CN2387992Y

CN2387992Y - Horizontal boring machine

Info

Publication number: CN2387992Y
Application number: CN 99246270
Authority: CN
Inventors: 吴希全
Original assignee: Individual
Current assignee: Individual
Priority date: 1999-09-30
Filing date: 1999-09-30
Publication date: 2000-07-19
Anticipated expiration: 2009-09-30

Abstract

The utility model relates to a horizontal boring machine which is used when holes are bored. The utility model comprises a machine frame, a motor, a gear box, a belt wheel, a connecting driving device, a boring bar positioning sleeve, a fixing steel bar, a boring bar, a boring cutter and a boring bar moving device, wherein, the motor and the gear box are fixedly arranged on the machine frame; the boring bar is a stepped shaft bar; a boring cutter installing hole is arranged on the shaft part with the maximum shaft diameter, and one end with the minimum shaft diameter is a power input end; the boring bar moving device and the boring bar positioning sleeve are arranged on the boring bar; the boring bar is connected with the gear box together via the connecting driving device. The utility model has the advantages of small size, light weight, convenient operation, low cost, good concentricity of bored holes, etc.

Description

Horizontal Boring machine

The machining equipment that the utility model uses when relating to a kind of bore hole, particularly a kind of horizontal Boring machine.

Construction implement, as bull-dozer, machinery such as excavator is because its poor working environment, mostly be under water, the Gobi desert, local work that dust storm is big and walking, the most flimsy is big forearm hole, the scraper bowl hole, the guide wheel hole, the thrust wheel hole, moping pulley hole etc., but present restorative procedure is at the construction field (site) eligible for repair parts to be removed earlier, transport to local place under repair with these parts of handlebar then with repair capability, its repair procedures needs again through hanging, unload, peace, multiple working procedures such as card are processed, earlier the borehole jack of wearing and tearing is got off to weld with scarfing oxygen, car, operations such as boring, again it is welded back on the original paper, its shortcoming is a decentraction, more fragile, and cost is big, repair cycle is long, complicated operation, the expense height, for such as large components such as scraper bowls, also need to load and transport with crane.

The purpose of this utility model provides a kind of simple in structure, in light weight, easy to operate, bore hole concentricity height, can be directly to the horizontal Boring machine that the bore hole operation is carried out in the job site.

The purpose of this utility model is achieved in that a kind of horizontal Boring machine, comprise frame, motor, gearbox, belt pulley, connection transmission device, boring bar positioning sleeve, fixedly reinforcing bar, boring bar, boring cutter and boring bar mobile device, motor and gearbox are fixedly mounted on the frame, be connected with belt by belt pulley between the power input shaft of motor and gearbox, the power output shaft of gearbox is a spline major axis;

Boring bar is a ladder axostylus axostyle, and the shaft part of its diameter of axle maximum is provided with the boring cutter installing hole, and the shaft part of its diameter of axle minimum is a power intake, and the outer surface of the shaft part that its diameter of axle second is little is provided with external screw thread;

Connect transmission device by pole, be fixedly installed on the radial bearing at pole two ends and the belt pulley that is separately positioned on the radial bearing is formed, its middle belt pulley is connected with gearbox power output shaft spline, and the shaft part flat key of diameter of axle minimum is connected on belt pulley and the boring bar power intake;

The boring bar positioning sleeve is the pipe cover that the external diameter of the shaft part of diameter of axle maximum on an internal diameter and the boring bar matches;

The boring bar mobile device is had the outer shaft, radial bearing, outer shaft setscrew nut and the setscrew nut that have handle on the internal axle sleeve, outer wall of mounting flange and forms by an end, the external diameter of the shaft part of diameter of axle maximum matches on the internal diameter of internal axle sleeve and the boring bar, be provided with screw thread on its outer surface, internal axle sleeve is enclosed within on the shaft part of diameter of axle maximum on the boring bar in the mode that mounting flange points to the shaft part of diameter of axle maximum on the boring bar; The internal diameter of outer shaft and the external diameter of internal axle sleeve match, the inner surface of outer shaft be provided with the internal axle sleeve outer surface on the internal thread that matches of external screw thread, internal axle sleeve and outer shaft are threaded, be provided with external screw thread with the outer surface of outer shaft one end that the mounting flange direction is opposite on the internal axle sleeve, have a diameter and radial bearing external diameter in same end inside and match and merge cannelure greater than the outer shaft internal diameter, radial bearing is installed in this cannelure; Second largest shaft part external diameter of the diameter of axle matches on the internal diameter of radial bearing and the boring bar; The outer shaft setscrew nut is a hat nut, its osculum end internal diameter is less than the external diameter of radial bearing, and external diameter greater than setscrew nut, its internal thread that matches by the external screw thread with outer shaft one end of big opening end is fixed on an end of outer shaft, radial bearing is fixed in the cannelure of outer shaft one end; The external diameter of setscrew nut is greater than the internal diameter of radial bearing, and it is fixed on the little shaft part of the diameter of axle on the boring bar second by internal thread.

