CN211759023U - Machining positioning device for electric spark machine - Google Patents
Machining positioning device for electric spark machine Download PDFInfo
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- CN211759023U CN211759023U CN202020431600.4U CN202020431600U CN211759023U CN 211759023 U CN211759023 U CN 211759023U CN 202020431600 U CN202020431600 U CN 202020431600U CN 211759023 U CN211759023 U CN 211759023U
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- support frame
- adjustable support
- base plate
- movable base
- horizontal part
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Abstract
The utility model discloses an electric spark machine matching machine processing positioning device in the field of mechanical manufacturing tool fixtures, which comprises a flat tongs, a cushion block is arranged between two clamping plates, the cushion block is supported on a tongs seat, a workpiece extending towards the side surface is arranged on the cushion block, the cushion block is fixed with the workpiece through a fastening bolt I, the tongs seat is arranged on a movable base plate, the movable base plate is provided with a fixed bracket corresponding to the workpiece, the mounting part is fixedly connected with the movable base plate through a fastener, the fixed bracket is connected with an adjustable support frame, the adjustable support frame includes the horizontal part, and the horizontal part left and right sides all is provided with vertical portion, all runs through on two vertical portions of adjustable support frame and has seted up the kidney slot, and fastening screw passes the kidney slot and is connected with the fixed bolster, and the stay bolt upwards passes adjustable support frame horizontal part and pushes up and lean on the work piece downside, and the last cover of stay bolt is equipped with lock nut. The utility model discloses can guarantee that the work piece keeps the atress balanced in the course of working, improve the machining precision.
Description
Technical Field
The utility model belongs to the machine-building frock clamp field, in particular to supporting machining positioner of electric spark machine.
Background
In the prior art, an electric spark machine is a machining device and is mainly used for electric spark machining. The method is widely applied to the manufacture of various metal dies and mechanical equipment. The electric discharge machine is a special machining method for removing a conductive material by utilizing an electric erosion action generated during pulse discharge between two electrodes immersed in a working fluid, and is also called as electric discharge machining or electric erosion machining. When the electric spark machine is processed, the tool electrode and the workpiece are respectively connected with two poles of a pulse power supply and immersed in working liquid, or the working liquid is filled into a discharge gap, and the working liquid is punctured by pulse voltage applied to the two electrodes to generate spark discharge. At present, when a spark machine is used for grooving and screw tap machining of a workpiece with a long length, a flat tongs is usually adopted to clamp and fix one end of the workpiece, the other end of the workpiece is suspended in the air in a cantilever shape, an electrode of the spark machine provides downward pressure for the workpiece when the electrode of the spark machine processes the part of the workpiece suspended in the air, and the other end of the workpiece is lack of support, so that the workpiece is unbalanced in stress in the machining process, and is easy to damage.
SUMMERY OF THE UTILITY MODEL
The utility model aims at providing an electric spark machine supporting machining positioner can provide the holding power to the longer work piece of length, guarantees that the work piece keeps the atress balanced in the course of working, improves the machining precision.
The purpose of the utility model is realized like this: a matched machining positioning device of an electric spark machine comprises a flat tongs, wherein the flat tongs comprise a tong seat, a fixed block and a moving block which correspond to each other from left to right are arranged on the tong seat, a space is reserved between the fixed block and the moving block, clamping plates are arranged on one sides of the fixed block and the moving block which are opposite, a lead screw is rotatably and horizontally arranged below the moving block on the tong seat, a lead screw nut of the lead screw is in transmission connection with the moving block, a cushion block is arranged between the two clamping plates and supported on the tong seat, a workpiece extending towards the side surface is arranged on the cushion block and fixed with the workpiece through a fastening bolt I, the tong seat is arranged on a movable base plate, a fixed support is arranged on the movable base plate corresponding to the workpiece, the fixed support is in an inverted U shape, mounting parts are arranged on the left side and the right side of the fixed support, the adjustable support frame is the shape of falling U, and the adjustable support frame includes the horizontal part, and the horizontal part left and right sides all is provided with vertical portion, all runs through on two vertical portions of adjustable support frame and has seted up the kidney slot, the vertical setting of kidney slot axis, and fastening screw passes the kidney slot and is connected with the fixed bolster, and the fastening screw axis is mutually perpendicular with the kidney slot axis, and the stay bolt upwards passes adjustable support frame horizontal part and pushes up and lean on the work piece downside, and the last cover of stay bolt is equipped with lock nut, and lock nut pastes with the adjustable support frame horizontal part and lean on.
