CN210254582U - Electric spark machine tool - Google Patents

Abstract

The utility model discloses an electric spark machine tool, including lathe frame and the aircraft nose that has the workstation, workstation surface welded fastening has the piece of placing that is used for placing the work piece, it all is provided with fixed clamping device to place a both sides, the fixed support frame that is used for connecting the aircraft nose that is provided with in lathe frame top, support frame bottom fixedly connected with electric telescopic handle, electric telescopic handle output end fixedly connected with balance plate. The utility model discloses a be provided with fixed clamping device, when using, according to the work piece size of required processing, rotatory horizontal pole drives dog and grip block toward a side motion for distance between the grip block of both sides and work piece size looks adaptation, when changing the work piece, only need can replace the work piece with the horizontal pole toward one side pulling, the setting of third spring and slider can play the cushioning effect simultaneously, does not receive the damage when can guaranteeing that the work piece is pressed from both sides tightly.

Description

Electric spark machine tool

Technical Field

The utility model relates to a digit control machine tool technical field, in particular to electric spark machine tool.

Background

The electric spark machine is also called numerical control electric spark machine, electric spark, spark machine, etc. which is an electric processing device. When researching the phenomenon and reason of the switch contact damaged by spark discharge corrosion, the former Soviet union Lazara Lindlike couples discover that the instantaneous high temperature of electric spark can melt and oxidize local metal to be corroded, thereby initiating and inventing an electric spark machining method.

Therefore, it is necessary to invent an electric discharge machine to solve the above problems.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide an electric spark machine tool to solve the work piece that proposes among the above-mentioned background art not well fixed with hot solution can spill the mistake and scald staff's problem.

In order to achieve the above object, the utility model provides a following technical scheme: an electric spark machine tool comprises a machine tool frame with a workbench and a machine head, wherein a placing block for placing a workpiece is fixedly welded on the surface of the workbench, both sides of the placing block are provided with fixed clamping devices, the top end of the machine tool frame is fixedly provided with a supporting frame for connecting the machine head, the bottom end of the supporting frame is fixedly connected with an electric telescopic rod, the output end of the electric telescopic rod is fixedly connected with a balance plate, the bottom end of the balance plate is fixedly connected with the machine head, both sides of the bottom end of the balance plate are provided with guide rods, the bottom end of the balance plate is provided with a blocking cover, the guide rods penetrate through the blocking cover and are fixedly welded with the balance plate, a first spring is arranged between the blocking cover and the balance plate, and both ends of the first spring are respectively;

fixed clamping device includes that stand, surface have horizontal pole, dog and the grip block of external screw thread, the stand surface has been seted up and has been placed the hole, place a plurality of second springs of hole side fixed surface connection, second spring one end fixedly connected with fixed block, the inside screw hole that sets up of fixed block, the horizontal pole runs through stand and fixed block, and with fixed block threaded connection, the bearing has been placed to dog fixed surface, horizontal pole one end and bearing fixed connection, the bar groove has been seted up to grip block inside both sides, the fixed third spring that is provided with of bar inslot portion, third spring one end fixedly connected with slider, slider and bar groove looks adaptation, slider one side articulates there is the connecting rod, the connecting rod is articulated with the dog.

Preferably, lathe frame bottom is provided with universal wheel and damping device, damping device includes casing, fourth spring and carrier block, the fourth spring sets up the inside at the casing, fourth spring bottom and carrier block fixed connection, carrier block and casing adaptation sliding connection, the carrier block bottom is provided with a plurality of balls.

Preferably, a telescopic sleeve is arranged inside the second spring, one end of the telescopic sleeve is fixedly connected with the stop block, and the other end of the telescopic sleeve is fixedly connected with the fixing block.

Preferably, the baffle cover is externally connected with an exhaust device with high temperature resistance through a conduit, and both sides of the baffle cover are provided with notches.

Preferably, the middle of the top end of the blocking cover is provided with a through hole, and the through hole is matched with the machine head.

Preferably, the bottom end of the guide rod is provided with a limiting block.

The utility model discloses a technological effect and advantage:

1. the utility model discloses a through being provided with fixed clamping device, when using, according to the work piece size that needs processing, rotatory horizontal pole drives dog and grip block and moves to one side, makes the distance between the grip block of both sides and work piece size looks adaptation, when changing the work piece, only need to pull the horizontal pole to one side can replace the work piece, and the setting of third spring and slider simultaneously can play the cushioning effect, can guarantee that the work piece does not receive the damage when being pressed from both sides tightly;

2. the utility model discloses an electric telescopic handle extension drives balance plate and aircraft nose down motion, before aircraft nose contact work piece, keeps off the high temperature solution that the cover can produce in the course of working and blocks, will keep off the inside high-temperature gas outgoing of cover through exhaust equipment simultaneously, not only can improve the inside production environment of mill, can also avoid the mistake to scald the staff.

