CN220971646U

CN220971646U - Rocker arm hole machining device

Info

Publication number: CN220971646U
Application number: CN202323034697.8U
Authority: CN
Inventors: 陈国祥
Original assignee: HUZHOU ZHONGLIAN MACHINERY EQUIPMENT CO Ltd
Current assignee: HUZHOU ZHONGLIAN MACHINERY EQUIPMENT CO Ltd
Priority date: 2023-11-10
Filing date: 2023-11-10
Publication date: 2024-05-17
Anticipated expiration: 2033-11-10

Abstract

The utility model discloses a rocker arm hole machining device, which comprises a base, wherein a rotating assembly is arranged at the top of the base, a drill bit frame is further arranged above the rotating assembly, the rotating assembly is used for driving the drill bit frame to rotate, one side of the drill bit frame is slidably connected with a cross beam, a drill bit is fixedly arranged at the other end of the cross beam, a fixture table is fixedly arranged below the drill bit at the top of the base, the rotating assembly is arranged, the effect of driving the drill bit frame to rotate is achieved by utilizing worm and worm wheel intermeshing transmission, and the rocker arm is further provided with a self-locking assembly, so that the drill bit frame can be stably operated by preventing the hand rocker from being mistakenly contacted through the effect of mutual clamping of a pair of fluted discs.

Description

Rocker arm hole machining device

Technical Field

The utility model relates to the technical field of rocker arms, in particular to a rocker arm hole machining device.

Background

The coal mining machine is a large-scale complex system integrating mechanical, electric and hydraulic, is one of important equipment for mechanized and modern coal mine production, and can reduce the physical labor and improve the safety by mechanized coal mining, thereby achieving the purposes of high yield, high efficiency and low consumption, and the coal mining collection process mainly depends on the rocker arm of the coal mining machine for mining.

In the prior art, in order to carry out hole processing to the rocking arm, adopt a rocking arm hole processingequipment to carry out the specialty more, like prior art chinese patent publication No. "CN109290817a", disclose a hole processing radial drill, including xarm, headstock and drill bit, the xarm is located the stand, and its outside is provided with the lift knob, first drive arrangement is installed to the upper end of stand, and first drive arrangement passes through transmission shaft and xarm interconnect, the headstock is located the xarm, the outside of headstock is connected with control panel and feed control knob, the drill bit is located the bottom of headstock, and installs the workstation in its lower extreme, the bottom of workstation is provided with the bottom plate seat, clamping device's right side is fixed with the clamp knob.

Most of the drill bits of the rocker arm hole processing device are arranged above the clamp, more scrap iron is generated during operation, in specific operation, the scrap iron generated during drill bit processing is considered to be inconvenient to clean due to existence of the drill bits and is also inconvenient to maintain or disassemble the drill bits due to interference of the clamp when the rocker arm is subjected to hole processing, so that the maintenance device needs to spend more working time, and the stability of the processing efficiency is not facilitated.

Disclosure of utility model

The utility model aims to solve the defects in the prior art and provides a rocker arm hole machining device.

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

the rocker arm hole machining device comprises a base, wherein a rotating assembly is arranged at the top of the base, a drill bit frame is further arranged above the rotating assembly, the rotating assembly is used for driving the drill bit frame to rotate, one side of the drill bit frame is slidably connected with a cross beam, a drill bit is fixedly arranged at the other end of the cross beam, and a clamp table is fixedly arranged below the drill bit at the top of the base.

Further, the rotating assembly comprises a worm wheel, the worm wheel is rotatably connected to the top of the base, the top of the worm wheel is fixedly provided with the drill bit frame, and a fixing block is fixedly arranged on one side of the top of the base, which is located on the worm wheel.

Further, a worm is rotationally connected to the fixed block, the worm is meshed with the worm wheel to rotate, one end of the worm is further connected with a hand rocker in a sliding mode, a self-locking assembly is arranged between the hand rocker and the fixed block, and the self-locking assembly is used for locking the hand rocker.

Further, the self-locking assembly comprises a first fluted disc and a second fluted disc, and the first fluted disc and the second fluted disc are respectively and fixedly arranged on the opposite end surfaces of the fixed block and the hand lever.

