CN212945891U

CN212945891U - High-stability spark machine

Info

Publication number: CN212945891U
Application number: CN202021412147.9U
Authority: CN
Inventors: 梁玉梅
Original assignee: Suzhou Boli Precision Plastic Mould Co ltd
Current assignee: Suzhou Boli Precision Plastic Mould Co ltd
Priority date: 2020-07-17
Filing date: 2020-07-17
Publication date: 2021-04-13
Anticipated expiration: 2030-07-17

Abstract

The utility model belongs to the technical field of spark machine and specifically relates to a high stability spark machine is related to, it includes the spark machine body, the spark machine body is including processing the seat, be equipped with the process chamber in the processing seat, be equipped with the fixed plate that a plurality of levels set up in the process chamber, be equipped with fixed logical groove between the adjacent fixed plate, be equipped with a plurality of connecting holes in the processing seat of fixed logical groove below, the connecting hole sets up to the screw hole, the spiro union has the screw rod of vertical setting in the connecting hole, it is equipped with the butt piece that is located the fixed plate top to rotate the cover on the screw rod, the top of screw rod is equipped with the. Through the position and the angle of adjusting the butt joint piece, make a plurality of butt joint pieces with the work piece centre gripping on the fixed plate to make the work piece be difficult for taking place to remove in the course of working. The workpiece fixing device has the effects that the workpiece fixing process is simple and rapid, the stability of the workpiece is high, the workpiece is not easy to move in the machining process, and the machining quality of the workpiece is improved.

Description

High-stability spark machine

Technical Field

The application relates to the field of spark machines, in particular to a high-stability spark machine.

Background

The electric discharge machine is one of the most common machining devices, and is widely applied to the manufacture of various metal molds and mechanical devices. When the electric discharge machine is used for machining, the metal of the workpiece electrode is etched while the tool electrode is continuously fed to the workpiece electrode under the condition of keeping a constant discharge gap between the tool electrode and the workpiece electrode, and finally, the shape corresponding to the shape of the tool electrode is machined. Therefore, various complex profiles can be machined by changing the shape of the tool electrode and the relative movement between the tool electrode and the workpiece electrode.

The patent with the prior publication number of CN207930105U discloses a spark machine with stable clamping, which comprises a machine body, wherein a lifting main shaft is connected with the machine body, the lower end of the lifting main shaft is connected with a clamp, the clamp comprises a movable clamp and a fixed clamp, an electrode block is clamped between the movable clamp and the fixed clamp, a plurality of mounting holes are arranged on the electrode block, and a positioning block and a buffer spring are arranged in the mounting holes; positioning holes matched with the positioning blocks are formed in the movable clamp and the fixed clamp. When the electrode block is clamped, the positioning block is inserted into the positioning hole, the buffer spring enables the electrode block and the clamp to be in elastic contact, and the electrode block is prevented from being damaged on the premise that the clamping stability of the electrode block is guaranteed.

In view of the above-mentioned related art, the inventor believes that there is a defect that merely ensuring stable clamping of the electrode block is not enough to improve the processing quality of the workpiece, and if the workpiece moves during the processing, the processing line is easily deviated from the preset line, thereby reducing the processing quality of the workpiece.

SUMMERY OF THE UTILITY MODEL

In order to make the work piece be difficult for removing in course of working, improve the processingquality of work piece, this application provides a high stability spark machine.

The application provides a high stability spark machine adopts following technical scheme:

the utility model provides a high stability spark machine, includes the spark machine body, the spark machine body is including processing the seat, be equipped with the process chamber in the processing seat, be equipped with the fixed plate that a plurality of levels set up in the process chamber, it is adjacent be equipped with fixed logical groove between the fixed plate, be equipped with a plurality of connecting holes in the processing seat of fixed logical groove below, the connecting hole sets up to the screw hole, the spiro union has the screw rod of vertical setting in the connecting hole, it is located to rotate the cover on the screw rod the butt piece of fixed plate top, the top of screw rod be equipped with be used for with the nut of butt piece upper surface butt.

