CN210848678U

CN210848678U - A spark-erosion wire cutting machine for production of automobile mold

Info

Publication number: CN210848678U
Application number: CN201921002344.0U
Authority: CN
Inventors: 刘士彬
Original assignee: Shijiazhuang Jianghe Auto Parts Co ltd
Current assignee: Shijiazhuang Jianghe Auto Parts Co ltd
Priority date: 2019-06-29
Filing date: 2019-06-29
Publication date: 2020-06-26
Anticipated expiration: 2029-06-29

Abstract

The utility model relates to the technical field of accessory devices for producing and processing automobile molds, in particular to a wire cut electric discharge machine for producing automobile molds; the working modes are various, and the waste electric spark wires generated in the working process are convenient to recycle, so that the use reliability of the waste electric spark wires is improved; the hydraulic device comprises a hydraulic pipe, an oil tank, two groups of high-pressure pumps, a pressing plate and a driving rod, wherein the bottom end of the hydraulic pipe is provided with a hydraulic groove; the top of workstation is provided with the fixed slot, is provided with in the workstation and places the chamber, still includes mount, activity motor, movable rod, four group's springs, fly leaf, connecting rod and fixed plate, and the right-hand member of mount is provided with the spread groove to at the spread groove internal fixation be provided with the baffle, the right-hand member of fixed plate is provided with the push pedal, the fixed movable roller that is provided with on the lateral wall of movable rod.

Description

A spark-erosion wire cutting machine for production of automobile mold

Technical Field

The utility model relates to a technical field of vapour turning mold utensil production processing auxiliary device especially relates to an electric spark wire cutting machine for vapour turning mold utensil production.

Background

As is well known, a wire cut electrical discharge machine produced by an automobile mold is a device for cutting a wire cut electrical discharge material of a wire cut electrical discharge machine required to be used in an automobile when an integral mold of an automobile part is produced, so as to ensure that a surface is smooth and the length of the wire cut electrical discharge machine meets the production and machining requirements, and is widely used in the field of automobile production; the existing wire cut electric discharge machine for automobile mold production comprises a workbench, a hydraulic device, a driving motor, a cutting knife and a support plate, wherein the top end of the workbench is provided with a mounting frame, the bottom end of the mounting frame is provided with a connecting groove, the hydraulic device is fixedly arranged in the connecting groove, the bottom end of the hydraulic device is provided with a driving plate, the bottom end of the driving plate is provided with a limiting frame, the driving motor is fixedly arranged on the side wall of the limiting frame, the output end of the driving motor is provided with a transmission shaft, the transmission shaft is provided with a connecting frame, the cutting knife is fixedly arranged on the connecting frame, the top end of the support plate is provided with a placing groove, the support plate is provided with a groove, the groove is communicated with the placing groove, the hydraulic device comprises a hydraulic pipe, an oil tank, two groups of high-pressure pumps, a pressing, hydraulic oil is arranged in the oil storage cavity, an oil conveying pipe is communicated with the bottom end of the oil tank, two groups of high-pressure pumps are respectively arranged on the upper side and the lower side of the oil conveying pipe, and the top end and the bottom end of the driving rod are respectively connected with the pressing plate and the driving plate; when the existing wire cut electrical discharge machine produced by an automobile mold is used, a worker places a semi-finished product of a wire cut electrical discharge machine in a placement groove, a user opens a hydraulic device to input hydraulic oil in an oil tank into the hydraulic groove from an oil delivery pipe by using high-pressure acting force generated by a high-pressure pump, the hydraulic oil enters the hydraulic groove to extrude air, a pressing plate drives a driving rod and simultaneously drives a driving plate to move so as to extrude raw materials, the driving plate can be driven to simultaneously drive a fixing frame to move to a proper height position, a driving motor is opened to drive a transmission shaft and simultaneously drive a driving frame to rotate, and the driving frame can drive a cutting knife to rotate so as to cut the semi-finished product of a solid-wall pipe in the placement groove by using the cutting knife; however, the wire-cut electric discharge machine produced by the existing automobile die is found to have a single working mode in use, is inconvenient to recycle wire-cut electric discharge waste generated in the working process, is easy to damage the nearby working environment, brings convenience to users and causes lower use reliability.

