CN105458525A - Processing device being provided with movable processing head and being able to prevent overtravel - Google Patents
Processing device being provided with movable processing head and being able to prevent overtravel Download PDFInfo
- Publication number
- CN105458525A CN105458525A CN201610010663.0A CN201610010663A CN105458525A CN 105458525 A CN105458525 A CN 105458525A CN 201610010663 A CN201610010663 A CN 201610010663A CN 105458525 A CN105458525 A CN 105458525A
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- CN
- China
- Prior art keywords
- thread block
- group
- hand thread
- block group
- screw rod
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Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
- B23K—SOLDERING OR UNSOLDERING; WELDING; CLADDING OR PLATING BY SOLDERING OR WELDING; CUTTING BY APPLYING HEAT LOCALLY, e.g. FLAME CUTTING; WORKING BY LASER BEAM
- B23K26/00—Working by laser beam, e.g. welding, cutting or boring
- B23K26/36—Removing material
- B23K26/38—Removing material by boring or cutting
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
- B23K—SOLDERING OR UNSOLDERING; WELDING; CLADDING OR PLATING BY SOLDERING OR WELDING; CUTTING BY APPLYING HEAT LOCALLY, e.g. FLAME CUTTING; WORKING BY LASER BEAM
- B23K26/00—Working by laser beam, e.g. welding, cutting or boring
- B23K26/08—Devices involving relative movement between laser beam and workpiece
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- Engineering & Computer Science (AREA)
- Physics & Mathematics (AREA)
- Optics & Photonics (AREA)
- Plasma & Fusion (AREA)
- Mechanical Engineering (AREA)
- Transmission Devices (AREA)
Abstract
The invention discloses a processing device which is provided with a movable processing head and is able to prevent overtravel. The processing device is used for carrying out mechanical processing on a workpiece (200). The processing device comprises a rack (9), a moving frame (8), and a connecting part (89) fixed at the lower side of the moving frame (8) and connected with the processing head (890), wherein a screw (6), which extends leftwards and rightwards, is driven by a motor (2) and is rotationally mounted on the rack (9), penetrates through the moving frame (8) in an extending manner; the moving frame (8) is slidingly supported on a rail cross beam (5) which extends leftwards and rightwards and is fixedly connected with the rack (9); a left thread block group and a right thread block group are arranged in the moving frame (8); and the left thread block group comprises a left group front thread block (32) and a left group rear thread block (31).
Description
Technical field
The present invention relates to manufacture field, the removable and processing unit (plant) of anti-overtravel of especially a kind of processing head.
Background technology
Such as, in processing equipment field, in Laser cutting field, due to the raising required automation, often need walking and the speed of automatic controlled working head.In existing technology, often adopt the mode of screw drive to drive the walking movement realizing processing head.Such type of drive has advantage, and such as transmission accurately and have the locking position function after lower electricity.
But, in these power-actuated modes, also have shortcoming.Such as, processing head sometimes needs precision lower and moves fast, such as, in rough machined occasion or when walking at simple processing head sky; Sometimes need precision higher and movement at a slow speed, such as, under fine finishining occasion.This mode often through motion superposition realizes.But the mode of this motion superposition often adopts and again arrange driving element on a drive block, and this easily causes the complex structure quality of processing head to increase, and then increase cost and make to control difficulty.
Summary of the invention
The object of the present invention is to provide a kind of processing head removable and the processing unit (plant) of anti-overtravel, it can overcome defect of the prior art.
