CN213794667U

CN213794667U - Workpiece clamping mechanism of electric spark machining tool

Info

Publication number: CN213794667U
Application number: CN202021981242.0U
Authority: CN
Inventors: 李斌; 李齐扬; 李希来
Original assignee: Tianjin F Hebo Technology Development Co ltd
Current assignee: Tianjin F Hebo Technology Development Co ltd
Priority date: 2020-09-11
Filing date: 2020-09-11
Publication date: 2021-07-27
Anticipated expiration: 2030-09-11

Abstract

The utility model discloses an electric spark machine tool's work piece clamping mechanism belongs to electric spark machine tool technical field, and it includes the table, the upper surface of table is provided with two installation pieces, and the opposite face of two installation pieces all has same backup pad through the bearing joint. This electric spark machine tool's work piece clamping mechanism, through setting up a toper screw thread section of thick bamboo, the slide bar, the limiting plate, a supporting plate, pivot and biax motor, biax motor drives the pivot and rotates, when driven bevel gear drives first threaded rod and rotates, toper screw thread section of thick bamboo downstream, two slide bars promote two limiting plates and are the motion that is close to each other, the completion is to the centre gripping of work piece, make the centre gripping more stable, in staff's operation process, avoid the work piece to rock, guarantee the work piece quality of processing out, the rotating electrical machines also can be opened to the staff, thereby adjust the angle of backup pad and work piece, satisfy the different processing requirement of staff, the suitability of this mechanism is improved.

Description

Workpiece clamping mechanism of electric spark machining tool

Technical Field

The utility model belongs to the technical field of spark-erosion machine tool, specifically be a spark-erosion machine tool's work piece clamping mechanism.

Background

The electric spark machine is also called numerical control electric spark machine, electric spark, spark machine, etc. and is an electric machining equipment. When Lazalinke couples study the phenomenon and reason that switch contacts are corroded and damaged by spark discharge, the instantaneous high temperature of electric sparks can melt and oxidize local metal to be corroded, so that the invention provides an electric spark machining method.

SUMMERY OF THE UTILITY MODEL

Technical problem to be solved

In order to overcome the above defect of prior art, the utility model provides an electric spark machining machine's work piece clamping mechanism has solved most electric spark machining machine's work piece clamping mechanism on the existing market, and not only the operation is complicated, and unable angle regulation, can not satisfy diversified processing demand, the lower problem of suitability.

(II) technical scheme

In order to achieve the above object, the utility model provides a following technical scheme: the workpiece clamping mechanism of the electric spark machining machine tool comprises a table plate, wherein two mounting blocks are arranged on the upper surface of the table plate, opposite surfaces of the two mounting blocks are respectively connected with a same supporting plate through a bearing in a clamping manner, the upper surface of the supporting plate is connected with two conical threaded cylinders in a clamping manner, the opposite surfaces of the two conical threaded cylinders are respectively in lap joint with one surfaces, away from each other, of two rollers, the rollers are connected to the left end of a sliding rod through the bearing in a clamping manner, the right end of the sliding rod is fixedly connected with the left side surface of a limiting plate, the sliding rod is sleeved in the mounting plate through a sliding sleeve, the right side surface of the mounting plate is fixedly connected with the left side surface of the limiting plate through a spring, the spring is sleeved on the outer wall of the sliding rod, and the lower surface of the conical threaded cylinders is in threaded connection with a first threaded rod;

first threaded rod passes through the lower surface of bearing joint in the backup pad, the bottom of first threaded rod and driven bevel gear's last fixed surface are connected, driven bevel gear and initiative bevel gear intermeshing, the one end fixed connection who keeps away from each other with two pivots respectively of two initiative bevel gear's opposite face, the one end that two pivots are close to each other respectively with the output fixed connection of double-shaft motor both sides, double-shaft motor's upper surface and the lower fixed surface of backup pad are connected, the lower surface of backup pad is through the top swing joint of round pin axle with the bracing piece, the last fixed surface of round pin axle with the thread bush is passed through to the bottom of bracing piece, thread bush threaded connection is in the second threaded rod, the right-hand member of second threaded rod and rotating electrical machines's output fixed connection.

