CN216938245U

CN216938245U - Novel press and rivet device

Info

Publication number: CN216938245U
Application number: CN202220681253.XU
Authority: CN
Inventors: 梅�明; 冯强; 蒋小波
Original assignee: Jiaxing Youjia Metal Products Co ltd
Current assignee: Jiaxing Youjia Metal Products Co ltd
Priority date: 2022-03-25
Filing date: 2022-03-25
Publication date: 2022-07-12
Anticipated expiration: 2032-03-25

Abstract

The utility model discloses a novel riveting device, which comprises a punch press, wherein a material belt is arranged between the upper die and the lower die, the material belt is processed and finally blanked by the punch press, the whole riveting device is arranged in the punch press and comprises a rivet feeding channel, a rivet penetrating mechanism and a riveting module, the rivet feeding channel feeds rivets into the rivet penetrating mechanism, the rivet penetrating mechanism sequentially conveys the rivets into riveting holes formed in the material belt through processing, and the riveting module rivets the rivets with the material belt together. The riveting is sleeved into the riveting holes of the material belt in advance, and the rivets are brought into the subsequent N stations for riveting by utilizing punching feeding; utilize the vibration dish to carry out the rivet pay-off, realized full-automatic feeding, the through-nail, riveted work, not only ensured the production quality of product, improved the production efficiency of product moreover greatly.

Description

Novel press and rivet device

Technical Field

The utility model relates to the field of stamping assembly, in particular to a novel riveting device.

Background

This company has a product to be with a product on the flat gasket of screw riveting, seems simply, and the difficult mould internal riveting that realizes really, other known customers at present make through the reinforced semi-automatic riveting mode realization of nonstandard equipment manual work, has following problem in the current mode of processing: 1. because the front side and the back side of the product are different, if the material is added manually, the material is easy to mix into the material, which causes customer complaints and influences the customer satisfaction; 2. the production efficiency of semi-automatic riveting is low. Obviously, if the in-mold riveting can be produced successfully, the method will be more advantageous in the competition of customers. The difficulty is involved: 1. due to the requirement of the burr direction of the product, the riveting must enter from the lower part of the material belt, and the problem of difficult positioning is caused by the thinner step (about 2.0mm) of the rivet; 2. because the rivet is a screw rivet, the outer surface is a thread, and the step is only 2.0mm, the problem of how to sleeve the rivet into the riveting hole in advance is difficult.

Disclosure of Invention

In order to solve the problems, the utility model provides a novel riveting device.

The technical scheme includes that the novel riveting device comprises a punch and a lower die, a material belt is located between the upper die and the lower die, the material belt is processed and finally discharged through the punch, the whole riveting device is arranged in the punch and comprises a rivet feeding channel, a rivet penetrating mechanism and a riveting module, the rivet feeding channel sends rivets into the rivet penetrating mechanism, the rivet penetrating mechanism sequentially conveys the rivets into riveting holes formed in the material belt in a processing mode, and the riveting module rivets the rivets and the material belt together.

Preferably, the rivet passing mechanism comprises a rivet turning block, a rivet positioning group for positioning the rivet fed from the rivet feeding channel, a side pushing mechanism group for pushing the rivet into the rivet turning block, and a material ejecting mechanism for upwards passing the rivet into the material belt from the rivet turning block; the rivet turning block is arranged on the right side of the tail end of the rivet feeding channel, the rivet positioning group comprises a guide rail positioning block, the guide rail positioning block is fixed at the rear end of the rivet feeding channel and used for stopping the feeding of rivets from front to back, and the side pushing mechanism is over against the position of the last rivet in the rivet feeding channel from the left side; the material ejecting mechanism is arranged below the rivet overturning block.

Preferably, the side pushing mechanism comprises a side pushing cylinder and a bakelite pushing block, the bakelite pushing block is connected with the output end of the side pushing cylinder, and the side pushing cylinder drives the bakelite pushing block to push the rivet into the rivet overturning block from the left side.

