CN102935484A

CN102935484A - Riveting clamp special for retractable mast sleeve

Info

Publication number: CN102935484A
Application number: CN 201210521105
Authority: CN
Inventors: 袁俊; 周华松; 俞科俊
Original assignee: Individual
Current assignee: Individual
Priority date: 2012-12-07
Filing date: 2012-12-07
Publication date: 2013-02-20

Abstract

The invention relates to a riveting clamp special for a retractable mast sleeve. The riveting clamp special for a retractable mast sleeve comprises a riveting base, a guide slot, a riveting core component, a limit rod, a workpiece bracket, a mobile bracket and a fixed bracket, wherein the guide slot is fixed on the upper end face of the riveting base; the middle part of the mast to be riveted is supported by the workpiece bracket; the riveting core component is sleeved in a cavity of the mast to be riveted; one end of the limit rod is fixedly connected with the side of a body block; the other end of the limit rod is fixedly connected with the upper end of the fixed bracket; the mobile bracket is arranged below the limit rod and positioned between the fixed bracket and the riveting core component; and a riveting stamping head on a punch press is aligned with a rivet to be riveted. When the specification of the mast to be riveted is changed, corresponding side guide blocks and riveting pads can be replaced. By adopting the riveting clamp, the mast can be riveted rapidly and reliably, the riveting efficiency is remarkably improved, the riveting quality is stable, and one person can operate independently, so that the labor cost and labor intensity are greatly reduced.

Description

Extension mast sleeve pipe Special riveting fixture

Technical field:

The present invention relates to a kind of riveting clamp, relate in particular to extension mast sleeve pipe Special riveting fixture.

Background technology:

Extension mast is the critical component of aerial work platform, and it is telescopic fishing rod structure.Only has the integral cannula structure that a joint mast is cold drawing molding in each joint sleeve pipe, other joint mast is the riveted joint mast, the structure of riveted joint mast as shown in Figure 1, mast 8 to be riveted is comprised of front mast 81, rear mast 82 and rivet 83, the shape of cross section of front mast 81 and rear mast 82 is the U-lag steel, the sleeve pipe that front mast 81 becomes with rear mast 82 symmetry rivetings.Riveted joint between front mast 81 and rear mast 82 is all to pass through manual rivet at present, during riveted joint, use the dual-gripper I-steel as frock, as Fig. 2, shown in Fig. 3, get out in advance rivet hole on front mast 81 and rear mast 82, by front mast 81 to be riveted and rear mast 82, be shelved on I-steel simultaneously, in the both sides of mast 8 to be riveted, respectively there is a people to live with hand rest, well keep afterwards mast in level on front mast 81 and rear mast 82 match-places, put into real core aluminium rivet in rivet hole, with skin hammer tapped, allow the deformed end of real core aluminium rivet expose fully, and then aim at real core rivet with iron hammer and firmly beat, make rivet 83 produce distortion and realize riveted joint between front mast 81 and rear mast 82, after all rivets on same side are all riveted, front mast 81 and synchronous the upset 180 ° of rear mast 82 are riveted to opposite side again.

Although manual rivet is invested little, simple to operate, also can be riveted, also there is following shortcoming:

1. rivet efficiency lower, on every mast, have 34 rivets at least, on average the riveted joint time needs 45 minutes/root, by 6 hours, calculates, and can only rivet 8 masts every day.

2. riveting quality is unstable.Because the number of rivets on every joint mast is many, in the manual rivet process, operator's muscle power is not constant, while just starting to rivet, the operator beats the strength abundance, and along with physical consumption, the back riveted joint is difficult to assurance and all reaches the requirement of predetermined riveted joint deflection, so just is difficult to guarantee that all rivet effects are the same.Saying, to once the beaing and repeatedly beat of rivet, is different on the impact of mast local deformation again, and after repeatedly beaing, it is large that the deflection around rivet is wanted certainly, will certainly have influence on the assembling of mast on machine.Riveted joint effect between every mast there are differences, and has so just caused riveting quality unstable.

3. human cost is high, and labour intensity is large.Due to when riveting, the mast spliced must will guarantee that normal riveted joint must be equipped with three labours in level, except riveting work, at the two ends of mast, two support staff also must be arranged, and labor cost is too high.In addition, rivet the pure manual work of leaning on, labour intensity is large, easily produces tired.

