CN215999017U

CN215999017U - Fast wire cut electrical discharge machining bed is with dividing ware

Info

Publication number: CN215999017U
Application number: CN202122372863.XU
Authority: CN
Inventors: 蔡永阳; 叶茂
Original assignee: Shanghai Qifeng Plastic Co ltd
Current assignee: Shanghai Qifeng Plastic Co ltd
Priority date: 2021-09-29
Filing date: 2021-09-29
Publication date: 2022-03-11
Anticipated expiration: 2031-09-29

Abstract

The invention relates to the field of cutting and processing of a fast wire-moving wire, in particular to a centering device for a fast wire-moving cutting machine tool, which comprises a power source, an indicating piece and a contact piece, wherein the power source and the indicating piece are both arranged on a workbench, the indicating piece is electrically connected with the power source, the contact piece is respectively arranged on a cutting wire seat and a metal fitting to be cut, and the contact piece is electrically connected with the power source. This application has the effect that improves the precision to the cutting of metal accessories.

Description

Fast wire cut electrical discharge machining bed is with dividing ware

Technical Field

The invention relates to the field of cutting and processing of fast-wire-moving linear cutting machines, in particular to a center divider for a fast-wire-moving linear cutting machine.

Background

The fast wire-moving wire cutting is one kind of wire-electric discharge machining, is also called as a high-speed wire-moving wire-electric discharge machining machine, has high machining speed, and is an original wire-electric discharge machining mode in China.

At present, in the industry of mold production and manufacturing, a fast wire cutting mode is often needed to be adopted to cut and process metal accessories of partial molds, during cutting, the metal accessories to be cut are required to be placed on a workbench firstly, then the distance between a cutting wire and the two sides of a workpiece is adjusted, the distance between the cutting wire and the two sides of the workpiece is consistent, and therefore the situation that when the cutting wire is subsequently used for cutting the metal accessories, the cutting on the two sides of the metal accessories is asymmetric is reduced.

In order to reduce the situation that the two sides of the metal fitting are asymmetrical in cutting, a worker needs to find the center of the metal fitting to be cut first before adjusting the position of the cutting wire, namely, the metal fitting to be cut is centered. When the metal accessory center position measuring device works, firstly, the cutting line runs, then the cutting line seat on one side moves, the cutting line on the cutting line seat on one side is in contact with one side of a metal accessory and generates electric sparks to determine the edge position size of one side of the metal accessory, then the cutting line seat on the other side moves, the cutting line on the cutting line seat on the other side is in contact with the other side of the metal accessory and generates electric sparks to determine the edge position size of the other side of the metal accessory, and finally the two edge position sizes are added and divided by 2 to obtain the center position size of the metal accessory.

In view of the above-mentioned related technologies, the inventor believes that, since the existing centering method determines the edge position dimension of the metal fitting by directly observing the size of the electric spark through human eyes, such an observation method mainly depends on the experience of a worker, which causes the worker to easily have a large error when determining the edge position dimension of the metal fitting, and affects the accuracy of the metal fitting cut by the cutting line subsequently.

SUMMERY OF THE UTILITY MODEL

In order to improve the precision to the cutting of metal accessories effectively, this application provides a divide well ware for fast walking wire cut electrical discharge machining bed.

The application provides a move soon linear cutting machine bed with dividing ware adopts following technical scheme:

the utility model provides a cut ware in branch for fast walking wire cut electrical discharge machining bed, includes power supply, indicator and contact, the power supply with the indicator all sets up on the workstation, just indicator and power supply electric connection, the contact sets up respectively on cutting wire seat and the metal fittings that wait to cut, contact and power supply electric connection.

By adopting the technical scheme, the power source is used for providing electric energy, the indicating piece is used for providing a feedback signal during centering, the contact piece is used for being respectively connected with the cutting wire seat and the metal fitting to be cut, so that a closed loop is formed among the power source, the indicating piece, the cutting wire seat and the metal fitting to be cut, an electrified loop is formed when the cutting wire touches the metal fitting to be cut, the indicating piece generates the feedback signal, at the moment, a worker instantly knows that the metal fitting to be cut touches the cutting wire by observing the feedback signal, the position size of one side of the metal fitting to be cut is determined, then the position size of the other side of the metal fitting to be cut is determined by adopting the same method, and the middle size of the metal fitting to be cut is determined by calculating;

compared with a method for directly dividing the metal accessory to be cut by observing the size of the electric spark, the method has the advantages that signals can be accurately fed back through the indicating part when the cutting line is just touched, human interference factors are reduced, errors generated during division are effectively reduced, and the accuracy of the metal accessory to be cut subsequently is improved.

