CN110722378A - Machine tool machining tool - Google Patents
Machine tool machining tool Download PDFInfo
- Publication number
- CN110722378A CN110722378A CN201911089289.8A CN201911089289A CN110722378A CN 110722378 A CN110722378 A CN 110722378A CN 201911089289 A CN201911089289 A CN 201911089289A CN 110722378 A CN110722378 A CN 110722378A
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- positioning
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- bottom plate
- cushion block
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- 238000003754 machining Methods 0.000 title claims abstract description 26
- 238000012545 processing Methods 0.000 description 8
- 230000000694 effects Effects 0.000 description 3
- 210000004907 gland Anatomy 0.000 description 2
- 238000000034 method Methods 0.000 description 2
- 229910000831 Steel Inorganic materials 0.000 description 1
- 230000006835 compression Effects 0.000 description 1
- 238000007906 compression Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000011160 research Methods 0.000 description 1
- 239000010959 steel Substances 0.000 description 1
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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
- B23Q3/062—Work-clamping means adapted for holding workpieces having a special form or being made from a special material
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- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Jigs For Machine Tools (AREA)
Abstract
The invention discloses a machine tool machining tool which comprises a bottom plate, wherein a first fixed positioning piece for carrying out X positive positioning on a workpiece, a movable jacking piece for carrying out Y negative positioning on the workpiece, a supporting piece for carrying out Z positive positioning on the workpiece and more than two pressing pieces are arranged on the bottom plate, and a positioning surface for carrying out Y positive positioning on the workpiece is arranged on the supporting piece. The machine tool machining tool is easy to clamp, accurate and stable in positioning, can clamp multiple surfaces of a machined workpiece at one time, and greatly improves machining efficiency and machining precision.
Description
Technical Field
The invention relates to the technical field of machining, in particular to a machine tool machining tool.
Background
In the technical field of machining, adopt universal fixturing usually, a lot of work pieces have a plurality of machined surfaces, need process one side after, take off the work piece, and clamping location again can carry out the processing of next face. Therefore, a workpiece is usually clamped for many times in the machining process, the operation process is complicated, the positioning error is large for many times, and the working efficiency and the machining quality are influenced.
Disclosure of Invention
The invention aims at the problem, and researches and designs a machine tool machining tool. The technical means adopted by the invention are as follows:
the utility model provides a machine tool machining frock, includes the bottom plate, be equipped with on the bottom plate and be used for carrying out the first fixed location spare of X positive location, be used for carrying out the activity roof pressure spare of Y negative direction location to the work piece and be used for carrying out the support piece and the more than two piece that compress tightly of Z direction location to the work piece, be equipped with on the support piece and be used for carrying out the locating surface of Y positive location to the work piece.
Furthermore, first fixed positioning element is including fixing the first fixing base on the bottom plate and setting up the support nail on first fixing base, the fixed setting element of second is including fixing the second fixing base on the bottom plate and setting up the second support nail on the second fixing base, the head of a nail of support nail and second support nail is used for the fixed work piece of butt, activity roof pressure piece includes the second fixing base and sets up the adjustable screw on the second fixing base, adjustable screw accessible screw thread adjustment makes its head of a nail top tight work piece.
Furthermore, the pressing piece comprises a first limiting column, a supporting column and a pressing plate, a first strip-shaped through hole is formed in the pressing plate, the first limiting column penetrates through the first strip-shaped through hole, a pressing nut in threaded fit with the first limiting column is arranged on the first limiting column, the pressing nut can move along the first limiting column through threads to further press the pressing plate, one end of the pressing plate is pressed on the supporting column in a pressing state, and the other end of the pressing plate is pressed on a workpiece.
Furthermore, a first cushion block and a second cushion block which are used for supporting the workpiece are arranged on the bottom plate, the first cushion block and the second cushion block are two strip-shaped cushion blocks which are arranged in parallel and have the same height, a first fixing surface is arranged on the first cushion block, and a second fixing surface is arranged on the second cushion block.
