table, tool-slide, or analogous part
- B23Q3/06—Work-clamping means
- B23Q3/08—Work-clamping means other than mechanically-actuated
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Machine Tool Units (AREA)
- Jigs For Machine Tools (AREA)
Abstract
The invention provides a special pipe milling fixture which comprises a fixed plate and a positioning plate, wherein a moving groove is formed in the fixed plate, a pushing column is arranged in the moving groove, a control sleeve is connected to the pushing column, a control screw rod is installed on the control sleeve, a baffle is arranged on the control fixed plate, a braking cavity is formed in the baffle, a pushing groove is formed in the positioning plate, a braking clamping block is arranged on the positioning plate, a support column and a rotary cylinder are installed on the positioning plate, a pressing block is fixedly connected to the movable end of the rotary cylinder, a positioning cylinder and the pushing plate are installed on the positioning plate, a limiting plate is fixedly installed on the positioning plate, a positioning groove is formed in the positioning plate, a telescopic cylinder is installed in the positioning groove, a pressing plate is connected to the movable end of the telescopic cylinder, the positioning plate is pushed to a designated position by using the control screw rod and the control sleeve, and the position of the special pipe is fixed relative to the positioning plate under the pressing of the rotary cylinder and the pressing block.
Description
Technical Field
The invention relates to the technical field of fixture tools, in particular to a special-shaped pipe milling fixture.
Background
When the special-shaped pipe is processed, because the special-shaped pipe is thin-walled, the outer wall is in an irregular rotary shape, before milling and cutting are carried out on the special-shaped pipe, the special-shaped pipe needs to be positioned and clamped, namely, the position between the special-shaped pipe and a milling machine tool is relatively determined, then the special-shaped pipe is fixed in position, the special-shaped pipe is processed, the space for machining the special-shaped pipe is small, and the positioning and clamping procedures of the special-shaped pipe are not easy to carry out, so that a tool capable of positioning and clamping the special-shaped pipe is needed.
Disclosure of Invention
The invention aims to solve the technical problems that: the special-shaped tube is often inconvenient to position and hold due to its irregular shape.
The technical scheme adopted for solving the technical problems is as follows: the utility model provides a special pipe mills adds clamping apparatus, includes the fixed plate of installing in the lathe and the locating plate of movably installing on the fixed plate, set up the motion groove on the fixed plate, movably be provided with the pushing post in the motion groove, be connected with the control sleeve on the pushing post, install control screw on the control sleeve, the one end and the lathe rotation of control screw are connected, the other end of control screw with control sleeve threaded connection, on the fixed plate relatively one side of motion groove is provided with the baffle, be provided with the braking cavity on the baffle, set up on the locating plate with pushing post complex promote the groove, be provided with on the locating plate with braking cavity complex brake fixture block, install support column and revolving cylinder on the locating plate, revolving cylinder's expansion end fixedly connected with cooperation support column presses the briquetting of holding the special pipe, install the locating cylinder on the locating plate and locate the locating cylinder stretches out the locating plate rotates the locating plate, locating plate fixed mounting has the limiting plate that corresponds with the pushing plate, still open on the locating plate the side of locating cylinder, the locating plate is held the expansion cylinder, the expansion cylinder is held to hold the side through the locating plate, the expansion cylinder is held in the expansion cylinder.
Further, a braking strip is fixedly arranged on the baffle, and the braking cavity is defined by the lower surface of the braking strip, the inner side surface of the baffle and the upper surface of the fixed plate.
Further, a control nut is arranged on the circumferential surface of the control screw, the control nut is arranged between the control sleeve and the inner wall of the machine tool, and an integrated structure is formed between the control nut and the control screw.
Further, a bearing is arranged at the contact position of the control screw and the machine tool, an inner ring of the bearing is sleeved on the circumferential surface of the control screw, and an outer ring of the bearing is fixed in the inner wall of the machine tool.
Further, the cross section shape of the pressing plate is the same as the positioning groove, the area of the cross section of the pressing plate is larger than that of the positioning groove, and the pressing plate is attached to the surface of the positioning plate under the pressing of the telescopic cylinder.
