CN110450073B - Positioning device - Google Patents
Positioning device Download PDFInfo
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- CN110450073B CN110450073B CN201910812626.5A CN201910812626A CN110450073B CN 110450073 B CN110450073 B CN 110450073B CN 201910812626 A CN201910812626 A CN 201910812626A CN 110450073 B CN110450073 B CN 110450073B
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- positioning
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- driving
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- 239000000463 material Substances 0.000 claims abstract description 93
- 230000001360 synchronised effect Effects 0.000 claims description 26
- 230000007246 mechanism Effects 0.000 claims description 12
- 230000000149 penetrating effect Effects 0.000 claims description 6
- 230000009471 action Effects 0.000 abstract description 6
- 238000010586 diagram Methods 0.000 description 3
- 230000001105 regulatory effect Effects 0.000 description 3
- 230000005540 biological transmission Effects 0.000 description 2
- 230000008859 change Effects 0.000 description 2
- 238000012423 maintenance Methods 0.000 description 2
- 238000004519 manufacturing process Methods 0.000 description 2
- 238000000034 method Methods 0.000 description 2
- 230000008569 process Effects 0.000 description 2
- 238000007789 sealing Methods 0.000 description 2
- 229910000831 Steel Inorganic materials 0.000 description 1
- 239000000428 dust Substances 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 239000012535 impurity Substances 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 230000003993 interaction Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 239000011368 organic material Substances 0.000 description 1
- 230000002035 prolonged effect Effects 0.000 description 1
- 239000010959 steel Substances 0.000 description 1
Classifications
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B25—HAND TOOLS; PORTABLE POWER-DRIVEN TOOLS; MANIPULATORS
- B25B—TOOLS OR BENCH DEVICES NOT OTHERWISE PROVIDED FOR, FOR FASTENING, CONNECTING, DISENGAGING OR HOLDING
- B25B11/00—Work holders not covered by any preceding group in the subclass, e.g. magnetic work holders, vacuum work holders
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B25—HAND TOOLS; PORTABLE POWER-DRIVEN TOOLS; MANIPULATORS
- B25J—MANIPULATORS; CHAMBERS PROVIDED WITH MANIPULATION DEVICES
- B25J19/00—Accessories fitted to manipulators, e.g. for monitoring, for viewing; Safety devices combined with or specially adapted for use in connection with manipulators
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- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Robotics (AREA)
- Jigs For Machine Tools (AREA)
- Manipulator (AREA)
Abstract
The invention belongs to the technical field of material positioning equipment, and particularly relates to a positioning device which comprises a positioning component and a rotary driving component, wherein the driving end of the rotary driving component is connected with the positioning component, the rotary driving component is used for driving the positioning component to rotate, a positioning groove for containing materials is formed in the positioning component, and the positioning groove extends back to the rotation center of the positioning component or extends along the rotation direction of the positioning component. Under the action of the rotating centrifugal force of the positioning component, the material is thrown to the end part of the positioning groove, so that the positioning of the material is realized, after the material passes through the positioning device, the subsequent mechanical arm is easy to grasp and has small difficulty, the time spent for grasping is short, the efficiency is high, and the accuracy of grasping the material by the subsequent mechanical arm is high; the positioning device is simple in structure, and after being matched with the manipulator, the positioning device does not need to be matched with other positioning devices with high precision and high cost, so that the material processing cost can be effectively reduced.
Description
Technical Field
The invention belongs to the technical field of material positioning equipment, and particularly relates to a positioning device.
Background
In the processing manufacturing process of the cutter, the material for producing the cutter is taken by the manipulator and placed on processing equipment, the placement of the material for producing the cutter is generally disordered, the difficulty of grabbing the material by the manipulator is large, the time is long, the efficiency is low, meanwhile, after the material is grabbed by the manipulator, the material is easy to drop from the manipulator, further, the grabbing difficulty and grabbing time of the material are increased, and the efficiency of material processing is seriously affected.
Disclosure of Invention
The invention aims to provide a positioning device and aims to solve the technical problems of large difficulty and low efficiency of grabbing materials by a manipulator in the prior art.
In order to achieve the above purpose, the invention adopts the following technical scheme: the utility model provides a positioner, includes locating component and rotary drive subassembly, rotary drive subassembly's drive end with locating component connects, rotary drive subassembly is used for the drive locating component rotates, be equipped with the constant head tank that is used for holding the material on the locating component, the constant head tank dorsad locating component's rotation center extends or follows locating component's rotation direction extends.