Drawings

Fig. 1 is a schematic view of the overall front view section of the present invention.

Fig. 2 is an enlarged view of a portion a in fig. 1 according to the present invention.

Fig. 3 is a side view of the shield of the present invention.

Fig. 4 is a schematic view of the whole section of the damping device of the present invention.

In the figure: the machine tool frame comprises a machine tool frame 1, a machine head 2, a placing block 3, a supporting frame 4, an electric telescopic rod 5, a balance plate 6, a guide rod 7, a blocking cover 8, a first spring 9, a vertical column 10, a cross rod 11, a stop block 12, a clamping block 13, a second spring 14, a fixing block 15, a strip-shaped groove 16, a third spring 17, a sliding block 18, a connecting rod 19, a universal wheel 20, a shell 21, a fourth spring 22, a bearing block 23 and a notch 24.

Detailed Description

The present invention will be described in detail with reference to the accompanying drawings and specific embodiments.

In the description of the present invention, it is to be understood that the terms "center", "longitudinal", "lateral", "up", "down", "front", "back", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", and the like, indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are used merely for convenience of description and for simplicity of description, and do not indicate or imply that the device or element being referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore, should not be construed as limiting the present invention. Furthermore, the terms "first" and "second" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance.

The utility model provides an electric spark machine tool as shown in figures 1-4, which comprises a machine tool frame 1 with a workbench and a machine head 2, wherein the surface of the workbench is fixedly welded with a placing block 3 for placing a workpiece, both sides of the placing block 3 are provided with fixed clamping devices, the top end of the machine tool frame 1 is fixedly provided with a supporting frame 4 for connecting the machine head 2, the bottom end of the supporting frame 4 is fixedly connected with an electric telescopic rod 5, the output end of the electric telescopic rod 5 is fixedly connected with a balance plate 6, the bottom end of the balance plate 6 is fixedly connected with the machine head 2, both sides of the bottom end of the balance plate 6 are provided with guide rods 7, the bottom end of the balance plate 6 is provided with a baffle cover 8, the guide rods 7 penetrate through the baffle cover 8 and are fixedly welded with the balance plate 6, a first spring 9 is arranged between the baffle cover 8 and the balance plate 6, both ends of the first spring 9 are respectively fixedly, the arrangement of the first spring 9 can ensure that the baffle cover 8 can be tightly attached to the surface of the workbench, and the use effect of the baffle cover 8 is improved;

the fixed clamping device comprises a vertical column 10, a cross rod 11 with external threads on the surface, a stop block 12 and a clamping block 13, a placing hole is arranged on the surface of the upright post 10, a plurality of second springs 14 are fixedly connected on the surface of one side of the placing hole, one end of the second spring 14 is fixedly connected with a fixed block 15, a threaded hole is arranged in the fixed block 15, the cross bar 11 penetrates through the upright post 10 and the fixed block 15, and is in threaded connection with a fixed block 15, a bearing is fixedly arranged on the surface of the stop block 12, one end of the cross rod 11 is fixedly connected with the bearing, a strip-shaped groove 16 is arranged on two sides inside the clamping block 13, a third spring 17 is fixedly arranged inside the strip-shaped groove 16, one end of the third spring 17 is fixedly connected with a sliding block 18, the sliding block 18 is matched with the strip-shaped groove 16, one side of the sliding block 18 is hinged with a connecting rod 19, and the connecting rod 19 is hinged with the stop block 12.

Further, in the above technical solution, the universal wheel 20 and the damping device are arranged at the bottom end of the machine frame 1, the damping device includes a housing 21, a fourth spring 22 and a bearing block 23, the fourth spring 22 is arranged inside the housing 21, the bottom end of the fourth spring 22 is fixedly connected with the bearing block 23, the bearing block 23 is in sliding fit with the housing 21, a plurality of balls are arranged at the bottom end of the bearing block 23, the arrangement of the balls can facilitate the movement of the machine frame 1, the arrangement of the fourth spring 22 can offset the vibration generated by the electric spark machine during the operation, which is beneficial to improving the machining accuracy of the workpiece;

further, in the above technical solution, a telescopic tube is arranged inside the second spring 14, one end of the telescopic tube is fixedly connected with the stopper 12, the other end of the telescopic tube is fixedly connected with the fixed block 15, and the arrangement of the telescopic tube plays a role in guiding and positioning the fixed block 15;

further, in the above technical scheme, the baffle cover 8 is externally connected with an exhaust device with high temperature resistance through a duct, notches 24 are formed in both sides of the baffle cover 8, and the notches 24 can be used in cooperation with the cross bar 11;

further, in the above technical scheme, a through hole is formed in the middle of the top end of the shield 8, and the through hole is matched with the machine head 2;

further, in the above technical scheme, the bottom end of the guide rod 7 is provided with a limiting block, and the limiting block can prevent the retaining cover 8 from slipping.

