CN114367573A - Multi-station punching machine - Google Patents

Abstract

The invention relates to the technical field of punching machines, in particular to a multi-station punching machine, comprising a body, an upper surface of the body is fixedly connected with a mounting frame, the front of the mounting frame is fixedly connected with a punching head, and the front of the punching head is fixedly connected with a A connecting rod, and a telescopic mechanism is fixedly connected to the front of the connecting rod, a mounting plate is fixedly connected to the bottom end of the telescopic mechanism, and a conveying mechanism is slidably connected to the lower surface of the mounting plate. It can drive the telescopic mechanism to move. By setting the telescopic mechanism and the fixed plate, the conveying mechanism can be displaced in the vertical direction and then in the horizontal direction. By setting the conveying mechanism, the workpiece can be moved to the next station. By setting the supporting mechanism , the height of the conveying mechanism can be adjusted, and the length of the horizontal displacement can be adjusted at the same time, so that the multi-station punching machine has the effect of forming multiple processes at one time.

Description

A multi-station punching machine

technical field

The invention relates to the technical field of punching machines, in particular to a multi-station punching machine.

Background technique

The stamping press drives the flywheel through the motor, and drives the crank connecting rod mechanism through the clutch and transmission gear to move the slider up and down, and drives the drawing die to form the steel plate. The so-called double action means that the press has two sliders, which are divided into inner and outer parts. The slider and the outer slider, the inner slider drives the punch or die of the mold, and the outer slider drives the blank holder on the die. When stretching, the blank holder first moves to press the edge of the steel plate, and the inner slider moves again. stretch.

In production, a workpiece needs multiple stamping processes, and the existing stamping machine is to perform one process first, and then manually replace the new abrasive tool to perform the next process, resulting in low production efficiency and high labor costs. Therefore, those skilled in the art provide a multi-station punching machine to solve the problems raised in the above background art.

SUMMARY OF THE INVENTION

The purpose of the present invention is to provide a multi-station punching machine to solve the problems of low production efficiency and high labor cost in the above-mentioned background technology.

To achieve the above object, the present invention provides the following technical solutions:

A multi-station punching machine includes a body, a mounting frame is fixedly connected to the upper surface of the body, a punching head is fixedly connected to the front of the mounting frame, a connecting rod is fixedly connected to the front of the punching head, and The front surface of the connecting rod is fixedly connected with a telescopic mechanism, the bottom end of the telescopic mechanism is fixedly connected with a mounting plate, the lower surface of the mounting plate is slidably connected with a conveying mechanism, and the upper surface of the fuselage is fixedly connected with a supporting mechanism, so The surface of the support mechanism is fixedly connected with a fixing plate, the upper surface of the fuselage is fixedly connected with a bottom mold, and the upper surface of the bottom mold is provided with a workpiece.

As a further solution of the present invention: a base is fixedly connected to the lower surface of the fuselage, the number of the bases is four, and the four bases are arranged in a rectangular array at the four corners of the lower surface of the fuselage. Keep the press steady when it works.

As a further solution of the present invention: the telescopic mechanism includes a guide cylinder that is fixedly connected to the front of the connecting rod, the inner wall of the guide cylinder is slidably connected with a telescopic rod, the top of the telescopic rod is fixedly connected with a guide block, and the telescopic rod is fixedly connected with a guide block. The surface of the rod is sleeved with a spring, the top end of the spring is fixedly connected with the lower surface of the guide block, and the bottom end of the spring is fixedly connected with the inner bottom wall of the guide cylinder. By setting the guide cylinder and the guide block, the telescopic rod can be prevented from being stretched. By moving the offset, by setting the spring, the telescopic rod can be automatically reset.

As a further solution of the present invention: the conveying mechanism includes a support rod that is fixedly connected with the surface of the fuselage, the upper end of the support rod is U-shaped, the two ends of the U-shaped support rod are rotatably connected with pin shafts, and the pin shafts are provided with synchronization Pulley, the surface of the synchronous pulley is meshed with a synchronous belt, and there are protective covers on both sides of the synchronous belt. The position of the synchronous belt is fixed by setting the support rod and the pin, and the protective cover can prevent dust and impurities from being mixed in during stamping. Wear in the timing belt.