Because the utility model weight has only about 60 kilograms, each building block volume is little, taking a back tricycle apart can load, its cost has only about thousand yuan, and it is boring pair of holes on a part simultaneously, borehole concentricity height can directly carry out bore hole at the construction field (site), has reduced the time of user's maintenance of equipment and the expenditure of maintenance cost.

Fig. 1 is a structural representation of the present utility model

Fig. 2 is the local structure for amplifying schematic diagram of the utility model boring bar mobile device

Fig. 3 connects the local structure for amplifying schematic diagram of transmission device for the utility model

Structural representation when Fig. 4 processes the excavator-type shovel clamshell excavator hole for the utility model

Below in conjunction with accompanying drawing the specific embodiment of the present utility model is further described: a kind of horizontal Boring machine, comprise frame 19, motor 18, gearbox 15, belt pulley 9,21,16,17, connect transmission device, boring bar positioning sleeve 2, fixedly reinforcing bar 25, boring bar, boring cutter 27 and boring bar mobile device, motor 18 and gearbox 15 are fixedly mounted on the frame 19, be connected by belt pulley 17,16 usefulness belts between the power input shaft of motor 18 and gearbox 15, the power output shaft 20 of gearbox 15 is a spline major axis; If there is not electricity, also can be with the fuel engines on the little four-wheel as power.

Boring bar is a ladder axostylus axostyle, and the shaft part 1 of its diameter of axle maximum is the longest, is provided with boring cutter installing hole 3 thereon, and the shaft part 11 of its diameter of axle minimum is a power intake, and the outer surface of the shaft part 12 that its diameter of axle second is little is provided with external screw thread;

Connect transmission device by pole 22, be fixedly installed on the radial bearing 10,14 at pole 22 two ends and the belt pulley 9,21 that is separately positioned on the

radial bearing

10,14 is formed, its middle belt pulley 21 is connected with gearbox power output shaft 20 splines, shaft part 11 flat keys of diameter of axle minimum are connected on belt pulley 9 and the boring bar power intake, the effect that connects transmission device is that power is input on the boring bar on the one hand, be also will make in the power boring bar can be along its axis move left and right in transmission on the other hand, wherein pole 22 can also be played the effect of tensioning driving belt;

Boring bar positioning sleeve 2 is the pipe cover that the external diameter of the shaft part 1 of diameter of axle maximum on an internal diameter and the boring bar matches;

The boring bar mobile device is had the outer shaft 23, radial bearing 6, outer shaft setscrew nut 7 and the setscrew nut 8 that have handle 5 on the internal axle sleeve 4, outer wall of mounting flange 24 and forms by an end, the external diameter of the shaft part 1 of diameter of axle maximum matches on the internal diameter of internal axle sleeve 4 and the boring bar, be provided with screw thread on its outer surface, internal axle sleeve 4 is enclosed within on the shaft part 1 of diameter of axle maximum on the boring bar in the mode that mounting flange 24 points to the shaft part 1 of diameter of axle maximum on the boring bar; The external diameter of the internal diameter of outer shaft 23 and internal axle sleeve 4 matches, the inner surface of outer shaft 23 be provided with internal axle sleeve 4 outer surfaces on the internal thread that matches of external screw thread, internal axle sleeve 4 and outer shaft 23 are threaded, be provided with external screw thread with the outer surface of outer shaft 23 1 ends that mounting flange 24 directions are opposite on the internal axle sleeve 4, have a diameter and radial bearing 6 external diameters in same end inside and match and merge cannelure greater than outer shaft 23 internal diameters, radial bearing 6 is installed in this cannelure; Second largest shaft part 13 external diameters of the diameter of axle match on the internal diameter of radial bearing 6 and the boring bar, and cover thereon; Outer shaft setscrew nut 7 is a hat nut, its osculum end internal diameter is less than the external diameter of radial bearing 6, and external diameter greater than setscrew nut 8, its internal thread that matches by the external screw thread with outer shaft 23 1 ends of big opening end is fixed on an end of outer shaft 23, radial bearing 6 is fixed in the cannelure of outer shaft 23 1 ends; The external diameter of setscrew nut 8 is greater than the internal diameter of radial bearing 6, and it is fixed on the little shaft part 12 of the diameter of axle on the boring bar second by internal thread.

If the length of the shaft part 13 that the diameter of axle on the groove depth of the cannelure of outer shaft 23 1 ends and the boring bar is second largest is made the axial length that is less than or equal to radial bearing 6, after being installed in the boring bar mobile device on the boring bar this moment, grasp handle 5 on the outer shaft 23 when boring bar is pulled about axially, the boring bar mobile device can be on boring bar left and right sides play, the quality of borehole is better.

