CN210475647U

CN210475647U - Milling machine

Info

Publication number: CN210475647U
Application number: CN201921283249.2U
Authority: CN
Inventors: 张凯翔
Original assignee: Wenzhou Zhongya Mould Co Ltd
Current assignee: Wenzhou Zhongya Mould Co Ltd
Priority date: 2019-08-08
Filing date: 2019-08-08
Publication date: 2020-05-08
Anticipated expiration: 2029-08-08

Abstract

The utility model relates to the technical field of machine tools, and discloses a milling machine, which comprises a frame, a movable plate connected with the frame in a sliding way, a milling cutter positioned at the upper side of the movable plate and a driving component for driving the milling cutter to rotate, wherein a movable seat is arranged on the frame, a lifting block is connected on the movable seat in a sliding way along the vertical direction, the driving component is arranged on the lifting block, one side of the lifting block, which is close to the movable plate, is connected with an installation block, and the milling cutter is connected with the installation block in a rotating way; the downside of installation piece is fixed with the lifter, is equipped with the lifting subassembly that is used for driving the vertical removal of lifter on the movable plate, and the lifting subassembly is including locating the fixing base on the movable plate, with fixing base articulated lifting board and with the lifting bolt of the free end threaded connection who lifts the board, and the lifting board is located the lifter under. The utility model discloses well milling cutter's height-adjustable has the groove that can form the different degree of depth when the work piece of same thickness of processing, effect that application scope is big.

Description

Milling machine

Technical Field

The utility model relates to a technical field of lathe, more specifically say that it relates to a milling machine.

Background

The thread rolling die is a die which is used for extruding and forming threads on a screw thread by a screw thread forming machine and is divided into two square die plates which are one long and one short and are provided with threads on the surfaces. The thread on the thread rolling die can be formed by machining through a milling machine.

A conventional milling machine generally includes a frame, a driving motor mounted on the frame, a milling cutter fixedly connected to an output shaft of the driving motor, and a moving plate slidably connected to the frame, and the moving plate is located right below the milling cutter. During machining, a workpiece is placed on the movable plate and locked, then the milling cutter is driven to rotate through the driving motor, and then the movable plate is pushed to drive the workpiece to move towards the milling cutter, so that the milling cutter rotating at a high speed polishes and cuts the workpiece to form tooth patterns.

However, the driving motor in the milling machine is fixedly installed on the frame, and the distance between the lower end of the milling cutter and the moving plate cannot be adjusted, so that the milling cutter can only form a groove with a certain depth when processing a workpiece with the same thickness, and the application range is small.

SUMMERY OF THE UTILITY MODEL

Not enough to prior art exists, the utility model provides a milling machine, milling cutter's height-adjustable has the groove that can form the different degree of depth when processing the work piece of same thickness, effect that application scope is big.

In order to achieve the above purpose, the utility model provides a following technical scheme: a milling machine comprises a rack, a movable plate, a milling cutter and a driving assembly, wherein the movable plate is connected with the rack in a sliding mode, the milling cutter is positioned on the upper side of the movable plate, the driving assembly drives the milling cutter to rotate, a movable seat is mounted on the rack, a lifting block is connected to the movable seat in a sliding mode in the vertical direction, the driving assembly is arranged on the lifting block, one side, close to the movable plate, of the lifting block is connected with an installation block, and the milling cutter is connected with the installation block in; the lower side of the installation block is fixed with a lifting rod, the movable plate is provided with a lifting assembly for driving the lifting rod to vertically move, the lifting assembly comprises a fixed seat arranged on the movable plate, a lifting plate hinged to the fixed seat and a lifting bolt connected with the free end of the lifting plate in a threaded mode, and the lifting plate is located under the lifting rod.

