CN212857847U - Circuit breaker is with rig device of boring quad slit - Google Patents

Abstract

The utility model provides a circuit breaker is with rig device of boring quad slit, include: work platform, drive division, fixed part and drill bit, the fixed part is fixed respectively on work platform with the drive division, and the rig device still includes: the connecting rod, the linkage piece and the limiting part, wherein one end of the connecting rod is fixedly connected with the output end of the driving part in an inserting mode, one end of the linkage piece penetrates through the limiting part and is fixedly arranged at the other end of the connecting rod, and the limiting part is provided with a square limiting hole; the drill bit comprises a plurality of blades which are circumferentially and integrally arranged on the outer wall of the linkage piece; after the workpiece is clamped on the fixing part, the driving part can drive the linkage part to rotate around the limiting hole through the connecting rod, so that each blade drills a square hole in the workpiece; the utility model discloses a drill bit can directly bore the quad slit on the work piece under the effect of spacing hole and universal joint at the linkage, has avoided the work piece to bore the trouble that the round hole changed into the square hole at the later stage earlier, has reduced work flow, has promoted work efficiency.

Description

Circuit breaker is with rig device of boring quad slit

Technical Field

The utility model relates to an electric tool technical field, concretely relates to circuit breaker is with rig device who bores quad slit.

Background

The electric drill product is suitable for drilling holes in steel, wood and plastics, is one of the most popular tools used in handheld electric tools, is particularly widely applied to the fields of reinforcing building beams, plates, columns, walls and the like, decorating, wall mounting, supports, railings, billboards, air conditioner outdoor units, guide rails, satellite receiver elevators, steel structure factory building mounting, medicine and the like. However, most electric drills circular holes in the prior art, when square holes need to be drilled, a plurality of circular holes are drilled firstly, then the circular holes are improved into the square holes in the later period, and a drill bit device capable of directly drilling the square holes is absent when a breaker shell is machined in the prior art, so that a drilling machine device for drilling the square holes for the breaker needs to be developed.

SUMMERY OF THE UTILITY MODEL

The to-be-solved technical problem of the utility model is: lack the drill bit device of a direct drilling quad slit among the prior art when processing circuit breaker casing, in order to solve the problem among the prior art. The utility model provides a circuit breaker is with rig device of boring quad slit solves above-mentioned problem.

The utility model provides a technical scheme that its technical problem adopted is: a drilling device for drilling square holes for circuit breakers comprises: work platform, drive division, fixed part and drill bit, the fixed part with the drive division is fixed respectively work platform is last, the rig device still includes: the connecting rod, the linkage part and the limiting part, wherein one end of the connecting rod is fixedly connected with the output end of the driving part in an inserting mode, one end of the linkage part penetrates through the limiting part and is fixedly arranged at the other end of the connecting rod, and the limiting part is provided with a square limiting hole;

the drill bit comprises a plurality of blades which are circumferentially and integrally arranged on the outer wall of the linkage piece; wherein

After the workpiece is clamped on the fixing portion, the driving portion can drive the linkage piece to rotate around the limiting hole through the connecting rod, so that the square hole is drilled on the workpiece by each blade.

Preferably, a universal joint is arranged on the connecting rod, and the linkage piece can rotate in a variable angle under the action of the universal joint.

Preferably, the stopper portion includes: the limiting plate is fixed on the working platform; the limiting hole is formed in the upper portion of the limiting plate, four corners of the limiting hole are respectively rounded, and the linkage piece is rotatably arranged in the limiting hole; wherein

When the universal joint drives the linkage piece to rotate, the limiting hole can limit the track of the linkage piece rotating in a variable angle mode.

Preferably, the linkage piece is a triangular prism, each surface of the linkage piece protrudes outwards to form a radian edge, the edge of the linkage piece is rounded off, and each radian edge of the linkage piece is equal to the square edge of the limiting hole in length;

the blade is fixed at the position of the edge, wherein

When the driving part drives the linkage piece to rotate, one radian edge of the linkage piece is in contact with the inner wall of the limiting hole, and the edge of the linkage piece is overlapped with one vertex angle of the limiting hole, so that the moving track of the blade is square.

Preferably, the top of the working platform is fixedly connected with a fixed plate, the top of the fixed plate is provided with a sliding plate in a sliding manner, the sliding plate is in threaded connection with a screw rod, and the end part of the screw rod is fixedly connected with an adjusting hand wheel;

the driving part and the limiting plate are fixed on the fixing plate, respectively, and the fixing part is fixed on the sliding plate, wherein

The adjusting hand wheel can push the fixing part to be close to or far away from the driving part through the sliding plate when being rotated.

