CN210254068U

CN210254068U - Corn riveting clamp

Info

Publication number: CN210254068U
Application number: CN201920830363.6U
Authority: CN
Inventors: 贺龙; 刘新栓
Original assignee: Hager Electric Huizhou Co ltd
Current assignee: Hager Electric Huizhou Co ltd
Priority date: 2019-06-04
Filing date: 2019-06-04
Publication date: 2020-04-07
Anticipated expiration: 2029-06-04

Abstract

The utility model relates to a structure class technical field in the machinery trade, concretely relates to heloma riveting clamp. The riveting device comprises a semi-frame-shaped base, wherein a positioning block for clamping a product to be riveted is arranged at the upper end of the base, and a lower riveting head clamping block is arranged at the lower end of the base; the positioning block consists of two transverse positioning blocks and a longitudinal positioning block. Increase the utility model discloses a behind the riveting jig, go up the rivet and can revise the position of product automatically when passing the riveting hole, earlier extrude the riveting hole with the heloma simultaneously, the defective rate of rivet incomplete is reduced to 0 by original 2%, and the machine adjustment that arouses from this is by original weekly 6 ~ 8 hours, reduces to 0, has practiced thrift manufacturing cost greatly.

Description

Corn riveting clamp

Technical Field

The utility model relates to a structure class technical field in the machinery trade, concretely relates to heloma riveting clamp.

Background

The current automatic eyelet riveting machine uses the cylinder to place the socket panel on the lower rivet, the upper rivet is fixed on the piston rod of the hydraulic cylinder, the piston rod drives the upper rivet to pass through the eyelet, the eyelet is brought into the riveting hole of the socket panel, then the upper rivet applies pressure to press the eyelet into the riveting hole, the lower rivet props against the outer edge of the eyelet to turn the eyelet, and the eyelet is pressed firmly, so that the riveting process is completed. However, when the product is placed on the lower rivet after being grabbed from the assembly line, the rivet hole and the lower rivet cannot be completely centered due to the tolerance of the product and the positioning error, and when the rivet hole and the lower rivet deviate, the eyelet cannot be turned out along the arc surface of the lower rivet and the eyelet is incomplete, so that poor riveting is caused.

SUMMERY OF THE UTILITY MODEL

To the technical problem, the utility model provides a technical problem solve the incomplete and provide a heloma riveting jig of product riveting back heloma.

In order to solve the technical problem, the technical scheme of the utility model is that: a corn riveting clamp comprises a semi-frame-shaped base, wherein a positioning block for clamping a product to be riveted is arranged at the upper end of the base, and a lower rivet head clamping block is arranged at the lower end of the base; the positioning block consists of two transverse positioning blocks and a longitudinal positioning block.

Further: in the eyelet riveting clamp, the lower rivet head clamping block is provided with a hole matched with the lower rivet head, the edge of the hole extends along the boundary of the clamping block to form a gap for adjusting the size of the hole, and the lower end of the gap is transversely provided with a locking screw for adjusting the gap distance. The locking screw is an M6 screw, and a gap of 2mm can be reduced after the screw is locked, so that a middle round hole is also reduced, and the lower rivet head is locked. One transverse positioning block is provided with a step edge matched with a product to be riveted, and a supporting spring is arranged between the transverse positioning block and the transverse edge of the semi-frame-shaped base. The spring supports the transverse positioning block, the transverse positioning block supports the product to enable the product to be separated from the lower rivet before riveting is started, and the product overcomes the elastic force of the spring to move downwards under the driving of the upper rivet during riveting, so that the product is in contact with the lower rivet, and riveting is completed. The longitudinal positioning block is flush with the longitudinal edge of the semi-frame-shaped base and is a straight plate embedded on the longitudinal edge of the semi-frame-shaped base. The longitudinal edge of the semi-frame-shaped base is provided with a sinking groove, and the lower end of the longitudinal positioning block is placed in the sinking groove. The transverse positioning block is provided with a transverse waist-shaped hole, and the longitudinal positioning block is provided with a longitudinal waist-shaped hole.