Furthermore, the heights of the two ends of the first cushion block are greater than the height of the middle part of the first cushion block, a longitudinal first fixing surface is formed between the two ends and the middle part of the first cushion block, the structure of the second cushion block is the same as that of the first cushion block, and the first fixing surface and the second fixing surface are on the same plane.
Furthermore, a second fixed positioning piece used for carrying out X negative direction positioning on the workpiece is further arranged on the bottom plate, and the second fixed positioning piece is detachably fixed on the bottom plate.
Furthermore, the second fixing and positioning part comprises a second limiting column and a positioning pressing part, the second limiting column is arranged on the edge end face of the bottom plate, a radial protrusion used for compressing the positioning pressing part is arranged on the second limiting column, a second strip-shaped through hole is formed in the positioning pressing part, the second limiting column penetrates through the second strip-shaped through hole, the positioning pressing part is located between the bottom plate and the radial protrusion, one end of the positioning pressing part is abutted to the edge end face of the bottom plate, and the other end of the positioning pressing part is pressed on a workpiece.
Furthermore, a first fixed positioning part, a movable jacking part and a second fixed positioning part are arranged on the bottom plate, the positions of the movable jacking part and the second fixed positioning part correspond to each other, and the more than two pressing parts are symmetrically arranged relative to the workpiece.
Compared with the prior art, the machine tool machining tool is easy to clamp, accurate and stable in positioning, can machine a plurality of surfaces of a workpiece by clamping once, and greatly improves machining efficiency and machining precision.
Drawings
Fig. 1 is a schematic perspective view of an embodiment of the present invention.
Fig. 2 is a front view of fig. 1.
Fig. 3 is a left side view of fig. 2.
Fig. 4 is a top view of fig. 2.
Fig. 5 is a schematic perspective view of a clamped state according to an embodiment of the present invention.
Fig. 6 is a front view of fig. 5.
Fig. 7 is a left side view of fig. 6.
Fig. 8 is a top view of fig. 6.
Fig. 9 is a schematic perspective view of a clamped state according to another embodiment of the present invention.
Fig. 10 is a front view of fig. 9.
Fig. 11 is a left side view of fig. 10.
Fig. 12 is a top view of fig. 10.
Detailed Description
As shown in fig. 1 to 12, a machine tool machining tool includes a base plate 1, and the base plate 1 is provided with a first fixed positioning element 2 for performing X positive positioning on a workpiece 10, a movable jacking element 4 for performing Y negative positioning on the workpiece 10, a support element 5 for performing Z positioning on the workpiece, and more than two pressing elements 6. The X direction, the Y direction and the Z direction of the invention only limit the relative direction among all the components of the invention, but not limit the absolute direction of all the components, the support piece 5 is provided with a positioning surface for carrying out Y positive positioning on the workpiece, and the positioning surface preferably positions the machined surface of the workpiece, thereby ensuring the positioning precision of the workpiece and improving the machining precision.
The first fixing and positioning part 2 comprises a first fixing seat 21 fixed on the bottom plate 1 and a support nail 22 arranged on the first fixing seat 21, and a nail cap of the support nail 22 is used for abutting against a fixed workpiece. In this embodiment, the first fixing seat 21 includes a right-angle plate-shaped base 211 and a rib plate 212 disposed on the right-angle plate-shaped base, the transverse plate of the right-angle plate-shaped base 211 is fixed on the bottom plate 1, the longitudinal plate faces the direction of the workpiece, the transverse plate and the workpiece are disposed on two sides of the longitudinal plate, so that the transverse plate does not interfere with the clamping space of the workpiece, two support nails 22 are disposed on the top of the longitudinal plate, each support nail 22 is a rivet, and the nail cap of each rivet is used as a positioning support point for positioning the workpiece, so that the contact area is reduced and the limiting accuracy is increased while ensuring the. Specifically, the right-angle plate-shaped base 211 may be an integral angle steel structure, and certainly, the whole first fixing seat 21 may also be in other forms, as long as the workpiece can be stably positioned, and preferably, no additional interference is generated in the workpiece placing space, in this embodiment, the structure of the second fixing and positioning element 3 is the same as that of the first fixing and positioning element 2. In this embodiment, the bottom plate 1 is provided with a first fixed positioning element 2, a movable pressing element 4 and a second fixed positioning element 3, and the positions of the movable pressing element 4 and the second fixed positioning element 3 correspond to each other.
