阅读说明：本技术 一种便携式螺孔加工装置 (Portable screw hole machining device ) 是由 马林 戚雪峰 马轲 王娇锋 李涛 邢伟 佟向懿 于国库 于 2021-08-23 设计创作，主要内容包括：本发明提出的是一种便携式螺孔加工装置。包括定位机构、进给机构及钻孔装置；所述定位机构安装在焊接件的两侧将焊接件夹紧,定位机构的一侧设置有进给机构,进给机构上装配有钻孔装置。由于本发明采用在对狭小空间焊接件螺孔加工时,利用定位机构使装置与焊接件固定,进给机构安装在定位机构内,可以使装置在一次安装的情况下完成焊接件所有螺栓孔的加工工作,根据不同焊接件选取相适宜的钻孔工装样板提供了施工的精度,适应于任何状态下使用,摆脱了空间对施工的影响,降低了施工上人力的消耗,提高了狭小空间焊接件螺栓孔的加工质量。夹板机构和进给机构结构简单,方便操作,适宜作为一种便携式螺孔加工装置使用。(The invention provides a portable screw hole machining device. Comprises a positioning mechanism, a feeding mechanism and a drilling device; the positioning mechanism is arranged on two sides of the welding part to clamp the welding part, a feeding mechanism is arranged on one side of the positioning mechanism, and a drilling device is assembled on the feeding mechanism. The device is fixed with the welding part by the positioning mechanism when the screw hole of the welding part in a narrow space is machined, and the feeding mechanism is arranged in the positioning mechanism, so that the device can complete the machining of all bolt holes of the welding part under the condition of one-time installation. The clamping plate mechanism and the feeding mechanism are simple in structure and convenient to operate, and are suitable for being used as a portable screw hole machining device.)

1. The utility model provides a portable screw processingequipment, includes positioning mechanism, feed mechanism and drilling equipment, its characterized in that:

the positioning mechanism is temporarily assembled at two sides of a welding part (4) to be processed, and the welding part (4) in the middle of the positioning mechanism is clamped and fixed by a fastener;

the feeding mechanism is arranged on the right side of the positioning mechanism;

the drilling device is arranged on the feeding mechanism and is used for drilling the welding part (4) clamped in the positioning mechanism under the driving of the feeding mechanism.

2. A portable screw hole machining device according to claim 1, wherein:

the positioning mechanism comprises a fastener, an end face fixing plate (1), a drilling tool template (2) and a connecting plate (3); the end face fixing plate (1) is arranged on one side of a welding part (4) to be processed, a drilling tool sample plate (2) is arranged on the other side of the welding part (4) corresponding to the end face fixing plate (1), a fixing wire pair (5) penetrates through the outer side of the drilling tool sample plate (2), penetrates through the welding part (4) and penetrates out of the outer side of the end face fixing plate (1), the positioning mechanism is locked on the outer side of the end face fixing plate (1) through a locking nut (5.1), and the welding part (4) is clamped between the positioning mechanisms for fixing;

the connecting plate (3) is assembled on the drilling tool sample plate (2) in a clearance fit mode, the feeding mechanism can axially rotate relative to the positioning mechanism, and the drilling mechanism on the feeding mechanism is aligned with the hole in the drilling tool sample plate (2) through rotation.

3. A portable screw hole machining device according to claim 2, wherein:

the feeding mechanism comprises a movable assembly and a transmission assembly;

the movable assembly is assembled at the rear part of the positioning mechanism and is connected with a connecting plate (3) of the positioning mechanism through a connecting bolt (3.1);

the transmission assembly is inserted and assembled on the right side of the movable assembly to form a feeding mechanism.

4. A portable screw hole machining device according to claim 3, wherein:

the movable assembly comprises a fixed plate (6) and a sliding plate (7);

the fixing plate (6) is of a rectangular structure, and a first end plate (6.1) and a second end plate (6.2) are respectively arranged on the left side and the right side of the fixing plate; the first end plate (6.1) is connected with the connecting plate (3) through the connecting bolt (3.1), and the second end plate (6.2) is provided with a through hole for assembling and connecting the transmission assembly;

the upper end and the lower end of the plate surface of the fixed plate (6) are respectively provided with a raised slideway (6.3), and a sliding chute (6.4) is arranged between the slideways (6.3);

the back of the sliding plate (7) is provided with two strip-shaped sliding blocks (7.2), the sliding plate (7) is clamped in a sliding groove (6.4) on the fixed plate (6) through the sliding blocks (7.2), a transmission block (7.1) is transversely and fixedly arranged between the two sliding blocks (7.2), and a circular through hole for the transmission rod (6.5) to pass through is formed in the transmission block (7.1).

