CN211465093U

CN211465093U - Wire cut electric discharge machine

Info

Publication number: CN211465093U
Application number: CN201922195948.8U
Authority: CN
Inventors: 黄海生; 唐荣榆
Original assignee: Jiangsu Juya Electromechanical Co ltd
Current assignee: Jiangsu Juya Electromechanical Co ltd
Priority date: 2019-12-10
Filing date: 2019-12-10
Publication date: 2020-09-11
Anticipated expiration: 2029-12-10

Abstract

The utility model discloses an electric spark wire cutting machine relates to metal cutting equipment technical field. The technical scheme is that a sliding groove and a bearing strip with a protection plate and a clamping groove are arranged, the clamping groove is abutted against the workpiece, and the protection plate is used for reducing the sputtering damage of the high-temperature debris to the operator; set up bradyseism piece and have the butt arc board of fixed block, elastic component, butt arc board and the comparatively inseparable centre gripping of bradyseism piece and fixed work piece when the reaction force when compressing through the elastic component have reached improve equipment cutting workpiece's precision, guarantee operating personnel operation safety's effect.

Description

Wire cut electric discharge machine

Technical Field

The utility model relates to a metal cutting equipment technical field, more specifically say, it relates to a spark-erosion wire cutting machine.

Background

At present, a wire electric discharge machine is a cutting apparatus for cutting a metal workpiece by instantaneous high temperature of electric discharge.

The chinese patent with the prior publication number CN108817585B provides a wire cut electric discharge machine, which includes a machine body, and a routing mechanism and an installation mechanism respectively located on the upper surface of the machine body and at both ends of the machine body in the length direction. The supporting columns are arranged on the upper surface of the machine body and between the wiring mechanism and the installation mechanism, metal wires used for cutting metal workpieces are arranged on the wiring mechanism in a sliding mode, and the metal wires extend in the length direction of the machine body through the supporting columns. The supporting columns are provided with water adding mechanisms, the water adding mechanisms spray liquid along with the trend of the metal wires, and then chips generated after the metal wires cut the workpieces are cleaned through the flowing of the liquid. The bottom wall of the mounting mechanism is provided with an adjustment mechanism to facilitate an operator to displace the mounting mechanism along the length of the housing. An operator puts a workpiece to be cut on the top wall of the mounting mechanism in a lying mode, then pushes the workpiece to be cut to be in contact with the metal wire, the metal wire melts and cuts the metal workpiece through instantaneous high temperature, at the moment, scraps flow downwards along with liquid ejected by the water adding mechanism, and the scraps are accumulated on the V-shaped bottom edge of the mounting mechanism and are separated from the machine body.

However, the above-mentioned apparatus lacks a clamping device for fixing the position of the workpiece, and when the operator pushes the workpiece close to the wire to be cut, the workpiece is very susceptible to human factors and slides out of position, which greatly affects the processing precision of the apparatus on the workpiece, and the operator is easily scalded by the high-temperature debris splashed when the wire cuts the workpiece, so the improvement is needed.

SUMMERY OF THE UTILITY MODEL

Not enough to prior art exists, the utility model aims to provide a spark-erosion wire cutting machine, its precision that has improve equipment cutting work piece ensures operating personnel safe operation's advantage.

In order to achieve the above purpose, the utility model provides a following technical scheme:

a wire cut electric discharge machine comprises a machine body and an installation frame positioned on the upper surface of the machine body, wherein two sliding grooves are symmetrically formed in the upper surface of the installation frame along the length direction of the installation frame, and a bearing strip matched with each sliding groove is arranged in each sliding groove in a sliding manner; the upper surface of each bearing strip is provided with a clamping groove along the length direction, one end of the inner side wall of each clamping groove, which is positioned in the length direction, is provided with a shock absorption piece, one end of the inner side wall of each clamping groove, which is positioned in the direction far away from the shock absorption piece, is provided with a fixed block, one end of the fixed block, which is close to the direction of the shock absorption piece, is provided with a plurality of elastic pieces, and one ends of all the elastic pieces, which are close to the direction of the shock absorption piece, are; two the strip is accepted and two blocks of guard plates are provided with along vertical jointly, two the guard plate is located mounting bracket length direction's both ends respectively, two the lateral wall that the mounting bracket direction was kept away from to the guard plate is provided with the push-and-pull handle respectively.