Through adopting above-mentioned technical scheme, the direction of adjustment butt joint piece makes butt joint piece and work piece butt. Because the butt joint piece is provided with a plurality ofly, consequently carry out the centre gripping to the work piece, with the work piece spacing on the fixed plate. After the position of the abutting block is determined, the screw rod is screwed, the nut abuts against the upper surface of the abutting block and gives downward pressure to the abutting block, and the abutting block is not easy to move and rotate. After the butt joint block is fixed, the workpiece is clamped and limited by the butt joint block and is not easy to move, so that the workpiece is not easy to move in the machining process, and the machining quality of the workpiece is improved.

Preferably, a pressing component is arranged in the fixed through groove adjacent to the screw rod, the pressing component comprises a pressing pipe which is arranged in the fixed through groove in a sliding mode, a pressing elastic piece is connected in the pressing pipe, the upper end of the pressing elastic piece is connected with a connecting rod which is inserted into the pressing pipe and arranged in the pressing pipe in a sliding mode, and a pressing plate which is arranged horizontally is arranged at the upper end of the connecting rod.

Through adopting above-mentioned technical scheme, the butt piece is fixed the back, removes the butt pipe. The pressing pipe is moved to one side of the workpiece, the pressing plate is pulled upwards, and the pressing plate drives the connecting rod to move upwards. The connecting rod drives the abutting elastic piece to extend upwards, so that the abutting elastic piece forms extensional deformation. Then the pressing plate is released, and the connecting rod is driven to move downwards by the downward pulling force of the pressing elastic piece. The pressing plate is contacted with the surface of the workpiece, so that downward pressure is applied to the workpiece, the workpiece is further fixed, the workpiece is not easy to move in the machining process, and the machining quality of the workpiece is improved.

Preferably, the pressing components are provided with a plurality of groups.

Through adopting above-mentioned technical scheme, the multiunit supports presses the subassembly and can support to pressing the position that the work piece is different. On one hand, the spark machine can fix the special-shaped workpiece, so that the workpiece is not easy to move in the machining process, the machining quality of the workpiece is ensured, and the flexibility of the spark machine is improved; on the one hand, the workpieces are fixed more compactly and stably by the multi-group abutting components, and the workpieces are not easy to move.

Preferably, the lower surface of the pressing plate, which is far away from one end of the connecting rod, is provided with an anti-skid pad.

Through adopting above-mentioned technical scheme, the slipmat improves the frictional force that supports between clamp plate and the work piece, makes the difficult emergence slip of work piece atress back, guarantees the processingquality of work piece.

Preferably, the upper end of the connecting rod is provided with a sliding block, and the lower surface of the pressing plate is provided with a sliding groove for inserting the sliding block.

Through adopting above-mentioned technical scheme, support the clamp plate and can follow the upper end of connecting rod and slide, when the workman need use to support the pressure subassembly to fix the work piece, workman's accessible slides and supports the clamp plate adjustment and support the pressure position of clamp plate and work piece. The workpiece is conveniently fixed, the flexibility of the pressing component is improved, the pressing component can press the workpiece according to the situation, and the stability of the workpiece is improved.

Preferably, a sliding groove is formed in the side wall of the fixed plate adjacent to the abutting pipe, and a sliding plate which is inserted into the sliding groove and is slidably arranged with the corresponding fixed plate is arranged on the outer peripheral surface of the abutting pipe.

Through adopting above-mentioned technical scheme, the sliding plate slides along the length direction of sliding tray, makes the workman move the in-process of pressing the pipe, supports to press the pipe and keeps vertical all the time. Meanwhile, after the pressing plate presses the workpiece, the pressing component is not prone to skewing, and the pressing force applied to the workpiece by the pressing plate is sufficient, so that the stability of the workpiece is guaranteed, and the processing quality of the workpiece is improved.

Preferably, the fixed plate provided with the sliding groove is provided with a plurality of positioning grooves, the sliding plate is provided with positioning holes communicated with the positioning grooves, and the positioning grooves are connected with positioning rods in a threaded manner.

Through adopting above-mentioned technical scheme, the locating lever passes and inserts the locating hole behind the constant head tank in, after adjusting the position of pressure pipe, revolves soon the locating lever. The locating lever is fixed the position of pressing the pipe to the position of pressing the board is fixed, makes to press the difficult emergence of subassembly and remove. The stability of the pressing component for pressing the workpiece is ensured, so that the stability of the workpiece is improved, and the processing quality of the workpiece is ensured.

Preferably, the upper surface of the nut is provided with a rotating groove.

