CN108031740A - A kind of molding machine of slide stopper projection - Google Patents

Abstract

The invention relates to a forming device for a slide rail blocking protrusion. The forming device is used to form the blocking protrusions at the bottoms on both sides of the slide rail. The positioning mold core of the slide rail, the side punch located on both sides of the bottom of the positioning mold core for side punching the slide rail on the positioning mold core and forming a blocking protrusion, and the power mechanism for the side punch side punch , The power conversion mechanism arranged on the support frame and located on both sides of the support frame for receiving the driving force of the power mechanism and converting the driving force into the side impulse force of the lateral movement of the side punches on both sides, the power conversion mechanism on both sides The mechanism includes transmission parts fixedly connected to the side punches on both sides; the forming device of the slide rail blocking protrusion of the present invention has a reasonable and compact structure design, and the power conversion effect is excellent. During production, only the slide rail needs to be positioned at On the positioning mold core, the resistance plate can be squeezed downwards for resistance. The steps are simple and the production efficiency is high.

Description

A forming device for sliding rail blocking projections

technical field

The invention relates to a forming device for a slide rail blocking protrusion.

Background technique

At present, the slide rail assembly on the car seat is one of the key components that enable the car seat to slide back and forth. With the improvement of people's living standards, the requirements are getting higher and higher, and the slide rail assembly of the car is constantly being updated. As shown in Figure 1 and Figure 2, an existing slide rail assembly includes a male rail and a female rail that are relatively cooperating and sliding. In order to prevent the male rail from sliding out of the fixed range when sliding, it is necessary to set a blocking protrusion on the female rail For the male rail, however, due to the structural limitations of the female rail, it is difficult for the mechanical bending mechanism to enter the interior of the female rail to form the blocking protrusion. It is an urgent problem to be solved to develop a forming device that can simply and conveniently form the blocking protrusion.

Contents of the invention

The technical problem to be solved by the present invention is to overcome the deficiencies of the prior art and provide a forming device for the blocking projection of the slide rail.

In order to solve the problems of the technologies described above, the technical scheme that the present invention takes is as follows:

A forming device for blocking protrusions of a slide rail, the forming device is used to form the blocking protrusions at the bottom of both sides of the slide rail, the forming device includes a support frame, and a slide rail set on the support frame for placing and positioning the slide rail to be flushed The positioning die core, the side punch located on both sides of the bottom of the positioning die core for side punching the slide rail on the positioning die core and forming a blocking protrusion, the power mechanism for providing power for the side punch and side punching, is located at The power conversion mechanism on the support frame and located on both sides of the support frame is used to receive the driving force of the power mechanism and convert the driving force into the side impulse force of the lateral movement of the side punches on both sides. The power conversion mechanisms on both sides include the same The side punches on both sides are fixedly connected to the transmission parts; the side punches have a side punching direction of the side punching direction and a reset direction opposite to the side punching direction;

When the power conversion mechanism receives the driving force of the power conversion mechanism, the transmission part of the power conversion mechanism drives the side punch to slide along the side punching direction and stamp the slide rail. When the power conversion mechanism releases the force applied to the power conversion mechanism, the transmission of the power conversion mechanism The part can drive the side punch to slide and reset along the reset direction.

Preferably, the power conversion mechanism includes a sliding block arranged on the support frame that slides in the up and down direction and a fixed block fixedly connected to the support frame, the fixed block is provided with a guide groove extending along the direction of the side impact, and the transmission member has a The first matching part is slidably provided in the guide groove. When the sliding block slides downward in the vertical direction, the sliding block forces the first matching part of the transmission part to slide along the sliding groove, and then drives the side punch to slide in the side punching direction and punch the slide rail.

Preferably, a transmission groove is formed on the side of the sliding block close to the transmission part, and the transmission part has a second matching part that can be slidably arranged along the transmission groove. The transmission groove slides, and the transmission groove forces the first matching part to slide along the sliding groove through the second matching part, and then drives the side punch to slide along the side punching direction and stamp the slide rail.

Preferably, the included angle between the extending direction of the guide groove and the extending direction of the transmission groove is 40°-50°.

Preferably, the side punch is fixedly connected to the upper end of the first matching part and integrally arranged with the first matching part.

