CN219026035U

CN219026035U - Punching type hole puncher

Info

Publication number: CN219026035U
Application number: CN202223516180.8U
Authority: CN
Inventors: 王卫平
Original assignee: Zhenjiang Huanyu Tools Co ltd
Current assignee: Zhenjiang Huanyu Tools Co ltd
Priority date: 2022-12-28
Filing date: 2022-12-28
Publication date: 2023-05-16
Anticipated expiration: 2032-12-28

Abstract

The utility model discloses a punching type hole puncher, which comprises a drilling assembly, wherein a protection assembly is detachably arranged in the drilling assembly, a connecting assembly is movably inserted in the protection assembly, the drilling assembly comprises a drill bit, a plurality of heat dissipation holes are formed in the side surface of the drill bit at equal intervals, and a plurality of limit grooves are formed in the inner side wall of the drill bit at equal intervals. According to the utility model, the drilling assembly, the protection assembly and the connecting assembly are matched with each other, so that the structure is simple, the assembly and the disassembly are convenient, the parts can be accurately replaced, the cost damage is reduced, and meanwhile, the perforating assembly is matched with the protection assembly to carry out multiple protection on the perforating device, so that the use safety of the perforating device can be enhanced, and the service life of the perforating device is prolonged.

Description

Punching type hole puncher

Technical Field

The utility model relates to the field of hole openers, in particular to a punching type hole openers.

Background

The punching device is a device which is used for being installed at one end of an electric drill and connected with the electric drill, and drills objects such as steel plates and the like through the kinetic energy of the electric drill, and is generally required to have the function of convenient disassembly and assembly in order to facilitate use, wherein the punching device disclosed by the application number of CN201720989677.1 is also an increasingly mature technology, a heat dissipation hole is fixedly installed on the outer surface of a cylindrical cover body, the heat generated by an electronic element in a guide rod can be timely discharged, the internal temperature is prevented from being too high, the punching device and the object to be drilled can be fixedly connected through a notch clamping groove when the object is drilled, the object and the punching device are relatively stable when the object is perforated, the punching machine is more accurate in punching position, the damping springs are arranged at the upper end and the lower end of the guide rod, vibration of a user is reduced when the punching machine is used, the guide rod and the cylindrical cover body can rotate relative to each other through the connecting rotating shaft, the punching machine is more convenient to use, the protective net is arranged at the bottom end of the guide rod, scraps of materials can be prevented from entering the punching machine when the punching machine is used for punching holes, the blocking is caused, and the protective net of different types can be arranged according to different drilling materials, the protection effect is improved, the whole punching machine is simple in structure and convenient to operate, the punching and heat dissipation effects are better than those of the traditional mode, and the punching machine has the following defects in the use process: this perforator is through the breach draw-in groove cooperation rotation axis isotructure that sets up really can reach simple structure, convenient operation's effect, but above-mentioned structure only can be changed the perforator is whole when need to carry out the dismouting, can't appointed to dismantle the change to the damage part, based on this, it is necessary to provide a perforator that can be convenient for carry out the dismouting change, in addition, this perforator is really can play the effect that reduces vibrations through the damping spring that sets up, thereby protect the perforator, but only the protective effect that plays through damping spring is not showing enough, based on this, it is necessary to provide a perforator that can show the improvement protective effect.

Disclosure of Invention

The present utility model is directed to a punching type hole puncher, which solves the above-mentioned problems in the prior art.

In order to achieve the above purpose, the present utility model provides the following technical solutions: the punching type hole puncher comprises a drilling assembly, wherein a protection assembly is detachably arranged in the drilling assembly, and a connecting assembly is movably inserted in the protection assembly;

the drilling assembly comprises a drill bit, a plurality of radiating holes are formed in the side surface of the drill bit at equal intervals, and a plurality of limiting grooves are formed in the inner side wall of the drill bit at equal intervals.

