CN220840237U - Electromagnetic adsorption tongs - Google Patents
Electromagnetic adsorption tongs Download PDFInfo
- Publication number
- CN220840237U CN220840237U CN202322357595.3U CN202322357595U CN220840237U CN 220840237 U CN220840237 U CN 220840237U CN 202322357595 U CN202322357595 U CN 202322357595U CN 220840237 U CN220840237 U CN 220840237U
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- positioning
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- positioning shaft
- connecting plate
- positioning sleeve
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- 238000001179 sorption measurement Methods 0.000 title claims abstract description 20
- 230000006835 compression Effects 0.000 claims description 8
- 238000007906 compression Methods 0.000 claims description 8
- 238000001514 detection method Methods 0.000 claims 1
- 230000000149 penetrating effect Effects 0.000 abstract description 3
- 238000005259 measurement Methods 0.000 abstract 1
- 238000004519 manufacturing process Methods 0.000 description 5
- 238000009434 installation Methods 0.000 description 4
- 238000003754 machining Methods 0.000 description 3
- 229910001008 7075 aluminium alloy Inorganic materials 0.000 description 2
- 239000000956 alloy Substances 0.000 description 2
- 238000000034 method Methods 0.000 description 2
- 230000002035 prolonged effect Effects 0.000 description 2
- 229910000831 Steel Inorganic materials 0.000 description 1
- 238000010521 absorption reaction Methods 0.000 description 1
- 229910045601 alloy Inorganic materials 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000011900 installation process Methods 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 239000010959 steel Substances 0.000 description 1
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Abstract
The utility model relates to an electromagnetic adsorption gripper, which comprises a connecting plate and an electromagnetic tool, wherein one end of the connecting plate is connected with a mounting flange, and a straight notch is formed in the connecting plate; the electromagnetic tool comprises a first positioning shaft, a second positioning shaft connected to one end of the first positioning shaft, and a first positioning sleeve and a second positioning sleeve sleeved on the first positioning shaft, wherein the first positioning shaft penetrates through the straight slot, the other ends of the first positioning shaft and the second positioning shaft are respectively connected with an electromagnet, and the first positioning sleeve and the second positioning sleeve are connected with each other through fasteners penetrating through the connecting plates. The electromagnetic adsorption gripper provided by the utility model has the advantages of small whole volume, light weight and convenience in disassembly and assembly, can stably adsorb workpieces, has long service life, and can overcome the problems of workpiece grabbing, placing, deflection measurement, overturning and the like during automatic processing of disc parts.
Description
Technical Field
The utility model relates to the technical field of clamping jigs, in particular to an electromagnetic adsorption gripper.
Background
In the machining manufacturing industry, in order to improve the automation degree of machining, machining equipment is arranged around a manipulator to form an automatic production line, so that the labor intensity is reduced, and the production efficiency is improved. In the manufacture of automobile parts, particularly relates to the processing of disc parts, a gripper is required to be arranged at the tail end of a manipulator to grasp a workpiece, and a series of actions such as taking, placing, turning and the like among devices are completed to realize automatic processing. The traditional gripper usually adopts an air cylinder gripper, so that the occupied space is large, and the universality is poor; the existing electromagnetic gripper is provided with an electromagnet part which is of a split structure, the middle of the electromagnetic gripper is connected by a mandrel, the electromagnet is inconvenient to disassemble and assemble, a remanufactured wrench is required to be used, and the electromagnet is loosened after being used for a period of time.
Disclosure of utility model
The utility model aims to provide an electromagnetic adsorption gripper which can solve the technical problems in the background art.
In order to achieve the above purpose, the present utility model provides the following technical solutions: an electromagnetic adsorption gripper comprises a connecting plate and an electromagnetic tool, wherein one end of the connecting plate is connected with a mounting flange, and a straight notch is formed in the connecting plate; the electromagnetic tool comprises a first positioning shaft, a second positioning shaft connected to one end of the first positioning shaft, and a first positioning sleeve and a second positioning sleeve sleeved on the first positioning shaft, wherein the first positioning shaft penetrates through the straight slot, the other ends of the first positioning shaft and the second positioning shaft are respectively connected with an electromagnet, and the first positioning sleeve and the second positioning sleeve are connected with each other through fasteners penetrating through the connecting plates.
As the preferable scheme, the first positioning shaft and the second positioning shaft are detachably connected, so that the electromagnetic tool is integrally and conveniently detached.
As a preferable scheme, the number of the electromagnetic tools is at least two, so that sufficient adsorption force is ensured to be provided.
As the preferable scheme, electromagnetic frock still includes linear bearing, linear bearing passes straight notch, and the cover is located first locating shaft, linear bearing's top is connected in the second locating sleeve, the bottom is connected in first locating sleeve.
