CN208051481U - Air-cylinder type rotates tool changing device - Google Patents
Air-cylinder type rotates tool changing device Download PDFInfo
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- CN208051481U CN208051481U CN201820436725.9U CN201820436725U CN208051481U CN 208051481 U CN208051481 U CN 208051481U CN 201820436725 U CN201820436725 U CN 201820436725U CN 208051481 U CN208051481 U CN 208051481U
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- central shaft
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Abstract
The utility model is related to a kind of air-cylinder types to rotate tool changing device, including cylinder, slide assemblies, motor, connecting plate, central shaft, bearing holder (housing, cover), cutterhead and cutter holder, cylinder is connect by slide assemblies with connecting plate, motor is fixed on connecting plate, central shaft one end offers U-type groove, it is provided with inserted block on the motor shaft of motor, inserted block is clamped with the U-type groove, bearing holder (housing, cover) is set in outside central shaft, if being provided with dry bearing between bearing holder (housing, cover) and central shaft, bearing is fixed on by bearing cap between bearing holder (housing, cover) and central shaft, bearing upper end is provided with the locking nut for preventing central shaft from deviating from out of bearing holder (housing, cover), cutterhead is fixed on central shaft one end, cutter holder is circumferentially uniformly arranged along cutterhead.The air-cylinder type rotates tool changing device and is connected with central shaft clamping by the motor shaft of motor, and faster, torsion bigger is coordinated rotary speed using special bearing holder (housing, cover) and central shaft, and structure is simpler, and I& M is more convenient, and the service life is longer.
Description
Technical field：
The utility model is related to cutting tool for CNC machine fields more particularly to a kind of air-cylinder type to rotate tool changing device.
Background technology：
The tool magazine device installed on engraving machine lathe is mainly to provide storage cutter position, and can be correct to select according to the control of formula
It selects cutter to be positioned, to carry out Tool changeover, operation principle is acted on using the relative engagement of main shaft and tool magazine, reaches main
Axis removes the purpose that cutter carries out machining from tool magazine.
The knife of existing engraving machine main shaft generally uses stepper motor driving shifting shaft rotation, shifting shaft to fluctuate sheave, slot
Wheel belt movable knife disc rotates, and not only transmission performance is poor, but also tool change time is longer, and precision is low, and working efficiency is poor.Our company according to
This case has applied for a kind of Novel servomotor driving rotation tool changing device of Patent No. CN206653178U, although into
Go improvement, however its structure is complex, assembly is cumbersome, is unfavorable for safeguarding.
Utility model content：
The purpose of this utility model be in view of the drawbacks of the prior art, provide it is a kind of it is simple in structure, connection type is simple, turns round
Power bigger, tool-changing speed faster, be easily installed dismounting air-cylinder type rotation tool changing device.
The utility model is achieved by the following technical solution：A kind of air-cylinder type rotation tool changing device, including cylinder, cunning
Dynamic component, motor, connecting plate, central shaft, bearing holder (housing, cover), cutterhead and cutter holder, the cylinder are connect by slide assemblies with connecting plate,
The slide assemblies include fixed plate, guide rail, sliding block and mounting plate, and the guide rail is fixed in fixed plate, the cylinder and cunning
Block connects, and cylinder drives sliding block to be slided along guide rail, and the sliding block is fixedly connected by mounting plate with connecting plate, and the motor is fixed
On connecting plate, described central shaft one end offers U-type groove, is provided with inserted block on the motor shaft of the motor, the inserted block with
The U-type groove clamping, the bearing holder (housing, cover) is set in outside central shaft, if being provided with dry bearing between the bearing holder (housing, cover) and central shaft,
The bearing is fixed on by bearing cap between bearing holder (housing, cover) and central shaft, and the bearing upper end, which is provided with, prevents central shaft from bearing
The locking nut deviate from set, the cutterhead are fixed on central shaft one end, and the cutter holder is circumferentially uniformly arranged along cutterhead.
For the ease of installation, it is connected through a screw thread between the locking nut and central shaft.
Since in process, locking nut may move up and down, therefore the utility model is on locking nut
It is provided with the lock screw for preventing locking nut from loosening.
