CN2659600Y - Mainshaft device of processor - Google Patents
Mainshaft device of processor Download PDFInfo
- Publication number
- CN2659600Y CN2659600Y CN 200320116713 CN200320116713U CN2659600Y CN 2659600 Y CN2659600 Y CN 2659600Y CN 200320116713 CN200320116713 CN 200320116713 CN 200320116713 U CN200320116713 U CN 200320116713U CN 2659600 Y CN2659600 Y CN 2659600Y
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- CN
- China
- Prior art keywords
- main shaft
- supporting seat
- seat
- piston piece
- broaching tool
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired - Lifetime
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- Milling, Broaching, Filing, Reaming, And Others (AREA)
Abstract
A main shaft device of a straight processing machine includes an upper seat body, which is composed of a supporting seat, a cylinder pressing seat and a piston. The upper end of the supporting seat is locked and fixed with the cylinder pressing seat, whose interior is for the sleeve of the piston; a lower seat body, whose upper end matches the lower end of the supporting seat, with a knife shaft chamber inside, and a plurality of bearings are arranged in the knife shaft chamber; a main shaft body, which is composed of a main shaft, a plurality of reeds, a broach holder team and supporting fittings. A peripheral sleeve of the main shaft is fixed on the bearing of the knife shaft chamber, a middle hole is arranged inside the main shaft for insertion of the reed, two slot bores arranged at the back of the main shaft are connected with a middle hole, the broach holder team is arranged in the middle hole, which is against the reed. A clamping piece is arranged at the lower end of the broach holder team, two pushing blocks are arranged at the upper end, the two pushing blocks are projected from the external side of the slot bore and against the piston. The supporting fittings are locked on the peripheral of the main shaft and against on the supporting seat. The utility model can buffer the force of a knife back to protect internal parts.
Description
[technical field]
The utility model relates to a kind of processing machine main shaft, the direct type processing machine main shaft device that when particularly relating to a kind of withdrawing main shaft is had unsteady buffer capacity.
[background technology]
Referring to shown in Figure 1, traditional processing machine main shaft device 10 that general automation is used, mainly be to be provided with number axis in a body 11 internal sleeve to hold 12, one main shaft, the 13 movable earth's axis are located on these bearings 12, these main shaft 13 lower ends are concaved with a bellmouth 131 can be for packing a cutter 100 into, place, bellmouth 131 tops more expansion is concaved with a clipping space 132, two jaws 14 in clipping space 132, have been inserted, being positioned at 132 tops, clipping space locates more to connect to be provided with a mesopore 133, most elastic springs 15 have been inserted in mesopore 133 inner fillings, one broaching tool bar 16 is by passing in the middle of the elastic spring 15, its lower end has a pushing tow head 161 and can stretch in the middle of two jaws 14, its upper end is connected with one and support ends part 162 can to accept elastic spring 15 butted, make whole broaching tool bar 16 have the upwards strength of pulling, two jaws 14 like this can fold because pushing tow head 161 urges, cutter 100 will be subjected to two jaws 14 and draw in, be fixed in the bellmouth 131 and press from both sides to draw, this place, body 11 tops more is provided with a driving mechanism 17, this driving mechanism 17 is provided with an operating bar 171, when the operator will allow cutter 100 break away from main shaft 13, the operating bar 171 of driving mechanism 17 is stretched out to be knocked broaching tool bar 16 terminal roof pressures, whole broaching tool bar 16 just can move down, pushing tow head 161 just can unclamp two jaws 14 and top withdrawing tool 100, so, this cutter 100 can discharge from bellmouth 131 and spin off.