The movable jacking member 4 comprises a second fixed seat 41 and an adjustable screw 42 arranged on the second fixed seat 41, and the adjustable screw 42 can be adjusted through threads to enable a nut to jack a workpiece. In this embodiment, the second fixing seat 41, the first fixing seat 21 and the second fixing seat 31 have the same structure, the adjustable screw 42 is a modified bolt, and for convenience of turning, one end away from the nut may be set to be polygonal.
Compressing tightly 6 includes first spacing post 61, support column 62 and clamp plate 63, be equipped with first bar through-hole 631 on the clamp plate 63, first spacing post 61 passes first bar through-hole 631, be equipped with on the first spacing post 61 with first spacing post 61 screw-thread fit's gland nut 64, gland nut 64 can move and then compress tightly clamp plate 63 along first spacing post 61 through the screw thread, and under the compression state, the one end of clamp plate 63 compresses tightly on support column 62, and the other end of clamp plate 63 compresses tightly on the work piece. In this embodiment, six pressing pieces 6 are provided, and the pressing positions of the pressing pieces 6 are all non-processing areas of the workpiece, so that interference in the processing of the workpiece is avoided.
The base plate 1 is provided with two supporting members 5, namely a first cushion block 51 and a second cushion block 52 for supporting a workpiece. In this embodiment, the first cushion block 51 and the second cushion block 52 are two strip-shaped cushion blocks with equal height and arranged in parallel, the first cushion block 51 is provided with a first fixing surface 53, the second cushion block 52 is provided with a second fixing surface 54, the heights of the two ends of the first cushion block 51 are greater than the height of the middle part, a longitudinal first fixing surface 53 is formed between the two ends and the middle part, the second cushion block 52 has the same structure as the first cushion block 51, and the first fixing surface 53 and the second fixing surface 54 are on the same plane to fix and position a workpiece stably. The number and the position of the supporting members 5 are set according to the specific conditions of different workpieces, and whether the first fixing surface 53 and the second fixing surface 54 are coplanar is also set according to the specific conditions of different workpieces. In order to more firmly position the workpiece, it is preferable that the pressing members 6, two of which are disposed on the side of the first block 51 away from the second block 52 and two of which are disposed above the vicinity of the second block 52, are disposed on both sides of the first block 51 and the second block 52. All the pressing members 6 are preferably arranged symmetrically with respect to the workpiece, ensuring a balanced pressing. The face of the workpiece supported by the support 5 may be a pre-machined datum face.
And a second fixed positioning part 8 for carrying out X negative direction positioning on the workpiece is also arranged on the bottom plate 1. Preferably, the second fixing location 8 is detachably fixed to the base plate 1. In this embodiment, the second fixing positioning element 8 includes a second limiting column 81 and a positioning pressing element 82, the second limiting column 81 can be detachably fixed on the edge end face of the bottom plate 1, that is, on the edge end face of one end of the fixing positioning element 2, a radial protrusion for compressing the positioning pressing element 82 is provided on the second limiting column 81, in this embodiment, a threaded pin is provided with the second limiting column 81 and the radial protrusion as an integral body, the threaded pin is fixed in a threaded hole on the bottom plate 1 through a thread, the radial protrusion is a pin cap 83, a second strip-shaped through hole 821 is provided on the positioning pressing element 82, the second limiting column 81 passes through the second strip-shaped through hole 821, and the positioning pressing element 82 is located between the bottom plate 1 and the pin cap 83, so that one end of the positioning pressing element 82 is abutted against the edge end face of the bottom plate 1, and. The positioning pressing part 82 comprises a pressing part main body 822 and supporting legs 823 arranged at two ends of the pressing part main body 822, wherein the second strip-shaped through hole 821 is arranged on the pressing part main body 822, in the embodiment, the positioning pressing part 82 is of an arch structure, the arrangement of the arch structure avoids extra supporting columns arranged on the end face of the bottom plate 1, the end part of the arch structure serves as the supporting leg 823, the effect of the supporting columns is achieved, too many structures are prevented from being introduced on the end face of the bottom plate 1, meanwhile, the other end part of the arch structure compresses a workpiece, the edge of the workpiece can be compressed and positioned when the edge of the workpiece is in the inner side of the edge of the bottom plate 1 or is flush with the edge of the bottom plate 1, the workpiece does not need to extend out of the edge of the. The second fixed positioning part 8 can be detachably fixed on the bottom plate 1, when the face of the workpiece corresponding to the fixed positioning part 8 is processed, the second fixed positioning part can be detached, as shown in fig. 9 to 12, unnecessary interference is avoided, when other faces of the workpiece are processed, the second fixed positioning part 8 can be installed, and six freedom directions of the workpiece are guaranteed to be stably positioned.