Through adopting above-mentioned technical scheme, the groove is rotated and the workman of being convenient for uses the instrument to revolve the screw rod.

In summary, the present application includes at least one of the following beneficial technical effects:

1. the workpiece is clamped on the fixing plate by the plurality of abutting blocks through adjusting the positions and the angles of the abutting blocks, so that the workpiece is not easy to move in the machining process, the operation is simple, the stability of the workpiece is high, and the machining quality of the workpiece is improved;

2. the screw and the nut fix the abutting block, so that the abutting block always clamps the workpiece, the abutting block is not easy to move or rotate under stress, the stability of the workpiece in the processing process is ensured, and the processing quality of the workpiece is improved;

3. the pressing component further presses the workpiece, and the workpiece is clamped by external force in the horizontal direction and the vertical direction by matching with the pressing block, so that workers are not easy to move, and the processing quality is high.

Drawings

FIG. 1 is a schematic view of the overall structure of a high stability spark machine;

FIG. 2 is a top view of the anchor block;

FIG. 3 is an enlarged partial schematic view of portion A of FIG. 2;

figure 4 is an exploded view of the hold-down assembly.

Description of reference numerals: 1. a spark machine body; 11. a support table; 12. a first drive assembly; 121. a first lead screw; 13. a second drive assembly; 131. a second lead screw; 14. a third drive assembly; 141. a connecting arm; 142. a lifting seat; 15. a clamp; 2. processing a base; 21. a processing cavity; 22. connecting holes; 23. a screw; 24. a butting block; 25. a nut; 26. a rotating groove; 3. a fixing plate; 31. fixing the through groove; 311. a first fixed through slot; 312. a second fixed through groove; 313. a third fixed through groove; 32. a sliding groove; 33. positioning a groove; 34. positioning a rod; 4. a pressing component; 41. pressing the pipe; 42. pressing the elastic piece; 43. a connecting rod; 431. a slider; 44. pressing the plate; 441. a chute; 45. a non-slip mat; 46. a sliding plate; 47. and (7) positioning the holes.

Detailed Description

The embodiment of the application discloses high stability spark machine. Referring to fig. 1, the high-stability spark machine includes a spark machine body 1, and the spark machine body 1 includes a support base 11, a machining base 2, a first driving assembly 12, a second driving assembly 13, a third driving assembly 14, and a jig 15. The support table 11 is horizontally disposed and abutted against the ground, and the processing base 2 is located above the support table 11. The first driving assembly 12 includes a first lead screw 121 connected to the supporting platform 11 and a first driving motor for driving the first lead screw 121 to rotate, and the first driving motor is fixedly connected to the supporting platform 11. The output end of the first lead screw 121 is connected with a connecting plate. The second driving assembly 13 comprises a second lead screw 131 connected with the connecting plate and a second driving motor connected with the supporting table 11, and the processing base 2 is connected with the output end of the second lead screw 131. The length directions of the first lead screw 121 and the second lead screw 131 are perpendicular to each other, and both the first lead screw 121 and the second lead screw 131 are horizontally arranged. The movement of the machining bed 2 in the horizontal direction is achieved by means of a first drive assembly 12 and a second drive assembly 13.

Referring to fig. 1, a processing cavity 21 for placing a workpiece is arranged in the processing seat 2, a third driving assembly 14 connected to the supporting table 11 is arranged on one side of the processing seat 2, the third driving assembly 14 includes a connecting arm 141 in a 7-shape overall, and one end of the connecting arm 141 away from the supporting table 11 is located right above the processing seat 2 and is connected to a lifting seat 142. The lifting seat 142 is provided with a vertically arranged cylinder, and the output end of the cylinder is connected with a clamp 15 positioned at the lower end of the lifting seat 142. The holder 15 is used to hold a tool.

Referring to fig. 2, a plurality of horizontally disposed fixing plates 3 are disposed in the processing chamber 21, and in this embodiment, four fixing plates 3 are disposed, and four fixing plates 3 are sequentially arranged in the width direction of the processing base 2. The fixing through grooves 31 are formed between adjacent fixing plates 3, in the present embodiment, the number of the fixing through grooves 31 is three, and the three fixing through grooves 31 are sequentially arranged as a first fixing through groove 311, a second fixing through groove 312 and a third fixing through groove 313 along the width direction of the processing base 2.