Removable and the processing unit (plant) of anti-overtravel of a kind of processing head according to the present invention, such as carrying out machined to workpiece, comprise frame, movable stand and be fixed on the connecting portion of downside for being connected with processing head of movable stand, wherein, driven by motor and be installed in rotation on the screw rod that left and right in described frame extends and extend through described movable stand, described movable stand is carried on the track cross beam that the left and right that is fixedly connected with described frame extends slidably, left-hand thread block group and right-hand thread block group is respectively arranged with in described movable stand, described left-hand thread block group comprises left group of preceding thread block and left group of rear thread block, and can thread pockets be clamped and be engaged on left section of screw thread of described screw rod under the effect of top compression elasticity element, described right-hand thread block group comprises right group of preceding thread block and right group of rear thread block and can be slidably engaged right section of screw thread of described screw rod under the effect of top compression elasticity element, wherein, the threaded block separator horizontally slipped is provided with in described movable stand, it upper and lower symmetrically arranged upper isolated operation part comprising utilization connection floor and be fixed together and lower isolated operation part, described upper isolated operation part and lower isolated operation part lay respectively at described screw rod the upper side and lower side and between described left group of preceding thread block and left group of rear thread block and between described right group of preceding thread block and right group of rear thread block, wherein, the symmetrical configuration of described upper isolated operation part and lower isolated operation part and the left and right comprising outside respectively extend the profile portion of guiding raised line and inner side, the profile portion of described inner side is near the axis of symmetry up and down of described threaded block separator, the left and right in described outside extends the up and down axis of symmetry of guiding raised line away from described threaded block separator, wherein, each one in the profile portion of the inner side of described upper isolated operation part and lower isolated operation part includes the symmetrical contoured surface in front and back, each contoured surface includes: be positioned at the left-hand thread block group ejection elevated portion in left side, left intermediate incline, left-hand thread block group reset contraction flow region, the right-hand thread block group reset contraction flow region being positioned at right side, right intermediate incline and right-hand thread block group ejection elevated portion, and described threaded block separator can move in left position with between right position under the operation shank operation stretching out in described movable stand in position, intermediate portion, thus, when described threaded block separator is located at left position, described left-hand thread block group reset contraction flow region engage with described left-hand thread block group thus described thread pockets is clamped and to be engaged on described screw rod in case by described screw rod left section of screw drive so that drive described movable stand to walk, now described right-hand thread block group ejection elevated portion engages with described right-hand thread block group thus described right-hand thread block group is backed down to be disengaged with right section of screw thread of described screw rod, when described threaded block separator is located at right position, described right-hand thread block group reset contraction flow region engages with described right-hand thread block group thus makes right section of described right-hand thread block group and described screw rod to be threadedly engaged, now described left-hand thread block group ejection elevated portion engages with described left-hand thread block group thus described left-hand thread block group is backed down to be disengaged with left section of screw thread of described screw rod, thus be convenient to utilize movable stand described in right section of screw drive of described screw rod to walk, cushion block is provided with between described motor bottom and described track cross beam, described cushion block is by being equipped with limit sensors on the right side of described movable stand side and described frame, send signal after touching described limit sensors when described movable stand moves left and right and control described motor stalls, described limit sensors is touch sensor.
Pass through such scheme, owing to have employed, there are two sections of different screw threads of precision, and adopt different engagement threads blocks operationally to engage, therefore, it is possible to the driving realizing different accuracy is selected, and then realize different process velocities and the selection of working (machining) efficiency.Owing to utilizing the left-hand thread block group and right-hand thread block group that can alternately engage with screw rod, therefore ensure from frame for movement and achieve left-hand thread block group and right-hand thread block group alternatively engages with screw rod, this can ensure that screw rod can not produce movement interference by threaded block under the state of screw drive.By the setting of threaded block separator, its can at the place of two orientation up and down of screw rod to fixture block to operating, therefore stress equalization and operate smooth and easy, and by arranging the symmetrical contoured surface in front and back on each arm backing down part, right each fixture block symmetry in motion moves can to guarantee each fixture block, each fixture block is made to guarantee to throw off with screw rod or engage, therefore, it is possible to guarantee the operational reliability of whole device.
Accompanying drawing explanation
Fig. 1 is the removable and structural representation of the processing unit (plant) of anti-overtravel of a kind of processing head, and now threaded block separator is in right position; Wherein make local not cut open to explain.
Fig. 2 is the cross sectional representation of processing unit (plant) at arrow locations place in Fig. 1, and arrow locations in fig. 2 corresponds to the sectional position of Fig. 1.
Fig. 3 is the schematic diagram of the threaded block separator in Fig. 1.
Fig. 4 be threaded block separator in Fig. 3 overlook partial schematic diagram.
Detailed description of the invention
Below in conjunction with Fig. 1-4, the present invention is described in detail.
