CN216177243U

CN216177243U - Machine reamer with reinforcing connectivity

Info

Publication number: CN216177243U
Application number: CN202122697853.3U
Authority: CN
Inventors: 丁骞之
Original assignee: Zhenjiang Topo Tools Co ltd
Current assignee: Zhenjiang Topo Tools Co ltd
Priority date: 2021-11-05
Filing date: 2021-11-05
Publication date: 2022-04-05
Anticipated expiration: 2031-11-05

Abstract

The utility model discloses a machine reamer with enhanced connectivity, which comprises a bearing assembly, a processing assembly detachably connected to the bearing assembly and an inner threaded shaft sleeve used for fastening the bearing assembly and the processing assembly, wherein the bearing assembly comprises a support, the bottom end of the support is in an annular array and is provided with a plurality of first inserting keys for positioning, the processing assembly comprises a main shaft with a mounting seat at the top end and a sleeve which is arranged at the center of the top end of the mounting seat and is inserted into the first inserting keys, the bottom end of the main shaft is provided with a reamer structure, the outer edge surface of the sleeve is in an annular array and is provided with a plurality of second inserting teeth which are matched with the first inserting keys, and the top end of the support is provided with a mounting rod. The practicability is stronger.

Description

Machine reamer with reinforcing connectivity

Technical Field

The utility model belongs to the technical field of machining, and particularly relates to a machine reamer with enhanced connectivity.

Background

The reamer is a rotary cutter with one or more cutter teeth for cutting off a thin layer of metal on the surface of a machined hole, and a rotary finishing cutter with a straight edge or a spiral edge is used for reaming or repairing the hole, and the machining precision requirement is generally higher than that of a drill due to the small cutting amount.

The utility model discloses a reamer for machining, which comprises a cutter bar extending in the front-back direction, wherein at least one blade extending in the front-back direction is assembled on the outer peripheral surface of the front end of the cutter bar, the blade is independently and movably assembled on the cutter bar in an adjustable manner through a connecting mechanism arranged between the blade and the cutter body, the connecting mechanism consists of at least two oscillating bars which are arranged in parallel and swing synchronously and have equal length, one end of each oscillating bar is hinged with the cutter bar, the other end of each oscillating bar is hinged with the blade, a locking and positioning device used for positioning the blade in the front-back direction after the blade moves and adjusts the distance between a cutting edge and the central axis of the cutter bar to meet the machining requirement is further arranged between the cutter bar and the blade, and the locking and positioning device comprises a positioning stop block which is assembled on the cutter bar in an adjustable manner in the front-back direction. The cutter bar, the blade and the two swing rods form a parallelogram four-bar linkage structure, and the distance from the cutting edge on the blade to the central axis of the cutter bar is adjustable, so that the processing radius of the reamer is adjusted.

The reamer at present can be operated manually or mounted on the drill rig, but is mostly mounted on the drill rig through a key slot at the tail part of the reamer.

Machine reamer among the prior art, its keyway through the afterbody is installed on the drilling machine after, still need be through the bolt that is used for fixed reamer on the tightening drilling machine, and the accessible this mode is fixed the reamer, has brought the inconvenience for the change of reamer, is difficult to carry out quick dismouting, wastes time and energy, has reduced machining efficiency.

Disclosure of Invention

The present invention is directed to a machine reamer with enhanced connectivity to solve the problems set forth in the background art.

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

a machine reamer with enhanced connectivity comprises a bearing assembly, a processing assembly detachably connected to the bearing assembly and an internal thread shaft sleeve used for fastening the bearing assembly and the processing assembly, wherein the bearing assembly comprises a support, and a plurality of first inserting keys used for positioning are formed at the bottom end of the support in an annular array;

the processing assembly comprises a main shaft with a mounting seat at the top end and a sleeve which is constructed in the center of the top end of the mounting seat and is inserted into the first inserting keys, a reamer structure is constructed at the bottom end of the main shaft, and a second inserting teeth with a plurality of first inserting keys matched with the first inserting keys are constructed on the outer edge surface of the sleeve in an annular array manner.

Preferably, the top end of the support is provided with a mounting rod, key grooves are formed in two sides of the mounting rod, and a plurality of anti-skid grooves are formed in the two key grooves at equal intervals.

Preferably, a positioning key is formed in the center of the bottom end of the support, the positioning key is movably inserted into the sleeve, and a limiting ring is formed at the top of the outer edge surface of the support.