Preferably, the driving part includes: the driving motor is fixed on the fixing plate, and the clamping chuck is fixed on a rotating shaft of the driving motor;

the connecting rod is fixed in the clamping chuck, wherein

The driving motor can drive the linkage piece to rotate through the connecting rod.

Preferably, the fixing portion includes: the fixed base is fixed on the sliding plate, the positioning plate is fixed at one end of the fixed base, and the clamping plate is movably arranged on the fixed base, wherein

After the workpiece is placed between the clamping plate and the positioning plate, the clamping plate can slide towards the positioning plate and clamp the workpiece.

Preferably, the fixing portion further includes: the support block is fixed on the sliding plate, the threaded rod penetrates through the support block, one end of the threaded rod is rotatably arranged on the clamping plate, the rotating handle is fixed at the other end of the threaded rod, and the clamping plate can be far away from/close to the positioning plate by rotating the adjusting handle, so that a workpiece can be taken and placed/fixed.

Preferably, the limiting part is further provided with a cooling water pipe, and a nozzle of the cooling water pipe faces the drill bit; the outer wall of the drill bit is provided with a plurality of water grooves parallel to the blades, the water grooves are located at the connecting positions of the drill bit and the blades, and the cooling water pipes can spray water to the water grooves and guide the water to a processing position through the water grooves.

The utility model has the advantages that: the utility model discloses a drive division passes through the connecting rod drive the linkage encircles spacing hole rotates, the universal joint that sets up on the connecting rod can support the eccentric rotation of linkage, and square spacing hole can play limiting displacement, and square spacing hole makes simultaneously the drill bit blade is in drill out the quad slit on the work piece.

Drawings

The present invention will be further explained with reference to the drawings and examples.

Fig. 1 is a schematic structural diagram of a preferred embodiment of a drilling device for drilling a square hole for a circuit breaker according to the present invention;

fig. 2 is a perspective view of the drill bit device of the present invention;

fig. 3 is a schematic structural view of the drill bit device of the present invention;

fig. 4 is a square hole drilling process diagram of the square hole drilling rig device for the circuit breaker of the present invention;

in the figure:

working platform 1, fixed plate 11, sliding plate 12 and adjusting hand wheel 121

A driving part 2, a driving motor 21 and a clamping chuck 22;

the fixing part 3, the fixing base 31, the positioning plate 32, the clamping plate 33, the supporting block 34, the threaded rod 35 and the adjusting handle 36;

connecting rod 41, universal joint 411, linkage 42, radian edge 421, edge 422, spacing portion 43, spacing board 431, spacing hole 432, condenser tube 433, drill 44, basin 441, blade 442.

Detailed Description

Reference will now be made in detail to embodiments of the present invention, examples of which are illustrated in the accompanying drawings, wherein like reference numerals refer to the same or similar elements or elements having the same or similar function throughout. The embodiments described below with reference to the drawings are exemplary only for the purpose of explaining the present invention, and should not be construed as limiting the present invention. On the contrary, the embodiments of the invention include all changes, modifications and equivalents coming within the spirit and terms of the claims appended hereto.

In the description of the present invention, it is to be understood that the terms "center", "longitudinal", "lateral", "length", "width", "thickness", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", "axial", "radial", "circumferential", and the like, indicate orientations and positional relationships based on the orientations and positional relationships shown in the drawings, and are used only for convenience in describing and simplifying the present invention, and do not indicate or imply that the device or element 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.

Furthermore, the terms "first," "second," and the like are used for descriptive purposes only and are not to be construed as indicating or implying relative importance. In the description of the present invention, it is to be noted that, unless otherwise explicitly specified or limited, the terms "connected" and "connected" are to be interpreted broadly, and may be, for example, fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; may be directly connected or indirectly connected through an intermediate. The specific meaning of the above terms in the present invention can be understood in specific cases to those skilled in the art. In addition, in the description of the present invention, "a plurality" means two or more unless otherwise specified.