Optionally, the positioning groove comprises a large-size section for accommodating materials and a small-size section for clamping with the outer circle of the materials; when the positioning groove extends back to the rotation center of the positioning assembly, the large-size section is communicated with the small-size section, the large-size section is close to the rotation center of the positioning assembly, and the small-size section is far away from the rotation center of the positioning assembly; when the positioning groove extends along the rotation direction of the positioning assembly, the large-size section and the small-size section are communicated.
Optionally, the small-sized section is arc-shaped.
Optionally, the locating component includes positioning disk and rotary disk, the constant head tank set up in on the terminal surface of positioning disk and run through the positioning disk, the rotary disk is located the below of positioning disk, the rotary disk seals the bottom of constant head tank, rotary drive component's drive end with the rotary disk is connected and is used for driving the rotary disk rotates.
Optionally, the positioning disc and the rotating disc are wear resistant discs.
Optionally, the positioning assembly further comprises a rotating sleeve, a rotating shaft and a first bearing, the inner ring of the first bearing is fixed on the rotating shaft, the rotating sleeve is fixed outside the outer ring of the first bearing, the rotating disc is installed on the rotating sleeve, a penetrating hole is formed in the rotating disc, the upper end of the rotating shaft penetrates through the penetrating hole and then is connected with the positioning disc, and the driving end of the rotary driving assembly is connected with the rotating sleeve and used for driving the rotating sleeve to rotate.
Optionally, the positioning assembly further comprises a positioning pin, a quick-screwing screw and a fixed disc, and the fixed disc is mounted on the rotating shaft; the locating plate is provided with a first through hole and a second through hole, the fixing plate is provided with a fixing hole and a threaded hole, the locating pin sequentially penetrates through the first through hole and the fixing hole, and the quick-screwing screw penetrates through the second through hole and then is in threaded connection with the threaded hole.
Optionally, the positioning device further comprises a second bearing and a fixing sleeve for fixedly connecting with an external part, wherein the inner ring of the second bearing is fixed outside the rotating sleeve, and the fixing sleeve is fixed outside the outer ring of the second bearing.
Optionally, the positioning assembly further comprises a rotation driving piece, wherein the driving end of the rotation driving piece is connected with the positioning disc and used for driving the positioning disc to rotate, and the rotation direction of the positioning disc is opposite to the rotation direction of the rotating disc.
Optionally, the rotary driving assembly comprises a motor and a synchronous pulley mechanism, the motor is located at the side part of the positioning assembly, and the motor is connected with the positioning assembly through the synchronous pulley mechanism.
The positioning device provided by the invention has at least one of the following technical effects: when the device is used, a material is placed in the positioning groove, then the rotary driving assembly is started, the rotary driving assembly drives the positioning assembly to rotate, and the material is thrown to the end part of the positioning groove under the action of the rotary centrifugal force of the positioning assembly, so that the positioning of the material is realized, after the material is positioned by the positioning device, the grabbing of a subsequent manipulator is easy and difficult, the time spent for grabbing is short, the efficiency is high, and the accuracy of grabbing the material by the subsequent manipulator is high; meanwhile, the positioning device is simple in structure, and after being matched with the manipulator, the positioning device does not need to be matched with other positioning devices with high precision and high cost, so that the cost of material processing equipment can be effectively and greatly reduced.
Drawings
In order to more clearly illustrate the technical solutions of the embodiments of the present invention, the drawings that are needed in the embodiments or the description of the prior art will be briefly described below, it being obvious that the drawings in the following description are only some embodiments of the present invention, and that other drawings may be obtained according to these drawings without inventive effort for a person skilled in the art.
Fig. 1 is a schematic structural diagram of a positioning device according to an embodiment of the present invention.
Fig. 2 is a cross-sectional view taken along line A-A of fig. 1.
Fig. 3 is a partial enlarged view at B in fig. 2.
Fig. 4 is a schematic structural view of the positioning device shown in fig. 1 from another view.
Fig. 5 is a schematic structural view of a positioning disc provided with positioning grooves extending along a direction inclined by a predetermined angle in a radial direction of a positioning assembly of a positioning device according to an embodiment of the present invention.
