CN211218794U - A hole-opening device for hollow bolt processing that is convenient for replacing drill bits - Google Patents

Abstract

The utility model discloses a hole-opening device for processing a hollow bolt which is convenient for replacing a drill bit, which comprises a support frame, an electric push rod and a driving mechanism. A first guide plate is fixedly arranged on both sides of the first storage plate, a second storage plate is movably installed on the inner side of the support frame at the other end of the first storage plate, the electric push rod penetrates through the inside of the support frame, and the side of the clamping block A push block is fixedly arranged, the driving mechanism bolt is installed on the top of the support frame, a mounting block is movably installed inside the connecting shaft, a movable block runs through the side of the drill bit, and a side of the connecting shaft is provided with bump. The hole-opening device for hollow bolt processing, which is convenient for replacing drill bits, can easily and quickly replace drill bits of different sizes, and can ensure the stability of the drill during drilling, and can support the bolt while clamping the bolt. , and will not affect the discharge of debris when the drill bit is drilling.

Description

A hole-opening device for hollow bolt processing that is convenient for replacing drill bits

technical field

The utility model relates to the technical field of hollow bolt processing, in particular to a hole opening device for hollow bolt processing which is convenient for replacing drill bits.

Background technique

The bolt is a component that realizes the tight connection between two or more parts. It mainly realizes the tightening effect by rotating the thread. According to the different use occasions, the requirements for the type of bolt specifications are also different. It belongs to one of the major categories of bolts, and the hollow bolt needs to be hollowed out through a drilling device before it is put into use. However, the existing hollow bolt drilling device still has the following shortcomings during use:

1. Due to the different specifications of the bolts to be processed, the hole diameters required to be drilled are also different, and different sizes of drilling equipment need to be used for the processing of different diameters, and it is not convenient to directly replace the size of the drill bit;

2. In the process of drilling the bolt, it needs to be clamped. Only clamping will cause instability in the processing process, while maintaining the support state will affect the use of the drill bit.

In view of the above problems, it is urgent to carry out innovative design on the basis of the original hollow bolt hole-opening device.

Utility model content

The purpose of this utility model is to provide a hole-opening device for hollow bolt processing that is convenient for replacing drill bits, so as to solve the problem of the above-mentioned background technology that directly changing the size of drill bits is not convenient enough, and only clamping will cause instability in the processing process, At the same time, maintaining the support state continuously will affect the use of the drill bit.

In order to achieve the above purpose, the present utility model provides the following technical solutions: a hole-opening device for processing a hollow bolt that is convenient for replacing drill bits, comprising a support frame, an electric push rod and a drive mechanism, and a first object is movably installed on the inner side of the support frame One end of the first storage board is connected to the support frame through a support rod, and the outer side of the support rod is wound with a first spring, the two sides of the first storage board are fixedly provided with a first guide plate, and the first guide plate A first fixing rod is welded on the upper end surface of the first storage plate, a second storage plate is movably installed on the inner side of the support frame at the other end of the first storage plate, and a second guide plate is fixedly arranged on both sides of the second storage plate, and the second storage plate is fixed with a second guide plate. The upper end surface of the guide plate is welded with a second fixing rod, and a through slot is formed on the second guide plate outside the second fixing rod, the electric push rod penetrates through the interior of the support frame, and the end of the electric push rod is connected with a A clamping block, the side of the clamping block is fixedly provided with a push block, and a bolt body is placed on the first storage board and the second storage plate on the inner side of the clamping block, and the driving mechanism bolt is installed on the top of the support frame , and the bottom of the drive mechanism is connected with a connecting shaft, a mounting block is movably installed inside the connecting shaft, and a drill bit is welded to the bottom of the mounting block, the side of the drill bit is penetrated by a movable block, and the end of the movable block is A second spring is fixedly connected, a convex block is arranged on the side of the connecting shaft, and an adjusting rod is arranged through the interior of the convex block.

Preferably, the support rods and the support frame are slidably connected, and the support rods are distributed on the first storage board and the second storage board, and the edges of the two are in contact with each other.

