CN219705972U - Clamping mechanism and safety carrying device for thinned parts - Google Patents
Clamping mechanism and safety carrying device for thinned parts Download PDFInfo
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- CN219705972U CN219705972U CN202320928870.XU CN202320928870U CN219705972U CN 219705972 U CN219705972 U CN 219705972U CN 202320928870 U CN202320928870 U CN 202320928870U CN 219705972 U CN219705972 U CN 219705972U
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- 238000005452 bending Methods 0.000 claims description 25
- 238000001514 detection method Methods 0.000 claims description 4
- 238000000034 method Methods 0.000 abstract description 4
- 238000001125 extrusion Methods 0.000 abstract description 3
- 239000000243 solution Substances 0.000 description 7
- 230000000694 effects Effects 0.000 description 6
- 238000004519 manufacturing process Methods 0.000 description 4
- 239000000463 material Substances 0.000 description 3
- 230000005611 electricity Effects 0.000 description 2
- 238000001746 injection moulding Methods 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000005540 biological transmission Effects 0.000 description 1
- 238000004891 communication Methods 0.000 description 1
- 238000003754 machining Methods 0.000 description 1
- 230000005693 optoelectronics Effects 0.000 description 1
- 238000003825 pressing Methods 0.000 description 1
- 229910001220 stainless steel Inorganic materials 0.000 description 1
- 239000010935 stainless steel Substances 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
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Abstract
The utility model provides a clamping mechanism and a safe carrying device for thinned parts, relates to the technical field of automobile part processing, and solves the technical problem that parts are easy to fall off in the process of clamping workpieces by the clamping device; the clamping mechanism comprises a bracket, clamping jaws and a soft part, wherein the bracket is used for being connected with the mechanical arm, the clamping jaws and the soft part are fixed on the bracket, at least one clamping jaw is movably arranged, and the soft part can be abutted against a workpiece clamped in the clamping jaws so as to be matched with the clamping jaws to surround and fix the workpiece; the mechanical arm drives the support to move to grab the workpiece, the clamping jaw can abut against the soft portion after grabbing the workpiece, the soft portion receives extrusion of the workpiece, deformation occurs and the workpiece is attached to the soft portion, and accordingly the clamping jaw is matched with the workpiece to surround and fix the workpiece, and the workpiece is prevented from falling from the clamping mechanism during carrying.
Description
Technical Field
The utility model relates to the technical field of automobile part machining, in particular to a clamping mechanism and a safety conveying device for thinned parts.
Background
At present, two production part taking-out modes mainly exist in the production of injection molding in the industry, namely manual handling and mechanical hand clamping. For some large workpieces, such as bumpers, because of large size and heavy weight, the workpieces are difficult to be taken out by manual operation, and a workpiece taking-out mode by clamping a mechanical arm is adopted in a common production workshop.
The clamping device in the prior art comprises a bracket and a sucker, wherein the sucker is fixed on the bracket, the bracket with the sucker is moved to the surface of a workpiece, such as the surface of a bumper, by a robot during clamping, and the sucker contacts the surface of the bumper to form vacuum suction, so that a part is sucked and taken out from an injection molding machine to be placed at a designated position.
The present inventors found that there are at least the following technical problems in the prior art: 1. the sucker is used for a long time in production, so that the surface of the sucker is aged, and air leakage occurs in the process of sucking the part, so that the part falls off; 2. because the part structure is complex, the sucker position is difficult to keep stably sucking the part for a long time, and the part is at risk of falling in the conveying process; 3. because the handling device is that all sucking discs are communicated by an air channel, the whole part can be affected by the fact that the sucking disc is loosened at one sucking disc position, and finally the part falls off.
Disclosure of Invention
The utility model aims to provide a clamping mechanism and a safety carrying device for thinned parts, which are used for solving the technical problem that the parts are easy to fall off in the process of clamping workpieces by a clamping device in the prior art; the preferred technical solutions of the technical solutions provided by the present utility model can produce a plurality of technical effects described below.
In order to achieve the above purpose, the present utility model provides the following technical solutions:
the utility model provides a clamping mechanism, which comprises a bracket, clamping jaws and a soft part, wherein:
the support is used for being connected with the mechanical arm, the clamping jaw with soft portion is fixed in on the support, at least one clamping jaw is movable to set up, soft portion can with the centre gripping be in work piece in the clamping jaw supports and leans on, thereby with the clamping jaw cooperation will the work piece is encircled fixedly.
Preferably, the clamping jaws are located on two opposite sides of the support, and the clamping jaws are arranged at intervals along the length direction of the support.
Preferably, the clamping jaw comprises a straight plate and a bending part which are connected, the straight plate is connected with the bracket, and the bending part is formed at one end, far away from the soft part, of the clamping jaw.
Preferably, the soft portion includes an abutment plane, the abutment plane is disposed towards the bending portion, and a clamping space for clamping and fixing a workpiece is enclosed between the abutment plane and the clamping jaw.
Preferably, the soft portion comprises a sponge block.