Though tradition processing machine main shaft device 10 has the function of drawing withdrawing; but still can produce disappearance in the use; when this broaching tool bar 16 will carry out the withdrawing operation to cutter 100; be to utilize 171 pairs of broaching tool bar 16 ends of operating bar of drive unit 17 to knock as roof pressure; it knocks the bullet thrust that strength is greater than all elastic springs 15; broaching tool bar 16 could be pressed down by the top smoothly; therefore 171 pairs of broaching tool bars 16 of this operating bar are caused, and to knock power quite big; each tool backlash movement all can cause powerful impact to whole main shaft 13; get off for a long time; inner body (as bearing 12) around the main shaft 13 has the damage situation easily; usually can have influence on the smoothness and the precision of main shaft 13 runnings, reduce the service life of main shaft device 10.
[utility model content]
The purpose of this utility model is to provide a kind of direct type processing machine main shaft device that can produce buffering effect when tool backlash movement to main shaft.
In order to achieve the above object, the utility model provides a kind of direct type processing machine main shaft device, it is characterized in that: comprising:
One upper pedestal, it comprises a supporting seat, a cylinder pressure seat and a piston piece, and this supporting seat upper end is fixed with this cylinder pressure seat interlocking, and this cylinder pressure seat is inner to be inserted in for this piston piece;
One lower base, its upper end is involutory mutually with this supporting seat lower end, and its inside has a cutter shaft chamber, indoor several bearings that is arranged with of this cutter shaft; And
One main shaft, comprise a main shaft, several reeds, one broaching tool bar group and one supports external member, this main shaft periphery movable shaft is fixed on this cutter shaft chamber bearing with changeing, this main shaft internal run-through is provided with a mesopore, these several reeds are inserted this mesopore, this place, main shaft rear position offers two slotted eyes vertically and leads to thoroughly mutually with this mesopore, this broaching tool bar group is arranged in this mesopore, by this reed upspring to, this broaching tool bar group lower end is provided with the jaw member that grips cutter, and upper end is equipped with two pushing blocks, and this two pushing block protrudes out this slotted eye outside and driven by these piston piece pushing and pressing, and this supports the external member interlocking in this main shaft periphery and to ending on this supporting seat.
Described direct type processing machine main shaft device is characterized in that: this piston piece end protrudes out this place, cylinder pressure seat top spiral shell and is provided with a nut.
Described direct type processing machine main shaft device is characterized in that: this supporting seat inside convexes with a terrace edge, and this support external member has a bulge loop and this terrace edge cover supports spacing.
In sum, direct type processing machine main shaft device of the present utility model, consist predominantly of a upper pedestal, one lower base and a main shaft, this upper pedestal has a supporting seat, an one cylinder pressure seat and a piston piece, this supporting seat upper end is fixed as interlocking with the cylinder pressure seat, this cylinder pressure seat inside can be inserted in for this piston piece, but input hydraulic pressure oil is done upper and lower displacement to promote piston piece in the cylinder pressure seat, relatively hydraulic oil to the cylinder pressure seat can form one with the rightabout reaction force of piston piece, this lower base upper end is involutory mutually with the supporting seat lower end, its inside has a cutter shaft chamber, the indoor pre-position of cutter shaft is arranged with several bearings, this main shaft has a main shaft, several reeds, one broaching tool bar group and one supports external member, this main shaft periphery is fixed in movable shaft commentaries on classics on the bearing of cutter shaft chamber, its internal run-through is provided with a mesopore and can inserts for several reeds, its place, rear position offers two slotted eyes vertically and leads to thoroughly mutually with mesopore, this broaching tool bar group is arranged in the mesopore, it is butted and have a upwards pulling force to be subjected to reed, its lower end is provided with a jaw member and can grips a cutter, and upper end is equipped with two pushing blocks and can protrudes out the slotted eye outside, two pushing blocks just are subjected to the piston piece pushing and pressing and drive, this supports the external member interlocking in main shaft periphery and to ending on supporting seat, makes this main shaft can be subjected to supporting seat and supports.