Preferably, the power conversion mechanism also includes a connecting rod for transmission connection of the power mechanism and the sliding block, one end of the connecting rod is fixedly connected to the sliding block, and the other end is dynamically connected to the power mechanism, when the power mechanism drives the connecting rod and then drives When the sliding block slides downward, the power mechanism conflicts with the other end of the connecting rod, and when the power mechanism separates from the other end of the connecting rod, the transmission part of the power conversion mechanism can drive the side punch to slide and reset along the reset direction.

Preferably, the forming device further includes a reset device for forcing the transmission member to drive the side punch to slide and reset along the reset direction.

Preferably, the upper end of the connecting rod is fixedly connected with an end sleeve, and the reset device is an elastic member sleeved on the outer circumference of the connecting rod on both sides, one end of the elastic member is in contact with the lower end of the end sleeve, and the other end is in contact with the support frame , when the power mechanism releases the force exerted on the connecting rod, the elastic member bounces the connecting rod and drives the sliding block to slide upwards, and then drives the side punch to slide and reset in the reset direction through the transmission member.

Preferably, the power mechanism includes a conflicting plate for conflicting with the connecting rod to transmit power, and a driving device connected with the conflicting plate.

Preferably, a connecting block is fixedly connected between the fixing blocks on both sides, and the fixing blocks on both sides are integrated with the connecting block.

Due to the implementation of the above technical solutions, the present invention has the following advantages compared with the prior art:

In the forming device of the sliding rail blocking protrusion of the present invention, when the sliding block of the power conversion mechanism is pressed down, the transmission groove on the sliding block drives the transmission part to slide along the guide groove on the fixed block and side-stroke the sliding rail, through the sliding block, The linkage between the fixed block and the transmission part makes the original vertical power be converted into the side impact force of the side punch. Its structure design is reasonable and compact, and the power conversion effect is excellent. During production, It is only necessary to position the slide rail on the positioning mold core, and press the collision plate downwards for collision. The steps are simple and the production efficiency is high.

Description of drawings

Fig. 1 is the three-dimensional structure schematic diagram of slide rail of the present invention;

Fig. 2 is the side view structural representation of slide rail of the present invention;

Fig. 3 is the three-dimensional structure schematic diagram of forming device of the present invention;

Fig. 4 is a three-dimensional structural schematic diagram of the power conversion mechanism of the present invention (the fixed block is omitted);

Fig. 5 is a three-dimensional structural schematic view of the mating state of the fixed block and the transmission part of the present invention;

Fig. 6 is a three-dimensional structural schematic diagram of the transmission part of the present invention (including the side punch);

Among them: 1. Slide rail; 10. Blocking protrusion; 21. Interference plate; 22. Connecting rod; 23. End sleeve; 24. Elastic member; 25. Support frame; 26. Fixed block; Connecting block; 27, positioning mold core; 28, sliding block; 280, transmission groove; 29, transmission part; 290, side punch; 291, first matching part; 292, second matching part; 30, mounting plate.

Detailed ways

The present invention will be described in further detail below in conjunction with the accompanying drawings and specific embodiments.

As shown in Fig. 1, Fig. 2 and Fig. 3, a forming device for blocking projections of a slide rail, the forming device is used to form the blocking projections 10 at the bottom of both sides of the slide rail, the forming device includes a support frame 25, located on The positioning mold core 27 on the support frame 25 is used to place and position the slide rail 1 to be punched, and the positioning mold core 27 located on both sides of the bottom of the positioning mold core 27 is used to side punch the slide rail 1 on the positioning mold core 27 and form a blocking protrusion. The side punch 290 of 10, the power mechanism that provides power for the side punch 290 side punch, the driving force that is located on the support frame 25 and is positioned at both sides of the support frame 25 is used to receive the driving force of the power mechanism and converts the driving force into The side punch 290 on both sides is a power conversion mechanism of the side impact force, and the power conversion mechanism on both sides includes a transmission member 29 fixedly connected to the side punch 290 on both sides (in this example, the transmission member 29 and the side punch The head 290 is integrally provided); the side punch 290 has a side punching direction in which the positioning core 27 slides side punching obliquely from the outside of the positioning core 27 to the downward direction and a reset direction opposite to the side punching direction;