As a further aspect of the present invention: the left side surface and the right side surface of the lower surface of the table plate are fixedly connected with the upper surfaces of the two supporting vertical plates respectively, and the left side surface of the rotating motor is fixedly connected with the right side surface of the right supporting vertical plate.

As a further aspect of the present invention: the both sides of second threaded rod are respectively through the opposite face of bearing joint at two support risers, the upper surface of table and the lower fixed surface of mounting bracket are connected, the left and right sides of mounting bracket respectively with two opposite face fixed connection that collect the cover.

As a further aspect of the present invention: the dust collecting water tank is characterized in that a protective net is clamped in the collecting cover, the upper surfaces of the two collecting covers are communicated with the left side surface and the right side surface of the circulating fan respectively through guide pipes, the back surface of the circulating fan is communicated with the dust collecting water tank through an anti-reverse pipeline, and a dissolving liquid is arranged in the dust collecting water tank.

As a further aspect of the present invention: the lower surface of circulating fan and dust collection water tank all is connected with the last fixed surface of mounting bracket, the upper surface of mounting bracket inner wall is provided with the spark-erosion machining equipment body, the bearing joint is passed through in the fixed plate in the pivot.

As a further aspect of the present invention: the upper surface of fixed plate and the lower fixed surface of backup pad are connected, the lower surface of mounting panel and the upper fixed surface of backup pad are connected, the shape of toper screw thread bobbin end and slide bar all sets up to the rectangle, and the screw thread direction of two first threaded rod outer walls is the same.

(III) advantageous effects

Compared with the prior art, the beneficial effects of the utility model reside in that:

1. the workpiece clamping mechanism of the electric spark machining machine tool comprises a conical threaded cylinder, slide rods, limiting plates, a first threaded rod, a supporting plate, a rotating shaft and a double-shaft motor, when workers need to perform electric spark machining on workpieces, the workpieces are placed on the upper surface of the supporting plate firstly, the double-shaft motor is started, the double-shaft motor drives the rotating shaft to rotate, the rotating shaft drives a driven conical gear to rotate through a driving conical gear, when the driven conical gear drives the first threaded rod to rotate, the conical threaded cylinder moves downwards, the two slide rods push the two limiting plates to move close to each other, clamping of the workpieces is completed, clamping is more stable, workpieces are prevented from shaking in the operation process of the workers, the quality of the machined workpieces is guaranteed, the workers can also start the rotating motor, and the rotating motor drives a second threaded rod to rotate, the threaded sleeve drives the supporting rod to move left and right, so that the angles of the supporting plate and the workpiece are adjusted, different processing requirements of workers are met, and the applicability of the mechanism is improved.

2. This electric spark machine tool's work piece clamping mechanism, collect the cover through the setting, the mounting bracket, circulating fan, prevent contrary pipeline and dust collection water tank, carry out electric spark machining to the work piece when the staff, can produce irritability gas and dust, the staff can open circulating fan, circulating fan collects the cover through two and adsorbs irritability gas and dust, transport in the dust collection water tank irritability gas and dust again, make the solution in the dust collection water tank accomplish and collect irritability gas and dust, avoid causing the pollution to the surrounding environment.

3. This electric spark machine tool's work piece clamping mechanism, through setting up the fixed plate, mounting panel and spring, under the effect of mounting panel, carry on spacingly to the slide bar, make the slide bar can only carry out the horizontal slip, make things convenient for the limiting plate to carry out the centre gripping to the work piece, under the effect of fixed plate, it is more stable when making the pivot rotate, improve the security of this mechanism, through setting up the spring, when toper screw thread section of thick bamboo upward movement, under the elasticity of spring, two slide bars drive the motion that two limiting plates were kept away from each other, make two springs remove the centre gripping to the work piece automatically, make things convenient for the staff to operate.

