CN213003830U

CN213003830U - Make things convenient for anchor clamps for drilling machine drill bit of centre gripping

Info

Publication number: CN213003830U
Application number: CN202020815927.1U
Authority: CN
Inventors: 何景望; 戴大超
Original assignee: Individual
Current assignee: Individual
Priority date: 2020-05-16
Filing date: 2020-05-16
Publication date: 2021-04-20
Anticipated expiration: 2030-05-16

Abstract

The utility model discloses a make things convenient for anchor clamps for drilling machine drill bit of centre gripping, including the drilling machine main part, there is the drill bit through the clamping device centre gripping in the drilling machine main part, it is fixed with the drilling machine main part that dismounting device is passed through on clamping device's top, the clamping device symmetry is provided with two sets ofly. This anchor clamps for drilling machine drill bit is provided with clamping device, wherein clamping device includes the fixed plate, the telescopic link, first spring, the fly leaf, the fluting, the grip block, the slider, the spout, activity storehouse and second spring, can convenient and fast carry out the centre gripping to the drill bit through this device, the time is greatly saved, still be provided with dismounting device, wherein dismounting device includes the inserted bar, the draw-in groove, the thread groove, the threaded rod, the loop bar, the dead lever, first conical gear, second conical gear and bull stick, can comparatively convenient and fast's dismantlement clamping device through this device.

Description

Make things convenient for anchor clamps for drilling machine drill bit of centre gripping

Technical Field

The utility model relates to a drilling machine anchor clamps technical field specifically is a make things convenient for anchor clamps for drilling machine drill bit of centre gripping.

Background

The drill jig is a fixing tool for processing a workpiece on a drill, the workpiece is positioned in the jig by replacing a supporting point with a positioning element, and the device jig is often used for clamping a drill on the drill, but the traditional drill jig for the drill has the following problems in use.

1. This traditional centre gripping method of anchor clamps for drilling machine drill bit reaches the effect of fixed drill bit through the bolt tightening, but this mode needs to use instruments such as spanner screwdriver that can move, cooperates the clamp tightly, need consume the great strength of staff simultaneously.

2. This anchor clamps for drill bit generally with drill body formula structure as an organic whole, if anchor clamps itself appear damaging then be difficult to change the maintenance, dismantle comparatively troublesome, extremely consume time and energy, consequently need an urgent need for a drill bit anchor clamps for convenient centre gripping to solve above-mentioned problem.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a make things convenient for anchor clamps for drill bit of centre gripping to solve this anchor clamps for drill bit centre gripping operation that proposes in the above-mentioned background art comparatively inconvenient, and the unable problem of dismantling the maintenance change of anchor clamps.

In order to achieve the above object, the utility model provides a following technical scheme: the utility model provides a make things convenient for anchor clamps for drilling machine drill bit of centre gripping, includes the drilling machine main part, there is the drill bit through the clamping device centre gripping in the drilling machine main part, clamping device's top is fixed with the drilling machine main part through dismounting device, the clamping device symmetry is provided with two sets ofly.

Preferably, clamping device includes fixed plate, telescopic link, first spring, fly leaf, fluting, grip block, slider, spout, activity storehouse and second spring, be fixed with the fixed plate in the drilling machine main part, and the bottom of fixed plate all is fixed with the telescopic link, the bottom of telescopic link all is fixed with the fly leaf, all twine on the telescopic link and be provided with first spring, all seted up the fluting in the fly leaf, and the laminating of fluting inner wall has the one end of grip block, the other end of grip block all passes in the activity storehouse extends to the drilling machine main part, the activity storehouse all sets up in the drilling machine main part, all be fixed with the slider on the grip block, and the slider all with spout sliding connection, the spout is all seted up on the inner wall in activity storehouse, the slider passes through second spring and activity storehouse inner wall connection.

Preferably, four groups of the grooves are symmetrically arranged, and the inner wall of each group of the grooves is inclined.

Preferably, the length of the sliding groove is larger than the distance from the inner wall of the drilling machine main body to the outer wall of the drill bit.

Preferably, dismounting device includes inserted bar, draw-in groove, thread groove, threaded rod, loop bar, dead lever, first conical gear, second conical gear and bull stick, be fixed with the inserted bar on the fixed plate, and the inserted bar all pegs graft with the draw-in groove, the draw-in groove is all seted up in the drilling machine main part, all be provided with the thread groove in the inserted bar, and the thread groove all with threaded rod threaded connection, the top of threaded rod all with loop bar threaded connection, the loop bar passes through the bearing and is connected with the dead lever, the dead lever is all fixed at drilling machine main part inner wall, the loop bar top is fixed with first conical gear, and first conical gear all with second conical gear intermeshing.

Preferably, the length of the thread groove is smaller than that of the sleeve rod.