Preferably, both ends of the second fixing rod penetrate through the inside of the first guide plate and the second guide plate respectively, and the end of the first fixing rod penetrates through the interior of the second guide plate, and the first fixing rod and the second guide plate respectively Both of the two fixing rods form a sliding structure with the second guide plate and the first guide plate respectively through the through grooves.

Preferably, the end of the push block is in contact with the first fixing rod and the second fixing rod, and the section of the push block is an "L"-shaped structure.

Preferably, the connecting shaft and the mounting block form a dismounting and mounting structure through a movable block, and the two movable blocks are connected by a second spring.

Preferably, the adjusting rod and the protruding block are threadedly connected, and the protruding block and the end of the movable block are engaged with each other.

Compared with the prior art, the beneficial effect of the present invention is that the hole-opening device for hollow bolt processing, which is convenient for replacing drill bits, can easily and quickly replace drill bits of different sizes, and can ensure the stability of the drill when drilling. , while realizing the clamping bolt, it can also support it, and it will not affect the discharge of debris when the drill bit is drilling;

1. The drill bit can be quickly installed in the connecting shaft by pressing the movable block, and the rotation of the adjusting rod can make it closely fit with the movable block, thereby ensuring the stability of the drill bit in the connecting shaft. disassembly of the drill;

2. While the bolt is clamped by the clamping block, the fixed rod is pushed to slide in the guide plate by the push block, so that the two storage plates can move in opposite directions, and the space between the two storage plates is convenient for drilling and debris. falling, and can support the edge of the bolt.

Description of drawings

Fig. 1 is the front view structure schematic diagram of the present utility model;

Fig. 2 is the top view structure schematic diagram of the utility model;

Figure 3 is a schematic diagram of the cross-sectional structure of the connecting shaft of the present utility model;

FIG. 4 is a schematic view of the front sectional structure of the installation block of the present invention.

In the figure: 1. Support frame; 2. The first storage board; 3. Support rod; 4. The first spring; 5. The first guide plate; 6. The first fixed rod; 7. The second storage board; 8. The first 2. Guide plate; 9. Second fixing rod; 10. Through groove; 11. Electric push rod; 12. Clamping block; 13. Pushing block; 14. Bolt body; 15. Driving mechanism; 16. Connecting shaft; 17. Installation block; 18, drill bit; 19, movable block; 20, second spring; 21, bump; 22, adjustment rod.

Detailed ways

The technical solutions in the embodiments of the present utility model will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present utility model. Obviously, the described embodiments are only a part of the embodiments of the present utility model, rather than all the implementations. example. Based on the embodiments of the present invention, all other embodiments obtained by those of ordinary skill in the art without creative work fall within the protection scope of the present invention.

Please refer to FIGS. 1-4 , the present utility model provides a technical solution: a hole-opening device for processing hollow bolts that is convenient for replacing drill bits, comprising a support frame 1 , a first storage board 2 , a support rod 3 , a first spring 4 , The first guide plate 5, the first fixed rod 6, the second storage board 7, the second guide plate 8, the second fixed rod 9, the through groove 10, the electric push rod 11, the clamping block 12, the push block 13, the bolt body 14. The drive mechanism 15, the connecting shaft 16, the mounting block 17, the drill bit 18, the movable block 19, the second spring 20, the convex block 21 and the adjusting rod 22, the inner side of the support frame 1 is movably installed with the first storage board 2, and the second One end of a storage board 2 is connected to the support frame 1 through a support rod 3, and a first spring 4 is wound around the outer side of the support rod 3. The two sides of the first storage board 2 are fixedly provided with first guide plates 5, and the first guide The upper end surface of the plate 5 is welded with a first fixing rod 6 , the inner side of the support frame 1 at the other end of the first storage plate 2 is movably installed with a second storage plate 7 , and the two sides of the second storage plate 7 are fixedly provided with second guide plates 8. The upper end surface of the second guide plate 8 is welded with a second fixing rod 9, and the second guide plate 8 outside the second fixing rod 9 is provided with a through groove 10, and the electric push rod 11 penetrates the interior of the support frame 1, and The end of the electric push rod 11 is connected with a clamping block 12 , the side of the clamping block 12 is fixedly provided with a pushing block 13 , and the first storage board 2 and the second storage board 7 on the inner side of the clamping block 12 are placed with The bolt body 14 and the driving mechanism 15 are bolted on the top of the support frame 1, and the bottom of the driving mechanism 15 is connected with a connecting shaft 16, and a mounting block 17 is movably installed inside the connecting shaft 16, and the bottom of the mounting block 17 is welded with a drill bit 18 , the side of the drill bit 18 runs through the movable block 19, and the end of the movable block 19 is fixedly connected with a second spring 20, the side of the connecting shaft 16 is provided with a bump 21, and the inside of the bump 21 is provided with an adjustment rod 22;

