CN113510262B

CN113510262B - Drilling equipment for machining

Info

Publication number: CN113510262B
Application number: CN202110884422.XA
Authority: CN
Inventors: 王伟
Original assignee: Anhui Institute of Information Engineering
Current assignee: Anhui Institute of Information Engineering
Priority date: 2021-08-03
Filing date: 2021-08-03
Publication date: 2022-07-26
Anticipated expiration: 2041-08-03
Also published as: CN113510262A

Abstract

The invention discloses a drilling device for machining, which relates to the technical field of drilling equipment and comprises a mounting frame, a hydraulic cylinder, an adjusting component, a motor, a pressing component, a drill bit, a cleaning component, a clamping frame and a clamping component.

Description

Drilling equipment for machining

Technical Field

The invention belongs to the technical field of drilling equipment, and particularly relates to a drilling device for machining.

Background

In machining, drilling is one of the important processes, and existing drilling equipment cannot be turned over after a workpiece is clamped, the clamped workpiece needs to be taken down for the workpiece needing to be drilled on two sides, and the workpiece needs to be fixed again after being turned over, so that the drilling efficiency is low, meanwhile, in the drilling process, splashed chips are easily generated, the temperature of the chips is high, surrounding operators are easily injured, and the cleaning of the drilling equipment is influenced.

Disclosure of Invention

The invention aims to provide a drilling device for machining, which aims to solve the defects caused by the prior art.

A drilling device for machining comprises a mounting frame, wherein a mounting plate is mounted on the mounting frame through a supporting rod, a vertically arranged hydraulic cylinder is arranged on the mounting plate, a piston rod of the hydraulic cylinder is connected with an adjusting assembly, a motor and a pressing assembly are arranged at the bottom of the adjusting assembly, a drill bit is arranged on an output shaft of the motor, a through groove and a cleaning assembly are arranged on the mounting frame, mounting blocks are arranged on two sides of the through groove, a clamping frame is rotatably mounted on the mounting blocks through a damping shaft, a clamping assembly for clamping a workpiece is arranged on the clamping frame, the pressing assembly is used for pressing the workpiece clamped by the clamping assembly, the cleaning assembly is driven to clean a lower pressing plate in the pressing assembly in the process of pressing the workpiece by the pressing assembly, and the adjusting assembly is used for drilling the workpieces with different thicknesses, and at the same time, serves to prevent debris generated during drilling from splashing around.

Preferably, the clamping assembly comprises connecting columns symmetrically arranged at the upper end and the lower end of the clamping frame, the connecting columns are connected with the clamping frame in a sliding mode, one ends of the connecting columns are fixedly connected with pull blocks, the other ends of the connecting columns are fixedly connected with compression blocks, clamping springs are sleeved on the connecting columns, and the clamping springs are located between the clamping frame and the compression blocks.

The adjusting component comprises a lifting plate connected with a piston rod of the hydraulic cylinder, a limiting column is arranged on the lifting plate, a limiting block is arranged on the limiting column, a pressing plate connected with the limiting column in a sliding mode is arranged on the lifting plate, a pressing spring is sleeved on the limiting column and located between the limiting block and the pressing plate, an annular pressing sleeve is arranged on the pressing plate, an annular pressing plate is connected in the annular pressing sleeve in a sliding mode, and the annular pressing plate is connected with the annular pressing sleeve through a reset spring.

Preferably, the compressing assembly comprises a first piston rod, a second piston rod and a water tank arranged at the bottom of the mounting frame, the water tank is communicated with an upper vertical water pipe and a lower water pipe, the upper vertical water pipe is connected with the first piston in a sliding manner, the bottom of the annular compressing plate is fixedly connected with an upper compressing ring, one end of the piston rod is connected with the upper compressing ring through a Z-shaped connecting rod, the other end of the piston rod is fixedly connected with the first piston, the lower water pipe is communicated with a vertically arranged guide water pipe, the guide water pipe is connected with the second piston in a sliding manner, one end of the second piston rod is connected with the lower compressing plate, and the other end of the second piston is fixedly connected with the second piston.