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

1. the drill bit clamp is provided with a clamping device, wherein the clamping device comprises a fixed plate, a telescopic rod, a first spring, movable plates, a groove, a clamping block, a sliding chute, a movable bin and a second spring, when the drill bit needs to be clamped, the movable plates at two ends are firstly pushed upwards, the two groups of movable plates all extrude the telescopic rod to move upwards, the first spring is simultaneously extruded to deform, the groove moves upwards, the second spring pushes the clamping block to move outwards due to the restoring force generated by the self elasticity under the extrusion state, the drill bit is inserted into a drill bit main body at the moment, the movable plates at two ends are loosened, the restoring force generated by the self elasticity of the first spring pushes the movable plates to move downwards, the inner wall of the groove finally extrudes the clamping block to move inwards, the outer wall of the drill bit is finally clamped and fixed, and the drill bit can be conveniently and quickly clamped, time is greatly saved.

2. This anchor clamps for drilling machine drill bit are provided with dismounting device, wherein dismounting device includes the inserted bar, the draw-in groove, the thread groove, the threaded rod, the loop bar, the dead lever, first conical gear, second conical gear and bull stick, when the fixed plate is dismantled to needs, at first, it drives two sets of second conical gear and rotates simultaneously to rotate the bull stick, second conical gear rotates the first conical gear that drives intermeshing and rotates, first conical gear rotates and all drives the loop bar and rotate on the dead lever, the loop bar rotates and drives the threaded rod upwards to rotate, separate with the thread groove completely up to the threaded rod, at this moment think that outer end pulling fixed plate drives the inserted bar and removes, make the inserted bar all can accomplish the dismantlement with the draw-in groove separation, can comparatively convenient and fast's dismantlement.

Drawings

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

FIG. 2 is a schematic view of the structural front view section of the present invention in an active state;

fig. 3 is an enlarged schematic view of the structure at a in fig. 1 according to the present invention;

fig. 4 is an enlarged schematic view of the structure at B in fig. 1 according to the present invention.

In the figure: 1. a drilling machine main body; 2. a drill bit; 31. a fixing plate; 32. a telescopic rod; 33. a first spring; 34. a movable plate; 35. grooving; 36. a clamping block; 37. a slider; 38. a chute; 39. a movable bin; 310. a second spring; 41. inserting a rod; 42. a card slot; 43. a thread groove; 44. a threaded rod; 45. a loop bar; 46. fixing the rod; 47. a first bevel gear; 48. a second bevel gear; 49. and (4) rotating 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. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

Referring to fig. 1-4, the present invention provides an embodiment: a drill bit clamp convenient to clamp comprises a drill main body 1, a drill bit 2 is clamped in the drill main body 1 through a clamping device, the clamping device comprises a fixing plate 31, an expansion link 32, a first spring 33, a movable plate 34, slots 35, clamping blocks 36, a sliding block 37, a sliding groove 38, a movable bin 39 and a second spring 310, the fixing plate 31 is fixed on the drill main body 1, the expansion link 32 is fixed at the bottom end of the fixing plate 31, the bottom end of the expansion link 32 is fixed with the movable plate 34, the first spring 33 is wound on the expansion link 32, the slots 35 are formed in the movable plate 34, one end of the clamping block 36 is attached to the inner wall of each slot 35, four groups of slots 35 are symmetrically arranged, the inner wall of each group of slots 35 is in an inclined shape, the purpose that the clamping block 36 is matched with the movable plate 34 to move so as to clamp the drill bit 2, and the other end of the clamping block 36 penetrates through the movable bin 39 and extends into, the movable bins 39 are all arranged on the drilling machine main body 1, the clamping blocks 36 are all fixed with sliding blocks 37, the sliding blocks 37 are all connected with sliding grooves 38 in a sliding mode, the length of each sliding groove 38 is larger than the distance from the inner wall of the drilling machine main body 1 to the outer wall of the drill bit 2, the purpose of setting is to ensure that the clamping blocks 36 have enough movable range to achieve the purposes of clamping the outer wall of the drill bit 2 and releasing the outer wall of the drill bit 2, the sliding grooves 38 are all arranged on the inner wall of the movable bins 39, the sliding blocks 37 are connected with the inner wall of the movable bins 39 through second springs 310, the top ends of the clamping devices are fixed with the drilling machine main body 1 through dismounting devices, the two groups of the clamping devices are symmetrically arranged, each dismounting device comprises an inserting rod 41, a clamping groove 42, a threaded groove 43, a threaded rod 44, a sleeve rod 45, a fixed rod 46, a first bevel gear 47, a second bevel gear 48 and a rotating rod, draw-in groove 42 all sets up in drilling machine main part 1, all be provided with thread groove 43 in the inserted bar 41, and thread groove 43 all with threaded rod 44 threaded connection, the length size of thread groove 43 all is less than loop bar 45 length size, the purpose that sets up like this guarantees that threaded rod 44 is rotatory back in the loop bar 45, threaded rod 44 bottom is complete with thread groove 43 separation, threaded rod 44's top all with loop bar 45 threaded connection, loop bar 45 passes through the bearing and is connected with dead lever 46, dead lever 46 all fixes at drilling machine main part 1 inner wall, loop bar 45 top is fixed with first conical gear 47, and first conical gear 47 all with second conical gear 48 intermeshing.