Through adopting above-mentioned technical scheme, snatch the butt arc board and press it towards the direction that is close to the fixed block, place the work piece between butt arc board and bradyseism piece to after wherein one end of work piece supports tightly with the bradyseism piece surface, loosen the butt arc board and make the elastic component react on the butt arc board, and then be fixed in centre gripping inslot cavity with the work piece with cooperation bradyseism piece. And grabbing the push-pull handle, and slowly making the protection plate face to one end close to the mounting frame. At the moment, the two bearing strips simultaneously slide in the sliding groove, and the workpiece is close to the metal wire on the machine body to be cut.

Further, the butt arc board diapire is provided with the locating piece perpendicularly, the bottom wall is provided with the displacement groove that the locating piece of being convenient for slided along its length direction in the centre gripping groove.

Through adopting above-mentioned technical scheme, the locating piece can slide in the displacement groove inner chamber, makes originally unsettled butt arc board be connected with the elastic component in the centre gripping inslot more stable, and it is inseparabler to also cooperate the bradyseism piece centre gripping work piece.

Further, all the one end that the butt arc board direction was kept away from to the elastic component is provided with the attaching plate along vertical jointly, the fixed block upper surface is provided with the attaching plate male fixed slot of being convenient for, the fixed block runs through along fixed block length direction towards the end wall of elastic component direction and is provided with two and the communicating through-hole of stepping down of fixed slot inner chamber.

Through adopting above-mentioned technical scheme, when the work piece size is less and need shorten the butt arc board and the bradyseism piece between the distance, operating personnel can take out the attaching plate that is fixed with the elastic component from the fixed slot to in embedding the attaching plate in the fixed slot again behind the length of extension fixed block, in order to reach the effect of shortening the distance between butt arc board and the bradyseism piece.

Further, accept the strip upper surface and be located the centre gripping groove and keep away from the one end rotation of bradyseism piece direction and be provided with two fixed ring boards that are used for injecing the fixed block position, fixed ring board wherein one end is provided with the plane of stepping down.

Through adopting above-mentioned technical scheme, the diapire of two fixed ring boards is closely laminated with the fixed block roof to inject the position of fixed block in the centre gripping inslot. Operating personnel rotates the fixed ring board and makes it let the plane orientation keep away from the one end of bradyseism piece direction, and the fixed ring board breaks away from the fixed block roof this moment, and the removable fixed block of operating personnel is with the centre gripping compactness of guarantee butt arc board and work piece.

Furthermore, a plurality of resistance bulges are arranged on the outer edge of the fixed ring plate.

Through adopting above-mentioned technical scheme, resistance arch protrusion in the outer fringe of fixed ring board, it has greatly increased the stiction when operating personnel snatchs and rotate the fixed ring board, and then has effectively ensured the operating efficiency when operating personnel rotates the fixed ring board.

Further, every accept a outer fringe and vertically be provided with two limiting plates along, the limiting plate is kept away from the surface of mounting bracket direction and is provided with a plurality of locating levers that run through the guard plate perpendicularly, the locating lever outer fringe is provided with the locking piece that is used for injecing the guard plate position.

Through adopting above-mentioned technical scheme, the limiting plate is kept away from the surface of mounting bracket direction and is laminated with the guard plate surface mutually, makes the position of guard plate be in and is fixed in and accept a strip outer fringe. After the locating lever runs through the guard plate, locking piece threaded connection keeps away from the one end of mounting bracket direction in the locating lever, and then so that the guard plate is thoroughly fixed.

Furthermore, the outer edge of each bearing strip is provided with two interference rings for abutting against the protection plate.

Through adopting above-mentioned technical scheme, soft and the rubber pad of easy deformation of texture is preferred to the interference ring, and it butts between the two when accepting the strip outer fringe in the protection plate cover to further improve the connection stability of protection plate accepting the strip outer fringe.

Furthermore, the outer surface of the protection plate is provided with an observation hole along the thickness direction of the protection plate in a penetrating mode, and observation glass is arranged on the inner side wall of the observation hole.