Summary of the invention:

The object of the present invention is to provide a kind of extension mast sleeve pipe Special riveting fixture, it can not only meet the machine riveting processing to the riveted joint mast sleeve pipe of all size, and riveted joint efficiency is high, and steady quality is easy to operate.

Technical scheme of the present invention is:

A kind of extension mast sleeve pipe Special riveting fixture, comprise the riveted joint seat, gathering sill, riveted joint lining core components, gag lever post, work supporting block, movable support bracket and analog bracket, gathering sill is fixed on the upper surface of riveted joint seat, described riveted joint lining core components is by the body piece, the side guide piece, the heelpiece piece, riveted joint pad and elastomer block form, the heelpiece piece is fixedly mounted on the bottom surface of body piece, two side guide pieces are fixed on the left and right side of body piece symmetrically, the riveted joint pad is fixed on the end face of body piece, two elastomer block are fixed on riveted joint pad upper surface, there is the space of dodging rivet between the two, the one end outside of mast to be riveted is inserted in gathering sill, the middle part of mast to be riveted is supported on work supporting block, riveted joint lining core components sleeve is in the inner chamber of mast to be riveted, one end of gag lever post is fixedly connected with the side of body piece, the other end is fixedly connected with the upper end of analog bracket, movable support bracket is arranged on the below of gag lever post, and between analog bracket and riveted joint lining core components, riveting drift pressure head on punch press is aimed at rivet to be riveted.

Further, described gathering sill is comprised of U-shaped water jacket, side slide plate and end slide plate, and the side slide plate is fixedly mounted on the medial surface of U-shaped water jacket, and end slide plate is fixedly mounted on the inside bottom surface of U-shaped water jacket.

Using method of the present invention is as follows:

Gathering sill is fixed on the upper surface of riveted joint seat, then gathering sill and the combination of riveted joint seat are installed on the workbench of punch press, the riveted joint lining core components that is fixed on the gag lever post left end first is shelved in the slippage road of gathering sill, one end of the mast to be riveted that will be comprised of front mast and rear mast again is shelved on work supporting block, the other end is shelved in the slippage road of gathering sill, then the operator holds up riveted joint lining core components on the other hand, the another hand rest plays mast to be riveted, by mobile mast mode to be riveted, riveted joint lining core components is inserted in the inner chamber of mast to be riveted, put into the slippage road of gathering sill after plug-in mounting is good, by range estimation, make rivet aligning staking punch to be punched can start punch press and carry out punching press, staking punch undershoot constant pressure due to punch press, the lower end of mast to be riveted is supported by gathering sill, inner chamber is by riveted joint lining core components holder lining, when the downward punching press of punch press, the elastomer block compressive deformation that is arranged on riveted joint pad upper surface makes the lower surface of rivet contact compressive deformation with riveted joint pad upper surface, while moving on drift, elastomer block forces the mast to be riveted bounce-back that resets, move again mast to be riveted after stamping riveting, so repeat stamping riveting, after the whole stamping rivetings of all rivets of a side, mast to be riveted is riveted to the rivet on another side again along gag lever post Rotate 180 °.

When the specification of mast to be riveted changes, as long as change corresponding side guide piece and riveted joint pad.

The riveted joint that extension mast sleeve pipe of the present invention arranged not only fast but also reliable, riveted joint efficiency is 5 times of existing manual rivet, the riveted joint time of every mast to be riveted only needs 8 minutes, the deflection of every rivet is identical, but only need just independent operation of a people in the riveted joint process, human cost is 1/5 of prior art, simultaneously operator's labour intensity decrease.

The accompanying drawing explanation:

The structural representation that Fig. 1 is mast to be riveted;

The structural representation that Fig. 2 is mast manual rivet to be riveted;

The left view that Fig. 3 is Fig. 2;

Fig. 4 is the structural representation that the present invention and punch press are used in conjunction with;

Fig. 5 is the structural representation of the present invention at riveting status;

Fig. 6 is gathering sill and the conjunction structural representation of riveting seat;

Fig. 7 is the structural representation of riveted joint lining core components and gag lever post conjunction.

