CN211135124U - Linkage mechanism for one-time vertical cutting blanking and horizontal punching - Google Patents

Abstract

The linkage mechanism of one-time vertical cutting and blanking and horizontal punching belongs to the field of automatic machinery. The structure is composed of cutting and blanking device, punching die device and gear transmission mechanism. The structure is novel and the operating principle is clear. Compared with the linkage mechanism of horizontal punching, the linkage mechanism of the utility model can perform punching and cutting blanking work separately, and the rear end hinge of the upper die seat is engaged with the gear transmission mechanism to realize the cutting and blanking work in the vertical direction. At the same time, the space cam installed on the main shaft of the driven gear can realize the reciprocating motion of the punching hole. The utility model can complete the two independently running workflows at one time at the same time, and has the advantages of simple structure, strong versatility and greatly shortened time. The working time is shortened, and the economic benefits are obvious.

Description

One-time vertical cutting blanking and horizontal punching linkage mechanism

technical field

The utility model belongs to the field of automatic machinery and relates to a linkage device for vertical cutting and blanking and horizontal punching, in particular to a one-time linkage mechanism for vertical cutting and blanking and horizontal punching.

Background technique

At present, for the cutting and punching of the hinge, it is usually divided into two parts: cutting and punching, and the two working mechanisms work separately, which requires separate driving mechanisms in the horizontal and vertical directions. It is complex and time-consuming, so it is particularly important to design a mechanism with a simple structure, strong versatility and reduction of processing time.

Utility model content

The purpose of the utility model is to propose a one-time vertical cutting and blanking and horizontal punching linkage mechanism for the linkage mechanism of cutting, blanking and punching of traditional hinges, which cannot be carried out at the same time, and consumes man-hours. The vertical motion of the hinge is converted into the rotational motion of the gear, and the rotational motion of the gear is converted into the linear motion of the punching die device at the left and right ends for punching. The mechanism has strong flexibility and good versatility, and can be completed in one stroke at one time. The work of cutting, blanking and punching of the hinge is carried out.

The technical scheme of the utility model is: a linkage mechanism for one-time vertical cutting and blanking and horizontal punching, including a hinge to be processed installed on the hinge positioning; it is characterized in that: the linkage mechanism is composed of a cutting and blanking device, a punching The hole die device and the gear transmission mechanism are composed; the cutting and blanking device consists of a punch seat, a cutting upper die base, a blanking upper die, a cutting tool, a cutting blanking guide rod, a cutting lower die guide, a cutting lower die, and a rack. Connection structure, the cutting lower die is provided with an L-shaped groove; the punching die device is composed of a punching lower die, a punching upper die guide, a punching upper die, a punching upper die seat, a punching guide rod, a punching The hole head, the die handle and the return spring are connected and formed, and the lower punching die is provided with an L-shaped groove; the gear transmission mechanism is formed by the connection of a driving gear, a first driven gear, a second driven gear and a space cam; The hinge frame to be processed is inserted into the L-shaped groove of the lower cutting die and the lower punching die, the upper punching die is connected to one side of the upper punching die seat, and the middle punching upper die is in the middle. There is a punching head, the two punching guide rods are arranged at the upper and lower positions of the punching head, the die handle is arranged on the other side of the upper die seat of the punching hole, and the return spring is installed at the upper and lower positions of the punching head. On the die handle, the end of the die handle is in contact with the curved surface of the space cam, the driving gear meshes with the first driven gear, and the first driven gear meshes with the second driven gear , the second driven gear is connected with the end of the space cam, and the driving gear meshes with the rack at the end of the cutting upper die base.

The punch base is connected with the cutting upper die base through a nut, and the bottom end of the cutting upper die base is connected with the blanking upper die and the cutting tool, and two sides of the blanking upper die are provided to realize cutting and blanking. The accurate positioning of the cut-off blanking guide bar when

The cutting upper die base is in a right-angled triangle structure, and the right-angled side of the rear end of the cutting upper die base is connected with a rack, and the rack is meshed with the driving gear to control the up and down reciprocating motion of the punch base.

The cutting tool is arranged in front of the blanking upper die, and the length of the cutting tool is shorter than that of the blanking upper die.

The punching upper die guide is fixed with the punching lower die by a nut, and the punching upper die and the punching upper die seat are connected by a nut.

The end of the die handle is spherical.

The beneficial effects of the utility model are as follows: the one-time vertical cutting and blanking and horizontal punching linkage mechanism provided by the utility model is structurally composed of a cutting and blanking device, a punching die device and a gear transmission mechanism, with novel structure and operating principle. Compared with the existing linkage mechanism of vertical cutting and blanking and horizontal punching, the linkage mechanism of the utility model can perform punching and cutting and blanking work independently, and meshes with the gear transmission mechanism through the rear hinge of the upper die base, The cutting and blanking work in the vertical direction is realized, and the space cam installed on the main shaft of the driven gear can realize the reciprocating motion of the punching hole. The utility model can complete the two independently running work processes at one time at the same time, and the structure is simple. , the versatility is strong, the working time is greatly shortened, and the economic benefits are obvious.