As a preferable scheme of the utility model, the protection component comprises a connecting shaft, connecting discs are fixedly connected to two ends of the connecting shaft, limiting holes are formed in the surfaces of the connecting shaft and the connecting discs, and a fixing component and a buffering component are fixedly arranged in the connecting discs respectively.

As a preferable scheme of the utility model, three first screw holes are formed in the surface of the connecting disc, and three hidden grooves are formed in the side surface of the connecting disc at equal intervals.

As a preferable scheme of the utility model, the fixing component comprises a plurality of first springs arranged in the three hidden grooves, wherein one end of each first spring is fixedly connected with a limiting block, and the limiting blocks are movably clamped in the limiting grooves.

As a preferable scheme of the utility model, the buffer assembly comprises three second springs, screw blocks are fixedly connected to two ends of each of the three second springs, and the screw blocks at two ends of each of the three second springs are in threaded connection with the insides of the first screw holes on the surfaces of the two connecting discs.

As a preferable scheme of the utility model, the connecting component comprises a connecting rod inserted into the limiting hole, a limiting piece is fixedly connected to the side surface of the connecting rod, and the limiting piece is contacted with one of the connecting discs.

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

1. according to the drilling assembly, the protection assembly and the connecting assembly are matched with each other, the drilling assembly, the protection assembly and the connecting assembly are simple in structure and convenient to disassemble and assemble, so that parts can be accurately replaced, two connecting discs are installed inside a drill bit, at the moment, the first spring contracts to enable the limiting block to contract inside the hidden groove, when the hidden groove is overlapped with the limiting groove, the limiting block is ejected and clamped inside the limiting groove to complete the installation work of the connecting discs, then the connecting rod is inserted into the limiting hole from the upper end of the drill bit, the limiting piece is contacted with the connecting discs at the upper end of the drill bit, finally the connecting rod is inserted into the electric drill to complete the installation work of the hole puncher, only the connecting rod is required to be pulled out from the inside of the limiting hole when the connecting discs are disassembled, and the connection discs can be removed, so that the parts can be accurately replaced.

2. The protection assembly is arranged, the protection effect of the hole digger can be obviously improved, when the hole digger is used, the electric drill rotates with the drill bit, the vibration sense of the electric drill is transmitted to the drill bit and is transmitted to the two connecting discs through the drill bit, the second spring between the two connecting discs can buffer the vibration force, meanwhile, the connecting shaft and the connecting discs can be protected through the drill bit, the connecting shaft and the connecting discs can be limited by matching with the connecting rod, so that the stability of the hole digger is ensured, the shaking of the hole digger parts caused by vibration is avoided, and compared with the shock absorption structure in the punching hole digger in the prior art, the hole digger can be subjected to multiple protection through the operation, and further the protection effect of the hole digger is obviously improved, and the safety of the hole digger is ensured.

Drawings

FIG. 1 is a schematic diagram of the overall structure of the present utility model;

FIG. 2 is a schematic view of a drilling assembly according to the present utility model;

FIG. 3 is a schematic view of a protective assembly according to the present utility model;

FIG. 4 is a disassembled view of the protective assembly structure of the present utility model;

FIG. 5 is a schematic view of a buffer assembly according to the present utility model;

fig. 6 is a schematic structural view of a connecting assembly according to the present utility model.

In the figure: 1. a drilling assembly; 11. a drill bit; 12. a heat radiation hole; 13. a limit groove; 2. a protective assembly; 21. a connecting shaft; 22. a connecting disc; 23. a limiting hole; 24. a fixing assembly; 25. a buffer assembly; 211. a first screw hole; 212. hiding the groove; 241. a first spring; 242. a limiting block; 251. a second spring; 252. a screw block; 3. a connection assembly; 31. a connecting rod; 32. and a limiting piece.

Detailed Description

The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.