The utility model direct type processing machine main shaft device mainly is the problem that can impact to inner body when solving traditional processing machine main shaft device withdrawing; technological means of the present utility model is when injecting hydraulic oil promotion piston piece by upper pedestal is inner; allow the whole upper pedestal pushing tow that also can make progress because of the reaction force of hydraulic oil; make; produce suitable buffer gap in the middle of the lower base; and the supporting seat of upper pedestal inside can be used to support main shaft; when piston piece firmly presses down broaching tool bar group; upper pedestal then can support whole main shaft by floating ground; the available buffer main shaft is to the impact power of inner body; can effectively protect inner body to avoid damaging whereby, and the service life of significantly improving main shaft device.
[description of drawings]
Below by most preferred embodiment and accompanying drawing the utility model direct type processing machine main shaft device is elaborated, in the accompanying drawing:
Fig. 1 is the constitutional diagram of traditional processing machine main shaft device.
Fig. 2 is the assembled sectional view of the utility model direct type processing machine main shaft device one preferred embodiment, illustrate that the utility model includes a upper pedestal, a lower base and a main shaft, has a piston piece in the upper pedestal, have a broaching tool bar group in the main shaft, this broaching tool bar group can be made holding action to a cutter.
Fig. 3 is the action diagram of the foregoing description, illustrates that this broaching tool bar group is subjected to the piston piece pushing tow and cutter is unclasped action.
Fig. 4 is the schematic diagram of the foregoing description, illustrates that this upper pedestal maintains the situation of appropriate gap because of the reaction force of hydraulic oil and lower base.
[specific embodiment]
Referring to shown in Figure 2, the utility model direct type processing machine main shaft device is installed in the machine-tool inside of automation, in a preferred embodiment, it consists predominantly of a upper pedestal 20, a lower base 30 and a main shaft 40, after then the detailed composite construction of above-mentioned each member being described in.
This upper pedestal 20, has a supporting seat 21, one cylinder pressure seat 22, one piston piece 23 and a nut 24, this supporting seat 21 is the base of inner hollow, its lower end has an involutory edge 211, interior week, the place convexed with a terrace edge 212, this periphery, supporting seat 21 upper end is provided with a gas thread 213 and cylinder pressure seat 22 and fixes as interlocking, these cylinder pressure seat 22 inner hollow have a room 221, this room 221 can be inserted in for this piston piece 23, cylinder pressure seat 22 inside are provided with a broaching tool loop 222 and a withdrawing loop 223, above-mentioned loop 222,223 can supply input hydraulic pressure oil, do upper and lower displacement so as to promoting whole piston piece 23, these piston piece 23 inside are concaved with a hole 231, and piston piece 23 upper ends protrude out cylinder pressure seat 22, and its end is provided with a thread segment 232 can be for being spirally connected this nut 24.
This lower base 30, be arranged on place, upper pedestal 20 belows, its upper end has an involutory edge 301, can dock closing mutually with the involutory edge 211 in supporting seat 21 lower ends, lower base 30 inner hollow have a cutter shaft chamber 31, and these 31 inherent pre-positions up and down, cutter shaft chamber are arranged with number axis and hold 32.
This main shaft 40, it has a main shaft 41, several reeds 42, one broaching tool bar group 43 and one supports external member 44, this main shaft 41 run through whole on, lower base 20,30 inside, its periphery is set in and does the axle commentaries on classics on these bearings 32 movably, its front end place is concaved with a bellmouth 411 and can be inserted in for a cutter 100, above bellmouth 411, locate to enlarge and be formed with a clipping space 412, main shaft 41 internal run-throughs are provided with a mesopore 413 and can insert for several reeds 42, the pre-position, tube wall rear of main shaft 41 offers two slotted eyes 414 vertically, two slotted eyes 414 are logical shape with mesopore 413, this broaching tool bar group 43 has a broaching tool bar 431, one jaw member 432, one supports only part 433 and two pushing blocks 434, this broaching tool bar 431 is located in main shaft 41 mesopores 413, this jaw member 432 is arranged in the clipping space 412 and makes interlock with broaching tool bar 431 lower ends, should support end part 433 is set in and does affixed with broaching tool bar 431 upper ends in main shaft 41 mesopores 413, support ending part 433, to be subjected to reed 42 butted and make whole broaching tool bar 431 have the upwards strength of pulling, when broaching tool bar 431 upwards spurs, but 432 pairs of cutters of this jaw member of start 100 are made folder and are drawn fixing, two pushing blocks 434 are spirally connected, and part 433 2 sides are all to be located to ending at this in locking, it can protrude out main shaft 41 2 slotted eyes 414 outsides, just be positioned at the inside in 23 holes 231 of piston piece, two pushing blocks 434 can be subjected to piston piece 23 pushing and pressing, and then drive whole broaching tool bar 431 and move, this support external member 44 is the ring bodies with an inner bolt hole 441, its screw lock is fixed on main shaft 41 periphery pre-positions, it has a bulge loop 442 can make cover to the location with the terrace edge 212 of supporting seat 21, makes whole main shaft 41 can be subjected to supporting seat 21 and supports.
