CN214920763U

CN214920763U - Combined high-hardness drill bit for efficient drilling

Info

Publication number: CN214920763U
Application number: CN202022900104.1U
Authority: CN
Inventors: 陆晓敏
Original assignee: Zhenjiang Baide Precision Tools Co ltd
Current assignee: Zhenjiang Baide Precision Tools Co ltd
Priority date: 2020-12-04
Filing date: 2020-12-04
Publication date: 2021-11-30
Anticipated expiration: 2030-12-04

Abstract

The utility model relates to a cutting tool technical field just discloses a combination formula high rigidity drill bit of high-efficient drilling, including the mounting panel, the mid-mounting on mounting panel top has the support frame, the inside movable mounting of support frame has the fixed block, the mid-mounting on fixed block top has the drill bit body, the outside screw thread cover of support frame is equipped with the mount, the mount suit is in the top of fixed block. The utility model discloses a threaded connection between mount and the support frame, can play fixed effect to the fixed block, thereby can guarantee that the drill bit body after the installation can remain stable, through taking off the mount from the support frame, can be convenient for change the drill bit body, when the damage appears in the drill bit body, only need change the drill bit body, need not to disassemble overall structure, can reach quick replacement's purpose, and can greatly practice thrift the cost of production, avoided causing the influence to production efficiency.

Description

Combined high-hardness drill bit for efficient drilling

Technical Field

The utility model relates to a cutting tool technical field especially relates to a combination formula high rigidity drill bit that high efficiency was bored.

Background

The drill bit is a cutting tool used by a typical drill or drilling machine to cut a circular hole. The basic principle of the drill is to rotate the edge of the drill, cut the workpiece, and remove the drill cuttings from the drill slot, and the drill is classified according to the different target workpieces.

The drill bit is in long-time use, the condition of wearing and tearing or fracture inevitably can appear, need change the drill bit under the general condition, but current combination formula drill bit when appearing damaging, need change to the whole, the process of change is comparatively complicated to greatly reduced the efficiency of production, and because change to the whole and cause great waste, be unfavorable for saving manufacturing cost, propose a combination formula high rigidity drill bit that high efficiency bored to above-mentioned condition and solve above-mentioned problem of proposing.

SUMMERY OF THE UTILITY MODEL

The purpose of the utility model is to solve the shortcoming that exists among the prior art, if: the existing combined drill bit needs to be replaced integrally when being damaged, the replacement process is complex, so that the production efficiency is greatly reduced, great waste is caused by replacing the whole body, the production cost is not saved, and the provided combined high-hardness drill bit for efficient drilling is provided.

In order to achieve the above purpose, the utility model adopts the following technical scheme:

a combined high-hardness drill bit capable of efficiently drilling comprises a mounting plate, wherein a support frame is mounted in the middle of the top end of the mounting plate, a fixed block is movably mounted in the support frame, a drill bit body is mounted in the middle of the top end of the fixed block, a fixed frame is sleeved on the outer side of the support frame in a threaded manner, the fixed frame is sleeved above the fixed block, adjusting frames are mounted on two sides of the top end of the mounting plate respectively and are located on two sides of the fixed frame, a circular groove is formed in the bottom of the outer side of the fixed frame, a movable block is movably mounted in the adjusting frame, a fixed rod is mounted in the middle of one end of the movable block, one end of the fixed rod penetrates through the adjusting frame and is movably inserted into the circular groove, a movable frame is mounted in the middle of one side, away from the fixed rod, of the movable block, a limiting block is movably mounted in the movable frame, the adjustable support is characterized in that a strip hole is vertically formed in one side, far away from the fixed support, of the adjusting frame, an adjusting rod is transversely movably inserted in the middle of the adjusting frame, one end of the adjusting rod penetrates through the movable frame and is connected with a limiting block, one end of the adjusting rod penetrates through the strip hole and is installed with an adjusting block, an installing block is installed in the middle of the bottom end of the installing plate, a reset spring is installed on one side of the movable block, and the reset spring is sleeved on the outer side of the adjusting rod.

Preferably, the limiting rods are installed on two sides of the bottom wall in the supporting frame, the limiting grooves are symmetrically formed in the fixing block, and the limiting rods are movably inserted into the limiting grooves respectively.

Preferably, the middle part of the adjusting rod is provided with a limiting stop lever, the length of the limiting stop lever is smaller than that of the strip hole, and the limiting stop lever is movably inserted into the strip hole.

Preferably, the outer side of the fixing frame is vertically provided with the anti-slip strips, and the anti-slip strips are arranged on the outer side of the fixing frame at equal intervals in an annular array mode.

Preferably, the bottom in the installation piece outside has seted up the constant head tank, the quantity of constant head tank is four, and four constant head tanks are arranged in the outside of installation piece with annular array's mode equidistance.

Preferably, the middle part of the bottom end of the mounting block is provided with a positioning rod.

