SUMMERY OF THE UTILITY MODEL
In view of the technical deficiencies, the utility model aims to provide a spark machine positioning tool, which can directly process the electrode without multiple times of centering and multiple times of electrode vertical angle adjustment and has high processing precision, wherein the vertical and positioning precision are adjusted when the electrode is manufactured by a carving machine; the clamping can also keep high precision when rotating by 90 degrees, 180 degrees and 270 degrees, the workpiece does not need to be rotated, and the operation is simpler.
In order to solve the technical problem, the utility model adopts the following technical scheme:
a spark machine positioning tool is characterized by comprising a main body positioning plate, a pull rod, an adjusting lifting plate, a fixing screw plate, an adjusting screw, a pressing cap and a fixing plate; the fixing plate is arranged on one side of the main body positioning plate; the fixed screw plate is fixed in the main body positioning plate; the adjusting lifting plate is movably arranged in the main body positioning plate; the pull rod is movably arranged on the main body positioning plate, and one end of the pull rod penetrates through the main body positioning plate and is fixedly connected with the adjusting lifting plate; the pressing cap is fixed on the fixed screw plate; the adjusting screw rod is movably arranged on the fixed screw rod plate, penetrates through the adjusting lifting plate and is in threaded connection with the adjusting lifting plate; a positioning precise small guide pillar and guide sleeve is arranged on the main body positioning plate; and a positioning clamping groove is arranged on the pull rod.
Preferably, the device further comprises a fixed electrode plate; the fixed electrode plate is arranged on the main body positioning plate and is fixed through the positioning clamping groove of the pull rod; the fixed electrode plate is provided with a countersunk head screw hole.
Preferably, the spring clamp further comprises a spring concentric clamp and a fixed spring clamp positioning plate; the fixed collet positioning plate is arranged on the main body positioning plate and is fixed through a positioning clamping groove of the pull rod; the spring concentric chuck is arranged on the fixed spring chuck positioning plate.
The beneficial effects of the utility model reside in that: the design of the utility model adjusts the vertical and positioning accuracy when the electrode is manufactured by the engraving and milling machine, and the electrode can be directly processed without multiple times of centering and multiple times of adjustment of the vertical angle of the electrode, and the processing accuracy is high; the clamping can also keep high precision when rotating by 90 degrees, 180 degrees and 270 degrees, the workpiece does not need to be rotated, and the operation is simpler.
Drawings
In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described below, it is obvious that the drawings in the following description are only some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to these drawings without creative efforts.
Fig. 1 and 7 are schematic structural views of a positioning tool of a spark machine provided in embodiment 1 of the present invention;
FIG. 2 is a schematic cross-sectional view of FIG. 1;
fig. 3 is a schematic perspective view of a positioning tool of a spark machine provided in embodiment 1 of the present invention;
fig. 4 is a schematic structural diagram of a positioning tool of a spark machine provided in embodiment 2 of the present invention;
FIG. 5 is a schematic cross-sectional view of FIG. 4;
fig. 6 is a schematic perspective view of a positioning tool of a spark machine according to embodiment 2 of the present invention.
Description of reference numerals:
the device comprises a pull rod 1, a main body positioning plate 2, a positioning precision small guide pillar guide sleeve 3, an adjusting lifting plate 4, a fixing plate 5, an adjusting screw rod 6, a pressing cap 7, a fixing screw rod plate 8, a fixing electrode plate 9, a fixing spring chuck positioning plate 10, a spring concentric chuck 11 and an extension cutter bar 12.
Detailed Description
The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.
It should be noted that in the description of the present invention, the terms "in", "up", "down", "horizontal", "inner", etc. indicate directions or positional relationships based on those shown in the drawings, which are merely for convenience of description, and do not indicate or imply that the device or element must have a specific orientation, be constructed and operated in a specific orientation, and thus, should not be construed as limiting the present invention.
Furthermore, it should be noted that, in the description of the present invention, unless otherwise explicitly specified or limited, the terms "disposed," "mounted," "connected," and "connected" are to be construed broadly and may include, for example, a fixed connection, a detachable connection, or an integral connection; may be a mechanical connection; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meaning of the above terms in the present invention can be understood by those skilled in the art according to specific situations.