As shown in Fig. 4, Fig. 5 and Fig. 6, specifically, the power conversion mechanism includes a sliding block 28 arranged on the support frame 25 that slides in the up and down direction and a fixed block 26 fixedly connected to the support frame 25 (in this example , a connection block 261 is fixedly connected between the two fixed blocks 26 of the power conversion mechanism on both sides, and the two fixed blocks 26 and the connection block 261 are integrally set); further, the fixed block 26 is provided with a side punch The guide groove 260 is extended in the direction, and the side of the sliding block 28 close to the transmission part 29 is formed with a transmission groove 280 (in this example, the angle between the extension direction of the guide groove 260 and the extension direction of the transmission groove 280 is 45°); The transmission member 29 has a first matching portion 291 capable of sliding along the guide groove 260 and a second matching portion 292 capable of sliding along the transmission groove 280 ,

Further, the power conversion mechanism also includes a connecting rod 22 for drivingly connecting the power mechanism with the sliding block 28, one end of the connecting rod 22 is fixedly connected with the sliding block 28, and the corresponding other end (ie, the upper end, and the connecting rod 22 The upper end is fixedly connected with an end sleeve 23) and is dynamically connected with the power mechanism. When the power mechanism drives the connecting rod 22 and then drives the sliding block 28 to slide downward, the power mechanism conflicts with the other end of the connecting rod 22. When the power mechanism and the connecting rod The other end of 22 is separated, and the transmission part 29 of the power conversion mechanism can drive the side punch 290 to slide and reset along the reset direction; in addition, the forming device also includes a reset mechanism for forcing the transmission part 29 to drive the side punch 290 to slide and reset along the reset direction. device. The resetting device is an elastic member 24 sleeved on the outer circumference of the connecting rod 22 on both sides. When a force is applied, the elastic member 24 bounces the connecting rod 22 and drives the sliding block 28 to slide upwards, and then drives the side punch 290 to slide and reset along the reset direction through the transmission member 29 .

In addition, the power mechanism in this example includes a collision plate 21 for conflicting with the connecting rod 22 to transmit power, and a driving device connected to the collision board 21. The driving device can drive the collision board 21 to move downward from top to bottom. device, the specific implementation method can be to install the conflict plate 21 on a machine that can drive it to move, for example, the conflict plate 21 can be installed on the upper punch of a special punch press (not shown in the figure), and the support frame 25 and its power conversion mechanism and positioning core 27 are installed on the workbench of the special punch (in this example, the support frame 25 is installed on the special punch through the mounting plate 30), that is, the collision plate (21) reduces the punching force of the punch It is transmitted to the power conversion mechanism, thereby converting the longitudinal punching force into the lateral side punching force of the side punch 290;

The working conditions of the forming device of the slide rail blocking protrusion of the present invention are as follows:

First, place the slide rail to be punched on the positioning core 27 and adjust the punching machine. The punching head of the punching machine drives the collision plate 21 to move downward, and the collision plate 21 moves closer to the connecting rod 22 and continues to press the connecting rod 22 downward. , the connecting rod 22 drives the sliding block 28 to slide downward, and the transmission groove 280 on the sliding block 28 slides downward, so that the second fitting part 292 of the transmission member 29 slides relative to the transmission groove 280, and forces the first part of the transmission member 29 to slide. The matching part 291 slides along the guide groove 260 , and then the side punch 290 slides along the side punching direction and punches the slide rail 1 , so as to form the blocking protrusion 10 by side punching. After the blocking protrusion 10 is formed, the upper punch of the punch press drives the collision plate 21 to move upward until the collision plate 21 is out of contact with the connecting rod 22. The compressed state expands, driving the connecting rod 22 to move upward, making the sliding block 28 slide upward, and finally making the side punch 290 slide and reset along the reset direction.

To sum up, in the forming device of the sliding rail blocking protrusion of the present invention, when the sliding block of the power conversion mechanism is pressed down, the transmission groove on the sliding block drives the transmission part to slide along the guide groove on the fixed block and side-stroke the sliding rail. , through the linkage and cooperation between the sliding block, the fixed block and the transmission part, the original vertical power is converted into the side impact force of the side punch. Its structure design is reasonable and compact, and the power conversion effect is extremely good. Well, during production, it is only necessary to position the slide rail on the positioning core, and press the collision plate downward to collide with it. The steps are simple and the production efficiency is high.

The present invention has been described in detail above, and its purpose is to allow those familiar with this field to understand the content of the present invention and implement it, and can not limit the scope of protection of the present invention. Effect changes or modifications should be covered within the protection scope of the present invention.