As a preferable scheme, one end of the first positioning sleeve and one end of the second positioning sleeve, which face the corresponding side electromagnet, are respectively provided with a mounting hole, an elastic part is arranged in the mounting hole, and the elastic part is sleeved on the first positioning shaft.
Preferably, the elastic portion is a cylindrical compression spring.
Preferably, a positioning pin is connected between the first positioning shaft and the first positioning sleeve, and the positioning pin is used for limiting the circumferential position of the first positioning shaft.
As a preferable scheme, the electromagnetic adsorption gripper further comprises a ranging sensor for detecting the position of the clamped workpiece, and the ranging sensor is connected with the connecting plate.
Compared with the prior art, the utility model has the beneficial effects that:
1. According to the electromagnetic adsorption gripper provided by the utility model, through adopting an electromagnetic adsorption mode, the whole body of the gripper is small in size, light in weight, adjustable in processing range and better in universality;
2. The whole assembly and disassembly of the handle are more convenient through the threaded connection between the first positioning shaft and the second positioning shaft, the installation of the double-sided electromagnet can be realized, and the action path of the robot can be saved in the automatic operation through the double-sided electromagnet, so that the production beat is reduced, and the operation efficiency is improved;
3. the straightness and the position of the electromagnets at the two ends can be ensured through the linear bearing; the elastic part can enable the electromagnets to have certain floating quantity, so that the electromagnet can be more stable when the workpiece is attracted, and the service life of the electromagnet is prolonged;
4. Through adopting the locating pin spacing between first locating shaft and first position sleeve, can ensure that the electro-magnet installation back, can not take place the position deviation and rotate with the motion in-process.
Drawings
FIG. 1 is a schematic view of the overall structure of an electromagnetic suction grip according to an embodiment of the present utility model;
Fig. 2 is a cross-sectional view of an electromagnetic tool according to an embodiment of the present utility model.
The meaning of each reference sign in the figure is:
1. a mounting flange; 2. a connecting plate; 3. an electromagnetic tool; 4. a sensor mounting plate; 5. a ranging sensor; 6. an electromagnet; 31. a second positioning shaft; 32. an elastic part; 33. a second positioning sleeve; 34. a linear bearing; 35. a fastener; 36. a first positioning sleeve; 37. a positioning pin; 38. a first positioning shaft.
Detailed Description
The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.
In the description of the present utility model, it should be understood that the terms "center", "longitudinal", "lateral", "length", "width", "thickness", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", etc. indicate orientations or positional relationships based on the drawings are merely for convenience in describing the present utility model and simplifying the description, and do not indicate or imply that the apparatus or elements referred to must have a specific orientation, be configured and operated in a specific orientation, and thus should not be construed as limiting the present utility model.
Referring to fig. 1, the embodiment discloses an electromagnetic adsorption gripper which is installed at the tail end of a manipulator and used for grabbing workpieces, and is particularly suitable for grabbing disc workpieces.
The electromagnetic adsorption tongs include connecting plate 2, and connecting plate 2 is Y shape structure setting in this embodiment, and root fixedly connected with mounting flange 1 at Y shape structure is connected in the robot with connecting plate 2 through mounting flange 1. The main body material of the connecting plate 2 is preferably 7075 aluminum alloy material, so that the overall weight of the gripper can be reduced while the gripping strength of the workpiece is met; the main body of the mounting flange 1 is preferably 45 steel with higher strength and deformation resistance.
The electromagnetic tool 3 is connected through the connecting plate 2, the electromagnetic tool 3 is used for adsorbing workpieces, and the electromagnetic tool 3 is at least arranged into two groups for ensuring the adsorption force. In this embodiment, the number of the electromagnetic tools 3 is preferably three, and the positions of the three electromagnetic tools 3 are triangular, so that stable adsorption can be formed on the workpiece, wherein two electromagnetic tools 3 are respectively installed at two bifurcation ends of the Y-shaped structure, and the other electromagnetic tool 3 is installed between the two electromagnetic tools 3.
Specifically, three straight notches for installing three groups of electromagnetic tools 3 are respectively arranged on the connecting plate 2. The electromagnetic tool 3 passes through the straight slot opening and is connected with the straight slot opening.
Referring to fig. 2, the electromagnetic tool 3 includes a first positioning shaft 38, and a second positioning shaft 31 detachably connected to one end of the first positioning shaft 38, where the first positioning shaft 38 and the second positioning shaft 31 are coaxially disposed, and the first positioning shaft 38 and the second positioning shaft 31 are preferably in threaded connection, and may also adopt other detachable connection manners such as clamping connection. The other ends of the first positioning shaft 38 and the second positioning shaft 31 are fixedly connected with an electromagnet 6, respectively.