Removable and the processing unit (plant) of anti-overtravel according to a kind of processing head of embodiment, for carrying out machined to workpiece 200, comprise frame 9, movable stand 8 and be fixed on the connecting portion 89 of downside for being connected with processing head 890 of movable stand 8, wherein, driven by motor 2 and be installed in rotation on the screw rod 6 that left and right in described frame 9 extends and extend through described movable stand 8, described movable stand 8 is carried on the track cross beam 5 that the left and right that is fixedly connected with described frame 9 extends slidably, left-hand thread block group and right-hand thread block group is respectively arranged with in described movable stand 8, described left-hand thread block group comprises left group of preceding thread block 32 and left group of rear thread block 31, and can thread pockets be clamped and be engaged on left section of screw thread of described screw rod 6 under the effect of top compression elasticity element 300, described right-hand thread block group comprises right group of preceding thread block and right group of rear thread block 41 and can be slidably engaged right section of screw thread of described screw rod 6 under the effect of top compression elasticity element, wherein, the threaded block separator 7 horizontally slipped is provided with in described movable stand 8, it upper and lower symmetrically arranged upper isolated operation part 71 comprising utilization connection floor 712 and be fixed together and lower isolated operation part 72, described upper isolated operation part 71 and lower isolated operation part 72 lay respectively at described screw rod 6 the upper side and lower side and between described left group of preceding thread block 32 and left group of rear thread block 31 and between described right group of preceding thread block and right group of rear thread block 41, wherein, the symmetrical configuration of described upper isolated operation part 71 and lower isolated operation part 72 and the left and right comprising outside respectively extend the profile portion 700 of guiding raised line 79 and inner side, the profile portion 700 of described inner side is near the axis of symmetry up and down of described threaded block separator 7, the left and right in described outside extends the up and down axis of symmetry of guiding raised line 79 away from described threaded block separator 7, wherein, each one in the profile portion 700 of the inner side of described upper isolated operation part 71 and lower isolated operation part 72 includes the symmetrical contoured surface 701 in front and back, each contoured surface 701 includes: the left-hand thread block group ejection elevated portion 78 being positioned at left side, left intermediate incline 77, left-hand thread block group reset contraction flow region 761, be positioned at the right-hand thread block group reset contraction flow region 762 on right side, right intermediate incline 75 and right-hand thread block group ejection elevated portion 74, described threaded block separator 7 can in position, intermediate portion and stretch out in described movable stand 8 operation shank 70 operate under and moving in left position with between right position, thus, when described threaded block separator 7 is located at left position, described left-hand thread block group reset contraction flow region 761 engage with described left-hand thread block group thus described thread pockets is clamped and to be engaged on described screw rod 6 in case by described screw rod 6 left section of screw drive so that drive described movable stand 8 to walk, now described right-hand thread block group ejection elevated portion 78 engages with described right-hand thread block group thus described right-hand thread block group is backed down to be disengaged with right section of screw thread of described screw rod 6, when described threaded block separator 7 is located at right position, described right-hand thread block group reset contraction flow region 762 engages with described right-hand thread block group thus makes right section of described right-hand thread block group and described screw rod 6 to be threadedly engaged, now described left-hand thread block group ejection elevated portion 78 engages with described left-hand thread block group thus described left-hand thread block group is backed down to be disengaged with left section of screw thread of described screw rod 6, thus be convenient to utilize movable stand 8 described in right section of screw drive of described screw rod 6 to walk, cushion block 201 is provided with bottom described motor 2 and between described track cross beam 5, described cushion block 201 is by being equipped with limit sensors 202 on the right side of described movable stand 8 side and described frame 9, send signal after touching described limit sensors 202 when described movable stand 8 moves left and right and control described motor 2 and stop operating, described limit sensors 202 is touch sensor.
Advantageously, wherein, the upper and lower side of described left group of preceding thread block 32 comprises the guide part slided in anterior upside gathering sill 832 and underside of forward gathering sill 834 respectively, and the upper and lower side of described and left group of rear thread block 31 comprises the guide part of slip in gathering sill 833 on the downside of gathering sill 831 and rear portion on the upside of rear portion respectively.