5. A portable screw hole machining device according to claim 3, wherein:

the transmission assembly comprises a transmission rod (6.5), a flexible shaft joint (6.6), a flexible transmission shaft (8) and a transmission motor (9);

the flexible shaft joint (6.6) is arranged at the rear end of the second end plate (6.2), the transmission rod (6.5) is connected to the left side of the flexible shaft joint (6.6), the flexible transmission shaft (8) is connected to the right side of the flexible shaft joint, the flexible shaft joint (6.6) has a transmission function, and the transmission rod (6.5) and the flexible transmission shaft (8) which are respectively arranged on the two sides can be linked by utilizing the flexible shaft joint (6.6);

one end of the transmission rod (6.5) penetrates through the second end plate (6.2) and is inserted into the sliding groove (6.4) of the movable assembly, the transmission rod sequentially penetrates through two transmission blocks (7.1) on the back surface of the sliding plate (7) and is movably connected with the sliding plate (7), the other end of the transmission rod is installed on the flexible shaft joint (6.6), one end of the flexible transmission shaft (8) is connected to the flexible shaft joint (6.6), and the other end of the flexible transmission shaft is connected to the transmission motor (9).

6. A portable screw hole machining device according to claim 1, wherein:

the drilling device comprises a right-angle pneumatic drill (10), an upper clamping plate (12) and a fixed seat (11);

the fixed seat (11) is installed on the front face of the sliding plate (7) through a fixed bolt (11.1), the right-angle pneumatic drill (10) is assembled on the fixed seat (11) through the upper clamping plate (12), and the right-angle pneumatic drill (10) moves axially along with the sliding plate (7).

7. A portable screw hole machining device according to claim 5, wherein:

the through hole of the transmission component, which is arranged on the transmission block (7.1) on the back of the sliding plate (7), is of an internal thread structure, the transmission rod (6.5) is an external thread rod, and the sliding plate (7) is driven to slide in a translational manner on the fixed plate (6) through the rotation of the transmission rod (6.5).

8. A portable screw hole machining device according to claim 6, wherein:

a drill bit (13) is installed at one end of the right-angle air drill (10), an air source connector (14) is arranged at the other end of the right-angle air drill, and the direction of the drill bit (13) points to the welding piece (4).

Technical Field

The invention relates to a processing device in the field of machinery, in particular to a portable screw hole processing device.

Background

At present, when a screw hole is machined, a pistol type electric drill or a magnetic electric drill is usually adopted for machining, but when the screw hole is machined on a welding piece in a narrow space, the two common tools have disadvantages.

When the magnetic electric drill is used for processing a screw hole, the magnetic electric drill cannot be erected due to the narrow operation space, and processing equipment cannot work normally; when the operation space allows, in the processing procedure to the screw hole, need carry out installation and proofreading many times, the process is loaded down with trivial details, work efficiency is low.

When the screw hole processing is carried out by adopting the pistol type electric drill: firstly, multiple times of installation, centering and fixation are needed; secondly, the axial feeding of the drill bit needs manual pushing of the bolt, and if the operation space is limited, the feeding deviation of the drill bit is easily caused due to the narrow operation space. The fixing mode is not firm, the drill bit is easy to deflect, the deviation of the drilling size is large, and the precision is low. Fourthly, the construction period is long and the efficiency is low. In order to meet the requirement of construction precision, a large amount of manpower is consumed.

Especially when carrying out screw processing to the welding piece that is in narrow and small space, above two kinds of traditional processingequipment all can't satisfy convenient accurate processing demand again promptly, need research and develop a portable screw processingequipment.

Disclosure of Invention

In order to improve the working efficiency and accuracy of screw hole machining of a welding part in a narrow space, the invention provides a portable screw hole machining device. According to the invention, the positioning mechanism is utilized to clamp and fix the welding part, and then the feeding mechanism is used to adjust the distance and position between the drilling device and the welding part to complete the screw hole processing, so that the technical problem of screw hole processing of the welding part in a narrow space is solved.

