CN211135550U - Cutter fixing device of numerical control deep hole drilling and milling machine - Google Patents
Cutter fixing device of numerical control deep hole drilling and milling machine Download PDFInfo
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- CN211135550U CN211135550U CN201921846162.1U CN201921846162U CN211135550U CN 211135550 U CN211135550 U CN 211135550U CN 201921846162 U CN201921846162 U CN 201921846162U CN 211135550 U CN211135550 U CN 211135550U
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Abstract
The utility model discloses a numerical control deep hole drilling and milling machine tool fixing device, which comprises a main spindle box, a first clamping unit, a locking unit and a main spindle, wherein the main spindle box comprises a main spindle box body and a rotating motor, the rotating motor is connected in the main spindle box body through a bolt, the first clamping unit comprises a first clamping cylinder and a first clamping slider, the first clamping cylinder is internally and uniformly provided with a sliding chute along the circumferential direction, the first clamping cylinder is internally and uniformly nested with the first clamping slider, the height of the first clamping slider is higher than that of the first clamping cylinder, the inner surface of the first clamping slider is welded with an arc-shaped clamping plate, the locking unit comprises a locking cylinder and a circular groove, the inner bottom end of the locking cylinder is a circular groove, the upper end of the circular groove is provided with a conical groove, the upper end of the conical groove is provided with a circular groove, the diameter of the inner circular groove of the locking cylinder is smaller than that of the lower end, the conical groove, so that the arc-shaped clamping plate clamps the deep hole cutter.
Description
Technical Field
The utility model relates to a drilling and milling machine cutter is fixed technical field, specifically is a numerical control deep hole drilling and milling machine cutter fixing device.
Background
The drilling and milling machine is machine tool equipment integrating drilling, milling, boring and grinding, is applied to processing of small and medium-sized parts, generally fixes a drill on a corresponding drill tool for reuse when the drill is used, needs to detach the drill from the drill tool after use, generally needs to use a drill fixing device to manually use a tailstock provided with the drill for drilling, and has the problems of complex operation, time and labor consumption, poor clamping effect and the like.
SUMMERY OF THE UTILITY MODEL
The to-be-solved technical problem of the utility model is overcome current defect, a numerical control deep hole drilling and milling machine cutter fixing device is provided, make the continuous inward movement of the tight slider of bell jar oppression clamp of a locking section of thick bamboo through rotatory locking section of thick bamboo, make the arc pinch-off blades press from both sides tight deep hole cutter, make the continuous inward contraction of elastic collet chuck through two messenger elastic collet chuck of rotatory clamping section of thick bamboo, it is tight to make the elastic collet chuck carry out the secondary to the deep hole cutter and press from both sides, further improve and press from both sides tight effectual, can stimulate through reset spring pole and press from both sides tight slider automatic re-setting, convenient operation, and convenient for disassembly, time saving and labor saving, this numerical control deep hole drilling and milling machine cutter fixing device easy operation is convenient, time saving and.
In order to achieve the above object, the utility model provides a following technical scheme: a cutter fixing device of a numerical control deep hole drilling and milling machine comprises a spindle box, a first clamping unit, a locking unit and a spindle;
a main shaft box: the spindle box comprises a spindle box body and a rotating motor, and the rotating motor is connected in the spindle box body through a bolt;
a first clamping unit: the first clamping unit comprises a first clamping cylinder and a first clamping slide block, sliding grooves are uniformly formed in the first clamping cylinder along the circumferential direction, the clamping slide blocks are nested in the sliding grooves, the height of each clamping slide block is higher than that of the first clamping cylinder, arc-shaped clamping plates are welded on the inner surfaces of the clamping slide blocks, and the arc-shaped clamping plates are used for clamping the deep-hole tool by sliding the clamping slide blocks in the sliding grooves;
a locking unit: the locking unit comprises a locking barrel and an annular groove, the locking barrel is hollow, the bottom end of the locking barrel is provided with a circular groove, the upper end of the circular groove is provided with a conical groove, the upper end of the conical groove is provided with a circular groove, the diameter of the circular groove at the upper end of the locking barrel is smaller than that of the circular groove at the lower end, the upper surface of the locking barrel is provided with the annular groove, the conical groove of the locking barrel is pressed by the locking barrel to continuously move inwards by rotating the locking barrel, so that the arc-shaped clamping plate clamps the deep hole cutter, the operation is simple and convenient, and the clamping effect is good;
wherein: a rotating shaft of the rotating motor penetrates through the front surface of the main shaft box body through a coupler to be in threaded connection with a main shaft, the main shaft is in threaded connection with a first clamping unit, and a locking cylinder is in threaded connection with a clamping cylinder.
