CN211944911U - Roller conveyor for positioning workpiece tray - Google Patents
Roller conveyor for positioning workpiece tray Download PDFInfo
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- CN211944911U CN211944911U CN202020520241.XU CN202020520241U CN211944911U CN 211944911 U CN211944911 U CN 211944911U CN 202020520241 U CN202020520241 U CN 202020520241U CN 211944911 U CN211944911 U CN 211944911U
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Abstract
The utility model discloses a roller conveyor for positioning a workpiece tray, which comprises the workpiece tray and a conveying roller for driving the workpiece tray to move, and further comprises a positioning device, wherein the positioning device comprises a base, a workpiece tray fixing frame, a guide mechanism, a first positioning mechanism and a second positioning mechanism, the guide mechanism guides the workpiece tray fixing frame to vertically slide, the first positioning mechanism is used for positioning the moving side of the workpiece tray, and the second positioning mechanism is used for positioning the edge of the workpiece tray; the utility model provides an among the technical scheme, carry out the accurate positioning to the work piece tray that carries to tray fixed frame top through roller conveyor through first positioning mechanism and second positioning mechanism to satisfy the location requirement of snatching the robot, be convenient for snatch the robot and carry out the operation of snatching to the work piece that is placed in work piece tray on the roller conveyor.
Description
Technical Field
The utility model relates to a conveyer work piece location technical field, in particular to roll table conveyer of location work piece tray.
Background
When the grabbing robot is used for grabbing on the roller conveyor, the workpiece needs to be positioned very accurately. If the workpiece positioning accuracy is not high, equipment damage and operation faults are easily caused. In the prior art, when the grabbing robot is matched with the roller conveyor line for operation, the positioning accuracy of the workpiece normally stopped on the roller conveyor is +/-10 mm, the positioning requirement of the grabbing robot cannot be met completely, and the workpiece needs to be accurately positioned.
Disclosure of Invention
The utility model aims at providing a roller conveyor of location work piece tray aims at solving the work piece and normally stops on roller conveyor positioning accuracy not accurate enough, causes equipment damage and operational failure's problem easily.
In order to achieve the purpose, the utility model provides a roller conveyor for positioning a workpiece tray, which comprises the workpiece tray and a conveying roller for driving the workpiece tray to move, and further comprises a positioning device, wherein the positioning device comprises a base, a workpiece tray fixing frame, a guide mechanism, a first positioning mechanism and a second positioning mechanism; the guide mechanism comprises a vertical guide piece fixed on the base and a sliding piece in sliding fit with the vertical guide piece, the sliding piece is fixedly arranged on the workpiece tray fixing frame, and the guide mechanism is used for guiding the workpiece tray fixing frame to vertically slide; the first positioning mechanism comprises a stop lever arranged on one side of the workpiece tray positioning frame in the length direction and a stop driving device in driving connection with the stop lever, and the stop lever is used for positioning the moving side of the workpiece tray; the second positioning mechanism comprises a plurality of positioning plates and a plurality of positioning plates, wherein the positioning plates are arranged on two opposite sides in the length direction of the workpiece tray positioning frame, the base is in driving connection with the jacking driving device of the workpiece tray fixing frame, the positioning plates are located on the inner sides of the stop rods and on the same side of the stop rods, and the positioning plates are used for positioning the edge of the workpiece tray.
Preferably, the positioning device further comprises a third positioning mechanism, and the third positioning mechanism comprises a positioning hole formed in the workpiece tray, a positioning pin arranged on the workpiece tray fixing frame, and a positioning driving device connected to the positioning pin in a driving manner.
Preferably, the base includes the bottom plate and is fixed in four guide posts on the bottom plate, four guide posts constitute vertical guide, the slider is located for the cover four uide bushing of guide post, four uide bushing inlay and locate the guiding hole that sets up on the work piece tray fixed frame.
Preferably, the plurality of positioning plates include longitudinal positioning plates fixed to the workpiece tray positioning frame in the longitudinal direction in an opposed manner, and lateral positioning plates fixed to the workpiece tray positioning frame in the width direction in an opposed manner.
Preferably, each locating plate includes that the triangle-shaped supporting part that is located the straight spacing section on upper portion and is located the lower part inclines in opposite directions and sets up, the triangle-shaped supporting part of horizontal locating plate inclines in opposite directions and sets up.