The technical scheme adopted by the invention for solving the technical problems is as follows:

a portable screw hole machining device comprises a positioning mechanism, a feeding mechanism and a drilling device, wherein the positioning mechanism is temporarily assembled on two sides of a welding piece to be machined, and the welding piece in the middle of the positioning mechanism is clamped and fixed by a fastening piece; the feeding mechanism is arranged on the right side of the positioning mechanism; the drilling device is arranged on the feeding mechanism and is used for drilling the welding part clamped in the positioning mechanism under the driving of the feeding mechanism.

In order to further solve the technical problem to be solved by the invention, the positioning mechanism provided by the invention comprises a fastener, an end face fixing plate, a drilling tool template and a connecting plate; the end face fixing plate is arranged on one side of a welding part to be machined, a drilling tool sample plate is arranged on the other side of the welding part corresponding to the end face fixing plate, a fixing wire pair penetrates through the drilling tool sample plate and penetrates out of the welding part through the end face fixing plate, the positioning mechanism is locked on the outer side of the end face fixing plate through a locking nut, and the welding part is clamped between the positioning mechanisms to be fixed; the connecting plate is assembled on the inner clearance fit of the drilling tool sample plate, so that the feeding mechanism can axially rotate relative to the positioning mechanism, and the drilling mechanism on the feeding mechanism is aligned with the hole on the drilling tool sample plate through rotation.

Further, the feeding mechanism comprises a movable assembly and a transmission assembly; the movable assembly is assembled at the rear part of the positioning mechanism and is connected with a connecting plate of the positioning mechanism through a connecting bolt; the transmission assembly is inserted and assembled on the right side of the movable assembly to form a feeding mechanism.

The device has the advantages that when the device is used for processing the screw holes of the welding parts in a narrow space, the positioning mechanism is used for fixing the device and the welding parts, the feeding mechanism is arranged in the positioning mechanism, the device can complete the processing work of all the bolt holes of the welding parts under the condition of one-time installation, and appropriate drilling tool templates are selected according to different welding parts, so that the construction precision is provided, the device is suitable for being used in any state, the influence of the space on the construction is eliminated, the labor consumption in construction is reduced, the structure of the clamping plate mechanism and the feeding mechanism is simple, the operation is convenient, and the processing quality of the bolt holes of the welding parts in the narrow space is improved. The portable screw hole machining device is suitable for being used as a portable screw hole machining device.

Drawings

FIG. 1 is a schematic view of the present invention;

FIG. 2 is a schematic view of the positioning mechanism of the present invention;

FIG. 3 is a front view of the drilling apparatus of the present invention;

FIG. 4 is a side view of the drilling apparatus of the present invention;

FIG. 5 is a schematic view of the feed mechanism of the present invention;

FIG. 6 is a schematic view of a retaining plate according to the present invention;

FIG. 7 is a front view of the slide plate of the present invention;

FIG. 8 is a side view of the slide plate of the present invention;

fig. 9 is a schematic view of a drilling tool template of the present invention.

In the figure, 1, an end face fixing plate, 2, a drilling tool sample plate, 3, a connecting plate, 3.1, a connecting bolt, 4, a welding piece, 5, a fixing screw pair, 5.1 locking nuts, 6, a fixing plate, 6.1, a first end plate, 6.2, a second end plate, 6.3, a slideway, 6.4, a chute, 6.5, a transmission rod, 6.6, a flexible shaft joint, 7, a sliding plate, 7.1, a transmission block, 7.2, a sliding block, 8, a flexible transmission shaft, 9, a transmission motor, 10, a right-angle air drill, 11, a fixed seat, 11.1, a fixing bolt, 12, an upper clamping plate, 13, a drill bit and 14, an air source interface are arranged.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.

As shown in the figure, the portable screw hole processing device comprises a positioning mechanism, a feeding mechanism and a drilling device,

the positioning mechanisms are temporarily assembled at two sides of a welding part 4 to be processed, and the welding part 4 in the middle of the positioning mechanisms is clamped and fixed by fasteners; the feeding mechanism is arranged on the right side of the positioning mechanism; the drilling device is arranged on the feeding mechanism and is used for drilling the welding part 4 clamped in the positioning mechanism under the driving of the feeding mechanism.

