CN218904349U

CN218904349U - Milling machine convenient for replacing milling cutter

Info

Publication number: CN218904349U
Application number: CN202222934781.4U
Authority: CN
Inventors: 张逸平; 李国忠; 谈丽; 李留琴; 张益中
Original assignee: Changzhou Shiyun Die Casting Co ltd
Current assignee: Changzhou Shiyun Die Casting Co ltd
Priority date: 2022-11-04
Filing date: 2022-11-04
Publication date: 2023-04-25
Anticipated expiration: 2032-11-04

Abstract

The utility model relates to a milling machine, in particular to a milling machine with milling cutters convenient to replace. The utility model provides a milling machine convenient for replacing a milling cutter, which comprises a base, a first sliding rail, a second sliding rail, a sliding block, a clamping mechanism, a front-back moving mechanism, a left-right moving mechanism and a replacing mechanism, wherein the first sliding rail is arranged on the base, one side of the base is fixedly connected with the second sliding rail, the sliding block is connected onto the second sliding rail in a sliding manner, the clamping mechanism is arranged on the sliding block, the front-back moving mechanism is arranged on the first sliding rail, the left-right moving mechanism is arranged on the upper part of the front-back moving mechanism, and the replacing mechanism is arranged on one side of the second sliding rail. The electric telescopic blocks of the clamping mechanisms are clamped into the clamping holes of the milling cutter, so that the clamping mechanisms can fix the milling cutter, the clamping function of the milling machine is realized, and the milling cutter on the telescopic rod can be quickly replaced through the matching operation of the conversion chuck, the positioning chuck, the electric motor and the third sliding rail of the replacement mechanism, so that the purpose of conveniently replacing the milling cutter is achieved.

Description

Milling machine convenient for replacing milling cutter

Technical Field

The utility model relates to a milling machine, in particular to a milling machine with milling cutters convenient to replace.

Background

Milling machines mainly refer to machine tools for milling various surfaces of a workpiece by using milling cutters. The rotary motion of the milling cutter is usually the dominant motion, and the movement of the workpiece and the milling cutter is the feed motion. It can be used for machining plane and groove, and also can be used for machining various curved surfaces and gears, etc. In brief, a milling machine may be a machine tool that mills, drills, and bores a workpiece.

Patent grant publication number CN213646029U discloses a milling machine of convenient change milling cutter, including the milling machine, the last fixed surface of milling machine is connected with power component, power component's inside is provided with milling cutter mechanism. The milling cutter mechanism comprises a power shaft, two slots are formed in the power shaft, springs are fixedly connected to the inner tops of the slots, sliding blocks are slidably connected to the inner sides of the slots, sliding grooves are formed in the bottom end surfaces of the slots, sliding rods are slidably connected to the inner sides of the sliding grooves, external threads are formed in the periphery of the side surface of the lower end of the power shaft, the power shaft is connected with the external cover through the external threads, internal threads are formed in the external cover, and the bottom ends of the sliding rods are fixedly connected with the same rotating block. But this milling machine will fix the milling cutter through threaded connection's mode, reverse rotation outer cover is changed the milling cutter, and the screw thread department is in case there is moist gas erosion and will embroider the jam thread groove, will lead to the milling cutter outer cover junction rust to die and be difficult to change the milling cutter, and the screw thread is twisted hard and appear cracking deformation in long-term use, will lead to the milling cutter installation insecure, and even the milling cutter drops easily in the use, seriously influences milling work's efficiency.

Based on the above problems, a milling machine with a milling cutter convenient to replace needs to be designed.

Disclosure of Invention

In order to overcome the defects that in the prior art, the milling cutter is fixed in a threaded connection mode, a threaded position is embroidered to block a threaded groove once wet gas is corroded, the milling cutter is difficult to replace due to the fact that the joint of the outer cover of the milling cutter is rusted, the milling cutter is easy to be screwed with force to crack and deform, the milling cutter is not firmly installed, and the milling cutter is easy to fall off even when the milling cutter is used, the milling machine with the clamping mechanism is convenient to replace.

The technical implementation scheme of the utility model is as follows: the milling machine comprises a base, a first sliding rail, a second sliding rail, a sliding block, a clamping mechanism, a front-back moving mechanism, a left-right moving mechanism and a replacing mechanism, wherein the first sliding rail is installed on the base, the second sliding rail is fixedly connected to one side of the base, the sliding block is connected to the second sliding rail in a sliding mode, the clamping mechanism is arranged on the sliding block, the front-back moving mechanism is arranged on the first sliding rail, the left-right moving mechanism is arranged on the upper portion of the front-back moving mechanism, and the replacing mechanism is arranged on one side of the second sliding rail.

