CN215243145U

CN215243145U - Press machine

Info

Publication number: CN215243145U
Application number: CN202121597344.7U
Authority: CN
Inventors: 沈礼祥
Original assignee: Zhejiang Siema Intelligent Technology Co ltd
Current assignee: Zhejiang Siema Intelligent Technology Co ltd
Priority date: 2021-07-14
Filing date: 2021-07-14
Publication date: 2021-12-21
Anticipated expiration: 2031-07-14

Abstract

The utility model belongs to the field of machining equipment, and discloses a press machine, which comprises a machine body, wherein a placing plate is arranged on the outer surface of the machine body, and a through hole is formed in the upper surface of the placing plate in a penetrating manner; a discharging mechanism is arranged in the machine body and close to the lower part of the placing plate and used for discharging press-fitting waste materials in the machine body; arrange material mechanism and include four backup pads, running roller, conveyer belt, gear, fixed pipe, bracing piece and flexible rack, four backup pads of two bisymmetry fixedly connected with of internal surface of organism, adjacent two rotate between the backup pad and be connected with the running roller, the conveyer belt cover is located on the running roller, place the lower fixed surface of board and be connected with flexible rack. Through depression bar rebound, place the board back that resets, flexible rack will drive the running roller through the gear and rotate to outside the conveyer belt that the running roller was located to the messenger cover discharged the organism with the waste material, avoided the waste material to pile up in the organism, influenced the pressure equipment operation of work piece.

Description

Press machine

Technical Field

The utility model belongs to the machining equipment field, concretely relates to press.

Background

The press (including a punch press and a hydraulic press) is a universal press with an exquisite structure. The press machine has the characteristics of wide application, high production efficiency and the like, and can be widely applied to processes of cutting, punching, blanking, bending, riveting, forming and the like. The metal is processed into parts by applying a strong pressure to the metal blank to cause plastic deformation and fracture of the metal.

When the existing press machine is used for press-mounting a workpiece, waste materials generated by the workpiece generally directly fall into the machine body for storage, but due to the fact that space in the machine body is limited, after the existing press machine is produced for a period of time, the waste materials in the machine body can be accumulated, and therefore the blanking effect of the workpiece is affected.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a press is collected outside the waste discharge organism in with the organism through the conveyer belt, avoids the waste material to influence the blanking effect of work piece.

In order to achieve the above object, the utility model provides a following technical scheme: a press machine comprises a machine body, wherein a placing plate is arranged on the outer surface of the machine body, and a through hole is formed in the upper surface of the placing plate in a penetrating mode; a discharging mechanism is arranged in the machine body and close to the lower part of the placing plate and used for discharging press-fitting waste materials in the machine body;

the discharging mechanism comprises four supporting plates, rollers, a conveyor belt, gears, a fixed pipe, a supporting rod and a telescopic rack, four supporting plates are fixedly connected to the inner surface of the machine body in a pairwise symmetrical manner, rollers are rotatably connected between two adjacent supporting plates, the conveying belt is sleeved on the roller, the lower surface of the placing plate is fixedly connected with a telescopic rack, the lower surfaces of the placing plates at the four top corners are respectively and fixedly connected with four supporting rods, the inner surfaces of the machine body close to the four supporting rods are respectively and fixedly connected with a fixed pipe, the supporting rod is inserted in the fixed pipe and is connected with the fixed pipe in a sliding way, a return spring is arranged in the fixed pipe, the reset spring is arranged between the bottom end of the supporting rod and the upper surface of the machine body, a gear is fixedly connected to the end face of one of the rollers close to the telescopic rack, and the gear is meshed with the telescopic rack.

Preferably, the telescopic rack comprises a supporting box, a helical rack and a top spring, the top end of the supporting box is fixedly connected with the lower surface of the placing plate, one side of the supporting box, which is close to the gear, is provided with an opening, the helical rack is slidably connected with the inner wall of the supporting box, the lower surface of the upper tooth block of the helical rack is provided with an inclined plane, and two ends of the top spring are fixedly connected with the outer surfaces of the inner wall of the supporting box and the helical rack respectively.

Preferably, the surface that the backup pad is close to the gear is equipped with spacing subassembly, spacing subassembly includes fixed plate, carriage release lever, awl tooth piece and compression spring, fixed plate fixed connection is in the surface that the backup pad is close to gear one side, the carriage release lever insert locate in the fixed plate and rather than sliding connection, the top fixedly connected with awl tooth piece of carriage release lever, compression spring cover is located on the carriage release lever, compression spring sets up between awl tooth piece and fixed plate.