In order to ensure the consistency of central shaft, retaining ring is provided between the connecting plate and central shaft.
In order to improve stability, reinforcing rib is provided between the mounting plate and connecting plate.
In order to improve the rotary speed of central shaft, the bearing is angular contact bearing.
The utility model has the beneficial effects that：The air-cylinder type rotates motor shaft and central shaft card of the tool changing device by motor
Connect in succession, faster, torsion bigger is coordinated rotary speed using special bearing holder (housing, cover) and central shaft, and structure is simpler, assembly and
Safeguard more convenient, the service life is longer.
Description of the drawings
Fig. 1 is the structural schematic diagram that the utility model air-cylinder type rotates tool changing device；
Fig. 2 is the sectional view that the utility model air-cylinder type rotates tool changing device；
In figure：1. cylinder, 2. guide rails, 3. fixed plates, 4. sliding blocks, 5. mounting plates, 6. reinforcing ribs, 7. motors, 8. connecting plates,
9. bearing holder (housing, cover), 10. central shafts, 11. cutterheads, 12. cutter holders, 13. bearings, 14. bearing caps, 15. locking nuts, 16. retaining rings,
17.U type grooves, 18. inserted blocks.
Specific implementation mode：
The preferred embodiment of the utility model is described in detail below in conjunction with the accompanying drawings, so that the advantages of the utility model
It can be more easy to be understood by those skilled in the art with feature, to make apparent specific boundary to the scope of protection of the utility model
It is fixed.Direction term that the utility model is previously mentioned, such as "upper", "lower", "front", "rear", "left", "right", "top", "bottom" etc.,
Only it is the direction with reference to annexed drawings.Therefore, the direction term used be illustrate and understand the utility model, rather than to
Limit the utility model.
As shown in Figure 1 and Figure 2, a kind of air-cylinder type rotates tool changing device, including cylinder 1, slide assemblies, motor 7, connecting plate
8, central shaft 10, bearing holder (housing, cover) 9, cutterhead 11 and cutter holder 12, the cylinder 1 are connect by slide assemblies with connecting plate 8, the sliding
Component includes fixed plate 3, guide rail 2, sliding block 4 and mounting plate 5, and the guide rail 2 is fixed in fixed plate 3, the cylinder 1 and sliding block
4 connections, cylinder 1 drive sliding block 4 to be slided along guide rail 2, and the sliding block 4 is fixedly connected by mounting plate 5 with connecting plate 8, the electricity
Machine 7 is fixed on connecting plate 8, and 10 one end of the central shaft offers U-type groove 17, is provided on the motor shaft of the motor 7 slotting
Block 18, the inserted block 18 are clamped with the U-type groove 17, and the bearing holder (housing, cover) 9 is set in outside central shaft 10, and the bearing holder (housing, cover) 9 is in
If being provided with dry bearing 13 between mandrel 10, the bearing 13 is fixed on by bearing cap 14 between bearing holder (housing, cover) 9 and central shaft 10,
13 upper end of the bearing is provided with the locking nut 15 for preventing central shaft 10 from deviating from out of bearing holder (housing, cover) 9, and the cutterhead 11 is fixed on
10 one end of central shaft, the cutter holder 12 are circumferentially uniformly arranged along cutterhead 11.
The inserted block 18 of the U-type groove 17 of the central shaft 10 of the utility model and the motor shaft of motor 7 is connected by the way of grafting
It connects, the connection relative to existing other modes is more effectively secured, torsion bigger, and accurate positioning, easy to assembly.Certainly
In addition to the inserting mode of U-type groove 17 and inserted block 18, other similar inserting modes are also suitable.Original common bearing is changed to
Special angular contact bearing further improves torsion and transmission speed.
It is connected through a screw thread between the locking nut 15 and central shaft 10 so that between locking nut 15 and central shaft 10
It is relatively fixed, to make central shaft 10 can not the abjection out of bearing holder (housing, cover) 9.
Since in process, locking nut 15 may move up and down, therefore the utility model is in locking nut
The lock screw that being provided on 15 prevents locking nut 15 from loosening can twist lock screw after regulating locking nut 15
Tightly, to make locking nut 15 not turn again.