Claims (10)

1. A forming device for blocking projections of a slide rail, the forming device is used to form the blocking projections at the bottom of both sides of the slide rail, it is characterized in that: the forming device includes a support frame, which is arranged on the The positioning mold cores on the support frame are used to place and position the slide rails to be punched, and the positioning mold cores located on both sides of the bottom of the positioning mold cores are used to side punch the slide rails on the positioning mold cores and form the The side punch that blocks the protrusion, the power mechanism that provides power for the side punch to side punch, and the power mechanism that is arranged on the support frame and located on both sides of the support frame are used to receive the driving force of the power mechanism and a power conversion mechanism that converts the driving force into a side impact force for lateral movement of the side punches on both sides, and the power conversion mechanisms on both sides include a transmission member that is fixedly connected to the side punches on both sides; The side punch has a side punching direction that slides obliquely from the outer side of the positioning core to the positioning core and a reset direction that is opposite to the side punching direction; When the power conversion mechanism receives the driving force of the power mechanism, the transmission part of the power conversion mechanism drives the side punch to slide along the direction of the side punch and punches the slide rail, when the power mechanism is released When a force is applied to the power conversion mechanism, the transmission member of the power conversion mechanism can drive the side punch to slide and reset along the reset direction. 2. The forming device of the sliding rail blocking protrusion according to claim 1, wherein the power conversion mechanism includes a sliding block arranged on the support frame that slides in the up and down direction and fixedly connected to the support frame. The fixed block on the frame, the fixed block is provided with a guide groove extending along the direction of the side punch, the transmission part has a first matching part that can be slid along the guide groove, when the sliding block moves up and down The sliding block forces the first fitting part of the transmission member to slide along the sliding groove, and then drives the side punch to slide along the side punching direction and stamp the slide rail. 3. The forming device for slide rail blocking projections according to claim 2, characterized in that: a transmission groove is formed on a side of the sliding block close to the transmission member, and the transmission member has a The second matching part provided by the sliding groove, when the sliding block slides down in the up and down direction, the second matching part of the transmission member slides relative to the transmission groove, and the transmission groove forces the The first matching part slides along the sliding groove, and then drives the side punch to slide along the side punching direction and punches the slide rail. 4 . The forming device for the sliding rail blocking projection according to claim 2 , wherein the included angle between the extending direction of the guide groove and the extending direction of the transmission groove is 40°-50°. 5. The forming device for the slide rail blocking protrusion according to claim 2, characterized in that: the side punch is fixedly connected to the upper end of the first matching part and is integrated with the first matching part . 6. The forming device for the sliding rail blocking protrusion according to claim 2, characterized in that: the power conversion mechanism further includes a connecting rod for drivingly connecting the power mechanism with the sliding block, and the connection One end of the rod is fixedly connected to the sliding block, and the corresponding other end is dynamically connected to the power mechanism. When the power mechanism drives the connecting rod and then drives the sliding block to slide downward, the power mechanism and the power mechanism The other end of the connecting rod is in conflict with the other end of the connecting rod. When the power mechanism is separated from the other end of the connecting rod, the transmission part of the power conversion mechanism can drive the side punch to slide and reset along the reset direction. . 7 . The forming device for the slide rail blocking protrusion according to claim 1 , wherein the forming device further comprises a reset device for forcing the transmission member to drive the side punch to slide and reset along the reset direction. 7 . 8. The forming device of the slide rail blocking protrusion according to claim 7, characterized in that: the upper end of the connecting rod is fixedly connected with an end sleeve, and the reset device is the connecting rod sleeved on both sides An elastic member on the outer periphery, one end of the elastic member is in contact with the lower end of the end sleeve, and the other end is in contact with the support frame, when the power mechanism releases the force exerted on the connecting rod, the The elastic member bounces up the connecting rod, and drives the sliding block to slide upwards, and then drives the side punch to slide and reset along the reset direction through the transmission member. 9. The forming device for slide rail blocking projections according to claim 6, characterized in that: the power mechanism includes a collision plate for conflicting with the connecting rod to transmit power, and a drive connected to the collision plate. device. 10. The forming device for slide rail blocking projections according to claim 2, wherein a connecting block is fixedly connected between the fixing blocks on both sides, and the fixing blocks on both sides are integrated with the connecting block set up.