CN211708211U - Milling machine with lifting table - Google Patents
Milling machine with lifting table Download PDFInfo
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- CN211708211U CN211708211U CN202020216525.XU CN202020216525U CN211708211U CN 211708211 U CN211708211 U CN 211708211U CN 202020216525 U CN202020216525 U CN 202020216525U CN 211708211 U CN211708211 U CN 211708211U
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- abutting portion
- screw rod
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Abstract
The utility model relates to a knee milling machine belongs to lathe technical field. The fixing device comprises a stabilizing piece, wherein a U-shaped groove is formed in the lower portion of the stabilizing piece, a first abutting portion and a second abutting portion are arranged on the stabilizing piece, the first abutting portion and the second abutting portion are abutted to form the U-shaped groove, and a fixing piece used for fixing the first abutting portion and the second abutting portion is arranged on the stabilizing piece. With such a knee milling machine, it is possible to facilitate manual removal of the milling cutter bar from between the first abutting portion and the second abutting portion.
Description
Technical Field
The utility model relates to the technical field of machine tools, especially, relate to a knee milling machine.
Background
The milling machine with elevating table is one kind of universal metal cutting machine. The spindle taper hole of the machine tool can be directly or through accessories mounted with various cutters such as cylindrical milling cutter, forming milling cutter, end milling cutter, angle milling cutter and the like.
In the prior art, a Chinese patent with an issued publication number of CN101524770B is provided. A knee milling machine is disclosed. The cutting tool comprises a lathe bed, a base, a dovetail cross beam, a lifting table, a main shaft, a cutter bar and a cutting tool on the cutter bar, wherein the cutting tool on the cutter bar consists of a plurality of saw blade milling cutters which are separated by tool pads; the dovetail seat of the stabilizing device is arranged on the dovetail of the dovetail beam through the dovetail groove, the locking bolt penetrates through a bolt hole in the upper portion of the dovetail seat, the stabilizing piece is arranged below the dovetail seat and is fixedly connected through the connecting bolt, the lower portion of the stabilizing piece is provided with a U-shaped groove, and the U-shaped groove is tangent to the outer diameter of the milling cutter bar.
In the milling cutter, the cutter bar is not easy to deform under the working stress through the tangent of the U-shaped groove and the outer diameter of the cutter bar of the milling cutter. However, when the milling cutter bar needs to be disassembled due to maintenance or damage, friction force exists between the milling cutter bar and the U-shaped groove due to the fact that the milling cutter bar is tangent to the U-shaped groove, and the milling cutter bar is clamped into the U-shaped groove, so that the milling cutter bar is difficult to separate from the U-shaped groove manually.
SUMMERY OF THE UTILITY MODEL
An object of the utility model is to provide a knee milling machine has the advantage that helps the manual work to break away from the milling cutter arbor from the U-shaped groove.
The above object of the present invention can be achieved by the following technical solutions:
the utility model provides a milling machine with elevating platform, includes the stabilizing member, and the lower part of stabilizing member is provided with the U-shaped groove, be provided with first butt portion and second butt portion on the stabilizing member, first butt portion and second butt portion butt form the U-shaped groove, be provided with the mounting that is used for fixed first butt portion and second butt portion butt on the stabilizing member.
By adopting the technical scheme, when the milling cutter bar is separated from the U-shaped groove, the first abutting part and the second abutting part are separated, so that the first abutting part and the second abutting part are not abutted any more to form the U-shaped groove, and a worker can separate the milling cutter bar from the first abutting part and the second abutting part; when the milling cutter bar needs to be clamped into the U-shaped groove, the first abutting part and the second abutting part are abutted to form the U-shaped groove and abutted to the milling cutter bar, and then the fixing part is operated, so that the first abutting part and the second abutting part are fixed, and the first abutting part and the second abutting part form the U-shaped groove.
The present invention may be further configured in a preferred embodiment as: the first abutting part and the second abutting part are rotatably arranged on the stabilizing part, the fixing part is provided with two telescopic rods, one end of each telescopic rod in the length direction is hinged to the first abutting part or the second abutting part, and the other end of each telescopic rod in the length direction is hinged to the stabilizing part.