Preferably, a plurality of support frames arranged along the length direction of the workpiece tray fixing frame are fixed on the workpiece tray fixing frame, and a plurality of universal balls are arranged on the upper end face of each support frame.
Preferably, the plurality of universal balls are distributed at both end portions and a middle portion of each support frame.
In the technical scheme provided by the utility model, the positioning device comprises a base, a workpiece tray fixing frame, a guide mechanism, a first positioning mechanism and a second positioning mechanism; the guide mechanism comprises a vertical guide piece fixed on the base and a sliding piece in sliding fit with the vertical guide piece, the sliding piece is fixedly arranged on the workpiece tray fixing frame, and the guide mechanism is used for guiding the workpiece tray fixing frame to vertically slide; the first positioning mechanism comprises a stop lever arranged on one side of the workpiece tray positioning frame in the length direction and a stop driving device which is connected with the stop lever in a driving way; the second positioning mechanism comprises a plurality of positioning plates arranged on two opposite sides of the workpiece tray positioning frame in the length direction, and a jacking driving device arranged on the base and connected to the workpiece tray fixing frame in a driving manner, and the positioning plate on the same side as the stop lever is positioned on the inner side of the stop lever; the stop lever is used for positioning the moving side of the workpiece tray, and the positioning plates are used for positioning the edge of the workpiece tray so as to accurately position the workpiece tray conveyed to the upper part of the tray fixing frame through the roller conveyor, so that the positioning requirement of the grabbing robot is met, and the grabbing robot can conveniently grab the workpiece arranged on the workpiece tray on the roller conveyor to perform grabbing operation.
The utility model discloses roller conveyor of location work piece tray has following beneficial effect:
(1) the three-stage positioning mechanism sequentially performs initial positioning, pre-positioning and locking positioning on the workpiece tray to improve the positioning precision of the workpiece tray, so that the workpiece tray is accurately positioned, and the positioning requirement of the grabbing robot is met;
(2) the guide post and the guide sleeve are in sliding fit with each other, so that the tray fixing frame can be lifted stably, and the precision of opposite positions of the tray fixing frame in the up-and-down movement process is ensured;
(3) the positioning plates are positioned in the length direction and the width direction of the workpiece tray for further accurate positioning, and the surface of the workpiece tray is quenched to prevent the workpiece tray from being scratched and damaged;
(4) the universal balls support the workpiece tray after the workpiece tray is lifted up, the workpiece tray is in a floating state capable of sliding freely, resistance to horizontal movement of the workpiece tray is small, and radial force received when the positioning bolt is positioned is small, so that the positioning bolt can be easily inserted into the positioning hole to perform accurate positioning.
Drawings
In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings needed to be used in the description of the embodiments or the prior art will be briefly described below, it is obvious that the drawings in the following description are only some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to the structures shown in the drawings without creative efforts.
Fig. 1 is a schematic structural view of an embodiment of a roller conveyor for positioning a workpiece tray provided by the present invention;
FIG. 2 is a schematic view of the locked state of FIG. 1;
FIG. 3 is a schematic view of the positioning device of FIG. 1;
FIG. 4 is an exploded view of FIG. 3;
FIG. 5 is a schematic view of a workpiece tray;
fig. 6 is a schematic view of the workpiece pallet running on the conveyor rollers.
The reference numbers illustrate: 100-positioning device, 1-base, 11-bottom plate, 2-workpiece tray fixing frame, 21-guide hole, 22-support frame, 23-universal ball, 3-guide mechanism, 31-vertical guide piece, 31 a-guide post, 32-sliding piece, 32 a-guide sleeve, 4-first positioning mechanism, 41-stop rod, 42-stop driving device, 5-second positioning mechanism, 51-positioning plate, 511-longitudinal positioning plate, 512-transverse positioning plate, 51 a-straight limiting section, 51 b-triangular supporting part, 52-jacking driving device, 6-third positioning mechanism, 61-positioning hole, 62-positioning pin, 200-workpiece tray, 300-conveying roller.
The objects, features and advantages of the present invention will be further described with reference to the accompanying drawings.
Detailed Description
It should be noted that, if directional indications (such as upper, lower, left, right, front and rear … …) are involved in the embodiment of the present invention, the directional indications are only used to explain the relative position relationship between the components, the motion condition, etc. in a specific posture (as shown in the drawings), and if the specific posture is changed, the directional indications are changed accordingly.