Referring to fig. 1-6, the present utility model provides a technical solution: the punching type hole puncher comprises a drilling assembly 1, wherein a protection assembly 2 is detachably arranged in the drilling assembly 1, and a connecting assembly 3 is movably inserted in the protection assembly 2;

the drilling assembly 1 comprises a drill bit 11, a plurality of radiating holes 12 are formed in the side surface of the drill bit 11 at equal intervals, and a plurality of limiting grooves 13 are formed in the inner side wall of the drill bit 11 at equal intervals.

Specifically, not only simple structure through drilling subassembly 1, protection component 2 and coupling assembling 3 mutually supporting, the simple operation is convenient simultaneously still is convenient for dismantle the trompil ware, so that carry out accurate change to spare part, thereby reduce cost damages, in addition, can carry out multiple protection to the trompil ware through protection component 2 cooperation drilling subassembly 1, and then guarantee the safety in utilization of trompil ware, drill bit 11 and electric drill are connected and can be drilled the steel sheet, louvre 12 can be evacuated the heat when electric drill and steel sheet friction are thermogenesis, spacing groove 13 can be connected protection component 2 and drill bit 11, be convenient for dismantle simultaneously.

In this embodiment: the protection component 2 comprises a connecting shaft 21, connecting discs 22 are fixedly connected to two ends of the connecting shaft 21, limiting holes 23 are formed in the surfaces of the connecting shaft 21 and the connecting discs 22, and a fixing component 24 and a buffering component 25 are fixedly installed in the connecting discs 22 respectively.

Specifically, the strength of the drill bit 11 can be enhanced by connecting the connecting shaft 21 with the connecting discs 22 at the two ends of the connecting shaft with the drill bit 11, the limiting holes 23 are used for connecting the connecting assembly 3 with the protecting assembly 2, then connecting the connecting assembly with the drilling assembly 1, the fixing assembly 24 can fixedly connect the protecting assembly 2 with the drill bit 11, and meanwhile the connecting assembly is convenient to detach, and the buffering assembly 25 can buffer vibration generated by an electric drill, so that the hole digger is protected.

In this embodiment: three first screw holes 211 are formed in the surface of the connecting disc 22, and three hidden grooves 212 are formed in the side surface of the connecting disc 22 at equal intervals.

Specifically, the first screw hole 211 is used for connecting the buffer assembly 25 and the connection pad 22, and the hidden groove 212 is used for connecting and fixing the fixing assembly 24 and the connection pad 22.

In this embodiment: the fixing assembly 24 comprises a plurality of first springs 241 installed inside the three hiding grooves 212, wherein one end of each of the two first springs 241 is fixedly connected with a limiting block 242, and the limiting blocks 242 are movably clamped inside the limiting grooves 13.

Specifically, the limiting block 242 and the connecting disc 22 can be fixed through the first spring 241, when the connecting disc 22 is installed inside the drill bit 11, the limiting block 242 can be contracted inside the hidden groove 212 under the action of the drill bit 11, when the hidden groove 212 and the limiting groove 13 are overlapped, the limiting block 242 is popped out to be clamped inside the limiting groove 13 through the first spring 241, so that the connecting disc 22 and the drill bit 11 can be fixed, and meanwhile, the connecting disc is convenient to detach.

In this embodiment: the buffer assembly 25 comprises three second springs 251, wherein screw blocks 252 are fixedly connected to two ends of the three second springs 251, and the screw blocks 252 at two ends of the three second springs 251 are in threaded connection with the inside of the first screw holes 211 on the surfaces of the two connecting discs 22.

Specifically, through carrying out threaded connection with screw 252 screw connection at first screw 211 inside can carry out threaded connection with second spring 251 and connection pad 22, when the electric drill rotates and produces vibrations, second spring 251 can cushion the power of vibrations to reduce vibrations to the influence of hole digger, extension hole digger's life can dismantle when needs simultaneously, dismantles the change to appointed spare part, reduce cost loss.

In this embodiment: the connecting assembly 3 comprises a connecting rod 31 inserted into the limiting hole 23, a limiting piece 32 is fixedly connected to the side surface of the connecting rod 31, and the limiting piece 32 is in contact with one of the connecting discs 22.