Preferably, the rivet turning block is a pair of movable blocks capable of being opened and closed, the front side and the rear side of the rivet turning block are respectively provided with a limiting block, the movable blocks are oppositely arranged and can be separated towards the front side and the rear side respectively, the lower part of the rivet turning block is a rivet position, the inlet of the rivet position is positioned at the left side of the rivet turning block, the outlet is positioned above the rivet turning block, and the diameter of the outlet is smaller than that of the rivet position; the right side of the rivet overturning block is positioned by an overturning positioning block.

As further preferred, the liftout mechanism include down the knock-out core, knock-out core connecting rod and go up the knock-out cylinder, last knock-out cylinder pass through the lower bolster fixed connection of cylinder fixed block with the punch press, the lower extreme of knock-out core connecting rod is connected with the output of last knock-out cylinder, the upper end of knock-out core connecting rod is connected with the lower extreme of lower knock-out core, the upper end of lower knock-out core is located the below of rivet upset piece, go up the knock-out cylinder drive down the knock-out core upwards stretch into in the rivet upset piece.

Preferably, the rivet positioning set further comprises a rivet side positioning block and a rivet positioning block; the rivet side positioning block can be fixed on the guide rail positioning block in a springing manner, is close to one side of the rivet overturning block, and is used for controlling the sent rivets to be sent into the rivet overturning block at intervals in order; the rivet positioning blocks are arranged on the left side and the right side of the tail end of the rivet feeding channel and on the front side of the bakelite push block.

Preferably, the riveting module comprises an upper riveting die and a lower riveting die, the upper riveting die is arranged below an upper die base of the punch press, the lower riveting die is arranged above a lower die base of the punch press, the upper riveting die and the lower riveting die correspond to each other, and the rivet and the material belt are riveted in a die closing state.

Preferably, the rivet penetrating mechanism and the riveting module are in transition connection through a slope block, and a sleeve with equal height is arranged below the slope block and is driven to reset by a spring.

Preferably, the one end of rivet feed channel be connected with the vibration dish, rivet feed channel's below is equipped with the linear vibrator, the linear vibrator vibration is sent into the rivet in the vibration dish to the below in material area.

The utility model has the beneficial effects that:

1. the riveting is sleeved into the riveting holes of the material belt in advance, and the rivets are brought into the subsequent N stations for riveting by utilizing punching feeding; the vibration disc is used for feeding rivets, so that full-automatic feeding, nailing and riveting work is realized, the production quality of products is ensured, and the production efficiency of the products is greatly improved.

2. Utilize vibration dish and cylinder to push away the material, utilize a drift bolt mechanism at last, push the riveting hole in material area with the rivet, in case the step portion of rivet is ejecting back, rivet upset piece is under the effect of spring force, and synchronous the resetting, and the riveting just can not fall down to bring into subsequent station, rivet smoothly.

3. Utilize rivet location group, fix a position the rivet, realize that the rivet sends into the rivet upset piece one by one in order, avoid the rivet dislocation, lead to the condition of drift nail failure.

Drawings

Fig. 1 is a top view of the present invention.

Fig. 2 is a left side view of the present invention.

Fig. 3 is a front view of the present invention.

Fig. 4 is an enlarged top view of the clinching device of the present invention.

Fig. 5 is a process step diagram of the present invention for processing a strip of material.

FIG. 6 is a front view showing the mold-open state of the punching machine according to the present invention.

FIG. 7 is a front view of the punch press in the closed state according to the present invention.

FIG. 8 is a front view of the rivet flipping block of the present invention.

FIG. 9 is a right side view of the rivet flipping block of the present invention.

Figure 10 is a top view of the rivet flipping block of the present invention.

Description of reference numerals:

1: a nail penetration mechanism; 2: a press riveting device; 3: a linear vibrator; 4: a rivet feed passage; 5: a vibrating pan; 6: riveting; 7: a material ejecting mechanism; 8: riveting an upper die; 9: a side push cylinder; 10: a rivet turning block; 11: an upper die holder; 12: a material belt; 13: a lower die holder; 14: riveting a lower die; 15: an equal-height sleeve; 16: a ramp block; 17: a spring; 18: a cylinder fixing block; 19: an upper jacking cylinder; 20: a top core connecting rod; 21: a lower top core; 22: turning over the positioning block; 23: a limiting block; 24: a guide rail positioning block; 25: rivet side locating blocks; 26: a movable block; 27: a bakelite push block; 28: a rivet positioning block; 29: riveting holes; 30: riveting positions; 31: and (7) an outlet.