In addition, if there is a description of "first", "second", etc. in an embodiment of the present invention, the description of "first", "second", etc. is for descriptive purposes only and is not to be construed as indicating or implying any relative importance or implicit indication of the number of technical features indicated.
The utility model provides a roller conveyor of location work piece tray, figure 1 to figure 6 are the utility model provides a schematic diagram of an embodiment of roller conveyor of location work piece tray.
Referring to fig. 1 to 6, the roller conveyor for positioning the workpiece tray 200 includes a workpiece tray 200, and a conveying roller 300 for driving the workpiece tray 200 to move, and the roller conveyor further includes a positioning device 100, where the positioning device 100 includes a base 1, a workpiece tray 200 fixing frame 2, a guiding mechanism 3, a first positioning mechanism 4, and a second positioning mechanism 5; the guide mechanism 3 comprises a vertical guide piece 31 fixed on the base 1 and a sliding piece in sliding fit with the vertical guide piece 31, the sliding piece is fixedly arranged on the workpiece tray 200 fixing frame 2, and the guide mechanism 3 is used for guiding the workpiece tray 200 fixing frame 2 to vertically slide; the first positioning mechanism 4 comprises a stop lever 41 arranged on one side of the workpiece tray 200 in the length direction of the positioning frame and a stop driving device 42 connected to the stop lever 41 in a driving manner, and the stop lever 41 is used for positioning the moving side of the workpiece tray 200; the second positioning mechanism 5 includes a plurality of positioning plates 51 arranged on two opposite sides of the length direction of the positioning frame of the workpiece tray 200, and a jacking driving device 52 arranged on the base 1 and driving the workpiece tray 200 to fix the frame 2, and the positioning plates 51 arranged on the same side of the stop lever 41 are arranged on the inner side of the stop lever 41, and the positioning plates 51 are used for positioning the edge of the workpiece tray 200.
In the technical scheme provided by the utility model, the positioning device 100 comprises a base 1, a workpiece tray 200 fixing frame 2, a guide mechanism 3, a first positioning mechanism 4 and a second positioning mechanism 5; the guide mechanism 3 comprises a vertical guide piece 31 fixed on the base 1 and a sliding piece in sliding fit with the vertical guide piece 31, the sliding piece is fixedly arranged on the fixing frame 2 of the workpiece tray 200, and the guide mechanism 3 is used for guiding the fixing frame 2 of the workpiece tray 200 to vertically slide; the first positioning mechanism 4 comprises a stop lever 41 arranged on one side of the workpiece tray 200 in the length direction of the positioning frame and a stop driving device 42 in driving connection with the stop lever 41; the second positioning mechanism 5 comprises a plurality of positioning plates 51 arranged on two opposite sides of the positioning frame of the workpiece tray 200 in the length direction, and a jacking driving device 52 arranged on the base 1 and connected to the fixed frame 2 of the workpiece tray 200 in a driving manner, and the positioning plate 51 on the same side as the stop lever 41 is positioned on the inner side of the stop lever 41; the stop rods 41 are used for positioning the moving side of the workpiece tray 200, and the positioning plates 51 are used for positioning the edge of the workpiece tray 200 so as to accurately position the workpiece tray 200 conveyed to the upper side of the tray fixing frame through the roller conveyor, so that the positioning requirement of the grabbing robot is met, and the grabbing robot can conveniently perform grabbing operation on the workpiece arranged on the workpiece tray 200 on the roller conveyor.
In this embodiment, referring to fig. 1 to 3, the stopping driving device 42 is a cylinder, and when compressed air enters the upper portion of the cylinder through a control valve, the piston drives the stopping rod 41 to descend, so that the stopped tooling plate is released. When the control valve is deflated, the piston is reset under the action of the spring, so that the next tool plate is blocked. For station change, the stop lever 41 can be manually depressed and rotated through an angle to disable the stop lever 41 without temporarily holding the tooling plate.
In this embodiment, referring to fig. 4 to 6, the positioning apparatus 100 further includes a third positioning mechanism 6, and the third positioning mechanism 6 includes a positioning hole 61 formed on the workpiece tray 200, a positioning pin 62 disposed on the fixing frame 2 of the workpiece tray 200, and a positioning driving device (not shown) connected to the positioning pin 62 in a driving manner.
In this embodiment, referring to fig. 3 and 4, the base 1 includes a bottom plate 11 and four guiding posts 31a fixed on the bottom plate 11, the four guiding posts 31a form the vertical guiding member 31, the sliding member is four guiding sleeves 32a sleeved on the guiding posts 31a, and the four guiding sleeves 32a are embedded in the guiding holes 21 formed in the fixing frame 2 of the work tray 200.