Referring to fig. 2, a plurality of connection holes 22 are provided in the processing base 2 directly below the second fixing through groove 312, and the connection holes 22 are screw holes. A vertically arranged screw 23 is threadedly connected in the connecting hole 22. The screw 23 is rotatably sleeved with an abutting block 24 abutting against the upper surface of the fixing plate 3. The cross section of the abutting block 24 is rectangular, the abutting block 24 is pushed in the horizontal direction, and the abutting block 24 rotates along the vertical axis of the screw 23. The upper end of the screw 23 is provided with a nut 25 integrally formed with the screw 23, and the nut 25 is used for abutting against the upper surface of the abutting block 24. When the abutting block 24 needs to be positioned, the nut 25 is screwed, the nut 25 and the screw 23 move downwards, the lower end of the screw 23 is screwed with the connecting hole 22, and the nut 25 abuts against the upper surface of the abutting block 24, so that the abutting block 24 is positioned on the fixing plate 3. The end face, far away from the screw 23, of the nut 25 is provided with the rotating groove 26, the cross section of the rotating groove 26 is in a regular hexagon shape, when a worker rotates the screw 23, a regular hexagon wrench can be inserted into the rotating groove 26 to rotate the nut 25, and the nut 25 is convenient, rapid and labor-saving.

Referring to fig. 2, the fixing through groove 31 adjacent to the screw 23 is provided with the pressing components 4, and the pressing components 4 are provided with multiple groups. In this embodiment, a set of pressing components 4 is disposed in the first fixing through slot 311, and a set of pressing components 4 is disposed in the third fixing through slot 313. Referring to fig. 3, the pressing component 4 includes a pressing pipe 41 vertically disposed, a sliding plate 46 is connected to an outer peripheral surface of the pressing pipe 41, and a sliding groove 32 for inserting the sliding plate 46 is disposed on a vertical side wall of the fixing plate 3 adjacent to the pressing pipe 41. The pressure pipe 41 is moved along the horizontal direction, and the pressure pipe 41 drives the sliding plate 46 to slide along the length direction of the sliding groove 32, so that the worker can conveniently adjust the position of the pressure pipe 41.

Referring to fig. 4, the pressing pipe 41 is hollow and has an opening at its upper end, and the pressing pipe 41 is provided therein with a pressing elastic member 42 connected to the bottom surface of the pressing pipe 41. The abutting elastic piece 42 is provided with a spring, the abutting elastic piece 42 is vertically arranged, the upper end of the abutting elastic piece 42 is connected with a connecting rod 43 which is vertically arranged, and the lower end of the connecting rod 43 is inserted into the abutting pipe 41 and is arranged in a sliding manner with the abutting pipe 41. The upper end of the connecting rod 43 is provided with a horizontally arranged pressing plate 44, the lower surface of the pressing plate 44 is provided with a sliding groove 441 arranged along the length direction of the pressing plate 44, and the longitudinal section of the sliding groove 441 is T-shaped. The upper end surface of the connecting rod 43 is provided with a horizontally arranged slide block 431, and the longitudinal section of the slide block 431 is T-shaped. The connecting rod 43 and the pressing plate 44 are slidably connected with the sliding groove 441 through the sliding block 431. When the workpiece needs to be fixed, the pressing plate 44 is pulled upwards, and the elastic piece 42 is pressed to generate stretching deformation. The pressing plate 44 is pulled above the workpiece, the pressing pipe 41 is moved, the pressing plate 44 is moved right above the workpiece, the pressing plate 44 is released, the pressing plate 44 is pressed against the workpiece by the downward pulling force of the pressing elastic piece 42, and the workpiece is fixed by applying downward pressure to the workpiece.

Referring to fig. 4, the lower surface of the end, away from the connecting rod 43, of the pressing plate 44 is connected with a non-slip pad 45, and the non-slip pad 45 plays a role in increasing friction, so that the positioning stability of the workpiece is improved.

Referring to fig. 3, a plurality of positioning grooves 33 are vertically disposed on the fixing plate 3 having the sliding groove 32, the positioning grooves 33 are disposed as thread grooves, and the positioning grooves 33 are communicated with the sliding groove 32. The slide plate 46 is provided with a positioning hole 47 communicating with the positioning groove 33. The positioning rod 34 is screwed in the positioning slot 33, and when the abutting assembly 4 needs to be positioned, the positioning rod 34 is screwed with the positioning slot 33 and then penetrates through the positioning hole 47, and the lower end of the positioning rod 34 is abutted to the fixing plate 3.

