CN217290548U

CN217290548U - Centre bore drilling machine convenient to change different apertures

Info

Publication number: CN217290548U
Application number: CN202123151689.2U
Authority: CN
Inventors: 周进
Original assignee: Gaoyou Xinshun Machinery Manufacturing Co ltd
Current assignee: Gaoyou Xinshun Machinery Manufacturing Co ltd
Priority date: 2021-12-15
Filing date: 2021-12-15
Publication date: 2022-08-26
Anticipated expiration: 2031-12-15

Abstract

The utility model discloses a center hole drilling machine convenient for changing different apertures, in particular to the technical field of center hole drilling machines, which comprises a base, wherein the top of the base is provided with a drilling platform, the top of the base is fixedly connected with a telescopic mechanism, the top of the base is fixedly connected with a changing mechanism, the telescopic mechanism comprises a fixed groove, the bottom of the fixed groove is fixedly connected with one side of the top of the base, the utility model discloses a processing apparatus capable of adjusting the height is arranged, a first limiting rod runs through a support rod and the fixed groove, one end of the first limiting rod, which is far away from the first fixed block, is provided with a first thread, the outer surface of the first thread is engaged and connected with a first bolt, the first bolt is separated from the first limiting rod and then inserted into other holes to adjust the height, one end of a second limiting rod is fixedly connected with a second fixed block, and one end of the second limiting rod, which is far away from the second fixed block, is engaged and connected with a second bolt, and screwing the second bolt, separating the second bolt from the fixed plate and the rotating rod, and screwing to change the drill holes with other apertures.

Description

Centre bore drilling machine convenient to change different apertures

Technical Field

The utility model relates to a centre bore drilling machine technical field specifically is a centre bore drilling machine convenient to change different apertures.

Background

The drilling machine is a machine tool which mainly uses a drill to machine a hole on a workpiece. Typically the drill bit is rotated into a primary motion and the drill bit is moved axially into a feed motion. The drilling machine is simple in structure, relatively low in machining precision, capable of drilling through holes and blind holes, replacing special cutters, and capable of expanding, reaming or tapping and the like. In the machining process, the workpiece is fixed, the cutter moves, the center of the cutter is aligned with the center of the hole, and the cutter rotates (main motion). The drilling machine is a universal machine tool with wide application, and can be used for drilling, reaming plane, tapping and the like on parts. When the drilling machine is provided with technical equipment, the drilling machine can be used for boring, and the drilling machine is provided with a universal working table and can be used for drilling, reaming and reaming, and various special deep hole drilling machines are specially developed and researched in various countries in order to process the requirements of intercrossing or any angle on certain parts, or inclined holes, vertical holes or parallel holes and the like which form a certain angle with the central line of the processed parts. For example, in order to process oil holes on a crankshaft, inclined oil holes on a connecting rod, parallel holes, a plurality of radial discharge holes of a feeding die of a feed machine and the like, along with the development of the industry in China, the usage amount of a drilling machine is increased year by year, so that a central hole drilling machine convenient for replacing different hole diameters is important;

the center hole drilling machine in the prior art has the following problems:

1. the existing center hole drilling machine has many problems in height adjustment, a device for adjusting the height is needed when a workpiece is processed, and the stability is very good if the workpiece can be kept after the height is adjusted;

2. the existing fixed drill bit for the drilling machine is characterized in that a large part of machining drill bits are fixed and not replaceable, the machining drill bits are not comprehensive enough, and certain limitation is caused during drilling.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a centre bore drilling machine convenient to change different apertures to solve the problem that proposes among the above-mentioned background art.

In order to solve the technical problem, the utility model adopts the following technical scheme: a center hole drilling machine convenient for replacing different hole diameters comprises a base, wherein a drilling platform is arranged at the top of the base, a telescopic mechanism is fixedly connected to the top of the base, and a replacing mechanism is fixedly connected to the top of the base;

the telescopic mechanism comprises a fixing groove, the bottom of the fixing groove is fixedly connected to one side of the top of the base, a supporting rod is connected to the inner wall of the fixing groove in a sliding mode, and a set of vertically arranged first limiting holes are formed in the bottom of the supporting rod.