Preferably, the top of organism is equipped with pressure equipment mechanism, pressure equipment mechanism includes servo motor, first band pulley, second band pulley, belt, ball screw and depression bar, servo motor and the inner wall fixed connection of organism, servo motor's the first band pulley of output fixedly connected with, the top fixed connection of second band pulley and ball screw, be connected through belt transmission between first band pulley and the second band pulley, ball screw rotates with the inner wall of organism to be connected, ball screw inserts and locates inside and rather than threaded connection of depression bar, the inner wall sliding connection of depression bar and organism.

Preferably, both sides of the conveyor belt are fixedly connected with rubber barrier strips.

Preferably, a discharge hole is formed in the back of the machine body close to the conveyor belt in a penetrating mode.

The technical scheme has the following technical effects:

1. the lower surface of the upper tooth block of the helical tooth rack is arranged in an inclined plane, so that the helical tooth rack can be pushed into the support box when the telescopic rack moves downwards, and a gear meshed with the helical tooth rack cannot be driven to rotate, so that the situation that the gear drives a conveyor belt to reversely move through a roller wheel, and waste materials on the conveyor belt fall into a machine body and cannot be discharged is avoided; after the pressing rod moves upwards, the telescopic rack drives the roller wheel to rotate through the gear, so that the conveying belt sleeved on the roller wheel discharges waste materials out of the machine body, and the waste materials are prevented from being accumulated in the machine body to influence the press fitting operation of workpieces.

2. Through compression spring to the ascending thrust of awl tooth piece for the awl tooth piece can block into the latch of gear, prevents that telescopic rack from driving the gear and taking place the reversal when the downstream, avoids the waste material reverse movement on the conveyer belt to fall inside the organism.

Drawings

FIG. 1 is a schematic view of an overall structure of a press machine;

FIG. 2 is a schematic cross-sectional view of a press;

FIG. 3 is a schematic view of the internal structure of a telescopic rack of a press;

FIG. 4 is an enlarged view of the structure at A in FIG. 2;

FIG. 5 is an enlarged view of the structure at B in FIG. 4;

fig. 6 is an enlarged view of the structure at C in fig. 2.

Wherein: 1. a body; 2. placing the plate; 3. a discharge mechanism; 301. a support plate; 302. a roller; 303. a conveyor belt; 304. a gear; 305. a fixed tube; 306. a support bar; 4. a telescopic rack; 401. a support box; 402. a helical rack; 403. a spring is supported; 5. a limiting component; 501. a fixing plate; 502. a travel bar; 503. a bevel block; 504. a compression spring; 6. a press-fitting mechanism; 601. a servo motor; 602. a first pulley; 603. a second pulley; 604. a belt; 605. a ball screw; 606. a pressure lever; 7. and (4) a rubber barrier strip.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

Referring to fig. 1-6, the technical solution provided by the present invention is: a press machine comprises a machine body 1, wherein a placing plate 2 is arranged on the outer surface of the machine body 1, and a through hole is formed in the upper surface of the placing plate 2 in a penetrating mode; a discharging mechanism 3 is arranged in the machine body 1 and close to the lower part of the placing plate 2, and the discharging mechanism 3 is used for discharging press-fitting waste materials in the machine body 1;

the discharging mechanism 3 comprises four supporting plates 301, rollers 302, a conveyor belt 303, gears 304, a fixed pipe 305, supporting rods 306 and a telescopic rack 4, the four supporting plates 301 are fixedly connected to the inner surface of the machine body 1 in a pairwise symmetry manner, the rollers 302 are rotatably connected between two adjacent supporting plates 301, the conveyor belt 303 is sleeved on the rollers 302, the telescopic rack 4 is fixedly connected to the lower surface of the placing plate 2, four supporting rods 306 are respectively and fixedly connected to the lower surface of the placing plate 2 at four vertex angles, the fixed pipe 305 is fixedly connected to the inner surface of the machine body 1 close to the four supporting rods 306, the supporting rods 306 are inserted in the fixed pipe 305 and are in sliding connection with the fixed pipe 305, a return spring is arranged in the fixed pipe 305, the return spring is arranged between the bottom end of the supporting rods 306 and the upper surface of the machine body 1, and the gear 304 is fixedly connected to the end surface of one of the rollers 302 close to the telescopic rack 4, the gear 304 is meshed with the telescopic rack 4; the telescopic rack 4 comprises a supporting box 401, a helical rack 402 and a top spring 403, the top end of the supporting box 401 is fixedly connected with the lower surface of the placing plate 2, one side of the supporting box 401, which is close to the gear 304, is provided with an opening, the helical rack 402 is slidably connected with the inner wall of the supporting box 401, the lower surface of a tooth block on the helical rack 402 is provided with an inclined plane, and the two ends of the top spring 403 are respectively fixedly connected with the outer surfaces of the inner wall of the supporting box 401 and the helical rack 402.

