CN219484388U

CN219484388U - Broaching machine for machining key groove

Info

Publication number: CN219484388U
Application number: CN202223337390.0U
Authority: CN
Inventors: 沈义伦; 毛业海; 谢建
Original assignee: Deen Seiko Jiashan Co ltd
Current assignee: Deen Seiko Jiashan Co ltd
Priority date: 2022-12-12
Filing date: 2022-12-12
Publication date: 2023-08-08
Anticipated expiration: 2032-12-12

Abstract

The utility model relates to the technical field of broaching machine equipment, in particular to a broaching machine for machining a key slot. The technical proposal comprises: including the bed body, the outer wall fixedly connected with pneumatic cylinder of the bed body, the piston rod and the bed body swing joint of pneumatic cylinder, piston rod one end fixedly connected with dop of pneumatic cylinder, the inner wall fixedly connected with of the bed body a pair of first guide bar, first guide bar and dop sliding connection, the joint has the broach on the dop, fixedly mounted has the uide bushing on the bed body, uide bushing and broach sliding connection, the inside bottom surface fixedly connected with fixed plate of the bed body, the inside swing joint of fixed plate has first branch. According to the utility model, through the structural designs of the first supporting rod, the pulley, the spring and the like, the pulley is supported by the elasticity of the spring, one suspended end of the broach slides on the pulley, the deflection of the broach is reduced, and the processed key groove surface is flatter.

Description

Broaching machine for machining key groove

Technical Field

The utility model relates to the technical field of broaching machine equipment, in particular to a broaching machine for machining a key slot.

Background

Broaching is a machine tool for machining a workpiece through hole, a plane and a forming surface by using a broach as a prop, the broaching can obtain a higher size and smaller surface roughness, the production efficiency is high, the broaching is suitable for batch mass production, the broaching is often used for machining key grooves of various workpieces, and at present, when the key grooves are machined by the existing broaching, the broach is suspended at the rear end in movement, so that the broach is extremely easy to deviate, the machined key groove surface is inclined, the workpieces cannot be used, and the machining efficiency is reduced.

Disclosure of Invention

The utility model aims to solve the problems in the prior art and provides a broacher for machining a key slot.

The technical scheme of the utility model is as follows: the utility model provides a broach for processing keyway, includes the bed body, the outer wall fixedly connected with pneumatic cylinder of the bed body, the piston rod and the bed body swing joint of pneumatic cylinder, the piston rod one end fixedly connected with dop of pneumatic cylinder, the inner wall fixedly connected with a pair of first guide bar of the bed body, first guide bar and dop sliding connection, joint has the broach on the dop, fixed mounting has the uide bushing on the bed body, uide bushing and broach sliding connection, the inside bottom surface fixedly connected with fixed plate of the bed body, the inside swing joint of fixed plate has first branch, the outer wall middle part fixedly connected with pulley of first branch, pulley and broach sliding connection, the outer wall fixedly connected with a pair of second guide bar of first branch, a pair of the outer wall of second guide bar has cup jointed the spring, the one end and the fixed plate fixed connection of spring, the other end and the first branch fixed connection of spring.

Preferably, the bottom fixedly connected with extension board of dop, the bottom of extension board is connected with the U-shaped fixed plate, the bottom of U-shaped fixed plate is connected with the brush hair, brush hair and the inside bottom surface sliding connection of bed body, screwed connection has a pair of screw rod on the U-shaped fixed plate, a pair of screw rod and extension board screwed connection.

Preferably, the bottom fixedly connected with storage water tank of the bed body, the inside of storage water tank is fixed and is equipped with the water pump, fixedly mounted has the universal pipe on the bed body, the universal pipe passes through the pipeline and is connected with the water pump.

Preferably, the outer wall of the water storage tank is communicated with a water injection pipe, and a valve is fixedly arranged on the water injection pipe.

Preferably, the bottom of the bed body is fixedly connected with a box body, the inside of the box body is connected with a drawer in a sliding manner, and the outer surface of the drawer is fixedly provided with a handle.

Preferably, a filter screen is fixedly arranged on the inner bottom surface of the bed body.

Preferably, the bottoms of the bed body and the water storage tank are fixedly connected with two supporting legs.

Compared with the prior art, the utility model has the following beneficial technical effects:

according to the embodiment, through the structural designs of the first supporting rod, the pulley, the spring and the like, the pulley is supported by the elasticity of the spring, one suspended end of the broach slides on the pulley, deflection of the broach is reduced, and the machined key groove surface is flatter;

according to the embodiment, through structural designs of the clamping head, the bristles, the drawer and the like, the clamping head drives the bristles to clean machining scraps in the bottom of the bed body in the drawer, so that the machining scraps can be cleaned more conveniently;

according to the embodiment, through structural designs such as the water pump, the universal pipe and the filter screen, water is conveyed to the universal pipe through the water pump, and the water sprayed out of the universal pipe is filtered through the filter screen and stored in the water storage tank, so that the water can be recycled, and water resources are saved.