Fig. 6 is a schematic structural diagram of a positioning disc provided with positioning grooves extending along a radial direction of a positioning assembly of the positioning device according to an embodiment of the present invention.
Fig. 7 is a schematic structural diagram of a positioning disc provided with positioning grooves extending along a rotation direction of a positioning assembly of the positioning device according to an embodiment of the present invention.
Wherein, each reference sign in the figure:
100-positioning assembly 101-positioning groove 102-positioning disk
103-Rotating disk 104-rotating sleeve 105-rotating shaft
106-First bearing 107-locating pin 108-quick screw
109-Fixed disk 110-first stop collar 111-bearing end cover
112-Sealing ring 113-second stop collar 114-connecting disc
200-Rotation driving assembly 201-motor 202-synchronous pulley mechanism
300-Second bearing 400-fixed sleeve 500-rotary driving member
600-Speed measuring sensor 700-material 1011-large-size section
1012-Small-sized section 1021-first through hole 1022-second through hole
1031-Penetrating hole 1141-avoiding hole 2021-synchronous belt
2022-Synchronous pulleys.
Detailed Description
Embodiments of the present invention are described in detail below, examples of which are illustrated in the accompanying drawings, wherein like or similar reference numerals refer to like or similar elements or elements having like or similar functions throughout. The embodiments described below by referring to the drawings are illustrative and intended to explain the present invention and should not be construed as limiting the invention.
In the description of the present invention, it should be understood that the terms "length," "width," "upper," "lower," "front," "rear," "left," "right," "vertical," "horizontal," "top," "bottom," "inner," "outer," and the like indicate orientations or positional relationships based on the orientation or positional relationships shown in the drawings, merely to facilitate describing the present invention and simplify the description, and do not indicate or imply that the devices or elements referred to must have a specific orientation, be configured and operated in a specific orientation, and therefore should not be construed as limiting the present invention.
Furthermore, the terms "first," "second," and the like, are used for descriptive purposes only and are not to be construed as indicating or implying a relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defining "a first" or "a second" may explicitly or implicitly include one or more such feature. In the description of the present invention, the meaning of "a plurality" is two or more, unless explicitly defined otherwise.
In the present invention, unless explicitly specified and limited otherwise, the terms "mounted," "connected," "secured," and the like are to be construed broadly, and may be, for example, fixedly connected, detachably connected, or integrally formed; can be mechanically or electrically connected; can be directly connected or indirectly connected through an intermediate medium, and can be communicated with the inside of two elements or the interaction relationship of the two elements. The specific meaning of the above terms in the present invention can be understood by those of ordinary skill in the art according to the specific circumstances.
As shown in fig. 1 to 5, in one embodiment of the present invention, a positioning device is provided, including a positioning assembly 100 and a rotary driving assembly 200, where the driving end of the rotary driving assembly 200 is connected to the positioning assembly 100, the rotary driving assembly 200 is used to drive the positioning assembly 100 to rotate, the positioning assembly 100 is provided with a positioning slot 101 for accommodating a material 700, the positioning slot 101 extends away from a rotation center of the positioning assembly 100 or extends along a rotation direction of the positioning assembly 100 (see fig. 7 in particular), the positioning slot 101 extends away from the rotation center of the positioning assembly 100, the positioning slot 101 may extend along a radial direction of the positioning assembly 100 (see fig. 6 in particular), and the positioning slot 101 may also extend along a direction inclined by a predetermined angle along the radial direction of the positioning assembly 100 (see fig. 5 in particular).
Specifically, when the positioning device disclosed by the embodiment of the invention is used, firstly, the material 700 is placed in the positioning groove 101, then the rotary driving assembly 200 is started, the rotary driving assembly 200 drives the positioning assembly 100 to rotate, and the material 700 is thrown to the end part of the positioning groove 101 under the action of the rotary centrifugal force of the positioning assembly 100, so that the positioning of the material 700 is realized, the grabbing of the subsequent manipulator is easy and difficult after the material 700 is positioned by the positioning device, the grabbing time is short, the efficiency is high, and the accuracy of grabbing the material 700 by the subsequent manipulator is high; meanwhile, the positioning device is simple in structure, and after being matched with the manipulator, the positioning device does not need to be matched with other positioning devices with high precision and high cost, so that the cost of the material 700 processing equipment can be effectively and greatly reduced.