As the improvement of above-mentioned scheme, joint mechanism is including electric telescopic block, milling cutter, telescopic link and motor, installs the motor on the sliding block, and motor output shaft has the telescopic link, and electric telescopic block is installed to the telescopic link bottom, is connected with the milling cutter on the electric telescopic block, and milling cutter upper portion is opened there is the draw-in hole that is used for joint electric telescopic block.

As the improvement of above-mentioned scheme, fore-and-aft movement mechanism is including first screw rod, slide table and first fixed plate, and slide table is connected with on the first slide rail, and slide table lower part symmetry rigid coupling has first fixed plate, and common screw thread is connected with first screw rod on two first fixed plates.

As the improvement of above-mentioned scheme, the moving mechanism is including second fixed plate, second screw rod, work platform and stopper about, and slide table both sides rigid coupling has the second fixed plate, and common screw thread is connected with the second screw rod on two second fixed plates, and the last rotation of second screw rod is connected with work platform, and the symmetry rigid coupling has the stopper on the slide platform, and the work platform both sides are opened there is the fixed slot that is used for stopper relative slip.

As the improvement of above-mentioned scheme, change the mechanism and including conversion chuck, location chuck, electric motor and third slide rail, it has first spout to open sliding block one side, and the sliding block is connected with the third slide rail through first spout slidingtype, and slidingtype is connected with the location chuck that can the joint telescopic link on the third slide rail, installs electric motor on the location chuck, and electric motor output shaft runs through the location chuck and is connected with conversion chuck, and the joint has the milling cutter of a plurality of different specifications on the conversion chuck.

As the improvement of above-mentioned scheme, still including protection casing and dead lever, slider upper portion is provided with the protection casing, and open on one side of protection casing has the second spout, and the protection casing is connected with the dead lever through the second spout slidingtype, and dead lever and third slide rail one side rigid coupling.

As the improvement of above-mentioned scheme, still including the waste material box, open on the work platform has the hourglass silo, work platform one side slidingtype is connected with the waste material box, and waste material box and hourglass silo intercommunication.

The beneficial effects of the utility model are as follows: 1. the electric telescopic blocks of the clamping mechanisms are clamped into the clamping holes of the milling cutter, so that the milling cutter is clamped and fixed, the clamping function of the milling machine is realized, the milling cutter is prevented from being connected through threads, the milling cutter on the telescopic rod can be quickly replaced through the matching operation of the conversion chuck, the positioning chuck, the electric motor and the third sliding rail of the replacing mechanism, and the purpose of conveniently replacing the milling cutter is achieved.

2. Through the cooperation work of the first screw rod of the front-back moving mechanism and the sliding platform, the second screw rod of the left-right moving mechanism and the working platform, and the fixed slot and the limiting block, the workpiece can realize the effect of front-back and left-right movement, the moving function of the milling machine is realized, and the rapid positioning milling of the workpiece is promoted.

Drawings

Fig. 1 is a schematic perspective view of the present utility model.

Fig. 2 is a perspective structural cross-sectional view of parts such as a protective cover, a working platform and a sliding block.

Fig. 3 is a schematic perspective view of the first fixing plate and the second fixing plate.

Fig. 4 is a perspective structural cross-sectional view of the parts of the working platform, the waste box, the material leakage groove and the like of the utility model.

Fig. 5 is a schematic perspective view of parts such as a telescopic rod, a milling cutter, a conversion chuck and the like.

Fig. 6 is a schematic perspective view of the components of the fixing rod and the positioning chuck of the present utility model.

Fig. 7 is a schematic perspective view of the parts such as the electric telescopic block and the telescopic rod of the present utility model.

Marked in the figure as: the device comprises a 1-base, a 2-first sliding rail, a 3-first screw rod, a 4-sliding platform, a 401-first fixing plate, a 402-limiting block, a 403-second fixing plate, a 5-second screw rod, a 6-working platform, a 601-fixing groove, a 602-material leakage groove, a 7-second sliding rail, an 8-sliding block, a 801-first sliding groove, a 9-motor, a 10-telescopic rod, a 11-milling cutter, 1101-clamping holes, a 12-electric telescopic block, a 13-protective cover, a 1301-second sliding groove, a 14-waste box, a 15-third sliding rail, 1501-fixing rod, a 16-electric motor, 1601-conversion chuck and a 17-positioning chuck.