The positioning mechanism comprises a fastener, an end face fixing plate 1, a drilling tool template 2 and a connecting plate 3; the end face fixing plate 1 is arranged on one side of a welding part 4 to be processed, a drilling tool sample plate 2 is arranged on the other side of the welding part 4 corresponding to the end face fixing plate 1, the fixing wire pair 5 and a locking nut 5.1 are matched to form a fastener, the fixing wire pair 5 penetrates through the outer side of the drilling tool sample plate 2, penetrates through the welding part 4 and penetrates out of the outer side of the end face fixing plate 1, the locking nut 5.1 is used for locking the positioning mechanism on the outer side of the end face fixing plate 1, and the welding part 4 is clamped between the positioning mechanisms for fixing; the connecting plate 3 is assembled on the inner clearance fit of the drilling tool sample plate 2, so that the feeding mechanism can axially rotate relative to the positioning mechanism, and the drilling mechanism on the feeding mechanism is aligned with the hole on the drilling tool sample plate 2 through rotation.

The feeding mechanism comprises a movable assembly and a transmission assembly; the movable assembly is assembled at the rear part of the positioning mechanism and is connected with a connecting plate 3 of the positioning mechanism through a connecting bolt 3.1; the transmission assembly is inserted and assembled on the right side of the movable assembly to form a feeding mechanism.

The movable assembly comprises a fixed plate 6 and a sliding plate 7; the fixed plate 6 is of a rectangular structure, and a first end plate 6.1 and a second end plate 6.2 are arranged on the left side and the right side respectively; the first end plate 6.1 is connected with the connecting plate 3 through the connecting bolt 3.1, and the second end plate 6.2 is provided with a through hole for assembling and connecting the transmission assembly; the upper end and the lower end of the plate surface of the fixed plate 6 are respectively provided with a raised slideway 6.3, and a sliding chute 6.4 is arranged between the slideways 6.3; the back of the sliding plate 7 is provided with two strip-shaped sliding blocks 7.2, the sliding plate 7 is clamped in a sliding groove 6.4 on the fixed plate 6 through the sliding blocks 7.2, a transmission block 7.1 is transversely and fixedly arranged between the two sliding blocks 7.2, and the transmission block 7.1 is provided with a circular through hole for the transmission rod 6.5 to pass through.

The transmission assembly comprises a transmission rod 6.5, a flexible shaft joint 6.6, a flexible transmission shaft 8 and a transmission motor 9;

the flexible shaft joint 6.6 is arranged at the rear end of the second end plate 6.2, the transmission rod 6.5 is connected to the left side of the flexible shaft joint 6.6, the flexible transmission shaft 8 is connected to the right side of the flexible shaft joint 6.6, the flexible shaft joint 6.6 has a transmission function, and the transmission rod 6.5 and the flexible transmission shaft 8 which are respectively arranged at the two sides can be linked by utilizing the flexible shaft joint 6.6;

one end of the transmission rod 6.5 penetrates through the second end plate 6.2 and is inserted into the sliding groove 6.4 of the movable assembly, two transmission blocks 7.1 sequentially penetrate through the back surface of the sliding plate 7 and are movably connected with the sliding plate 7, the other end of the transmission rod is installed on the flexible shaft joint 6.6, one end of the flexible transmission shaft 8 is connected to the flexible shaft joint 6.6, and the other end of the flexible transmission shaft is connected to the transmission motor 9.

The through hole on the transmission block 7.1 arranged on the back of the sliding plate 7 is of an internal thread structure, the transmission rod 6.5 is an external thread rod, and the sliding plate 7 is driven to slide on the fixed plate 6 in a translation mode through rotation of the transmission rod 6.5.

The drilling device comprises a right-angle pneumatic drill 10, an upper clamping plate 12 and a fixed seat 11; the fixed seat 11 is installed on the front surface of the sliding plate 7 through a fixed bolt 11.1, and the right-angle pneumatic drill 10 is assembled on the fixed seat 11 by using the upper clamping plate 12, so that the right-angle pneumatic drill 10 moves axially along with the sliding plate 7.

A drill bit 13 is installed at one end of the right-angle air drill 10, the direction of the drill bit 13 points to the welding part 4, and an air source connector 14 is arranged at the other end of the right-angle air drill 10.