This practical theory of operation:

referring to the attached drawings 1-4 of the specification, by arranging the fixed clamping device, when the clamping device is used, according to the size of a workpiece to be processed, the cross rod 11 is rotated to drive the stop block 12 and the clamping block 13 to move towards one side, so that the distance between the clamping blocks 13 at two sides is matched with the size of the workpiece, when the workpiece is replaced, the workpiece can be replaced only by pulling the cross rod 11 towards one side, and meanwhile, the arrangement of the third spring 17 and the sliding block 18 can play a role in buffering, so that the workpiece can be prevented from being damaged when being clamped; 5 extensions of electric telescopic handle drive balance plate 6 and aircraft nose 2 down motion, before aircraft nose 2 contacts the work piece, keep off cover 8 and can block the high temperature solution that produces in the course of working, will keep off the inside high-temperature gas discharge of cover 8 through exhaust equipment simultaneously, not only can improve the inside production environment of mill, can also avoid the mistake to scald the staff.

Finally, it should be noted that: although the present invention has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that modifications and variations can be made in the embodiments or in part of the technical features of the embodiments without departing from the spirit and the scope of the invention.

Claims (6)

1. An electric discharge machine comprising a machine frame (1) having a table and a machine head (2), characterized in that: a placing block (3) for placing a workpiece is welded and fixed on the surface of the workbench, both sides of the placing block (3) are provided with fixed clamping devices, the top end of the machine tool frame (1) is fixedly provided with a supporting frame (4) used for connecting the machine head (2), the bottom end of the supporting frame (4) is fixedly connected with an electric telescopic rod (5), the output end of the electric telescopic rod (5) is fixedly connected with a balance plate (6), the bottom end of the balance plate (6) is fixedly connected with the machine head (2), guide rods (7) are arranged on two sides of the bottom end of the balance plate (6), a baffle cover (8) is arranged at the bottom end of the balance plate (6), the guide rod (7) penetrates through the baffle cover (8) and is welded and fixed with the balance plate (6), a first spring (9) is arranged between the blocking cover (8) and the balance plate (6), two ends of the first spring (9) are respectively and fixedly connected with the balance plate (6) and the blocking cover (8);

the fixed clamping device comprises a stand column (10), a cross rod (11) with an external thread on the surface, a stop block (12) and a clamping block (13), wherein a placing hole is formed in the surface of the stand column (10), a plurality of second springs (14) are fixedly connected to the surface of one side of the placing hole, one end of each second spring (14) is fixedly connected with a fixed block (15), a threaded hole is formed in each fixed block (15), the cross rod (11) penetrates through the stand column (10) and the fixed blocks (15) and is in threaded connection with the fixed blocks (15), a bearing is fixedly arranged on the surface of the stop block (12), one end of the cross rod (11) is fixedly connected with the bearing, strip-shaped grooves (16) are formed in two sides of the inner part of the clamping block (13), a third spring (17) is fixedly arranged in each strip-shaped groove (16), and, the slider (18) is matched with the strip-shaped groove (16), a connecting rod (19) is hinged to one side of the slider (18), and the connecting rod (19) is hinged to the stop block (12).

2. The electric discharge machine according to claim 1, characterized in that: the machine tool frame is characterized in that universal wheels (20) and a damping device are arranged at the bottom end of the machine tool frame (1), the damping device comprises a shell (21), a fourth spring (22) and a bearing block (23), the fourth spring (22) is arranged inside the shell (21), the bottom end of the fourth spring (22) is fixedly connected with the bearing block (23), the bearing block (23) is in sliding connection with the shell (21) in an adaptive mode, and a plurality of balls are arranged at the bottom end of the bearing block (23).

3. The electric discharge machine according to claim 1, characterized in that: the telescopic tube is arranged inside the second spring (14), one end of the telescopic tube is fixedly connected with the stop block (12), and the other end of the telescopic tube is fixedly connected with the fixing block (15).

4. The electric discharge machine according to claim 1, characterized in that: the air exhaust device with high temperature resistance is externally connected with the blocking cover (8) through a conduit, and notches (24) are formed in two sides of the blocking cover (8).

5. The electric discharge machine according to claim 1, characterized in that: a through hole is formed in the middle of the top end of the blocking cover (8), and the through hole is matched with the machine head (2).

6. The electric discharge machine according to claim 1, characterized in that: the bottom end of the guide rod (7) is provided with a limiting block.

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