Preferably, the clamping mechanism comprises a first clamping jaw and a second clamping jaw, the first clamping jaw and the second clamping jaw are positioned on two opposite sides of the support, the first clamping jaw comprises a first bending part, the second clamping jaw comprises a second bending part, and the distances between the first bending part, the second bending part and the soft part are unequal.
Preferably, the clamping mechanism further comprises a driving device, the driving device is fixed on the support, and the telescopic end of the driving device is connected with the corresponding clamping jaw so as to drive the corresponding clamping jaw to move.
Preferably, the clamping mechanism further comprises a tripod, one side of the tripod is connected with the mechanical arm, and the other side of the tripod is connected with the support.
Preferably, the clamping mechanism further comprises a detection part, wherein the detection part is fixed on the bracket and is used for detecting whether a workpiece is clamped between the clamping jaw and the soft part.
The utility model also provides a safe carrying device for the thinned parts, which comprises a mechanical arm and the clamping mechanism, wherein the clamping mechanism is connected with the mechanical arm.
Compared with the prior art, the clamping mechanism and the safety conveying device for the thinned parts have the following beneficial effects: the mechanical arm drives the support to move to grab the workpiece, the clamping jaw can abut against the soft portion after grabbing the workpiece, the soft portion receives extrusion of the workpiece, deformation occurs and the workpiece is attached to the soft portion, and accordingly the clamping jaw is matched with the workpiece to surround and fix the workpiece, and the workpiece is prevented from falling from the clamping mechanism during carrying. The safety conveying device for the thinned parts can prevent the workpieces from falling off in high-altitude conveying due to the clamping mechanism, reduces potential safety hazards and can stably finish the taking and placing of the workpieces.
Drawings
In order to more clearly illustrate the embodiments of the utility model or the technical solutions in the prior art, the drawings that are required in the embodiments or the description of the prior art will be briefly described, it being obvious that the drawings in the following description are only some embodiments of the utility model, 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 view of a safety handling device for thinned parts;
FIG. 2 is a side view of a safety handling device for thinned parts;
fig. 3 is a plan view of the safety conveyance device for the thinned parts.
100, a mechanical arm; 200. a clamping space; 1. a bracket; 2. a clamping jaw; 21. a straight plate; 22. a bending part; 3. a soft portion; 31. an abutment plane; 4. a driving device; 5. a tripod; 6. an optoelectronic switch.
Detailed Description
In order to make the objects, technical solutions and advantages of the present utility model more apparent, the technical solutions of the present utility model will be described in detail below. It will be apparent that the described embodiments are only some, but not all, embodiments of the utility model. All other embodiments, based on the examples herein, which are within the scope of the utility model as defined by the claims, will be within the scope of the utility model as defined by the claims.
In the description of the present utility model, it should be understood that the terms "center", "length", "width", "height", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", "side", 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. In the description of the present utility model, unless otherwise indicated, the meaning of "a plurality" is two or more.
In the description of the present utility model, it should also be noted that, unless explicitly specified and limited otherwise, the terms "disposed," "mounted," "connected," and "connected" are to be construed broadly, and may be, for example, fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; can be directly connected or indirectly connected through an intermediate medium, and can be communication between two elements. The specific meaning of the above terms in the present utility model will be understood in specific cases by those of ordinary skill in the art.
The embodiment of the utility model provides a clamping mechanism and a safety conveying device for thinned parts, which can prevent workpieces from falling off in high-altitude conveying, reduce potential safety hazards and stably finish the picking and placing of the workpieces.
The technical solution provided by the present utility model is described in more detail below with reference to fig. 1-3.
As shown in fig. 1 to 3, the present embodiment provides a gripping mechanism including a bracket 1, a jaw 2, and a soft portion 3, wherein: the support 1 is used for being connected with the mechanical arm 100, the clamping jaw 2 and the soft portion 3 are fixed on the support 1, at least one clamping jaw 2 is movably arranged, and the soft portion 3 can abut against a workpiece clamped in the clamping jaw 2, so that the workpiece is surrounded and fixed by being matched with the clamping jaw 2.
The clamping jaw 2 in the embodiment is provided with at least two clamping jaws, and all clamping jaws 2 are movably arranged, so that a workpiece can be conveniently clamped and fixed. The clamping mechanism of the embodiment can clamp workpieces with larger volumes, such as automobile bumpers and the like.
The clamping mechanism of this embodiment, arm 100 drive support 1 remove snatch the work piece, and clamping jaw 2 snatchs the back with the work piece, and the work piece can support with soft portion 3, and soft portion 3 receives the extrusion of work piece, takes place to warp and laminate with the work piece to it is fixed with clamping jaw 2 cooperation with the work piece encirclement, prevents that the work piece from getting from pressing from both sides the mechanism when the transport and dropping, has reduced the potential safety hazard, can steadily accomplish getting to put the work piece.
As an alternative embodiment, the gripping mechanism further comprises a driving device 4, the driving device 4 is fixed on the bracket 1, and the telescopic end of the driving device 4 is connected with the corresponding clamping jaw 2 so as to drive the corresponding clamping jaw 2 to move. The telescopic ends of the driving devices 4 positioned on the two opposite sides of the bracket 1 are arranged back to back, so that the clamping jaws 2 positioned on the two opposite sides of the bracket 1 are driven to move in opposite directions or back to back.