In this way, when the press-fitting operation is performed on the workpiece, the pressure is applied to the workpiece on the placing plate 2 through the pressing rod 606, due to the shearing force of the pressing rod 606 and the through hole formed on the placing plate 2 to the workpiece, the waste material on the workpiece is pressed into the machine body 1 and falls onto the conveyor belt 303, because the pressure rod 606 can generate pressure on the placing plate 2, the placing plate 2 can move downwards along the direction of the fixed pipe 305, so as to drive the telescopic rack 4 fixedly connected with the lower surface of the placing plate 2 to move downwards, because the lower surface of the tooth block on the helical rack 402 is arranged as an inclined plane, the helical rack 402 can be pushed into the supporting box 401 when the telescopic rack 4 moves downwards, the gear 304 engaged with the helical rack can not be driven to rotate, therefore, the situation that the gear 304 drives the conveyor belt 303 to move reversely through the roller 302 to cause waste materials on the conveyor belt 303 to fall into the machine body 1 and cannot be discharged is avoided; after the pressing rod 606 moves upwards, the retractable rack 4 drives the roller 302 to rotate through the gear 304, so that the waste materials are discharged out of the machine body 1 by the conveyor belt 303 sleeved on the roller 302, and the waste materials are prevented from being accumulated in the machine body 1 to influence the press fitting operation of the workpiece.

Referring to fig. 5, the outer surface of the supporting plate 301 close to the gear 304 is provided with a limiting assembly 5, the limiting assembly 5 includes a fixing plate 501, a moving rod 502, a bevel gear block 503 and a compression spring 504, the fixing plate 501 is fixedly connected to the outer surface of the supporting plate 301 close to one side of the gear 304, the moving rod 502 is inserted into the fixing plate 501 and slidably connected with the fixing plate 501, the top end of the moving rod 502 is fixedly connected with the bevel gear block 503, the compression spring 504 is sleeved on the moving rod 502, and the compression spring 504 is disposed between the bevel gear block 503 and the fixing plate 501.

Therefore, the bevel gear block 503 can be clamped into the clamping teeth of the gear 304 by the upward thrust of the compression spring 504 on the bevel gear block 503, the telescopic rack 4 is prevented from driving the gear 304 to rotate reversely when moving downwards, and waste materials on the conveying belt 303 are prevented from reversely moving and falling into the machine body 1.

Referring to fig. 6, a press-fitting mechanism 6 is disposed at the top of the machine body 1, the press-fitting mechanism 6 includes a servo motor 601, a first belt wheel 602, a second belt wheel 603, a belt 604, a ball screw 605 and a press rod 606, the servo motor 601 is fixedly connected to the inner wall of the machine body 1, the output end of the servo motor 601 is fixedly connected to the first belt wheel 602, the second belt wheel 603 is fixedly connected to the top end of the ball screw 605, the first belt wheel 602 is in transmission connection with the second belt wheel 603 through the belt 604, the ball screw 605 is rotatably connected to the inner wall of the machine body 1, the ball screw 605 is inserted into the press rod 606 and is in threaded connection therewith, the press rod 606 is in sliding connection with the inner wall of the machine body 1, the inner wall of the machine body 1 close to the press rod is fixedly connected to a limit rod, and the limit rod is in sliding connection with the press rod 606.

Thus, by starting the servo motor 601, the first belt wheel 602 fixedly connected with the output end of the servo motor 601 drives the second belt wheel 603 to rotate through the belt 604, so that the ball screw 605 fixedly connected with the second belt wheel 603 drives the pressure rod 606 to move up and down, thereby realizing the press fitting operation of the workpiece; the servo motor 601 drives the ball screw 605 to press the workpiece, so that the press fitting force, the stop position, the press fitting speed, the pressure maintaining time and the like can be accurately controlled in the press fitting process.

Referring to fig. 4, both sides of the conveyor belt 303 are fixedly connected with rubber barrier strips 7.