As shown in fig. 1 to 3, the utility model provides a circuit breaker is with rig device of boring quad slit, include: work platform 1, drive division 2, fixed part 3 and drill bit 44, fixed part 3 with drive division 2 is fixed respectively on work platform 1, the rig device still includes: the device comprises a connecting rod 41, a linkage piece 42 and a limiting part 43, wherein one end of the connecting rod 41 is fixedly connected with the output end of the driving part 2 in an inserting manner, one end of the linkage piece 42 penetrates through the limiting part 43 and is fixedly arranged at the other end of the connecting rod 41, and the limiting part 43 is provided with a square limiting hole 432; the limiting hole 432 is used for limiting the rotation track of the linkage piece 42, and the drill 44 comprises a plurality of blades which are integrally arranged on the outer wall of the linkage piece 42 in the circumferential direction; after the workpiece is clamped on the fixing part 3, the driving part 2 can drive the linkage piece 42 to rotate around the limiting hole 432 through the connecting rod 41, so that each blade drills a square hole on the workpiece; when the driving portion 2 drives the connecting rod 41 to rotate, the connecting rod 41 drives the linkage member 42 to rotate at a variable angle, the outer wall of the linkage member 42 contacts with the inner wall of the limiting hole 432, and under the limiting action of the limiting hole 432, the linkage member 42 drives the drill bit 44 to rotate in a square track, so that a square hole can be drilled in a workpiece.

Optionally, a universal joint 411 is arranged on the connecting rod 41, the linkage member 42 can rotate at a variable angle under the action of the universal joint 411, the driving motor 21 drives the connecting rod 41 to rotate, the universal joint 411 synchronously rotates and drives the linkage member 42 to rotate, and meanwhile, the linkage member 42 can also rotate at a variable angle relative to the connecting rod 41 within a range of a point included angle.

Preferably, the stopper 43 includes: the limiting plate 431 is fixed on the working platform 1; the limiting hole 432 is formed in the upper portion of the limiting plate 431, four corners of the limiting hole 432 are respectively rounded, and the linkage piece 42 is rotatably arranged in the limiting hole 432; when the universal joint 411 drives the linkage piece 42 to rotate, the limiting hole 432 can limit the track of the linkage piece 42 in variable-angle rotation, the universal joint 411 realizes variable-angle power transmission, so that the linkage piece 42 can rotate in variable angles compared with the connecting rod 41, and the limiting hole 432 further limits the variable-angle rotation track of the linkage piece 42, so that the rotation track of the drill bit 44 is the same as that of the limiting hole 432, namely the drill bit is square.

Preferably, the link 42 is a triangular prism, each surface of the link 42 protrudes outward by a radian to form a radian edge 421, the edge 422 of the link 42 is rounded, and each radian edge 421 of the link 42 is equal to the square edge of the limiting hole 432 in length; the blade is fixed at the position of the edge 422, when the driving part 2 drives the linkage piece 42 to rotate, one radian edge 421 of the linkage piece 42 is contacted with the inner wall of the limiting hole 432, and the edge 422 of the linkage piece 42 is superposed with one vertex angle of the limiting hole 432, so that the moving track of the blade is square. The radian and the round corners of the linkage piece 42 are designed, so that when the linkage piece 42 rotates at a variable angle, when one edge 422 and one top corner of the limiting hole 432 are rotationally overlapped so as to rotate to the other top corner, the variable-angle track of the linkage piece 42 is smaller, the square hole drilled by the drill bit 44 can be more accurately positioned, and the loss during power transmission is minimum.

Preferably, a fixed plate 11 is fixedly connected to the top of the working platform 1, and a sliding plate 12 is slidably disposed on the top of the fixed plate 11, wherein the sliding plate 12 can slide left and right on the fixed plate 11 in the horizontal direction; the sliding plate 12 is in threaded connection with a screw rod, and the end part of the screw rod is fixedly connected with an adjusting hand wheel 121; the driving part 2 and the limiting plate 431 are respectively fixed on the fixed plate 11, the fixed part 3 is fixed on the sliding plate 12, wherein the fixed part 3 can be pushed to be close to or far from the driving part 2 by rotating the adjusting hand wheel 121 through the sliding plate 12; after the workpiece is fixed on the fixing portion 3, when the adjusting handwheel 121 is rotated, the sliding plate 12 pushes the workpiece on the fixing portion 3 to approach the drill 44, and the drill 44 performs the drilling operation on the workpiece under the driving of the driving portion 2.

Preferably, the driving part 2 includes: the clamping device comprises a driving motor 21 and a clamping chuck 22, wherein the driving motor 21 is fixed on the fixing plate 11, and the clamping chuck 22 is fixed on a rotating shaft of the driving motor 21; the connecting rod 41 is fixed in the chuck 22, wherein the driving motor 21 can drive the link 42 to rotate through the connecting rod 41.