Preferably, both sides of the power source are provided with a conductive wire, and the indicator and the contact are electrically connected with the power source through the conductive wires.

Through adopting above-mentioned technical scheme, the conducting wire is used for realizing power source, indicator, cutting wire seat and waiting to cut electric connection between the metal accessories for the line of cut contacts with the lateral wall of waiting to cut the metal accessories, can be fast with signal of telecommunication transmission to indicator, thereby determines the position size of waiting to cut the metal accessories lateral wall through the feedback signal who observes the indicator.

Preferably, a connecting assembly is arranged on the contact piece, and the contact piece is electrically connected with the conducting wire through the connecting assembly.

Through adopting above-mentioned technical scheme, coupling assembling is used for realizing the electric connection of conducting wire and contact, can improve the stability of being connected of conducting wire and contact effectively to can further reduce the error when treating cutting metal accessories and divide the centre.

Preferably, the connecting assembly includes a locking member connected with the conductive wire and a clamping member connected with the contact member.

Through adopting above-mentioned technical scheme, the locking piece is used for locking the conduction line on coupling assembling, and the holder is used for fixing coupling assembling and contact mutually to reach the purpose of stability when effectively improving conduction line and contact electric connection.

Preferably, the locking piece is including installation piece and support pole, the installation piece sets up in the one side that the holder deviates from the contact, first mounting hole has been seted up to the one side that the installation piece deviates from the holder, the second mounting hole has been seted up to one side of installation piece, support pole set up in the second connecting hole, just support the pole with the cooperation is inserted to the second connecting hole cunning, first mounting hole and second mounting hole intercommunication, just the cooperation is inserted to the one end cunning that power source was kept away from with the conduction line in first mounting hole.

Through adopting above-mentioned technical scheme, will connect at the tight pole of supporting of second mounting hole and twist towards the direction that is close to first mounting hole, can be used for supporting tightly spacing inserting the interior conducting wire of first mounting hole to the connection stability of conducting wire has been improved effectively.

Preferably, the holder includes the fixed strip, presss from both sides tight strip and support bar, the fixed strip is connected with the installation piece, press from both sides tight strip and set up respectively in the both ends of fixed strip, just press from both sides the lateral wall that tight strip and contact member are connected, the support bar sets up in one side of fixed strip, just the one end and the contact member looks butt that the fixed strip was kept away from to the support bar.

Through adopting above-mentioned technical scheme, the fixed strip is used for being connected with the installation piece, press from both sides tight strip and be used for installing the fixed strip on the contact, when improving the whole stability on the contact of coupling assembling, can also be favorable to strengthening the stability of being connected of conducting wire and contact, in addition, the both ends of support bar respectively with contact and fixed strip looks butt, can be used for further improving coupling assembling's overall stability, thereby can strengthen conducting wire and contact electric connection's stability more effectively, and then produced error when further having reduced the metal accessories of treating cutting divides the well.

Preferably, the clamping piece is provided with a connecting hole, two ends of the connecting hole are both arranged in a penetrating manner, one end of the connecting hole is communicated with the first mounting hole, and the connecting hole is matched with one end, far away from the power source, of the conducting wire in a sliding manner.

Through adopting above-mentioned technical scheme, the connecting hole can let the conduction line insert to the tip that makes the conduction line can directly contact with the contact, thereby can improve the transmission speed of electrical property number between contact and the conduction line effectively, further promote the efficiency of treating cutting metal accessories when dividing.

Preferably, the one end that the support bar is close to the contact is provided with damper assembly, just damper assembly keeps away from one side of support bar and inconsistent with the contact.

Through adopting above-mentioned technical scheme, damper assembly is used for absorbing and comes from treating the produced vibrations of cutting metal accessories when with the line contact to can reduce the vibrations that coupling assembling received effectively, further be favorable to the stability of conducting wire and contact when transmitting the signal.

Preferably, the contact member is a magnetic iron block.

Through adopting above-mentioned technical scheme, the magnetism iron plate can be used for fast with the cutting wire seat with treat being connected of cutting metal accessories to can further improve and treat that cutting metal accessories carries out efficiency when dividing.