Compared with the prior art, the eyelet riveting clamp comprises a semi-frame-shaped base, wherein the upper end of the base is provided with a positioning block for clamping a product to be riveted, and the lower end of the base is provided with a clamping part for clamping a lower rivet; the positioning block consists of two transverse positioning blocks and a longitudinal positioning block, and the clamping part consists of a clamping block with a notch. Treat the riveting product and put in the utility model discloses an on the helosis riveting jig, because the spring-supported action under the transverse positioning piece, treat that riveting product lower surface has about 2 mm's distance from rivet top down, because treat riveting product and rivet contactless down, go up the riveting hole that the rivet can extrude the helosis product earlier, it can only reciprocate to go up the die, other orientations have been locked, so when going up the die and passing the product riveting hole, can revise the position of product automatically, then fall the product and press to rivet down, accomplish the turn-ups of helosis. The original design will treat that the riveting product is directly placed on lower rivet, treat that the position of placing of riveting product requires very high, need guarantee that riveting position and product snatch, place the high accuracy and the high stability of relative position, so the product riveting is bad can't be eradicateed, need often adjust the position of machine moreover. Increase the utility model discloses a behind the riveting jig, go up the position that rivet can the automatic correction product when passing the riveting hole, will extrude the riveting hole with the heloma simultaneously, the defective rate of rivet incomplete is reduced to 0 by original 2%, and the machine adjustment that arouses from this is by original weekly 6 ~ 8 hours, reduces to 0. Greatly saving the production cost.

Drawings

FIG. 1 is a schematic structural view of the eyelet riveting jig of the present invention;

FIG. 2 is a top view of the lower rivet head clamping block of the present invention;

FIG. 3 is a reference diagram of the eyelet riveting jig of the present invention in a working state;

wherein: the riveting tool comprises a half-frame-shaped base 1, a lower rivet head clamping block 2, a transverse positioning block 3, a longitudinal positioning block 4, a hole 5, a gap 6, a locking screw 7, a step edge 8, a support spring 9, a transverse waist-shaped hole 10, a guide rod 11, a longitudinal waist-shaped hole 12, an upper rivet head 13, a keyhole rivet 14, a switch panel 15 and a lower rivet head 16.

Detailed Description

To facilitate understanding for those skilled in the art, the present invention will be described in further detail with reference to the accompanying drawings and examples.

Referring to FIGS. 1-2: a corn riveting clamp comprises a semi-frame-shaped base 1, wherein a positioning block for clamping a product to be riveted is arranged at the upper end of the base, and a lower rivet head clamping block 2 is arranged at the lower end of the base; the positioning block consists of two transverse positioning blocks 3 and a longitudinal positioning block 4. The lower rivet head clamping block 2 is provided with a hole 5 matched with the lower rivet head, the edge of the hole extends along the boundary of the clamping block to form a gap 6 for adjusting the size of the hole, and the lower end of the gap is transversely provided with a locking screw 7 for adjusting the gap interval. One transverse positioning block is provided with a step edge 8 matched with a product to be riveted. And a supporting spring 9 is arranged between the transverse positioning block and the transverse edge of the semi-frame-shaped base. The spring supports the transverse positioning block 3, the transverse positioning block supports the product to enable the product to be separated from the lower rivet before riveting is started, and the product overcomes the elastic force of the spring to move downwards under the driving of the upper rivet during riveting, so that the product is in contact with the lower rivet, and riveting is completed.

The longitudinal positioning block is flush with the longitudinal edge of the semi-frame-shaped base and is a straight plate embedded on the longitudinal edge of the semi-frame-shaped base. The longitudinal edge of the semi-frame-shaped base is provided with a sinking groove, and the lower end of the longitudinal positioning block is placed in the sinking groove. A1 mm sinking groove is formed in the longitudinal edge of the semi-frame, and the longitudinal positioning block is placed in the sinking groove, so that deflection in the adjusting process of the longitudinal positioning block 4 can be prevented.