Preferably, a first limiting rod is arranged in the first limiting hole, the first limiting rod penetrates through the supporting rod and the fixing groove, and one end of the first limiting rod is fixedly connected with the first fixing block.

Preferably, one end, far away from the first fixed block, of the first limiting rod is provided with a first thread, and the outer surface of the first thread is connected with a first bolt in a meshed mode.

Preferably, the replacement mechanism comprises a fixing ring, one side of the fixing ring is fixedly connected to one side of the top of the supporting rod, and the inner surface of the fixing ring is fixedly connected with a motor.

Preferably, motor output fixedly connected with dwang, the dwang is kept away from motor one end surface and is seted up the second screw thread, dwang surface threaded connection has a set of fixed plate.

Preferably, a second limiting hole is formed in the surface of the fixing plate, a second limiting rod is arranged in the second limiting hole, the second limiting rod penetrates through the fixing plate and the rotating rod, a second fixing block is fixedly connected to one end of the second limiting rod, and a second bolt is meshed with one end, away from the second fixing block, of the second limiting rod.

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

1. the utility model discloses a setting can height-adjusting's processing apparatus, first spacing downthehole portion is provided with first gag lever post, first gag lever post runs through bracing piece and fixed slot, the first fixed block of first gag lever post one end fixed connection, first gag lever post breaks away from bracing piece and fixed slot, the height of adjustment bracing piece in the fixed slot, first screw thread has been seted up to the one end that first fixed block was kept away from to first gag lever post, first screw thread surface mesh is connected with first bolt, twist and move first bolt, break away from first bolt and first gag lever post, insert other downtheholes and make the height adjustable afterwards.

2. The utility model discloses a be provided with the mechanism of removable drill bit, the spacing hole of second has been seted up on the fixed plate surface, and the spacing downthehole portion of second is provided with the second gag lever post, and the second gag lever post runs through fixed plate and dwang, and second gag lever post one end fixedly connected with second fixed block, the one end meshing that the second fixed block was kept away from to the second gag lever post is connected with the second bolt, twists and moves the second bolt, breaks away from second bolt and fixed plate and dwang, twists and moves the drilling of changing other apertures.

Drawings

In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described below, it is obvious that the drawings in the description below are only some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to the drawings without creative efforts.

Fig. 1 is a schematic view of the overall structure of the present invention.

Fig. 2 is a schematic view of the overall structure of the present invention.

Fig. 3 is a schematic view of a part of the structure of the present invention.

In the figure: 1. a base; 2. drilling a platform; 3. a telescoping mechanism; 31. a fixing groove; 311. a support bar; 312. a first limit hole; 32. a first limit rod; 321. a first fixed block; 322. a first thread; 323. a first bolt; 4. a mechanism is replaced; 41. a fixing ring; 411. an electric motor; 412. rotating the rod; 413. a second thread; 42. a fixing plate; 421. a second limiting hole; 43. a second limiting rod; 431. a second fixed block; 432. and a second bolt.

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.

Example (b): as shown in fig. 1-3, the utility model provides a center hole drilling machine convenient for changing different apertures, which comprises a base 1, a drilling platform 2 is arranged on the top of the base 1, a telescopic mechanism 3 is fixedly connected on the top of the base 1, and a changing mechanism 4 is fixedly connected on the top of the base 1;

telescopic machanism 3 includes fixed slot 31, and fixed slot 31 bottom fixed connection has bracing piece 311 in fixed slot 31 top one side, and the first spacing hole 312 of a set of vertical range is seted up to bracing piece 311 bottom.

Further, first gag lever post 32 is provided with inside first gag lever post 32 that is provided with of first spacing hole 312, first gag lever post 32 runs through bracing piece 311 and fixed slot 31, first fixed block 321 of first gag lever post 32 one end fixed connection, first gag lever post 32 breaks away from bracing piece 311 and fixed slot 31, the height of adjustment bracing piece 311 in fixed slot 31, first screw thread 322 has been seted up to the one end that first fixed block 321 was kept away from to first gag lever post 32, first screw thread 322 surface toothing is connected with first bolt 323, twist first bolt 323, break away from first bolt 323 and first gag lever post 32, change mechanism 4 includes solid fixed ring 41, gu fixed ring 41 one side fixed connection is in bracing piece 311 top one side, gu fixed ring 41 internal surface fixed connection has motor 411.