Detailed Description

The present utility model will be described in detail with reference to the accompanying drawings.

Example 1

The milling machine comprises a base 1, a first sliding rail 2, a second sliding rail 7, a sliding block 8, a front-back moving mechanism and a left-right moving mechanism, wherein the first sliding rail 2 is arranged on the upper portion of the base 1, the second sliding rail 7 is fixedly connected to the rear side of the base 1, the sliding block 8 is connected to the second sliding rail 7 in a sliding mode, the front-back moving mechanism is arranged on the first sliding rail 2, and the left-right moving mechanism is arranged on the upper portion of the front-back moving mechanism.

As shown in fig. 1, 2, 3 and 5, the back-and-forth movement mechanism comprises a first screw rod 3, a sliding platform 4 and a first fixing plate 401, the upper part of the first sliding rail 2 is connected with the sliding platform 4 in a sliding manner, the lower part of the sliding platform 4 is symmetrically and fixedly connected with the first fixing plate 401, and the two first fixing plates 401 are connected with the first screw rod 3 in a common threaded manner.

As shown in fig. 1, fig. 2, fig. 3, fig. 4 and fig. 5, the left and right moving mechanism comprises a second fixing plate 403, a second screw rod 5, a working platform 6 and a limiting block 402, the left side and the right side of the sliding platform 4 are fixedly connected with the second fixing plate 403, the two second fixing plates 403 are connected with the second screw rod 5 in a common threaded manner, the second screw rod 5 is rotatably connected with the working platform 6, the front side and the rear side of the sliding platform 4 are fixedly connected with the limiting block 402, and the front side and the rear side of the working platform 6 are provided with fixing grooves 601 for the relative sliding of the limiting block 402.

When the milling machine is used, the first screw rod 3 is rotated forward, the first screw rod 3 rotates to drive the first fixing plate 401 to move forward, the first fixing plate 401 drives the sliding platform 4 to move forward along the first sliding rail 2, two limiting blocks 402 on the sliding platform 4 drive the working platform 6 to move forward, the first screw rod 3 stops rotating after moving to a proper position, then a workpiece is placed on the working platform 6, the second screw rod 5 is rotated forward, the second screw rod 5 relatively moves rightward along the second fixing plate 403 due to the fact that the second fixing plate 403 is fixedly connected with the first sliding rail 2, the working platform 6 moves rightward along with the second screw rod 5, meanwhile, the limiting blocks 402 relatively move leftward along the fixing groove 601, the workpiece on the working platform 6 moves rightward along with the limiting blocks until the position of the workpiece to be cut is located below the milling cutter 11 on the telescopic rod 10; vice versa, when the workpiece needs to be moved backwards, the first screw 3 is reversely rotated, so that the first fixing plate 401 moves backwards, the first fixing plate 401 drives the sliding platform 4 to move along the first sliding rail 2, the sliding platform 4 drives the limiting block 402 to move backwards, the limiting block 402 drives the working platform 6 to move backwards, the workpiece on the working platform 6 moves backwards along with the limiting block, if the workpiece needs to be moved leftwards, the second screw 5 is reversely rotated, the second screw 5 rotates and moves leftwards along the two second fixing plates 403, the second screw 5 changes to drive the working platform 6 to move leftwards, the limiting block 402 on the sliding platform 4 moves relatively rightwards along the corresponding fixing groove 601, and the working platform 6 moves leftwards to drive the workpiece to move leftwards, so that the workpiece is moved forwards, backwards, leftwards and rightwards in a multidirectional manner.

Example 2

On the basis of embodiment 1, as shown in fig. 2, 5, 6 and 7, the device further comprises a clamping mechanism, the sliding block 8 is provided with the clamping mechanism, the clamping mechanism comprises an electric telescopic block 12, a milling cutter 11, a telescopic rod 10 and a motor 9, the motor 9 is installed on the sliding block 8, an output shaft of the motor 9 is connected with the telescopic rod 10, the electric telescopic block 12 is installed at the bottom of the telescopic rod 10, the milling cutter 11 is connected at the bottom of the electric telescopic block 12, and a clamping hole 1101 for clamping the electric telescopic block 12 is formed in the upper portion of the milling cutter 11.