SUMMERY OF THE UTILITY MODEL

In order to solve the technical problem, the utility model provides a mode is comparatively various, and the spark-erosion wire waste material that produces in the convenience is retrieved to the working process, can prevent that it from causing destruction to near operational environment, offers convenience for the user to improve its spark-erosion wire cutting machine who is used for the production of automobile mold who uses the reliability.

The utility model discloses a spark-erosion wire cutting machine for automobile mold production, including workstation, hydraulic means, driving motor, cutting knife and backup pad, the top of workstation is provided with the mounting bracket, the bottom of mounting bracket is provided with the spread groove, hydraulic means fixed mounting is in the spread groove, hydraulic means's bottom is provided with driving plate, and be provided with spacing frame in driving plate's bottom, driving motor fixed mounting is on spacing frame's lateral wall, driving motor's output is provided with the transmission shaft, and be provided with the link on the transmission shaft, cutting knife fixed mounting is on the link, the top of backup pad is provided with the standing groove, be provided with the recess on the backup pad, and the recess communicates with the standing groove, hydraulic means includes hydraulic pressure pipe, the oil tank, two sets of high-pressure pumps, clamp plate and drive rod, hydraulic pressure pipe bottom all is provided with the hydraulic groove, an oil storage cavity is arranged in the oil tank, hydraulic oil is arranged in the oil storage cavity, an oil conveying pipe is communicated with the bottom end of the oil tank, two groups of high-pressure pumps are respectively arranged on the upper side and the lower side of the oil conveying pipe, and the top end and the bottom end of the driving rod are respectively connected with the pressing plate and the driving plate; the top end of the workbench is provided with a fixed groove, a placing cavity is arranged in the workbench, a taking and placing opening is arranged on the front side wall of the workbench and is communicated with the placing cavity, the fixed groove is communicated with the placing cavity, the workbench further comprises a fixed frame, a movable motor, a movable rod, four groups of springs, a movable plate, a connecting rod and a fixed plate, the fixed frame is fixedly arranged at the top end of the workbench, the right end of the fixed frame is provided with a connecting groove, a baffle plate is fixedly arranged in the connecting groove, the right ends of the four groups of springs are respectively connected with the upper side and the lower side of the front side and the rear side of the left end of the baffle plate, the four groups of springs are all connected with the movable plate, the left end and the right end of the connecting rod are respectively connected with the movable plate and the fixed plate, a push plate is, the movable rod is fixedly arranged on the side wall of the connecting roller, and the movable roller is fixedly arranged on the side wall of the movable rod.

The utility model discloses a spark-erosion wire cutting machine for production of automobile mold still includes arm-tie, baffle and cardboard, the top of baffle articulates on the open-ended lateral wall, is provided with the kerve on the preceding lateral wall of baffle, and the left end and the right-hand member of arm-tie set up respectively on the left side wall and the right side wall of kerve, be provided with the fixed axle on the preceding lateral wall of workstation, be provided with on the cardboard and revolve the hole, cardboard fixed mounting on the fixed axle and the lateral wall of fixed axle contacts with the inside wall in revolving the hole.

The utility model discloses a spark-erosion wire cutting machine for production of automobile mold still includes two sets of first bracing pieces, two sets of second bracing pieces and two sets of cushions, and the bottom of two sets of first bracing pieces articulates respectively in the left side and the right side of working chamber bottom, and inside the bottom of two sets of second bracing pieces inserted the top of two sets of first bracing pieces respectively, two sets of cushions fixed mounting were respectively on the top of two sets of first bracing pieces, and the inside wall of two sets of cushions contacts with the lateral wall of two sets of second bracing pieces respectively.

The utility model discloses a spark-erosion wire cutting machine for production of automobile mold still includes two sets of slide rails and retrieves the board, and two sets of slide rails are fixed mounting respectively on the left side wall and the right side wall of placing the chamber, all be provided with the spout on two sets of slide rails, every group front side and rear side in the spout all are provided with the pulley, the left end and the right-hand member of retrieving the board are provided with two sets of slides respectively, two sets of slides clamp respectively in two sets of spouts, are provided with the connecting plate at the front end of retrieving the board is fixed.

The utility model discloses a spark-erosion wire cutting machine for production of automobile mold still includes the guide plate, guide plate fixed mounting is in the bottom of fixed slot.