The working principle is as follows: when the drill bit 2 needs to be clamped, the movable plates 34 at two ends are pushed upwards firstly, the two groups of movable plates 34 extrude the telescopic rod 32 to move upwards, the first spring 33 is extruded to deform, the groove 35 moves upwards at the moment, the second spring 310 pushes the clamping block 36 to move outwards from the extruded state due to the restoring force generated by the elasticity of the second spring, the drill bit 2 is inserted into the drill main body 1 at the moment, the movable plates 34 at two ends are loosened, the movable plates 34 move downwards due to the restoring force generated by the elasticity of the first spring 33, the clamping block 36 is extruded inwards by the inner wall of the groove 35 finally, the outer wall of the drill bit 2 is clamped and fixed finally, the drill bit 2 can be clamped conveniently and quickly through the device, and time is greatly saved.

When the fixing plate 31 needs to be disassembled, firstly, the rotating rod 49 is rotated to drive the two sets of second bevel gears 48 to rotate simultaneously, the second bevel gears 48 rotate to drive the first bevel gears 47 which are meshed with each other to rotate, the first bevel gears 47 rotate to drive the sleeve rods 45 to rotate on the fixing rod 46, the sleeve rods 45 rotate to drive the threaded rods 44 to rotate upwards, until the threaded rods 44 are completely separated from the threaded grooves 43, the fixing plate 31 is pulled by the outer end to drive the inserting rods 41 to move, so that the inserting rods 41 are separated from the clamping grooves 42 to complete the disassembly, the clamping device can be disassembled conveniently and quickly through the device, and finally, the operation is finished.

It is obvious to a person skilled in the art that the invention is not restricted to details of the above-described exemplary embodiments, but that it can be implemented in other specific forms without departing from the spirit or essential characteristics of the invention. The present embodiments are therefore to be considered in all respects as illustrative and not restrictive, the scope of the invention being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein. Any reference sign in a claim should not be construed as limiting the claim concerned.

Claims

1. The utility model provides a make things convenient for anchor clamps for drilling machine drill bit of centre gripping, includes drilling machine main part (1), its characterized in that: the drilling machine is characterized in that a drill bit (2) is clamped in the drilling machine main body (1) through a clamping device, the top end of the clamping device is fixed with the drilling machine main body (1) through a dismounting device, and the clamping device is symmetrically provided with two groups.

2. The clamp convenient to clamp for the drill bit of the drilling machine as claimed in claim 1, wherein: the clamping device comprises a fixing plate (31), an expansion link (32), a first spring (33), a movable plate (34), a groove (35), a clamping block (36), a sliding block (37), a sliding groove (38), a movable bin (39) and a second spring (310), wherein the fixing plate (31) is fixed on the drilling machine main body (1), the expansion link (32) is fixed at the bottom end of the fixing plate (31), the bottom end of the expansion link (32) is fixed with the movable plate (34), the first spring (33) is wound on the expansion link (32), the groove (35) is formed in the movable plate (34), one end of the clamping block (36) is attached to the inner wall of the groove (35), the other end of the clamping block (36) penetrates through the movable bin (39) and extends into the drilling machine main body (1), and the movable bin (39) is arranged on the drilling machine main body (1), all be fixed with slider (37) on centre gripping piece (36), and slider (37) all with spout (38) sliding connection, spout (38) are all seted up on the inner wall in activity storehouse (39), slider (37) are through second spring (310) and activity storehouse (39) inner wall connection.

3. The clamp convenient to clamp for the drill bit of the drilling machine as claimed in claim 2, wherein: four groups of the slots (35) are symmetrically arranged, and the inner wall of each group of the slots (35) is inclined.

4. The clamp convenient to clamp for the drill bit of the drilling machine as claimed in claim 2, wherein: the length of the sliding groove (38) is larger than the distance from the inner wall of the drilling machine main body (1) to the outer wall of the drill bit (2).

5. The clamp convenient to clamp for the drill bit of the drilling machine as claimed in claim 2, wherein: the dismounting device comprises an inserted bar (41), a clamping groove (42), a thread groove (43), a threaded rod (44), a loop bar (45), a fixed bar (46), a first bevel gear (47), a second bevel gear (48) and a rotating bar (49), the inserted bar (41) is fixed on the fixed plate (31), the inserted rods (41) are all inserted with the clamping grooves (42), the clamping grooves (42) are all arranged in the drilling machine main body (1), the inserted rods (41) are all provided with thread grooves (43), the thread grooves (43) are all in threaded connection with the threaded rod (44), the top end of the threaded rod (44) is all in threaded connection with the sleeve rod (45), the sleeve rod (45) is connected with a fixed rod (46) through a bearing, the fixed rods (46) are all fixed on the inner wall of the drilling machine main body (1), a first conical gear (47) is fixed at the top end of the sleeve rod (45), and the first bevel gears (47) are all meshed with the second bevel gears (48).

6. The clamp convenient to clamp for the drill bit of the drilling machine as claimed in claim 5, wherein: the length of the thread groove (43) is smaller than that of the sleeve rod (45).