CN220036606U

CN220036606U - Cooling type connecting rod for cooling drill bit

Info

Publication number: CN220036606U
Application number: CN202321655073.5U
Authority: CN
Inventors: 刘佳兵; 刘玉高; 吴朗兰
Original assignee: Yangzhou Kedi Electromechanical Manufacturing Co ltd
Current assignee: Yangzhou Kedi Electromechanical Manufacturing Co ltd
Priority date: 2023-06-28
Filing date: 2023-06-28
Publication date: 2023-11-17
Anticipated expiration: 2033-06-28

Abstract

The utility model relates to the technical field of connecting rods, and provides a cooling type connecting rod for cooling a drill bit, which comprises a connecting rod for assembling the drill bit, wherein the connecting rod comprises a connector and a mounting pipe, the connector is arranged above the mounting pipe, the upper end of the drill bit is provided with a mounting head which is in sliding fit with the inside of the mounting pipe, the side wall of the mounting pipe is provided with a positioning piece which is in clamping fit with the mounting head, the outer wall of the lower end of the mounting pipe is rotationally provided with an adjusting ring, the inner wall of the adjusting ring is in threaded rotation connection with the outer wall of the mounting head, the connector is communicated with the mounting pipe, the side wall of the connector is communicated with a water inlet pipe, the connector is internally provided with a sealing piece, the drill bit is communicated with the mounting head, and the water inlet pipe is communicated with the through the sealing piece. According to the utility model, through the cooperation of the mounting head, the mounting tube and the adjusting ring, the drill bit can be directly arranged in the connecting rod under the condition of rotating the adjusting ring, so that the drill bit is prevented from being damaged.

Description

Cooling type connecting rod for cooling drill bit

Technical Field

The utility model relates to the technical field of connecting rods, in particular to a cooling type connecting rod for a cooling drill bit.

Background

The internal cooling drill bit is a tool for drilling, and is different from a common drill bit, a cooling system is arranged in the internal cooling drill bit, and the internal cooling drill bit has the following characteristics: 1. an internal cooling system: the cooling system is arranged in the internal cooling drill bit, so that a tool and a workpiece can be cooled during drilling, friction and heat are reduced, and the service life of the tool and the quality of a hole wall are prolonged; 2. high efficiency: the internal cooling drill bit can cut at high speed, and the drilling efficiency is high; 3. the wear resistance is good: the internal cooling drill bit is made of high-speed steel, hard alloy and the like, and has stronger wear resistance; 4. drilling accuracy is high: the internal cooling drill bit has higher drilling precision and can drill smaller holes; 5. the applicability is wide: the internally cooled drill bit is suitable for processing various materials, such as metal, plastic, wood and the like. Particularly, the internal cooling drill bit has good processing effect on difficult-to-process materials, such as high-hardness and high-strength alloy materials and the like.

The cooling drill bit with the patent number of CN213104686U comprises a clamping part, a drill rod, a conical drill point, a water supply piece and a water flow channel, wherein the clamping part is of a cylindrical structure and is positioned at the top end of the drill bit and used for being connected with a drilling machine, and an annular groove is formed in the clamping part along the axial direction of the clamping part; the drill rod is positioned at the bottom of the clamping part, a chip removing channel is arranged on the surface of the drill rod, and a sharp cutting edge is formed between the chip removing channel and the surface of the drill rod; the conical drill point is positioned at the bottom of the drill rod; the water supply piece is sleeved on the clamping part, a sliding part is arranged on the inner side wall of the water supply piece, the sliding part can slide in the annular groove, and a water inlet pipeline is arranged on the water supply piece; the water flow channel is of a through hole structure, starts from the bottom of the inner side of the annular groove and ends at the bottom of the conical drill point, and is used for guiding water in the annular groove to the bottom of the conical drill point. The cooling drill bit provided by the utility model can cool the drill rod and the conical drill tip in the use process, so that the overheat of the drill rod and the conical drill tip is avoided, and the performance of the drill bit is influenced.

In the prior art, cooling drill bit is often used for magnetic drill bit, when installing cooling drill bit, will be used for installing the connecting rod in the installation head of magnetic drill bit earlier usually, and then install the connecting rod lower extreme with the drill bit, when installing between drill bit and connecting rod, aim at the connecting rod lower extreme with drill bit upper end generally, and strike through the hammer upwards, hammer into the connecting rod with the drill bit, after hammering into suitable degree of depth, use the instrument to lock the position between drill bit and the connecting rod, though the installation step is comparatively simple, need strike the bottom of drill bit to every installation of drill bit, and the bottom of drill bit just is the contact position of blade and work piece, frequently strike and cause the damage with the drill bit terminal surface easily, thereby influence the life of drill bit.