The utility model discloses a spark-erosion wire cutting machine for production of automobile mold, still including pressing from both sides cover, nylon pad, nylon hook area and clipboard, press from both sides left side, right side and the downside of cover rear end and all be connected with the lateral wall of workstation, press from both sides and form between cover and the workstation and accomodate the groove, nylon pad and nylon hook area fixed mounting are on pressing from both sides the lateral wall of cover and workstation respectively, and the rear end of clipboard articulates on the lateral wall before the workstation to clamp on the clipboard and be provided with spacing buckle.

The utility model discloses a spark-erosion wire cutting machine for production of automobile mold still includes that fan and two sets of activities are detained, and the left side and the right side of mounting bracket bottom are provided with two sets of dead levers respectively, and be provided with two sets of spread grooves on two sets of dead levers respectively, two sets of activities are detained and are clamped respectively in two sets of spread grooves, two sets of activities are detained respectively with the left side wall and the right side wall connection of fan.

The utility model discloses a spark-erosion wire cutting machine for production of automobile mold still includes four group's landing legs and push rod, and four group's landing legs are installed respectively in left front side, right front side, left rear side and the right rear side of workstation bottom, four group's landing leg bottoms are provided with four group's bases respectively, the bottom of four group's bases all is provided with multiunit antiskid line, and the front side and the rear side of workstation right-hand member are provided with two sets of supports respectively, the front end and the rear end of push rod respectively with two sets of leg joint.

Compared with the prior art, the beneficial effects of the utility model are that: the activity motor work can drive the connection roller and rotate and drive the movable rod simultaneously and remove, the movable rod removes and can drive the movable roller and remove in order to promote the fly leaf, the fly leaf removes and can drive the movable rod and drive the fixed plate simultaneously and remove, the fixed plate can drive the push pedal and remove so that it gets into to placing the intracavity in pushing remaining work waste material piece in the workstation top to the fixed slot, it can to collect the waste material of spark-erosion line to the utilization to place the chamber, its mode of operation is comparatively various, the convenient spark-erosion line waste material that produces in the course of the work retrieves, can prevent that it from causing destruction to near operational environment, bring the facility for the user, thereby improve its reliability in utilization.

Drawings

Fig. 1 is a schematic structural diagram of the present invention;

FIG. 2 is a schematic view of the structure within the holder;

FIG. 3 is a schematic view of the structure of the driver plate and the cutting blade;

FIG. 4 is a schematic front view of the worktable;

FIG. 5 is a schematic view of the structure of the first support bar and the second support bar;

FIG. 6 is a schematic diagram of the hydraulic device;

in the drawings, the reference numbers: 1. a work table; 2. a drive motor; 3. a cutting knife; 4. a support plate; 5. A mounting frame; 6. driving the plate; 7. a connecting frame; 8. a hydraulic tube; 9. an oil tank; 10. a high pressure pump; 11. driving the rod; 12. an oil delivery pipe; 13. a fixed mount; 14. a movable motor; 15. a movable rod; 16. a spring; 17. a movable plate; 18. a connecting rod; 19. a partition plate; 20. a connecting roller; 21. a movable roller; 22. pushing the plate; 23. pulling a plate; 24. a baffle plate; 25. a first support bar; 26. A second support bar; 27. a rubber pad; 28. a slide rail; 29. recovering the plate; 30. a baffle; 31. A jacket; 32. a nylon pad; 33. a writing board; 34. a fan; 35. fixing the rod; 36. a support leg; 37. a push rod; 38. a base; 39. and (4) clamping the board.

Detailed Description

The following detailed description of the embodiments of the present invention is provided with reference to the accompanying drawings and examples. The following examples are intended to illustrate the invention, but are not intended to limit the scope of the invention.