In another embodiment of the present invention, the positioning groove 101 of the positioning device is provided to include a large-sized section 1011 for accommodating the material 700 and a small-sized section 1012 for being snapped with the outer circumference of the material 700; when the positioning groove 101 extends away from the rotation center of the positioning assembly 100, the large-sized section 1011 and the small-sized section 1012 are communicated, the large-sized section 1011 is disposed close to the rotation center of the positioning assembly 100, and the small-sized section 1012 is disposed away from the rotation center of the positioning assembly 100. Specifically, the material 700 is placed in the large-size section 1011, the positioning assembly 100 moves away from the rotation center direction of the positioning assembly 100 under the action of the rotation centrifugal force in the rotation process, the material 700 moves from the large-size section 1011 to the small-size section 1012 and is clamped in the small-size section 1012, and the material 700 can be fixed in the positioning assembly 100, so that the subsequent grabbing operation of the manipulator is easier and the efficiency is higher.
In another embodiment of the present invention, referring to fig. 1 and 5, a positioning groove 101 of the positioning device is provided, which comprises a large-sized section 1011 for accommodating a material 700 and a small-sized section 1012 for being engaged with an outer circumference of the material 700; when the positioning groove 101 extends in the rotation direction of the positioning assembly 100, the large-sized section 1011 and the small-sized section 1012 communicate. Specifically, the material 700 is placed in the large-size section 1011, and the positioning assembly 100 relatively rotates in the direction towards the small-size section 1012, so that the material 700 moves along the extending direction of the positioning groove 101 under the action of the rotation centrifugal force, the material 700 moves from the large-size section 1011 to the small-size section 1012 and is clamped in the small-size section 1012, and the material 700 can be fixed on the positioning assembly 100, so that the grabbing operation of the subsequent manipulator is easier and the efficiency is higher.
Further, the size of the large-size section 1011 of the positioning groove 101 is larger than the external size of the material 700, and the operation of placing the material 700 into the positioning groove 101 is simple and difficult.
In another embodiment of the present invention, referring to fig. 1 and 5, the small-sized section 1012 of the positioning device is provided in a circular arc shape. Specifically, when the material 700 moves from the large-size section 1011 to the small-size section 1012, the outer circumference of the material 700 is abutted against the inner circumferential wall of the small-size section 1012, so that the circle center of the circumcircle of the material 700 coincides with the circle center of the circular arc wall surface of the small-size section 1012, the installation position of the material 700 in the positioning groove 101 is accurate, and the accurate grabbing of the subsequent manipulator is facilitated.
In another embodiment of the present invention, referring to fig. 1 and 5, the large-sized section 1011 of the positioning apparatus is provided in a quadrilateral shape. Specifically, the large-size section 1011 is quadrilateral, and has regular shape and convenient processing and manufacturing.
Further, the junction of the inner wall surface of the large-sized section 1011 and the inner wall surface of the small-sized section 1012 is smoothly transited, so that the material 700 can be smoothly moved into the small-sized section 1012.
In another embodiment of the present invention, referring to fig. 1 and 5, a positioning assembly 100 of the positioning device is provided with a plurality of positioning slots 101, where each positioning slot 101 is uniformly spaced along a circumferential direction of a rotation central axis of the positioning assembly 100. Specifically, the positioning assembly 100 is provided with the plurality of positioning grooves 101, so that the positioning of a plurality of materials 700 can be simultaneously satisfied, the subsequent manipulator can conveniently grasp a plurality of materials 700 at one time, the grasping efficiency of the materials 700 is improved, or the grasping efficiency of the subsequent plurality of manipulators is satisfied, and the grasping efficiency of the materials 700 is improved; and each positioning groove 101 is uniformly arranged at intervals along the circumferential direction of the rotation central axis of the positioning assembly 100, so that the material 700 in the positioning groove 101 is smoothly clamped into the small-sized section 1012 in the positioning groove 101 under the action of the centrifugal force generated by the rotation of the positioning assembly 100.