In the following, the present embodiment is further described with reference to a tool for processing a workpiece as a saddle, in particular, a tool for processing the reverse side of a saddle, and for the case of providing a second fixing and positioning component, as shown in fig. 5 to 8, during processing, a base plate is first positioned on a machine tool workbench, and is positioned and locked by using a positioning key in cooperation with a T-shaped groove on the workbench, and preferably, a saddle with a processed front side is placed on the support component 5, and then the first fixing surface 53 and the second fixing surface 54 abut against a longitudinal surface in the middle of the front side of the saddle with the processed front side, so as to position the saddle, position the saddle at which the finish machining has been completed, and associate two times of processing, and correspond to each other in a front-back manner, so that the positioning accuracy of the saddle is higher. The four pressing pieces 6 are all pressed at the non-processing position of the saddle to avoid interference, the first fixing and positioning piece 2 is used for positioning the end face of the saddle, and the second fixing and positioning piece 8 is used for positioning the end face of the saddle end head side. Fig. 9 to 12 show the case where the second fixing and positioning member is not provided, and this embodiment can ensure stable positioning of the saddle while avoiding additional interference in machining the end surface on the tip end side of the saddle and the shaft hole.
The above-mentioned embodiments are merely illustrative of the preferred embodiments of the present invention, and do not limit the scope of the present invention, and various modifications and improvements of the technical solution of the present invention by those skilled in the art should fall within the protection scope defined by the claims of the present invention without departing from the spirit of the present invention.
Claims (8)
1. The utility model provides a machine tool machining frock, includes the bottom plate, its characterized in that: the bottom plate is provided with a first fixed positioning part for X positive positioning of the workpiece, a movable jacking part for Y negative positioning of the workpiece, a supporting part for Z positive positioning of the workpiece and more than two pressing parts, and the supporting part is provided with a positioning surface for Y positive positioning of the workpiece.
2. The machine tool machining tool according to claim 1, characterized in that: the first fixing positioning part comprises a first fixing seat fixed on the bottom plate and a supporting nail arranged on the first fixing seat, the second fixing positioning part comprises a second fixing seat fixed on the bottom plate and a second supporting nail arranged on the second fixing seat, the nail caps of the supporting nail and the second supporting nail are used for abutting against fixed workpieces, the movable jacking part comprises a second fixing seat and an adjustable screw arranged on the second fixing seat, and the adjustable screw can enable the nail caps of the adjustable screw to jack the workpieces tightly through thread adjustment.
3. The machine tool machining tool according to claim 1, characterized in that: the pressing piece comprises a first limiting column, a supporting column and a pressing plate, a first strip-shaped through hole is formed in the pressing plate, the first limiting column penetrates through the first strip-shaped through hole, a pressing nut in threaded fit with the first limiting column is arranged on the first limiting column, the pressing nut can move along the first limiting column through threads to further press the pressing plate, one end of the pressing plate is pressed on the supporting column in a pressing state, and the other end of the pressing plate is pressed on a workpiece.
4. The machine tool machining tool according to claim 1, characterized in that: the bottom plate is provided with a first cushion block and a second cushion block which are used for supporting a workpiece, the first cushion block and the second cushion block are two strip-shaped cushion blocks which are arranged in parallel and have the same height, the first cushion block is provided with a first fixing surface, and the second cushion block is provided with a second fixing surface.