Through adopting above-mentioned technical scheme, the observation hole is located and carries and draw handle top to operating personnel observes the condition of the wire cutting work piece of organism, observes the preferred toughened glass of glass, with reduce high temperature piece sputtering and injure operating personnel.

To sum up, the utility model discloses following beneficial effect has:

1. the sliding groove and the bearing strip with the protection plate and the clamping groove are arranged, the clamping groove is abutted against a workpiece, and the protection plate is used for preventing operators from being damaged by high-temperature fragment sputtering; set up bradyseism piece and have the butt arc board of fixed block, elastic component, butt arc board and the comparatively inseparable centre gripping of bradyseism piece and fixed work piece when the reaction force when compressing through the elastic component.

2. The fixing groove and the abdicating through hole are arranged, so that an operator can quickly fix the attaching plate and the fixing block; a fixed ring plate with an abdicating plane is arranged to limit the position of the fixed block in the clamping groove; an observation hole with observation glass is arranged, so that an operator can observe the cutting condition of the workpiece and the workpiece is not easy to be sputtered by high-temperature scraps.

Drawings

FIG. 1 is a schematic structural view of a wire electric discharge machine according to an embodiment;

FIG. 2 is an exploded view of the embodiment for showing the connection relationship between the carrying strip and the mounting rack;

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

FIG. 4 is an exploded view of the embodiment for illustrating the connection relationship between the abutting arc plate, the elastic member and the fixing block;

FIG. 5 is an exploded view of the embodiment for showing the connection relationship between the protection plate and the carrying strip.

In the figure: 1. a body; 101. a mounting frame; 102. a sliding groove; 2. carrying out strip bearing; 201. a clamping groove; 202. a displacement slot; 203. a cushioning member; 204. a limiting plate; 205. positioning a rod; 206. a locking member; 207. interference ring rings; 3. a fixed block; 301. fixing grooves; 302. a yielding through hole; 4. an elastic member; 401. attaching a plate; 5. abutting against the arc plate; 501. positioning blocks; 6. a stationary ring plate; 601. a yielding plane; 602. a resistance protrusion; 7. a protection plate; 701. a push-pull handle; 702. an observation hole; 703. the glass was observed.

Detailed Description

The present invention will be described in further detail with reference to the accompanying drawings.

Example (b):

a wire electric discharge machine, referring to FIGS. 1 and 2, includes a machine body 1 and a mounting frame 101 on an upper surface of the machine body 1. Two sliding grooves 102 are symmetrically formed in the upper surface of the mounting frame 101 along the length direction of the mounting frame, the longitudinal section of each sliding groove 102 is of an inverted T shape, and each sliding groove 102 is internally provided with a bearing strip 2 in a sliding manner. The longitudinal section of the receiving bar 2 is i-shaped, and the receiving bar is adapted to slide in the sliding groove 102 and is longer than the sliding groove 102.

Referring to fig. 4, a clamping groove 201 for abutting against a workpiece is formed in the upper surface of each receiving strip 2 along the length direction of the upper surface, and a shock absorbing member 203 is adhered to the inner side wall of the clamping groove 201 and located at one end of the length direction. The shock absorbing member 203 is preferably a soft rubber block with high flexibility and large static friction coefficient of the outer surface, and when the workpiece is placed in the clamping groove 201 to be fixed, the shock absorbing member 203 can abut against one end of the workpiece.

Referring to fig. 2 and 4, the fixing block 3 is placed on the inner side wall of the clamping groove 201, and the fixing block 3 is preferably a steel block with a large mass and is located at one end of the clamping groove 201 far away from the direction of the shock absorbing member 203. The one end of fixed block 3 orientation bradyseism piece 203 direction is provided with a plurality of elastic component 4, and the preferred spring of elastic component 4, its one end of keeping away from fixed block 3 direction is provided with butt arc 5. When the work piece is embedded between butt arc plate 5 and bradyseism piece 203, the bounce that elastic component 4 produced through the compression promotes butt arc plate 5 to make butt arc plate 5 and bradyseism piece 203 closely centre gripping work piece, and then inject the position of work piece in centre gripping groove 201.

