CN215545180U - Convenient modular hood jig - Google Patents

Abstract

The utility model discloses a convenient modular blast cap drill jig which comprises a fixture body, a mold sleeve frame and a core rod; the fixture body is provided with a fixing hole matched with the core bar, and the fixture body is also provided with a limiting assembly for preventing the core bar and the fixing hole from rotating relatively; one end of the core bar close to the die sleeve frame is provided with an accommodating hole matched with the blast cap, the accommodating hole is provided with a threaded hole, and a compression screw is arranged in the threaded hole; the die sleeve frame is provided with a supporting component for supporting the hood, and the die sleeve frame is also provided with a vertical drilling die sleeve. The utility model has the advantages of convenient clamping, no need of scribing the blast cap, convenient and quick drilling, ensured quality, low requirement on the skill level of an operator and reduced labor intensity.

Description

Convenient modular hood jig

Technical Field

The utility model relates to the technical field of boiler devices, in particular to a convenient and fast modular blast cap drill jig.

Background

At present, air holes are uniformly distributed on the periphery of an air cap close to the head of an air distribution system of a boiler product and need to be drilled, the number of the air caps in the system is large, the air caps are not large, and the holes are small. The processing mode of the prior blast cap has two types: firstly, drawing a hole line on the blast cap, punching a sample, clamping on flat tongs, punching a hole by aligning the sample with a drill bit, and clamping and processing other holes on the circumference of the blast cap according to the method; (II) the blast cap with the drawn line is clamped and processed by a dividing head, and the process is as follows: firstly, drawing a dividing line on a dividing disc of a dividing head, then loosening a chuck by using a wrench, putting a wind cap in the chuck, clamping the chuck by using the wrench, then aligning the highest point of the wind cap by using a drill bit, then drilling down according to the line, and then dividing according to a dividing line crank drawn by the dividing disc to drill other holes on the circumference. The two methods are all used for marking, the clamping is time-consuming and difficult to drill, and the technical requirement on operators is high.

Disclosure of Invention

The utility model aims to solve the problems that: the convenient and fast modular blast cap drill jig is convenient to clamp, does not need to line a blast cap, is convenient and fast to drill, ensures the quality, has low requirement on the skill level of an operator, and reduces the labor intensity.

The technical scheme provided by the utility model for solving the problems is as follows: a convenient modular blast cap drill jig comprises a fixture body, a jig sleeve frame and a core rod; the fixture body is provided with a fixing hole matched with the core bar, and the fixture body is also provided with a limiting assembly for preventing the core bar and the fixing hole from rotating relatively; one end of the core bar close to the die sleeve frame is provided with an accommodating hole matched with the blast cap, the accommodating hole is provided with a threaded hole, and a compression screw is arranged in the threaded hole; the die sleeve frame is provided with a supporting component for supporting the hood, and the die sleeve frame is also provided with a vertical drilling die sleeve.

Preferably, a hand wheel is arranged at one end, far away from the die sleeve frame, of the core rod, and the hand wheel is connected with the core rod through a set screw.

Preferably, the limiting assembly comprises a pressing sleeve, a positioning pin and a spring, a limiting hole communicated with the fixing hole is formed in the fixture body, threads are formed in the inner wall of the limiting hole, the pressing sleeve is in threaded connection with the limiting hole, a through hole matched with the positioning pin is formed in the pressing sleeve, a limiting ring is arranged at the lower end of the positioning pin, the spring sleeve is arranged on the positioning pin, one end of the spring abuts against the limiting ring, the other end of the spring abuts against the pressing sleeve, and a circular groove matched with the positioning pin is formed in the outer circumferential surface of the core rod.

Preferably, the support assembly comprises a support bolt and a nut, the lower end of the support bolt is in threaded connection with the die sleeve frame, and the nut is mounted on the bolt.

Preferably, the clamping device comprises a bottom plate, and the clamp body and the die sleeve frame are both arranged on the bottom plate.

Preferably, the core rod is further provided with a round nut.

Compared with the prior art, the utility model has the advantages that:

1. the scribing process before the blast cap is drilled is reduced.