By adopting the technical scheme, during machining, a workpiece is fixed above the movable plate, then the milling cutter is driven to rotate at a high speed through the driving assembly, and then the lifting bolt is rotated, so that the lifting plate rotates by taking the hinged end of the lifting plate as the circle center, and then the lifting rod, the mounting block and the lifting block are driven to vertically move, and the height of the milling cutter is changed. Then, the moving plate is pushed by hand to drive the workpiece to move towards the milling cutter, and the milling cutter can cut the surface of the workpiece to form a groove when rotating. People can change the height of the milling cutter through the lifting assembly, so that the depth of a groove formed on the surface of a workpiece when the milling cutter cuts the workpiece is changed, and the application range is wide.

The utility model discloses further set up to: the upper end face of the fixing seat is provided with a through hole, one end, far away from the lifting bolt, of the lifting plate is provided with a hinge hole, and a hinge column with the lower end extending into the through hole penetrates through the hinge hole.

Through adopting above-mentioned technical scheme, when the board is lifted in the installation, stretch into in the through-hole behind passing the hinge hole with the hinge post for lift the one end of board and articulate on the fixing base. When not using the lifting plate or need clear up dust and piece on the lifting plate, people's accessible is taken out articulated post and lifting bolt in order to demolish the lifting plate, has the effect of convenient storage and clearance.

The utility model discloses further set up to: and the lower side of the lifting rod is provided with a roller which is abutted against the lifting plate.

Through adopting above-mentioned technical scheme, when the lifting board rotated, because the vertical sliding connection of elevator on the sliding seat, the lifter can lift the terminal surface removal of board relatively. The friction force on the surfaces of the lifting rod and the lifting plate is reduced due to the arrangement of the rollers, so that the lifting plate is easier to drive the lifting rod to vertically move.

The utility model discloses further set up to: the movable seat is rotatably connected with a lifting screw rod in threaded connection with the lifting block, and the upper end of the lifting screw rod is connected with a lifting hand wheel.

Through adopting above-mentioned technical scheme, except that usable lifting subassembly drive milling cutter vertical movement, people still can rotate the lifting hand wheel in order to drive the lift lead screw and rotate through the hand, and then drive the lift piece and drive milling cutter vertical movement, play the effect of accurate regulation milling cutter height.

The utility model discloses further set up to: the operation panel is installed through fixing bolt to the upside of movable plate, the upside of operation panel is provided with two limiting plates relatively, is equipped with spacing screw on one of them limiting plate, spacing screw female connection has stop screw, the one end that stop screw kept away from another limiting plate is fixed with the dwang.

Through adopting above-mentioned technical scheme, when the work piece of processing is treated in the installation, place the work piece earlier on the operation panel and make its one side and keep away from limit screw's limiting plate butt, then twist the dwang through the hand and make its drive limit screw to the one side removal that is close to the work piece to compress tightly the work piece on the limiting plate, avoid the work piece to remove at will and influence the cutting effect in the course of working. The operating table and the moving plate are connected through the fixed bolt instead of being fixedly arranged, people can disassemble and replace the operating table with different slopes as required to form the screw plates with different slopes, and the practicability is high.

The utility model discloses further set up to: one side that the lift piece is close to milling cutter is fixed with the connecting rod, the one end that the lift piece was kept away from to the connecting rod is fixed with and is located directly over milling cutter and be curved backplate.

Through adopting above-mentioned technical scheme, can produce a large amount of pieces when milling cutter mills the work piece, the backplate plays the effect of keeping off the material, avoids the piece to splash and accidentally injures operating personnel.

The utility model discloses further set up to: the driving assembly comprises a driving motor, a driving wheel, a driven wheel and a driving belt, the driving motor is installed on the lifting block, an output shaft is fixedly connected with the driving wheel, one side of the driven wheel, which is close to the milling cutter, is fixedly connected with the milling cutter, and two ends of the driving belt are respectively sleeved on the driving wheel and the outer side of the driven wheel.

Through adopting above-mentioned technical scheme, when drive milling cutter rotated, earlier driven action wheel rotation through driving motor's output shaft, the drive belt drives thereupon and rotates from the driving wheel, and then the high-speed rotation of drive milling cutter. Compared with a mode of directly connecting the output shaft of the motor with the milling cutter, the driving mode has better stability.