Preferably, the cleaning assembly comprises a piston rod IV and an air path pipeline arranged on the mounting frame, one end of the air path pipeline is slidably connected with a piston IV, the other end of the air path pipeline corresponds to the lower pressing plate, one end of the piston rod IV is connected with the upper pressing ring through a Z-shaped connecting rod, the other end of the piston rod IV is fixedly connected with the piston IV, and a check valve II used for air inlet and a check valve I used for air outlet are arranged in the air path pipeline.

Preferably, the bottom of the mounting frame is provided with a mounting frame, the lower compression plate is located in the mounting frame, the bottom of the mounting frame is provided with a guide sleeve, a guide post is connected in the guide sleeve in a sliding manner, the guide post is fixedly connected with the lower compression plate, the mounting plate is provided with a guide sleeve, a guide post is connected in the guide sleeve in a sliding manner, and the guide post is fixedly connected with the lifting plate.

Preferably, a foot support is arranged at the bottom of the mounting rack.

The invention has the advantages that: (1) the hydraulic cylinder drives the motor and the drill bit to press downwards to drill a workpiece clamped by the clamping assembly, the upper pressing ring and the lower pressing plate move oppositely, the workpiece clamped by the clamping assembly is further clamped, so that the workpiece is guaranteed to be clamped in a horizontal state, then the drill bit drills one surface of the workpiece, after the drilling is finished, the hydraulic cylinder drives the motor and the drill bit to move upwards, the upper pressing frame and the lower pressing plate move oppositely, the other surface of the workpiece can be drilled by rotating the clamping frame, the two surfaces of the workpiece can be drilled without taking off the workpiece, and the drilling efficiency is improved;

(2) through the arrangement of the annular compression sleeve and the annular compression plate, the fragments generated by drilling can be always located on the workpiece, the fragments are prevented from splashing to harm surrounding personnel, in the process of rotating the workpiece through the clamping frame, the fragments on the workpiece fall onto the lower compression plate and the mounting frame, the hydraulic cylinder drives the motor and the drill bit to move downwards to drill the other side of the workpiece, the piston moves downwards to blow out gas in the gas pipeline, the fragments on the lower compression plate are blown into the mounting frame, on one hand, the influence of the fragments on the lower compression plate on the compression of the workpiece is avoided, and on the other hand, the collection of the fragments is facilitated;

(3) the compressing assembly and the adjusting assembly are matched, and drilling can be performed on workpieces with different thicknesses.

Drawings

Fig. 1 is a front view of the present invention.

FIG. 2 is a schematic view of a clamping assembly of the present invention

Fig. 3 is a schematic structural view of the installation of the adjusting component and the motor in the invention.

Fig. 4 is a schematic structural diagram of the installation of the pressing plate, the annular pressing sleeve and the annular pressing plate in the invention.

FIG. 5 is a schematic view of the installation structure of the lifter plate and the motor of the present invention.

Fig. 6 is a schematic structural view of the compressing assembly of the present invention.

FIG. 7 is a schematic view of a cleaning assembly of the present invention.

Wherein, 1-a mounting frame, 101-a foot support, 102-a mounting frame, 103-a support rod, 104-a mounting plate, 2-a hydraulic cylinder, 3-a motor, 4-a drill bit, 5-a mounting block, 6-a clamping frame, 7-a clamping component, 701-a pulling block, 702-a pressing block, 703-a connecting column, 704-a clamping spring, 8-a pressing component, 801-an upper pressing ring, 802-a lower pressing plate, 803-a water tank, 804-an upper vertical water pipe, 805-a sewer pipe, 806-a piston rod I, 807-a piston I, 808-a guide water pipe, 809-a piston rod II, 810-a piston II, 811-a Z-shaped connecting rod, 9-an adjusting component, 91-a lifting plate, 92-a limiting column and 93-a limiting block, 94-pressing plate, 95-annular pressing sleeve, 96-annular pressing plate, 97-pressing spring, 98-return spring, 10-guide column, 11-guide sleeve, 12-cleaning component, 121-gas path pipeline, 122-one-way valve I, 123-one-way valve II, 124-piston IV, 125-piston rod IV, 13-guide column and 14-guide sleeve.

