CN213765010U - Tool magazine structure of numerical control machining center - Google Patents
Tool magazine structure of numerical control machining center Download PDFInfo
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- CN213765010U CN213765010U CN202022791335.3U CN202022791335U CN213765010U CN 213765010 U CN213765010 U CN 213765010U CN 202022791335 U CN202022791335 U CN 202022791335U CN 213765010 U CN213765010 U CN 213765010U
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- tool magazine
- machining center
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Abstract
A numerical control machining center tool magazine structure comprises a tool magazine and a spindle portal frame, wherein the tool magazine is arranged on one side of the spindle portal frame in the motion direction and comprises a cutter head, a tool holder and a rotary positioning mechanism; the cutter disc is disc-shaped, and a milling plane is arranged on the circumference of the cutter disc; a plurality of tool holders are uniformly distributed on the cutter head along the circumference; the rotary positioning mechanism is arranged on the machining center lathe bed, and an output shaft extends out of the upper part of the rotary positioning mechanism; the cutter head is fixedly arranged on the upper end surface of an output shaft of the rotary positioning mechanism; when the tool is changed, the tool can be sent to a tool changing point only by rotating the tool magazine; the main shaft moves to a tool changing point along with the main shaft portal frame and does one-time lifting motion, so that tool changing can be completed; therefore, the tool magazine of the numerical control machining center has the advantages of simple structure, high reliability, low cost and short tool changing time; meanwhile, a closed tool magazine protective cover is arranged outside the tool magazine to protect the tool shank from being polluted by cutting fluid or cutting oil, so that the repeated installation precision of the tool and the spindle taper hole is improved.
Description
Technical Field
The utility model relates to a numerical control machine tool technical field, concretely relates to numerical control machining center tool magazine structure.
Background
The bamboo hat type tool magazine is characterized in that the bamboo hat type tool magazine adopted by the existing numerical control machining center is of a complete circular structure, when a tool is changed by the numerical control machining center, a main shaft reaches a tool changing point, and meanwhile, a door of the bamboo hat type tool magazine needs to be opened first, and then the whole bamboo hat type tool magazine moves towards the main shaft; when a tool on the main shaft enters a tool holder of the tool magazine, the main shaft moves upwards to separate the tool, the tool magazine rotates at the moment, the tool to be replaced is aligned to the position right below the main shaft, the main shaft moves downwards to enable a tool taper shank to enter a taper hole of the main shaft to clamp the tool, the tool magazine returns to the original position, and a tool magazine door is closed; therefore, the existing tool magazine is complex in movement structure, so that the cost is high, and the tool changing time is long due to more tool changing actions; in addition, when the existing bamboo hat type tool magazine stores the tools, the tool holders are in an open state and are easily polluted by cutting fluid or cutting oil, and repeated installation accuracy of the tools and the spindle taper holes is influenced.
SUMMERY OF THE UTILITY MODEL
In order to overcome the defects in the background art, the utility model discloses a tool magazine structure of a numerical control machining center, which comprises a tool magazine and a main shaft portal frame, wherein the tool magazine is arranged on one side of the main shaft portal frame in the motion direction; when the tool is changed, the tool can be sent to a tool changing point only by rotating the tool magazine; the main shaft moves to a tool changing point along with the main shaft portal frame and does one-time lifting motion, so that tool changing can be completed; the tool magazine of the numerical control machining center has the advantages of simple structure, high reliability, low cost and short tool changing time.
In order to realize the utility model aims at, the utility model adopts the following technical scheme: a numerical control machining center tool magazine structure is disclosed, wherein a machining center comprises a tool magazine and a spindle portal frame; the tool magazine is arranged on one side of the movement direction of the spindle portal frame.