By adopting the technical scheme, when the first abutting part and the second abutting part need to abut to form the U-shaped groove, the telescopic rod is extended, so that the first abutting part and the second abutting part are close to each other until abutting is achieved; when the milling cutter arbor needs to be taken out from the U-shaped groove, the telescopic rod is shortened, the first abutting part and the second abutting part are far away from each other, and the milling cutter arbor can be taken out from the space between the first abutting part and the second abutting part.
The present invention may be further configured in a preferred embodiment as: the telescopic link includes screw rod and sleeve, the one end of telescopic one end and the one end threaded connection of screw rod, telescopic other end is articulated with the stabilizing member, the other end of screw rod rotates and is connected with the connecting block, the connecting block is articulated with first butt portion and second butt portion.
Through adopting above-mentioned technical scheme, rotate the screw rod, the screw rod can remove in the sleeve when the pivoted, and then makes whole telescopic link flexible, is the setting of sleeve and screw rod through the telescopic link, can be directly through rotating the screw rod, can make the telescopic link flexible convenient and fast.
The present invention may be further configured in a preferred embodiment as: the screw rod is rotatably connected with the connecting block through a bearing.
Through adopting above-mentioned technical scheme, through the setting of bearing, can reduce the frictional force between screw rod and the connecting block, and then make the manual work rotate the screw rod more laborsaving.
The present invention may be further configured in a preferred embodiment as: the first abutting part and the second abutting part are arranged on the stabilizing part in a sliding mode, sliding blocks are arranged on the first abutting part and the second abutting part respectively, a sliding groove is formed in the stabilizing part, and the two sliding blocks slide in the same sliding groove; the fixing piece is a bidirectional screw rod, the bidirectional screw rod is rotatably arranged in the sliding groove, and the two sliding blocks are respectively in threaded connection with two ends of the bidirectional screw rod.
By adopting the technical scheme, when the first abutting part and the second abutting part need to be abutted to each other to form the U-shaped groove, the bidirectional lead screw is rotated, the slide block is driven to rotate when the bidirectional lead screw rotates, and the two slide blocks move towards the mutually approaching direction because the slide blocks are limited in the sliding grooves until the two slide blocks respectively drive the first abutting part and the second abutting part to be abutted to each other; when the milling cutter arbor breaks away from the U-shaped inslot, the two-way lead screw of antiport, two-way lead screw then drive two sliders and remove towards the direction of keeping away from each other, then two sliders drive first butt portion and second butt portion respectively and keep away from each other, and the milling cutter arbor can be followed and taken out before first butt portion and the second butt portion.
The present invention may be further configured in a preferred embodiment as: the two ends of the sliding groove are blocked, and one end of the bidirectional screw rod penetrates out of the sliding groove.
Through adopting above-mentioned technical scheme, through the setting of spout tip shutoff, can avoid outside the slider roll-off spout to carry on spacingly to first butt portion and second butt portion, with the two spacing to the spout in.
The present invention may be further configured in a preferred embodiment as: the stabilizing piece is provided with a mounting part in a sliding manner, a dovetail block is arranged on the mounting part, and the dovetail block is connected with the dovetail groove in a sliding manner; the dovetail block and the dovetail groove are fixed through a connecting bolt; the sliding groove, the first abutting portion and the second abutting portion are all arranged on the mounting portion.
Through adopting above-mentioned technical scheme, because the milling cutter arbor is tangent and the butt with the U-shaped groove, and the milling cutter arbor can rotate at the during operation, then can wear and tear the U-shaped groove, use long back at the U-shaped groove, can lead to first butt portion and the wearing and tearing of second butt portion, and can't play the spacing effect of milling cutter arbor, can dismantle from forked tail piece and dovetail through connecting bolt this moment, slip dovetail piece, dovetail piece can drive first butt portion and second butt portion and break away from in the dovetail, and then can be to the installation department, first butt portion and second butt portion are changed.