As shown in Figure 4, use the utility model on excavator bucket 28 during boring bucket hole, earlier boring bar insert on the excavator-type shovel clamshell excavator 28 by in the bore hole, by the orginal of bore hole to be served as foundation correction boring bar, to notice that especially the hole is parallel up and down, and pitch-row, and according to the length in the hole of want boring, corresponding adjustable operating range between outer shaft 23 and the internal axle sleeve 4 is transferred to length greater than the hole of want boring, then shaft part 1 one ends of boring bar positioning sleeve 2 from boring bar diameter of axle maximum are enclosed within on this shaft part 1, boring bar mobile device and connection transmission device are installed on shaft part 11 1 ends of boring bar diameter of axle minimum successively, respectively each with three fixedly reinforcing bar 25 with uniform mode the mounting flange 24 on boring bar positioning sleeve 2 and the internal axle sleeve 4 respectively with being weldingly fixed on together of one side by borer spare 26, and make them and reserved the space of 5-8 centimetre between the borer spare 26, so that boring cutter 27 is installed; After boring cutter 27 installs, start motor, boring bar begins to rotate, because the internal axle sleeve 4 in the boring bar mobile device is by the fixing reinforcing bar 25 and be fixed and welded together by borer spare 26 of three of 24 usefulness of the mounting flange on it, the handle 5 that grasp on the outer shaft 23 this moment rotates to the left or to the right, under the effect of the screw thread, radial bearing 6, outer shaft setscrew nut 7 and the setscrew nut 8 that connect internal axle sleeve 4 and outer shaft 23, can make boring bar with respect to produced axial moving to the left or to the right by borer spare 26, so just can in by borer spare 26, bore needed hole; Because the belt pulley 21 that connects in the transmission device is connected with gearbox 15 power output shafts 20 splines, its can be on gearbox 15 power output shafts 20 move left and right, therefore guaranteeing that boring bar can make the boring bar move left and right again in the rotation continuously.

Claims

1. horizontal Boring machine, comprise frame (19), motor (18), gearbox (15), belt pulley (9,21,16,17), connect transmission device, boring bar positioning sleeve (2), fixedly reinforcing bar (25), boring bar, boring cutter (27) and boring bar mobile device, it is characterized in that motor (18) and gearbox (15) are fixedly mounted on the frame (19), be connected with belt by belt pulley (17,16) between the power input shaft of motor (18) and gearbox (15), the power output shaft (20) of gearbox (15) is a spline major axis;

Boring bar is a ladder axostylus axostyle, and the shaft part of its diameter of axle maximum (1) is provided with boring cutter installing hole (3), and the shaft part of its diameter of axle minimum (11) is a power intake, and the outer surface of the shaft part (12) that its diameter of axle second is little is provided with external screw thread;

Connect transmission device by pole (22), be fixedly installed on the radial bearing (10,14) at pole (22) two ends and the belt pulley (9,21) that is separately positioned on the radial bearing (10,14) is formed, its middle belt pulley (21) is connected with gearbox power output shaft (20) spline, and shaft part (11) flat key of diameter of axle minimum is connected on belt pulley (9) and the boring bar power intake;

Boring bar positioning sleeve (2) is the pipe cover that the external diameter of the shaft part (1) of diameter of axle maximum on an internal diameter and the boring bar matches;

The boring bar mobile device is had the outer shaft (23), radial bearing (6), outer shaft setscrew nut (7) and the setscrew nut (8) that have handle (5) on the internal axle sleeve (4), outer wall of mounting flange (24) and forms by an end, the external diameter of the shaft part (1) of diameter of axle maximum matches on the internal diameter of internal axle sleeve (4) and the boring bar, be provided with screw thread on its outer surface, internal axle sleeve (4) is enclosed within on the shaft part (1) of diameter of axle maximum on the boring bar in the mode that mounting flange (24) points to the shaft part (1) of diameter of axle maximum on the boring bar; The external diameter of the internal diameter of outer shaft (23) and internal axle sleeve (4) matches, the inner surface of outer shaft (23) be provided with and internal axle sleeve (4) outer surface on the internal thread that matches of external screw thread, internal axle sleeve (4) and outer shaft (23) are threaded, the outer surface of going up opposite outer shaft (23) one ends of mounting flange (24) direction with internal axle sleeve (4) is provided with external screw thread, have a diameter and radial bearing (6) external diameter in same end inside and match and merge cannelure greater than outer shaft (23) internal diameter, radial bearing (6) is installed in this cannelure; Second largest shaft part (13) external diameter of the diameter of axle matches on the internal diameter of radial bearing (6) and the boring bar; Outer shaft setscrew nut (7) is a hat nut, its osculum end internal diameter is less than the external diameter of radial bearing (6), and external diameter greater than setscrew nut (8), its internal thread that matches by the external screw thread with outer shaft (23) one ends of big opening end is fixed on an end of outer shaft (23), and radial bearing (6) is fixed in the cannelure of outer shaft (23) one ends; The external diameter of setscrew nut (8) is greater than the internal diameter of radial bearing (6), and it is fixed on the little shaft part (12) of the diameter of axle on the boring bar second by internal thread.

2. horizontal Boring machine according to claim 1 is characterized in that the length of the shaft part (13) that the diameter of axle on the groove depth of cannelure of outer shaft (23) one ends and the boring bar is second largest is less than or equal to the axial length of radial bearing (6).