Similarly or similarly, the upper and lower side of described right group of preceding thread block also comprises the guide part slided in anterior upside gathering sill and underside of forward gathering sill respectively, and the upper and lower side of described right group of rear thread block 41 comprises the guide part slided in gathering sill on the downside of gathering sill and rear portion on the upside of rear portion respectively.
Advantageously, wherein, the accuracy of thread of described left section of screw thread and right section of screw thread or pitch different.
Owing to have employed, there are two sections of different screw threads of precision, and adopt different engagement threads blocks operationally to engage, therefore, it is possible to the driving realizing different accuracy is selected, and then realize different process velocities and the selection of working (machining) efficiency.Owing to utilizing the left-hand thread block group and right-hand thread block group that can alternately engage with screw rod, therefore ensure from frame for movement and achieve left-hand thread block group and right-hand thread block group alternatively engages with screw rod, this can ensure that screw rod can not produce movement interference by threaded block under the state of screw drive.By the setting of threaded block separator, its can at the place of two orientation up and down of screw rod to fixture block to operating, therefore stress equalization and operate smooth and easy, and by arranging the symmetrical contoured surface in front and back on each arm backing down part, right each fixture block symmetry in motion moves can to guarantee each fixture block, makes each fixture block guarantee to throw off with screw rod or engage.
By with upper type, those skilled in the art can make various change according to mode of operation within the scope of the invention.
Claims (3)
1. the removable and processing unit (plant) of anti-overtravel of a processing head, for carrying out machined to workpiece (200), comprise frame (9), movable stand (8) and the downside being fixed on movable stand (8) are used for the connecting portion (89) that is connected with processing head (890), wherein, driven by motor (2) and be installed in rotation on the screw rod (6) that left and right in described frame (9) extends and extend through described movable stand (8), described movable stand (8) is carried on the track cross beam (5) that the left and right that is fixedly connected with described frame (9) extends slidably, left-hand thread block group and right-hand thread block group is respectively arranged with in described movable stand (8), described left-hand thread block group comprises left group of preceding thread block (32) and left group of rear thread block (31), and can thread pockets be clamped and be engaged on left section of screw thread of described screw rod (6) under the effect on top compression elasticity element (300), described right-hand thread block group comprises right group of preceding thread block and right group of rear thread block (41) and can be slidably engaged right section of screw thread of described screw rod (6) under the effect of top compression elasticity element, wherein, the threaded block separator (7) horizontally slipped is provided with in described movable stand (8), it upper and lower symmetrically arranged upper isolated operation part (71) comprising utilization connection floor (712) and be fixed together and lower isolated operation part (72), described upper isolated operation part (71) and lower isolated operation part (72) lay respectively at described screw rod (6) the upper side and lower side and between described left group of preceding thread block (32) and left group of rear thread block (31) and between described right group of preceding thread block and right group of rear thread block (41), wherein, the symmetrical configuration of described upper isolated operation part (71) and lower isolated operation part (72) and the left and right comprising outside respectively extend the profile portion (700) of guiding raised line (79) and inner side, the axis of symmetry up and down of the close described threaded block separator (7) of profile portion (700) of described inner side, the left and right in described outside extends the up and down axis of symmetry of guiding raised line (79) away from described threaded block separator (7), wherein, each one in the profile portion (700) of the inner side of described upper isolated operation part (71) and lower isolated operation part (72) includes the symmetrical contoured surface (701) in front and back, each contoured surface (701) includes: left-hand thread block group ejection elevated portion (78) being positioned at left side, left intermediate incline (77), left-hand thread block group reset contraction flow region (761), be positioned at right-hand thread block group reset contraction flow region (762) on right side, right intermediate incline (75) and right-hand thread block group ejection elevated portion (74), described threaded block separator (7) can be positioned at position, intermediate portion and move in left position with between right position under operation shank (70) operation stretching out in described movable stand (8), thus, when described threaded block separator (7) is located at left position, described left-hand thread block group reset contraction flow region (761) engage with described left-hand thread block group thus described thread pockets is clamped and be engaged in described screw rod (6) upper in case by described screw rod (6) left section of screw drive so that drive described movable stand (8) to walk, now described right-hand thread block group ejection elevated portion (78) engages with described right-hand thread block group thus described right-hand thread block group is backed down to be disengaged with right section of screw thread of described screw rod (6), when described threaded block separator (7) is located at right position, described right-hand thread block group reset contraction flow region (762) engages with described right-hand thread block group thus makes right section of described right-hand thread block group and described screw rod (6) to be threadedly engaged, now described left-hand thread block group ejection elevated portion (78) engages with described left-hand thread block group thus described left-hand thread block group is backed down to be disengaged with left section of screw thread of described screw rod (6), thus be convenient to utilize movable stand (8) described in right section of screw drive of described screw rod (6) to walk, cushion block (201) is provided with between described motor (2) bottom and described track cross beam (5), described cushion block (201) is equipped with limit sensors (202) by described movable stand (8) side and described frame (9) right side, send signal touch described limit sensors (202) when described movable stand (8) moves left and right after and control described motor (2) and stop operating, described limit sensors (202) is touch sensor.