The utility model discloses further set up to: the improved manual pushing device is characterized in that a pushing plate is connected to the rack in a sliding mode, a sliding groove extending in the horizontal direction is formed in the upper end face of the pushing plate, a sliding block arranged in the sliding groove in a sliding mode is fixed to the lower end face of the moving plate, a sliding lead screw connected with the pushing plate in a rotating mode is connected to the sliding block in a threaded mode, and a sliding hand wheel is fixed to one end of the sliding lead screw.

Through adopting above-mentioned technical scheme, people's accessible is twisted and is changeed the slip hand wheel in order to drive the rotation of slip lead screw to the drive movable plate drives the work piece and removes to milling cutter, compares in the mode of manual direct lapse and has laborsaving convenient effect.

The utility model discloses further set up to: the frame includes the bottom plate with sliding seat fixed connection, the up end of bottom plate is equipped with the constant head tank that extends to one side that is close to the sliding seat, one side that the thrust plate is close to the bottom plate is connected with the locating piece of sliding setup in the constant head tank, threaded connection has the thrust lead screw that links to each other with the bottom plate rotation on the locating piece, the one end of thrust lead screw is connected with the thrust hand wheel.

Through adopting above-mentioned technical scheme, people's accessible rotates and passes the hand wheel in order to drive and pass the lead screw and rotate to make locating piece, pass board, movable plate and operation panel move to the one side that is close to the sliding seat or keeps away from the sliding seat, make other positions on workpiece surface can be ground by milling cutter and not only process at fixed position.

The utility model discloses further set up to: the movable plate is provided with a storage plate, and the upper end face of the storage plate is provided with a plurality of storage grooves.

Through adopting above-mentioned technical scheme, put the thing board and can be used to deposit article such as reserve screw, put the thing groove and not only can be used to distinguish different article, can also restrict to place and roll in the article of putting the thing board, improved the stability of article.

To sum up, the utility model discloses following beneficial effect has:

1. when the lifting bolt is rotated, the lifting plate can vertically rotate by taking the hinged column as a circle center, so that the height of the milling cutter is changed, and the milling cutter can process grooves with different depths on a workpiece with the same thickness; in addition, people can also manually screw the lifting hand wheel to drive the lifting screw rod to rotate, so that the lifting block and the milling cutter are driven to vertically move, the adjusting range and the precision of the milling cutter are enlarged, and the application range is wide;

2. when the sliding hand wheel is rotated, the sliding screw rod can be driven to rotate, and then the moving plate is driven to horizontally move so that the workpiece is in contact with the milling cutter; when the pushing hand wheel is rotated, the pushing screw rod can be driven to rotate, and then the pushing plate and the movable plate are driven to move towards one side close to or far away from the movable seat, so that the milling cutter can conveniently process grooves at different positions of a workpiece.

Drawings

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

FIG. 2 is a partial schematic view showing the bottom plate, the pusher plate and the moving plate separated in the present embodiment;

figure 3 is a partially exploded view highlighting the lift assembly of the present embodiment.

Reference numerals: 1. a frame; 11. a base plate; 111. positioning a groove; 112. a dovetail groove; 12. a load-bearing column; 13. a support plate; 14. a pushing plate; 141. a sliding groove; 142. positioning blocks; 143. a dovetail block; 144. pushing the screw rod; 145. pushing a hand wheel; 2. moving the plate; 21. fixing the bolt; 22. an operation table; 221. a limiting plate; 222. a limiting screw hole; 223. a limit screw; 224. rotating the rod; 23. a slider; 231. a sliding screw rod; 232. sliding the hand wheel; 3. milling cutters; 4. a drive assembly; 41. a drive motor; 42. a driving wheel; 43. a driven wheel; 44. a transmission belt; 5. a movable seat; 51. a movable groove; 52. a lifting screw rod; 521. a lifting hand wheel; 53. a lifting block; 531. a connecting rod; 532. a guard plate; 54. mounting blocks; 541. a lifting rod; 542. a roller; 6. a storage plate; 61. a storage groove; 7. a lifting assembly; 71. a fixed seat; 711. a through hole; 72. lifting the plate; 721. lifting the screw hole; 722. a hinge hole; 723. a hinged column; 73. the bolts are lifted.