Specifically, through pegging graft connecting rod 31 from the upper end at spacing hole 23 inside can connect connecting rod 31 and connection pad 22, peg graft connecting rod 31 later at the electric drill inside can accomplish the installation work to the hole opener, can spacing connecting rod 31 through spacing piece 32, guarantee that connecting rod 31 can not appear droing.

Working principle: when the drill is used, the connecting shaft 21 and the connecting discs 22 at the two ends of the connecting shaft are firstly arranged in the drill bit 11, the first spring 241 is contracted under the action of the drill bit 11 to enable the limiting block 242 to be contracted in the hidden groove 212, when the hidden groove 212 is overlapped with the limiting groove 13, the first spring 241 ejects the limiting block 242 and is clamped in the limiting groove 13, then the connecting rod 31 is inserted into the limiting hole 23 from the upper end of the drill bit 11, the limiting piece 32 is contacted with the connecting discs 22 at the upper end of the drill bit 11, finally the connecting rod 31 is inserted into the electric drill to finish the installation work, when the steel plate is drilled, the electric drill is started to rotate with the connecting rod 31, so that the steel plate is drilled with the rotation of the drill bit 11, in the process again, vibration generated by the electric drill and the steel plate is transmitted to the connecting discs 22, the second spring 251 between the connecting discs 22 can buffer the vibration force, and the drill bit 11 can limit the connecting shaft 21 and the connecting discs 22, accordingly secondary protection can be carried out on the drill bit 13, the parts of the drill can be prevented from shaking, the drill can be finished, the hole can be completely removed from the hole can be removed from the inside the drill through the hole through the above operation, the hole can be removed from the hole through the limiting groove 23, and the hole can be removed from the hole can be completely removed through the hole, and the hole can be completely removed through the hole can be completely removed.

Claims

1. A ram-type hole opener comprising a drilling assembly (1), characterized in that: the inside of the drilling assembly (1) is detachably provided with a protection assembly (2), and the inside of the protection assembly (2) is movably inserted with a connecting assembly (3);

the drilling assembly (1) comprises a drill bit (11), a plurality of radiating holes (12) are formed in the side surface of the drill bit (11) at equal intervals, and a plurality of limiting grooves (13) are formed in the inner side wall of the drill bit (11) at equal intervals.

2. A ram-type hole opener according to claim 1, characterized in that: the protection assembly (2) comprises a connecting shaft (21), connecting discs (22) are fixedly connected to the two ends of the connecting shaft (21), limiting holes (23) are formed in the surfaces of the connecting shaft (21) and the connecting discs (22), and fixing assemblies (24) and buffering assemblies (25) are fixedly installed inside the connecting discs (22) respectively.

3. A ram-type hole opener according to claim 2, characterized in that: three first screw holes (211) are formed in the surface of the connecting disc (22), and three hidden grooves (212) are formed in the side surface of the connecting disc (22) at equal intervals.

4. A ram-type hole opener according to claim 2, characterized in that: the fixed assembly (24) comprises a plurality of first springs (241) arranged in the three hidden grooves (212), one end of each first spring (241) is fixedly connected with a limiting block (242), and the limiting blocks (242) are movably clamped in the limiting grooves (13).

5. A ram-type hole opener according to claim 2, characterized in that: the buffer assembly (25) comprises three second springs (251), screw blocks (252) are fixedly connected to the two ends of each second spring (251), and the screw blocks (252) at the two ends of each second spring (251) are in threaded connection with the insides of the first screw holes (211) on the surfaces of the two connecting discs (22).

6. A ram-type hole opener according to claim 1, characterized in that: the connecting assembly (3) comprises a connecting rod (31) inserted into the limiting hole (23), a limiting piece (32) is fixedly connected to the side surface of the connecting rod (31), and the limiting piece (32) is in contact with one of the connecting discs (22).