CN218425413U - Press-riveting buffering platform mechanism - Google Patents

Abstract

The utility model discloses a cushion platform mechanism is riveted to pressure, which comprises a frame, fixedly connected with supporting seat on the outer wall of frame, the top fixedly connected with cylinder of frame, the moulding-die is gone up to fixedly connected with on the output of cylinder, the upside fixedly connected with elastic telescopic rod of supporting seat, fixedly connected with lower mould on elastic telescopic rod's the output, the below of going up the moulding-die is provided with fixed buffer, fixed buffer includes two-way lead screw. This cushion platform mechanism is riveted to pressure passes through fixed buffer's use, can make the staff change the lower mould fast, and when the cylinder drove the moulding-die and pushed down simultaneously, can pass the through-hole of machined part with the rivet to when pushing down the machined part, can cushion the pressure that the lower mould received, prevent because of last moulding-die and machined part area of contact are little, cause the uneven problem that leads to its surface unevenness of machined part surface atress.

Description

Press-riveting buffering platform mechanism

Technical Field

The utility model relates to a rivet technical field, specifically be a buffer platform mechanism is riveted to pressure.

Background

The pressure riveting device is mainly characterized in that an upper pressing die is driven to press through a hydraulic cylinder or an air cylinder, the upper pressing die penetrates through a through hole of a machined part under the action of a positioning rod, and the pressure riveting of the machined part is completed.

At present, the existing press riveting device is mainly used for placing a lower die on a positioning rod, then the lower die is fixed through a bolt, an upper pressing die is driven by a hydraulic cylinder or an air cylinder to press downwards, a rivet can penetrate through a through hole of a machined part, the size of the rivet is the same, the lower die needs to be replaced, the mode is slow when the lower die is replaced, the working efficiency is reduced, and accordingly, the press riveting buffer platform mechanism is provided.

SUMMERY OF THE UTILITY MODEL

The utility model aims at providing a press and rivet buffering platform mechanism can solve the problem that proposes among the above-mentioned background art.

In order to achieve the above object, the utility model provides a cushion platform mechanism is riveted to pressure, which comprises a frame, fixedly connected with supporting seat on the outer wall of frame, the top fixedly connected with cylinder of frame, the moulding-die is gone up to fixedly connected with on the output of cylinder, the upside fixedly connected with elastic telescopic rod of supporting seat, fixedly connected with lower mould on elastic telescopic rod's the output, the below of going up the moulding-die is provided with fixed buffer, fixed buffer includes:

the bidirectional screw rod is rotationally connected to the inner wall of the supporting seat;

the rotation limiting assembly is arranged at one end, far away from the inner wall of the supporting seat, of the bidirectional screw rod;

the sliding column is in threaded connection with the bidirectional screw rod;

and the fixed protection component is arranged at the top of the sliding column.

Preferably, the rotation limiting assembly comprises a rotating handle, the rotating handle penetrates through the inner wall of the supporting seat and is connected with the inner wall of the supporting seat in a rotating mode, a limiting groove is formed in the inner wall of the rotating handle, and a sliding plate is connected to the limiting groove in a sliding mode.

Preferably, the slide passes through reset spring elastic connection with the inner wall of changeing the handle, change the handle run through the fixed gear and with fixed gear fixed connection, change the handle and cup jointed the bull stick, and bull stick and slide fixed connection, fixedly connected with fixed latch on the inner wall of supporting seat, and fixed gear and fixed latch meshing.

Preferably, the fixed protection component comprises a fixed column, a sliding block is connected to the inner wall of the fixed column in a sliding mode, a supporting rod is fixedly connected to the upper side of the sliding block, and an arc-shaped clamping block is fixedly connected to the outer wall of the supporting rod.

Preferably, the sliding block is elastically connected with the fixed column through a supporting spring, and the inner wall of the fixed column is fixedly connected with a damper.

Preferably, the outer wall of the supporting seat is provided with a through groove, and the through groove is connected with the sliding column in a sliding manner.

Advantageous effects

The utility model provides a buffer platform mechanism is riveted to pressure. The method has the following beneficial effects:

(1) This pressure riveting buffering platform mechanism can make the staff change the lower mould fast through fixed buffer's use, when the cylinder drives the moulding-die and pushes down simultaneously, can pass the through-hole of machined part with the rivet to when pushing down the machined part, can cushion the pressure that the lower mould received, prevent because of last moulding-die is little with machined part area of contact, cause the uneven problem that leads to its surface unevenness of machined part surface atress.

(2) This press riveting buffering platform mechanism makes the device can carry out spacing fixed to two-way lead screw simultaneously after fixing the lower mould through the use that rotates spacing subassembly, prevents the rotation of two-way lead screw, and then makes the arc clamp splice can stabilize and fix the lower mould, guarantees the stability that the machined part was pressed and is riveted.

