One-riveting four-adjusting type brake shoe riveting machine

Abstract

The utility model discloses a one-riveting four-adjusting type brake shoe riveting machine which comprises a riveting piece structure, a hydraulic telescopic cylinder and a riveting piece rack, the riveting piece structure is divided into a left part and a right part, and the hydraulic telescopic cylinder and the riveting piece rack are fixedly installed; the riveting piece structure is composed of a riveting piece base, sliding blocks, a riveting piece rod, a first limiting bolt and second limiting bolts, a sliding groove is formed in the riveting piece base, the four sliding blocks are arranged in the sliding groove, a plurality of second limiting bolts penetrate through the riveting piece base, a limiting pressing plate is fixedly installed at one end of each second limiting bolt, a hole is formed in each sliding block, and the riveting piece rod is inserted into the hole in a sliding mode. The sliding block is in threaded connection with a first limiting bolt. Riveting time is set through a timer, and running time is set for a hydraulic pump and an electromagnetic valve, so that riveting duration precision is more accurate, the service life of equipment is prolonged, relative displacement of a riveting piece structure is achieved, preparation work of riveting pieces is completed, operation is rapid and easy, multi-station adjustment is achieved, the function of riveting four holes through one rivet is achieved, and riveting piece efficiency is improved.

Description

TECHNICAL FIELD

[0001] The utility model relates to the technical field of automobile maintenance, in particular to a one rivet four adjustment type brake shoe rivet piece machine. BACKGROUND

[0002] There are two ways for the riveting of the brake shoe and the brake shoe: one is to use the rivet screw to fasten the brake shoe and the brake shoe, and the rivet screw has the defects of high cost, complicated operation and low efficiency; the other is to use the rivet to rivet the brake shoe and the brake shoe, and the riveting principle is that the rivet is threaded between the brake shoe and the brake shoe, and external force is used to deform it to achieve the effect of one-time riveting.

[0003] The current common practice is to use iron rivets, which have the characteristics of high hardness and difficult deformation but tight riveting.

[0004] The rivet riveting is divided into two kinds: one is pneumatic wind pick impact, and manual control, which has the advantages of low cost and the disadvantages that two people operate, one person controls the wind pick pressing, opens the wind pick switch, and one person holds the brake shoe to move the position, so that the riveting quality cannot be guaranteed and the riveting is easy to be damaged and not tight.

[0005] The second is hydraulic cylinder pressure rivet deformation, manual control, tight riveting, and high degree of automation.

[0006] The existing hydraulic rivet piece machine has few stations, generally adopts one rivet two structure, and has low efficiency.

[0007] Therefore, we propose a one rivet four adjustment type brake shoe rivet piece machine to solve the problems in the above. INVENTION CONTENTS

[0008] The utility model aims at providing a one rivet four adjustment type brake shoe rivet piece machine to solve the problems in the above.

[0009] To achieve the above object, the utility model provides the following technical scheme: a one rivet four adjustment type brake shoe rivet piece machine, which comprises: a rivet piece structure, the rivet piece structure is divided into left and right two parts, wherein the right part rivet piece structure is fixedly installed on the rivet piece frame, the left part rivet piece structure is fixedly connected with a hydraulic telescopic cylinder, and the hydraulic telescopic cylinder is fixedly installed on the rivet piece frame.

[0010] The rivet piece structure is composed of a rivet piece seat, a sliding block, a rivet piece rod, a limiting bolt one and a limiting bolt two, the rivet piece seat is provided with a sliding groove, four sliding blocks are arranged in the sliding groove, the sliding block is slidably connected with the rivet piece seat through the sliding groove, a plurality of limiting bolt twos are penetrated through the rivet piece seat, one end of the limiting bolt two is fixedly installed with a limiting pressing plate, the limiting pressing plate is attached to the sliding block, and the limiting bolt two is threadedly connected with the rivet piece seat.

[0011] The sliding block is internally provided with a hole, and a rivet rod is slidingly inserted into the hole; a limiting bolt one is threadedly connected to the sliding block and penetrates the hole from both the inner and outer surfaces of the sliding block.

[0012] Preferably, the end of the limiting bolt one and the limiting bolt two are both provided with an internal hex nut.

[0013] Preferably, the rivet rack is provided with a telescopic guide and a fixed rod, and the telescopic guide is fixedly connected with the left rivet structure.

[0014] Preferably, the rivet rack is fixedly arranged on the upper surface of the lifting platform, the lifting platform is connected with the power machine box through lifting guide rods and a hand-operated jack, the power hand wheel of the hand-operated jack extends to the surface of the power machine box, and the outer surface of the power machine box is further provided with a timer.