As shown in fig. 5, 6 and 7, the automatic milling cutter device further comprises a replacement mechanism, the left side of the second sliding rail 7 is provided with the replacement mechanism, the replacement mechanism comprises a conversion chuck 1601, a positioning chuck 17, an electric motor 16 and a third sliding rail 15, a first sliding groove 801 is formed in the left side of the sliding block 8, the sliding block 8 is connected with the third sliding rail 15 in a sliding mode through the first sliding groove 801, the positioning chuck 17 capable of being connected with the telescopic rod 10 in a clamping mode is connected onto the third sliding rail 15 in a sliding mode, the electric motor 16 is installed on the positioning chuck 17, an output shaft of the electric motor 16 penetrates through the positioning chuck 17 to be connected with the conversion chuck 1601, and milling cutters 11 with four different specifications are connected onto the conversion chuck 1601 in a clamping mode.

As shown in fig. 4, 5 and 6, the device further comprises a protection cover 13, a fixing rod 1501 and a waste box 14, the protection cover 13 is arranged on the upper portion of the sliding block 8, a second sliding groove 1301 is formed in the left side of the protection cover 13, the protection cover 13 is connected with the fixing rod 1501 in a sliding manner through the second sliding groove 1301, the fixing rod 1501 is fixedly connected with the left side of the third sliding rail 15, a material leakage groove 602 is formed in the working platform 6, the waste box 14 is connected with the left side of the bottom of the working platform 6 in a sliding manner, and the waste box 14 is communicated with the material leakage groove 602.

After the workpiece is moved to a suitable milling position, as the second slide rail 7 and the third slide rail 15 are both electric slide rails, the second slide rail 7 is controlled to drive the sliding block 8 to gradually move downwards, the sliding block 8 is stopped to move upwards after moving to the suitable position, meanwhile, the protective cover 13 plays a protective role on the motor 9, the motor 9 is prevented from being damaged by collision of other objects, the motor 9 is started, the motor 9 rotates to drive the telescopic rod 10 to rotate, the telescopic rod 10 drives the milling cutter 11 to rotate, the milling cutter 11 rotates to mill the workpiece, if the milling cutters 11 with different specifications are required to be replaced, the motor 9 is closed, the motor 9 stops driving the telescopic rod 10 to rotate, the milling cutter 11 stops rotating along with the milling cutter 11, the second slide rail 7 is controlled to drive the sliding block 8 to move upwards, the sliding block 8 drives the motor 9 and the telescopic rod 10 to move upwards, the milling cutter 11 moves upwards along with the milling cutter 11, the movement of the telescopic block can stop the sliding block 8 after moving to the suitable position, the third slide rail 15 is pulled forwards along the first slide groove 801, the fixed rod 1501 moves forwards along the second slide groove 1301, then the third slide rail 15 is controlled to drive the positioning chuck 17 to move rightwards, the positioning chuck 17 is driven by the positioning chuck 16 and the conversion chuck 1601 to gradually clamp the electric chuck 17 to be blocked by the electric chuck 12 to gradually slide down from the original telescopic rod 10, and the telescopic rod 11 is gradually contracted from the original position to the original position of the telescopic rod 12.

Then, the third sliding rail 15 is controlled to drive the positioning chuck 17 to move leftwards, the positioning chuck 17 drives the electric motor 16 and the conversion chuck 1601 to move leftwards, the conversion chuck 1601 simultaneously drives the original milling cutter 11 which is separated from the clamping connection to move leftwards, the movement of the positioning chuck 17 is stopped after the original milling cutter 11 is moved to a proper position, the electric motor 16 is started to rotate, the electric motor 16 drives the conversion chuck 1601 to rotate, the milling cutters 11 with different specifications on the conversion chuck 1601 rotate along with the conversion chuck 1601 until the required milling cutter 11 rotates to be aligned to the lower part of the telescopic rod 10, the electric motor 16 is closed, the conversion chuck 1601 stops rotating, the third sliding rail 15 is controlled to drive the positioning chuck 17 to move rightwards, the positioning chuck 17 drives the conversion chuck 1601 and the milling cutter 11 with the required specification to move rightwards, the positioning chuck 17 gradually clamps the telescopic rod 10, the lower part of the telescopic rod 10 is contacted with the upper part of the milling cutter 11 which is required to be replaced, and the electric telescopic block 12 is started to stretch, so that the electric telescopic block 12 is clamped into a plurality of clamping holes 1101 on the upper part of the milling cutter 11, the milling cutter 11 is clamped and fixed on the lower part of the telescopic rod 10, and then the third sliding rail 15 is pushed to move backwards along the first sliding rail 1501 to reset to the fixed sliding groove 1301.