As shown in figures 1 to 6, the utility model discloses a spark-erosion wire cutting machine for production of auto mold, comprises a workbench 1, hydraulic means, driving motor 2, cutting knife 3 and backup pad 4, the top of workstation 1 is provided with mounting bracket 5, the bottom of mounting bracket 5 is provided with the spread groove, hydraulic means fixed mounting is in the spread groove, hydraulic means's bottom is provided with driving plate 6, and the bottom that drives plate 6 is provided with spacing, driving motor 2 fixed mounting is on the lateral wall of spacing, driving motor 2's output is provided with the transmission shaft, and be provided with link 7 on the transmission shaft, cutting knife 3 fixed mounting is on link 7, the top of backup pad 4 is provided with the standing groove, be provided with the recess on backup pad 4, and the recess communicates with each other with the standing groove, hydraulic means includes hydraulic pressure pipe 8, the oil tank 9, two sets of high-pressure pumps 10, The hydraulic oil pump comprises a pressing plate and a driving rod 11, wherein hydraulic grooves are formed in the bottom ends of hydraulic pipes 8, an oil tank 9 is located in the hydraulic grooves, an oil storage cavity is formed in the oil tank 9, hydraulic oil is arranged in the oil storage cavity, an oil conveying pipe 12 is communicated with the bottom end of the oil tank 9, two groups of high-pressure pumps 10 are respectively installed on the upper side and the lower side of the oil conveying pipe 12, and the top end and the bottom end of the driving rod 11 are respectively connected with the pressing plate and a driving plate; the top end of the workbench 1 is provided with a fixed groove, a placing cavity is arranged in the workbench 1, a taking and placing opening is arranged on the front side wall of the workbench 1 and communicated with the placing cavity, the fixed groove is communicated with the placing cavity, the workbench further comprises a fixed frame 13, a movable motor 14, a movable rod 15, four groups of springs 16, a movable plate 17, a connecting rod 18 and a fixed plate, the fixed frame 13 is fixedly arranged at the top end of the workbench 1, the right end of the fixed frame 13 is provided with a connecting groove, a baffle plate 19 is fixedly arranged in the connecting groove, the right ends of the four groups of springs 16 are respectively connected with the upper side and the lower side of the left end and the rear side of the baffle plate 19, the four groups of springs 16 are respectively connected with the movable plate 17, the left end and the right end of the connecting rod 18 are respectively connected with the movable plate 17 and the fixed plate, the right end of the, the movable rod 15 is fixedly arranged on the side wall of the connecting roller 20, and a movable roller 21 is fixedly arranged on the side wall of the movable rod 15; the activity motor work can drive the connection roller and rotate and drive the movable rod simultaneously and remove, the movable rod removes and can drive the movable roller and remove in order to promote the fly leaf, the fly leaf removes and can drive the movable rod and drive the fixed plate simultaneously and remove, the fixed plate can drive the push pedal and remove so that it gets into to placing the intracavity in pushing remaining work waste material piece in the workstation top to the fixed slot, it can to collect the waste material of spark-erosion line to the utilization to place the chamber, its mode of operation is comparatively various, the convenient spark-erosion line waste material that produces in the course of the work retrieves, can prevent that it from causing destruction to near operational environment, bring the facility for the user, thereby improve its reliability in utilization.

The utility model discloses a spark-erosion wire cutting machine for automobile mold production still includes arm-tie 23, baffle 24 and cardboard 39, and the top of baffle 24 articulates on the open-ended lateral wall, is provided with the kerve on the preceding lateral wall of baffle 24, and the left end and the right-hand member of arm-tie 23 set up respectively on the left side wall and the right side wall of kerve, are provided with the fixed axle on the preceding lateral wall of workstation 1, are provided with the spiral hole on the cardboard 39, cardboard 39 fixed mounting is on the fixed axle and the lateral wall of fixed axle contacts with the inside wall in spiral hole; the user removes the connecting plate and can drive the recovery board and remove, and the recovery board can drive two sets of slides and slide in four group pulley tops to the person of facilitating the use gets to retrieve the board and gets, takes out the waste material of placing the intracavity recovery with the person of facilitating the use.

The utility model discloses a spark-erosion wire cutting machine for automobile mold production still includes two sets of first bracing pieces 25, two sets of second bracing pieces 26 and two sets of cushions 27, the bottom of two sets of first bracing pieces 25 articulates respectively in the left side and the right side of working chamber bottom, the bottom of two sets of second bracing pieces 26 inserts respectively to the inside top of two sets of first bracing pieces 25, two sets of cushions 27 are fixed mounting respectively at the top of two sets of first bracing pieces 25, and the inside wall of two sets of cushions 27 contacts with the lateral wall of two sets of second bracing pieces 26 respectively; the cushion multiplicable first bracing piece and the second bracing piece between the frictional force of contact part, first bracing piece and second bracing piece support the baffle when the user opens the baffle, can improve the stability when the baffle is opened.