As a further solution of the present invention: grooves are formed on both sides of the mounting plate, and the inner wall of the groove is rotatably connected with a gear, and the gear is rotatably connected to the ratchet disc inside the timing belt through a rotating shaft, and the outer side of the ratchet disc is rotatably connected. It is provided with teeth and meshes with the timing belt. By setting the rack, it can drive the gear to rotate, so that the gear drives the ratchet disc inside the timing belt to rotate. By setting the ratchet disc, the timing belt can only move in one direction. , the synchronous belt will stop moving to prevent the workpiece from being reset with the synchronous belt.

As a further solution of the present invention: the support mechanism includes an outer cylinder fixedly connected to the upper surface of the fuselage, the inner wall of the outer cylinder is slidably connected with an inner rod, the side surface of the outer cylinder is provided with threaded holes, and the threaded holes A knob screw rod is threadedly connected to the inner wall of the screw rod. By setting the inner rod, the height of the fixing plate can be adjusted, and by setting the knob screw rod, the outer cylinder and the inner rod can be positioned.

As a further solution of the present invention, the fixing plate is U-shaped, and the inner width of the fixing plate is larger than the diameter of the guide cylinder. By setting the fixing plate larger than the diameter of the guide cylinder, the guide cylinder can smoothly pass through the fixing plate.

As a further solution of the present invention, a baffle is fixedly connected to the surface of the telescopic rod, and the width of the baffle is larger than the inner width of the fixed plate. Block the telescopic rod from moving.

Compared with the prior art, the beneficial effects of the present invention are:

1. In the present invention, by setting the punching head, the workpiece can be punched, and at the same time, the telescopic mechanism can be driven to move. The mechanism can move the workpiece to the next station. By setting the support mechanism, the height of the conveying mechanism can be adjusted, and the length of the horizontal displacement can be adjusted at the same time, so that the multi-station punching machine has the effect of forming multiple processes at one time.

2. In the present invention, by setting the base, the punching machine can be kept stable during operation; by setting the guide cylinder and the guide block, the movement and deviation of the telescopic rod can be prevented; by setting the spring, the telescopic rod can be automatically reset; by setting the rack , can drive the gear to rotate, so that the gear drives the ratchet disc inside the synchronous belt to rotate. By setting the ratchet disc, the synchronous belt can only move in one direction. When the stamping head descends, the synchronous belt will stop moving to prevent the workpiece from being reset with the synchronous belt. .

3. In the present invention, by setting the inner rod, the height of the fixing plate can be adjusted; by setting the knob screw, the outer cylinder and the inner rod can be positioned; by setting the fixing plate larger than the diameter of the guide cylinder, the guide cylinder can be smoothly Passing through the fixed plate; by setting a baffle plate larger than the inner width of the fixed plate, the movement of the telescopic rod can be blocked at the position of the fixed plate.

Description of drawings

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

Figure 2 is a schematic front view of the structure of the support mechanism in the present invention;

Fig. 3 is the enlarged schematic diagram of the structure at place A in Fig. 2 in the present invention;

FIG. 4 is a schematic sectional view of the structure of the telescopic mechanism in the present invention;

FIG. 5 is a structural diagram of the ratchet disc in the present invention.

In the figure: 1. Body; 2. Mounting frame; 3. Stamping head; 4. Telescopic mechanism; 401, Guide cylinder; 402, Telescopic rod; 403, Guide block; 404, Spring; Mechanism; 602, ratchet disc; 603, gear; 604, rack; 605, timing belt; 7, support mechanism; 701, outer cylinder; 702, inner rod; 703, knob screw; 8, fixed plate; 9, bottom mold; 10, base; 11, baffle; 12, support rod.

Detailed ways

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present invention. Obviously, the described embodiments are only a part of the embodiments of the present invention, but not all of the embodiments. Based on the embodiments of the present invention, all other embodiments obtained by those of ordinary skill in the art without creative efforts shall fall within the protection scope of the present invention.