Description of drawings

Fig. 1 is a schematic structural diagram of the feeding state of the utility model.

FIG. 2 is a schematic diagram of the structure of the return state of the present invention.

Figure 3 is a partial enlarged view of the cutting and blanking structure in the utility model.

FIG. 4 is a schematic diagram of the structure of the hinge in the utility model.

FIG. 5 is a schematic view of the hinge structure after cutting by the utility model.

FIG. 6 is a schematic diagram of the structure of the hinge frame after punching by the utility model.

In the figure: hinge frame to be processed 1, cutting upper die base 2, punch base 3, blanking upper die 4, cutting lower die guide 5, cutting lower die 6, punching lower die 7, punching upper die guide 8, Upper punching die 9, upper punching die base 10, die handle 11, space cam 12, driven gear 13, driven gear 14, main gear 15, rack 16, return spring 17, punching guide rod 18, punch Hole head 19 , cutting and blanking guide rod 20 , cutting tool 21 , hinge positioning 22 .

Detailed ways

Below in conjunction with accompanying drawing, the utility model is further described:

As shown in Figure 1-6, the linkage mechanism of one-time vertical cutting and blanking and horizontal punching, the linkage mechanism consists of the hinge frame 1 to be processed installed on the hinge position 22, the cutting and blanking device, the punching die device and the gear Transmission mechanism; cutting and blanking device consists of punch seat 3, cutting upper die base 2, blanking upper die 4, cutting tool 21, cutting blanking guide rod 20, cutting lower die guide 5, cutting lower die 6, rack 16 is connected to form, the cutting lower die 6 is provided with an L-shaped groove; the punching die device is composed of a punching lower die 7, a punching upper die guide 8, a punching upper die 9, a punching upper die seat 10, and a punching guide rod 18. The punching head 19, the die handle 11, and the return spring 17 are connected together, and the lower punching die 7 is provided with an L-shaped groove; the gear transmission mechanism consists of a driving gear 15, a first driven gear 14, and a second driven gear 13 2. The space cam 12 is connected and formed; the hinge frame 1 to be processed is inserted in the L-shaped groove of the cutting lower die and the punching lower die, the punching upper die 9 is connected with one side of the punching upper die base 10, and the punching upper die A punching head 19 is arranged in the middle of the die 9, two punching guide rods 18 are arranged at the upper and lower positions of the punching head 19, a die handle 11 is arranged on the other side of the upper die base 10 for punching, and a return spring 17 is installed on the die handle 11, the end of the die handle 11 is in contact with the curved surface of the space cam 12, the driving gear 15 meshes with the first driven gear 14, the first driven gear 14 meshes with the second driven gear 13, and the second driven gear 13 is connected with the end of the space cam 12 , and the driving gear 15 is engaged with the rack 16 at the end of the cutting upper die base 2 .

As shown in Figure 1-6, the linkage mechanism of one-time vertical cutting blanking and horizontal punching, the punch base 3 is connected with the cutting upper die base 2 through a nut, and the bottom end of the cutting upper die base 2 is connected to the blanking upper die 4 is connected with the cutting tool 21, and two cutting and blanking guide rods 20 are provided on both sides of the upper blanking die 4 to realize accurate positioning during cutting and blanking; The right-angled side of the rear end of the die base 2 is connected with the rack 16, and the rack 16 meshes with the driving gear 15 to control the up and down reciprocating motion of the punch base 3; the cutting tool 21 is arranged in front of the blanking upper die 4, and the length of the cutting tool 21 is The length of the upper blanking die 4 is shorter; the punching upper die guide 8 is fixed with the punching lower die 7 by a nut, the punching upper die 9 and the punching upper die seat 10 are connected by a nut; the end of the die handle 11 is spherical .