Detailed Description

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

As shown in fig. 1 to 7, a drilling device for machining includes a mounting frame 1, a mounting plate 104 is mounted on the mounting frame 1 through a support rod 103, a vertically arranged hydraulic cylinder 2 is arranged on the mounting plate 104, an adjusting assembly 9 is connected to a piston rod of the hydraulic cylinder 2, a motor 3 and a pressing assembly 8 are arranged at the bottom of the adjusting assembly 9, a drill bit 4 is arranged on an output shaft of the motor 3, a through groove and a cleaning assembly 12 are arranged on the mounting frame 1, mounting blocks 5 are arranged on two sides of the through groove, a clamping frame 6 is rotatably mounted on the mounting blocks 5 through a damping shaft, a clamping assembly 7 for clamping a workpiece is arranged on the clamping frame 6, the pressing assembly 8 is used for pressing the workpiece clamped by the clamping assembly 7, and the pressing assembly drives the cleaning assembly 12 to clean a lower pressing plate 802 in the pressing assembly 8 in a process of pressing the workpiece, the adjusting assembly 9 is used for drilling workpieces with different thicknesses and simultaneously preventing chips generated in the drilling process from splashing.

In this embodiment, the clamping assembly 7 includes connecting columns 703 symmetrically disposed at the upper and lower ends of the clamping frame 6, the connecting columns 703 are slidably connected to the clamping frame 6, one end of each connecting column 703 is fixedly connected to a pull block 701, the other end of each connecting column 703 is fixedly connected to a compression block 702, a clamping spring 704 is sleeved on each connecting column 703, the clamping spring 704 is located between the clamping frame 6 and the compression block 702, the pull block 701 is pulled, the two opposite compression blocks 702 are separated, the clamping spring 704 contracts, a workpiece is placed between the two separated compression blocks 702, the pull block 701 is loosened, the clamping spring 704 resets, and the two compression blocks 702 pre-compress the workpiece. .

In this embodiment, the adjusting component 9 includes a lifting plate 91 connected to a piston rod of the hydraulic cylinder 2, the motor 3 is slidably disposed at the bottom of the lifting plate 91 as required to drill holes at different positions on two sides of a workpiece, a limiting post 92 is disposed on the lifting plate 91, a limiting block 93 is disposed on the limiting post 92, a pressing plate 94 slidably connected to the limiting post 92 is disposed on the lifting plate 91, a pressing spring 97 is sleeved on the limiting post 92, the pressing spring 97 is located between the limiting block 93 and the pressing plate 94, an annular pressing sleeve 95 is disposed on the pressing plate 94, an annular pressing plate 96 is slidably connected to the annular pressing sleeve 95, the annular pressing plate 96 and the annular pressing sleeve 95 are connected by a return spring 98, the hydraulic cylinder 2 drives the adjusting component 9 and the pressing component 8 to move downward, the pressing component 8 contacts with the workpiece and presses the workpiece, the motor 3 and the drill bit 4 are covered by the annular pressing sleeve 95 and the annular pressing plate 96, so that the scraps generated during the drilling of the workpiece can be prevented from splashing, if the workpiece is thin, the reset spring 98 contracts to the limit to complete the drilling, if the workpiece is thick, the reset spring 98 contracts to the limit, the drill bit 4 still does not reach the depth of the workpiece needing to be drilled, at the moment, the lifting plate 91 continuously moves downwards, the pressing plate 94 is separated from the lifting plate 91, and the pressing spring 97 contracts to adapt to the thick workpiece.