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

(1) the utility model discloses a threaded connection between mount and the support frame, can play fixed effect to the fixed block, thereby can guarantee that the drill bit body after the installation can remain stable, through taking off the mount from the support frame, can be convenient for change the drill bit body, when the damage appears in the drill bit body, only need change the drill bit body, need not to disassemble overall structure, can reach quick replacement's purpose, and can greatly practice thrift the cost of production, avoided causing the influence to production efficiency.

(2) The utility model discloses a reset spring promotes the movable block and slides in the inside of alignment jig, can make the dead lever alternate the inside of ring channel, prevent to take place to slide between mount and the support frame, thereby can't play fixed effect to the fixed block, through to both sides pulling regulating block, can pull out spacing pin from the inside in rectangular hole, through rotating the regulating block, can be in the vertically state with spacing pin relative rectangular hole, can play spacing effect to the position of regulating lever, thereby can avoid reset spring to promote the inside that the dead lever alternates the ring channel, can be convenient for separate mount and support frame, can be convenient for change the drill bit body.

Drawings

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

FIG. 2 is an enlarged schematic view of the structure of FIG. 1;

fig. 3 is a schematic view of the cross-sectional structure of the bottom of the mounting block of the present invention.

In the figure: 1. mounting a plate; 2. mounting blocks; 3. positioning a groove; 4. positioning a rod; 5. a fixed mount; 6. a support frame; 7. a drill bit body; 8. anti-slip strips; 9. a limiting groove; 10. a limiting rod; 11. a fixed block; 12. an annular groove; 13. fixing the rod; 14. a movable block; 15. an adjusting bracket; 16. a return spring; 17. a movable frame; 18. a limiting block; 19. a limit stop lever; 20. an adjusting block; 21. a strip hole; 22. and adjusting the rod.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments.

In the description of the present invention, it is to be understood that the terms "upper", "lower", "front", "rear", "left", "right", "top", "bottom", "inner", "outer", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and simplicity of description, and do not indicate or imply that the device or element being referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore, should not be construed as limiting the present invention.

Referring to fig. 1-3, a combined high-hardness drill bit for efficient drilling comprises a mounting plate 1, a support frame 6 is mounted in the middle of the top end of the mounting plate 1, a fixed block 11 is movably mounted in the support frame 6, a drill bit body 7 is mounted in the middle of the top end of the fixed block 11, a fixed frame 5 is sleeved on the outer side of the support frame 6 in a threaded manner, anti-slip strips 8 are vertically mounted on the outer side of the fixed frame 5, the anti-slip strips 8 are equidistantly arranged on the outer side of the fixed frame 5 in an annular array manner, the anti-slip situation is avoided by arranging the anti-slip strips 8 when the fixed frame 5 is rotated, the fixed frame 5 is sleeved above the fixed block 11, limiting rods 10 are mounted on two sides of the inner bottom wall of the support frame 6, bilaterally symmetrical limiting grooves 9 are formed in the fixed block 11, the limiting rods 10 are movably inserted in the limiting grooves 9 respectively and inserted in the limiting grooves 9 through the limiting rods 10, the drill bit further has the advantages that the limiting effect on the fixed block 11 can be further realized, the fixed block 11 is prevented from moving in the supporting frame 6, the adjusting frames 15 are respectively installed on two sides of the top end of the installing plate 1, the adjusting frames 15 are respectively located on two sides of the fixed frame 5, the annular groove 12 is formed in the bottom of the outer side of the fixed frame 5, the movable block 14 is movably installed in the adjusting frame 15, the fixed rod 13 is installed in the middle of one end of the movable block 14, one end of the fixed rod 13 penetrates through the adjusting frame 15 and movably penetrates in the annular groove 12, the movable frame 17 is installed in the middle of one side, far away from the fixed rod 13, of the movable block 14, the movable block 14 is pushed by the reset spring 16 to slide in the adjusting frame 15, the fixed rod 13 can be driven to penetrate in the annular groove 12, the limiting effect on the fixed frame 5 can be realized, the sliding condition between the fixed frame 5 and the supporting frame 6 can be prevented, and the fixing of the drill bit body 7 can be influenced, a limiting block 18 is movably arranged in the movable frame 17, one side of the adjusting frame 15, which is far away from the fixed frame 5, is vertically provided with a strip hole 21, an adjusting rod 22 is transversely movably inserted in the middle of the adjusting frame 15, one end of the adjusting rod 22 penetrates through the movable frame 17 and is connected with the limiting block 18, one end of the adjusting rod 22 penetrates through the strip hole 21 and is provided with an adjusting block 20, the middle of the bottom end of the mounting plate 1 is provided with a mounting block 2, the bottom of the outer side of the mounting block 2 is provided with four positioning grooves 3, the four positioning grooves 3 are equidistantly arranged on the outer side of the mounting block 2 in an annular array mode, the middle of the bottom end of the mounting block 2 is provided with a positioning rod 4, after the mounting block 2 is mounted through the positioning grooves 3, the mounting block 2 can be limited, the mounting block 2 is prevented from rotating, one side of the movable block 14 is provided with a return spring 16, the return spring 16 is sleeved on the outer side of the adjusting rod 22, adjust the mid-mounting of pole 22 and have spacing pin 19, spacing pin 19's length is less than the length of rectangular hole 21, spacing pin 19 activity alternates in the inside of rectangular hole 21, through pulling out and rotating spacing pin 19, make spacing pin 19 be the vertically state with rectangular hole 21, can play the effect of restriction to the position of movable block 14, avoid dead lever 13 to alternate the inside of ring channel 12, be convenient for take off mount 5 from support frame 6.