As shown in Figure 1-6, the working principle of the linkage mechanism of one-time vertical cutting and blanking and horizontal punching is as follows: when the hinge 1 is placed between the horizontal punching die device and the cutting and blanking device, the punch seat 3. When not being punched by the outside world, the cutting and blanking device and the punching die device are in their initial positions. As shown in Figure 1, the curved end of the die handle 11 is located on the concave side of the space cam 12. By applying pressure to the punch seat 3, it drives the The cutting upper die base 2, the blanking upper die 4, the rack 16 and the cutting tool 21 move downward at the same time. At this time, the blanking upper die 4 blanks the hinge frame 1. The schematic diagram of the hinge frame after blanking is shown in Figure 4 As indicated by the four points a, b, c, and d in the middle, when the vertical cutting and blanking mechanism falls, the driving gears 15 on both sides meshing with the rack 16 rotate counterclockwise, and drive the driven gears 14 and 14 on both sides. Driven by the driven gear 13, the space cam 12 installed on the main shaft of the driven gear 13 rotates counterclockwise. At this time, the spherical end of the die handle 11 moves to the convex end of the space cam 12, and the convex end of the space cam 12 acts as a force Push the die handle 11, the upper punching die base 10 and the upper punching die 9 forward for a certain distance, but no punching work is performed, continue to apply pressure to the punch base 3, and the cutting tool 21 enters the cutting lower die guide 5 , cut off the hinge 1, the hinge structure after cutting, as shown in the four points e, f, g, h in Figure 5, continue to apply pressure, the punching die punches the hinge 1, and the right side punches The hole die device completes the punching work at 1 and 3, and the left punching die completes the punching work at 2 and 4. The hinge after punching is shown in Figure 6, with two holes on both sides of the hinge .

When the punch seat is pulled upward, the entire cutting and blanking device moves upward, and the driving gear 15 meshing with the rack 16 rotates clockwise, and drives the other two driven gears 13 and 14 to drive at the same time. At this time, the die handle 11 Leaving the convex end of the space cam 12, the reset spring 17 installed on the die handle 11 resets the punching die device, the die handle 11 returns to the concave side of the space cam 12, and the hinge 1 continues to be inserted into the linkage mechanism, and so on. to be processed.

Claims (6)

1. The linkage mechanism of one-time vertical cutting and blanking and horizontal punching, including the hinge frame (1) to be processed installed on the hinge frame positioning (22); it is characterized in that: the linkage mechanism is composed of a cutting and blanking device, a punching The hole die device and the gear transmission mechanism are composed; the cutting and blanking device consists of a punch seat (3), a cutting upper die seat (2), a blanking upper die (4), a cutting tool (21), and a cutting and blanking guide rod. (20), the cutting lower die guide (5), the cutting lower die (6), and the rack (16) are connected to form, the cutting lower die (6) is provided with an L-shaped groove; the punching die device is composed of punching Hole lower die (7), punching upper die guide (8), punching upper die (9), punching upper die holder (10), punching guide rod (18), punching head (19), die handle (11) The return spring (17) is connected to form an L-shaped groove in the lower punching die (7); the gear transmission mechanism is composed of a driving gear (15), a first driven gear (14), a first driven gear (14), a The two driven gears (13) and the space cam (12) are connected to form; the hinge frame (1) to be processed is inserted into the L-shaped groove of the lower cutting die and the lower punching die, and the upper punching die (9) is connected to one side of the upper punching die base (10), the upper punching die (9) is provided with a punching head (19) in the middle, and the two punching guide rods (18) are arranged on The upper and lower positions of the punching head (19), the die handle (11) is arranged on the other side of the upper die seat (10) for punching, and the return spring (17) is installed on the die handle (10). 11), the end of the die handle (11) is in contact with the curved surface of the space cam (12), the driving gear (15) meshes with the first driven gear (14), the first driven gear The gear (14) meshes with the second driven gear (13), the second driven gear (13) is connected with the end of the space cam (12), and the driving gear (15) is connected with the The racks (16) at the end of the cutting upper die base (2) are engaged with each other. 2. The linkage mechanism of one-time vertical cutting blanking and horizontal punching according to claim 1, characterized in that: the punch seat (3) is connected with the cutting upper die seat (2) through a nut, and the cutting upper die seat (2) is connected. The bottom end of the die base (2) is connected with the upper blanking die (4) and the cutting tool (21), and two sides of the upper blanking die (4) are provided with two parts for accurate positioning during cutting and blanking. Cut off the blanking guide rod (20). 3. The linkage mechanism of one-time vertical cutting blanking and horizontal punching according to claim 1, characterized in that: the cutting upper die base (2) is in a right-angled triangle structure, and the rear end of the cutting upper die base (2) The right-angled side is connected with the rack (16), and the rack (16) meshes with the driving gear (15) to control the up-and-down reciprocating motion of the punch seat (3). 4. The linkage mechanism of one-time vertical cutting blanking and horizontal punching according to claim 1, characterized in that: the cutting tool (21) is arranged in front of the blanking upper die (4), and the cutting tool (21) ) length is shorter than the length of the blanking die (4). 5. The linkage mechanism of one-time vertical cutting and blanking and horizontal punching according to claim 1, characterized in that: the punching upper die guide (8) is fixed to the punching lower die (7) by a nut, and the punching die guide (8) is fixed to the punching lower die (7). The hole upper die (9) is connected with the punching upper die holder (10) through a nut. 6 . The linkage mechanism for one-time vertical cutting and blanking and horizontal punching according to claim 1 , wherein the end of the die handle ( 11 ) is spherical. 7 .

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