Referring to FIGS. 1 to 5 , in an embodiment of the present invention, a multi-station punching machine includes a body 1 , a mounting frame 2 is fixedly connected to the upper surface of the body 1 , and a punching head 3 is fixedly connected to the front of the mounting frame 2 , the front of the punching head 3 is fixedly connected with a connecting rod, and the front of the connecting rod is fixedly connected with a telescopic mechanism 4, the bottom end of the telescopic mechanism 4 is fixedly connected with a mounting plate 5, and the lower surface of the mounting plate 5 is slidably connected with a conveying mechanism 6, The upper surface of the fuselage 1 is fixedly connected with a support mechanism 7, the surface of the support mechanism 7 is fixedly connected with a fixing plate 8, the upper surface of the fuselage 1 is fixedly connected with a bottom mold 9, and the upper surface of the bottom mold 9 is provided with a workpiece. The punching head 3 can punch the workpiece and at the same time can drive the telescopic mechanism 4 to move. By setting the telescopic mechanism 4 and the fixing plate 8, the conveying mechanism 6 can be displaced in the vertical direction and then in the horizontal direction. By setting the conveying mechanism 6, The workpiece can be moved to the next station. By setting the support mechanism 7, the height of the conveying mechanism 6 can be adjusted, and the length of the horizontal displacement can be adjusted at the same time, so that the multi-station punching machine has the effect of forming multiple processes at one time.

The base 10 is fixedly connected to the lower surface of the fuselage 1, the number of bases 10 is four, and the four bases 10 are arranged in a rectangular array at the four corners of the lower surface of the fuselage 1. Keep stable; the telescopic mechanism 4 includes a guide cylinder 401 fixedly connected with the front of the connecting rod, the inner wall of the guide cylinder 401 is slidably connected with a telescopic rod 402, the top of the telescopic rod 402 is fixedly connected with a guide block 403, and the surface of the telescopic rod 402 is sleeved with Spring 404, the top of the spring 404 is fixedly connected with the lower surface of the guide block 403, and the bottom end of the spring 404 is fixedly connected with the inner bottom wall of the guide cylinder 401. By setting the guide cylinder 401 and the guide block 403, the telescopic rod 402 can be prevented from moving out of alignment. By setting the spring 404, the telescopic rod 402 can be automatically reset; the conveying mechanism includes a support rod 12 fixedly connected to the surface of the fuselage, the upper end of the support rod 12 is U-shaped, and the two ends of the U-shaped support rod 12 are rotated and connected with pin shafts, The pin shaft is provided with a synchronous pulley, the surface of the synchronous pulley is engaged with a synchronous belt 605, and a protective cover is provided on both sides of the synchronous belt 605. Prevent dust and impurities from being mixed into the timing belt 605 during stamping and cause wear; grooves are provided on both sides of the mounting plate 5, and the inner wall of the groove is rotatably connected with a gear 603, and the gear 603 passes through the rotating shaft and the ratchet disc 602 inside the timing belt 605 Rotationally connected, the ratchet disc 602 is provided with teeth on the outside and meshes with the timing belt 605. By setting the rack 604, the gear 603 can be driven to rotate, so that the gear 603 drives the ratchet disc 602 inside the timing belt 605 to rotate. By setting the ratchet disc 602 The synchronous belt 605 can only move in one direction. When the punching head 3 descends, the synchronous belt 605 will stop moving to prevent the workpiece from being reset together with the synchronous belt 605 .

The support mechanism 7 includes an outer cylinder 701 fixedly connected to the upper surface of the fuselage 1, the inner wall of the outer cylinder 701 is slidably connected with an inner rod 702, the side of the outer cylinder 701 is provided with a threaded hole, and the inner wall of the threaded hole is threadedly connected with a knob The screw 703 can adjust the height of the fixing plate 8 by setting the inner rod 702, and can position the outer cylinder 701 and the inner rod 702 by setting the knob screw 703; the fixing plate 8 is U-shaped, and the The inner width is larger than the diameter of the guide cylinder 401. By setting the fixing plate 8 larger than the diameter of the guide cylinder 401, the guide cylinder 401 can smoothly pass through the fixing plate 8; If the inner width of the fixing plate 8 is larger than the inner width of the fixing plate 8 , the movement of the telescopic rod 402 can be blocked at the position of the fixing plate 8 by arranging the baffle plate 11 larger than the inner width of the fixing plate 8 .