More than be the be associated structure and the general introduction of position of the utility model direct type processing machine main shaft device primary clustering, then, again the effect statement that action of the present utility model and expection can be reached as after:
Referring to shown in Figure 3, when broaching tool bar group 43 will unclasp tool backlash movement to cutter 100, hydraulic oil can enter via the withdrawing loop 223 of cylinder pressure seat 22, pushing this piston piece 23 moves down, piston piece 23 drives two pushing blocks 434 again and presses down, and then make whole broaching tool bar group 43 downward pushing tows, so this jaw member 432 just can be done to discharge and unclamp this cutter 100, when this nut 24 moves down near lowest positions at piston piece 23, can arrive to cylinder pressure seat 22 tops earlier, so can orient the distance that these piston piece 23 activities move down, and available buffer hits power to the top of broaching tool bar group 43, the operator can suitably control the top and hit the degree of strength of power by the height and position of adjusting this nut 24.
Referring to shown in Figure 4, when hydraulic oil promotes piston piece 23 downwards, hydraulic oil to the inwall of cylinder pressure seat 22 can produce one with piston piece 23 rightabout reaction forces, strength up just, this reaction force can drive whole upper pedestal 20 and upwards float, make, lower base 20, can be formed with an appropriate gap I in the middle of 30, after tested, on being somebody's turn to do, lower base 20,30 liang of involutory edge 211, the 301 gap I that produce are about about 0.50mm, for knowing the generation of expression gap I, the gap I size of Fig. 4 is to be exaggeration to amplify shape, because the support external member 44 on the main shaft 41 is to ending on supporting seat 21, therefore when 23 pairs of broaching tool bars of piston piece group 43 when firmly the top is hit downwards, can 21 counteractings that unsteady power cushions that make progress of supported seat to the impact power of main shaft 41, can significantly reduce the chance of lower base 30 inner bodies damage whereby.
The utility model direct type processing machine main shaft device mainly is the problem that can impact to inner body when solving traditional processing machine main shaft device 10 withdrawings; technological means of the present utility model is when injecting hydraulic oil and promote piston piece 23 by upper pedestal 20 is inner; allow whole upper pedestal 20 pushing tow that also can make progress because of the reaction force of hydraulic oil; make; lower base 20; produce suitable buffer gap I in the middle of 30; and the supporting seat 21 of upper pedestal 20 inside can be used to support main shaft 30; when piston piece 23 firmly presses down broaching tool bar group 43; 20 of upper pedestals can support whole main shaft 30 by floating ground; the impact power of 30 pairs of inner bodies of available buffer main shaft; can effectively protect inner body to avoid damaging whereby, and the service life of significantly improving main shaft device.