The second clamping unit comprises a second clamping cylinder, an elastic collet chuck and a silica gel pad, the second clamping cylinder is in threaded connection with the circular groove, the elastic collet chuck is bonded to the upper surface inside the second clamping cylinder, the elastic collet chuck is of an inverted conical structure, slots are uniformly formed in the elastic collet chuck in the circumferential direction, the silica gel pad is bonded to the inner surface of the elastic collet chuck, the elastic collet chuck continuously shrinks inwards by rotating the second clamping cylinder, the elastic collet chuck clamps the deep hole tool for the second time, the friction force of the elastic collet chuck can be increased through the silica gel pad bonded to the inner surface of the elastic collet chuck, and the clamping effect is further improved.
Furthermore, the first clamping unit further comprises a reset spring rod, the inner surface of the sliding groove of the clamping cylinder is in threaded connection with the outer surface of the clamping slide block through the reset spring rod, the clamping slide block can be pulled to automatically reset through the reset spring rod, and the clamping cylinder is convenient to detach, convenient to operate, time-saving and labor-saving.
Compared with the prior art, the beneficial effects of the utility model are that: this numerical control deep hole drilling and milling machine cutter fixing device has following benefit:
1. the conical groove of the locking cylinder is pressed by the rotary locking cylinder to clamp the continuous inward movement of the sliding block, so that the arc-shaped clamping plate clamps the deep hole cutter tightly, the operation is simple and convenient, and the clamping effect is good.
2. The elastic collet chuck is continuously contracted inwards by rotating the second clamping cylinder to secondarily clamp the deep hole cutter, and the friction force of the elastic collet chuck can be increased by the silica gel pads bonded on the inner surface of the elastic collet chuck, so that the clamping effect is further improved.
3. The clamping slide block can be pulled to automatically reset through the reset spring rod, so that the clamping slide block is convenient to disassemble, convenient to operate, time-saving and labor-saving.
Drawings
FIG. 1 is a schematic structural view of the present invention;
FIG. 2 is a cross-sectional view of the tool clamping unit of the present invention;
fig. 3 is a top view of the first clamping unit of the present invention;
fig. 4 is a bottom view of the second clamping unit of the present invention.
In the figure: the spindle box comprises a spindle box 1, a spindle box body 11, a rotating motor 12, a first clamping unit 3, a first clamping cylinder 31, a return spring rod 32, a clamping slide block 33, a locking unit 4, a locking cylinder 41, a circular groove 42, a second clamping unit 5, a second clamping cylinder 51, an elastic collet chuck 52, a silica gel pad 53 and a spindle 7.
Detailed Description
The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.
Example one
Referring to fig. 1-4, the present invention provides a technical solution: a cutter fixing device of a numerical control deep hole drilling and milling machine comprises a main spindle box 1, a first clamping unit 3, a locking unit 4 and a main spindle 7;
spindle box 1: the spindle box 1 comprises a spindle box body 11 and a rotating motor 12, wherein the rotating motor 12 is connected in the spindle box body 11 through a bolt;
first clamping unit 3: the first clamping unit 3 comprises a first clamping cylinder 31 and a clamping slide block 33, sliding grooves are uniformly formed in the first clamping cylinder 31 along the circumferential direction, the clamping slide block 33 is nested in each sliding groove, the height of each clamping slide block 33 is higher than that of the first clamping cylinder 31, arc-shaped clamping plates are welded on the inner surfaces of the clamping slide blocks 33, and the arc-shaped clamping plates clamp the deep-hole cutter through the sliding of the clamping slide blocks 33 in the sliding grooves;
the locking unit 4: the locking unit 4 comprises a locking cylinder 41 and an annular groove 42, the locking cylinder 41 is hollow, the bottom end of the locking cylinder 41 is a circular groove, the upper end of the circular groove is provided with a conical groove, the upper end of the conical groove is provided with a circular groove, the diameter of the circular groove at the upper end of the interior of the locking cylinder 41 is smaller than that of the circular groove at the lower end, the upper surface of the locking cylinder 41 is provided with the annular groove 42, the conical groove of the locking cylinder 41 presses the clamping slide block 33 to move inwards continuously by rotating the locking cylinder 41, so that the arc-shaped clamping plate clamps the deep hole tool, the operation is simple and convenient, and the clamping effect is good;
wherein: a rotating shaft of the rotating motor 12 penetrates through the front surface of the main spindle box body 11 through a coupler to be in threaded connection with the main shaft 7, the main shaft 7 is in threaded connection with the first clamping unit 3, and the locking cylinder 41 is in threaded connection with the first clamping cylinder 31.
Further, the deep hole tool clamping device further comprises a second clamping unit 5, wherein the second clamping unit 5 comprises a second clamping cylinder 51, an elastic collet chuck 52 and a silica gel pad 53, the second clamping cylinder 51 is in threaded connection with the circular groove 42, the elastic collet chuck 52 is bonded on the upper surface inside the second clamping cylinder 51, the elastic collet chuck 52 is of an inverted conical structure, slots are uniformly formed in the elastic collet chuck 52 along the circumferential direction, the silica gel pad 53 is bonded on the inner surface of the elastic collet chuck 52, the elastic collet chuck 52 is continuously contracted inwards by rotating the second clamping cylinder 51, the elastic collet chuck 52 carries out secondary clamping on the deep hole tool, the friction force of the elastic collet chuck 52 can be increased through the silica gel pad 53 bonded on the inner surface of the elastic collet chuck 52, and the clamping effect is further improved.