In this embodiment, the pressing assembly 8 includes a first piston rod 806, a second piston rod 809 and a water tank 803 mounted at the bottom of the mounting frame 1, the water tank 803 is communicated with a first upper vertical water pipe 804 and a second lower water pipe 805, the first piston 807 is slidably connected to the first upper vertical water pipe 804, the bottom of the annular pressing plate 96 is fixedly connected to the upper pressing ring 801, one end of the piston rod is connected to the upper pressing ring 801 through a Z-shaped connecting rod 811, the other end of the piston rod is fixedly connected to the first piston 807, the second lower water pipe 805 is communicated with a vertically arranged guide water pipe 808, the second piston 810 is slidably connected to the guide water pipe 808, one end of the second piston rod 809 is connected to the lower pressing plate 802, the other end of the piston rod is fixedly connected to the second piston 810, the adjusting assembly 9 moves down to drive the upper pressing ring 801 to move down, the upper pressing ring 801 drives the first piston rod 806 and the piston to move down to press water in the water tank 803 into the guide water pipe 808, the second piston 810 drives the lower pressing plate 802 to move upwards through the second piston rod 809, and the lower pressing plate 802 and the upper pressing ring 801 clamp the workpiece clamped by the clamping assembly 7 in a horizontal state.

In this embodiment, the cleaning assembly 12 includes a piston rod 125 and an air passage pipe 121 installed on the mounting bracket 1, one end of the air passage pipe 121 is slidably connected with a piston IV 124, the other end of the air passage pipe 121 corresponds to the lower pressing plate 802, one end of the piston rod IV 125 is connected with the upper compression ring 801 through a Z-shaped connecting rod 811, the other end is fixedly connected with the piston IV 124, a second check valve 123 for air inlet and a first check valve 122 for air outlet are arranged in the air passage pipeline 121, the upper compression ring 801 moves upwards, the Z-shaped connecting rod 811 drives the piston rod IV 125 and the piston IV 124 to move upwards, outside air enters the air channel pipeline 121 through the check valve II 123, the upper compression ring 801 moves downwards, the Z-shaped connecting rod 811 drives the piston rod IV 125 and the piston IV 124 to move downwards, and the air in the air passage pipeline 121 is blown out through the one-way valve I122 to clean the debris on the lower pressing plate 802.

In this embodiment, the bottom of the mounting bracket 1 is provided with a mounting frame 102, the mounting frame 102 is convenient for collecting debris, the lower compression plate 802 is located in the mounting frame 102, the bottom of the mounting frame 102 is provided with a guide sleeve 14, a guide post 13 is slidably connected in the guide sleeve 14, the guide sleeve 14 and the guide post 13 can support and limit the lifting of the lower compression plate 802, the guide post 13 is fixedly connected with the lower compression plate 802, the mounting plate 104 is provided with a guide sleeve 11, a guide post 10 is slidably connected in the guide sleeve 11, the guide post 10 is fixedly connected with the lifting plate 91, and the guide post 10 and the guide sleeve 11 can guide the lifting of the lifting plate 91.

In this embodiment, the bottom of the mounting frame 1 is provided with a foot support 101, which can improve the working stability of the device.