The working process of the invention is as follows:

the positioning mechanism is used for alignment and positioning and is arranged on a welding part, and during construction, the feeding mechanism is adjusted only by radial rotation, so that a drill bit on the drilling device is aligned with a position needing drilling.

And selecting a suitable drilling tool template according to a screw hole required to be processed by the welding part, wherein the matching relationship of the drilling tool template and the contact position of the inner hole of the welding part is clearance fit, and the clearance is about 0.1 mm. One end of the fixing wire pair is connected with the drilling tool sample plate through threads, and the other end of the fixing wire pair is fixed with the end face fixing plate through the locking nut, so that the positioning mechanism and the welding part are clamped and fixed, the central line of the positioning mechanism is coincided with the central line of the welding part, and the positioning precision of screw hole construction is improved.

Utilize punch holder and fixing base to be fixed with the right angle pneumatic drill, stability when promoting drilling can be according to the relative position of drilling position adjustment right angle pneumatic drill and punch holder and fixing base during the construction to hoisting device's suitability.

The transmission motor is controlled to drive the flexible transmission shaft to transmit axial force to the transmission rod, the transmission rod is in threaded connection with the transmission block, the transmission rod rotates to drive the sliding plate to move axially, and the sliding plate is provided with the right-angle air drill to punch a welding part through the drilling tool template.

The connection mode of the connecting plate and the drilling tool sample plate is clearance fit, the clearance is about 0.1mm, and the feeding mechanism is integrally and radially rotated and used for adjusting the relative position of the feeding mechanism and a welding part, so that the device can process screw holes of the welding part one by one under one-time installation.

The working principle of the invention is as follows:

the positioning mechanism is arranged on a welding part needing to process a screw hole, the positioning mechanism is relatively fixed with the welding part by utilizing the self-positioning locking function, the feeding mechanism is connected with the positioning mechanism, the drilling device is connected on the feeding mechanism to form a whole, the positioning mechanism enables the whole device to be tightly clamped and fixed with the welding part, the feeding mechanism provides power for the alignment of the device on a processed bolt hole and the axial feeding of the drilling device, and the drilling device has the function of processing the bolt hole.

The positioning mechanism main part be terminal surface fixed plate and drilling frock model, the centre is the fixed screw pair, one end passes through threaded connection with drilling frock model, one end passes through the nut and is fixed relatively with the terminal surface fixed plate.

The upper part of the feeding mechanism is a moving mechanism, and the lower part of the feeding mechanism is a fixing mechanism. The fixed structure comprises a sliding block and a bottom connecting plate from top to bottom, and a first end plate, a transmission rod, a second end plate and a flexible transmission shaft from left to right. The upper part of the mobile structure is a sliding plate, and the lower part of the mobile structure is provided with a sliding block and a transmission block.

The lower transmission block of the sliding plate is arranged on the transmission rod in the sliding groove, the transmission motor provides power to drive the flexible transmission shaft to enable the transmission rod to rotate, and the transmission block moves axially relative to the transmission rod to drive the sliding plate to feed axially.

The connecting plate of the feeding mechanism is arranged in the drilling tool sample plate of the positioning mechanism, so that the device can rotate radially relative to the welding part, the drilling device is aligned with holes in the drilling tool sample plate in the rotating process, and the function of drilling all bolt holes of the welding part can be completed by one-time installation of the device is achieved.

The invention has the advantages that:

1. according to the invention, the positioning mechanism is used for positioning and then locking the welding part, so that the accuracy of processing the screw hole is improved.

2. According to the invention, the feeding mechanism is arranged on the connecting plate, the drilling device is fixedly assembled on the feeding mechanism, the position adjustment of the drilling device can be realized by adjusting the position of the feeding mechanism on the connecting plate, the device can complete the processing of all bolt holes on a welding part under the condition of one-time installation, and meanwhile, the device has flexibility and stability, and the working efficiency of screw hole processing is greatly improved.

3. The method can select the appropriate drilling tool template according to different welding pieces, ensures the construction precision, is suitable for being used in any state, gets rid of the influence of the operation space on the construction, reduces the labor consumption on the construction, and improves the processing quality of the bolt holes of the welding pieces in the narrow space.

Finally, it should be noted that: although the present invention has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that modifications may be made to the embodiments or portions thereof without departing from the spirit and scope of the invention.