CN214919292U

CN214919292U - Guiding device for drawing machine

Info

Publication number: CN214919292U
Application number: CN202120819256.0U
Authority: CN
Inventors: 曾银萍; 金炜; 潘志龙; 瞿晓春
Original assignee: Shanghai Yajue Machinery Manufacturing Co ltd
Current assignee: Shanghai Yajue Machinery Manufacturing Co ltd
Priority date: 2021-04-21
Filing date: 2021-04-21
Publication date: 2021-11-30
Anticipated expiration: 2031-04-21

Abstract

The application relates to the technical field of section bar processing, and discloses a guiding device for drawing machine, and it includes supporting mechanism, conveying mechanism and centering mechanism, supporting mechanism includes base and two backup pads, two one side on ground is kept away from to the base is all connected to the backup pad, two the plane parallel at backup pad place, conveying mechanism connects between two backup pads, centering mechanism is located one side that conveying mechanism is close to the drawing machine head of a bed. This application has the effect that improves drawbench processingquality.

Description

Guiding device for drawing machine

Technical Field

The application relates to the field of section bar processing, in particular to a guide device for a drawing machine.

Background

Drawing is a plastic forming process in which a metal blank is pulled through a die orifice to obtain an article having the same size and shape as the die orifice. Drawing is one of the main methods of production of pipes, rods, profiles, and wire. The drawing machine is an industrial device composed of mechanical equipment, lubricating equipment, electrical equipment, hydraulic and pneumatic systems and the like, and is equipment for drawing metal materials. The drawing machine is used for drawing metal at normal temperature.

At present, the chinese patent application with publication number CN104289539A discloses a metal forming drawing machine, which comprises a machine body consisting of a drawing machine head, a drawing machine body, a drawing machine tail, a die holder consisting of a die embedded on the die holder, a guide rail, a drawing vehicle consisting of a slide plate, a clamping device, a screw connecting seat and a hydraulic device for driving the clamping device, a transmission mechanism consisting of a motor, a reducer and a screw nut mechanism, and an operation control mechanism, wherein the die holder is arranged at the drawing machine head, the guide rail is arranged at the drawing machine body, the drawing vehicle is matched with the guide rail, the screw nut mechanism is connected at the drawing machine tail, the motor and the reducer drive the screw nut mechanism, and the screw nut mechanism is linked with the drawing vehicle to drive the clamping device and a workpiece to move.

In view of the above-mentioned related technologies, the inventor believes that when a steel plate to be processed is conveyed into a drawing machine, the central line of the steel plate may deviate from the moving direction of a drawing carriage during the conveying process, and the defect that the processing quality of the steel plate by the drawing machine is affected exists.

SUMMERY OF THE UTILITY MODEL

In order to alleviate the problem that the steel sheet deviates from the drawbench central line in transportation process, the application provides a guiding device for drawbench.

The application provides a guiding device for drawing machine adopts following technical scheme:

the utility model provides a guiding device for drawing machine, includes supporting mechanism, conveying mechanism and centering mechanism, supporting mechanism includes base and two backup pads, two the backup pad is all connected in the base and is kept away from one side on ground, two the plane at backup pad place is parallel, conveying mechanism connects between two backup pads, centering mechanism is located one side that conveying mechanism is close to the drawing machine head of a bed.

Through adopting above-mentioned technical scheme, utilize conveying mechanism to carry the steel sheet, when the steel sheet is about to get into the drawbench, utilize centering mechanism to lead to the steel sheet, make the central line of steel sheet and the moving direction collineation of drawbench, reduce because of the steel sheet skew drawbench central line in transportation and influence the possibility of processingquality of drawbench to the steel sheet.

Optionally, conveying mechanism includes a plurality of conveying rollers and gear motor, and is a plurality of the conveying roller is equallyd interval to rotate to be connected between two backup pads, and is a plurality of the axis of rotation of conveying roller is located same horizontal plane, and is a plurality of the axis of rotation of conveying roller is parallel, centering mechanism is located one side that the conveying roller is close to the drawbench head of a bed, gear motor fixed connection is on the lateral wall that another backup pad was kept away from to one of them backup pad, is located the coaxial fixed connection of conveying roller and gear motor's the output shaft of centering mechanism one end is kept away from to the backup pad.