Drawings

FIG. 1 is a schematic view of a broacher machine for forming a keyway according to the present utility model;

FIG. 2 is a front cross-sectional view of FIG. 1;

FIG. 3 is a cross-sectional view of the mounting plate of FIG. 1;

fig. 4 is an enlarged view at a in fig. 2.

Reference numerals: 1. a bed body; 2. a hydraulic cylinder; 3. a chuck; 4. a first guide bar; 5. broaching tool; 6. a guide sleeve; 7. a fixing plate; 8. a first strut; 9. a pulley; 10. a second guide bar; 11. a spring; 12. a support plate; 13. a U-shaped fixing plate; 14. brushing; 15. a screw; 16. a water storage tank; 17. a water pump; 18. a universal pipe; 19. a water injection pipe; 20. a valve; 21. a case; 22. a drawer; 23. a handle; 24. a filter screen; 25. and (5) supporting legs.

Detailed Description

The technical scheme of the utility model is further described below with reference to the attached drawings and specific embodiments.

Examples

As shown in fig. 1-4, the broaching machine for processing a keyway provided by the utility model comprises a machine body 1, wherein the machine body 1 is divided into a sliding groove and a cooling groove, the outer wall of the machine body 1 is fixedly connected with a hydraulic cylinder 2, a piston rod of the hydraulic cylinder 2 is movably communicated with the machine body 1 through a hole, one end of the piston rod of the hydraulic cylinder 2 is fixedly connected with a clamping head 3, the inner wall of the sliding groove of the machine body 1 is fixedly connected with a pair of first guide rods 4, the first guide rods 4 can enable the clamping head 3 to be more stable during movement, the first guide rods 4 are in sliding connection with the clamping head 3, a broach 5 is clamped on the clamping head 3, a guide sleeve 6 is fixedly arranged on the machine body 1, the guide sleeve 6 is in sliding connection with the broach 5, the inner bottom surface of the machine body 1 is fixedly connected with a fixed plate 7, the inner part of the fixed plate 7 is movably connected with a first support rod 8, the middle part of the outer wall of the first support rod 8 is fixedly connected with a pulley 9, the pulley 9 is in sliding connection with the broach 5, the outer wall of the first support rod 8 is fixedly connected with a pair of second guide rods 10, the outer walls of the second guide rods 10 are respectively can enable the clamping heads to be more stable during movement, and the clamping heads 11 can be kept more stable during movement, and the clamping heads 11 can be connected with one end of the first spring 11 fixedly and the other end of the spring 11 can be fixedly connected with the other end of the spring 11. The bottom fixedly connected with extension board 12 of dop 3, the bottom of extension board 12 is connected with U-shaped fixed plate 13, and the bottom of U-shaped fixed plate 13 is connected with multiunit brush hair 14, multiunit brush hair 14 and the inside bottom surface sliding connection of bed body 1, and multiunit brush hair 14 more comprehensive clearance bed body 1 bottom's processing piece, the screw connection has a pair of screw rod 15 on the U-shaped fixed plate 13, and a pair of screw rod 15 can be better fix U-shaped fixed plate 13, a pair of screw rod 15 and extension board 12 screwed connection. The bottom fixedly connected with box 21 of bed body 1, the inside sliding connection of box 21 has drawer 22, and drawer 22 better collects the processing piece, and drawer 22's surface fixed is equipped with handle 23. Two supporting legs 25 are fixedly connected to the bottoms of the bed body 1 and the water storage tank 16, so that the bed body 1 is more stable.

The working principle of this embodiment is that, in the embodiment, referring to fig. 1-3, a workpiece to be processed is fixed on a guide sleeve 6, then a broach 5 is clamped on a chuck 3 in a penetrating manner from a fixing plate 7 and the guide sleeve 6, then a hydraulic cylinder 2 is started, the hydraulic cylinder 2 drives the chuck 3 to move horizontally through a piston rod, the chuck 3 drives the broach 5 to move horizontally, the broach 5 is subjected to gravity increase in the movement, two springs 11 in the fixing plate 7 drive a first supporting rod 8 to move upwards, the first supporting rod 8 drives a pulley 9 to move upwards, the pulley 9 drives the first supporting rod 8 to move upwards, and one end of the stable broach 5 cannot incline in the movement. If the machining scraps need to be cleaned, as shown in fig. 2 and 4, the clamping head 3 is clamped at the bottom of the support plate 12, one end of the screw 15 is rotatably inserted into the spiral groove on the support plate 12 to achieve a fixing effect, then the hydraulic cylinder 2 is started, a piston rod on the hydraulic cylinder 2 drives the clamping head 3 to horizontally move, the clamping head 3 drives the support plate 12 to horizontally move, the support plate 12 drives the U-shaped fixing plate 13 to horizontally move, the U-shaped fixing plate 13 drives the bristles 14 to horizontally move, the bristles 14 clean the machining scraps at the bottom of the bed body 1 during the horizontal movement, the machining scraps are collected in the drawer 22 through a discharge hole at the bottom of the bed body 1, and the hydraulic cylinder 2 is closed after the cleaning is finished.