Further, a processing groove for accommodating the special-shaped pipes is formed in the support column, every three support special-shaped pipes of the support column, the rotary cylinder is arranged between the two special-shaped pipes, and the piston end of the rotary cylinder rotates ninety degrees when the pressing block is ejected out.
Further, a buffer block is fixedly arranged below the pressing block, and the buffer block is attached to the non-processing area of the special-shaped pipe.
Further, the supporting column is arranged on the positioning plate, the fixed end of the positioning cylinder is fixedly arranged on the supporting column, the positioning cylinder is connected with the supporting column and the pushing plate, the pushing plate and the special-shaped pipe are positioned on the same plane, and the axis of the pushing plate is perpendicular to the axis of the special-shaped pipe.
Further, the pushing plate is parallel to the limiting plate, and the pushing plate and the limiting plate are respectively arranged at two ends of the special-shaped pipe.
Further, the telescopic cylinder is an air cylinder or a hydraulic cylinder.
The special-shaped pipe clamping device has the advantages that the special-shaped pipe is pushed to a designated position outside a machine tool by utilizing the control screw and the fixing plate, the positioned special-shaped pipe is fixed in relative position by utilizing the rotary cylinder and the pressing block, then the air path in the positioning plate is closed, the relative position between the special-shaped pipe and the positioning plate is fixed by utilizing the negative pressure and the atmospheric pressure in the positioning plate, finally the positioning plate carries the special-shaped pipe and is arranged on the fixing plate in the machine tool, the positioning plate is pushed to the designated position by utilizing the rotation of the control screw in the control sleeve, and the positioning plate is fixed on the fixing plate by utilizing the telescopic cylinder and the pressing plate so as to realize the rapid positioning and fixing of the positioning plate and the special-shaped pipe.
Drawings
The invention will be further described with reference to the drawings and examples.
FIG. 1 is a perspective view of a profiled tube clamp of the present invention;
FIG. 2 is a top view of FIG. 1;
FIG. 3 is a front view of FIG. 2;
FIG. 4 is a cross-sectional view taken along section line A-A of FIG. 3;
in the figure: the device comprises a fixed plate-1, a moving groove-11, a positioning plate-2, a pushing groove-21, a positioning groove-22, a pushing column-3, a control sleeve-4, a control screw-rod-5, a control nut-51, a telescopic cylinder-6, a pressing plate-7, a supporting column-8, a positioning cylinder-9, a pushing plate-10, a limiting plate-12, a rotating cylinder-13, a pressing block-14, a yielding groove-15, a buffer block-16, a supporting column-17, a baffle-18 and a braking strip-19.
Detailed Description
Embodiments of the present invention are described in detail below, examples of which are illustrated in the accompanying drawings, wherein like or similar reference numerals refer to like or similar elements or elements having like or similar functions throughout. The embodiments described below by referring to the drawings are illustrative only and are not to be construed as limiting the invention. On the contrary, the embodiments of the invention include all alternatives, modifications and equivalents as may be included within the spirit and scope of the appended claims.
As shown in fig. 1 to 4, the present invention provides a special-shaped pipe milling fixture, which comprises a fixing plate 1 fixed on a milling machine table and a positioning plate 2 attached and clamped on the upper surface of the fixing plate 1, wherein the special-shaped pipe is clamped on the positioning plate 2, and the fixing plate 1 is constantly installed on the milling machine table.
The side of fixed plate 1 is opened there is the movement groove 11, the movement groove 11 is offered on adjacent two sides on fixed plate 1, the cooperation is interlude in movement groove 11 has the pushing post 3, the rotatable coupling of pushing post 3 has control sleeve 4, the center pin of control sleeve 4 is perpendicular to the center pin of pushing post 3, simultaneously, control sleeve 4 opening direction is the same with the notch direction of movement groove 11, be provided with control screw 5 in the control sleeve 4, be threaded fit between control screw 5 and the control sleeve 4, control screw 5's one end sets up in the inner wall of lathe, the other end alternates in control sleeve 4, it can be understood that control screw 5 is when rotating, do not break away from the inner wall of lathe, for the rotation of convenient drive control screw 5, be integrated into one piece structure between control nut 51 and control screw 5, the rotation of control nut 51 drives the rotation of control screw 5, control nut 51 sets up between control sleeve 4 and lathe, set up the bearing in the lathe, and control screw 5 installs in the inner circle of bearing, and the outer lane of bearing is fixed in the inner wall of lathe.