Through adopting above-mentioned technical scheme, gear motor drive conveying roller rotates, moves the steel sheet to the direction that is close to centering mechanism, utilizes a plurality of conveying rollers of rotating the connection between two backup pads to carry the steel sheet, and the frictional force between live-rollers and the steel sheet is less, reduces the possibility that the steel sheet deflected because of receiving the frictional force inhomogeneous.

Optionally, the centering mechanism includes two guide rolls that are used for leading the steel sheet, two the guide roll all is connected with the backup pad, two the axis of rotation perpendicular to base of guide roll keeps away from one side on ground, two the axis of rotation of guide roll is located same vertical plane.

Through adopting above-mentioned technical scheme, utilize two guide rolls to lead to the steel sheet, the steel sheet gets into the drawbench between two guide rolls, the both sides wall of steel sheet respectively with two guide rolls butt, the distance between two guide rolls reduces gradually, improves the stability of centering mechanism to the steel sheet direction.

Optionally, centering mechanism is still including being used for carrying out the adjusting part who adjusts to the distance between two guide rolls, adjusting part includes two-way lead screws, two-way lead screw all rotates to be connected between two backup pads, two-way lead screw level sets up, two-way lead screw is located same vertical plane, two the equal coaxial fixedly connected with drive gear of two-way lead screw, two drive gear passes through the chain and connects, two-way lead screw threaded connection has two relative motion's screw, two the guide roll rotates respectively to be connected between two syntropy motion's screw, one of them the coaxial fixedly connected with hand wheel of two-way lead screw.

Through adopting above-mentioned technical scheme, utilize two synchronous pivoted two-way lead screw to drive two guide rolls and remove, rotate the hand wheel and make two guide rolls remove to the direction of keeping away from each other or being close to each other to adjust the distance between two guide rolls according to the steel sheet size of carrying, improve guiding device's suitability.

Optionally, one side that conveying mechanism kept away from the base is provided with levelling mechanism, levelling mechanism includes a plurality of compression rollers, and is a plurality of the compression roller interval sets up, the compression roller is located between two adjacent conveying rollers and the compression roller is located one side that the base was kept away from to the conveying roller, the compression roller both ends are connected with two backup pads respectively.

Through adopting above-mentioned technical scheme, the compression roller is located the one side of keeping away from the base between two adjacent conveying rollers, through the cooperation of compression roller and two adjacent conveying rollers, utilizes the compression roller to extrude the steel sheet, improves the roughness of steel sheet.

Optionally, the compression roller both ends all are connected with elevating assembly, elevating assembly is connected with the backup pad, elevating assembly includes slider, threaded rod and fixed block, slider and backup pad sliding connection, the slider slides along the direction of being close to or keeping away from the base, the fixed block is located one side that the base was kept away from to the slider and fixed block and backup pad fixed connection, the threaded rod is worn to establish on the fixed block and threaded rod and fixed block threaded connection, the one end rotation that the base was kept away from to threaded rod one end and slider is connected, the compression roller rotates to be connected between two sliders.

Through adopting above-mentioned technical scheme, utilize lifting unit to remove the compression roller on the direction that is close to ground or keeps away from ground, make the distance between compression roller lower extreme place horizontal plane and the conveying roller top place horizontal plane can adjust according to the thickness of steel sheet, improve levelling mechanism's working effect.

Optionally, a moving mechanism is arranged below the base and comprises a plurality of groups of rolling assemblies, the plurality of groups of rolling assemblies are connected to one side, close to the ground, of the base, each rolling assembly comprises a connecting piece and a roller, the connecting pieces are rotatably connected with the base, and the rollers are rotatably connected with the connecting pieces.

Through adopting above-mentioned technical scheme, connect moving mechanism in the base is close to one side on ground, utilize moving mechanism to reduce the frictional force between base and the ground, make guiding device can be conveniently subaerial removal, improve the convenience that guiding device used.

Optionally, the connecting piece is in threaded connection with a self-locking bolt for limiting rotation of the roller, and one end of the self-locking bolt is abutted to the roller.

Through adopting above-mentioned technical scheme, guiding device during operation utilizes self-locking bolt to restrict the rotation of gyro wheel, improves the stability of guiding device work.