So, set up rubber blend stop 7 through the both sides at conveyer belt 303 for the waste material that produces during the pressure equipment can not drop inside organism 1 on dropping conveyer belt 303.

Referring to fig. 2, a discharge hole is formed through the back of the machine body 1 near the conveyor belt 303.

So, offer the discharge gate through the back at organism 1 for conveyer belt 303 can be with the waste material discharge outside organism 1 that the pressure equipment of organism 1 inside produced, so that collect the waste material, prevent to produce in organism 1 and pile up.

Those not described in detail in this specification are within the skill of the art.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.

Claims

1. The press machine comprises a machine body (1), wherein a placing plate (2) is arranged on the outer surface of the machine body (1), and a through hole is formed in the upper surface of the placing plate (2) in a penetrating mode; the method is characterized in that: a discharging mechanism (3) is arranged in the machine body (1) close to the lower part of the placing plate (2), and the discharging mechanism (3) is used for discharging press-fitting waste materials in the machine body (1);

the discharging mechanism (3) comprises four supporting plates (301), rollers (302), a conveyor belt (303), gears (304), a fixed pipe (305), supporting rods (306) and a telescopic rack (4), wherein the four supporting plates (301) are fixedly connected to the inner surface of the machine body (1) in a pairwise symmetry manner, the rollers (302) are rotatably connected between every two adjacent supporting plates (301), the conveyor belt (303) is sleeved on the rollers (302), the telescopic rack (4) is fixedly connected to the lower surface of the placing plate (2), the four supporting rods (306) are respectively and fixedly connected to the lower surfaces of the placing plate (2) at the four corners, the fixed pipe (305) is fixedly connected to the inner surface of the machine body (1) close to the four supporting rods (306), the supporting rods (306) are inserted in the fixed pipe (305) and are slidably connected with the fixed pipe, and a reset spring is arranged in the fixed pipe (305), the reset spring is arranged between the bottom end of the supporting rod (306) and the upper surface of the machine body (1), a gear (304) is fixedly connected to the end face of one of the rollers (302) close to the telescopic rack (4), and the gear (304) is meshed with the telescopic rack (4).

2. Press according to claim 1, characterized in that: the telescopic rack (4) comprises a supporting box (401), an oblique-tooth rack (402) and a top spring (403), the top end of the supporting box (401) is fixedly connected with the lower surface of the placing plate (2), one side, close to the gear (304), of the supporting box (401) is provided with an opening, the oblique-tooth rack (402) is slidably connected with the inner wall of the supporting box (401), the lower surface of an upper tooth block of the oblique-tooth rack (402) is provided with an inclined plane, and two ends of the top spring (403) are fixedly connected with the inner wall of the supporting box (401) and the outer surface of the oblique-tooth rack (402) respectively.

3. Press according to claim 1, characterized in that: the utility model discloses a gear fixing device, including backup pad (301), gear (304), fixed plate (501) fixed connection, fixed plate (502) fixed plate (501) fixed plate (503) and compression spring (504), the surface that backup pad (301) is close to gear (304) one side is equipped with spacing subassembly (5), spacing subassembly (5) are including fixed plate (501), carriage release lever (502), awl tooth piece (503) and compression spring (504), fixed plate (501) fixed connection is in backup pad (301) the surface that is close to gear (304) one side, carriage release lever (502) are inserted and are located in fixed plate (501) and sliding connection with it, the top fixedly connected with awl tooth piece (503) of carriage release lever (502), on compression spring (504) cover is located carriage release lever (502), compression spring (504) set up between awl tooth piece (503) and fixed plate (501).

4. Press according to claim 1, characterized in that: the top of organism (1) is equipped with pressure equipment mechanism (6), pressure equipment mechanism (6) includes servo motor (601), first band pulley (602), second band pulley (603), belt (604), ball screw (605) and depression bar (606), servo motor (601) and the inner wall fixed connection of organism (1), the output fixedly connected with first band pulley (602) of servo motor (601), second band pulley (603) and the top fixed connection of ball screw (605), be connected through belt (604) transmission between first band pulley (602) and the second band pulley (603), ball screw (605) and the inner wall of organism (1) rotate to be connected, ball screw (605) insert locate inside depression bar (606) and rather than threaded connection, depression bar (606) and the inner wall sliding connection of organism (1).

5. Press according to claim 1, characterized in that: the two sides of the conveying belt (303) are fixedly connected with rubber barrier strips (7).

6. Press according to claim 1, characterized in that: the back of the machine body (1) close to the conveyor belt (303) is provided with a discharge hole in a penetrating way.