A pushing groove 21 corresponding to the pushing column 3 is formed on one side edge of the positioning plate 2, a baffle 18 is fixedly arranged on the fixed plate 1 and is arranged to partly surround the positioning plate 2, a braking bar 19 is fixedly arranged on the surface of the baffle 18, a braking cavity (not shown in the figure) is formed between the lower surface of the braking bar 19 and the upper surface of the fixed plate 1, a braking clamping block (not shown in the figure) corresponding to the braking cavity is arranged at the edge position of the positioning plate 2, the braking clamping block is inserted into the braking cavity, the pushing column 3 is inserted into the pushing groove 21, the pushing column 3 drives the positioning plate 2 to axially move along the moving groove 11 through the cooperation between the pushing column 3 and the pushing groove 21 until the braking clamping block at the edge of the positioning plate 2 is inserted into the braking cavity below the braking bar 19, and the edge of the positioning plate 2 is aligned along the baffle 18.
The locating plate 2 is provided with a plurality of locating grooves 22 along the moving direction of the pushing column 3, the locating grooves 22 are arranged on the edge of the locating plate 2 and are adjacent to the pushing grooves 21, a telescopic cylinder 6 is installed in the locating grooves 22 in a matched mode, a cylinder body of the telescopic cylinder 6 is arranged below the fixed plate 1, a piston end of the telescopic cylinder 6 is connected with a pressing plate 7 in a threaded mode, the pressing plate 7 is arranged at the upper end of the locating groove 22, the cross section of the pressing plate 7 is larger than that of the locating groove 22, the locating groove 22 on the locating plate 2 is clamped and abutted to a piston rod of the telescopic cylinder 6 under the pushing of threads of a control nut 51 and a control screw 52, the pressing plate 7 is attached to the upper surface of the locating plate 2 under the traction of the telescopic cylinder 6, and the relative position between the locating plate 2 and the fixed plate 1 is fixed.
The locating plate 2 is fixedly provided with a plurality of support columns 8, the support columns 8 are vertically arranged above the locating plate 2, the upper ends of the support columns 8 are provided with processing grooves (not shown) matched with the shape of the special-shaped pipe, the special-shaped pipe is arranged in the processing grooves, the shape of the groove wall of the processing grooves is identical to that of the special-shaped pipe to be processed, the locating plate 2 is symmetrically and fixedly provided with two locating cylinders 9, the axes of the locating cylinders 9 are parallel to the axes of the special-shaped pipe, a pushing plate 10 is connected between the two locating cylinders 9, the pushing plate 10 is arranged at one side end part of the special-shaped pipe, the locating plate 2 is also provided with a limiting plate 12, the limiting plate 12 and the pushing plate 10 are correspondingly arranged at two ends of the special-shaped pipe, a piston rod of the locating cylinder 9 pushes the pushing plate 10 to move so as to push the special-shaped pipe to the limiting plate 12, and the end parts of the special-shaped pipe are aligned on the limiting plate 12.
Two revolving cylinders 13 are symmetrically arranged between every two special pipes, the piston ends of the revolving cylinders 13 are connected with pressing blocks 14, the pressing blocks 14 are attached to and pressed on the upper surfaces of the special pipes, the pressing blocks 14 are matched with processing grooves to fix the positions of the special pipes relative to the positioning plate 2 under the traction of the revolving cylinders 13, in order to ensure that the pressing blocks 14 and the revolving cylinders 13 do not influence the milling of the special pipes, the revolving cylinders 13 are controlled to ascend and simultaneously complete ninety degrees of rotation when controlling the pressing blocks 14 to move, and when the pressing blocks 14 fall down, the attaching positions of the pressing blocks 14 attached to the surfaces of the special pipes are non-processing areas of the special pipes.