The utility model discloses the during operation passes through the cushion with the work piece and fixes on the pincers seat, and the movable block removes to make splint press from both sides the cushion tightly, adjusts adjustable support frame's position from top to bottom again for the support bolt top leans on in order to provide the holding power at the work piece lower surface, and the other end of work piece obtains supporting the back, adds man-hour to the work piece and can guarantee that the atress obtains balancing. Compared with the prior art, the beneficial effects of the utility model reside in that: the adjustable support frame can be adjusted up and down by the kidney-shaped groove, so that the support bolt is guaranteed to be propped against a workpiece, and the stress balance is guaranteed; the workpiece is fixed with the cushion block, so that the workpiece is prevented from being pressed by the clamping plate. The device can provide supporting force for the workpiece with longer length, ensure that the workpiece keeps stress balance in the machining process and improve the machining precision.
As a further improvement, the horizontal part of the adjustable supporting frame is provided with a threaded hole corresponding to the supporting bolt.
As a further improvement, the movable base plate is vertically provided with a through groove corresponding to the workpiece. The through groove enables an electrode of the electric spark machine to move downwards, and the electrode is prevented from interfering with the movable substrate.
As a further improvement of the utility model, portable base plate installation is on the workstation, and a plurality of T-shaped grooves have been seted up to the parallel on the workstation, and T-shaped groove length direction is parallel with portable base plate length direction, and four edges of portable base plate all are provided with fastening bolt two, and fastening bolt two's bolt seat is located corresponding T-shaped inslot, and fastening bolt two upper ends stretch out the T-shaped groove and are connected with portable base plate, and the cover is equipped with on fastening bolt two and pastes the lock nut who leans on portable base plate. After the locking nut is loosened, the movable substrate is not fixedly connected with the workbench any more, the position of the movable substrate can be adjusted along the axis of the T-shaped groove, and finally, the locking nut is screwed down, so that the movable substrate is fixed.
As a further improvement of the utility model, a space is left between the bolt seat of the second fastening bolt and the bottom wall of the T-shaped groove.
Drawings
Fig. 1 is a top view of the present invention.
Fig. 2 is a cross-sectional view along AA of fig. 1.
Fig. 3 is a schematic structural view of the flat-nose pliers.
FIG. 4 is a schematic structural diagram of the movable substrate, the worktable and the second fastening bolt.
The clamp comprises a clamp seat 1, a fixing block 2, a moving block 3, a clamping plate 4, a lead screw 5, a lead screw nut 5a, a workpiece 6, a first fastening bolt 7, a movable base plate 8, a fixing support 9, a mounting part 9a, an adjustable supporting frame 10, a horizontal part 10a, a vertical part 10b, a kidney-shaped groove 11, a fastening screw 12, a supporting bolt 13, a locking nut 14, a penetrating groove 15, a workbench 16, a T-shaped groove 17, a second fastening bolt 18 and a cushion block 19.
Detailed Description
As shown in fig. 1-4, the positioning device for machining of the electric spark machine is an electric spark machine matching machine, and comprises a flat tongs, wherein the flat tongs comprise a tongs base 1, a fixed block 2 and a moving block 3 which correspond to each other from left to right are arranged on the tongs base 1, a distance is reserved between the fixed block 2 and the moving block 3, clamping plates 4 are arranged on one sides of the fixed block 2 opposite to the moving block 3, a lead screw 5 is rotatably and horizontally arranged below the moving block 3 on the tongs base 1, a lead screw nut 5a of the lead screw 5 is in transmission connection with the moving block 3, a cushion block 19 is arranged between the two clamping plates 4, the cushion block 19 is supported on the tongs base 1, a workpiece 6 extending towards the side surface is arranged on the cushion block 19, the cushion block 19 is fixed with the workpiece 6 through a fastening bolt I7, the tongs base 1 is arranged on a movable base plate 8, a fixed support 9 is arranged on the movable base plate 8 corresponding to, installation department 9a passes through fastener and 8 looks fixed connection of portable base plate, be connected with adjustable support frame 10 on the fixed bolster 9, adjustable support frame 10 is the shape of falling U, adjustable support frame 10 includes horizontal part 10a, the horizontal part 10a left and right sides all is provided with vertical portion 10b, all run through on two vertical portions 10b of adjustable support frame 10 and seted up kidney slot 11, the vertical setting of kidney slot 11 axis, fastening screw 12 passes kidney slot 11 and is connected with fixed bolster 9, fastening screw 12 axis is mutually perpendicular with kidney slot 11 axis, supporting bolt 13 upwards passes adjustable support frame 10 horizontal part 10a and pushes up and leans on 6 downside of work pieces, the cover is equipped with lock nut 14 on the supporting bolt 13, lock nut 14 leans on with adjustable support frame 10 horizontal part 10a mutually. The horizontal part 10a of the adjustable support frame 10 is provided with a threaded hole corresponding to the support bolt 13. The movable base plate 8 is vertically provided with a through groove 15 corresponding to the workpiece 6. The movable substrate 8 is arranged on the workbench 16, a plurality of T-shaped grooves 17 are formed in the workbench 16 in parallel, the length direction of each T-shaped groove 17 is parallel to the length direction of the movable substrate 8, two fastening bolts 18 are arranged at four corners of the movable substrate 8, bolt seats of the two fastening bolts 18 are located in the corresponding T-shaped grooves 17, the upper ends of the two fastening bolts 18 extend out of the T-shaped grooves 17 and are connected with the movable substrate 8, and locking nuts 14 attached to the movable substrate 8 are sleeved on the two fastening bolts 18. And a space is reserved between the bolt seat of the second fastening bolt 18 and the bottom wall of the T-shaped groove 17.