Example 1
As shown in fig. 1 to 3, a spark machine positioning tool comprises a main body positioning plate 2, a pull rod 1, an adjusting lifting plate 4, a fixed screw plate 8, an adjusting screw 6, a pressing cap 7 and a fixing plate 5; the fixing plate 5 is arranged on one side of the main body positioning plate 2; the fixed screw plate 8 is fixed in the main body positioning plate 2; the adjusting lifting plate 4 is movably arranged in the main body positioning plate 2; the pull rod 1 is movably arranged on the main body positioning plate 2, and one end of the pull rod 1 penetrates through the main body positioning plate 2 and is fixedly connected with the adjusting lifting plate 4; the pressing cap 7 is fixed on the fixed screw plate 8; the adjusting screw 6 is movably arranged on the fixed screw plate 8, and the adjusting screw 6 penetrates through the adjusting lifting plate 4 and is in threaded connection with the adjusting lifting plate 4; a positioning precise small guide pillar and guide sleeve 3 is arranged on the main body positioning plate 2, and the positioning precise small guide pillar and guide sleeve 3 is used for precise positioning; the pull rod 1 is provided with a positioning clamping groove.
Further, a fixed electrode plate 9 is also included; the fixed electrode plate 9 is arranged on the main body positioning plate 2 and is fixed through a positioning clamping groove of the pull rod 1; the fixed electrode plate 9 is provided with a countersunk screw hole; the electrode is used as a set of tool on an engraving and milling machine, the electrode is fixed on the fixed electrode plate 9 in advance through screws (countersunk screw holes), and then the fixed electrode plate 9 is fixed through the pull rod 1 for processing.
Further, as shown in fig. 7, an extension knife bar 12 is integrally provided on the fixed electrode plate 9, the extension knife bar 12 is cylindrical, a prototype standard electrode is inserted into the extension knife bar 12, and the electrode is fixed on the extension knife bar 12 by a bolt, so that re-calibration is not required, the precision is high, and the machining operation can be directly performed.
Example 2
As shown in fig. 4 to 6, a spark machine positioning tool comprises a main body positioning plate 2, a pull rod 1, an adjusting lifting plate 4, a fixed screw plate 8, an adjusting screw 6, a pressing cap 7 and a fixing plate 5; the fixing plate 5 is arranged on one side of the main body positioning plate 2; the fixed screw plate 8 is fixed in the main body positioning plate 2; the adjusting lifting plate 4 is movably arranged in the main body positioning plate 2; the pull rod 1 is movably arranged on the main body positioning plate 2, and one end of the pull rod 1 penetrates through the main body positioning plate 2 and is fixedly connected with the adjusting lifting plate 4; the pressing cap 7 is fixed on the fixed screw plate 8; the adjusting screw 6 is movably arranged on the fixed screw plate 8, and the adjusting screw 6 penetrates through the adjusting lifting plate 4 and is in threaded connection with the adjusting lifting plate 4; a positioning precise small guide pillar and guide sleeve 3 is arranged on the main body positioning plate 2, and the positioning precise small guide pillar and guide sleeve 3 is used for precise positioning; the pull rod 1 is provided with a positioning clamping groove.
Further, the device also comprises a spring concentric chuck 11 and a fixed spring chuck positioning plate 10; the fixed collet positioning plate 10 is arranged on the main body positioning plate 2 and is fixed through a positioning clamping groove of the pull rod 1; the spring concentric chuck 11 is arranged on the fixed spring chuck positioning plate 10; the concentric spring chuck 11 is used for installing the tool shank, and the installation error does not exceed half of the thread.
When the adjustable clamping device is used, the adjusting screw 6 is rotated, the adjusting screw 6 rotates on the fixed screw plate 8, the adjusting lifting plate 4 is driven to move through the threaded fit of the adjusting screw 6 and the adjusting lifting plate 4, the pull rod 1 is driven to stretch out and draw back on the main body positioning plate 2, after the pull rod 1 extends out, the fixed electrode plate 9 or the fixed spring chuck positioning plate 10 can be plugged into the positioning clamping grooves of the four pull rods 1, the adjusting screw 6 is rotated reversely, the pull rod 1 retracts, and the fixed electrode plate 9 or the fixed spring chuck positioning plate 10 is firmly fixed on the main body positioning plate 2 through the positioning clamping grooves of the pull rod 1, so that clamping and fixing are completed; the two sets are matched for use, one set is placed in a finishing engraving machine to process an electrode, and the electrode is well rotated into a whole through the adjusting screw 6 and taken down together with the fixed electrode plate 9; in the same method of a spark machine, the accurate positioning and locking are realized through the adjusting screw 6 and the small positioning accurate guide post and guide sleeve 3, so that a pair of die cores need to discharge electricity and only need to be divided into centers once; all the electrodes do not need to be separated into centers again and calibrated to be vertical again, and the precision and the efficiency can be improved.
It will be apparent to those skilled in the art that various changes and modifications may be made without departing from the spirit and scope of the invention. Thus, if such modifications and variations of the present invention fall within the scope of the claims and their equivalents, the present invention is also intended to include such modifications and variations.