[0015] Preferably, the power machine box is internally provided with a hydraulic pump, an electromagnetic valve and a hydraulic oil tank, the hydraulic pump is connected with the hydraulic oil tank and the hydraulic telescopic cylinder through an oil pressure pipeline, the electromagnetic valve is arranged on the oil pressure pipeline, and the electromagnetic valve and the hydraulic pump are both connected with the timer.

[0016] Compared with the prior art, the utility model has the beneficial effects that:

[0017] The riveting time is set through the timer, the traditional pedal type control switch is replaced, the running time of the hydraulic pump and the electromagnetic valve is set, the riveting time accuracy is more accurate, the service life of the equipment is improved, the hydraulic pump supplies oil to the hydraulic telescopic cylinder, the flow is controlled through the electromagnetic valve, the hydraulic telescopic cylinder is controlled to extend and retract, the rivet structure is translated, the relative displacement of the rivet structure is realized, and the preparation work of the rivet is completed.

[0018] The height and the relative gap of the four sliding blocks are adjusted through the limiting bolt two, the rivet rod is quickly installed through the limiting bolt one, the operation is quick and simple, the multiple stations are adjustable, the function of riveting four holes is realized, and the rivet efficiency is improved. BRIEF DESCRIPTION OF DRAWINGS

[0019] Fig. 1 It is a structural schematic view of the utility model;

[0020] Fig. 2 It is a structural schematic view of the rivet structure in the utility model.

[0021] In the figure: 1, power machine box; 2, rivet frame; 3, hydraulic pump; 4, electromagnetic valve; 5, oil pressure pipeline; 6, hydraulic telescopic cylinder; 7, telescopic guide; 8, fixed rod; 9, rivet structure; 10, rivet seat; 11, sliding groove; 12, sliding block; 13, rivet rod; 14, limit bolt one; 15, inner six nut; 16, limit bolt two; 17, limit pressing plate; 18, hand-operated jack; 19, lifting guide rod; 20, hand wheel; 21, hydraulic oil tank; 22, lifting platform; 23, timer. DETAILED DESCRIPTION

[0022] The technical solutions in the embodiments of the utility model will be clearly and completely described below with reference to the drawings in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, rather than all the embodiments. Based on the embodiments in the utility model, all other embodiments obtained by those skilled in the art without creative labor fall within the scope of protection of the utility model.

[0023] Please refer to Figs. 1-2 The utility model provides a kind of technical scheme: a rivet four adjustment type brake shoe rivet machine, comprising: rivet structure 9, the rivet structure 9 is divided into left and right two parts, wherein right part rivet structure 9 is fixedly installed on rivet frame 2, left part rivet structure 9 is fixedly connected with hydraulic telescopic cylinder 6, hydraulic telescopic cylinder 6 is fixedly installed with rivet frame 2, and hydraulic telescopic cylinder 6 drives left part rivet structure 9 to move left and right;

[0024] Rivet frame 2 is fixedly arranged on the upper surface of lifting platform 22, and lifting platform 22 is connected with power machine box 1 through lifting guide rod 19 and hand-operated jack 18, and the power hand wheel 20 of hand-operated jack 18 extends to the surface of power machine box 1, and timer 23 is also installed on the outer surface of power machine box 1;

[0025] Rivet structure 9 is composed of rivet seat 10, sliding block 12, rivet rod 13, limit bolt one 14 and limit bolt two 16, sliding groove 11 is formed in rivet seat 10, four sliding blocks 12 are arranged in sliding groove 11, sliding block 12 is slidably connected with rivet seat 10 through sliding groove 11, a plurality of limit bolt two 16 penetrates through rivet seat 10, limit bolt two 16 is fixedly installed with limit pressing plate 17 at one end, limit pressing plate 17 is attached to sliding block 12, limit bolt two 16 is threadedly connected with rivet seat 10, limit pressing plate 17 is pushed in by rotating limit bolt two 16, and sliding block 12 is fixedly pressed in sliding groove 11, so that the positioning of sliding block 12 is realized;

[0026] The sliding block 12 is provided with a hole, a rivet rod 13 is slidingly inserted into the hole, a limiting bolt one 14 is threadedly connected to the sliding block 12, the limiting bolt one 14 penetrates the two surfaces of the hole of the sliding block 12, and the sliding block 12 is fixedly installed with the sliding block 12 by screwing the limiting bolt one 14;

[0027] The end of the limiting bolt one 14 and the limiting bolt two 16 is provided with an inner hex nut 15;