Preferably, a yielding groove 15 corresponding to the positioning groove 22 is formed on the surface of the fixed plate 1, a piston rod of the telescopic cylinder 6 extends to the upper side of the positioning plate 2 through the yielding groove 15, the pressing plate 7 is arranged above the positioning plate 2, the pressing plate 7 is attached to the upper surface of the positioning plate 2 under the telescopic action of the telescopic cylinder 6, so that the relative position between the positioning plate 2 and the fixed plate 1 is determined, in the embodiment, the telescopic cylinder 6 is an air cylinder, medium inside the air cylinder is easy to obtain, and the production cost can be effectively controlled. It will be appreciated that in other embodiments not shown, the telescopic cylinder 6 may also be a hydraulic cylinder.
Preferably, a buffer block 16 made of elastic material is arranged between the pressing block 14 and the special-shaped pipe, the buffer block 16 is fixedly arranged at two ends of the pressing block 14, the buffer block 16 is attached to a non-processing area on the surface of the special-shaped pipe under the control of the rotary cylinder 13, and the buffer block 16 buffers the pressure applied by the pressing block 14 to the special-shaped pipe, so that the surface of the special-shaped pipe is prevented from being pressed and deformed.
Preferably, the positioning plate 2 is provided with a supporting column 17 corresponding to the positioning air cylinder 9, the supporting column 17 is perpendicular to the positioning plate 2, the fixed end of the positioning air cylinder 9 is vertically mounted on the circumferential surface of the supporting column 17, the supporting column 17 counteracts the reaction force exerted by the pushing plate 10 when the pushing plate 10 is driven by the positioning air cylinder 9, and meanwhile, the position of the special-shaped pipe relative to the positioning plate 2 is determined by matching with the limiting plate 12.
The use method of the special-shaped pipe clamp comprises the steps that when the special-shaped pipe clamp is used, firstly, the special-shaped pipe is arranged in a processing groove outside a machine tool, a limiting cylinder is started, the limiting cylinder drives a pushing plate 10 to move, the special-shaped pipe above a supporting column 8 is pushed onto a limiting plate 12 until the special-shaped pipe is aligned, then a rotating cylinder 13 is started, a pressing block 14 is attached to a non-processing area of the special-shaped pipe, the special-shaped pipe is fixed relative to the position of a positioning plate 2 in cooperation with the processing groove, then a gas path in the positioning plate 2 is closed, and the special-shaped pipe is fixed in the processing groove by negative air pressure.
The fixed plate 1 is mounted on a milling workbench, the control nut 51 and the control screw 5 are rotated, the pushing column 3 moves in the moving groove 11 by pushing of the control sleeve 4, the pushing column 3 pushes the positioning plate 2 to move on the fixed plate 1 until the positioning plate 2 is inserted below the braking strip 19 and is in lap joint alignment with the baffle 18, the positioning plate 2 is pushed to move on the fixed plate 1 again until the positioning groove 22 on the side edge of the positioning plate 2 is clamped on a piston rod of the telescopic cylinder 6, the telescopic cylinder 6 is started, the fixed block is driven by the telescopic cylinder 6, the pressing plate 7 is attached to the positioning plate 2, and the relative positions of the positioning plate 2 and the fixed plate 1 are fixed.
With the above-described preferred embodiments according to the present invention as an illustration, the above-described descriptions can be used by persons skilled in the relevant art to make various changes and modifications without departing from the scope of the technical idea of the present invention. The technical scope of the present invention is not limited to the description, but must be determined according to the scope of claims.