Detailed Description

The utility model is further explained below with reference to the drawings and examples.

As shown in fig. 1-10, the punch press of the present invention includes an upper die and a lower die, a material strip 12 is located between the upper die and the lower die, the punch press processes the material strip and finally discharges the material strip, the whole rivet pressing device 2 is disposed in the punch press, and includes a rivet feed channel 4, a rivet passing mechanism 1 and a riveting module, the rivet feed channel 4 feeds rivets 6 into the rivet passing mechanism 1, the rivet passing mechanism 1 sequentially transfers the rivets 6 into riveting holes 29 formed in the material strip 12 (fig. 5 shows a process drawing of the material strip 12), and the riveting module rivets the rivets 6 and the material strip 12 together.

In this embodiment, the rivet passing mechanism 1 includes a rivet turning block 10, a rivet positioning set for positioning the rivet 6 fed from the rivet feeding channel 4, a side pushing mechanism set for pushing the rivet 6 into the rivet turning block 10, and a material ejecting mechanism 7 for penetrating the rivet 6 from the rivet turning block 10 to the upper side into the material belt 12; the rivet turning block 10 is arranged on the right side of the tail end of the rivet feeding channel 4, the rivet positioning group comprises a guide rail positioning block 24, the guide rail positioning block 24 is fixed at the rear end of the rivet feeding channel 4 and used for stopping the feeding of rivets 6 from front to back, and the side pushing mechanism is over against the position of the last rivet 6 in the rivet feeding channel 4 from the left side; the ejection mechanism 7 is arranged below the rivet overturning block 10.

In this embodiment, the side-push mechanism includes a side-push cylinder 9 and a bakelite push block 27, the bakelite push block 27 is connected with the output end of the side-push cylinder 9, and the side-push cylinder 9 drives the bakelite push block 27 to push the rivet 6 into the rivet turning block 10 from the left side.

In this embodiment, the rivet turning block 10 is a pair of movable blocks 26 capable of being opened and closed, the front and rear sides of the rivet turning block 10 are respectively provided with a limiting block 23, the limiting blocks 23 limit the limit positions of the movable blocks 26 to the front and rear sides, and are provided with an elastic mechanism for driving the movable blocks 26 to reset, the movable blocks 26 are oppositely arranged and can be separated to the front and rear sides respectively, the lower part of the rivet turning block 10 is a rivet position 30, the inlet of the rivet position 30 is positioned at the left side of the rivet turning block 10, the outlet 31 is positioned above the rivet turning block 10, and the diameter of the outlet 31 is smaller than that of the rivet position 30 (the three-dimensional view of the rivet turning block 10 is shown in fig. 8-10); the right side of the rivet turning block 10 is positioned by a turning positioning block 22.

In this embodiment, liftout mechanism 7 include down ejector core 21, ejector core connecting rod 20 and go up ejector cylinder 19, last ejector cylinder 19 pass through cylinder fixed block 18 and punch press's die holder 13 fixed connection, the lower extreme of ejector core connecting rod 20 is connected with the output of last ejector cylinder 19, the upper end of ejector core connecting rod 20 is connected with the lower extreme of lower ejector core 21, the upper end of lower ejector core 21 is located the below of rivet upset piece 10, go up ejector cylinder 19 drive lower ejector core 21 upwards stretch into to rivet upset piece 10 in.

In this embodiment, the rivet positioning set further includes a rivet side positioning block 25 and a rivet positioning block 28; the rivet side positioning block 25 can be fixed on the guide rail positioning block 24 in a springing manner, is close to one side of the rivet turning block 10, and is used for controlling the sent rivets 6 to be sent into the rivet turning block 10 at intervals in order; the rivet positioning blocks 28 are arranged on the left side and the right side of the tail end of the rivet feeding channel 4 and on the front side of the bakelite push block 27.

In this embodiment, the riveting module include riveting upper die 8 and riveting lower die 14, riveting upper die 8 locate the upper die base 11 below of punch press, riveting lower die 14 locate the lower bolster 13 top of punch press, riveting upper die 8 and riveting lower die 14 correspond to each other, the closed mould state realizes riveting rivet 6 and material area 12.