To sum up, the utility model discloses a following at least one useful technological effect:
the first abutting part and the second abutting part can be separated from each other, so that the milling cutter arbor can be separated from the first abutting part and the second abutting part manually after the first abutting part and the second abutting part are separated from each other;
and secondly, the mounting part can be separated from the stabilizing piece through the arrangement of the mounting part, and then the first abutting part and the second abutting part are separated from the stabilizing piece, so that the first abutting part and the second abutting part can be replaced when being worn.
Drawings
Fig. 1 is a schematic structural diagram of an entire embodiment of the present invention;
FIG. 2 is a schematic structural diagram of a second embodiment of the present invention;
fig. 3 is an exploded view of the dovetail groove and the dovetail block of the present invention.
Reference numerals: 1. a stabilizer; 11. a dovetail groove; 111. a connecting bolt; 2. an installation part; 21. a chute; 22. a dovetail block; 3. a first abutting portion; 4. a second abutting portion; 5. a U-shaped groove; 6. a telescopic rod; 61. a screw; 62. a sleeve; 7. a slider; 8. a bidirectional screw rod; 9. and (4) connecting the blocks.
Detailed Description
The present invention will be described in further detail with reference to the accompanying drawings.
Example one
Referring to fig. 1 and 3, the milling machine for the lifting table comprises a stabilizing part 1, wherein an installation part 2 is arranged on the stabilizing part 1 in a sliding manner, a dovetail block 22 is arranged at the top of the installation part 2, a dovetail groove 11 is arranged at the bottom of the stabilizing part 1, and the dovetail block 22 is connected with the dovetail groove 11 in a sliding manner; the dovetail block 22 and the dovetail groove 11 are fixed by a connecting bolt 111, and the connecting bolt 111 penetrates through the dovetail groove 11 and the dovetail block 22 to fix the dovetail block 22 in the dovetail groove 11.
The mounting part 2 is provided with a U-shaped groove 5, the mounting part 2 is provided with a first abutting part 3 and a second abutting part 4, the first abutting part 3 abuts against the second abutting part 4 to form the U-shaped groove 5, and the stabilizing part 1 is provided with a fixing part for fixing the first abutting part 3 to abut against the second abutting part 4.
The first abutting portion 3 and the second abutting portion 4 are rotatably arranged at one end, far away from the dovetail block 22, of the mounting portion 2, and the fixing piece is composed of two telescopic rods 6. The telescopic rod 6 comprises a screw 61 and a sleeve 62, one end of the sleeve 62 is in threaded connection with one end of the screw 61, the other end of the sleeve 62 is hinged to the lower bottom wall of the mounting part 2, the other end of the screw 61 is rotatably connected with a connecting block 9 through a bearing (not shown in the figure), and the two connecting blocks 9 are respectively hinged to the first abutting part 3 and the second abutting part 4.
The principle of the embodiment is as follows: when the first abutting part 3 and the second abutting part 4 need to abut into a U-shaped groove 5 to abut against a milling cutter bar, the screw 61 is rotated, and the screw 61 is rotated to extend out of the sleeve 62, namely, the length of the telescopic rod 6 is prolonged, so that the first abutting part 3 and the second abutting part 4 are close to each other until abutting is achieved; when the milling cutter arbor needs to be taken out from the U-shaped groove 5, the screw 61 is rotated in the opposite direction, and the screw 61 is rotated to extend into the sleeve 62, so that the telescopic rod 6 is shortened, the first abutting part 3 and the second abutting part 4 are far away from each other, and the milling cutter arbor can be taken out from between the first abutting part 3 and the second abutting part 4.
Example two
Referring to fig. 2 and fig. 3, the difference between the present embodiment and the first embodiment is: the first abutting portion 3 and the second abutting portion 4 are provided differently; the difference in the fixing member.