In this embodiment, referring to fig. 3 and 4, the positioning plates 51 include a longitudinal positioning plate 511 fixed to the length direction of the positioning frame of the work tray 200 in an opposite manner, and a transverse positioning plate 512 fixed to the width direction of the positioning frame of the work tray 200 in an opposite manner.
In this embodiment, referring to fig. 3 and 4, each positioning plate 51 includes a straight limiting section 51a located at the upper portion and a triangular supporting section 51b located at the lower portion, the triangular supporting sections 51b of the longitudinal positioning plates 511 are disposed in an inclined manner, and the triangular supporting sections 51b of the transverse positioning plates 512 are disposed in an inclined manner.
In this embodiment, referring to fig. 3 and 4, a plurality of supporting frames 22 arranged along the length direction of the workpiece tray 200 fixing frame 2 are fixed on the workpiece tray 200 fixing frame 2, and a plurality of universal balls 23 are arranged on the upper end surface of each supporting frame 22.
In this embodiment, referring to fig. 3 and 4, the plurality of universal balls 23 are distributed at both end portions and a middle portion of each supporting frame 22.
The working principle of the roller conveyor for positioning the workpiece tray 200 is as follows: the workpiece tray 200 is controlled to be conveyed in place on the roller conveyor through a photoelectric switch, and is initially positioned by a stop cylinder, so that the positioning precision is improved to +/-3 mm from +/-10; the jacking cylinder acts, the positioning frame of the jacking workpiece tray 200 jacks up integrally, the supporting rod with the universal ball 23 jacks up the workpiece tray 200, the workpiece tray 200 is limited by the plurality of positioning plates 51 to finish coarse positioning, and the positioning accuracy is improved to +/-1.5 mm from +/-3; after the jacking cylinder stops acting, the positioning cylinder acts, the jacking positioning pin 62 moves upwards and is inserted into the positioning hole 61 of the workpiece tray 200 to finish accurate positioning, the positioning accuracy is improved to +/-0.15 mm from +/-1 to 5, the aim of accurate positioning is fulfilled, and an on-line grabbing robot is waited to grab the workpiece; after obtaining on-line snatch the robot action and accomplish the signal, the jacking cylinder descends, and work piece tray 200 returns to put on the roll table, and the location cylinder descends, takes out locating pin 62, and the backstop cylinder descends, and the tray passes through the roll table conveyer circulation and arrives next action, and work piece tray 200 leaves the station after, the backstop cylinder resets, waits for next work piece tray 200 to get into, so relapse.
The above only is the preferred embodiment of the present invention, not limiting the scope of the present invention, all the equivalent structure changes made by the contents of the specification and the drawings under the inventive concept of the present invention, or the direct/indirect application in other related technical fields are included in the patent protection scope of the present invention.
Claims (7)
1. The utility model provides a roll table conveyer of location work piece tray, includes work piece tray and drive the conveying roller that work piece tray removed, its characterized in that: the roller conveyor also comprises a positioning device, and the positioning device comprises a base, a workpiece tray fixing frame, a guide mechanism, a first positioning mechanism and a second positioning mechanism; the guide mechanism comprises a vertical guide piece fixed on the base and a sliding piece in sliding fit with the vertical guide piece, the sliding piece is fixedly arranged on the workpiece tray fixing frame, and the guide mechanism is used for guiding the workpiece tray fixing frame to vertically slide; the first positioning mechanism comprises a stop lever arranged on one side of the workpiece tray positioning frame in the length direction and a stop driving device in driving connection with the stop lever, and the stop lever is used for positioning the moving side of the workpiece tray; the second positioning mechanism comprises a plurality of positioning plates and a plurality of positioning plates, wherein the positioning plates are arranged on two opposite sides in the length direction of the workpiece tray positioning frame, the base is in driving connection with the jacking driving device of the workpiece tray fixing frame, the positioning plates are located on the inner sides of the stop rods and on the same side of the stop rods, and the positioning plates are used for positioning the edge of the workpiece tray.
2. The roller conveyor for positioning the workpiece trays according to claim 1, wherein: the positioning device further comprises a third positioning mechanism, and the third positioning mechanism comprises a positioning hole arranged on the workpiece tray, a positioning pin arranged on the workpiece tray fixing frame and a positioning driving device in driving connection with the positioning pin.