Further, the tail end of the worm is of a hexagonal structure, a hexagonal groove is formed in one end, close to the fixed block, of the hand crank and one end, close to the fixed block, of the second fluted disc, and the bottom of the worm can be connected in the hexagonal groove in a sliding mode.

Further, the inner bottom surface of the hexagonal groove is fixedly connected with a baffle through a spring, the tail end of the worm is fixedly connected with an inserting block, the baffle and the hexagonal groove are provided with a character groove, the inserting block can extend outwards along the character groove, and a positioning glass bead is embedded on the end surface of the inserting block.

The rocker arm hole machining device provided by the utility model has the beneficial effects that: the structure of the utility model is provided with the rotating component, the worm and worm wheel meshed transmission is utilized to achieve the effect of driving the drill bit frame to rotate, and the self-locking component is also provided, the hand rocker is prevented from being touched by mistake to rotate through the effect of mutual clamping of the fluted disc, so that the drill bit frame can be ensured to stably operate, the rotating component can be matched with the self-locking component to adjust and fix the position of the drill bit frame, and then scrap iron on the cleaning fixture and maintenance, disassembly and assembly of the drill bit are facilitated, the maintenance time is shortened, and the processing efficiency is improved.

Drawings

FIG. 1 is a schematic diagram of the structure of the present utility model;

FIG. 2 is a schematic view of the worm structure of the present utility model;

FIG. 3 is a schematic view of the structure of the hand crank of the present utility model;

Fig. 4 is a cross-sectional view of the hand rocker.

In the figure: 1. a base; 2. a rotating assembly; 21. a worm wheel; 22. a fixed block; 23. a worm; 24. a hand rocker; 241. hexagonal grooves; 242. a straight slot; 3. a drill bit frame; 4. a cross beam; 5. a drill bit; 6. a self-locking assembly; 61. a first toothed disc; 62. a second toothed disc; 63. a spring; 64. a baffle; 65. a rotary buckle; 651. positioning glass beads; 7. a clamp table.

Detailed Description

The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but not all embodiments.

Referring to fig. 1-4, a rocker arm hole machining device comprises a base 1, wherein a rotating assembly 2 is arranged at the top of the base 1, a drill bit frame 3 is further arranged above the rotating assembly 2 at the top of the base 1, the rotating assembly 2 is used for driving the drill bit frame 3 to rotate, one side of the drill bit frame 3 is slidably connected with a cross beam 4, a drill bit 5 is fixedly arranged at the other end of the cross beam 4, and a clamp table 7 is fixedly arranged below the drill bit 5 at the top of the base 1.

Furthermore, the rotating assembly 2 includes a worm wheel 21, the worm wheel 21 is rotatably connected to the top of the base 1, the top of the worm wheel is fixedly provided with the drill frame 3, a fixed block 22 is fixedly provided on one side of the top of the base 1, and a damping structure can be additionally provided at the connection between the worm wheel 21 and the base 1, so that the rotation of the worm wheel 21 can be controlled better by using the damping sense generated by the damping structure.

Still further, a worm 23 is rotatably connected to the fixed block 22, the worm 23 is meshed with the worm wheel 21 for rotation, one end of the worm 23 is further slidably connected with a hand rocker 24, a self-locking assembly 6 is disposed between the hand rocker 24 and the fixed block 22, the self-locking assembly 6 is used for locking the hand rocker 24, the hand rocker 24 is used for driving the worm 23 to drive the worm wheel 21, and the rotation of the worm wheel 21 can adjust the placing direction of the drill frame 3.

In more detail, the self-locking assembly 6 includes a first toothed disc 61 and a second toothed disc 62, the first toothed disc 61 and the second toothed disc 62 are respectively and fixedly mounted on opposite end surfaces of the fixed block 22 and the hand lever 24, the first toothed disc 61 and the second toothed disc 62 have a circular structure, opposite end surfaces are further provided with bumps, the action of locking the hand lever 24 by the fixed block 22 is achieved by using the action of the bump phase clamping, and the rotation of the drill frame 3 caused by the false touching of the hand lever 24 is prevented.

In general, the tail end of the worm 23 is in a hexagonal structure, one end of the hand crank 24 and one end of the second fluted disc 62, which is close to the fixed block 22, are provided with hexagonal grooves 241, the bottom of the worm 23 can be slidably connected with the hexagonal grooves 241, the tail of the worm 23 is prevented from sliding in the hexagonal grooves 241 and cannot rotate by adopting the hexagonal structure, and the worm 23 is slidably connected with the hand crank 24 and cannot be separated by clamping.