[0028] The rivet rack 2 is provided with an extension guide 7 and a fixed rod 8, one end of the extension guide 7 is fixedly connected with a left rivet structure 9, so that the rivet structure 9 keeps horizontal during movement, and the fixed rod 8 forms a stable structure of the rivet rack 2;

[0029] The power machine box 1 is provided with a hydraulic pump 3, a solenoid valve 4 and a hydraulic oil tank 21, the hydraulic pump 3 is connected with the hydraulic oil tank 21 and a hydraulic telescopic cylinder 6 through an oil pressure pipeline 5, the solenoid valve 4 is arranged on the oil pressure pipeline 5, and the solenoid valve 4 and the hydraulic pump 3 are controlled and connected with a timer 23.

[0030] Working principle: the riveting time is set through the timer 23, the operation time of the hydraulic pump 3 and the solenoid valve 4 is set, the hydraulic pump 3 supplies oil to the hydraulic telescopic cylinder 6, the flow is controlled by the solenoid valve 4, the hydraulic telescopic cylinder 6 is controlled to extend and retract, the rivet structure 9 is translated, the relative displacement of the rivet structure 9 is realized, and the preparation work of the rivet is completed;

[0031] The height and the relative gap of the four sliding blocks 12 are adjusted by the limiting pressure plate 17 controlled by the limiting bolt two 16, and the rivet rod 13 is quickly installed by the limiting bolt one 14, so that the operation is quick and simple.

[0032] The contents not described in detail in the specification belong to the prior art known by the person skilled in the art.

[0033] Although the embodiments of the utility model have been shown and described, it can be understood by those skilled in the art that various changes, modifications, replacements and variations can be made to the embodiments without departing from the principles and spirits of the utility model, and the scope of the utility model is defined by the appended claims and their equivalents.

Claims

1. A one-fourth adjustable brake shoe rivet machine comprising: The rivet structure (9) is characterized in that: the rivet structure (9) is divided into left and right two parts, wherein the right rivet structure (9) is fixedly installed on the rivet rack (2), and the left rivet structure (9) is fixedly connected with the hydraulic telescopic cylinder (6), and the hydraulic telescopic cylinder (6) is fixedly installed on the rivet rack (2); The rivet structure (9) is composed of a rivet seat (10), a sliding block (12), a rivet rod (13), a limiting bolt one (14) and a limiting bolt two (16). The sliding groove (11) is arranged in the rivet seat (10). The four sliding blocks (12) are arranged in the sliding groove (11). The sliding block (12) is slidably connected with the rivet seat (10) through the sliding groove (11). The limiting bolt two (16) penetrates through the rivet seat (10). The limiting bolt two (16) is fixedly installed with a limiting pressing plate (17) at one end. The limiting pressing plate (17) is attached to the sliding block (12). The limiting bolt two (16) is threadedly connected with the rivet seat (10). The sliding block (12) is provided with a hole. The rivet rod (13) is slidably inserted into the hole. The limiting bolt one (14) is threadedly connected to the sliding block (12). The limiting bolt one (14) penetrates through the inner and outer surfaces of the hole of the sliding block (12).

2. A one-rivet four-adjustable brake shoe rivet machine according to claim 1, wherein, The end of the limiting bolt one (14) and the limiting bolt two (16) is provided with an inner hex nut (15).

3. The one rivet four-adjustable brake shoe rivet machine of claim 1, wherein, The rivet rack (2) is provided with a telescopic guide (7) and a fixed rod (8). One end of the telescopic guide (7) is fixedly connected with the left rivet structure (9).

4. The one rivet four-adjustable brake shoe rivet machine of claim 1, wherein, The rivet rack (2) is fixedly arranged on the upper surface of the lifting platform (22). The lifting platform (22) is connected with the power machine box (1) through the lifting guide rod (19) and the hand-operated jack (18). The power hand wheel (20) of the hand-operated jack (18) extends to the surface of the power machine box (1). The outer surface of the power machine box (1) is further provided with a timer (23).

5. The one rivet four-adjustable brake shoe rivet machine of claim 4, wherein, The power machine box (1) is provided with a hydraulic pump (3), a solenoid valve (4) and a hydraulic oil tank (21). The hydraulic pump (3) is connected with the hydraulic oil tank (21) and the hydraulic telescopic cylinder (6) through the oil pressure pipeline (5). The solenoid valve (4) is arranged on the oil pressure pipeline (5). The solenoid valve (4) and the hydraulic pump (3) are connected with the timer (23).

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