Further, the tool magazine comprises a cutter head, a tool holder and a rotary positioning mechanism; the cutter disc is disc-shaped, and a milling plane is arranged on the circumference of the cutter disc; a plurality of tool holders are uniformly distributed on the cutter head along the circumference; the rotary positioning mechanism is arranged on the machining center lathe bed, and an output shaft extends out of the upper part of the rotary positioning mechanism; the cutter head is fixedly arranged on the upper end face of an output shaft of the rotary positioning mechanism; when the tool is changed, the output shaft of the rotary positioning mechanism rotates to drive the cutter head to rotate, and the corresponding tool holder on the cutter head rotates to a tool changing point to change the tool; compared with the traditional bamboo hat type tool magazine structure, the structure of integrally moving the bamboo hat type tool magazine is omitted, so that the bamboo hat type tool magazine structure has the characteristic of simple structure; meanwhile, compared with the conventional tool changing action, the action of moving the whole tool magazine is omitted, and the tool changing time is saved.
Further, a tool magazine door is fixedly arranged on the milling plane of the cutter disc, and when the tool magazine rotates, the tool magazine door is driven to rotate and enters the tool magazine protective cover in a rotating mode; compared with the traditional bamboo hat type tool magazine structure, the tool magazine door opening and closing structure is omitted, so that the tool magazine has the characteristic of simple structure; meanwhile, compared with the conventional tool changing action, the action of opening the tool magazine door is omitted, and the tool changing time is saved.
Further, a tool magazine protective cover is fixedly arranged outside the tool magazine, and the tool magazine protective cover is a sheet metal part; a knife outlet is arranged on the front side surface of the tool magazine protective cover; during normal machining of the machining center, the tool magazine door is correspondingly arranged at the tool outlet of the tool magazine protective cover, the tool outlet is closed, and cutting fluid or cutting oil is prevented from entering the tool magazine.
Furthermore, the tool magazine protection cover is of a closed structure, has good protection performance, and prevents cutting fluid or cutting oil from entering the tool magazine to pollute the tool shank of the tool.
Due to the adoption of the technical scheme, the utility model discloses following beneficial effect has: the utility model discloses a tool magazine structure of a numerical control machining center, which comprises a tool magazine and a main shaft portal frame, wherein the tool magazine is arranged on one side of the main shaft portal frame in the motion direction; when the tool is changed, the tool changer only needs to rotate, and the main shaft reaches a tool changing point and does one-time lifting motion to complete tool changing; therefore, the tool magazine has the advantages of simple movement structure, high reliability, low cost and short tool changing time; meanwhile, a closed cutter protective cover is arranged outside the tool magazine to protect the tool shank from being polluted by cutting fluid or cutting oil, so that the repeated installation precision of the tool shank and the spindle taper hole is improved.
Drawings
FIG. 1 is a front view of a tool magazine layout of a numerical control machining center;
FIG. 2 is a rear view of the arrangement of a tool magazine of the numerical control machining center;
FIG. 3 is a plan view of the arrangement of tool magazine of the numerical control machining center;
fig. 4 is a schematic view of a tool magazine structure.
In the figure: 1. a tool magazine; 1.1, a cutter head; 1.2, tool holders; 1.3, a tool magazine door; 2. a rotary positioning mechanism; 3. a spindle gantry; 3.1, a main shaft; 4. a tool magazine shield; 5. and (4) a cutter.
Detailed Description
The invention will be explained in more detail by the following examples, which disclose the invention and are intended to protect all technical improvements within the scope of the invention.
A numerical control machining center tool magazine structure, the said machining center includes tool magazine 1, main axis portal frame 3; the tool magazine 1 is arranged on one side of the main shaft portal frame 3 in the motion direction; the tool magazine 1 comprises a cutter head 1.1, a tool holder 1.2, a tool magazine door 1.3 and a rotary positioning mechanism 2; the cutter disc 1.1 is disc-shaped, a milling plane is arranged on the circumference of the cutter disc, and a tool magazine door 1.3 is fixedly arranged on the milling plane; twenty tool holders 1.2 are uniformly distributed on the cutter head 1.1 along the circumference; the rotary positioning mechanism 2 is fixedly arranged on the machining center lathe bed, and an output shaft extends out of the upper part of the rotary positioning mechanism; the cutter head 1.1 is fixedly arranged on the upper end surface of an output shaft of the rotary positioning mechanism 2; a tool magazine protective cover 4 with a closed structure is fixedly arranged outside the tool magazine 1, and the tool magazine protective cover 4 is a sheet metal part; a knife outlet is arranged on the front side surface of the tool magazine protective cover 4; during normal processing of the processing center, the tool magazine door 1.3 is correspondingly arranged at the tool outlet of the tool magazine protective cover 4, and the tool outlet is closed.