Detailed Description

The present invention will be described in further detail with reference to the accompanying drawings.

The embodiment discloses a milling machine, as shown in fig. 1 and 2, which includes a frame 1, a movable plate 2, a milling cutter 3 and a driving assembly 4, wherein the frame 1 includes a bottom plate 11, a bearing column 12 and a supporting plate 13, which are fixedly connected in sequence from top to bottom, a pushing plate 14 is slidably disposed on the upper side of the bottom plate 11, and the movable plate 2 is slidably disposed on the upper side of the pushing plate 14. An operation table 22 is connected to the upper end surface of the moving plate 2 by a fixing bolt 21, and the workpiece is placed on the operation table 22 and located right below the milling cutter 3.

As shown in fig. 1 and 2, two limiting plates 221 are fixed on the upper end surface of the operating table 22, the two limiting plates 221 are oppositely disposed and respectively close to the front end and the rear end of the operating table 22, wherein a limiting screw hole 222 is disposed on the limiting plate 221 located on the front side, a limiting screw 223 is connected to the limiting screw hole 222 through an internal thread, and a rotating rod 224 is fixed at the front end of the limiting screw 223. After the workpiece is placed on the operation table 22, the rotating rod 224 is screwed by hand to drive the limit screw 223 to move backwards, so that the limit screw 223 presses the workpiece on the limit plate 221 on the rear side, and the workpiece is prevented from moving relative to the operation table 22 during polishing.

As shown in fig. 1 and 2, a slide block 23 is fixed to the lower end surface of the moving plate 2, the slide block 23 is located near the left end of the moving plate 2, a slide groove 141 extending in the horizontal direction is provided on the upper end surface of the pusher plate 14, specifically, the slide groove 141 extends in the left-right direction, and the slide block 23 is slidably provided in the slide groove 141. The sliding block 23 is connected with a sliding screw rod 231 through a thread, the sliding screw rod 231 is connected with the pushing plate 14 in a rotating mode, and a sliding hand wheel 232 is fixed at the left end of the sliding screw rod 231. People's accessible hand changes slip hand wheel 232 for slide screw 231 rotates, and then moves about the drive movable plate 2, and then drives the work piece and move to the one side of being close to or keeping away from milling cutter 3.

As shown in fig. 1 and 2, the upper end surface of the bottom plate 11 is provided with a positioning groove 111 and two dovetail grooves 112 extending forward and backward in the horizontal direction, and the two dovetail grooves 112 are respectively located on the left and right sides of the positioning groove 111. A positioning block 142 and two dovetail blocks 143 are fixed on the lower end surface of the pushing plate 14, and the two dovetail blocks 143 are respectively slidably disposed in the two dovetail grooves 112. A pushing screw rod 144 which is rotatably connected with the bottom plate 11 is connected in the positioning block 142 through an internal thread, and a pushing hand wheel 145 is fixed at the front end of the pushing screw rod 144. People can drive the pushing screw rod 144 to rotate by turning the pushing hand wheel 145 by hand, so that the pushing plate 14 drives the moving plate 2 to move back and forth, and different positions on the surface of the workpiece are convenient to contact with the milling cutter 3.

As shown in fig. 1 and 3, the upper end surface of the supporting plate 13 is further fixed with a movable seat 5, the movable seat 5 is fixedly connected with the bottom plate 11, the front end surface of the movable seat 5 is provided with a movable groove 51 extending along the vertical direction, a lifting screw 52 is rotatably connected between the upper inner wall and the lower inner wall of the movable groove 51, the upper end of the lifting screw 52 is fixed with a lifting hand wheel 521, the middle part of the lifting screw is connected with a lifting block 53 in a threaded manner, and the rear end of the lifting block 53 is slidably arranged in the movable groove 51. People can rotate the lifting hand wheel 521 by hand to drive the lifting screw rod 52 to rotate, so that the lifting block 53 moves vertically.