Referring to fig. 4, all elastic component 4 keep away from the common welding of one end of butt arc 5 directions on a rigging board 401, fixed slot 301 has been seted up to 3 upper surfaces of fixed block and the one end that is located it and is close to the 4 directions of elastic component, and rigging board 401 can insert fixed slot 301 and embedded, and then make elastic component 4 with 3 length direction's of fixed block end wall fixed connection. Meanwhile, the end wall of the fixing block 3 facing the direction of the cushioning member 203 is provided with two yielding through holes 302 communicated with the inner cavity of the fixing groove 301 along the length direction thereof, and the yielding through holes 302 can enable the elastic member 4 to extend out of the fixing groove 301 when the attaching plate 401 is embedded in the inner cavity of the fixing groove 301.

Referring to fig. 4, the abutting arc plate 5 is electrically welded to all the elastic members 4, and a positioning block 501 is vertically welded to the bottom wall thereof. The inner bottom wall of the clamping groove 201 is provided with a displacement groove 202 matched with the positioning block 501 in size along the length direction, and the positioning block 501 can slide in the inner cavity of the displacement groove 202, so that the abutting arc plate 5 can abut against a workpiece stably at any position in the clamping groove 201.

Referring to fig. 3, the upper surface of the receiving bar 2 and the end of the clamping groove 201 far from the direction of the shock absorber 203 are provided with two fixing ring plates 6 by rotating pins, and the bottom walls of the two fixing ring plates 6 are tightly attached to the top wall of the fixing block 3 to limit the position of the fixing block 3 in the clamping groove 201.

Referring to fig. 3, one end of the fixed ring plate 6 is provided with a yielding plane 601, an operator rotates the fixed ring plate 6 and enables the yielding plane 601 to face the end away from the direction of the cushioning member 203, at the moment, the fixed ring plate 6 is separated from the top wall of the fixed block 3, and the fixed block 3 can be replaced by the operator to ensure the clamping tightness between the abutting arc plate 5 and the workpiece.

Referring to fig. 3, the outer edge of the fixed ring plate 6 is integrally formed with a plurality of resistance protrusions 602 in the longitudinal direction, which greatly increases the static friction when an operator grabs and rotates the fixed ring plate 6, thereby effectively ensuring the operating efficiency when the operator rotates the fixed ring plate 6.

Referring to fig. 1, two take on 2 outer margins of strip and be provided with two guard plates 7 jointly, two guard plates 7 are located mounting bracket 101 length direction's both ends respectively to have high temperature piece sputtering operating personnel's phenomenon when stopping organism 1's wire cutting work piece.

Referring to fig. 1, a push-pull handle 701 is perpendicularly welded on the surface of the protection plate 7 away from the mounting frame 101, and an operator can grab the push-pull handle 701 at any end of the mounting frame 101 to push the two receiving strips 2 to slide in the sliding grooves 102 at the same time. An observation hole 702 penetrates through the outer surface of the protection plate 7 along the thickness direction of the protection plate, the observation hole 702 is positioned above the lifting handle, and observation glass 703 is adhered to the inner side wall of the observation hole 702. The sight glass 703 is preferably tempered glass so that an operator can observe the condition of the wire cut workpiece of the machine body 1 while reducing the sputtering damage of high temperature debris.

Referring to fig. 5, two or more limiting plates 204 are integrally formed on the outer edge of the receiving strip 2, and the limiting plates 204 on each receiving strip 2 are respectively located at two ends of the mounting frame 101 in the length direction. The protection plate 7 is simultaneously sleeved on the outer edge of the receiving strip 2 and attached to the surface of the limiting plate 204 away from the mounting frame 101. The limiting plate 204 is kept away from the surface of mounting bracket 101 direction and has been welded perpendicularly a plurality of locating levers 205, and locating lever 205 runs through protection plate 7, and its one end of keeping away from limiting plate 204 direction is provided with locking piece 206. The locking member 206 is preferably a nut, which is threadedly connected to an end of the positioning rod 205 away from the position-limiting plate 204, so that the protection plate 7 is stably fixed to the outer edge of the receiving strip 2.

Referring to fig. 5, two interference rings 207 are adhered to the outer edge of the receiving strip 2, and the interference rings 207 are preferably soft and easily deformable rubber pads, which abut against the outer edge of the receiving strip 2 when the protection plate 7 is sleeved on the outer edge of the receiving strip 2, so as to further improve the connection stability of the protection plate 7 on the outer edge of the receiving strip 2.