Drawings

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

FIG. 2 is a schematic structural view of a right-side section of the dust collecting water tank of the present invention;

fig. 3 is an enlarged schematic structural view at a position a of the present invention;

in the figure: the device comprises a table plate 1, a mounting block 2, a support plate 3, a conical threaded cylinder 4, a roller 5, a slide rod 6, a limiting plate 7, a spring 8, a first threaded rod 9, a driven conical gear 10, a driving conical gear 11, a rotating shaft 12, a double-shaft motor 13, a support rod 14, a threaded sleeve 15, a second threaded rod 16, a rotating motor 17, a fixed plate 18, a support vertical plate 19, a mounting rack 20, a collecting cover 21, a protective screen 22, a circulating fan 23, an anti-reverse pipeline 24, a dust collecting water tank 25, an electric spark machining equipment body 26 and a mounting plate 27.

Detailed Description

The technical solution of the present patent will be described in further detail with reference to the following embodiments.

As shown in fig. 1-3, the utility model provides a technical solution: a workpiece clamping mechanism of an electric spark machining machine tool comprises a table plate 1, wherein two mounting blocks 2 are arranged on the upper surface of the table plate 1, the opposite surfaces of the two mounting blocks 2 are respectively connected with a same supporting plate 3 in a clamping mode through bearings, the upper surface of the supporting plate 3 is connected with two conical threaded cylinders 4 in a clamping mode, the opposite surfaces of the two conical threaded cylinders 4 are respectively connected with one surfaces, away from each other, of two rollers 5 in a lap joint mode, the rollers 5 are connected to the left end of a sliding rod 6 in a clamping mode through bearings, through the arrangement of the rollers 5, the friction force between the conical threaded cylinders 4 and the sliding rod 6 is reduced, when the two sliding rods 6 drive two limiting plates 7 to move close to each other or away from each other, the workpiece clamping mechanism is more convenient and fast, the right end of the sliding rod 6 is fixedly connected with the left side surface of the limiting plate 7, the sliding rod 6 is sleeved in a mounting plate 27 through a sliding sleeve, the right side surface of the mounting plate 27 is fixedly connected with the left side surface of the limiting plate 7 through a spring 8, spring 8 cup joints at slide bar 6 outer wall, and through setting up spring 8, when toper thread section of thick bamboo 4 upward movement, under spring 8's elasticity, two slide bars 6 drive two limiting plates 7 and do the motion of keeping away from each other for two springs 8 are automatic to be relieved the centre gripping to the work piece, make things convenient for the staff to operate, and the lower surface threaded connection of toper thread section of thick bamboo 4 has first threaded rod 9.

First threaded rod 9 passes through the bearing joint at the lower surface of backup pad 3, the bottom of first threaded rod 9 and the last fixed surface of driven bevel gear 10 are connected, driven bevel gear 10 and initiative bevel gear 11 intermeshing, the opposite face of two initiative bevel gear 11 respectively with the one end fixed connection that two pivot 12 kept away from each other, the one end that two pivot 12 are close to each other respectively with the output fixed connection of double-shaft motor 13 both sides, the upper surface of double-shaft motor 13 and the lower fixed surface of backup pad 3 are connected, the lower surface of backup pad 3 is through the top swing joint of round pin axle with bracing piece 14, the upper fixed surface of round pin axle and thread bush 15 is passed through to the bottom of bracing piece 14, thread bush 15 threaded connection is in second threaded rod 16, the right-hand member of second threaded rod 16 and the output fixed connection of rotating electrical machines 17.

Specifically, as shown in fig. 1, the left and right sides of the lower surface of the table 1 are respectively fixedly connected to the upper surfaces of two supporting vertical plates 19, the left side of the rotating motor 17 is fixedly connected to the right side of the right supporting vertical plate 19, by installing the rotating motor 17, a worker can turn on the rotating motor 17, the rotating motor 17 drives the second threaded rod 16 to rotate, so that the threaded sleeve 15 drives the supporting rod 14 to move left and right, thereby adjusting the angle between the supporting plate 3 and the workpiece, meeting different processing requirements of the worker, improving the practicability of the mechanism, the two sides of the second threaded rod 16 are respectively clamped to the opposite surfaces of the two supporting vertical plates 19 through bearings, the upper surface of the table 1 is fixedly connected to the lower surface of the mounting frame 20, the left and right sides of the mounting frame 20 are respectively fixedly connected to the opposite surfaces of the two collecting covers 21, by arranging the collecting covers 21, when the worker performs electric spark processing on the workpiece, irritant gas and dust can be generated, the circulating fan 23 can be turned on by a worker, and the irritant gas and the dust are adsorbed by the circulating fan 23 through the two collecting covers 21, so that the adsorption efficiency is improved.