Further, motor 411 output fixedly connected with dwang 412, dwang 412 is kept away from motor 411 one end surface and has been seted up second screw thread 413, dwang 412 surface threaded connection has a set of fixed plate 42, fixed plate 42 surface has been seted up the spacing hole 421 of second, the inside second gag lever post 43 that is provided with of the spacing hole 421 of second, second gag lever post 43 runs through fixed plate 42 and dwang 412, second gag lever post 43 one end fixedly connected with second fixed block 431, the meshing of the one end that second fixed block 431 was kept away from to second gag lever post 43 is connected with second bolt 432, twist second bolt 432, break away from second bolt 432 and fixed plate 42 and dwang 412, twist the drilling of changing other apertures, second gag lever post 43 inserts in the spacing hole 421 of second, with fixed plate 42 and dwang 412 zonulae occludens, accomplish the installation.

The working principle is as follows: when the device is used, the first bolt 323 is screwed, the first bolt 323 is separated from the first limiting rod 32, the first limiting rod 32 is further separated from the supporting rod 311 and the fixing groove 31, the height of the supporting rod 311 in the fixing groove 31 is adjusted, then the first limiting rod 32 is inserted into the first limiting hole 312 to fix the height of the first limiting rod, the second bolt 432 is screwed, the second bolt 432 is separated from the fixing plate 42 and the rotating rod 412, the drilling holes with other apertures are screwed and replaced, then the second limiting rod 43 is inserted into the second limiting hole 421, the fixing plate 42 is tightly connected with the rotating rod 412, the installation is completed, the motor 411 is started, and the work is completed.

It will be apparent to those skilled in the art that various changes and modifications may be made without departing from the spirit and scope of the invention. Thus, if such modifications and variations of the present invention fall within the scope of the claims and their equivalents, the present invention is also intended to include such modifications and variations.

Claims

1. The utility model provides a centre bore drilling machine convenient to change different apertures, includes base (1), its characterized in that: the drilling platform (2) is arranged at the top of the base (1), the telescopic mechanism (3) is fixedly connected to the top of the base (1), and the replacing mechanism (4) is fixedly connected to the top of the base (1);

telescopic machanism (3) are including fixed slot (31), fixed slot (31) bottom fixed connection is in base (1) top one side, fixed slot (31) inner wall sliding connection has bracing piece (311), a set of vertical first spacing hole (312) of arranging is seted up to bracing piece (311) bottom.

2. The core hole drilling machine facilitating replacement of different hole diameters as set forth in claim 1, wherein: the first limiting rod (32) is arranged inside the first limiting hole (312), the first limiting rod (32) penetrates through the supporting rod (311) and the fixing groove (31), and one end of the first limiting rod (32) is fixedly connected with the first fixing block (321).

3. The center hole drill facilitating replacement of different hole diameters as set forth in claim 2, wherein: first screw threads (322) are formed in one end, far away from the first fixing block (321), of the first limiting rod (32), and a first bolt (323) is connected to the outer surface of each first screw thread (322) in a meshed mode.

4. The core hole drilling machine facilitating replacement of different hole diameters as set forth in claim 3, wherein: change mechanism (4) including solid fixed ring (41), gu fixed ring (41) one side fixed connection in bracing piece (311) top one side, gu fixed ring (41) internal surface fixedly connected with motor (411).

5. The core hole drilling machine facilitating replacement of different hole diameters as set forth in claim 4, wherein: motor (411) output end fixedly connected with dwang (412), dwang (412) are kept away from motor (411) one end surface and are seted up second screw thread (413), dwang (412) surface threaded connection has a set of fixed plate (42).

6. The core hole drilling machine facilitating replacement of different hole diameters as set forth in claim 5, wherein: spacing hole of second (421) has been seted up on fixed plate (42) surface, the inside second gag lever post (43) that is provided with in spacing hole of second (421), fixed plate (42) and dwang (412) are run through in second gag lever post (43), second gag lever post (43) one end fixedly connected with second fixed block (431), the one end meshing that second fixed block (431) were kept away from in second gag lever post (43) is connected with second bolt (432).