The support rod 3 and the support frame 1 are slidingly connected, and the support rod 3 is distributed on the first storage board 2 and the second storage board 7, and the edges of the two fit together. When the storage board 7 moves, it drives the support rod 3 to slide on the support frame 1. Through the setting of the first spring 4, the first storage board 2 and the second storage board 7 can be driven to return to fit when the push block 13 does not exert force on it. state;

Both ends of the second fixing rod 9 penetrate through the interior of the first guide plate 5 and the second guide plate 8 respectively, and the end of the first fixing rod 6 penetrates the interior of the second guide plate 8, and the first fixing rod 6 and The second fixing rods 9 form sliding structures with the second guide plate 8 and the first guide plate 5 respectively through the through grooves 10. The end of the push block 13 is in contact with the first fixing rod 6 and the second fixing rod 9, and pushes The cross-section of the block 13 is an "L"-shaped structure. When the clamping block 12 drives the push block 13 to move to the contact with the first fixed rod 6 and the second fixed rod 9, it can drive the two to move between the second guide plate 8 and the first guide plate 8. The through slot 10 on the plate 5 slides in, and at this time, the two clamping blocks 12 clamp the bolt body 14, and at the same time, the bottom of the bolt body 14 can be supported by the first storage plate 2 and the second storage plate 7. There is a gap between them to facilitate the discharge of debris when drilling;

The connecting shaft 16 and the mounting block 17 form a dismounting and mounting structure through the movable block 19, and the two movable blocks 19 are connected by a second spring 20. By pressing the two movable blocks 19, they can be driven to shrink into the mounting block 17, so that The drill bit 18 can be quickly installed into the connecting shaft 16;

The adjusting rod 22 and the convex block 21 are threadedly connected, and the convex block 21 and the end of the movable block 19 are engaged with each other. The tight fit between the blocks 19 ensures the stability of the drill bit 18 during drilling. By continuously rotating the adjusting rod 22 to drive the movable block 19 to shrink, the purpose of quickly disassembling the drill bit 18 can be achieved.

Working principle: When using the hole drilling device for hollow bolt processing, which is convenient for replacing drill bits, as shown in Figure 1-2, first place the bolt body 14 to be drilled between the first storage board 2 and the second storage board 7. 2, then the electric push rod 11 pushes the clamping block 12 to move to clamp the bolt body 14. When the clamping block 12 drives the push block 13 to move to contact with the first fixing rod 6 and the second fixing rod 9 , can drive the two to slide in the through grooves 10 on the second guide plate 8 and the first guide plate 5, and then push the first storage plate 2 and the second storage plate 7 away from each other to create a gap. At this time, the two clamping blocks 12. Clamp the bolt body 14, and at the same time, the bottom of the bolt body 14 can be supported by the first storage plate 2 and the second storage plate 7, and there is a gap between the two to facilitate the discharge of debris during drilling, while the first When the storage board 2 and the second storage board 7 move, the support rod 3 is driven to slide on the support frame 1. Through the setting of the first spring 4, the first storage board 2 and the second storage board can be driven when the push block 13 does not exert force on it. The board 7 is restored to the fit state;

As shown in Figure 1 and Figure 3-4, due to the different specifications of the bolt body 14 to be processed, the required hole diameter is also different, as shown in Figure 4, by pressing the two movable blocks 19, it can be driven to shrink into the mounting block 17, and drive the second spring 20 to compress, so that the drill bit 18 can be quickly installed into the connecting shaft 16, as shown in Figure 3, by transferring the adjustment rod 22 to change its position on the bump 21, the adjustment rod The tight fit between 22 and the movable block 19 ensures the stability of the drill bit 18 during drilling. By continuously rotating the adjusting rod 22 to drive the movable block 19 to shrink, the purpose of quickly disassembling the drill bit 18 can be achieved.