In another embodiment of the present invention, referring to fig. 1, 2 and 3, a positioning assembly 100 of the positioning device is provided, which includes a positioning disc 102 and a rotating disc 103, a positioning slot 101 is disposed on an end surface of the positioning disc 102 and penetrates through the positioning disc 102, the rotating disc 103 is located below the positioning disc 102, the rotating disc 103 seals a bottom of the positioning slot 101, and a driving end of a rotary driving assembly 200 is connected to the rotating disc 103 and is used for driving the rotating disc 103 to rotate. Specifically, when the positioning groove 101 extends along the radial direction of the positioning assembly 100, the material 700 is placed in the positioning groove 101, the bottom of the material 700 is borne on the rotating disc 103, the rotating driving assembly 200 drives the rotating disc 103 to rotate, and meanwhile, the rotating disc 103 drives the material 700 to move in the positioning groove 101 and be smoothly clamped into the positioning groove 101, so that after the rotating disc 103 rotates and the material 700 is clamped into the positioning groove 101 on the positioning disc 102, the position of the material 700 on the positioning disc 102 is fixed, and thus, the follow-up mechanical arms grasp the material 700 at the same position on the positioning disc 102, the grasping operation accuracy of the material 700 is high, and the grasping efficiency of the mechanical arms is higher; when the positioning groove 101 extends along the direction of the radial inclination of the positioning component 100 by a predetermined angle or extends along the rotation direction of the positioning component 100, when the material 700 is placed in the positioning groove 101, the bottom of the material 700 is borne on the rotating disc 103, the rotating driving component 200 drives the rotating disc 103 to rotate towards the small-size section 1012 of the positioning groove 101, meanwhile, the rotating disc 103 drives the material 700 to move in the positioning groove 101 and smoothly clamp into the positioning groove 101, so that after the material 700 is clamped into the positioning groove 101 on the positioning disc 102 under the rotation of the rotating disc 103, the position of the material 700 on the positioning disc 102 is fixed, and thus, the follow-up mechanical hands are all positioned at the same position on the positioning disc 102 to clamp the material 700, the accuracy of the grabbing operation of the material 700 is high, and the grabbing efficiency of the mechanical hands is higher.
In another embodiment of the invention, both the positioning plate 102 and the rotating plate 103 of the positioning device are provided as wear resistant plates. Specifically, the rotating disc 103 and the positioning disc 102 are made of wear-resistant organic materials, and the rotating disc 103 and the positioning disc 102 have good wear resistance, so that the surface of the material 700 is not damaged when the material 700 contacts the rotating disc 103 and the positioning disc 102.
Further, the positioning device adopts high-quality steel materials according to requirements except for the positioning disc 102 and the rotating disc 103, so that the structure of the positioning device is stable and firm, and the performance is stable.
In another embodiment of the present invention, referring to fig. 1,2 and 3, the positioning assembly 100 of the positioning device further includes a rotating sleeve 104, a rotating shaft 105 and a first bearing 106, wherein an inner ring of the first bearing 106 is fixed on the rotating shaft 105, the rotating sleeve 104 is fixed outside an outer ring of the first bearing 106, the rotating disc 103 is mounted on the rotating sleeve 104, a penetrating hole 1031 is formed on the rotating disc 103, an upper end of the rotating shaft 105 is connected with the positioning disc 102 after passing through the penetrating hole 1031, and a driving end of the rotary driving assembly 200 is connected with the rotating sleeve 104 and is used for driving the rotating sleeve 104 to rotate. Specifically, the upper end of the rotating sleeve 104 is connected with the rotating disc 103, the lower end of the rotating sleeve 104 is connected with the rotating driving assembly 200, the rotating driving assembly 200 drives the rotating sleeve 104, and the rotating sleeve 104 drives the rotating disc 103 to rotate, so that the rotating disc 103 rotates; the rotating sleeve 104 is fixed outside the outer ring of the first bearing 106, the rotating disc 103 is arranged on the rotating sleeve 104, so that the rotating shaft 105 cannot rotate along with the rotating sleeve 104 in the rotating process of the rotating sleeve 104, and the positioning disc 102 and the rotating disc 103 are separated, so that the position of the positioning disc 102 is prevented from being influenced by the rotation of the rotating disc 103, the position of the positioning disc 102 is prevented from being changed, the accurate grabbing of a subsequent manipulator is facilitated, and the grabbing efficiency of the material 700 is improved; meanwhile, the rotating shaft 105 also plays a role in radially positioning the rotating sleeve 104, so that the rotating sleeve 104 rotates stably and reliably, the material 700 can be stably clamped into the small-size section 1012 of the positioning groove 101, and the material 700 is prevented from being damaged. The through holes 1031 on the rotating disc 103 provide avoidance space for the rotation shaft 105 to pass through, so that the positioning disc 102 can be stably mounted on the rotating shaft 105, and interference between the rotating disc 103 and the positioning disc 102 is prevented.