Preferably, the reamer structure comprises a cutter head configured at the bottom of the main shaft.

Preferably, a plurality of cutter teeth are formed on the outer edge surface of the cutter head in an annular array mode, and a chip removal groove is formed in one side of each cutter tooth.

Preferably, the second inserting-connecting teeth and the first inserting-connecting teeth are provided with external threads matched with the inner thread shaft sleeves on the outer edge surfaces of the first inserting-connecting keys.

Compared with the prior art, the utility model has the following beneficial effects: thanks to the arrangement of the bearing assembly, the processing assembly and the inner screw shaft sleeve, the bearing assembly and the processing assembly can be connected by respectively sleeving the plurality of inserting keys I on the sleeve of the bottom structure of the support and mutually engaging the inserting keys I with the plurality of inserting teeth II, and then screwing the inner screw shaft sleeve, and further fixing the bearing assembly and the processing assembly by engaging the inner screw shaft sleeve with the external threads formed on the plurality of inserting keys I and the plurality of inserting teeth II;

benefit from the setting of the navigation key of a plurality of anti-skidding grooves of seting up and support bottom structure on the installation pole, through a plurality of anti-skidding grooves of seting up on the installation pole, improved the frictional force of installation pole by a wide margin, and then improved the firm degree of this reamer installation, and through in inserting the sleeve with the navigation key, can effectual improvement hold the stability that dress subassembly and processing subassembly are connected, possess higher joint strength, the practicality is stronger.

Drawings

FIG. 1 is a schematic structural view of the present invention;

FIG. 2 is a schematic illustration of the present invention in broken away form;

FIG. 3 is a schematic structural view of the load bearing assembly of the present invention;

FIG. 4 is a schematic view of a processing assembly according to the present invention.

In the figure: 1. a load bearing assembly; 101. a support; 102. a first plug-in key; 103. mounting a rod; 104. an anti-slip groove; 105. a positioning key; 106. a limiting ring; 2. processing the assembly; 201. a main shaft; 202. a mounting seat; 203. a sleeve; 204. a second inserting tooth; 205. a cutter head; 206. cutter teeth; 3. the internal thread axle sleeve.

Detailed Description

In order to make the technical means, the creation characteristics, the achievement purposes and the effects of the utility model easy to understand, the utility model is further described with the specific embodiments.

Example 1

In order to facilitate the replacement of the reamer and quickly complete the assembly and disassembly of the reamer, as shown in fig. 1 and 2, a machine-used reamer with enhanced connectivity comprises a bearing assembly 1, a processing assembly 2 detachably connected to the bearing assembly 1 and an internal thread bushing 3 for fastening the bearing assembly 1 and the processing assembly 2, wherein the bearing assembly 1 comprises a support 101, a plurality of first plug-in keys 102 for positioning are configured at the bottom end of the support 101 in an annular array, the processing assembly 2 comprises a main shaft 201 of which the top end is configured with a mounting seat 202 and a sleeve 203 which is configured at the top end center of the mounting seat 202 and is inserted into the plurality of first plug-in keys 102, a reamer structure is configured at the bottom end of the main shaft 201, a plurality of second plug-in teeth 204 which the first plug-in keys 102 are configured in an annular array on the outer edge surface of the sleeve 203, and external threads which the second plug-in teeth 204 and the plurality of first plug-in keys 102 are configured with the internal thread bushing 3, through the polylith plug key 102 with support 101 bottom structure cover respectively locate on sleeve 203, and make it interlock each other with polylith plug tooth two 204, can accomplish the connection of holding dress subassembly 1 and processing subassembly 2, twist again and move interior silk axle sleeve 3, through making its external screw thread that meshes and offer on polylith plug key 102 and polylith plug tooth two 204, can accomplish the fixed of holding dress subassembly 1 and processing subassembly 2, during the dismantlement, only need twist move interior silk axle sleeve 3 can, bring the facility for the change of reamer, completion that can be quick is to the dismouting of reamer, time saving and labor saving, machining efficiency has been improved by a wide margin.

For improving the stability that holds dress subassembly 1 and processing subassembly 2 and connect, make it possess higher joint strength, as shown in fig. 3, the top structure of support 101 has installation pole 103, and the keyway has all been seted up to the both sides of installation pole 103, two a plurality of antiskid groove 104 have been seted up to impartial distance in the keyway, through a plurality of antiskid groove 104 of seting up on the installation pole 103, improved the frictional force of installation pole 103 by a wide margin, and then improved the firm degree of this reamer installation.