2. the removable and processing unit (plant) of anti-overtravel of a kind of processing head as claimed in claim 1, wherein, the upper and lower side of described left group of preceding thread block (32) comprises the guide part slided in anterior upside gathering sill (832) and underside of forward gathering sill (834) respectively, and the upper and lower side of described and left group of rear thread block (31) comprises the guide part of the middle slip of gathering sill (833) on the downside of gathering sill (831) and rear portion on the upside of rear portion respectively.
3. the removable and processing unit (plant) of anti-overtravel of a kind of processing head as claimed in claim 1 or 2, wherein, accuracy of thread or the pitch of described left section of screw thread and right section of screw thread are different.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610010663.0A CN105458525A (en) | 2016-01-08 | 2016-01-08 | Processing device being provided with movable processing head and being able to prevent overtravel |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610010663.0A CN105458525A (en) | 2016-01-08 | 2016-01-08 | Processing device being provided with movable processing head and being able to prevent overtravel |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN105458525A true CN105458525A (en) | 2016-04-06 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201610010663.0A Pending CN105458525A (en) | 2016-01-08 | 2016-01-08 | Processing device being provided with movable processing head and being able to prevent overtravel |
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| CN (1) | CN105458525A (en) |
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2049581U (en) * | 1989-04-24 | 1989-12-20 | 武进县寨桥农机厂 | Fast and slowly fastening program-controlled self-locked anvil vice |
| CN202106068U (en) * | 2011-05-17 | 2012-01-11 | 河南中原吉凯恩气缸套有限公司 | Differential tool setting device |
| CN203830913U (en) * | 2014-03-19 | 2014-09-17 | 浙江森拉特暖通设备有限公司 | Precise feeding mechanism of stainless steel tube laser cutting machine |
| US20150069039A1 (en) * | 2013-09-11 | 2015-03-12 | Dinse G.M.B.H. | Mount for a welding gun for connecting said welding gun to an arm of a welding robot |
| CN105174202A (en) * | 2015-07-17 | 2015-12-23 | 南开大学 | Mechanically controllable break junction (MCBJ) device capable of realizing picometer grade continuous change with screw pitch differences |
-
2016
- 2016-01-08 CN CN201610010663.0A patent/CN105458525A/en active Pending
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2049581U (en) * | 1989-04-24 | 1989-12-20 | 武进县寨桥农机厂 | Fast and slowly fastening program-controlled self-locked anvil vice |
| CN202106068U (en) * | 2011-05-17 | 2012-01-11 | 河南中原吉凯恩气缸套有限公司 | Differential tool setting device |
| US20150069039A1 (en) * | 2013-09-11 | 2015-03-12 | Dinse G.M.B.H. | Mount for a welding gun for connecting said welding gun to an arm of a welding robot |
| CN203830913U (en) * | 2014-03-19 | 2014-09-17 | 浙江森拉特暖通设备有限公司 | Precise feeding mechanism of stainless steel tube laser cutting machine |
| CN105174202A (en) * | 2015-07-17 | 2015-12-23 | 南开大学 | Mechanically controllable break junction (MCBJ) device capable of realizing picometer grade continuous change with screw pitch differences |
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Application publication date: 20160406 |