In order to ensure the consistency of central shaft 10, retaining ring 16 is provided between the connecting plate 8 and central shaft 10.
When processing, motor 7 starts, during the motor shaft of motor 7 is directly driven by the clamping structure of U-type groove 17 and inserted block 18
Mandrel 10 rotates, and when required cutter holder face main shaft tool changing position, cylinder 1 is inflated pusher movable slider 4 and slided along guide rail 2, makes entire
Tool magazine is quickly moved to cutter spacing, until cutter holder 12 blocks main shaft knife handle, then main shaft moves up rapidly, and handle of a knife is removed.
Compared with prior art, air-cylinder type rotation tool changing device is connected by the motor shaft of motor 7 with the clamping of central shaft 10
Connect, faster, torsion bigger is coordinated rotary speed using special bearing holder (housing, cover) 9 and central shaft 10, and structure is simpler, assembly and
Safeguard more convenient, the service life is longer.
Above-described embodiments merely represent several embodiments of the utility model, the description thereof is more specific and detailed,
But therefore it can not be interpreted as the limitation to utility model patent range.It should be pointed out that for the common skill of this field
For art personnel, without departing from the concept of the premise utility, various modifications and improvements can be made, these are belonged to
The scope of protection of the utility model.
Claims (6)
1. a kind of air-cylinder type rotates tool changing device, it is characterised in that：Including cylinder, slide assemblies, motor, connecting plate, central shaft,
Bearing holder (housing, cover), cutterhead and cutter holder, the cylinder are connect by slide assemblies with connecting plate, and the slide assemblies include fixed plate, lead
Rail, sliding block and mounting plate, the guide rail are fixed in fixed plate, and the cylinder is connect with sliding block, and cylinder drives sliding block along guide rail
Sliding, the sliding block are fixedly connected by mounting plate with connecting plate, and the motor is fixed on connecting plate, described central shaft one end
U-type groove is offered, inserted block is provided on the motor shaft of the motor, the inserted block is clamped with the U-type groove, the bearing holder (housing, cover) set
It is located at outside central shaft, if being provided with dry bearing between the bearing holder (housing, cover) and central shaft, the bearing is fixed on axis by bearing cap
Between bearing sleeve and central shaft, the bearing upper end is provided with the locking nut for preventing central shaft from deviating from out of bearing holder (housing, cover), the knife
Disk is fixed on central shaft one end, and the cutter holder is circumferentially uniformly arranged along cutterhead.
2. air-cylinder type according to claim 1 rotates tool changing device, it is characterised in that：The locking nut and central shaft it
Between be connected through a screw thread.
3. air-cylinder type according to claim 2 rotates tool changing device, it is characterised in that：It is provided on the locking nut anti-
The lock screw that only locking nut loosens.
4. air-cylinder type according to claim 1 rotates tool changing device, it is characterised in that：Between the connecting plate and central shaft
It is provided with retaining ring.
5. air-cylinder type according to claim 1 rotates tool changing device, it is characterised in that：Between the mounting plate and connecting plate
It is provided with reinforcing rib.
6. air-cylinder type according to claim 1 rotates tool changing device, it is characterised in that：The bearing is angular contact bearing.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820436725.9U CN208051481U (en) | 2018-03-28 | 2018-03-28 | Air-cylinder type rotates tool changing device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820436725.9U CN208051481U (en) | 2018-03-28 | 2018-03-28 | Air-cylinder type rotates tool changing device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN208051481U true CN208051481U (en) | 2018-11-06 |
Family
ID=63986405
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201820436725.9U Active CN208051481U (en) | 2018-03-28 | 2018-03-28 | Air-cylinder type rotates tool changing device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN208051481U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110303809A (en) * | 2019-08-02 | 2019-10-08 | 常州工程职业技术学院 | A kind of graver of automatically replaceable different size cutter heads |
-
2018
- 2018-03-28 CN CN201820436725.9U patent/CN208051481U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110303809A (en) * | 2019-08-02 | 2019-10-08 | 常州工程职业技术学院 | A kind of graver of automatically replaceable different size cutter heads |
| CN110303809B (en) * | 2019-08-02 | 2024-06-04 | 常州工程职业技术学院 | Carving knife capable of automatically replacing heads with different sizes |
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