Disclosure of Invention

The utility model aims to solve the problems that in the prior art, the bottom of a drill bit needs to be knocked every time when the drill bit is installed, the bottom of the drill bit is just the contact position of a blade and a workpiece, and the end face of the drill bit is easily damaged by frequent knocking, so that the service life of the drill bit is influenced.

In order to achieve the above purpose, the present utility model adopts the following technical scheme: the utility model provides a cooled connecting rod for cooling drill bit, is including the connecting rod that is used for assembling the drill bit, the connecting rod includes connector and installation pipe, the connector sets up the top of installation pipe, the upper end of drill bit be equipped with the installation head of the inside slip adaptation of installation pipe, be equipped with on the lateral wall of installation pipe with the setting element that the installation head card was suitably joined in marriage, the lower extreme outer wall rotation of installation pipe is equipped with the adjusting ring, the adjusting ring inner wall with installation head outer wall screw thread rotates to be connected, the connector with installation pipe intercommunication sets up, the intercommunication is equipped with the inlet tube on the connector lateral wall, the inside sealing member that is equipped with of connector, the drill bit with be equipped with the logical groove that intercommunication set up each other in the installation head, the inlet tube pass through the sealing member with logical groove intercommunication sets up.

As a preferred implementation mode, the setting element includes thread groove, constant head tank and locating piece, the thread groove is equipped with a plurality of, and equidistant cyclic annular distribution sets up on the installation pipe lateral wall, the setting of locating piece outer wall screw thread rotates to be in the thread groove, be equipped with on the lateral wall of installation head with the proper constant head tank of joining in marriage of locating piece card, after installation head slidable mounting is intraductal to the installation, through carrying out the screw thread rotation to the locating piece for the locating piece moves to the installation intraductal, until the locating piece with the setting groove block installation on the installation head lateral wall can, through the cooperation of a plurality of setting elements, effectively guaranteed the stability of installation head in the installation pipe, avoid its rotation also to avoid it to take place to drop.

As a preferred implementation mode, the outer end of the positioning block is provided with a limit groove, the disassembly block is arranged in the limit groove in a sliding mode, and the end face of the disassembly block can be slidably clamped into the limit groove and rotated to disassemble the block when the positioning block rotates through the disassembly block arranged in the limit groove in a sliding mode, so that the rotation operation of the positioning block can be achieved.

As a preferred implementation mode, the inner wall of the installation pipe is provided with a slide bar, the outer wall of the installation head is provided with a slide groove which is clamped and glidingly arranged with the slide bar, and the installation head is convenient to limit the rotation direction of the installation head through the arranged slide groove and the slide bar, so that the installation head is prevented from rotating in the installation pipe.

As a preferred implementation mode, be equipped with on the installation head outer wall with the screw thread side groove of adjusting ring inner wall screw thread adaptation, the upper end inner wall of adjusting ring with installation pipe lower extreme outer wall block rotates to be connected, through rotating the adjusting ring, is convenient for drive the installation head and removes in the installation pipe.

As a preferred implementation mode, the sealing member includes connection pad and sealing washer, the connection pad sets up the inside below of connector, the connection pad below be equipped with lead to the fixed pipe that groove block intercommunication set up, the sealing washer sets up connection pad border position department, fixed pipe with the inlet tube intercommunication sets up, through the connection pad of setting, is convenient for direct leading-in to the logical inslot of water in leading-in to the connector through the inlet tube, the sealing washer of cooperation setting effectively avoids water to spill over between installation head and the installation pipe.

As a preferred embodiment, the outside of adjusting ring is the hexagon structure, the outside of adjusting ring is equipped with the handle, through setting up the hexagon structure with the adjusting ring outside, is convenient for carry out the centre gripping rotation to the adjusting ring through the instrument, through the handle that sets up, the accessible is under the condition that does not have the instrument, and handheld handle rotates.

Compared with the prior art, the utility model has the advantages and positive effects that,

according to the utility model, the mounting head at the upper end of the drill bit is slidably clamped into a part of the lower end of the inner part of the mounting tube, at the moment, the mounting head is only in sliding connection in the mounting tube, and the adjusting ring is rotated, so that the mounting tube limits the rotation direction of the mounting head due to the threaded rotation connection between the adjusting ring and the mounting head, so that the mounting head can move inwards and outwards in the mounting tube until the mounting head is completely inserted into the mounting tube when the adjusting ring rotates, the damage to the drill bit is avoided in the process, and the quality of the drill bit is effectively ensured.

According to the utility model, through the sealing piece, the situation that water overflows from the position between the mounting head and the mounting pipe when the water is introduced into the water inlet pipe and the drill bit is avoided.