Drawings

In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described below, it is obvious that the drawings in the following description are only some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to the structures shown in the drawings without creative efforts

FIG. 1 is a schematic view of the overall three-dimensional structure of the present invention;

FIG. 2 is a schematic view of the front view of the partial sectional structure of the present invention;

FIG. 3 is a schematic view of the structure A of FIG. 2 according to the present invention;

fig. 4 is a schematic view of the structure of the fixing protection assembly of the present invention.

The reference numbers illustrate: 1. a frame; 2. a supporting base; 3. a cylinder; 4. pressing the die; 5. fixing a buffer device; 6. an elastic telescopic rod; 7. a lower die; 21. a through groove; 51. a bidirectional screw rod; 52. rotating the limiting assembly; 53. a sliding post; 54. fixing the protection component; 521. turning a handle; 522. a limiting groove; 523. a slide plate; 524. a return spring; 525. fixing a gear; 526. a rotating rod; 527. fixing the latch; 541. fixing the column; 542. a slider; 543. a support bar; 544. an arc-shaped clamping block; 545. a support spring; 546. a damper.

The realization, the functional characteristics and the advantages of the utility model are further explained by combining the embodiment and referring to the attached drawings.

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 efforts all belong to the protection scope of the present invention.

It should be noted that all the directional indicators (such as up, down, left, right, front, back, 8230; \8230;) in the embodiments of the present invention are only used to explain the relative position relationship between the components, the motion situation, etc. in a specific posture (as shown in the attached drawings), and if the specific posture is changed, the directional indicator is changed accordingly.

In addition, the descriptions related to "first", "second", etc. in the present invention are for descriptive purposes only and are not to be construed as indicating or implying relative importance or implicit ly indicating the number of technical features indicated. Thus, a feature defined as "first" or "second" may explicitly or implicitly include at least one such feature. In addition, the technical solutions in the embodiments may be combined with each other, but it must be based on the realization of those skilled in the art, and when the technical solutions are contradictory or cannot be realized, the combination of the technical solutions should not be considered to exist, and is not within the protection scope of the present invention.

Please refer to fig. 1-4, the utility model provides a rivet pressing buffering platform mechanism, which comprises a frame 1, fixedly connected with supporting seat 2 on the outer wall of frame 1, the top fixedly connected with cylinder 3 of frame 1, be used for driving upper die 4 to push down, provide rivet pressing power, fixedly connected with upper die 4 on the output of cylinder 3, the upside fixedly connected with elastic telescopic rod 6 of supporting seat 2, fixedly connected with lower mould 7 on the output of elastic telescopic rod 6, upper die 4's below is provided with fixed buffer 5, use through fixed buffer 5, can make the staff change lower mould 7 fast, and can cushion the pressure that lower mould 7 received, prevent because of upper die 4 and machined part area of contact are little, cause the uneven problem that leads to its surperficial unevenness of machined part surface atress, fixed buffer 5 includes two-way lead screw 51, and two-way lead screw 51 rotates to be connected on supporting seat 2's inner wall, the one end that two-way lead screw 51 kept away from the supporting seat 2 inner wall is provided with rotation limiting assembly 52, use through rotating limiting assembly 52, can stabilize lower mould 7 to be fixed, guarantee the stability of rivet pressing of machined part, the stability of screw thread, two-way lead screw fixed post sliding connection 53, the top sliding protection post 53 is provided with protection lead screw 53.

The utility model discloses an in the embodiment, in order to cushion the pressure that goes up moulding-die 4 push down lower mould 7, specifically, logical groove 21 has been seted up on the outer wall of supporting seat 2, and lead to groove 21 and sliding column 53 sliding connection, fixed protection component 54 includes fixed column 541, sliding connection has slider 542 on fixed column 541's the inner wall, slider 542's upside fixedly connected with bracing piece 543, fixedly connected with arc clamp splice 544 on the outer wall of bracing piece 543, rotate through two-way lead screw 51, under leading to groove 21 to sliding column 53's limiting displacement, can drive sliding column 53 and slide on two-way lead screw 51, and then drive arc clamp splice 544 and accomplish quick fixed to lower mould 7, be convenient for according to the rivet of different thicknesses, the completion is to the change of lower mould 7, slider 542 and fixed column 541 pass through supporting spring 545 elastic connection, fixedly connected with attenuator 546 on fixed column 541's the inner wall, use through supporting spring 545 and attenuator 546, when making go up moulding-die 4 push down lower mould 7, can cushion the pressure that lower mould 7 received, prevent that the surface stress from leading to its uneven problem of surface machined part, improve the quality that the machined part pressure riveted.