The working process of the invention is as follows: the pulling block 701 is pulled, the two opposite pressing blocks 702 are separated, the clamping spring 704 contracts, a workpiece is placed between the two separated pressing blocks 702, the pulling block 701 is released, the clamping spring 704 resets, the two pressing blocks 702 pre-press the workpiece, the hydraulic cylinder 2 is started, the hydraulic cylinder 2 drives the lifting plate 91 to move downwards, the lifting plate 91 moves downwards to drive the upper pressing ring 801 to move downwards, the upper pressing ring 801 drives the first piston rod 806 and the piston to move downwards, water in the water tank 803 is extruded into the guide water pipe 808, the second piston 810 drives the lower pressing plate 802 to move upwards through the second piston rod 809, the lower pressing plate 802 and the upper pressing ring 801 clamp the workpiece clamped by the clamping assembly 7 in a horizontal state, meanwhile, the upper pressing ring 801 moves downwards, the fourth piston rod 125 and the fourth piston 124 are driven to move downwards through the Z-shaped connecting rod 811, gas in the gas pipeline 121 is blown out through the first one-way valve 122 to clean debris on the lower pressing plate 802, after the pressing component 8 contacts and presses the workpiece, the motor 3 and the drill bit 4 are covered by the annular pressing sleeve 95 and the annular pressing plate 96, so that scraps generated by drilling can be always located on the workpiece, the scraps are prevented from splashing and damaging surrounding personnel, the hydraulic cylinder 2 continues to drive the lifting plate 91 to move downwards, if the thickness of the workpiece is thick, the return spring 98 contracts to the limit, the drill bit 4 still does not reach the depth of the workpiece needing drilling, at the moment, the lifting plate 91 continues to move downwards, the pressing plate 94 is separated from the lifting plate 91, the pressing spring 97 contracts to drill the thick workpiece, after the drilling is completed, the hydraulic cylinder 2 drives the lifting plate 91 and the upper pressing ring 801 to move upwards, the upper pressing ring 801 moves upwards, the piston rod four 125 and the piston four 124 are driven to move upwards through the Z-shaped connecting rod 811, external gas enters the gas path pipeline 121 through the one-way valve two 123, and the gas in the gas path pipeline 121 is used for cleaning the lower pressing plate 802 next time, the upper compression ring 801 drives the piston rod I806 and the piston to move upwards, the water level in the guide water pipe 808 moves downwards, the piston II 810 and the piston rod II 809 drive the lower compression plate 802 to move downwards, the lower compression plate 802 resets, a worker can turn over a workpiece by rotating the clamping frame 6, the position of the drill bit 4 can be adjusted by adjusting the position of the motor 3, the other surface of the workpiece is drilled, in the turning process, debris on the workpiece falls onto the lower compression plate 802 and the mounting frame 102, the cleaning component 12 blows the debris on the lower compression plate 802 into the mounting frame 102 in the upward moving process of the lower compression plate 802, and the collection of the debris is facilitated.

The invention has simple structure and convenient operation, the hydraulic cylinder 2 drives the motor 3 and the drill bit 4 to press downwards to drill the workpiece clamped by the clamping component 7, the upper pressing ring 801 and the lower pressing plate 802 move oppositely to further clamp the workpiece clamped by the clamping component 7, thereby ensuring that the workpiece is clamped in a horizontal state, then the drill bit 4 drills one surface of the workpiece, after the drilling is finished, the hydraulic cylinder 2 drives the motor 3 and the drill bit 4 to move upwards, the upper pressing frame and the lower pressing plate 802 move oppositely, the other surface of the workpiece can be drilled by rotating the clamping frame 6, the two surfaces of the workpiece can be drilled without taking off the workpiece, the drilling efficiency is improved, the fragments generated by drilling can be always positioned on the workpiece by arranging the annular pressing sleeve 95 and the annular pressing plate 96, the fragments are prevented from splashing to harm surrounding personnel, and in the process of rotating the workpiece by the clamping frame 6, piece on the work piece drops to on holding down plate 802 and the installing frame 102, pneumatic cylinder 2 drives motor 3 and drill bit 4 and moves down the in-process that drills to the work piece another side, piston four 124 moves down and blows off the gas in gas circuit pipeline 121, the piece on the holding down plate 802 blows off to in the installing frame 102, holding down plate 802 compresses tightly the work piece under the piece influence on the holding down plate 802 avoided on the one hand, on the other hand is convenient for clastic collection, hold down subassembly 8 and the cooperation of adjusting part 9 in this application, can drill to the work piece of different thickness.

It will be appreciated by those skilled in the art that the invention may be embodied in other specific forms without departing from the spirit or essential characteristics thereof. The embodiments disclosed above are therefore to be considered in all respects as illustrative and not restrictive. All changes which come within the scope of or are equivalent to the scope of the invention are intended to be embraced therein.