Although the present invention has been described in detail with reference to the foregoing embodiments, for those skilled in the art, it is still possible to modify the technical solutions described in the foregoing embodiments, or perform equivalent replacements for some of the technical features. Within the spirit and principle of the present utility model, any modifications, equivalent replacements, improvements, etc. made shall be included within the protection scope of the present utility model.

Claims (6)

1. The utility model provides a convenient trompil device for hollow bolt processing of changing drill bit, includes support frame (1), electric putter (11) and actuating mechanism (15), its characterized in that: the inner side of the support frame (1) is movably provided with a first object placing plate (2), one end of the first object placing plate (2) is connected with the support frame (1) through a support rod (3), the outer side of the support rod (3) is wound with a first spring (4), two sides of the first object placing plate (2) are fixedly provided with first guide plates (5), the upper end face of each first guide plate (5) is welded with a first fixed rod (6), the inner side of the support frame (1) at the other end of the first object placing plate (2) is movably provided with a second object placing plate (7), two sides of the second object placing plate (7) are fixedly provided with second guide plates (8), the upper end face of each second guide plate (8) is welded with a second fixed rod (9), the second guide plates (8) at the outer side of the second fixed rods (9) are provided with through grooves (10), and the electric push rods (11) penetrate through the inner part of the support frame (, and the end department of electric putter (11) is connected with and presss from both sides tight piece (12), the fixed ejector pad (13) that is provided with of avris that presss from both sides tight piece (12), and press from both sides the first thing board (2) and the second of putting of tight piece (12) inboard and put bolt body (14) on putting thing board (7), actuating mechanism (15) bolt mounting has placed bolt body (18) at the top of support frame (1), and the bottom of actuating mechanism (15) is connected with connecting axle (16), the inside movable mounting of connecting axle (16) has installation piece (17), and the bottom welding of installation piece (17) has drill bit (18), the avris of drill bit (18) runs through has movable block (19), and the end department fixedly connected with second spring (20) of movable block (19), the avris of connecting axle (16) is provided with lug (21), and the inside of lug (21) runs through and is provided with regulation.

2. The hole forming device for processing the hollow bolt with the drill bit convenient to replace according to claim 1, is characterized in that: bracing piece (3) and support frame (1) are sliding connection, and bracing piece (3) all have the distribution on first putting thing board (2) and second putting thing board (7) to the edge between them is laminated mutually.

3. The hole forming device for processing the hollow bolt with the drill bit convenient to replace according to claim 1, is characterized in that: the both ends of second dead lever (9) run through the inside of first guide board (5) and second guide board (8) respectively, and the end department of first dead lever (6) runs through the inside of second guide board (8) to first dead lever (6) and second dead lever (9) all constitute sliding construction through leading to groove (10) respectively with second guide board (8) and first guide board (5).

4. The hole forming device for processing the hollow bolt with the drill bit convenient to replace according to claim 1, is characterized in that: the end of the push block (13) is in contact with the first fixing rod (6) and the second fixing rod (9), and the cross section of the push block (13) is of an L-shaped structure.

5. The hole forming device for processing the hollow bolt with the drill bit convenient to replace according to claim 1, is characterized in that: the connecting shaft (16) and the mounting block (17) form a dismounting and mounting structure through the movable block (19), and the 2 movable blocks (19) are connected through the second spring (20).

6. The hole forming device for processing the hollow bolt with the drill bit convenient to replace according to claim 1, is characterized in that: the adjusting rod (22) is in threaded connection with the convex block (21), and the end of the convex block (21) is clamped with the end of the movable block (19).

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