In the embodiment, the rivet penetrating mechanism 1 and the riveting module are in transition connection through the slope block 16, the left side of the slope block 16 is connected with the turnover positioning block 22, and the right side of the slope block 16 is connected with the riveting lower die 14; the lower part of the slope block 16 is provided with a equal-height sleeve 15, and a spring 17 is arranged to drive the reset.

In this embodiment, the one end of rivet feed channel 4 be connected with vibration dish 5, the below of rivet feed channel 4 is equipped with linear vibrator 3, the vibration of linear vibrator 3, sends into the rivet 6 in the vibration dish 5 to the below of taking 12.

The working principle is as follows: the vibrating disk 5 sends the threaded rivets 6 into the rivet feeding channel 4 orderly and orderly, and the threaded rivets are sent to a set position below the material belt 12 through the linear vibrator 3. The rear of the rivet 6 is positioned by a guide rail positioning block 24, and the right side of the rivet 6 is positioned by a rivet side positioning block 25, preventing the rivet 6 from sliding into the rivet turning block 10. The side-push cylinder 9 pushes right to drive the bakelite push block 27 to move, the rivet side positioning block 25 retracts, and the threaded rivet 6 is pushed into the rivet turning block 10 rightwards. The side-push cylinder 9 retracts, the rivet side positioning block 25 pops up to limit the next rivet 6 to move rightwards, and the rivets 6 are sequentially sent into the rivet turning block 10 one by one. The upper ejection cylinder 19 below the rivet turnover block 10 acts to drive the lower ejection core 21 and the ejection core connecting rod 20 to move upwards, the rivet turnover block 10 is opened towards two sides and leans against the limiting block 23, meanwhile, the rivet 6 in the rivet turnover block 10 is ejected upwards and penetrates into the riveting hole 29 of the material belt 12, after the rivet 6 is ejected, the rivet turnover block 10 is reset rapidly under the action of the spring 17 force, and because the diameter of the outlet 31 of the lower ejection core 21 is smaller than that of the step of the rivet 6, the rivet 6 can be guaranteed not to fall into the rivet turnover block 10 again after being ejected, and only can be arranged above the rivet turnover block 10. Then, normal punching servo feeding is carried out, the rivet 6 enters a set riveting position through the slope block 16 step by step, the punch moves up and down, and the riveting action is completed through the upper riveting die 8 and the lower riveting die 14. After riveting is finished, as the upper die is subjected to abdicating treatment and fed by the servo feeding, the feeding position is fed for blanking, and qualified products are finished.

In the description of the present invention, it is to be understood that the terms "upper", "lower", "left", "right", "one end", "front", "back", and the like indicate orientations or positional relationships based on those shown in the drawings, and are only for convenience in describing the present invention and simplifying the description, but do not indicate or imply that the device or element referred to must have a specific orientation, be constructed in a specific orientation, and be operated, and thus, should not be construed as limiting the present invention.

In the present invention, unless otherwise expressly stated or limited, the terms "connected" and the like are to be construed broadly, e.g., as meaning fixedly attached, detachably attached, or integrally formed; may be directly connected or indirectly connected through an intermediate. The specific meanings of the above terms in the present invention can be understood by those skilled in the art according to specific situations.

Finally, it should be noted that: the above embodiments are only used to illustrate the technical solution of the present invention, and not to limit the same; while the utility model has been described in detail and with reference to the foregoing embodiments, it will be understood by those skilled in the art that: the technical solutions described in the foregoing embodiments may still be modified, or some or all of the technical features may be equivalently replaced; and the modifications or the substitutions do not make the essence of the corresponding technical solutions depart from the scope of the technical solutions of the embodiments of the present invention.

Claims

1. The utility model provides a novel rivet pressing device, its characterized in that punch press includes mould and lower mould, and material area (12) are located between mould and the lower mould, process final unloading to it by the punch press, and whole rivet pressing device (2) set up in the punch press, including rivet feedstock channel (4), drift mechanism (1) and riveting module, rivet feedstock channel (4) send into rivet (6) to drift mechanism (1) department, drift mechanism (1) spread into rivet (6) in proper order in processing riveting hole (29) that form on material area (12), the riveting module with rivet (6) and material area (12) riveting together.