Specifically, as shown in fig. 1 and 2, a protective net 22 is clamped in the collection cover 21, and by arranging the protective net 22, foreign matters are prevented from entering the collection cover 21, so as to provide a certain protection effect for the circulating fan 23, the upper surfaces of the two collection covers 21 are respectively communicated with the left side surface and the right side surface of the circulating fan 23 through a conduit, the back surface of the circulating fan 23 is communicated with the dust collection water tank 25 through an anti-reverse conduit 24, a dissolving solution is arranged in the dust collection water tank 25, the lower surfaces of the circulating fan 23 and the dust collection water tank 25 are both fixedly connected with the upper surface of the mounting frame 20, by arranging the circulating fan 23 and the dust collection water tank 25, a worker can open the circulating fan 23, the circulating fan 23 adsorbs irritant gases and dust through the two collection covers 21, then transports the irritant gases and dust into the dust collection water tank 25, so that the dissolving solution in the dust collection water tank 25 finishes collecting the irritant gases and dust, the upper surface of the inner wall of the mounting frame 20 is provided with an electric spark machining device body 26, and the rotating shaft 12 is clamped in the fixing plate 18 through a bearing.

Specifically, as shown in fig. 1 and 3, the upper surface of the fixing plate 18 is fixedly connected with the lower surface of the supporting plate 3, the lower surface of the mounting plate 27 is fixedly connected with the upper surface of the supporting plate 3, the bottom end of the tapered thread cylinder 4 and the shape of the sliding rod 6 are both set to be rectangular, the tapered thread cylinder 4 and the sliding rod 6 are limited, the tapered thread cylinder 4 and the sliding rod 6 are prevented from rotating, the stability of the device is improved, and the thread directions of the outer walls of the two first threaded rods 9 are the same.

The utility model discloses a theory of operation does:

s1, when an operator needs to perform electric spark machining on a workpiece, the workpiece is placed on the upper surface of the supporting plate 3, the double-shaft motor 13 is started, the double-shaft motor 13 drives the rotating shaft 12 to rotate, the rotating shaft 12 drives the driven bevel gear 10 to rotate through the driving bevel gear 11, and when the driven bevel gear 10 drives the first threaded rod 9 to rotate, the tapered threaded cylinder 4 moves downwards, so that the two sliding rods 6 push the two limiting plates 7 to move close to each other, and the workpiece is clamped;

s2, a worker can turn on the rotating motor 17, the rotating motor 17 drives the second threaded rod 16 to rotate, the threaded sleeve 15 drives the supporting rod 14 to move leftwards and rightwards on the outer wall of the second threaded rod 16, and the supporting rod 14 drives the supporting plate 3 to rotate, so that the angle between the supporting plate 3 and a workpiece is adjusted;

s3, when the worker carries out electric spark machining on the workpiece, irritant gas and dust can be generated, the worker can turn on the circulating fan 23, the circulating fan 23 adsorbs the irritant gas and the dust through the two collecting covers 21, and then the irritant gas and the dust are transferred into the dust collecting water tank 25, so that the irritant gas and the dust are collected by the dissolving liquid in the dust collecting water tank 25.

In the description of the present invention, it is to be noted that, unless otherwise explicitly specified or limited, the terms "mounted," "connected," and "connected" are to be construed broadly, and may be, for example, fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; 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 of ordinary skill in the art through specific situations.