Example 2

As shown in fig. 1-4, the center of the bottom end of the support 101 is configured with a positioning key 105, the positioning key 105 is movably inserted into the sleeve 203, the top of the outer edge surface of the support 101 is configured with a positioning ring 106, and the positioning key 105 is inserted into the sleeve 203, so that the connection stability of the bearing assembly 1 and the processing assembly 2 can be effectively improved, and the connecting strength is high, and the practicability is high.

In order to facilitate the discharge of machining debris, as shown in fig. 4, the reamer structure includes a cutter head 205, the cutter head 205 is configured at the bottom of the spindle 201, a plurality of cutter teeth 206 are configured on an outer edge surface of the cutter head 205 in an annular array, a chip discharge groove is formed on one side of each cutter tooth 206, a workpiece is machined through the cutter teeth 206 with the chip discharge grooves, and the debris cut by the cutter teeth 206 is discharged through the chip discharge groove formed in the cutter teeth 206, so as to prevent the chip discharge groove from affecting the normal operation of machining.

The working principle is as follows: this machine reamer with reinforcing connectivity, during the use, through in inserting the drilling machine with installation pole 103, and screw up the screw on the drilling machine, can accomplish this reamer is fixed, it is rotatory through this reamer of drilling machine drive, can treat the work piece of processing and process, if need change the reamer, can twist internal thread axle sleeve 3, and the pulling structure has the main shaft 201 of reamer structure, pull out in the sleeve 203 of its top structure by polylith plug key 102, relieve the interlock between polylith plug key 102 and the polylith plug tooth two 204, can accomplish the dismantlement, high durability and convenient use.

The foregoing shows and describes the general principles and broad features of the present invention and advantages thereof. It will be understood by those skilled in the art that the present invention is not limited to the embodiments described above, which are described in the specification and illustrated only to illustrate the principle of the present invention, but that various changes and modifications may be made therein without departing from the spirit and scope of the present invention, which fall within the scope of the utility model as claimed. The scope of the utility model is defined by the appended claims and equivalents thereof.

Claims

1. The utility model provides a machine reamer with reinforcing connectivity, includes and holds dress subassembly (1), can dismantle to connect in the processing subassembly (2) of holding dress subassembly (1) and be used for holding dress subassembly (1) and processing subassembly (2) and carry out interior silk axle sleeve (3) that fasten, its characterized in that: the bearing assembly (1) comprises a support (101), wherein a plurality of first plug-in keys (102) for positioning are formed at the bottom end of the support (101) in an annular array;

the machining assembly (2) comprises a main shaft (201) with a mounting seat (202) at the top end and a sleeve (203) which is constructed in the center of the top end of the mounting seat (202) and is inserted into the first plug-in keys (102), a reamer structure is constructed at the bottom end of the main shaft (201), and a plurality of second plug-in teeth (204) which are matched with the first plug-in keys (102) are constructed on the outer edge surface of the sleeve (203) in an annular array mode.

2. The machine reamer of claim 1 having enhanced connectivity wherein: the top end of the support (101) is provided with an installation rod (103), key grooves are formed in two sides of the installation rod (103), and a plurality of anti-skidding grooves (104) are formed in the two key grooves at equal intervals.

3. The machine reamer of claim 2 having enhanced connectivity wherein: the center of the bottom end of the support (101) is provided with a positioning key (105), the positioning key (105) is movably inserted into the sleeve (203), and the top of the outer edge surface of the support (101) is provided with a limiting ring (106).

4. The machine reamer of claim 1 having enhanced connectivity wherein: the reamer structure comprises a cutter head (205), and the cutter head (205) is configured at the bottom of the main shaft (201).

5. The machine reamer of claim 4 having enhanced connectivity wherein: the outer edge surface of the cutter head (205) is provided with a plurality of cutter teeth (206) in an annular array structure, and one side of each cutter tooth (206) is provided with a chip groove.

6. The machine reamer of claim 1 having enhanced connectivity wherein: and the outer edge surfaces of the second inserting-connecting teeth (204) and the first inserting-connecting keys (102) are provided with outer threads matched with the inner thread shaft sleeves (3).