2. The novel rivet pressing device according to claim 1, characterized in that the rivet passing mechanism (1) comprises a rivet turning block (10), a rivet (6) positioning set for positioning the rivet (6) fed by the rivet feeding channel (4), a side pushing mechanism set for pushing the rivet (6) into the rivet turning block (10), and a material ejecting mechanism (7) for upwardly penetrating the rivet (6) into the material belt (12) from the rivet turning block (10); the rivet turning block (10) is arranged on the right side of the tail end of the rivet feeding channel (4), the rivet positioning group comprises a guide rail positioning block (24), the guide rail positioning block (24) is fixed at the rear end of the rivet feeding channel (4) and used for stopping the feeding of rivets (6) from the front to the rear, and the side pushing mechanism is over against the position of the last rivet (6) in the rivet feeding channel (4) from the left side; the ejection mechanism (7) is arranged below the rivet turning block (10).

3. The novel rivet pressing device according to claim 2, characterized in that the side pushing mechanism comprises a side pushing cylinder (9) and a bakelite pushing block (27), the bakelite pushing block (27) is connected with the output end of the side pushing cylinder (9), and the side pushing cylinder (9) drives the bakelite pushing block (27) to push the rivet (6) into the rivet overturning block (10) from the left side.

4. The novel rivet pressing device according to claim 2, characterized in that the rivet turning block (10) is a pair of movable blocks (26) which can be opened and closed, the front and rear sides of the rivet turning block (10) are respectively provided with a limiting block (23), the movable blocks (26) are oppositely arranged and can be separated towards the front and rear sides, the lower part of the rivet turning block (10) is a rivet position (30), the inlet of the rivet position (30) is positioned at the left side of the rivet turning block (10), the outlet (31) is positioned above the rivet turning block (10), and the diameter of the outlet (31) is smaller than that of the rivet position (30); the right side of the rivet overturning block (10) is provided with an overturning positioning block (22) for positioning.

5. The novel rivet pressing device according to claim 2, characterized in that the ejection mechanism (7) comprises a lower ejection core (21), an ejection core connecting rod (20) and an upper ejection cylinder (19), the upper ejection cylinder (19) is fixedly connected with the lower die holder (13) of the punch press through a cylinder fixing block (18), the lower end of the ejection core connecting rod (20) is connected with the output end of the upper ejection cylinder (19), the upper end of the ejection core connecting rod (20) is connected with the lower end of the lower ejection core (21), the upper end of the lower ejection core (21) is located below the rivet turnover block (10), and the upper ejection cylinder (19) drives the lower ejection core (21) to extend upwards into the rivet turnover block (10).

6. A novel rivet pressing device according to claim 2, characterized in that the rivet (6) positioning group further comprises a rivet side positioning block (25) and a rivet positioning block (28); the rivet side positioning block (25) can be fixed on the guide rail positioning block (24) in a springing manner, is close to one side of the rivet turning block (10), and is used for controlling the fed rivets (6) to be fed into the rivet turning block (10) at intervals in order; the rivet positioning blocks (28) are arranged on the left side and the right side of the tail end of the rivet feeding channel (4).

7. The novel press riveting device according to claim 1, wherein the riveting module comprises an upper riveting die (8) and a lower riveting die (14), the upper riveting die (8) is arranged below an upper die holder (11) of the punch press, the lower riveting die (14) is arranged above a lower die holder (13) of the punch press, the upper riveting die (8) and the lower riveting die (14) correspond to each other, and the riveting of the rivet (6) and the material belt (12) is realized in a closed die state.

8. A novel rivet pressing device according to claim 1, characterized in that the rivet penetrating mechanism (1) and the riveting module are in transition connection through a slope block (16), and a constant-height sleeve (15) is arranged below the slope block (16) and is driven to reset through a spring (17).

9. A novel rivet pressing device according to claim 1, characterized in that one end of the rivet feeding channel (4) is connected with a vibrating disk (5), a linear vibrator (3) is arranged below the rivet feeding channel (4), and the linear vibrator (3) vibrates to feed the rivets (6) in the vibrating disk (5) to the lower part of the material belt (12).