The utility model discloses the during operation is fixed work piece 6 on pincers seat 1 through cushion 19, and movable block 3 removes and makes splint 4 press from both sides cushion 19 tightly, adjusts the position of adjustable support frame 10 from top to bottom again for 13 tops of stay bolt lean on in order to provide the holding power at 6 lower surfaces of work piece, and the other end of work piece 6 obtains supporting the back, adds man-hour to work piece 6 and can guarantee that the atress obtains balancing. The utility model has the advantages that: the adjustable support frame 10 can be adjusted up and down by the kidney-shaped groove 11, so that the support bolt 13 is enabled to be propped against the workpiece 6, and the stress balance is ensured; the workpiece 6 is fixed with the cushion block 19, so that the workpiece 6 is prevented from being pressed by the clamping plate 4. The device can provide supporting force for the workpiece 6 with longer length, ensure that the workpiece 6 keeps stress balance in the machining process, and improve the machining precision.
The present invention is not limited to the above embodiments, and based on the technical solutions disclosed in the present invention, those skilled in the art can make some replacements and transformations for some technical features without creative labor according to the disclosed technical contents, and these replacements and transformations are all within the protection scope of the present invention.
Claims (5)
1. A matched machining positioning device of an electric spark machine comprises a flat tongs, wherein the flat tongs comprise a tong seat, a fixed block and a moving block which correspond to each other from left to right are arranged on the tong seat, a space is reserved between the fixed block and the moving block, clamping plates are arranged on one sides of the fixed block and the moving block which are opposite, a lead screw is rotatably and horizontally arranged below the moving block on the tong seat, and a lead screw nut of the lead screw is in transmission connection with the moving block. Be connected with adjustable support frame on the fixed bolster, adjustable support frame is the shape of falling the U, adjustable support frame includes the horizontal part, the horizontal part left and right sides all is provided with vertical portion, all run through on two vertical portions of adjustable support frame and seted up the kidney slot, the vertical setting of kidney slot axis, fastening screw passes the kidney slot and is connected with the fixed bolster, the fastening screw axis is mutually perpendicular with kidney slot axis, the stay bolt upwards passes adjustable support frame horizontal part and pushes up and lean on the work piece downside, the cover is equipped with lock nut on the stay bolt, lock nut pastes with adjustable support frame horizontal part and leans on mutually.
2. The electric discharge machine matched machining positioning device as claimed in claim 1, wherein the horizontal part of the adjustable supporting frame is provided with a threaded hole corresponding to the supporting bolt.
3. The electric discharge machine machining positioning device as claimed in claim 1 or 2, wherein the movable base plate is vertically provided with a through groove corresponding to the workpiece.
4. The electric discharge machine matched machining positioning device as claimed in claim 1 or 2, wherein the movable base plate is mounted on a workbench, a plurality of T-shaped grooves are formed in the workbench in parallel, the length direction of the T-shaped grooves is parallel to the length direction of the movable base plate, two fastening bolts are arranged at four corners of the movable base plate, bolt seats of the two fastening bolts are located in the corresponding T-shaped grooves, the upper ends of the two fastening bolts extend out of the T-shaped grooves and are connected with the movable base plate, and locking nuts attached to the movable base plate are sleeved on the two fastening bolts.
5. The electric discharge machine matched machining positioning device as claimed in claim 4, wherein a gap is reserved between a bolt seat of the second fastening bolt and the bottom wall of the T-shaped groove.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020431600.4U CN211759023U (en) | 2020-03-30 | 2020-03-30 | Machining positioning device for electric spark machine |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020431600.4U CN211759023U (en) | 2020-03-30 | 2020-03-30 | Machining positioning device for electric spark machine |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN211759023U true CN211759023U (en) | 2020-10-27 |
Family
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202020431600.4U Active CN211759023U (en) | 2020-03-30 | 2020-03-30 | Machining positioning device for electric spark machine |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN211759023U (en) |
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2020
- 2020-03-30 CN CN202020431600.4U patent/CN211759023U/en active Active
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