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

1. the centering mechanism is arranged on one side, close to the head of the drawing machine, of the conveying mechanism for conveying the steel plate, when the steel plate is about to enter the drawing machine, the centering mechanism is used for guiding the steel plate, so that the central line of the steel plate is collinear with the moving direction of the drawing trolley, and the possibility that the machining quality of the drawing machine on the steel plate is influenced due to the fact that the steel plate deviates from the central line of the drawing machine in the conveying process is reduced;

2. the leveling mechanism is arranged on one side, away from the base, of the conveying mechanism, and the leveling mechanism is matched with the conveying mechanism to extrude the steel plate, so that the flatness of the steel plate is improved;

3. through connect the moving mechanism at the base near one side on ground, utilize the moving mechanism to reduce the frictional force between base and the ground, improve the convenience that guiding device used.

Drawings

FIG. 1 is a schematic diagram of the overall structure of an embodiment of the present application;

fig. 2 is a schematic structural diagram of a lifting assembly part and a rolling assembly part according to an embodiment of the present application.

Description of reference numerals: 100. a support mechanism; 110. a base; 120. a support plate; 200. a conveying mechanism; 210. a conveying roller; 220. a reduction motor; 300. a centering mechanism; 310. a guide roller; 320. an adjustment assembly; 321. a bidirectional lead screw; 322. a nut; 323. a transmission gear; 324. a chain; 325. a hand wheel; 400. a leveling mechanism; 410. a compression roller; 420. a lifting assembly; 421. a slider; 422. a threaded rod; 423. a fixed block; 500. a moving mechanism; 510. a rolling component; 511. a connecting member; 512. a roller; 513. self-locking bolt.

Detailed Description

The present application is described in further detail below with reference to figures 1-2.

The embodiment of the application discloses guiding device for drawing machine. Referring to fig. 1, a guiding apparatus for a drawing machine includes a supporting mechanism 100, a conveying mechanism 200 connected to an upper portion of the supporting mechanism 100, and a steel plate conveyed into the drawing machine by the conveying mechanism 200; one end of the conveying mechanism 200 close to the drawing machine is provided with a centering mechanism 300, the centering mechanism 300 is connected with the supporting mechanism 100, and the steel plate is guided by the centering mechanism 300 before being conveyed into the drawing machine by the conveying mechanism 200. The support mechanism 100 is connected with a leveling mechanism 400, the leveling mechanism 400 is located above the conveying mechanism 200, and the leveling mechanism 400 is used for extruding the steel plate, so that the flatness of the steel plate is improved. The moving mechanism is connected below the supporting mechanism 100, so that the use convenience of the guiding device is improved.

Referring to fig. 1, the supporting mechanism 100 includes a base 110, and the base 110 has a rectangular parallelepiped frame structure. Two vertically arranged support plates 120 are fixedly connected to the upper side of the base 110, the two support plates 120 are parallel, the two support plates 120 are respectively and fixedly connected to the two ends of the base 110 in the width direction, and the length direction of the support plates 120 is parallel to the length direction of the base 110.

Referring to fig. 1, the conveying mechanism 200 includes four conveying rollers 210, and the four conveying rollers 210 are disposed at equal intervals along the length direction of the base 110; the conveying roller 210 is rotatably connected between the two support plates 120, the rotation axis of the conveying roller 210 is perpendicular to the length direction of the base 110, and the four conveying rollers 210 are arranged at equal intervals along the length direction of the base 110. One side of one of the support plates 120, which is far away from the other support plate 120, is fixedly connected with a speed reducing motor 220, and a spindle of the speed reducing motor 220 is coaxially and fixedly connected with a rotating roller which is farthest away from the centering mechanism 300. The main shaft of the gear motor 220 rotates to drive the rotating roller to rotate, and the steel plate is conveyed towards the direction close to the centering mechanism 300 through the rotation of the rotating roller.

Referring to fig. 1 and 2, the leveling mechanism 400 includes three horizontally disposed press rollers 410, the three press rollers 410 are disposed at equal intervals along the length direction of the base 110, the axis of the press roller 410 is perpendicular to the length direction of the base 110, one press roller 410 is disposed between two adjacent conveying rollers 210, and the press roller 410 is located above the middle position of two adjacent conveying rollers 210. The two ends of the pressing roller 410 are both connected with lifting assemblies 420, and the two lifting assemblies 420 at the two ends of the same pressing roller 410 are respectively connected with the two support plates 120. The lifting assembly 420 comprises a sliding block 421 rotatably connected with the pressing roller 410, the supporting plate 120 is provided with a sliding groove along the width direction thereof, the sliding block 421 is slidably connected in the sliding groove, and the sliding block 421 slides along the vertical direction. The fixed block 423 is fixedly connected to the upper end of the supporting plate 120, the threaded rod 422 is arranged on the fixed block 423 in a penetrating mode, the threaded rod 422 is in threaded connection with the fixed block 423, and the lower end of the threaded rod 422 is rotatably connected with the sliding block 421. The steel plates are extruded and leveled through the matching of the compression roller 410 and the two lower conveying rollers 210, the compression roller 410 is lifted through the rotation of the threaded rod 422, the distance between the compression roller 410 and the conveying rollers 210 is adjusted according to the thickness of the conveyed steel plates, and the leveling mechanism 400 can flatten the steel plates with different thicknesses.