Optionally, the fixing portion 3 includes: the workpiece clamping device comprises a fixed base 31, a positioning plate 32 and a clamping plate 33, wherein the fixed base 31 is fixed on the sliding plate 12, the positioning plate 32 is fixed at one end of the fixed base 31, and the clamping plate 33 is movably arranged on the fixed base 31, wherein after a workpiece is placed between the clamping plate 33 and the positioning plate 32, the clamping plate 33 can slide towards the positioning plate 32 and clamp the workpiece; the clamping plate 33 can slide left and right in the horizontal direction, when the clamping plate 33 slides towards the positioning plate 32, a workpiece can be clamped and fixed, and when the clamping plate 33 slides away from the positioning plate 32, the workpiece can be taken and placed.

Optionally, the fixing part 3 further includes: the support block 34 is fixed on the sliding plate 12, the threaded rod 35 penetrates through the support block 34, one end of the threaded rod 35 is rotatably arranged on the clamping plate 33, the other end of the threaded rod 35 is fixed with the rotating handle, and the rotating handle 36 can enable the clamping plate 33 to be far away from/close to the positioning plate 32, so that the workpiece can be taken and placed/fixed.

A cooling water pipe 433 is further arranged on the limiting part, and a nozzle of the cooling water pipe 433 faces the drill bit 44; when the drill bit 44 starts to work for drilling, the cooling water pipe 433 sprays cooling water to the drill bit 44 through a nozzle for cooling the drill bit; a plurality of water grooves 441 parallel to the blades 442 are formed in the outer wall of the drill 44, and the water grooves 441 are located at the connection positions of the drill 44 and the blades 442, wherein the cooling water pipes 433 can spray water to the water grooves 441 and guide the water grooves 441 to a processing position; the water tank 441 is recessed into the body of the drill 44, so that when cooling water is sprayed to the drill 44, the cooling water does not splash around due to the centrifugal force caused by the high-speed rotation of the drill 44, and a part of the cooling water is guided to the processing position in the water tank 441 to cool the drill 44.

The working principle is as follows:

a workpiece is placed between the clamping plate 33 and the positioning plate 32, the adjusting handle 36 is rotated to enable the clamping plate 33 to slide towards the positioning plate 32 so as to clamp and fix the workpiece, the adjusting hand wheel 121 is rotated to enable the sliding plate 12 to drive the workpiece to slide to a station, at the moment, the driving motor 21 works to drive the connecting rod 41 to rotate, and the linkage piece 42 rotates in a variable angle under the action of the universal joint 411; at this time, the cooling water pipe 433 synchronously sprays cooling water to the drill bit 44; linkage 42 can drive drill bit 44 to rotate and thus can drill out the quad slit on the work piece according to square orbit drilling under spacing hole 432's effect, thereby accomplishes the work of punching the back, driving motor 21 stop work, and condenser tube 433 stops to spray the cooling water, rotates adjustment handle 36 and takes off the work piece, starts the work of punching of next work piece.

In the description herein, references to the description of the term "one embodiment," "some embodiments," "an example," "a specific example," or "some examples," etc., mean that a particular feature, structure, material, or characteristic described in connection with the embodiment or example is included in at least one embodiment or example of the invention. In this specification, a schematic representation of the term does not necessarily refer to the same embodiment or example. Furthermore, the particular features, structures, materials, or characteristics described may be combined in any suitable manner in any one or more embodiments or examples.

In light of the foregoing, it will be apparent to those skilled in the art from this disclosure that various changes and modifications can be made without departing from the spirit and scope of the invention. The technical scope of the present invention is not limited to the content of the specification, and must be determined according to the scope of the claims.

Claims (9)

1. A drilling device for drilling square holes for circuit breakers comprises: a working platform (1), a driving part (2), a fixing part (3) and a drill bit (44), wherein the fixing part (3) and the driving part (2) are respectively fixed on the working platform (1),

the drilling rig apparatus further comprises: a connecting rod (41), a linkage piece (42) and a limiting part (43), wherein one end of the connecting rod (41) is inserted and fixed at the output end of the driving part (2), one end of the linkage piece (42) passes through the limiting part (43) and is fixed at the other end of the connecting rod (41),

the limiting part (43) is provided with a square limiting hole (432);

the drill bit (44) is fixedly connected with the linkage piece (42), and a plurality of blades (442) are uniformly distributed on the outer wall of the drill bit (44) in the circumferential direction; wherein

After a workpiece is clamped on the fixing part (3), the driving part (2) can drive the linkage part (42) to rotate around the limiting hole (432) through the connecting rod (41), so that each blade (442) drills a square hole in the workpiece.