Finally, the inner bottom surface of the hexagonal groove 241 is fixedly connected with a baffle plate 64 through a spring 63, the tail end of the worm 23 is fixedly connected with a plug block 65, the baffle plate 64 and the hexagonal groove 241 are both provided with a straight slot 242, the plug block 65 can extend outwards along the straight slot 242, and the end surface of the plug block 65 is further embedded with a positioning glass bead 651.

The working mode is as follows; during operation, the rocker arm is fastened in the fixture table 7 to perform hole machining operation, the hand rocker 24 is pushed inwards, the end part of the plug-in block 65 leaks from the straight groove 242, the hand rocker 24 is locked through the positioning glass bead 651, the hand rocker 24 can be rotated on the locking position to enable the worm 23 to rotate, the worm 23 drives the drill bit frame 3 to move through the worm wheel 21, the placing direction of the drill bit frame 3 is adjusted to be misplaced with the fixture table 7, convenient cleaning of the fixture table 7 and maintenance and replacement of a cutter are realized, and simultaneously when the worm 23 is not required to be driven, the positioning glass bead 651 is pressed, the hand rocker 24 moves outwards under the pushing of the spring 63, the second fluted disc 62 is separated from the first fluted disc 61, transmission is not generated any more, and the fact that the drill bit is prevented from rotating due to false touch in the process of scrap iron removal and maintenance of the drill bit is ensured.

The foregoing is only a preferred embodiment of the present utility model, but the scope of the present utility model is not limited thereto, and any person skilled in the art, who is within the scope of the present utility model, should make equivalent substitutions or modifications according to the technical scheme of the present utility model and the inventive concept thereof, and should be covered by the scope of the present utility model.

Claims

1. The utility model provides a rocking arm hole processingequipment, includes base (1), its characterized in that: the top of base (1) is equipped with rotating assembly (2) to the top of this base (1) is located the top of rotating assembly (2) still is equipped with drill bit frame (3), rotating assembly (2) are used for the drive drill bit frame (3) rotate, one side sliding connection of drill bit frame (3) has a crossbeam (4), the other end fixed mounting of crossbeam (4) has drill bit (5), the top of base (1) is located the below of drill bit (5) still fixed mounting has anchor clamps platform (7).

2. The rocker arm hole machining apparatus according to claim 1, wherein: the rotating assembly (2) comprises a worm wheel (21), the worm wheel (21) is rotatably connected to the top of the base (1), the top of the worm wheel is fixedly provided with the drill bit frame (3), and the top of the base (1) is positioned on one side of the worm wheel (21) and is fixedly provided with a fixing block (22).

3. The rocker arm hole machining apparatus according to claim 2, wherein: the fixed block (22) is rotationally connected with a worm (23), the worm (23) is meshed with the worm wheel (21) for rotation, one end of the worm (23) is further connected with a hand rocker (24) in a sliding mode, a self-locking assembly (6) is arranged between the hand rocker (24) and the fixed block (22), and the self-locking assembly (6) is used for locking the hand rocker (24).

4. A rocker arm hole machining apparatus according to claim 3, wherein: the self-locking assembly (6) comprises a first fluted disc (61) and a second fluted disc (62), and the first fluted disc (61) and the second fluted disc (62) are respectively and fixedly arranged on the opposite end surfaces of the fixed block (22) and the hand-operated rod (24).

5. The rocker arm hole machining apparatus according to claim 4, wherein: the tail end of the worm (23) is of a hexagonal structure, one end of the hand crank (24) and one end of the second fluted disc (62) close to the fixed block (22) are provided with hexagonal grooves (241), and the bottom of the worm (23) can be connected in the hexagonal grooves (241) in a sliding mode.

6. The rocker arm hole machining apparatus according to claim 5, wherein: the inner bottom surface of the hexagonal groove (241) is fixedly connected with a baffle (64) through a spring (63), the tail end of the worm (23) is fixedly connected with an inserting block (65), the baffle (64) and the hexagonal groove (241) are provided with a straight groove (242), the inserting block (65) can extend outwards along the straight groove (242), and a positioning glass bead (651) is embedded on the end surface of the inserting block (65).