Wherein: 1-rivets seat; The 2-gathering sill; 3-riveted joint lining core components; The 4-gag lever post; The 5-work supporting block; The 6-movable support bracket; The 7-analog bracket; 8-mast to be riveted; The 9-workbench; The 10-staking punch; 21-U type water jacket; 22-side slide plate; Slide plate at the bottom of 23-; 31-body piece; 32-side guide piece; 33-heelpiece piece; 34-rivets pad; The 35-elastomer block; Mast before 81-; Mast after 82-; The 83-rivet.

The specific embodiment:

Describe the specific embodiment of the invention scheme in detail below in conjunction with accompanying drawing:

Embodiment 1: a kind of extension mast sleeve pipe Special riveting fixture, comprise riveted joint seat 1, gathering sill 2, riveted joint lining core components 3, gag lever post 4, work supporting block 5, movable support bracket 6 and analog bracket 7, riveted joint seat 1 is fixedly mounted on the workbench 9 of punch press, gathering sill 2 is fixed on the upper surface of riveted joint seat 1, described gathering sill 2 is comprised of U-shaped water jacket 21, side slide plate 22 and end slide plate 23, side slide plate 22 is fixedly mounted on the medial surface of U-shaped water jacket 21, and end slide plate 23 is fixedly mounted on the inside bottom surface of U-shaped water jacket 21, described riveted joint lining core components 3 is by body piece 31, side guide piece 32, heelpiece piece 33, riveted joint pad 34 and elastomer block 35 form, heelpiece piece 33 is fixedly mounted on the bottom surface of body piece 31, two side guide pieces 32 are fixed on the left and right side of body piece 31 symmetrically, riveted joint pad 34 is fixed on the end face of body piece 31, elastomer block 35 is fixedly mounted on the upper surface of riveted joint pad 34, there is the space of dodging rivet 83 between the two, the one end outside of mast 8 to be riveted is inserted in gathering sill 2, the middle part of mast 8 to be riveted is supported on work supporting block 5, riveted joint lining core components 3 sleeves are in the inner chamber of mast 8 to be riveted, one end of gag lever post 4 is fixedly connected with the side of body piece 31, the other end is fixedly connected with the upper end of analog bracket 7, movable support bracket 6 is arranged on the below of gag lever post 4, and between analog bracket 7 and riveted joint lining core components 3, riveting drift pressure head 10 on punch press is aimed at rivet 83 to be riveted.

Claims

1. an extension mast sleeve pipe Special riveting fixture, it is characterized in that: comprise riveted joint seat (1), gathering sill (2), riveted joint lining core components (3), gag lever post (4), work supporting block (5), movable support bracket (6) and analog bracket (7), gathering sill (2) is fixed on the upper surface of riveted joint seat (1), described riveted joint lining core components (3) is by body piece (31), side guide piece (32), heelpiece piece (33), riveted joint pad (34) and elastomer block (35) form, heelpiece piece (33) is fixedly mounted on the bottom surface of body piece (31), two side guide pieces (32) are fixed on the left and right side of body piece (31) symmetrically, riveted joint pad (34) is fixed on the end face of body piece (31), elastomer block (35) is fixed on the upper surface of riveted joint pad (34), be provided with the space of dodging rivet (83) between the two, the one end outside of mast to be riveted (8) is inserted in gathering sill (2), the middle part of mast to be riveted (8) is being supported by work supporting block (5), riveted joint lining core components (3) sleeve is in the inner chamber of mast to be riveted (8), one end of gag lever post (4) is fixedly connected with the side of body piece (31), the other end is fixedly connected with the upper end of analog bracket (7), movable support bracket (6) is arranged on the below of gag lever post (4), and between analog bracket (7) and riveted joint lining core components (3), riveting drift pressure head (10) on punch press is aimed at rivet to be riveted (83).

2. extension mast sleeve pipe Special riveting fixture according to claim 1, it is characterized in that: described gathering sill (2) is comprised of U-shaped water jacket (21), side slide plate (22) and end slide plate (23), side slide plate (22) is fixedly mounted on the medial surface of U-shaped water jacket (21), and end slide plate (23) is fixedly mounted on the inside bottom surface of U-shaped water jacket (21).