2. The clamping problem of the blast cap is simple and convenient.

3. The drill is guided by the die sleeve to drill, so that the problem that the cambered surface of the small hole is difficult to drill is solved.

4. The accuracy of the circumferential hole system is ensured.

5. The skill requirements on the operator are reduced.

Drawings

The accompanying drawings, which are included to provide a further understanding of the utility model and are incorporated in and constitute a part of this specification, illustrate embodiments of the utility model and together with the description serve to explain the utility model and not to limit the utility model.

FIG. 1 is a cross-sectional view of the present invention;

fig. 2 is a schematic perspective view of the present invention.

The attached drawings are marked as follows: 1. the device comprises a hand wheel, 2, a set screw, 3, a round nut, 4, a pressing sleeve, 5, a positioning pin, 6, a spring, 7, a compression screw, 8, a core rod, 9, a drill jig sleeve, 10, a supporting bolt, 11, a nut, 12, a jig sleeve frame, 13, a bottom plate, 14, a fixture body, 15 and a hood.

Detailed Description

The embodiments of the present invention will be described in detail with reference to the accompanying drawings and examples, so that how to implement the technical means for solving the technical problems and achieving the technical effects of the present invention can be fully understood and implemented.

In the description of the present invention, it should be noted that, for the terms of orientation, such as "central", "lateral", "longitudinal", "length", "width", "thickness", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", "clockwise", "counterclockwise", etc., it indicates that the orientation and positional relationship shown in the drawings are based on the orientation or positional relationship shown in the drawings, and is only for the convenience of describing the present invention and simplifying the description, but does 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 without limiting the specific scope of protection of the present invention.

Furthermore, if the terms "first" and "second" are used for descriptive purposes only, they are not to be construed as indicating or implying relative importance or implicitly indicating the number of technical features. Thus, a definition of "a first" or "a second" feature may explicitly or implicitly include one or more of the features, and in the description of the utility model, "a number" means two or more unless explicitly defined otherwise.

In the present invention, unless otherwise expressly specified or limited, the terms "assembled", "connected", and "connected" are to be construed broadly, e.g., as meaning fixedly connected, detachably connected, or integrally connected; or may be a mechanical connection; the two elements can be directly connected or connected through an intermediate medium, and the two elements can be communicated with each other. The specific meanings of the above terms in the present invention can be understood by those of ordinary skill in the art according to specific situations.

Embodiment of the utility model as shown in fig. 1 and 2, a convenient modular blast cap jig comprises a clamp body 14, a jig frame 12 and a core rod 8; the fixture body 14 is provided with a fixing hole matched with the core bar 8, and the fixture body 14 is also provided with a limiting component for preventing the core bar 8 and the fixing hole from rotating relatively; one end of the core rod 8 close to the die sleeve frame 12 is provided with a containing hole matched with the blast cap 15, the containing hole is provided with a threaded hole, and a compression screw 7 is arranged in the threaded hole; and a supporting component for supporting the blast cap 15 is arranged on the die sleeve frame 12, and a vertical drill die sleeve 9 is also arranged on the die sleeve frame 12.

In this embodiment, a hand wheel 1 is arranged at one end of the core rod 8 far away from the die sleeve frame 12, and the hand wheel 1 is connected with the core rod 8 through a set screw 2.

In this embodiment, spacing subassembly is including pressing cover 4, locating pin 5 and spring 6, be equipped with the spacing hole that communicates with the fixed orifices on the anchor clamps body 14, be equipped with the screw thread on the inner wall in spacing hole, press cover 4 with spacing hole threaded connection, be equipped with on the pressure cover 4 with locating pin 5 complex through-hole, the lower extreme of locating pin 5 is equipped with the spacing ring, the cover of spring 6 is established on locating pin 5, 6 one end of spring and spacing ring butt, the other end with press 4 butts of cover, be equipped with on the outer periphery of core bar 8 with 5 complex circular slots of locating pin.

In this embodiment, the support assembly includes a support bolt 10 and a nut 11, the lower end of the support bolt 10 is screwed with the die sleeve frame 12, and the nut 11 is mounted on the bolt.