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

1. compared with a method for centering a metal accessory to be cut by directly observing the size of an electric spark, the method has the advantages that signals can be fed back accurately through the indicating part when the cutting line just touches the cutting line, and human interference factors are reduced, so that errors generated during centering are effectively reduced, and the accuracy of the subsequent metal accessory to be cut during cutting is improved;

2. the power source is arranged and can be used for providing electric energy, the indicating piece is used for providing a feedback signal during centering, the contact piece is used for being respectively connected with the cutting wire seat and the metal fitting to be cut, so that a closed loop is formed among the power source, the indicating piece, the cutting wire seat and the metal fitting to be cut, a power-on loop is formed when the cutting wire touches the metal fitting to be cut, the indicating piece generates the feedback signal, at the moment, a worker instantly knows that the metal fitting to be cut touches the cutting wire by observing the feedback signal, the position size of one side of the metal fitting to be cut is determined, then the position size of the other side of the metal fitting to be cut is determined by adopting the same method, and the middle size of the metal fitting to be cut is determined by calculating;

3. the connecting assembly is arranged, so that the electric connection between the conducting wire and the contact element can be realized, the connection stability between the conducting wire and the contact element can be effectively improved, and the error of the metal part to be cut in the centering process can be further reduced;

4. through setting up damper, can be used for absorbing and come from treating the produced vibrations of cutting metal accessories when with the line contact of cutting to can reduce the vibrations that coupling assembling received effectively, further be favorable to the stability of conducting wire and contact when transmitting the signal.

Drawings

FIG. 1 is a schematic view of the overall structure of a fast wire-moving linear cutting machine and a centering device according to an embodiment of the present application;

FIG. 2 is an enlarged view of portion A of FIG. 1;

fig. 3 is an exploded view of the connecting assembly and the shock absorbing assembly of the embodiment of the present application.

Description of reference numerals: 1. a source of electrical power; 11. a conductive line; 2. an indicator; 3. a contact member; 31. a connecting assembly; 311. a locking member; 3111. mounting blocks; 3112. a tightening rod; 3113. a first mounting hole; 3114. a second mounting hole; 312. a clamping member; 3121. a fixing strip; 3122. a clamping bar; 3123. a supporting strip; 3124. connecting holes; 3125. a screw; 3126. a threaded hole; 3127. a limiting hole; 3128. a guide hole; 4. a work table; 5. a cutting wire seat; 6. a metal fitting to be cut; 7. a shock absorbing assembly; 71. an elastic member; 72. a contact block; 8. and (4) an anti-skid cushion block.

Detailed Description

The present application is described in further detail below with reference to figures 1-3.

The embodiment of the application discloses move wire cut electrical discharge machining bed with dividing ware soon, refer to fig. 1, divide the ware to include power source 1 and indicator 2, wherein, power source 1 and indicator 2 all install on the workstation 4 of moving wire cut electrical discharge machining bed soon.

Meanwhile, a metal fitting 6 to be cut is mounted on a workpiece seat of the fast wire cut electrical discharge machining tool, wherein the contact members 3 are mounted on both the cutting wire seat 5 and the metal fitting 6 to be cut of the fast wire cut electrical discharge machining tool.

Referring to fig. 1, in order to electrically connect the power source 1, the indicator 2 and the contact 3, conductive wires 11 are installed at the output end and the input end of the power source 1 and the output end of the indicator 2, wherein one end of the conductive wire 11, which is located on the input end side of the power source 1 and is far away from the power source 1, is electrically connected to the contact 3 on the wire cutting holder 5.

In addition, one end of the conductive wire 11 on the output end side of the power source 1, which is far away from the power source 1, is electrically connected to the input end of the indicator 2, and one end of the conductive wire 11 on the output end side of the indicator 2, which is far away from the indicator 2, is electrically connected to the metal fitting 6 to be cut, wherein in the present embodiment, the power source 1 may be a battery, the indicator 2 may be a bulb, and the contact member 3 may be a magnetic iron block.

When a worker needs to center the metal fitting 6 to be cut, firstly, the cutting line positioned on one side of the metal fitting 6 to be cut is close to the metal fitting 6 to be cut, the cutting line seat 5 stops moving after the cutting line is contacted with the side wall of one side of the metal fitting 6 to be cut, at the moment, a closed loop is formed between a battery, a bulb and two magnetic iron blocks, current flows through the bulb to enable the bulb to be lighted, and after the worker observes that the bulb is lighted, the position size of one side of the metal fitting 6 to be cut at the moment is recorded and recorded as an initial size 0.

The worker then needs to move the cutting line to the other side of the metal fitting 6 to be cut, and to approach the cutting line toward the other side of the metal fitting 6 to be cut, the movement of the wire holder 5 is stopped after the wire is brought into contact with the side wall of one side of the metal fitting 6 to be cut, and at this time, a closed loop is formed among the battery, the bulb and the two magnetic iron blocks, current flows through the bulb to enable the bulb to shine, after a worker observes that the bulb shines, the position size of the other side of the metal fitting 6 to be cut at the moment is recorded as a size a, finally, the worker can divide the position size by two after subtracting the size a from the initial size 0, the size of the central position of the metal fitting 6 to be cut can be calculated, and the error generated when the metal fitting 6 to be cut is divided is effectively reduced, so that the worker can conveniently and accurately cut the metal fitting 6 to be cut subsequently.