Horizontal locating piece 3 on be equipped with horizontal waist shape hole 10 and with the guide arm 11 that horizontal waist shape hole matches, horizontal waist shape hole 10 on the horizontal locating piece 3 can be looked horizontal positioning fixture and adjusted 1mm left or right, vertical locating piece 4 on be equipped with vertical waist shape hole 12 and with the guide arm 11 that vertical waist shape hole matches, vertical waist shape hole 12 on the vertical locating piece 4 can be with vertical locating piece 4 upwards or adjust 1mm downwards. The purpose of adjusting the transverse positioning blocks and the longitudinal positioning blocks is to enable a product to be smoothly placed into the clamp.

The during operation, treat in this embodiment and rivet the product and be flush mounting plate 15, two about required helosis riveting anchor clamps, treat that riveting flush mounting plate 15 puts in the utility model discloses a on the helosis riveting anchor clamps, because the supporting role of anchor clamps, treat that riveting flush mounting plate 15 lower surface has about 2 mm's distance from lower 16 tops of die, because treat that riveting

flush mounting plate

15 and 16 contactless of die down, go up the die 13 and can extrude the riveting hole of product earlier with helosis rivet 14 to the position of automatic correction product, then fall flush mounting plate 15 of switch and press to die 16 down, accomplish the turn-ups of helosis again. The original design will treat that the riveting product is directly placed on lower rivet, treat that the position of placing of riveting product requires very high, need guarantee that riveting position and product snatch, place the high accuracy and the high stability of relative position, so the product riveting is bad can't be eradicateed, need often adjust the position of machine moreover. Increase the utility model discloses a behind the riveting jig, go up rivet head 13 and can pass the position of riveting hole time meeting automatic correction product with eyelet rivet 14, the defective rate of rivet incomplete is reduced to 0 by original 2%, and the machine adjustment that arouses from this is by original weekly 6 ~ 8 hours, reduces to 0.

It is obvious that the above embodiments of the present invention are only examples for clearly illustrating the present invention, and are not limitations to the embodiments of the present invention. Other variations and modifications will be apparent to persons skilled in the art in light of the above description. And are neither required nor exhaustive of all embodiments. Any modification, equivalent replacement, and improvement made within the spirit and principle of the present invention should be included in the protection scope of the claims of the present invention.

Claims

1. The utility model provides a heloma riveting jig, includes half frame shape base (1), its characterized in that: the upper end of the base is provided with a positioning block for clamping a product to be riveted, and the lower end of the base is provided with a lower riveting head clamping block (2); the positioning blocks consist of two transverse positioning blocks (3) and a longitudinal positioning block (4).

2. The eyelet riveting jig of claim 1, wherein: the lower rivet head clamping block (2) is provided with a hole (5) matched with the lower rivet head, the edge of the hole extends along the boundary of the clamping block to form a gap (6) for adjusting the size of the hole, and the lower end of the gap is transversely provided with a locking screw (7) for adjusting the gap interval.

3. The eyelet riveting jig of claim 1, wherein: one transverse positioning block is provided with a step edge (8) matched with a product to be riveted.

4. The eyelet riveting jig of claim 3, wherein: and a supporting spring (9) is arranged between the transverse positioning block and the transverse edge of the semi-frame-shaped base.

5. The eyelet riveting jig of claim 1, wherein: the longitudinal positioning block is flush with the longitudinal edge of the semi-frame-shaped base and is a straight plate embedded on the longitudinal edge of the semi-frame-shaped base.

6. The eyelet riveting jig of claim 5, wherein: the longitudinal edge of the semi-frame-shaped base is provided with a sinking groove, and the lower end of the longitudinal positioning block is placed in the sinking groove.

7. A corn riveting jig according to any one of claims 1-6, wherein: the transverse positioning block (3) is provided with a transverse waist-shaped hole (10) and a guide rod (11) matched with the transverse waist-shaped hole, and the longitudinal positioning block (4) is provided with a longitudinal waist-shaped hole (12) and a guide rod (11) matched with the longitudinal waist-shaped hole.