Drawings

FIG. 1 is a perspective view of a cooling type connecting rod for a cooling drill bit provided by the utility model;

fig. 2 is a schematic diagram showing the separation of a connecting rod and a drill bit of the cooling type connecting rod for cooling the drill bit;

FIG. 3 is a schematic diagram showing the assembly of an adjusting ring and a mounting tube of a cooling type connecting rod for a cooling drill bit;

fig. 4 is a schematic diagram showing the disassembly of a disassembly block and a positioning block of a cooling type connecting rod for a cooling drill bit.

Legend description:

1. a drill bit; 2. a connecting rod; 3. a connector; 4. installing a pipe; 5. a mounting head; 6. an adjusting ring; 7. a water inlet pipe; 8. a through groove; 9. a thread groove; 10. a positioning groove; 11. a positioning block; 12. a limit groove; 13. disassembling the block; 14. a chute; 15. a slide bar; 16. a seal ring; 17. a connecting disc; 18. a fixed tube; 19. a handle.

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. 1-4, the present utility model provides a technical solution: the utility model provides a cooled connecting rod for cooling drill bit, including the connecting rod 2 that is used for assembling drill bit 1, connecting rod 2 includes connector 3 and installation pipe 4, connector 3 sets up in the top of installation pipe 4, the upper end of drill bit 1 is equipped with the installation head 5 with the inside slip adaptation of installation pipe 4, be equipped with the setting element with the suitable adaptation of installation head 5 card on the lateral wall of installation pipe 4, the lower extreme outer wall rotation of installation pipe 4 is equipped with adjusting ring 6, adjusting ring 6 inner wall and installation head 5 outer wall screw thread rotate to be connected, connector 3 and installation pipe 4 intercommunication set up, the intercommunication is equipped with inlet tube 7 on the connector 3 lateral wall, the inside sealing member that is equipped with of connector 3, be equipped with the logical groove 8 that the intercommunication set up each other in drill bit 1 and the installation head 5, inlet tube 7 passes through sealing member and logical groove 8 intercommunication setting.

As shown in fig. 1-4, the locating piece includes thread groove 9, constant head tank 10 and locating piece 11, thread groove 9 is equipped with a plurality of, and equidistant annular distribution sets up on installation pipe 4 lateral wall, locating piece 11 outer wall screw thread rotates and sets up in thread groove 9, be equipped with on the lateral wall of installation head 5 with locating piece 11 card suitable positioning groove 10, after installation head 5 slidable mounting is intraductal to the installation, through carrying out screw thread rotation to locating piece 11 for locating piece 11 moves to installation pipe 4 inside, until locating piece 11 and the mounting of constant head tank 10 block installation on the installation head 5 lateral wall can, through the cooperation of a plurality of locating pieces, effectively guaranteed the stability of installation head 5 in installation pipe 4, avoid its rotation also to avoid it to take place to drop.

As shown in fig. 1-4, the outer end of the positioning block 11 is provided with a limiting groove 12, a disassembling block 13 is slidably clamped in the limiting groove 12, and when the positioning block 11 rotates, the end face of the disassembling block 13 can be slidably clamped into the limiting groove 12, and the disassembling block 13 is rotated, so that the rotation operation of the positioning block 11 can be realized.

As shown in fig. 1-4, the inner wall of the mounting tube 4 is provided with a slide bar 15, the outer wall of the mounting head 5 is provided with a slide groove 14 which is clamped and slides with the slide bar 15, and the rotation direction of the mounting head 5 is conveniently limited through the slide groove 14 and the slide bar 15, so that the mounting head 5 is prevented from rotating in the mounting tube 4.

As shown in fig. 1-4, the outer wall of the mounting head 5 is provided with a thread side groove in threaded fit with the inner wall of the adjusting ring 6, the inner wall of the upper end of the adjusting ring 6 is rotationally connected with the outer wall of the lower end of the mounting tube 4 in a clamping manner, and the adjusting ring 6 is rotated so as to drive the mounting head 5 to move in the mounting tube 4.

As shown in fig. 1-4, the sealing element comprises a connecting disc 17 and a sealing ring 16, the connecting disc 17 is arranged below the inside of the connector 3, a fixed pipe 18 which is communicated with the through groove 8 in a clamping way is arranged below the connecting disc 17, the sealing ring 16 is arranged at the edge of the connecting disc 17, the fixed pipe 18 is communicated with the water inlet pipe 7, water led into the connector 3 through the water inlet pipe 7 is conveniently led into the through groove 8 through the arranged connecting disc 17, and water is effectively prevented from overflowing from the space between the mounting head 5 and the mounting pipe 4 by matching with the arranged sealing ring 16.