As shown in fig. 1 and 2, an article placing plate 6 is placed on the upper side of the moving plate 2, and a plurality of article placing grooves 61 are provided on the upper end surface of the article placing plate 6. The object placing plate 6 can be used for storing objects such as standby screws and the like, and the object placing groove 61 plays a role in separation and limiting, so that the objects are prevented from rolling at will.

As shown in fig. 1 and 3, the driving assembly 4 includes a driving motor 41, a driving wheel 42, a driven wheel 43 and a transmission belt 44, the driving motor 41 is installed on the front end surface of the lifting block 53, the output shaft is fixedly connected with the driving wheel 42, two ends of the transmission belt 44 are respectively sleeved on the outer sides of the driving wheel 42 and the driven wheel 43, and the driven wheel 43 is fixedly connected with the milling cutter 3. The front end face of the lifting block 53 is fixed with a mounting block 54, and the driven wheel 43 and the milling cutter 3 are both rotationally connected with the mounting block 54. When the milling cutter 3 is driven to rotate, the driving motor 41 is started to drive the output shaft of the driving wheel 42 to rotate, so that the driving belt 44 drives the driven wheel 43 to rotate, and further the milling cutter 3 is driven to rotate at a high speed to polish and cut a workpiece.

As shown in fig. 1 and 3, a link 531 is fixed to a front end surface of the lifting block 53, and a guard 532 is fixed to a lower side of a front end of the link 531, and the guard 532 is arc-shaped and positioned directly above the milling cutter 3. Milling cutter 3 can produce a large amount of pieces when polishing the work piece, and backplate 532 plays the effect that separates the fender, avoids the piece to splash and accidentally injures operating personnel.

As shown in fig. 1 and 3, a lift rod 541 is fixed to a lower end surface of the mounting block 54, and a roller 542 is mounted to a lower end of the lift rod 541. The upper side of the moving plate 2 is provided with a lifting assembly 7, and the lifting assembly 7 is positioned between the lifting block 53 and the operation table 22. The lifting assembly 7 comprises a fixing seat 71, a lifting plate 72 and a lifting bolt 73, a lifting screw hole 721 is formed in the left end of the lifting plate 72, the lifting bolt 73 is connected in the lifting screw hole 721 in a threaded mode, and the lower end of the lifting bolt 73 abuts against the fixing seat 71. The right end of the lifting plate 72 is provided with a hinge hole 722, a hinge column 723 penetrates through the hinge hole 722, the upper end face of the fixed seat 71 is provided with a through hole 711, and the hinge column 723 penetrates through the hinge hole 722 and then extends into the through hole 711. By rotating the lifting bolt 73, the lifting plate 72 is vertically rotated around the hinge post 723, so as to drive the lifting rod 541 and the milling cutter 3 to vertically move.

The working principle of the embodiment is as follows: during machining, a workpiece is placed on the operation table 22, and the rotating rod 224 is screwed by hand to drive the limit screw 223 to move backward, so that the limit screw 223 compresses the workpiece. The lifting bolt 73 is rotated, the lifting plate 72 vertically moves by taking the hinge column 723 as an axis, and then the lifting rod 541 and the milling cutter 3 are driven to vertically move; the lifting hand wheel 521 is rotated by hand to drive the lifting screw 52 to rotate, so as to drive the lifting block 53 to move vertically to further adjust the height of the milling cutter 3. And then the output shaft of the driving motor 41 drives the driving wheel 42 to rotate, so that the driven wheel 43 drives the milling cutter 3 to rotate, finally the sliding hand wheel 232 is rotated to drive the workpiece to move left and right, and the pushing hand wheel 145 is rotated to drive the workpiece to move front and back, so that the milling cutter 3 can machine the whole workpiece into a groove.

The above description is only the preferred embodiment of the present invention, and is not intended to limit the present invention, any modification, equivalent replacement, or improvement made within the design concept of the present invention should be included within the protection scope of the present invention.