The utility model discloses a spark-erosion wire cutting machine for automobile mold production still includes two sets of slide rails 28 and recovery board 29, and two sets of slide rails 28 are fixed mounting respectively on the left side wall and the right side wall of placing the chamber, all are provided with the spout on two sets of slide rails 28, and the front side and the rear side in each group of spout all are provided with the pulley, and the left end and the right-hand member of recovery board 29 are provided with two sets of slides respectively, and two sets of slides clamp respectively in two sets of spouts, are fixed at the front end of recovery board 29 and are provided with the connecting plate; the user removes the connecting plate and can drive the recovery board and remove, and the recovery board can drive two sets of slides and slide in four group pulley tops to the person of facilitating the use gets to retrieve the board and gets, takes out the waste material of placing the intracavity recovery with the person of facilitating the use.

The utility model discloses a spark-erosion wire cutting machine for automobile mold production, still include guide plate 30, guide plate 30 is fixedly installed in the bottom of fixed slot; the guide plate can carry out the position guide to the spark-erosion wire waste material that gets into in the fixed slot, can ensure that the waste material in the fixed slot gets into to placing the intracavity.

The utility model discloses a spark-erosion wire cutting machine for automobile mold production still includes clamp sleeve 31, nylon pad 32, nylon hook area and clipboard 33, the left side, right side and the downside of clamp sleeve 31 rear end all are connected with the lateral wall of workstation 1, form between clamp sleeve 31 and the workstation 1 and accomodate the groove, nylon pad 32 and nylon hook area are fixed mounting respectively on the lateral wall of clamp sleeve 31 and workstation 1, the rear end of clipboard 33 articulates on the preceding lateral wall of workstation 1, and clamp on clipboard 33 and be provided with spacing buckle; the user can rotate the clipboard to suitable angle to can write in order to carry out the record in order to the work information of device in the clipboard top, place recorder work information's label paper in accomodating the inslot, the person of facilitating the use looks over the work information of device when needing.

The utility model discloses a spark-erosion wire cutting machine for automobile mold production still includes fan 34 and two sets of activity knot, and the left side and the right side of mounting bracket 5 bottom are provided with two sets of dead lever 35 respectively to be provided with two sets of spread grooves respectively on two sets of dead lever 35, two sets of activity knots clamp respectively in two sets of spread grooves, and two sets of activity knots are connected with the left side wall and the right side wall of fan 34 respectively; the fan outputs wind power, so that the gas flowing speed of the nearby working environment can be improved, the surface of the cutting knife is cooled, and the working effect of the cutting knife is guaranteed.

The utility model discloses a spark-erosion wire cutting machine for production of automobile mold still includes four group's landing legs 36 and push rod 37, four group's landing legs 36 are installed respectively in left front side, right front side, left rear side and the right rear side of workstation 1 bottom, four group's landing legs 36 bottoms are provided with four group's bases 38 respectively, four group's bases 38's bottom all is provided with multiunit antiskid line, workstation 1 right-hand member's front side and rear side are provided with two sets of supports respectively, push rod 37's front end and rear end are connected with two sets of supports respectively; the user promotes the push rod and can drive two sets of supports and drive the workstation simultaneously and remove, and the workstation removes and can drive four group's landing legs and remove to with device integral movement to suitable position, landing leg and base can improve the stability of workstation during operation.