3. The roller conveyor for positioning the workpiece trays according to claim 1, wherein: the base includes the bottom plate and is fixed in four guide posts on the bottom plate, four guide posts constitute vertical guide, the slider is located for the cover four uide bushing of guide post, four uide bushing inlays to be located the guiding hole that sets up on the work piece tray fixed frame.
4. The roller conveyor for positioning the workpiece trays according to claim 1, wherein: the plurality of positioning plates comprise longitudinal positioning plates and transverse positioning plates, the longitudinal positioning plates are oppositely fixed on the length direction of the workpiece tray positioning frame, and the transverse positioning plates are oppositely fixed on the width direction of the workpiece tray positioning frame.
5. The roller conveyor for positioning the workpiece trays according to claim 4, wherein: each locating plate is including being located the straight spacing section on upper portion and the triangle-shaped supporting part that is located the lower part, the triangle-shaped supporting part of vertical locating plate sets up in opposite directions the slope, the triangle-shaped supporting part of horizontal locating plate sets up in opposite directions the slope.
6. The roller conveyor for positioning the workpiece trays according to claim 1, wherein: the workpiece tray fixing frame is fixedly provided with a plurality of supporting frames which are distributed along the length direction of the workpiece tray fixing frame, and the upper end face of each supporting frame is provided with a plurality of universal balls.
7. The roller conveyor for positioning the workpiece trays according to claim 6, wherein: the universal balls are distributed at the two end parts and the middle part of each supporting frame.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020520241.XU CN211944911U (en) | 2020-04-10 | 2020-04-10 | Roller conveyor for positioning workpiece tray |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020520241.XU CN211944911U (en) | 2020-04-10 | 2020-04-10 | Roller conveyor for positioning workpiece tray |
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| Publication Number | Publication Date |
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| CN211944911U true CN211944911U (en) | 2020-11-17 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN202020520241.XU Active CN211944911U (en) | 2020-04-10 | 2020-04-10 | Roller conveyor for positioning workpiece tray |
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| CN (1) | CN211944911U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114473899A (en) * | 2021-12-08 | 2022-05-13 | 北京天玛智控科技股份有限公司 | Material fine positioning device |
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2020
- 2020-04-10 CN CN202020520241.XU patent/CN211944911U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114473899A (en) * | 2021-12-08 | 2022-05-13 | 北京天玛智控科技股份有限公司 | Material fine positioning device |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| PE01 | Entry into force of the registration of the contract for pledge of patent right | ||
| PE01 | Entry into force of the registration of the contract for pledge of patent right |
Denomination of utility model: Roller conveyor for positioning workpiece tray Effective date of registration: 20211206 Granted publication date: 20201117 Pledgee: Agricultural Bank of China Limited Huangshi lime kiln sub branch Pledgor: HUBEI SANFENG XIAOSONG AUTOMATED WAREHOUSE EQUIPMENT CO.,LTD. Registration number: Y2021980014238 |
|
| CP03 | Change of name, title or address | ||
| CP03 | Change of name, title or address |
Address after: No. 398, Jinshan Avenue, Huangshi economic and Technological Development Zone, Hubei Province Patentee after: Hubei Sanfeng Komatsu Logistics Technology Co.,Ltd. Address before: No.98 Pengcheng Avenue, Jinshan street, Huangshi City, Hubei Province Patentee before: HUBEI SANFENG XIAOSONG AUTOMATED WAREHOUSE EQUIPMENT CO.,LTD. |
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| PM01 | Change of the registration of the contract for pledge of patent right | ||
| PM01 | Change of the registration of the contract for pledge of patent right |
Change date: 20221114 Registration number: Y2021980014238 Pledgor after: Hubei Sanfeng Komatsu Logistics Technology Co.,Ltd. Pledgor before: HUBEI SANFENG XIAOSONG AUTOMATED WAREHOUSE EQUIPMENT CO.,LTD. |
|
| PC01 | Cancellation of the registration of the contract for pledge of patent right | ||
| PC01 | Cancellation of the registration of the contract for pledge of patent right |
Date of cancellation: 20230109 Granted publication date: 20201117 Pledgee: Agricultural Bank of China Limited Huangshi lime kiln sub branch Pledgor: Hubei Sanfeng Komatsu Logistics Technology Co.,Ltd. Registration number: Y2021980014238 |