Claims

1. The utility model provides a drilling equipment for machining which characterized in that: including mounting bracket (1), install mounting panel (104) through bracing piece (103) on mounting bracket (1), be equipped with pneumatic cylinder (2) of vertical setting on mounting panel (104), be connected with adjusting part (9) on the piston rod of pneumatic cylinder (2), the bottom of adjusting part (9) is equipped with motor (3) and compresses tightly subassembly (8), be equipped with drill bit (4) on the output shaft of motor (3), be equipped with logical groove and clean subassembly (12) on mounting bracket (1), the both sides that lead to the groove are equipped with installation piece (5), install holding frame (6) through the damping axle rotation on installation piece (5), be equipped with centre gripping subassembly (7) that are used for holding workpiece on holding frame (6), it is used for compressing tightly the work piece of holding subassembly (7) centre gripping to compress tightly subassembly (8), and compresses tightly the in-process drive that the subassembly compressed tightly the work piece clean subassembly (12) are to compressing tightly the lower pressure strip in subassembly (8) (802) Cleaning, wherein the adjusting assembly (9) is used for drilling workpieces with different thicknesses and preventing chips generated in the drilling process from splashing;

the clamping assembly (7) comprises connecting columns (703) symmetrically arranged at the upper end and the lower end of the clamping frame (6), the connecting columns (703) are slidably connected with the clamping frame (6), one end of each connecting column (703) is fixedly connected with a pull block (701), the other end of each connecting column is fixedly connected with a compression block (702), clamping springs (704) are sleeved on the connecting columns (703), and the clamping springs (704) are located between the clamping frame (6) and the compression blocks (702);

the adjusting assembly (9) comprises a lifting plate (91) connected with a piston rod of the hydraulic cylinder (2), a limiting column (92) is arranged on the lifting plate (91), a limiting block (93) is arranged on the limiting column (92), a pressing plate (94) in sliding connection with the limiting column (92) is arranged on the lifting plate (91), a pressing spring (97) is sleeved on the limiting column (92), the pressing spring (97) is located between the limiting block (93) and the pressing plate (94), an annular pressing sleeve (95) is arranged on the pressing plate (94), an annular pressing plate (96) is connected in the annular pressing sleeve (95) in a sliding mode, and the annular pressing plate (96) is connected with the annular pressing sleeve (95) through a return spring (98);

the pressing assembly (8) comprises a first piston rod (806), a second piston rod (809) and a water tank (803) arranged at the bottom of the mounting frame (1), the water tank (803) is communicated with an upper vertical water pipe (804) and a lower water pipe (805), the upper vertical water pipe (804) is connected with the first piston (807) in a sliding manner, the bottom of the annular pressing plate (96) is fixedly connected with an upper pressing ring (801), one end of the piston rod is connected with the upper pressing ring (801) through a Z-shaped connecting rod (811), the other end of the piston rod is fixedly connected with the first piston (807), the lower water pipe (805) is communicated with a vertically arranged guide water pipe (808), the guide water pipe (808) is connected with the second piston (810) in a sliding manner, one end of the second piston rod (809) is connected with the lower pressing plate (802), and the other end of the piston rod is fixedly connected with the second piston (810);

clean subassembly (12) include piston rod four (125) and install gas circuit pipeline (121) on mounting bracket (1), the one end sliding connection of gas circuit pipeline (121) has piston four (124), the other end of gas circuit pipeline (121) with lower pressure strip (802) are to corresponding, the one end of piston rod four (125) is passed through Z shape connecting rod (811) and is connected with last clamp ring (801), the other end and four (124) fixed connection of piston, be equipped with in gas circuit pipeline (121) and be used for the check valve two (123) of admitting air and be used for the check valve one (122) of giving vent to anger.

2. The drilling device for machining according to claim 1, wherein: the bottom of mounting bracket (1) is equipped with installing frame (102), lower pressure strip (802) are located installing frame (102), the bottom of installing frame (102) is equipped with uide bushing (14), sliding connection has guide post (13) in uide bushing (14), guide post (13) with lower pressure strip (802) fixed connection, be equipped with guide pin bushing (11) on mounting panel (104), sliding connection has guide pillar (10) in guide pin bushing (11), guide pillar (10) and lifter plate (91) fixed connection.

3. The drilling device for machining according to claim 2, wherein: the bottom of the mounting rack (1) is provided with a foot support (101).