The utility model discloses a spark-erosion wire cutting machine for automobile mold production, it is at the during operation, the user promotes the push rod and can drive two sets of supports and drive the workstation simultaneously and move, the workstation removes and can drive four groups of landing legs and move, so as to move the device wholly to suitable position, landing leg and base can improve the stability of workstation during operation, the staff places spark-erosion wire semi-manufactured goods in the standing groove, the user opens hydraulic means work and utilizes the high pressure effort that the high-pressure pump produced to input the hydraulic oil in the oil tank into the hydraulic pressure inslot from defeated oil pipe, the hydraulic oil gets into the hydraulic pressure inslot and extrudees the air, make the clamp plate drive the drive lever simultaneously and drive the drive board and move in order to extrude the raw materials, can drive the drive board simultaneously and drive the mount and move to suitable high position, open driving motor and drive the transmission shaft simultaneously and drive the drive frame and rotate, the driving frame can drive the cutting knife to rotate so as to cut a solid-wall pipe semi-finished product in the placing groove by using the cutting knife, the movable motor can drive the connecting roller to rotate and drive the movable rod to move, the movable rod can drive the movable roller to move so as to push the movable plate, the movable plate can drive the movable rod to drive the fixed plate to move, the fixed plate can drive the push plate to move so as to push the residual working waste scraps above the workbench into the fixed groove so as to enable the working waste scraps to enter the placing cavity, the guide plate can guide the position of the electric spark wire scraps entering the fixed groove, the scraps in the fixed groove can be ensured to enter the placing cavity, so that the waste scraps of the electric spark wires can be collected by using the placing cavity, the working mode is various, the electric spark wire scraps produced in the working process can be conveniently recovered, and the damage to the nearby working environment can be prevented, the user can move the connecting plate to drive the recovery plate to move, the recovery plate can drive the two groups of sliding plates to slide above the four groups of pulleys, so that the user can conveniently take and place the recovery plate, the user can conveniently take and place waste materials recovered in the cavity, the rubber pad can increase the friction force of a contact part between the first supporting rod and the second supporting rod, the first supporting rod and the second supporting rod can support the baffle when the user opens the baffle, the stability of the baffle when the baffle is opened can be improved, the user can move the connecting plate to drive the recovery plate to move, the recovery plate can drive the two groups of sliding plates to slide above the four groups of pulleys, so that the user can conveniently take and place the recovery plate, the user can conveniently take and place waste materials recovered in the cavity, the user can rotate the writing plate to a proper angle and write above the writing plate to record the working information of the device, the label paper for recording the working information of the device is placed in the accommodating groove, so that a user can check the working information of the device when needed.

The wire cut electric discharge machine for the production of the automobile mould of the utility model has the advantages that under the condition that the opposite explanation is not carried out, the directional terms "up, down, left, right, front, back, inside, and outside, and vertical and horizontal" included in the term merely represent the orientation of the term in the normal use state, or be a trivial term understood by those skilled in the art, and should not be considered as limiting the term, at the same time, the terms "first," "second," and "()" do not denote any particular quantity or order, but rather are used to distinguish one name from another, furthermore, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements, but also includes other elements not expressly listed or inherent to such process, method, article, or apparatus.

The foregoing is only a preferred embodiment of the present invention, and it should be noted that, for those skilled in the art, a plurality of modifications and variations can be made without departing from the technical principle of the present invention, and these modifications and variations should also be regarded as the protection scope of the present invention.

Claims

1. The utility model provides a spark-erosion wire cutting machine for production of auto mold, comprises a workbench (1), hydraulic means, driving motor (2), cutting knife (3) and backup pad (4), the top of workstation (1) is provided with mounting bracket (5), the bottom of mounting bracket (5) is provided with the spread groove, hydraulic means fixed mounting is in the spread groove, hydraulic means's bottom is provided with driving plate (6), and the bottom that drives plate (6) is provided with spacing, driving motor (2) fixed mounting is on the lateral wall of spacing, the output of driving motor (2) is provided with the transmission shaft, and be provided with link (7) on the transmission shaft, cutting knife (3) fixed mounting is on link (7), the top of backup pad (4) is provided with the standing groove, be provided with the recess on backup pad (4), and the recess communicates with each other with the standing groove, hydraulic means includes hydraulic pressure pipe (8), The hydraulic oil tank comprises an oil tank (9), two groups of high-pressure pumps (10), a pressing plate and a driving rod (11), wherein hydraulic grooves are formed in the bottom ends of hydraulic pipes (8), the oil tank (9) is located in the hydraulic grooves, an oil storage cavity is formed in the oil tank (9), hydraulic oil is arranged in the oil storage cavity, an oil conveying pipe (12) is communicated with the bottom end of the oil tank (9), the two groups of high-pressure pumps (10) are respectively installed on the upper side and the lower side of the oil conveying pipe (12), and the top end and the bottom end of the driving rod (11) are respectively connected with the pressing plate and the; the automatic feeding device is characterized in that a fixed groove is formed in the top end of the workbench (1), a placing cavity is formed in the workbench (1), a taking and placing opening is formed in the front side wall of the workbench (1) and communicated with the placing cavity, the fixed groove is communicated with the placing cavity, the automatic feeding device further comprises a fixed frame (13), a movable motor (14), a movable rod (15), four groups of springs (16), a movable plate (17), a connecting rod (18) and a fixed plate, the fixed frame (13) is fixedly installed at the top end of the workbench (1), a connecting groove is formed in the right end of the fixed frame (13), a partition plate (19) is fixedly arranged in the connecting groove, the right ends of the four groups of springs (16) are respectively connected with the upper side and the lower side of the front end and the rear side of the partition plate (19), the four groups of springs (16) are respectively connected with the movable plate (17), and the left end and the right end of the connecting rod, and the right-hand member of fixed plate is provided with push pedal (22), and activity motor (14) fixed mounting is in the spread groove, the output of activity motor (14) is provided with connecting roller (20), and movable rod (15) fixed mounting is on the lateral wall of connecting roller (20) fixed being provided with movable roller (21) on the lateral wall of movable rod (15).