Referring to fig. 2 and 3, in order to improve the electrical connection stability between the conductive wire 11 and the contact 3, a connection assembly 31 is disposed between the conductive wire 11 and the contact 3, and in this embodiment, the connection assembly 31 includes a locking member 311 and a clamping member 312, wherein the clamping member 312 is mounted on a side wall of the contact 3, the locking member 311 is mounted on a side of the clamping member 312 facing away from the contact 3, and the locking member 311 is connected to the conductive wire 11.

In this embodiment, the clamping piece 312 includes the fixed strip 3121 and presss from both sides tight strip 3122, wherein, one side lateral wall butt of fixed strip 3121 is at the lateral wall of contact 3, and simultaneously, the both ends of fixed strip 3121 have seted up the guide hole 3128 respectively, in addition, press from both sides tight strip 3122 and be provided with two, two press from both sides tight strip 3122 and install respectively in two guide holes 3128, and two press from both sides tight strip 3122 and all with the guide hole 3128 cunning of corresponding position and insert the cooperation, wherein, the cross-section of two clamp bars 3122 all is the L font, and press from both sides the one end that tight strip 3122 kept away from guide hole 3128 and extend towards the direction that is close to contact 3.

Referring to fig. 2 and 3, in order to limit the two clamping strips 3122, a plurality of limiting holes 3127 are formed in one side of the fixing strip 3121 away from the contact 3, the limiting holes 3127 are all communicated with the guide hole 3128, the limiting holes 3127 are uniformly arranged at equal intervals along the length direction of the fixing strip 3121, in addition, a threaded hole 3126 is formed in one side of the clamping strip 3122 close to the limiting holes 3127, the threaded hole 3126 is communicated with the limiting holes 3127, meanwhile, a threaded rod 3125 is in threaded connection with the threaded hole 3126, and one end of the threaded rod 3125 far away from the threaded hole 3126 is in sliding fit with the limiting hole 3127.

When workers need to install the fixing strip 3121 on the side wall of the contact element 3, the positions of the two clamping strips 3122 can be adjusted according to the size of the contact element 3, firstly, the two clamping strips 3122 slide along the extending direction of the guide holes 3128 at corresponding positions respectively, so that the two clamping strips 3122 are abutted against the side walls at two sides of the contact element 3 respectively, then the screw 3125 penetrates through the limiting hole 3127 coinciding with the position of the threaded hole 3126, and one end of the screw 3125 penetrating through the limiting hole 3127 is in threaded connection with the threaded hole 3126, so that the positions of the two clamping strips 3122 are locked, and the purpose of quickly installing the fixing strip 3121 on the side wall of the contact element 3 is achieved.

Referring to fig. 3, in the present embodiment, the locking member 311 includes a mounting block 3111 and a fastening rod 3112, wherein the mounting block 3111 is mounted on a side of the fixing strip 3121 away from the contact 3, meanwhile, a second mounting hole 3114 is opened at a top of the mounting block 3111, and the fastening rod 3112 is screwed in the second mounting hole 3114.

In addition, a first mounting hole 3113 is opened at a side of the mounting bar departing from the fixing bar 3121, and the first mounting hole 3113 is communicated with the second mounting hole 3114, and meanwhile, the first mounting hole 3113 is in sliding fit with the conducting wire 11. In addition, a coupling hole 3124 is penetratingly provided in the fixing bar 3121, and the coupling hole 3124 communicates with the first mounting hole 3113.

When a worker needs to connect the conductive wire 11 to the contact 3 through the connection assembly 31, first, one end of the conductive wire 11, which is far away from the power source 1, needs to be inserted into the first mounting hole 3113, and the conductive wire 11 sequentially passes through the first mounting hole 3113 and the connection hole 3124 until one end of the conductive wire 11, which is far away from the power source 1, contacts with the sidewall of the contact 3, and then the fastening rod 3112 is screwed into the second mounting hole 3114 in a direction close to the first mounting hole 3113, and one end of the fastening rod 3112, which is inserted into the first mounting hole 3113, is fastened against the outer surface of the conductive wire 11, so as to achieve electrical connection between the conductive wire 11 and the contact 3.