Further, the first clamping unit 3 further comprises a reset spring rod 32, the inner surface of the chute of the first clamping cylinder 31 is in threaded connection with the outer surface of the clamping slide block 33 through the reset spring rod 32, the clamping slide block 33 can be pulled to automatically reset through the reset spring rod 32, and the first clamping unit is convenient to detach, convenient to operate, time-saving and labor-saving.
When in use: when the tool is mounted, the deep hole tool is inserted into the bottom end inside the first clamping cylinder 31, the locking cylinder 41 is rotated to enable the tapered groove of the locking cylinder 41 to press the clamping slide block 33 to continuously move inwards, the arc-shaped clamping plate clamps the deep hole tool, the second clamping cylinder 51 is rotated after the locking cylinder 41 is locked, the elastic collet chuck 52 continuously contracts inwards, the elastic collet chuck 52 clamps the deep hole tool for the second time, when the tool is dismounted, the second clamping cylinder 51 is unscrewed, the locking cylinder 41 is unscrewed, the reset spring rod 32 pulls the clamping slide block 33 to move outwards, and then the deep hole tool is pulled out.
It is noted that the number of clamping shoes 33 and return spring levers 32 disclosed in this embodiment is two.
Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.
Claims (3)
1. The utility model provides a numerical control deep hole drilling and milling machine cutter fixing device which characterized in that: the clamping device comprises a spindle box, a first clamping unit, a locking unit and a spindle;
a main shaft box: the spindle box comprises a spindle box body and a rotating motor, and the rotating motor is connected in the spindle box body through a bolt;
a first clamping unit: the first clamping unit comprises a first clamping cylinder and a first clamping slide block, sliding chutes are uniformly arranged in the first clamping cylinder along the circumferential direction, the first clamping cylinder is nested with the first clamping slide block, the height of the first clamping slide block is higher than that of the first clamping cylinder, and arc-shaped clamping plates are welded on the inner surface of the first clamping slide block;
a locking unit: the locking unit comprises a locking cylinder and an annular groove, the interior of the locking cylinder is hollow, the bottom end of the interior of the locking cylinder is a circular groove, the upper end of the circular groove is provided with a conical groove, the upper end of the conical groove is provided with the circular groove, the diameter of the circular groove at the upper end of the interior of the locking cylinder is smaller than that of the circular groove at the lower end, and the upper surface of the locking cylinder is provided with the annular groove;
wherein: a rotating shaft of the rotating motor penetrates through the front surface of the main shaft box body through a coupler to be in threaded connection with a main shaft, the main shaft is in threaded connection with a first clamping unit, and a locking cylinder is in threaded connection with a clamping cylinder.
2. The numerical control deep hole drilling and milling machine tool fixing device of claim 1, characterized in that: the clamping device is characterized by further comprising a second clamping unit, wherein the second clamping unit comprises a second clamping cylinder, an elastic collet chuck and a silica gel pad, the second clamping cylinder is in threaded connection with the circular groove, the elastic collet chuck is bonded to the upper surface inside the second clamping cylinder, the elastic collet chuck is of an inverted conical structure, slots are uniformly formed in the elastic collet chuck in the circumferential direction, and the silica gel pad is bonded to the inner surface of the elastic collet chuck.
3. The numerical control deep hole drilling and milling machine tool fixing device of claim 1, characterized in that: the first clamping unit further comprises a reset spring rod, and the inner surface of the sliding groove of the clamping cylinder is in threaded connection with the outer surface of the clamping sliding block through the reset spring rod.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921846162.1U CN211135550U (en) | 2019-10-30 | 2019-10-30 | Cutter fixing device of numerical control deep hole drilling and milling machine |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921846162.1U CN211135550U (en) | 2019-10-30 | 2019-10-30 | Cutter fixing device of numerical control deep hole drilling and milling machine |
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| Publication Number | Publication Date |
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| CN211135550U true CN211135550U (en) | 2020-07-31 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201921846162.1U Active CN211135550U (en) | 2019-10-30 | 2019-10-30 | Cutter fixing device of numerical control deep hole drilling and milling machine |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112355938A (en) * | 2020-11-13 | 2021-02-12 | 辽宁科技大学 | Device for clamping slender pipe |
| CN112371843A (en) * | 2020-11-11 | 2021-02-19 | 安徽凯瑞汽配制造有限公司 | Punch die for bolt |
-
2019
- 2019-10-30 CN CN201921846162.1U patent/CN211135550U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112371843A (en) * | 2020-11-11 | 2021-02-19 | 安徽凯瑞汽配制造有限公司 | Punch die for bolt |
| CN112355938A (en) * | 2020-11-13 | 2021-02-12 | 辽宁科技大学 | Device for clamping slender pipe |
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