2. The wire electric discharge machine for automobile mold production according to claim 1, further comprising a pulling plate (23), a baffle (24) and a clamping plate (39), wherein the top end of the baffle (24) is hinged to the open sidewall, a pulling groove is provided on the front sidewall of the baffle (24), the left end and the right end of the pulling plate (23) are respectively provided on the left sidewall and the right sidewall of the pulling groove, a fixed shaft is provided on the front sidewall of the workbench (1), a screw hole is provided on the clamping plate (39), the clamping plate (39) is fixedly installed on the fixed shaft, and the outer sidewall of the fixed shaft is in contact with the inner sidewall of the screw hole.

3. The wire electric discharge machine for automobile mold production according to claim 2, further comprising two sets of first support rods (25), two sets of second support rods (26), and two sets of rubber pads (27), wherein the bottom ends of the two sets of first support rods (25) are respectively hinged to the left side and the right side of the bottom end of the working chamber, the bottom ends of the two sets of second support rods (26) are respectively inserted into the top ends of the two sets of first support rods (25), the two sets of rubber pads (27) are respectively fixedly mounted at the top ends of the two sets of first support rods (25), and the inner side walls of the two sets of rubber pads (27) are respectively in contact with the outer side walls of the two sets of second support rods (26).

4. The wire electric discharge machine for the production of the automobile molds is characterized by further comprising two sets of slide rails (28) and a recovery plate (29), wherein the two sets of slide rails (28) are respectively and fixedly installed on the left side wall and the right side wall of the placing cavity, slide grooves are respectively arranged on the two sets of slide rails (28), pulleys are respectively arranged on the front side and the rear side in each slide groove, two sets of sliding plates are respectively arranged at the left end and the right end of the recovery plate (29), the two sets of sliding plates are respectively clamped in the two sets of slide grooves, and a connecting plate is fixedly arranged at the front end of the recovery plate (29).

5. The wire electric discharge machine for automobile mold production according to claim 4, further comprising a deflector (30), wherein the deflector (30) is fixedly installed at the bottom end of the fixing groove.

6. The wire electric discharge machine for the production of the automobile molds is characterized by further comprising a jacket (31), a nylon cushion (32), a nylon hook strip and a writing board (33), wherein the left side, the right side and the lower side of the rear end of the jacket (31) are connected with the side wall of the workbench (1), a containing groove is formed between the jacket (31) and the workbench (1), the nylon cushion (32) and the nylon hook strip are fixedly installed on the side wall of the jacket (31) and the side wall of the workbench (1) respectively, the rear end of the writing board (33) is hinged to the front side wall of the workbench (1), and a limit buckle is arranged on the writing board (33) in a clamping mode.

7. The wire electric discharge machine for the production of automobile molds according to claim 6, further comprising a blower (34) and two sets of movable buttons, wherein two sets of fixed rods (35) are respectively disposed on the left side and the right side of the bottom end of the mounting rack (5), two sets of connecting slots are respectively disposed on the two sets of fixed rods (35), two sets of movable buttons are respectively clamped in the two sets of connecting slots, and the two sets of movable buttons are respectively connected with the left side wall and the right side wall of the blower (34).

8. The wire electric discharge machine for the production of the automobile mold according to claim 7, further comprising four sets of legs (36) and push rods (37), wherein the four sets of legs (36) are respectively installed at the front left side, the front right side, the rear left side and the rear right side of the bottom end of the workbench (1), the four sets of bases (38) are respectively arranged at the bottom ends of the four sets of legs (36), the sets of anti-slip patterns are respectively arranged at the bottom ends of the four sets of bases (38), two sets of brackets are respectively arranged at the front side and the rear side of the right end of the workbench (1), and the front end and the rear end of the push rod (37) are respectively connected with the two sets of brackets.