In the embodiment, the clamping device comprises a bottom plate 13, and the clamp body 14 and the die sleeve frame 12 are both arranged on the bottom plate 13. In this embodiment, the core rod 8 is further provided with a round nut 3.

Wherein, the drill jig sleeve is connected with the jig frame through threads, so that the drill jig sleeves with different specifications can be replaced.

The installation process of the utility model is as follows: assembling a die sleeve frame and a clamp body corresponding to the specification of the blast cap on a bottom plate, penetrating a core rod into the clamp body, fixing the core rod by using a round nut, assembling a handle wheel on the square head of the core rod, fixing the core rod by using a set screw, sequentially putting a positioning pin and a spring into an upper hole of the clamp body, pressing the positioning pin in a round groove of the core rod by using a pressing sleeve pressing spring, and respectively assembling a drilling die sleeve, a support bolt and a nut on the die sleeve frame; then the wind cap is arranged in a core rod hole and fixed by a compression screw, the support bolt is adjusted to support the wind cap, and then the nut is screwed down, so that the drill jig can be placed on a workbench of a drilling machine, a drill bit can drill a hole for the wind cap along a drill jig sleeve, for example, the next hole on the circumference of the wind cap is drilled, only a hand wheel is rotated to drive the core rod to rotate, so that a positioning pin slides into the other circular groove of the core rod for positioning, and then the drill bit drills the wind cap along the drill cap, and the hole on the circumference of the wind cap can be drilled quickly by the method. The drill jig is mainly used for machining the air cap in an air distribution system of a boiler product, and solves the problem of machining holes of parts of the product.

The foregoing is merely illustrative of the preferred embodiments of the present invention and is not to be construed as limiting the claims. The present invention is not limited to the above embodiments, and the specific structure thereof is allowed to vary. All changes which come within the scope of the utility model as defined by the independent claims are intended to be embraced therein.

Claims (6)

1. The utility model provides a convenient modular hood jig which characterized in that: comprises a clamp body (14), a die sleeve frame (12) and a core rod (8); the fixture body (14) is provided with a fixing hole matched with the core rod (8), and the fixture body (14) is also provided with a limiting assembly for preventing the core rod (8) and the fixing hole from rotating relatively; one end, close to the die sleeve frame (12), of the core rod (8) is provided with an accommodating hole matched with the blast cap (15), the accommodating hole is provided with a threaded hole, and a compression screw (7) is arranged in the threaded hole; the mould sleeve frame (12) is provided with a supporting component for supporting the blast cap (15), and the mould sleeve frame (12) is also provided with a vertical drilling mould sleeve (9).

2. The portable modular cowl drill of claim 1, further comprising: and a hand wheel (1) is arranged at one end of the core rod (8) far away from the die sleeve frame (12), and the hand wheel (1) is connected with the core rod (8) through a set screw (2).

3. The portable modular cowl drill of claim 1, further comprising: spacing subassembly is including pressing cover (4), locating pin (5) and spring (6), be equipped with the spacing hole with the fixed orifices intercommunication on the anchor clamps body (14), be equipped with the screw thread on the inner wall in spacing hole, press cover (4) with spacing hole threaded connection, be equipped with on pressing cover (4) with locating pin (5) complex through-hole, the lower extreme of locating pin (5) is equipped with the spacing ring, spring (6) cover is established on locating pin (5), spring (6) one end and spacing ring butt, the other end with press cover (4) butt, be equipped with on the outer peripheral face of core bar (8) with locating pin (5) complex circular slot.

4. The portable modular cowl drill of claim 1, further comprising: the supporting component comprises a supporting bolt (10) and a nut (11), the lower end of the supporting bolt (10) is in threaded connection with the die sleeve frame (12), and the nut (11) is installed on the bolt.

5. The portable modular cowl drill of claim 1, further comprising: the clamping device comprises a bottom plate (13), and the clamp body (14) and the die sleeve frame (12) are both arranged on the bottom plate (13).

6. The portable modular cowl drill of claim 1, further comprising: the core rod (8) is also provided with a round nut (3).

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