5. The machine tool of claim 4, wherein: the height of the two ends of the first cushion block is larger than that of the middle part of the first cushion block, a longitudinal first fixing surface is formed between the two ends and the middle part of the first cushion block, the structure of the second cushion block is the same as that of the first cushion block, and the first fixing surface and the second fixing surface are on the same plane.
6. The machine tool machining tool according to claim 1, characterized in that: the bottom plate is also provided with a second fixed positioning piece for carrying out X negative direction positioning on the workpiece, and the second fixed positioning piece is detachably fixed on the bottom plate.
7. The machine tool of claim 6, wherein: the second fixing and positioning part comprises a second limiting column and a positioning pressing part, the second limiting column is arranged on the edge end face of the bottom plate, a radial protrusion used for compressing the positioning pressing part is arranged on the second limiting column, a second strip-shaped through hole is formed in the positioning pressing part, the second limiting column penetrates through the second strip-shaped through hole, the positioning pressing part is located between the bottom plate and the radial protrusion, one end of the positioning pressing part is abutted to the edge end face of the bottom plate, and the other end of the positioning pressing part is pressed on a workpiece.
8. The machine tool machining tool according to any one of claims 1 to 7, characterized in that: the pressing device comprises a bottom plate, a first fixed positioning piece, a movable pressing piece and a second fixed positioning piece, wherein the bottom plate is provided with the first fixed positioning piece, the movable pressing piece and the second fixed positioning piece are arranged correspondingly, and the more than two pressing pieces are symmetrically arranged relative to a workpiece.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201911089289.8A CN110722378A (en) | 2019-11-08 | 2019-11-08 | Machine tool machining tool |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201911089289.8A CN110722378A (en) | 2019-11-08 | 2019-11-08 | Machine tool machining tool |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN110722378A true CN110722378A (en) | 2020-01-24 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201911089289.8A Pending CN110722378A (en) | 2019-11-08 | 2019-11-08 | Machine tool machining tool |
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| Country | Link |
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| CN (1) | CN110722378A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112008415A (en) * | 2020-09-15 | 2020-12-01 | 杨兴发 | Sheet type standard knot tool and sheet type standard knot processing technology |
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2005169537A (en) * | 2003-12-09 | 2005-06-30 | Canon Electronics Inc | Workpiece positioning and fixing tool |
| CN205254594U (en) * | 2015-12-08 | 2016-05-25 | 山西利民工业有限责任公司 | Adj. tabular closing device with adjustable |
| CN208467807U (en) * | 2018-07-05 | 2019-02-05 | 安徽金陵恒昕装备制造有限公司 | A kind of dual-purpose edge beam of underframe machining fixture |
| CN110076599A (en) * | 2019-06-10 | 2019-08-02 | 上海第一机床厂有限公司 | Clamping fixer |
| CN211728336U (en) * | 2019-11-08 | 2020-10-23 | 科德数控股份有限公司 | Machine tool machining tool |
-
2019
- 2019-11-08 CN CN201911089289.8A patent/CN110722378A/en active Pending
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2005169537A (en) * | 2003-12-09 | 2005-06-30 | Canon Electronics Inc | Workpiece positioning and fixing tool |
| CN205254594U (en) * | 2015-12-08 | 2016-05-25 | 山西利民工业有限责任公司 | Adj. tabular closing device with adjustable |
| CN208467807U (en) * | 2018-07-05 | 2019-02-05 | 安徽金陵恒昕装备制造有限公司 | A kind of dual-purpose edge beam of underframe machining fixture |
| CN110076599A (en) * | 2019-06-10 | 2019-08-02 | 上海第一机床厂有限公司 | Clamping fixer |
| CN211728336U (en) * | 2019-11-08 | 2020-10-23 | 科德数控股份有限公司 | Machine tool machining tool |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112008415A (en) * | 2020-09-15 | 2020-12-01 | 杨兴发 | Sheet type standard knot tool and sheet type standard knot processing technology |
| CN112008415B (en) * | 2020-09-15 | 2024-07-16 | 长沙市速工科技有限责任公司 | Piece type standard knot tool and piece type standard knot processing technology |
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