2. A square hole drilling machine device for a circuit breaker according to claim 1, wherein a universal joint (411) is provided on the connecting rod, and the link member (42) can be rotated at a variable angle by the universal joint (411).

3. The square-hole drilling device for the circuit breaker according to claim 2, wherein the limiting portion (43) comprises: the limiting plate (431), the limiting plate (431) is fixed on the working platform (1); the limiting hole (432) is formed in the upper portion of the limiting plate (431), four corners of the limiting hole (432) are respectively rounded, and the linkage piece (42) is rotatably arranged in the limiting hole (432); wherein

When the universal joint (411) drives the linkage piece (42) to rotate, the limiting hole (432) can limit the track of the linkage piece (42) in variable-angle rotation.

4. The square hole drilling machine device for the circuit breaker according to claim 3, wherein the linkage member (42) is a triangular prism, each surface of the linkage member (42) protrudes outwards by a radian to form a radian edge (421), the edge (422) of the linkage member (42) is rounded off, and each radian edge (421) of the linkage member (42) is equal to the square edge of the limiting hole (432);

the blade (442) is fixed at the position of the edge (422), wherein

When the driving part (2) drives the linkage piece (42) to rotate, one radian edge (421) of the linkage piece (42) is in contact with the inner wall of the limiting hole (432), and the edge (422) of the linkage piece (42) is superposed with one vertex angle of the limiting hole (432) so that the moving track of the blade (442) is square.

5. The square hole drilling machine device for the circuit breaker according to claim 4, wherein a fixed plate (11) is fixedly connected to the top of the working platform, a sliding plate (12) is slidably arranged on the top of the fixed plate (11), the sliding plate (12) is in threaded connection with a screw rod, and an adjusting hand wheel (121) is fixedly connected to the end of the screw rod;

the driving part (2) and the limiting plate (431) are respectively fixed on the fixing plate (11), the fixing part (3) is fixed on the sliding plate (12), wherein

The adjusting hand wheel (121) is rotated to push the fixing part (3) to be close to or far away from the driving part (2) through the sliding plate (12).

6. A square hole drilling machine device for circuit breakers according to claim 5, characterized in that said driving part (2) comprises: the clamping device comprises a driving motor (21) and a clamping chuck (22), wherein the driving motor (21) is fixed on the fixing plate (11), and the clamping chuck (22) is fixed on a rotating shaft of the driving motor (21);

the connecting rod (41) is fixed in the clamping chuck (22), wherein

The driving motor (21) can drive the linkage piece (42) to rotate through the connecting rod (41).

7. A square-hole drilling device for circuit breakers, according to claim 6, characterized in that said fixing portion (3) comprises: the fixing device comprises a fixed base (31), a positioning plate (32) and a clamping plate (33), wherein the fixed base (31) is fixed on the sliding plate (12), the positioning plate (32) is fixed at one end of the fixed base (31), the clamping plate (33) is movably arranged on the fixed base (31), and the fixed base (31) is fixed on the clamping plate (33)

After a workpiece is placed between the clamping plate (33) and the positioning plate (32), the clamping plate (33) can slide towards the positioning plate (32) and clamp the workpiece.

8. A square-hole drilling device for circuit breakers according to claim 7, characterized in that said fixing portion (3) further comprises: the workpiece clamping device comprises a supporting block (34), a threaded rod (35) and an adjusting handle (36), wherein the supporting block (34) is fixed on the sliding plate (12), the threaded rod (35) penetrates through the supporting block (34), one end of the threaded rod (35) is rotatably arranged on the clamping plate (33), the adjusting handle (36) is fixed at the other end of the threaded rod (35), and the clamping plate (33) can be far away from/close to the positioning plate (32) by rotating the adjusting handle (36), so that a workpiece can be taken or fixed.

9. The square-hole drilling machine device for the circuit breaker according to claim 8, wherein the limiting part (43) is further provided with a cooling water pipe (433), and a nozzle of the cooling water pipe (433) faces the drill bit (44); a plurality of water grooves (441) parallel to the blades (442) are formed in the outer wall of the drill bit (44), and the water grooves (441) are positioned at the connection part of the drill bit (44) and the blades (442), wherein

The cooling water pipe (433) can spray water to each water tank (441) and guide the water to the processing station through each water tank (441).

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