Examples

As shown in fig. 1-2, on the basis of the first embodiment, the device further comprises a water storage tank 16 fixedly connected to the bottom of the bed body 1, a water pump 17 is fixedly arranged in the water storage tank 16, a universal pipe 18 is fixedly installed on the bed body 1, a spray head is arranged on the universal pipe, a workpiece being processed can be cooled, and the universal pipe 18 is connected with the water pump 17 through a pipeline. The outer wall of the water storage tank 16 is communicated with a water injection pipe 19, and a valve 20 is fixedly arranged on the water injection pipe 19. The filter screen 24 is fixedly arranged on the inner bottom surface of the bed body 1, and the filter screen 24 can filter impurities in the used water.

The working principle of this embodiment is that in the embodiment, referring to fig. 1, the valve 20 on the water injection pipe 19 is rotated first, then a proper amount of water is added into the water storage tank 16 through the water injection pipe 19, then the valve 20 is closed, and then the universal pipe 18 is manually aligned with the work piece. Referring to fig. 2, the water pump 17 is started, the water pump 17 conveys water in the water storage tank 16 to the universal pipe 18 through a pipeline to cool the processing workpiece, then water flows into the bed body 1, and then flows into the water storage tank 16 through filtering by the filter screen 24 for recycling.

The above-described embodiments are merely a few preferred embodiments of the present utility model, and many alternative modifications and combinations of the above-described embodiments will be apparent to those skilled in the art based on the technical solutions of the present utility model and the related teachings of the above-described embodiments.

Claims

1. Broaching machine for machining key grooves, comprising a machine body (1), and being characterized in that: the utility model provides a bed body's (1) outer wall fixedly connected with pneumatic cylinder (2), the piston rod of pneumatic cylinder (2) and the activity of bed body (1) intercommunication, piston rod one end fixedly connected with dop (3) of pneumatic cylinder (2), the inner wall fixedly connected with of bed body (1) a pair of first guide bar (4), first guide bar (4) and dop (3) sliding connection, the joint has broach (5) on dop (3), fixed mounting has uide bushing (6) on bed body (1), uide bushing (6) and broach (5) sliding connection, the inside bottom surface fixedly connected with fixed plate (7) of bed body (1), the inside swing joint of fixed plate (7) has first branch (8), the outer wall middle part fixedly connected with pulley (9) of first branch (8), pulley (9) and broach (5) sliding connection, the outer wall fixedly connected with a pair of second guide bar (10) of first branch (8), a pair of second guide bar (10) and spring (11) and the other end fixedly connected with spring (11) of spring (11).

2. The broaching machine for machining a key slot according to claim 1, wherein a support plate (12) is fixedly connected to the bottom of the clamping head (3), a U-shaped fixing plate (13) is connected to the bottom of the support plate (12), bristles (14) are connected to the bottom of the U-shaped fixing plate (13), the bristles (14) are slidably connected to the inner bottom surface of the machine body (1), a pair of screws (15) are spirally connected to the U-shaped fixing plate (13), and the pair of screws (15) are spirally connected to the support plate (12).

3. The broaching machine for machining a key slot according to claim 1, wherein a water storage tank (16) is fixedly connected to the bottom of the machine body (1), a water pump (17) is fixedly arranged in the water storage tank (16), a universal pipe (18) is fixedly installed on the machine body (1), and the universal pipe (18) is connected with the water pump (17) through a pipeline.

4. A broaching machine for machining a key slot according to claim 3, wherein the outer wall of the water storage tank (16) is communicated with a water injection pipe (19), and a valve (20) is fixedly arranged on the water injection pipe (19).

5. A broaching machine for machining a key slot according to claim 1, wherein a box body (21) is fixedly connected to the bottom of the machine body (1), a drawer (22) is slidably connected to the inside of the box body (21), and a handle (23) is fixedly arranged on the outer surface of the drawer (22).

6. A broacher for machining a key slot according to claim 1, wherein a filter screen (24) is fixedly provided on the inner bottom surface of the bed body (1).

7. A broaching machine for machining a keyway according to claim 1, wherein the bottoms of the bed (1) and the water storage tank (16) are both fixedly connected with two legs (25).