Claims (10)
1. The utility model provides a special-shaped tube mills adds clamping apparatus which characterized in that: including installing fixed plate and the locating plate of movably installing on the fixed plate in the lathe, set up the motion groove on the fixed plate, movably be provided with the pushing post in the motion groove, be connected with control sleeve on the pushing post, install control screw on the control sleeve, control screw's one end and lathe rotate to be connected, control screw's the other end with control sleeve threaded connection, on the fixed plate relative one side of motion groove is provided with the baffle, be provided with the braking cavity on the baffle, set up on the locating plate with pushing post complex promote the groove, be provided with on the locating plate with braking cavity complex braking fixture block, install support column and revolving cylinder on the locating plate, revolving cylinder's active end fixedly connected with cooperation support column pressure holds the briquetting of special pipe, install the locating cylinder on the locating plate and locate the locating cylinder stretches out the locating plate of end, locating plate fixed mounting has the limiting plate that corresponds with the pushing plate, still open the locating groove on the locating plate one side of motion groove with the locating cylinder is held to the locating plate through the side, the locating plate is held to the expansion cylinder in the expansion cylinder, the expansion cylinder is held to the side.
2. The special-shaped tube milling fixture of claim 1, wherein: the baffle is fixedly provided with a braking strip, and the braking cavity is defined by the lower surface of the braking strip, the inner side surface of the baffle and the upper surface of the fixing plate.
3. The special-shaped tube milling fixture of claim 1, wherein: the control screw is characterized in that a control nut is arranged on the circumferential surface of the control screw, the control nut is arranged between the control sleeve and the inner wall of the machine tool, and an integrated structure is formed between the control nut and the control screw.
4. A special-shaped tube milling fixture according to any one of claims 1 to 3, wherein: the bearing is arranged at the contact position of the control screw and the machine tool, the inner ring of the bearing is sleeved on the circumferential surface of the control screw, and the outer ring of the bearing is fixed in the inner wall of the machine tool.
5. The special-shaped tube milling fixture of claim 1, wherein: the cross-sectional shape and the constant head tank of the pressure board are the same, the cross-sectional area of pressure board is greater than the cross-sectional area of constant head tank, the pressure board is held under the pressure of telescopic cylinder laminating locating plate's surface.
6. The special-shaped tube milling fixture of claim 1, wherein: the support column is provided with a processing groove for accommodating special pipes, every three support special pipes of the support column, the rotary cylinder is arranged between the two special pipes, and the piston end of the rotary cylinder rotates ninety degrees when the pressing block is ejected out.
7. The special-shaped tube milling fixture of claim 1, wherein: the buffer block is fixedly arranged below the pressing block and is attached to the non-processing area of the special-shaped pipe.
8. The special-shaped tube milling fixture of claim 1, wherein: the positioning plate is provided with a supporting column, the fixed end of the positioning cylinder is fixedly arranged on the supporting column, the positioning cylinder is connected with the supporting column and the pushing plate, the pushing plate and the special-shaped pipe are positioned on the same plane, and the axis of the pushing plate is perpendicular to the axis of the special-shaped pipe.
9. The special-shaped tube milling fixture of claim 8, wherein: the pushing plate is parallel to the limiting plate, and the pushing plate and the limiting plate are respectively arranged at two ends of the special-shaped pipe.
10. The special-shaped tube milling fixture of claim 1, wherein: the telescopic cylinder is an air cylinder or a hydraulic cylinder.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811433627.0A CN109333124B (en) | 2018-11-28 | 2018-11-28 | Milling clamp for special-shaped pipe |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811433627.0A CN109333124B (en) | 2018-11-28 | 2018-11-28 | Milling clamp for special-shaped pipe |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN109333124A CN109333124A (en) | 2019-02-15 |
| CN109333124B true CN109333124B (en) | 2024-01-19 |
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ID=65319070
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201811433627.0A Active CN109333124B (en) | 2018-11-28 | 2018-11-28 | Milling clamp for special-shaped pipe |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN109333124B (en) |
Families Citing this family (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109853911B (en) * | 2019-03-21 | 2021-02-09 | 中南林业科技大学 | Ceramic tile plastering mechanism and ceramic tile plastering method |
| CN113146309B (en) * | 2021-04-27 | 2023-03-24 | 厦门鹭镁铝制品有限公司 | A location frock for non ferrous metal calendering piece |
| CN113146310B (en) * | 2021-04-27 | 2023-03-24 | 厦门鹭镁铝制品有限公司 | A frock clamp for non ferrous metal calendering piece |
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| Publication number | Publication date |
|---|---|
| CN109333124A (en) | 2019-02-15 |
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