The implementation principle of the embodiment is as follows: when the milling cutter bar is separated from the U-shaped groove 5, the bidirectional screw rod 8 is rotated, the two sliders 7 are driven to move towards the directions away from each other when the bidirectional screw rod 8 rotates, the first abutting part 3 and the second abutting part 4 are separated by the two sliders 7 respectively, so that the first abutting part 3 and the second abutting part 4 are not abutted to form the U-shaped groove 5, and a worker can separate the milling cutter bar from the first abutting part 3 and the second abutting part 4; when the milling cutter arbor is clamped into the U-shaped groove 5, the bidirectional screw 8 is rotated in the opposite direction, the bidirectional screw 8 drives the two sliders 7 to move towards the direction close to each other, the two sliders 7 respectively drive the first abutting part 3 and the second abutting part 4 to abut against each other to form the U-shaped groove 5 to abut against the milling cutter arbor, so that the first abutting part 3 and the second abutting part 4 are fixed, and the first abutting part 3 and the second abutting part 4 form the U-shaped groove 5 at the moment.
The embodiments of the present invention are the preferred embodiments of the present invention, and the protection scope of the present invention is not limited by this, so: all equivalent changes made according to the structure, shape and principle of the invention are covered by the protection scope of the invention.
Claims (7)
1. The utility model provides a knee milling machine, includes stabilizer (1), and the lower part of stabilizer (1) is provided with U-shaped groove (5), its characterized in that: the fixing device is characterized in that a first abutting portion (3) and a second abutting portion (4) are arranged on the stabilizing piece (1), the first abutting portion (3) and the second abutting portion (4) are abutted to form a U-shaped groove (5), and a fixing piece used for fixing the first abutting portion (3) and the second abutting portion (4) in an abutted mode is arranged on the stabilizing piece (1).
2. The lift table milling machine of claim 1, wherein: first butt portion (3) and second butt portion (4) rotate and set up on stabilizing part (1), the mounting is two telescopic links (6), two telescopic link (6) length direction's one end is articulated with first butt portion (3) or second butt portion (4), two telescopic link (6) length direction's the other end is articulated with stabilizing part (1).
3. The lift table milling machine of claim 2, wherein: the telescopic rod (6) comprises a screw rod (61) and a sleeve (62), one end of the sleeve (62) is in threaded connection with one end of the screw rod (61), the other end of the sleeve (62) is hinged to the stabilizing piece (1), the other end of the screw rod (61) is rotatably connected with a connecting block (9), and the connecting block (9) is hinged to the first abutting portion (3) and the second abutting portion (4).
4. The lift table milling machine of claim 3, wherein: the screw rod (61) is rotatably connected with the connecting block (9) through a bearing.
5. The lift table milling machine of claim 1, wherein: the first abutting part (3) and the second abutting part (4) are arranged on the stabilizing part (1) in a sliding mode, the first abutting part (3) and the second abutting part (4) are both provided with sliding blocks (7), the stabilizing part (1) is provided with sliding grooves (21), and the two sliding blocks (7) slide in the same sliding groove (21); the fixing piece is a bidirectional screw rod (8), the bidirectional screw rod (8) is rotatably arranged in the sliding groove (21), and the two sliding blocks (7) are respectively in threaded connection with two ends of the bidirectional screw rod (8).
6. The lift table milling machine of claim 5, wherein: two ends of the sliding groove (21) are blocked, and one end of the bidirectional screw rod (8) penetrates out of the sliding groove (21).
7. The lift table milling machine of claim 5, wherein: the stabilizing piece (1) is provided with an installation part (2) in a sliding mode, a dovetail block (22) is arranged on the installation part (2), the dovetail groove (11) is formed in the stabilizing piece (1), and the dovetail block (22) is connected with the dovetail groove (11) in a sliding mode; the dovetail block (22) and the dovetail groove (11) are fixed through a connecting bolt (111); the sliding groove (21), the first abutting portion (3) and the second abutting portion (4) are all arranged on the mounting portion (2).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020216525.XU CN211708211U (en) | 2020-02-26 | 2020-02-26 | Milling machine with lifting table |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020216525.XU CN211708211U (en) | 2020-02-26 | 2020-02-26 | Milling machine with lifting table |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN211708211U true CN211708211U (en) | 2020-10-20 |
Family
ID=73395687
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202020216525.XU Active CN211708211U (en) | 2020-02-26 | 2020-02-26 | Milling machine with lifting table |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN211708211U (en) |
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2020
- 2020-02-26 CN CN202020216525.XU patent/CN211708211U/en active Active
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