When the milling cutter 11 mills the workpiece, the scraps milled on the workpiece drop to the material leakage groove 602 on the working platform 6, the scraps drop downwards into the scraps box 14 to be collected, after the scraps in the scraps box 14 are fully collected, the scraps box 14 is pulled leftwards, and the scraps box 14 is pulled out to pour out the scraps inside for treatment.

Finally, it should be noted that the above embodiments are only for illustrating the technical solution of the present utility model and not for limiting the scope of the present utility model, and although the present utility model has been described in detail with reference to the preferred embodiments, it should be understood by those skilled in the art that the technical solution of the present utility model may be modified or substituted equally without departing from the spirit and scope of the technical solution of the present utility model.

Claims

1. The utility model provides a milling machine of milling cutter is conveniently changed, including base (1), first slide rail (2) and second slide rail (7), install first slide rail (2) on base (1), base (1) one side rigid coupling has second slide rail (7), characterized by: still including sliding block (8), joint mechanism, fore-and-aft movement mechanism, control movement mechanism and change mechanism, sliding connection has sliding block (8) on second slide rail (7), is provided with joint mechanism on sliding block (8), is provided with fore-and-aft movement mechanism on first slide rail (2), and fore-and-aft movement mechanism upper portion is provided with controls movement mechanism, and second slide rail (7) one side is provided with changes mechanism.

2. A milling machine for facilitating replacement of a milling cutter as claimed in claim 1, wherein: the clamping mechanism comprises an electric telescopic block (12), a milling cutter (11), a telescopic rod (10) and a motor (9), wherein the motor (9) is arranged on the sliding block (8), the telescopic rod (10) is connected with an output shaft of the motor (9), the electric telescopic block (12) is arranged at the bottom of the telescopic rod (10), the milling cutter (11) is connected to the electric telescopic block (12), and a clamping hole (1101) for clamping the electric telescopic block (12) is formed in the upper portion of the milling cutter (11).

3. A milling machine for facilitating replacement of a milling cutter as claimed in claim 2, wherein: the front-back moving mechanism comprises a first screw rod (3), a sliding platform (4) and a first fixing plate (401), wherein the sliding platform (4) is connected to the first sliding rail (2) in a sliding mode, the first fixing plate (401) is symmetrically fixedly connected to the lower portion of the sliding platform (4), and the first screw rod (3) is connected to the two first fixing plates (401) in a common threaded mode.

4. A milling machine for facilitating replacement of a milling cutter as claimed in claim 3, wherein: the left-right moving mechanism comprises a second fixing plate (403), a second screw rod (5), a working platform (6) and limiting blocks (402), wherein the second fixing plate (403) is fixedly connected to two sides of the sliding platform (4), the second screw rods (5) are connected to the two second fixing plates (403) in a threaded mode in a common mode, the working platform (6) is rotatably connected to the second screw rod (5), the limiting blocks (402) are symmetrically fixedly connected to the sliding platform (4), and fixing grooves (601) used for enabling the limiting blocks (402) to slide relatively are formed in two sides of the working platform (6).

5. A milling machine for facilitating replacement of a milling cutter as claimed in claim 4, wherein: the replacement mechanism comprises a conversion chuck (1601), a positioning chuck (17), an electric motor (16) and a third sliding rail (15), wherein a first sliding groove (801) is formed in one side of a sliding block (8), the sliding block (8) is connected with the third sliding rail (15) in a sliding mode through the first sliding groove (801), the positioning chuck (17) capable of being connected with a telescopic rod (10) in a clamping mode is connected onto the third sliding rail (15) in a sliding mode, the electric motor (16) is installed on the positioning chuck (17), an output shaft of the electric motor (16) penetrates through the positioning chuck (17) to be connected with the conversion chuck (1601), and a plurality of milling cutters (11) with different specifications are clamped onto the conversion chuck (1601).

6. A milling machine for facilitating replacement of a milling cutter as claimed in claim 5, wherein: the sliding block is characterized by further comprising a protective cover (13) and a fixing rod (1501), wherein the protective cover (13) is arranged on the upper portion of the sliding block (8), a second sliding groove (1301) is formed in one side of the protective cover (13), the protective cover (13) is connected with the fixing rod (1501) in a sliding mode through the second sliding groove (1301), and the fixing rod (1501) is fixedly connected with one side of the third sliding rail (15).

7. A milling machine for facilitating replacement of a milling cutter as claimed in claim 6, wherein: the automatic feeding device is characterized by further comprising a waste box (14), wherein a material leakage groove (602) is formed in the working platform (6), the waste box (14) is connected to one side of the working platform (6) in a sliding mode, and the waste box (14) is communicated with the material leakage groove (602).