In this embodiment, the electromagnetic tool 3 further includes a first positioning sleeve 36 and a second positioning sleeve 33, and the first positioning sleeve 36 and the second positioning sleeve 33 are connected to each other by a fastener 35 penetrating through the connecting plate 2. Specifically, the first positioning shaft 38 has a predetermined length, the first positioning shaft 38 passes through a straight slot, the first positioning sleeve 36 and the second positioning sleeve 33 are respectively sleeved on the first positioning shaft 38, the first positioning sleeve 36 and the second positioning sleeve 33 are respectively provided with a connecting hole, correspondingly, mounting holes matched with the connecting holes are respectively arranged on two sides of the straight slot, the first positioning sleeve 36 and the second positioning sleeve 33 are connected to the connecting plate 2 through fasteners 35 passing through the mounting holes, the fasteners 35 are preferably bolts, and locking is performed through locking nuts. It can be understood that, in order to make the present grip have a wider application range, in this embodiment, the mounting opening and the straight slot opening have predetermined lengths respectively, so that the mounting distance between two adjacent electromagnetic tools 3 is adjustable.
In one embodiment, to ensure the straightness and the position of the electromagnets 6 at two ends, the electromagnetic tool 3 further includes a linear bearing 34, where the linear bearing 34 passes through the straight slot and is sleeved on the first positioning shaft 38, and the top end of the linear bearing 34 is connected to the second positioning sleeve 33, and the bottom end of the linear bearing is connected to the first positioning sleeve 36.
In another embodiment, the electromagnetic tool 3 further includes an elastic portion 32, and the elastic portion 32 can avoid rigid contact between the electromagnet 6 and the workpiece, so that the electromagnet 6 has a certain floating amount when attracted to the workpiece. In this embodiment, the elastic parts 32 are arranged in two groups and are respectively installed in the first positioning sleeve 36 and the second positioning sleeve 33, and corresponding first positioning sleeve 36 and second positioning sleeve 33 are respectively provided with mounting holes at one ends facing the corresponding side electromagnet 6, and the elastic parts 32 are installed in the mounting holes. The elastic portion 32 is preferably a cylindrical compression spring, which is sleeved on the first positioning shaft 38.
In another embodiment, the first positioning shaft 38 and the first positioning sleeve 36 are connected through the positioning pin 37, and the circumferential position of the first positioning shaft 38 can be limited through the positioning pin 37, and the first positioning shaft 38 and the second positioning shaft 31 are connected into an integral structure due to the threaded fit, so that the whole gripper can be prevented from being displaced or rotated due to the stress of the electromagnet 6 in the moving process.
In another embodiment, a distance measuring sensor 5 is connected to one side of the bifurcation end of the Y-shaped connecting plate 2 through a sensor mounting plate 4, and the distance measuring sensor 5 is used for detecting whether the workpiece is clamped or not after clamping is completed.
The electromagnetism absorption tongs that this embodiment provided to 7075 aluminum alloy connecting plate 2 is the tongs and supports, and connecting plate 2 is Y type structure setting, is equipped with the mounting flange 1 of being connected with the robot on connecting plate 2 to set up 3 straight notch of group for 3 two-sided electromagnetism frock of installation 3 groups, the centre of connecting plate 2 is U type opening for accomplish work piece positive and negative upset with upset frock cooperation, and threaded hole is opened at Y type structure's bifurcation end for installation sensor mounting panel 4 and range sensor 5. The electromagnetic tool 3 is installed in a manner that a first positioning shaft 38 and a second positioning shaft 31 are in threaded connection, two end faces are respectively provided with an electromagnet 6, wherein the first positioning shaft 38 is provided with a first positioning sleeve 36 and a second positioning sleeve 33, a linear bearing 34 is arranged between the two positioning sleeves to ensure the straightness of assembly, and cylindrical compression springs are respectively arranged in the first positioning sleeve 36 and the second positioning sleeve 33, so that a certain floating amount is arranged between the two electromagnets 6, the electromagnet 6 is ensured to be more stable when adsorbing a workpiece, the service life of tool parts is prolonged, and the problems of workpiece grabbing, placing, deflection measuring, overturning and the like during automatic processing of disc parts are solved.