Claims (3)
1. direct type processing machine main shaft device is characterized in that: comprising:
One upper pedestal, it comprises a supporting seat, a cylinder pressure seat and a piston piece, and this supporting seat upper end is fixed with this cylinder pressure seat interlocking, and this cylinder pressure seat is inner to be inserted in for this piston piece;
One lower base, its upper end is involutory mutually with this supporting seat lower end, and its inside has a cutter shaft chamber, indoor several bearings that is arranged with of this cutter shaft; And
One main shaft, comprise a main shaft, several reeds, one broaching tool bar group and one supports external member, this main shaft periphery movable shaft is fixed on this cutter shaft chamber bearing with changeing, this main shaft internal run-through is provided with a mesopore, these several reeds are inserted this mesopore, this place, main shaft rear position offers two slotted eyes vertically and leads to thoroughly mutually with this mesopore, this broaching tool bar group is arranged in this mesopore, by this reed upspring to, this broaching tool bar group lower end is provided with the jaw member that grips cutter, and upper end is equipped with two pushing blocks, and this two pushing block protrudes out this slotted eye outside and driven by these piston piece pushing and pressing, and this supports the external member interlocking in this main shaft periphery and to ending on this supporting seat.
2. direct type processing machine main shaft device as claimed in claim 1 is characterized in that: this piston piece end protrudes out this place, cylinder pressure seat top spiral shell and is provided with a nut.
3. direct type processing machine main shaft device as claimed in claim 1 is characterized in that: this supporting seat inside convexes with a terrace edge, and this support external member has a bulge loop and this terrace edge cover supports spacing.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 200320116713 CN2659600Y (en) | 2003-11-07 | 2003-11-07 | Mainshaft device of processor |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 200320116713 CN2659600Y (en) | 2003-11-07 | 2003-11-07 | Mainshaft device of processor |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN2659600Y true CN2659600Y (en) | 2004-12-01 |
Family
ID=34346361
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 200320116713 Expired - Lifetime CN2659600Y (en) | 2003-11-07 | 2003-11-07 | Mainshaft device of processor |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN2659600Y (en) |
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2008022525A1 (en) * | 2006-08-14 | 2008-02-28 | Deter Enterprise Co., Ltd. | An unclamp cylinder for cutters |
| CN104400017A (en) * | 2014-09-25 | 2015-03-11 | 广州市昊志机电股份有限公司 | Ultrasonic direct connecting main shaft |
| CN104439299A (en) * | 2014-11-12 | 2015-03-25 | 广州市昊志机电股份有限公司 | Motorized spindle |
| CN104439298A (en) * | 2014-11-12 | 2015-03-25 | 广州市昊志机电股份有限公司 | Improved electric spindle |
| CN110961662A (en) * | 2019-12-02 | 2020-04-07 | 珠海格力电器股份有限公司 | Electric spindle and numerical control equipment |
| TWI743988B (en) * | 2020-09-14 | 2021-10-21 | 健椿工業股份有限公司 | Processing machine spindle device |
-
2003
- 2003-11-07 CN CN 200320116713 patent/CN2659600Y/en not_active Expired - Lifetime
Cited By (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2008022525A1 (en) * | 2006-08-14 | 2008-02-28 | Deter Enterprise Co., Ltd. | An unclamp cylinder for cutters |
| CN104400017A (en) * | 2014-09-25 | 2015-03-11 | 广州市昊志机电股份有限公司 | Ultrasonic direct connecting main shaft |
| CN104439299A (en) * | 2014-11-12 | 2015-03-25 | 广州市昊志机电股份有限公司 | Motorized spindle |
| CN104439298A (en) * | 2014-11-12 | 2015-03-25 | 广州市昊志机电股份有限公司 | Improved electric spindle |
| CN110961662A (en) * | 2019-12-02 | 2020-04-07 | 珠海格力电器股份有限公司 | Electric spindle and numerical control equipment |
| CN110961662B (en) * | 2019-12-02 | 2020-11-24 | 珠海格力电器股份有限公司 | Electric spindle and numerical control equipment |
| TWI743988B (en) * | 2020-09-14 | 2021-10-21 | 健椿工業股份有限公司 | Processing machine spindle device |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C17 | Cessation of patent right | ||
| CX01 | Expiry of patent term |
Expiration termination date: 20131107 Granted publication date: 20041201 |