Referring to fig. 2 and 3, in order to further effectively improve the connection stability of the contact 3 with the conductive wire 11, a support bar 3123 is hinged to the bottom of the fixing bar 3121, and a damper assembly 7 is provided at an end of the support bar 3123 away from the fixing bar 3121.

In this embodiment, the shock absorbing assembly 7 includes a plurality of elastic members 71 and an abutting block 72, wherein one end of each of the plurality of elastic members 71 is connected to an end of the supporting bar 3123 away from the fixing bar 3121, and one side of the abutting block 72 is connected to an end of each of the plurality of elastic members 71 away from the supporting bar 3123, in this embodiment, the elastic members 71 may be selected as springs.

After the worker makes the two clamping strips 3122 and the contact element 3 abut against each other, the supporting strip 3123 is rotated, so that one side of the abutting block 72 departing from the elastic element 71 is abutted against the side wall of the contact element 3, and the connection stability between the contact element 3 and the conducting wire 11 can be effectively improved, and the reduction of the vibration transmitted from the contact element 3 can be facilitated.

In addition, referring to fig. 3, in order to further effectively improve the overall installation stability of the connection assembly 31, the anti-slip pads 8 are installed on the surfaces of the clamping strips 3122 and the abutting blocks 72, which are in contact with the contact member 3, so that the frictional force between the entire connection assembly 31 and the side wall of the contact member 3 can be effectively increased, and the purpose of improving the connection stability between the conductive wire 11 and the contact member 3 is achieved.

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. The utility model provides a move soon that wire cut electrical discharge machining bed is with dividing ware which characterized in that: including power source (1), indicator (2) and contact (3), power source (1) with indicator (2) all set up on workstation (4), just indicator (2) and power source (1) electric connection, contact (3) set up respectively on cutting wire seat (5) and the metal fitting (6) of waiting to cut, contact (3) and power source (1) electric connection.

2. The center divider for the fast wire-moving linear cutting machine according to claim 1, characterized in that: both sides of power source (1) all are provided with conducting wire (11), indicator (2) and contact (3) pass through conducting wire (11) and power source (1) electric connection.

3. The center divider for the fast wire-moving linear cutting machine according to claim 2, characterized in that: be provided with coupling assembling (31) on contact (3), contact (3) are through coupling assembling (31) and conduction line (11) electric connection.

4. The center divider for the fast wire-moving linear cutting machine according to claim 3, characterized in that: the connecting assembly (31) comprises a locking piece (311) and a clamping piece (312), the locking piece (311) is connected with the conducting wire (11), and the clamping piece (312) is connected with the contact piece (3).

5. The center divider for the fast wire-moving linear cutting machine according to claim 4, characterized in that: locking piece (311) including installation piece (3111) with support tight pole (3112), installation piece (3111) sets up in one side that holder (312) deviates from contact piece (3), first mounting hole (3113) have been seted up to one side that holder (312) is deviated from in installation piece (3111), second mounting hole (3114) have been seted up to one side of installation piece (3111), support tight pole (3112) set up in second mounting hole (3114), just support tight pole (3112) with the cooperation is inserted to the cunning of second mounting hole (3114), first mounting hole (3113) are linked together with second mounting hole (3114), just electric power source (1) was kept away from with conducting wire (11) one end cooperation is inserted to the cunning of first mounting hole (3113).

6. The center divider for the fast wire-moving linear cutting machine according to claim 4, characterized in that: the clamping piece (312) comprises a fixing strip (3121), a clamping strip (3122) and a supporting strip (3123), the fixing strip (3121) is connected with the mounting block (3111), the clamping strip (3122) is arranged at two ends of the fixing strip (3121) respectively, the clamping strip (3122) is connected with the side wall of the contact element (3), the supporting strip (3123) is arranged at one side of the fixing strip (3121), and one end of the supporting strip (3123) far away from the fixing strip (3121) is abutted to the contact element (3).

7. The center divider for the fast wire-moving linear cutting machine according to claim 5, characterized in that: the clamping piece (312) is provided with a connecting hole (3124), two ends of the connecting hole (3124) are arranged in a penetrating manner, one end of the connecting hole (3124) is communicated with the first mounting hole (3113), and the connecting hole (3124) is matched with one end, far away from the power source (1), of the conducting wire (11) in a sliding manner.

8. The center divider for the fast wire-moving linear cutting machine according to claim 6, characterized in that: one end of the supporting strip (3123) close to the contact element (3) is provided with a damping assembly (7), and one side of the damping assembly (7) far away from the supporting strip (3123) is abutted to the contact element (3).

9. The center divider for the fast wire-moving linear cutting machine according to claim 1, characterized in that: the contact piece (3) is a magnetic iron block.