Adopt the utility model discloses a when numerical control machining center tool magazine structure tool changing, its process as follows:
an output shaft of the rotary positioning mechanism 2 rotates to drive the cutter head 1.1 to rotate, the cutter storehouse door 1.3 rotates into the cutter storehouse protective cover 4, and the corresponding cutter holder 1.2 on the cutter head 1.1 rotates to a cutter changing point; the main shaft portal frame 3 moves to drive the main shaft 3.1 to move to a tool changing point; after the main shaft 3.1 reaches a tool changing point, a tool shank of a tool 5 arranged on the main shaft 3.1 is clamped into a tool holder 1.2 of the tool changing point; the spindle 3.1 loosens the cutter and then moves upwards; the cutter head 1.1 is driven by the rotary positioning mechanism 2 to rotate, and the cutter 5 which is pre-reloaded rotates to a cutter changing point; the main shaft 3.1 moves down to install and tighten the cutter, and then the cutter changing position is moved out in a translation mode; the cutter head 1.1 is driven by the rotary positioning mechanism 2 to rotate back to the original position, and the tool magazine door 1.3 seals the tool outlet of the tool magazine protective cover 4.
The part of the utility model not detailed is prior art.
Claims (4)
1. A tool magazine structure of a numerical control machining center comprises a tool magazine (1) and a spindle portal frame (3); the method is characterized in that: the tool magazine (1) is arranged on one side of the movement direction of the spindle portal frame (3);
the tool magazine (1) comprises a cutter head (1.1), a tool holder (1.2) and a rotary positioning mechanism (2); the cutter head (1.1) is disc-shaped, and a milling plane is arranged on the circumference of the cutter head; a plurality of tool holders (1.2) are uniformly distributed on the cutter head (1.1) along the circumference; the rotary positioning mechanism (2) is arranged on the machining center lathe bed, and an output shaft extends out of the upper part of the rotary positioning mechanism; the cutter head (1.1) is fixedly arranged on the upper end face of the output shaft of the rotary positioning mechanism (2).
2. The tool magazine structure of the numerical control machining center according to claim 1, characterized in that: and a tool magazine door (1.3) is fixedly arranged on the milling plane of the cutter head (1.1).
3. The tool magazine structure of the numerical control machining center according to claim 2, characterized in that: a tool magazine protective cover (4) is fixedly arranged outside the tool magazine (1); a knife outlet is arranged on the front side surface of the tool magazine protective cover (4); during normal processing of the processing center, the tool magazine door (1.3) is correspondingly arranged at the tool outlet of the tool magazine protective cover (4) and closes the tool outlet.
4. The tool magazine structure of the numerical control machining center according to claim 3, characterized in that: the tool magazine protective cover (4) is of a closed structure.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202022791335.3U CN213765010U (en) | 2020-11-27 | 2020-11-27 | Tool magazine structure of numerical control machining center |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202022791335.3U CN213765010U (en) | 2020-11-27 | 2020-11-27 | Tool magazine structure of numerical control machining center |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN213765010U true CN213765010U (en) | 2021-07-23 |
Family
ID=76892993
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202022791335.3U Active CN213765010U (en) | 2020-11-27 | 2020-11-27 | Tool magazine structure of numerical control machining center |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN213765010U (en) |
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2020
- 2020-11-27 CN CN202022791335.3U patent/CN213765010U/en active Active
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