The installation process of the electromagnetic adsorption gripper is as follows: an electromagnet 6 is respectively arranged through a first positioning shaft 38 and a second positioning shaft 31; a cylindrical compression spring is arranged in the mounting hole of the first positioning sleeve 36, then the cylindrical compression spring is integrally sleeved on the first positioning shaft 38, the cylindrical compression spring is limited by a positioning pin 37, the assembled part passes through a straight slot on the connecting plate 2, a linear bearing 34 passes through the first positioning shaft 38 and is arranged on the first positioning sleeve 36, then a second positioning sleeve 33 is arranged at the top end of the linear bearing 34, so that the position degree of electromagnets 6 at two ends is ensured, and the other cylindrical compression spring passes through the first positioning shaft 38 and is arranged in the mounting hole of the second positioning sleeve 33; the second positioning shaft 31 with the electromagnet 6 is screwed on the first positioning shaft 38, finally, bolts are used to pass through the connecting holes of the second positioning sleeve 33 and the mounting holes on the connecting plate 2, further pass through the first positioning sleeve 36, and then are locked and fastened on the connecting plate 2 by lock nuts.
When grabbing the work piece, the robot drives the electromagnetic adsorption gripper to move to the work piece top, and when three groups of electromagnets 6 contact the work piece, the robot drives the gripper to continue to press down a certain position quantity, guarantees that the electromagnets 6 adsorb the work piece completely, and under the effect of elastic part 32, the electromagnets 6 float upwards to avoid electromagnet 6 to contact with the work piece hard, cause the robot to take place overload misjudgement. This setting makes electromagnet 6 more steady when adsorbing the work piece, extension frock part life. During operation, the electromagnet 6 cannot displace and rotate under the action of the positioning pin 37 and the threaded connection mode of the first positioning shaft 38 and the second positioning shaft 31. When dismantling, only need unscrew second locating shaft 31 can accomplish the frock and dismantle convenient and fast.
The foregoing has shown and described the basic principles, principal features and advantages of the utility model. It will be understood by those skilled in the art that the present utility model is not limited to the above-described embodiments, and that the above-described embodiments and descriptions are only preferred embodiments of the present utility model, and are not intended to limit the utility model, and that various changes and modifications may be made therein without departing from the spirit and scope of the utility model as claimed. The scope of the utility model is defined by the appended claims and equivalents thereof.
Claims (8)
1. An electromagnetic adsorption gripper is characterized by comprising,
The connecting plate (2), one end of the connecting plate (2) is connected with a mounting flange (1), and a straight notch is formed in the connecting plate (2);
Electromagnetic tooling (3), including first location axle (38), connect in second location axle (31) of first location axle (38) one end to and cover locate first location cover (36) and second location cover (33) of first location axle (38), first location axle (38) pass straight slot mouth, the other end of first location axle (38) and second location axle (31) is connected with electro-magnet (6) respectively, first location cover (36) and second location cover (33) are connected with each other through fastener (35) that pass connecting plate (2).
2. Electromagnetic suction grip according to claim 1, characterized in that the first positioning shaft (38) and the second positioning shaft (31) are detachably connected.
3. Electromagnetic suction grip according to claim 1, characterized in that the number of electromagnetic tools (3) is at least two.
4. The electromagnetic adsorption gripper according to claim 1, wherein the electromagnetic tool (3) further comprises a linear bearing (34), the linear bearing (34) penetrates through the straight notch and is sleeved on the first positioning shaft (38), the top end of the linear bearing (34) is connected with the second positioning sleeve (33), and the bottom end of the linear bearing is connected with the first positioning sleeve (36).
5. The electromagnetic adsorption gripper according to claim 1, wherein the first positioning sleeve (36) and the second positioning sleeve (33) are respectively provided with a mounting hole at one end facing the corresponding side electromagnet (6), an elastic part (32) is arranged in the mounting hole, and the elastic part (32) is sleeved on the first positioning shaft (38).
6. The electromagnetic suction grip as set forth in claim 5, wherein the resilient portion (32) is a cylindrical compression spring.
7. Electromagnetic suction grip according to claim 1, characterized in that a positioning pin (37) is connected between the first positioning shaft (38) and the first positioning sleeve (36), the positioning pin (37) being used for defining the circumferential position of the first positioning shaft (38).
8. The electromagnetic suction grip according to claim 1, further comprising a distance measuring sensor (5) for position detection of the clamped workpiece, the distance measuring sensor (5) being connected to the connection plate (2).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202322357595.3U CN220840237U (en) | 2023-08-31 | 2023-08-31 | Electromagnetic adsorption tongs |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202322357595.3U CN220840237U (en) | 2023-08-31 | 2023-08-31 | Electromagnetic adsorption tongs |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN220840237U true CN220840237U (en) | 2024-04-26 |
Family
ID=90786067
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202322357595.3U Active CN220840237U (en) | 2023-08-31 | 2023-08-31 | Electromagnetic adsorption tongs |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN220840237U (en) |
-
2023
- 2023-08-31 CN CN202322357595.3U patent/CN220840237U/en active Active
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| GR01 | Patent grant |