As shown in fig. 1-4, the outer side of the adjusting ring 6 is in a hexagonal structure, the handle 19 is arranged on the outer side of the adjusting ring 6, the adjusting ring 6 is convenient to clamp and rotate by a tool through arranging the hexagonal structure on the outer side of the adjusting ring 6, and the handle 19 is arranged to rotate by being held by a hand under the condition that no tool is arranged.

Working principle: when the drill bit 1 and the connecting rod 2 are installed, the installation head 5 at the upper end of the drill bit 1 is slidably clamped into the adjusting ring 6, the installation head 5 is upwards moved in a non-rotating mode by rotating the adjusting ring 6 until the upper end of the installation head 5 is slidably clamped with the installation tube 4, at the moment, the installation head 5 is only slidably connected in the installation tube 4, the adjusting ring 6 is rotated, the installation tube 4 limits the rotating direction of the installation head 5 due to the threaded rotating connection between the adjusting ring 6 and the installation head 5, so that when the adjusting ring 6 rotates, the installation head 5 can move inwards and outwards into the installation tube 4 until the installation head 5 is completely inserted into the installation tube 4, damage to the drill bit 1 is avoided in the process, the quality of the drill bit 1 is effectively guaranteed, and the situation that water overflows from between the installation head 5 and the installation tube 4 when the water inlet pipe 7 and the drill bit 1 are internally introduced through the arranged sealing piece is avoided.

The present utility model is not limited to the above-mentioned embodiments, and any equivalent embodiments which can be changed or modified by the technical content disclosed above can be applied to other fields, but any simple modification, equivalent changes and modification made to the above-mentioned embodiments according to the technical substance of the present utility model without departing from the technical content of the present utility model still belong to the protection scope of the technical solution of the present utility model.

Claims

1. The utility model provides a cooled connecting rod for cooling drill bit, includes connecting rod (2) that are used for assembling drill bit (1), its characterized in that, connecting rod (2) include connector (3) and mounting tube (4), connector (3) set up the top of mounting tube (4), the upper end of drill bit (1) be equipped with mounting tube (4) inside slip adaptation installation head (5), be equipped with on the lateral wall of mounting tube (4) with mounting head (5) card suitably joins in marriage setting element, the lower extreme outer wall rotation of mounting tube (4) is equipped with adjusting ring (6), adjusting ring (6) inner wall with mounting head (5) outer wall screw thread rotation is connected, connector (3) with mounting tube (4) intercommunication sets up, the intercommunication is equipped with inlet tube (7) on connector (3) lateral wall, inside be equipped with the sealing member of connector (3), drill bit (1) with be equipped with logical groove (8) of intercommunication setting in mounting head (5), inlet tube (7) pass through sealing member with logical groove (8) setting intercommunication.

2. The cooled connecting rod for cooling drill bits of claim 1, wherein: the locating piece includes thread groove (9), constant head tank (10) and locating piece (11), thread groove (9) are equipped with a plurality ofly, and equidistant annular distribution sets up on mounting tube (4) lateral wall, locating piece (11) outer wall screw thread rotates to set up in thread groove (9), be equipped with on the lateral wall of installation head (5) with locating piece (11) card suitably joined in marriage constant head tank (10).

3. The cooled connecting rod for cooling drill bits of claim 2, wherein: the outer end of the positioning block (11) is provided with a limiting groove (12), and the limiting groove (12) is internally and slidably clamped with a disassembly block (13).

4. The cooled connecting rod for cooling drill bits of claim 1, wherein: the inner wall of the installation pipe (4) is provided with a slide bar (15), and the outer wall of the installation head (5) is provided with a chute (14) which is clamped and slidingly arranged with the slide bar (15).

5. The cooled connecting rod for cooling drill bits as recited in claim 4, wherein: the outer wall of the mounting head (5) is provided with a thread side groove which is in thread fit with the inner wall of the adjusting ring (6), and the inner wall of the upper end of the adjusting ring (6) is clamped and rotationally connected with the outer wall of the lower end of the mounting pipe (4).

6. The cooled connecting rod for cooling drill bits of claim 1, wherein: the sealing element comprises a connecting disc (17) and a sealing ring (16), wherein the connecting disc (17) is arranged below the inside of the connecting head (3), a fixed pipe (18) which is communicated with the through groove (8) in a clamping mode is arranged below the connecting disc (17), the sealing ring (16) is arranged at the edge of the connecting disc (17), and the fixed pipe (18) is communicated with the water inlet pipe (7).

7. The cooled connecting rod for cooling drill bits of claim 5, wherein: the outer side of the adjusting ring (6) is of a hexagonal structure, and a handle (19) is arranged on the outer side of the adjusting ring (6).