The working principle is as follows:

snatch butt arc 5 and press it towards the direction that is close to fixed block 3, place the work piece between butt arc 5 and bradyseism piece 203 to after wherein one end of work piece supports tightly with bradyseism piece 203 surface, loosen butt arc 5 and make elastic component 4 reaction on butt arc 5, and then be fixed in the centre gripping groove 201 inner chamber with the work piece with cooperation bradyseism piece 203.

The push-pull handle 701 is grasped, and the shielding plate 7 is slowly moved toward one end in the direction approaching the mounting frame 101. At this time, the two receiving bars 2 simultaneously slide in the sliding grooves 102, and the workpiece is brought close to the wire on the machine body 1 to be cut.

The present embodiment is only for explaining the present invention, and it is not limited to the present invention, and those skilled in the art can make modifications to the present embodiment without inventive contribution as required after reading the present specification, but all of them are protected by patent laws within the scope of the claims of the present invention.

Claims

1. The utility model provides a wire cut electric discharge machine, includes organism (1) and mounting bracket (101) that are located organism (1) upper surface, its characterized in that: the upper surface of the mounting rack (101) is symmetrically provided with two sliding grooves (102) along the length direction, and each sliding groove (102) is internally provided with a bearing strip (2) matched with the sliding groove in a sliding manner; the upper surface of each bearing strip (2) is provided with a clamping groove (201) along the length direction, one end of the inner side wall of each clamping groove (201) and located in the length direction is provided with a shock absorption piece (203), one end of the inner side wall of each clamping groove (201) and located in the direction far away from the shock absorption piece (203) is provided with a fixed block (3), one end of each fixed block (3) close to the direction of the shock absorption piece (203) is provided with a plurality of elastic pieces (4), and one ends of all the elastic pieces (4) close to the direction of the shock absorption piece (203) are provided with abutting arc plates (5) together; two accept strip (2) and be provided with two guard plates (7) along vertical jointly, two guard plate (7) are located mounting bracket (101) length direction's both ends respectively, two guard plate (7) keep away from the lateral wall of mounting bracket (101) direction and are provided with push-and-pull handle (701) respectively.

2. A wire electric discharge machine according to claim 1, characterized in that: the butt arc board (5) diapire is provided with locating piece (501) perpendicularly, the bottom wall is provided with displacement groove (202) that be convenient for locating piece (501) to slide along its length direction in centre gripping groove (201).

3. A wire electric discharge machine according to claim 2, characterized in that: all one end that butt arc board (5) direction was kept away from in elastic component (4) is provided with attaching plate (401) along vertical jointly, fixed block (3) upper surface is provided with attaching plate (401) male fixed slot (301) of being convenient for, fixed block (3) run through along fixed block (3) length direction towards the end wall of elastic component (4) direction and are provided with two and fixed slot (301) inner chamber communicating through-hole of stepping down (302).

4. A wire electric discharge machine according to claim 3, characterized in that: accept strip (2) upper surface and be located centre gripping groove (201) and keep away from the one end rotation of bradyseism piece (203) direction and be provided with two fixed ring board (6) that are used for injecing fixed block (3) position, fixed ring board (6) wherein one end is provided with lets bit plane (601).

5. A wire electric discharge machine according to claim 4, characterized in that: the outer edge of the fixed ring plate (6) is provided with a plurality of resistance bulges (602).

6. A wire electric discharge machine according to claim 4, characterized in that: every accept strip (2) outer fringe and vertically be provided with a plurality of limiting plates (204), limiting plate (204) are kept away from the surface of mounting bracket (101) direction and are provided with a plurality of locating levers (205) that run through protection plate (7) perpendicularly, locating lever (205) outer fringe is provided with and is used for injecing locking piece (206) of protection plate (7) position.

7. A wire electric discharge machine according to claim 6, characterized in that: two interference ring rings (207) used for abutting against the protection plate (7) are arranged at the outer edge of each bearing strip (2).

8. A wire electric discharge machine according to claim 7, characterized in that: the outer surface of the protection plate (7) is provided with an observation hole (702) along the thickness direction in a penetrating manner, and observation glass (703) is arranged on the inner side wall of the observation hole (702).