The working principle of the present invention is as follows: when the multi-station punching machine is in use, loosen the knob screw 703, adjust the length of the inner rod 702, and then adjust the moving distance of the synchronous belt 605. In the initial state, the synchronous belt 605 is located at the position of the workpiece. Right below, when the punching head 3 rises, it drives the telescopic mechanism 4 to move up, the telescopic mechanism 4 drives the mounting plate 5, the mounting plate 5 drives the synchronous belt 605, and the synchronous belt 605 drives the workpiece to move up. At the position of plate 8, the baffle 11 is used to stop the upward movement of the telescopic rod 402, while the guide cylinder 401 continues to move upward, the guide cylinder 401 drives the rack 604 to move upward, the rack 604 drives the gear 603 to rotate, and the gear 603 drives the synchronous belt 605 The ratchet disc 602 inside rotates, and the ratchet disc 602 makes the synchronous belt 605 move in only one direction, thereby driving the synchronous belt 605 to move horizontally to the position of the second station, and then the punching head 3 descends, causing the telescopic mechanism 4 to go down as a whole. The workpiece is placed on the bottom mold 9, and then the baffle 11 and the lower fixed plate 8 are used to stop the downward movement of the telescopic rod 402, the downward movement of the guide cylinder 401 drives the synchronous belt 605 to reset, and the ratchet disc 602 is set to make the workpiece It will not reset with the timing belt 605, so that the multi-station punching machine has the effect of forming at one time in multiple processes.

The above description is only a preferred embodiment of the present invention, but the protection scope of the present invention is not limited to this. The equivalent replacement or change of the inventive concept thereof shall be included within the protection scope of the present invention.

Claims (9)

1. The utility model provides a multistation punching machine, includes fuselage (1), its characterized in that: the utility model discloses a press fitting machine, including fuselage (1), fixed surface is connected with mounting bracket (2), the positive fixedly connected with punching press head (3) of mounting bracket (2), the positive fixedly connected with connecting rod of punching press head (3), and the positive fixedly connected with telescopic machanism (4) of connecting rod, the bottom fixedly connected with mounting panel (5) of telescopic machanism (4), the lower surface sliding connection of mounting panel (5) has conveying mechanism (6), the last fixed surface of fuselage (1) is connected with supporting mechanism (7), the fixed surface of supporting mechanism (7) is connected with fixed plate (8), the last fixed surface of fuselage (1) is connected with die block (9), the upper surface of die block (9) is provided with the work piece.

2. The multi-station stamping press according to claim 1, wherein: the lower fixed surface of fuselage (1) is connected with base (10), the quantity of base (10) is four, four base (10) are the four corners of rectangle array setting at fuselage (1) lower surface.

3. The multi-station stamping press according to claim 1, wherein: telescopic machanism (4) include with connecting rod front fixed connection's guide cylinder (401), the inner wall sliding connection of guide cylinder (401) has telescopic link (402), the top fixedly connected with guide block (403) of telescopic link (402), the surface cover of telescopic link (402) is equipped with spring (404), the top of spring (404) and the lower fixed surface connection of guide block (403), the bottom of spring (404) and the interior diapire fixed connection of guide cylinder (401).

4. A multi-station stamping press according to claim 3, wherein: conveying mechanism (6) include with fuselage (1) fixed surface be connected bracing piece (12), bracing piece (12) upper end is the U-shaped, and U-shaped bracing piece (12) both ends are rotated and are connected with the round pin axle, sell epaxial synchronous pulley that is equipped with, and the meshing of synchronous pulley surface has hold-in range (605), hold-in range (605) both sides are equipped with the protection casing.

5. The multi-station stamping press according to claim 1, wherein: the two side faces of the mounting plate (5) are provided with grooves, the inner walls of the grooves are rotatably connected with gears (603), the gears (603) are rotatably connected with ratchet wheels (602) inside synchronous belts (605) through rotating shafts, and teeth are arranged on the outer sides of the ratchet wheels (602) and meshed with the synchronous belts (605).

6. A multi-station stamping press according to claim 3, wherein: the conveying mechanism (6) further comprises a second rack (604) fixedly connected with the lower surface of the guide cylinder (401), and the second rack (604) is meshed with the gear (603).

7. The multi-station stamping press according to claim 1, wherein: the supporting mechanism (7) comprises an outer barrel (701) fixedly connected with the upper surface of the machine body (1), an inner rod (702) is connected to the inner wall of the outer barrel (701) in a sliding mode, a threaded hole is formed in the side face of the outer barrel (701), and a knob screw rod (703) is connected to the inner wall of the threaded hole in a threaded mode.

8. The multi-station stamping press according to claim 1, wherein: the fixing plate (8) is U-shaped, and the inner width of the fixing plate (8) is larger than the diameter of the guide cylinder (401).

9. A multi-station stamping press according to claim 3, wherein: the surface of the telescopic rod (402) is fixedly connected with a baffle (11), and the width of the baffle (11) is larger than the inner width of the fixing plate (8).

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