The implementation principle of the high-stability spark machine in the embodiment of the application is as follows: when a workpiece needs to be machined, the workpiece is placed on the fixing plate 3. The screw 23 is moved to bring the abutment block 24 into abutment with the side surface of the workpiece. The abutment blocks 24 are then rotated so that the abutment blocks 24 on either side of the workpiece clamp the workpiece. Then, the screw 23 is screwed, and the lower end of the screw 23 is screwed into the connection hole 22, and then the abutment block 24 is fixed.

Then, the pressure pipe 41 is moved so that the pressure pipe 41 is moved to one side of the workpiece. The pressing plate 44 is pulled upwards, and the pressing plate 44 slides along the horizontal direction, so that the end of the pressing plate 44 provided with the anti-skid pad 45 is positioned right above the workpiece. The pressing plate 44 is released, and the pressing plate 44 is pressed against the workpiece by the downward pulling force of the pressing elastic member 42, so as to apply downward pressure to the workpiece. The workpiece is constrained horizontally by the abutment block 24 and is pressed vertically by the abutment plate 44. The workpiece is fixed in the processing cavity 21, so that the workpiece is not easy to move in the processing process, and the processing quality of the workpiece is improved.

The above embodiments are preferred embodiments of the present application, and the protection scope of the present application is not limited by the above embodiments, so: all equivalent changes made according to the structure, shape and principle of the present application shall be covered by the protection scope of the present application.

Claims

1. A high stability spark machine, includes spark machine body (1), its characterized in that: spark machine body (1) is including processing seat (2), be equipped with processing chamber (21) in processing seat (2), be equipped with fixed plate (3) that a plurality of levels set up in processing chamber (21), it is adjacent be equipped with between fixed plate (3) fixed logical groove (31), be equipped with a plurality of connecting holes (22) in fixed processing seat (2) that lead to groove (31) below, connecting hole (22) set up to the screw hole, the spiro union has screw rod (23) of vertical setting in connecting hole (22), it is located to rotate the cover on screw rod (23) butt piece (24) of fixed plate (3) top, the top of screw rod (23) be equipped with be used for with nut (25) of butt piece (24) upper surface butt.

2. The high stability spark machine of claim 1, wherein: the pressing device is characterized in that a pressing component (4) is arranged in a fixed through groove (31) adjacent to the screw rod (23), the pressing component (4) comprises a pressing pipe (41) which is arranged in the fixed through groove (31) in a sliding mode, a pressing elastic piece (42) is connected in the pressing pipe (41), the upper end of the pressing elastic piece (42) is connected with a connecting rod (43) which is inserted into the pressing pipe (41) and is arranged in the pressing pipe (41) in a sliding mode, and a pressing plate (44) which is horizontally arranged is arranged at the upper end of the connecting rod (43).

3. The high stability spark machine of claim 2, wherein: the pressing components (4) are provided with a plurality of groups.

4. The high stability spark machine of claim 2, wherein: and an anti-skid pad (45) is arranged on the lower surface of one end, away from the connecting rod (43), of the pressing plate (44).

5. The high stability spark machine of claim 4, wherein: the upper end of the connecting rod (43) is provided with a sliding block (431), and the lower surface of the pressing plate (44) is provided with a sliding groove (441) for the sliding block (431) to insert.

6. The high stability spark machine of claim 5, wherein: the side wall of the fixed plate (3) adjacent to the pressure-resisting pipe (41) is provided with a sliding groove (32), and the outer peripheral surface of the pressure-resisting pipe (41) is provided with a sliding plate (46) which is inserted into the sliding groove (32) and is arranged in a sliding manner corresponding to the fixed plate (3).

7. The high stability spark machine of claim 6, wherein: the fixed plate (3) provided with the sliding groove (32) is provided with a plurality of positioning grooves (33), the sliding plate (46) is provided with positioning holes (47) communicated with the positioning grooves (33), and positioning rods (34) are screwed in the positioning grooves (33).

8. The high stability spark machine of claim 1, wherein: the upper surface of the nut (25) is provided with a rotating groove (26).