Referring to fig. 1 and 2, the centering mechanism 300 includes an adjusting assembly 320, the adjusting assembly 320 includes two horizontally disposed bidirectional screws 321, and both of the two bidirectional screws 321 are vertically and rotatably connected between the two support plates 120; the two bidirectional screw rods 321 are coaxially and fixedly connected with a transmission gear 323, the two transmission gears 323 are positioned on one side of one support plate 120 far away from the other support plate 120, the two transmission gears 323 are connected through a chain 324, the two transmission gears 323 synchronously rotate, and one end of the upper bidirectional screw rod 321 is coaxially and fixedly connected with a hand wheel 325; the two bidirectional screws 321 are respectively in threaded connection with two nuts 322 moving in opposite directions, and the guide roller 310 is rotatably connected between the two nuts 322 moving in the same direction.

The steel plate passes through between the two guide rollers 310 under the conveying of the conveying roller 210 and enters the drawing machine, the two guide rollers 310 are used for guiding the steel plate, the two side walls of the steel plate are respectively abutted against the two guide rollers 310, the distance between the two guide rollers 310 is gradually reduced, and the centering mechanism 300 is used for stably guiding the steel plate. The handwheel 325 is rotated to enable the two bidirectional screw rods 321 to synchronously rotate, the two guide rollers 310 move towards the direction close to or away from each other, the distance between the two guide rollers 310 can be adjusted according to the size of the steel plate to be conveyed, and the applicability of the guide device is improved.

Referring to fig. 1 and 2, the moving mechanism 500 includes four sets of rolling assemblies 510, and the four sets of rolling assemblies 510 are respectively located at four corners of the base 110. The rolling assembly 510 includes a connection member 511 rotatably coupled to the base 110, and a rotation axis of the connection member 511 is vertically disposed. The connecting piece 511 is rotatably connected with a roller 512, the rotating axis of the roller 512 is vertical to that of the connecting piece 511, and the lowest ends of the four rollers 512 are positioned in the same horizontal plane. The base 110 is abutted to the ground through the rollers 512, so that the friction force between the guide device and the ground is reduced, the guide device can conveniently move on the ground, the connecting piece 511 is rotatably connected with the base 110, the rollers 512 can move in multiple directions, and the moving flexibility of the guide device is improved.

The connecting piece 511 is in threaded connection with a self-locking bolt 513, after the guide device moves to a working position, one end of the self-locking bolt 513 is abutted against the side wall of the roller 512, the rotation of the roller 512 is limited by the self-locking bolt 513, and the working stability of the guide device is improved.

The implementation principle of the guiding device for the drawing machine in the embodiment of the application is as follows: when the steel plate is conveyed into the plate drawing machine, the guide device is moved to the position of the head of the drawing machine, the centering mechanism 300 is positioned between the conveying mechanism 200 and the head of the drawing machine, and after the guide device is moved, the self-locking bolt 530 is rotated to enable one end of the self-locking bolt to be abutted against the side wall of the roller 520, so that the stability of the guide device during working is improved.

The distance between the two guide rollers 310 is adjusted according to the length of the steel sheet being conveyed, and the distance between the press roller 410 and the conveying roller 210 is adjusted according to the thickness of the steel sheet being conveyed. Starting the speed reducing motor 220, enabling a main shaft of the speed reducing motor 220 to rotate to drive the conveying roller 210 to rotate, conveying the steel plate by the conveying roller 210, enabling the steel plate to pass through the space between the conveying roller 210 and the pressing roller 410 under the conveying of the conveying roller 210, and flattening the steel plate through the matching of the pressing roller 410 and the conveying roller 210; after the steel plate leaves from the lower part of the compression roller 410, the steel plate passes through the space between the two guide rollers 310 and enters the drawing machine, two side walls of the steel plate are respectively abutted against the two guide rollers 310, the two guide rollers 310 are used for guiding the steel plate, the central line of the steel plate is collinear with the moving direction of the drawing vehicle, and the possibility that the machining quality of the steel plate by the drawing machine is influenced because the steel plate deviates from the central line of the drawing machine in the conveying process is reduced.