Further, in order to enable the device to fix the lower die 7, the lower die 7 can be stably fixed, specifically, the rotation limiting component 52 comprises a rotating handle 521, the rotating handle 521 penetrates through the inner wall of the supporting seat 2 and is rotatably connected with the inner wall of the supporting seat 2, a limiting groove 522 is formed in the inner wall of the rotating handle 521, through the use of the limiting groove 522, the rotating handle 521 can drive a sliding plate 523 to rotate when rotating, when the fixed gear 525 is disengaged from the fixed clamping teeth 527, the rotating rod 526 can be driven to rotate, and then the bidirectional screw rod 51 is driven to rotate, the sliding plate 523 is slidably connected in the limiting groove 522, the sliding plate 523 is elastically connected with the inner wall of the rotating handle 521 through a return spring 524, through the use of the return spring 524, the rotating handle 521 can be driven to reset, the rotating handle 521 penetrates through the fixed gear 525 and is fixedly connected with the fixed gear 525, the rotating rod 521 is sleeved with the rotating rod 526, and the rotating rod 526 is fixedly connected with the sliding plate 523, the fixed clamping teeth 527 is fixedly connected to prevent the arc-shaped clamping block 51 from being stably riveted in the arc-shaped clamping process.

The utility model discloses in, during the use, place lower mould 7 on elasticity telescopic link 6 earlier, then press again and change 521, make slide 523 compression reset spring 524, make fixed gear 525 break away from with fixed latch 527 meshing state, rotate again and change 521, it rotates to drive slide 523, and then drive bull stick 526 and rotate, under logical groove 21 to the limiting displacement of sliding column 53, can drive sliding column 53 and slide on two-way lead screw 51, and then drive arc clamp splice 544 and accomplish quick fixed to lower mould 7, loosen again and change 521, under reset spring 524's effect, can drive and change 521 and reset, make fixed gear 525 and fixed latch 527 meshing again, accomplish the spacing fixed to two-way lead screw 51, then place the machined part on lower mould 7 again, restart cylinder 3, it pushes down to drive last moulding-die 4, when lower mould 7 receives pressure, use through supporting spring 545 and attenuator 546, when making last moulding-die 4 push down lower mould 7, can cushion the pressure that lower mould 7 received.

The above only is the preferred embodiment of the present invention, not limiting the scope of the present invention, all the equivalent structure changes made by the contents of the specification and the drawings under the inventive concept of the present invention, or the direct/indirect application in other related technical fields are included in the patent protection scope of the present invention.

Claims (6)

1. The utility model provides a buffer platform mechanism is riveted to pressure, includes frame (1), its characterized in that: fixedly connected with supporting seat (2) on the outer wall of frame (1), top fixedly connected with cylinder (3) of frame (1), fixedly connected with goes up moulding-die (4) on the output of cylinder (3), the upside fixedly connected with elasticity telescopic link (6) of supporting seat (2), fixedly connected with lower mould (7) on the output of elasticity telescopic link (6), the below of going up moulding-die (4) is provided with fixed buffer (5), fixed buffer (5) include:

the bidirectional screw rod (51), the said bidirectional screw rod (51) is connected to the inboard wall of the supporting seat (2) rotatably;

the rotation limiting assembly (52), the rotation limiting assembly (52) is arranged at one end, far away from the inner wall of the supporting seat (2), of the bidirectional screw rod (51);

the sliding column (53), the sliding column (53) is connected with the bidirectional screw rod (51) by screw thread;

and the fixed protection component (54), and the fixed protection component (54) is arranged at the top of the sliding column (53).

2. The squeeze riveting buffer platform mechanism according to claim 1, characterized in that: rotate spacing subassembly (52) including changeing (521), change the inner wall that runs through supporting seat (2) and rotate with the inner wall of supporting seat (2) to be connected (521), change and seted up spacing groove (522) on the inner wall of (521), sliding connection has slide (523) in spacing groove (522).

3. The squeeze rivet buffer platform mechanism of claim 2, wherein: slide (523) and the inner wall of commentaries on classics handle (521) pass through reset spring (524) elastic connection, change handle (521) run through fixed gear (525) and with fixed gear (525) fixed connection, change handle (521) cup jointed bull stick (526), and bull stick (526) and slide (523) fixed connection, fixedly connected with fixed latch (527) on the inner wall of supporting seat (2), and fixed gear (525) and fixed latch (527) meshing.

4. The squeeze rivet buffer platform mechanism of claim 1, wherein: the fixed protection assembly (54) comprises a fixed column (541), a sliding block (542) is connected to the inner wall of the fixed column (541) in a sliding mode, a supporting rod (543) is fixedly connected to the upper side of the sliding block (542), and an arc-shaped clamping block (544) is fixedly connected to the outer wall of the supporting rod (543).

5. The squeeze riveting buffer platform mechanism according to claim 4, characterized in that: the sliding block (542) is elastically connected with the fixed column (541) through a supporting spring (545), and a damper (546) is fixedly connected to the inner wall of the fixed column (541).

6. The squeeze rivet buffer platform mechanism of claim 1, wherein: a through groove (21) is formed in the outer wall of the supporting seat (2), and the through groove (21) is connected with the sliding column (53) in a sliding mode.

Images