Further, the upper end and the lower end of the connecting shaft are respectively provided with a first bearing 106, so that the stability of the movement of the connecting shaft and the rotating sleeve 104 is ensured; the middle part cover of connecting axle is equipped with first stop collar 110, and the both ends of first stop collar 110 butt respectively on the first bearing 106 of the upper and lower end of connecting axle to realize the axial location of first bearing 106, guarantee the stable reliability of this positioner operation.
In another embodiment of the present invention, referring to fig. 1,3 and 5, the positioning assembly 100 of the positioning device further includes a positioning pin 107 and a quick screw 108, and the fixing plate 109 is mounted on the rotating shaft 105; the positioning plate 102 is provided with a first through hole 1021 and a second through hole 1022, the fixing plate 109 is provided with a fixing hole (not shown) and a threaded hole (not shown), the positioning pin 107 sequentially penetrates through the first through hole 1021 and the fixing hole, and the quick-screwing screw 108 penetrates through the second through hole 1022 and is in threaded connection with the threaded hole. Specifically, after the locating pin 107 sequentially passes through the first through hole 1021 on the locating plate 102 and the fixing hole on the fixing plate 109, thereby connecting the locating plate 102 with the fixing plate 109, adopting the connection mode of the locating pin 107, the dismounting of the locating plate 102 and the fixing plate 109 is convenient, meanwhile, the quick screw 108 passes through the second through hole 1022 and then is in threaded connection with the threaded hole, the dismounting of the locating plate 102 and the fixing plate 109 can be realized only by rotating the quick screw, and the replacement operation of the locating plate 102 is convenient and quick, so that when the materials 700 with different sizes are positioned, the positioning requirements of the materials 700 with different sizes can be met only by replacing the locating plate 102 with the locating slot 101 with the corresponding size.
Further, two connection modes of the positioning pin 107 and the quick-screwing screw 108 are adopted between the positioning plate 102 and the fixing plate 109, so that the connection between the fixing plate 109 and the positioning plate 102 is stable and reliable, and the positioning of the material 700 is stable and reliable.
Further, the number of the positioning pins 107 may be two, three or more, or the number of the quick screws 108 may be two, three or more, and each positioning pin 107 and each quick screw 108 may be sequentially and uniformly spaced along the circumferential direction of the positioning plate 102.
Further, the fixing plate 109 is located in the through hole 1031.
In another embodiment of the present invention, referring to fig. 1, 2 and 3, the positioning assembly 100 of the positioning device is provided further comprising a connection disc 114, wherein the connection disc 114 is mounted on the rotation sleeve 104; the middle part of connection pad 114 has been seted up and has been dodged hole 1141, fixed disk 109 is located dodges hole 1141, rotary disk 103 passes through the fix with screw on connection pad 114, can realize the change of rotary disk 103 through the dismantlement of screw like this, after rotary disk 103 wearing and tearing, can in time change rotary disk 103, make things convenient for this positioner's maintenance and maintenance, prolong this positioner's life, simultaneously through connection of connection pad 114, rotary disk 103's volume can be reduced effectively, thereby reduce whole positioner's cost effectively.
In another embodiment of the present invention, referring to fig. 1, 3 and 4, the positioning device further includes a second bearing 300 and a fixing sleeve 400 for fixedly connecting with an external part, the inner ring of the second bearing 300 is fixed to the outside of the rotating sleeve 104, and the fixing sleeve 400 is fixed to the outside of the second bearing 300. Specifically, the positioning device can be installed on an external processing device through the fixing sleeve 400, so that the positioning device can be conveniently matched with the external processing device for use, the feeding speed of the material 700 can be effectively improved, and the automatic feeding of the material 700 during processing can be realized; the fixing sleeve 400 is fixed outside the rotary sleeve 104 through the second bearing 300, so that the rotation of the rotary sleeve 104 can not interfere with the processing device, the normal and stable operation of the positioning device is ensured, and meanwhile, the fixing sleeve 400 can also play a good supporting and fixing role, and the stable and reliable operation of the positioning device is ensured.