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 guiding device for drawbench which characterized in that: including supporting mechanism (100), conveying mechanism (200) and centering mechanism (300), supporting mechanism (100) includes base (110) and two backup pads (120), two one side on ground is kept away from in base (110) is all connected in backup pad (120), two the plane parallel at backup pad (120) place, conveying mechanism (200) is connected between two backup pads (120), centering mechanism (300) is located one side that conveying mechanism (200) is close to the drawbench head.

2. The guide device for a drawing machine according to claim 1, characterized in that: conveying mechanism (200) include a plurality of conveying rollers (210) and gear motor (220), and are a plurality of conveying roller (210) are equant interval rotation connection between two backup pad (120), and are a plurality of the axis of rotation of conveying roller (210) is located same horizontal plane, and is a plurality of the axis of rotation of conveying roller (210) is parallel, centering mechanism (300) are located one side that conveying roller (210) are close to the drawbench head of a bed, gear motor (220) fixed connection is on one of them backup pad (120) keep away from the lateral wall of another backup pad (120), are located centering mechanism (300) one end is kept away from in backup pad (120) conveying roller (210) and the coaxial fixed connection of output shaft of gear motor (220).

3. The guide device for a drawing machine according to claim 1, characterized in that: centering mechanism (300) include two guide roll (310) that are used for leading the steel sheet, two guide roll (310) all are connected with backup pad (120), two the axis of rotation perpendicular to base (110) of guide roll (310) keeps away from one side on ground, two the axis of rotation of guide roll (310) is located same vertical plane.

4. The guide device for a drawing machine according to claim 3, characterized in that: centering mechanism (300) still includes adjustment assembly (320) that is used for adjusting the distance between two guide rolls (310), adjustment assembly (320) includes two-way lead screw (321), two-way lead screw (321) all rotate to be connected between two backup pad (120), two-way lead screw (321) level sets up, two-way lead screw (321) are located same vertical plane, two-way lead screw (321) equal coaxial fixedly connected with drive gear (323), two drive gear (323) are connected through chain (324), two-way lead screw (321) threaded connection has two relative motion's screw (322), two guide roll (310) rotate respectively to be connected between two syntropy motion's screw (322), one of them two-way lead screw (321) coaxial fixedly connected with hand wheel (325).

5. The guide device for a drawing machine according to claim 2, characterized in that: one side that base (110) was kept away from in conveying mechanism (200) is provided with levelling mechanism (400), levelling mechanism (400) is including a plurality of compression rollers (410), and is a plurality of compression roller (410) interval sets up, compression roller (410) are located between two adjacent conveying rollers (210) and compression roller (410) are located one side that base (110) was kept away from in conveying roller (210), compression roller (410) both ends are connected with two backup pads (120) respectively.

6. The guide device for a drawing machine according to claim 5, characterized in that: compression roller (410) both ends all are connected with lifting unit (420), lifting unit (420) are connected with backup pad (120), lifting unit (420) include slider (421), threaded rod (422) and fixed block (423), slider (421) and backup pad (120) sliding connection, slider (421) slide along the direction of being close to or keeping away from base (110), fixed block (423) are located one side and fixed block (423) and backup pad (120) fixed connection that base (110) were kept away from in slider (421), threaded rod (422) are worn to establish on fixed block (423) and threaded rod (422) and fixed block (423) threaded connection, threaded rod (422) one end and slider (421) are kept away from the one end rotation of base (110) and are connected, compression roller (410) rotate to be connected between two sliders (421).

7. The guide device for a drawing machine according to claim 1, characterized in that: the base below is provided with moving mechanism (500), moving mechanism (500) include multiunit rolling assembly (510), and multiunit rolling assembly (510) all are connected in base (110) one side near ground, rolling assembly (510) include connecting piece (511) and gyro wheel (512), connecting piece (511) are rotated with the base and are connected, gyro wheel (512) are rotated with connecting piece (511) and are connected.

8. The guide device for a drawing machine according to claim 7, characterized in that: the connecting piece (511) is in threaded connection with a self-locking bolt (513) used for limiting the rotation of the roller (512), and one end of the self-locking bolt (513) is abutted to the roller (512).