In the utility model, when the user uses the device, when the drill bit body 7 needs to be replaced, the adjusting block 20 is pulled to drive the adjusting rod 22 to move, the limit stop lever 19 is pulled out from the inside of the elongated hole 21, then the adjusting block 20 is rotated to drive the adjusting rod 22 to rotate, the limiting stop lever 19 can be stopped at one side of the adjusting frame 15, the fixing rod 13 can be taken out from the inside of the annular groove 12, then the fixing frame 5 is rotated reversely, the fixing frame 5 is taken off from the supporting frame 6, the fixing frame 5 is taken off from the upper part of the drill bit body 7, then the damaged drill bit body 7 is taken out from the inside of the supporting frame 6, a new drill bit body 7 is placed in the inside of the supporting frame 6, the limiting rod 10 is inserted in the limiting groove 9, then the fixing frame 5 is sleeved on the drill bit body 7, the fixing frame 5 is connected with the supporting frame 6, and the drill bit body 7 can be fixed, then the adjusting block 20 is pulled and rotated, the limit stop rod 19 can penetrate through the long hole 21, the movable block 14 is pushed to move under the action of the reset spring 16, the fixed rod 13 can be inserted into the annular groove 12, and the position of the fixed frame 5 can be limited.

The above, only be the concrete implementation of the preferred embodiment of the present invention, but the protection scope of the present invention is not limited thereto, and any person skilled in the art is in the technical scope of the present invention, according to the technical solution of the present invention and the utility model, the concept of which is equivalent to replace or change, should be covered within the protection scope of the present invention.

It is noted that, herein, relational terms such as first and second, and the like may be used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Also, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus.

Claims

1. The utility model provides a combination formula high rigidity drill bit that high efficiency was bored, includes mounting panel (1), its characterized in that, the mid-mounting on mounting panel (1) top has support frame (6), the inside movable mounting of support frame (6) has fixed block (11), the mid-mounting on fixed block (11) top has drill bit body (7), the outside screw thread cover of support frame (6) is equipped with mount (5), mount (5) suit is in the top of fixed block (11), adjusting bracket (15) are all installed to the both sides on mounting panel (1) top, adjusting bracket (15) are located the both sides of mount (5) respectively, ring channel (12) have been seted up to the bottom in the outside of mount (5), the inside movable mounting of adjusting bracket (15) has movable block (14), the mid-mounting of movable block (14) one end has dead lever (13), one end of the fixed rod (13) passes through the adjusting frame (15) and is movably inserted in the annular groove (12), the middle part of one side of the movable block (14) far away from the fixed rod (13) is provided with a movable frame (17), a limiting block (18) is movably arranged in the movable frame (17), a long hole (21) is vertically arranged on one side of the adjusting frame (15) far away from the fixed frame (5), an adjusting rod (22) is transversely and movably inserted in the middle of the adjusting frame (15), one end of the adjusting rod (22) passes through the movable frame (17) and is connected with the limiting block (18), one end of the adjusting rod (22) passes through the long hole (21) and is provided with an adjusting block (20), the utility model discloses a mounting plate, including mounting panel (1), movable block (14), reset spring (16) suit is in the outside of adjusting pole (22).

2. The efficient drilling combined high-hardness drill bit as claimed in claim 1, wherein limiting rods (10) are mounted on two sides of the inner bottom wall of the support frame (6), limiting grooves (9) which are bilaterally symmetrical are formed in the fixing block (11), and the limiting rods (10) are respectively and movably inserted into the limiting grooves (9).

3. The combined high-hardness drill bit for high-efficiency drilling according to claim 1, wherein a limit stop rod (19) is installed in the middle of the adjusting rod (22), the length of the limit stop rod (19) is smaller than that of the elongated hole (21), and the limit stop rod (19) is movably inserted into the elongated hole (21).

4. A combined high-hardness drill bit for efficient drilling according to claim 1, characterized in that the outer side of the fixing frame (5) is vertically provided with the anti-slip strips (8), and the anti-slip strips (8) are arranged at equal intervals on the outer side of the fixing frame (5) in an annular array manner.

5. The efficient drilling combined type high-hardness drill bit is characterized in that positioning grooves (3) are formed in the bottom of the outer side of the mounting block (2), the number of the positioning grooves (3) is four, and the four positioning grooves (3) are arranged on the outer side of the mounting block (2) at equal intervals in an annular array mode.

6. The combined high-hardness drill bit for high-efficiency drilling according to claim 1, wherein a positioning rod (4) is mounted in the middle of the bottom end of the mounting block (2).