Further, the bearing end caps 111 are installed at the upper end and the lower end of the fixing sleeve 400, and the sealing rings 112 are arranged between the bearing end caps 111 and the rotating sleeve 104, so that external dust, moisture and other impurities are prevented from entering the fixing sleeve 400 to corrode and damage the rotating sleeve 104 and the second bearing 300, the stability and reliability of the movement of the positioning device are ensured, and the service life of the positioning device is prolonged.
Further, the upper end and the lower end of the rotating sleeve 104 are respectively provided with a second bearing 300, so that the stability of the movement of the rotating sleeve 104 is ensured; the middle part of the rotary sleeve 104 is sleeved with a second limiting sleeve 113, and two ends of the second limiting sleeve 113 are respectively abutted on the second bearings 300 at the upper end and the lower end of the rotary sleeve 104, so that the axial positioning of the second bearings 300 is realized, and the running stability and reliability of the positioning device are ensured.
In another embodiment of the present invention, referring to fig. 1, 3 and 4, the positioning assembly 100 of the positioning device further includes a rotation driving member 500, where the driving end of the rotation driving member 500 is connected to the positioning disc 102 and is used to drive the positioning disc 102 to rotate, and the rotation direction of the positioning disc 102 is opposite to the rotation direction of the rotating disc 103. Specifically, the rotation driving member 500 drives the positioning disc 102 to rotate in the opposite direction to the rotating disc 103, on one hand, the rotation speed of the rotating disc 103 is accelerated relative to the rotation speed of the positioning disc 102, so that the time for clamping the material 700 into the small-size section 1012 for positioning can be shortened, and the positioning efficiency is improved; on the other hand, through the rotation certain angle of positioning disk 102 to guarantee that material 700 all is located positioner's same position around, make subsequent manipulator snatch material 700 from same position, guarantee that the manipulator can accurately snatch material 700, reduce the snatch degree of difficulty of manipulator.
In another embodiment of the present invention, referring to fig. 1, 3 and 4, a rotary driving assembly 200 of the positioning device is provided, which includes a motor 201 and a synchronous pulley mechanism 202, the motor 201 is located at a side of the positioning assembly 100, and the motor 201 is connected to the positioning assembly 100 through the synchronous pulley mechanism 202. Specifically, the conveying shaft of the motor 201 transmits rotary power to the positioning assembly 100 through the synchronous pulley mechanism 202 so as to drive the positioning assembly 100 to rotate, and a power transmission mode of the motor 201 and the synchronous pulley mechanism 202 is adopted, so that the power transmission is stable and reliable, and the stable and reliable operation of the positioning device is ensured.
Further, the rotary drive 500 also includes a motor 201 and a timing pulley mechanism 202, the motor 201 being located at a side portion of the positioning assembly 100, the motor 201 being connected to the rotary shaft 105 through the timing pulley mechanism 202.
Still further, the synchronous pulley mechanism 202 may include a synchronous belt 2021 and two synchronous pulleys 2022, the motor 201 is located at a side portion of the rotating sleeve 104, one synchronous pulley 2022 is mounted on an output shaft of the motor 201, the other synchronous pulley 2022 is mounted on the rotating sleeve 104 or the rotating shaft 105, the synchronous belt 2021 is wound on the two synchronous pulleys 2022, the motor 201 drives one synchronous pulley 2022 to rotate, and through connection of the synchronous belt 2021, the other synchronous pulley 2022 rotates together, rotation power of the motor 201 is transmitted to the rotating sleeve 104 or the rotating shaft 105, so that the rotating disc 103 mounted on the rotating sleeve 104 or the positioning disc 102 mounted on the rotating shaft 105 is driven to rotate, and the material 700 is clamped into the small-size section 1012, so that positioning of the material 700 is achieved.
Further, the motor 201 of the rotary driving member 500 is a servo motor, which is of the brand Mitsubishi, and has a power of 400W, and the servo motor drives the synchronous pulley 2022, and the synchronous pulley 2022 drives the rotary sleeve 104 to rotate, thereby driving the rotary disc 103 connected thereto to rotate.
Further, the motor 201 of the rotary driving assembly 200 is a speed-adjusting motor, its brand is east force, the speed is 0-150R/min, the power is 60W, and the synchronous pulley 2022 of the rotary driving assembly 200 is a high torque synchronous pulley 2022, the speed-adjusting motor drives the high torque synchronous pulley 2022, the high torque synchronous pulley 2022 drives the lower rotary shaft 105 to rotate, thereby driving the positioning plate 102 connected with the speed-adjusting motor to rotate. Of course, the rotating speed of the speed regulating motor can be regulated according to different materials 700, so that the materials 700 are ensured to be stably and accurately positioned on the positioning disc 102, and the materials 700 are prevented from flying out of the positioning disc 102.