Claims

1. The utility model provides a milling machine, includes frame (1), with frame (1) sliding connection's movable plate (2), be located milling cutter (3) of movable plate (2) upside and drive milling cutter (3) pivoted drive assembly (4), its characterized in that: a movable seat (5) is installed on the rack (1), a lifting block (53) is connected to the movable seat (5) in a sliding mode along the vertical direction, the driving assembly (4) is arranged on the lifting block (53), an installation block (54) is connected to one side, close to the moving plate (2), of the lifting block (53), and the milling cutter (3) is connected with the installation block (54) in a rotating mode; the lifting device is characterized in that a lifting rod (541) is fixed on the lower side of the mounting block (54), a lifting assembly (7) used for driving the lifting rod (541) to vertically move is arranged on the moving plate (2), the lifting assembly (7) comprises a fixed seat (71) arranged on the moving plate (2), a lifting plate (72) hinged to the fixed seat (71) and a lifting bolt (73) in threaded connection with the free end of the lifting plate (72), and the lifting plate (72) is located under the lifting rod (541).

2. A milling machine as claimed in claim 1, wherein: the upper end face of the fixed seat (71) is provided with a through hole (711), one end, far away from the lifting bolt (73), of the lifting plate (72) is provided with a hinge hole (722), and a hinge column (723) with the lower end extending into the through hole (711) penetrates through the hinge hole (722).

3. A milling machine as claimed in claim 1, wherein: a roller (542) which is abutted against the lifting plate (72) is mounted on the lower side of the lifting rod (541).

4. A milling machine as claimed in claim 1, wherein: the movable seat (5) is rotatably connected with a lifting screw rod (52) in threaded connection with a lifting block (53), and the upper end of the lifting screw rod (52) is connected with a lifting hand wheel (521).

5. A milling machine as claimed in claim 1, wherein: operation panel (22) are installed through fixing bolt (21) to the upside of movable plate (2), the upside of operation panel (22) is provided with two limiting plate (221) relatively, is equipped with spacing screw (222) on one of them limiting plate (221), spacing screw (222) female connection has stop screw (223), the one end that another limiting plate (221) was kept away from in stop screw (223) is fixed with dwang (224).

6. A milling machine according to claim 5, wherein: one side of the lifting block (53) close to the milling cutter (3) is fixed with a connecting rod (531), and one end of the connecting rod (531) far away from the lifting block (53) is fixed with an arc-shaped guard plate (532) which is positioned right above the milling cutter (3).

7. A milling machine as claimed in claim 1, wherein: drive assembly (4) include driving motor (41), action wheel (42), follow driving wheel (43) and drive belt (44), driving motor (41) are installed on lift piece (53) and output shaft and action wheel (42) fixed connection, follow one side and milling cutter (3) fixed connection that driving wheel (43) are close to milling cutter (3), the both ends of drive belt (44) cup joint respectively in the outside of action wheel (42) and follow driving wheel (43).

8. A milling machine as claimed in claim 1, wherein: sliding connection has push plate (14) on frame (1), the up end of push plate (14) is equipped with sliding tray (141) that extend along the horizontal direction, the lower terminal surface of movable plate (2) is fixed with smooth sliding block (23) of locating in sliding tray (141), threaded connection has sliding lead screw (231) that link to each other with push plate (14) rotation on sliding block (23), the one end of sliding lead screw (231) is fixed with slip hand wheel (232).

9. A milling machine as claimed in claim 8, wherein: frame (1) include bottom plate (11) with sliding seat (5) fixed connection, the up end of bottom plate (11) is equipped with constant head tank (111) that extend to the one side that is close to sliding seat (5), one side that thrust plate (14) are close to bottom plate (11) is connected with locating piece (142) of smooth establishment in constant head tank (111), threaded connection has on locating piece (142) and rotates continuous lapse lead screw (144) with bottom plate (11), the one end of lapse lead screw (144) is connected with and passes hand wheel (145).

10. A milling machine as claimed in claim 1, wherein: the movable plate (2) is provided with a storage plate (6), and the upper end face of the storage plate (6) is provided with a plurality of storage grooves (61).