Although the preferred embodiments of the present patent have been described in detail, the present patent is not limited to the above embodiments, and various changes can be made without departing from the spirit of the present patent within the knowledge of those skilled in the art.

Claims

1. The utility model provides an electric spark machine tool's work piece clamping mechanism, includes table (1), its characterized in that: the upper surface of the table plate (1) is provided with two mounting blocks (2), the opposite surfaces of the two mounting blocks (2) are clamped with the same supporting plate (3) through bearings, the upper surface of the supporting plate (3) is clamped with two conical threaded cylinders (4), the opposite surfaces of the two conical threaded cylinders (4) are respectively lapped with the surfaces far away from the two rollers (5), the roller (5) is clamped at the left end of the sliding rod (6) through a bearing, the right end of the sliding rod (6) is fixedly connected with the left side surface of the limiting plate (7), the slide rod (6) is sleeved in the mounting plate (27) through a sliding sleeve, the right side surface of the mounting plate (27) is fixedly connected with the left side surface of the limiting plate (7) through a spring (8), the spring (8) is sleeved on the outer wall of the sliding rod (6), and the lower surface of the conical threaded cylinder (4) is in threaded connection with a first threaded rod (9);

the lower surface of first threaded rod (9) in backup pad (3) through the bearing joint, the bottom of first threaded rod (9) is connected with the upper surface fixed connection of driven conical gear (10), driven conical gear (10) and initiative conical gear (11) intermeshing, the opposite face of two initiative conical gear (11) respectively with the one end fixed connection that two pivot (12) kept away from each other, the one end that two pivot (12) are close to each other respectively with the output fixed connection of biax motor (13) both sides, the upper surface of biax motor (13) is connected with the lower fixed surface of backup pad (3), the lower surface of backup pad (3) is through the top swing joint of round pin axle with bracing piece (14), the upper surface fixed connection of round pin axle with thread bush (15) is passed through to the bottom of bracing piece (14), thread bush (15) threaded connection is in second threaded rod (16), the right end of the second threaded rod (16) is fixedly connected with the output end of the rotating motor (17).

2. A workpiece clamping mechanism for an electric discharge machine as claimed in claim 1, wherein: the left side surface and the right side surface of the lower surface of the table plate (1) are respectively fixedly connected with the upper surfaces of the two supporting vertical plates (19), and the left side surface of the rotating motor (17) is fixedly connected with the right side surface of the right supporting vertical plate (19).

3. A workpiece clamping mechanism for an electric discharge machine as claimed in claim 2, wherein: the opposite face of bearing joint at two support risers (19) is respectively passed through to the both sides of second threaded rod (16), the upper surface of table (1) and the lower fixed surface of mounting bracket (20) are connected, the left and right sides of mounting bracket (20) respectively with two opposite face fixed connection that collect cover (21).

4. A workpiece clamping mechanism for an electric discharge machine as claimed in claim 3, wherein: the dust collecting device is characterized in that a protective net (22) is clamped in the collecting covers (21), the upper surfaces of the two collecting covers (21) are communicated with the left side surface and the right side surface of a circulating fan (23) through guide pipes respectively, the back surfaces of the circulating fan (23) are communicated with a dust collecting water tank (25) through an anti-reverse pipeline (24), and a dissolving solution is arranged in the dust collecting water tank (25).

5. A workpiece clamping mechanism for an electric discharge machine as claimed in claim 4, wherein: the lower surface of circulating fan (23) and dust collection water tank (25) all is connected with the last fixed surface of mounting bracket (20), the upper surface of mounting bracket (20) inner wall is provided with spark-erosion machining equipment body (26), pivot (12) pass through the bearing joint in fixed plate (18).

6. A workpiece clamping mechanism for an electric discharge machine as claimed in claim 5, wherein: the upper surface of fixed plate (18) and the lower fixed surface of backup pad (3) are connected, the lower surface of mounting panel (27) and the upper fixed surface of backup pad (3) are connected, the shape of toper thread section of thick bamboo (4) bottom and slide bar (6) all sets up to the rectangle, and the screw thread direction of two first threaded rod (9) outer walls is the same.