Still further, referring to fig. 4, the positioning device further includes a speed sensor 600 for detecting the rotational speed of the synchronous pulley 2022 of the rotary driving member 500, where the speed sensor 600 obtains the rotational speed of the synchronous pulley 2022, i.e. the rotational speed of the positioning disc 102, so as to facilitate the personnel to adjust the rotational speed of the speed regulating motor in time, thereby effectively avoiding objects from flying out of the positioning disc 102.
The foregoing description of the preferred embodiments of the invention is not intended to be limiting, but rather is intended to cover all modifications, equivalents, and alternatives falling within the spirit and principles of the invention.
Claims (6)
1. A positioning device, characterized in that: the rotary driving device comprises a positioning assembly and a rotary driving assembly, wherein the driving end of the rotary driving assembly is connected with the positioning assembly, the rotary driving assembly is used for driving the positioning assembly to rotate, a positioning groove for containing materials is formed in the positioning assembly, and the positioning groove extends back to the rotation center of the positioning assembly or extends along the rotation direction of the positioning assembly;
the positioning groove comprises a large-size section for accommodating materials and a small-size section for being clamped with the outer circle of the materials; when the positioning groove extends back to the rotation center of the positioning assembly, the large-size section is communicated with the small-size section, the large-size section is close to the rotation center of the positioning assembly, and the small-size section is far away from the rotation center of the positioning assembly; when the positioning groove extends along the rotation direction of the positioning assembly, the large-size section and the small-size section are communicated;
The positioning assembly comprises a positioning disc and a rotating disc, the positioning groove is formed in the end face of the positioning disc and penetrates through the positioning disc, the rotating disc is located below the positioning disc, the rotating disc seals the bottom of the positioning groove, and the driving end of the rotary driving assembly is connected with the rotating disc and used for driving the rotating disc to rotate;
The positioning assembly further comprises a rotating sleeve, a rotating shaft and a first bearing, wherein an inner ring of the first bearing is fixed on the rotating shaft, the rotating sleeve is fixed outside an outer ring of the first bearing, the rotating disc is installed on the rotating sleeve, a penetrating hole is formed in the rotating disc, the upper end of the rotating shaft penetrates through the penetrating hole and then is connected with the positioning disc, and a driving end of the rotary driving assembly is connected with the rotating sleeve and is used for driving the rotating sleeve to rotate;
The rotary driving assembly comprises a motor and a synchronous pulley mechanism, wherein the motor is positioned at the side part of the positioning assembly, and the motor is connected with the positioning assembly through the synchronous pulley mechanism.
2. The positioning device of claim 1, wherein: the small-size section is arc-shaped.
3. The positioning device according to any one of claims 1-2, wherein: the positioning disc and the rotating disc are wear-resistant discs.
4. The positioning device according to any one of claims 1-2, wherein: the positioning assembly further comprises a positioning pin, a quick-screwing screw and a fixed disc, and the fixed disc is arranged on the rotating shaft;
The locating plate is provided with a first through hole and a second through hole, the fixing plate is provided with a fixing hole and a threaded hole, the locating pin sequentially penetrates through the first through hole and the fixing hole, and the quick-screwing screw penetrates through the second through hole and then is in threaded connection with the threaded hole.
5. The positioning device of claim 4, wherein: the positioning device further comprises a second bearing and a fixing sleeve fixedly connected with an external part, wherein the inner ring of the second bearing is fixed outside the rotating sleeve, and the fixing sleeve is fixed outside the outer ring of the second bearing.
6. The positioning device of claim 4, wherein: the positioning assembly further comprises a rotation driving piece, wherein the driving end of the rotation driving piece is connected with the positioning disc and used for driving the positioning disc to rotate, and the rotation direction of the positioning disc is opposite to that of the rotating disc.
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| CN201910812626.5A CN110450073B (en) | 2019-08-30 | 2019-08-30 | Positioning device |
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| CN201910812626.5A CN110450073B (en) | 2019-08-30 | 2019-08-30 | Positioning device |
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| CN110450073A (en) | 2019-11-15 |
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