The driving device 4 may be a telescopic cylinder, the telescopic end of the telescopic cylinder is fixedly connected with the clamping jaw 2, the telescopic cylinder drives the clamping jaw 2 correspondingly positioned at two opposite sides of the bracket 1 to move in opposite directions or move in opposite directions, when the clamping jaw 2 positioned at two opposite sides of the bracket 1 moves in opposite directions, a workpiece is conveniently placed in the clamping space 200 between the clamping jaw 2 and the soft part 3, and when the clamping jaw 2 positioned at two opposite sides of the bracket 1 moves in opposite directions, the clamping device and the soft part 3 cooperate to clamp the workpiece.
As an alternative embodiment, referring to fig. 1 to 3, the clamping jaws 2 are located at opposite sides of the bracket 1, and the clamping jaws 2 are spaced apart along the length of the bracket 1. In this embodiment, all clamping jaws 2, soft portion 3 all follow the length direction interval arrangement of support 1, the different positions of the fixed work piece of centre gripping of being convenient for guarantee the centre gripping effect, prevent that the work piece from dropping.
As an alternative embodiment, referring to fig. 1 to 3, the clamping jaw 2 includes a straight plate 21 and a bending portion 22 connected, the straight plate 21 is connected to the bracket 1, and the bending portion 22 is formed at an end of the clamping jaw 2 remote from the soft portion 3.
Specifically, the telescopic end of the driving device 4 (telescopic cylinder) is connected to the straight plate 21. The straight plates 21 positioned on the two sides of the bracket 1 are used for clamping the two sides of the workpiece, the bending parts 22 and the soft parts 3 are used for clamping the other two sides of the workpiece, the bending parts 22 can prevent the workpiece from falling off the clamping jaw 2, and the fixing effect on the workpiece is improved by being matched with the soft parts 3. The bent portion 22 may be over-molded (PVC material) to prevent damage to the workpiece.
The clamping jaw 2 can be made of stainless steel plates, the thickness is 4mm, the size of the clamping jaw 2 is divided into a front end and a tail end (the tail end is near a section connected with the driving device 4) according to the proportion of 2:3, and the front end of the clamping jaw 2 is slightly wider than the tail end by 20 mm. Of course, the parts of the clamping jaw 2 are not limited to the above dimensions. The bending angle of the bending part 22 is preferably 90 degrees, and the length of the bending part 22 protruding out of the straight plate 21 is in the range of 8mm-12mm, so that the clamping and fixing effects are ensured.
As an alternative embodiment, see fig. 2, the soft portion 3 includes an abutment plane 31, the abutment plane 31 being disposed toward the bending portion 22, and a clamping space 200 for clamping and fixing the workpiece is defined between the abutment plane 31 and the clamping jaw 2. When the workpiece is positioned in the clamping space 200, the abutting plane 31 of the soft part 3 and the two side clamping jaws 2 can enclose and fix the workpiece by at least three sides of the workpiece, so that the workpiece is prevented from falling off.
The soft portion 3 of the present embodiment includes a sponge block. The soft portion 3 of the present embodiment may be a suction sponge block having a length of 450mm, a width of 300mm, and a thickness of 90, but is not limited to this size.
When the workpiece is clamped by the clamping jaw 2 and then contacts with the soft part 3, the soft part 3 (sponge block) deforms to be completely attached to the workpiece when being extruded according to the shape of the workpiece, and can be matched with the clamping jaw 2, so that the fixing effect on the workpiece is further improved, and the workpiece is prevented from falling off during carrying.
As an alternative embodiment, referring to fig. 2, the gripping mechanism includes a first jaw (upper jaw 2 in fig. 2) and a second jaw (lower jaw 2 in fig. 2), the first jaw and the second jaw are located at opposite sides of the bracket 1, the first jaw includes a first bending portion, the second jaw includes a second bending portion, and distances among the first bending portion, the second bending portion and the soft portion 3 are unequal. When the workpiece is a large-volume workpiece such as a bumper, the lower part clamping jaw 2 in fig. 2 supports and fixes the lower part of the workpiece, the upper part clamping jaw 2 in fig. 2 fixes the upper part of the workpiece, meanwhile, the soft part 3 is abutted against the workpiece, the soft part 3 slightly deforms according to the shape of the workpiece, the whole workpiece is fixed at three points in the middle and the lower part, and the workpiece is prevented from falling. The distances between the first bending part, the second bending part and the soft part 3 are unequal, so that different positions of the workpiece in the width direction can be fixed, and the fixing effect is improved.
As an alternative embodiment, referring to fig. 1 and 2, the gripping mechanism further comprises a tripod 5, one side of the tripod 5 is connected to the mechanical arm 100, and the other side of the tripod 5 is connected to the bracket 1. The robot arm 100 may be an ATC robot arm. The structure is convenient for the connection of the bracket 1 and the mechanical arm 100, and the mechanical arm 100 can conveniently drive the bracket 1 to move, so that the workpiece is carried.
As an alternative embodiment, referring to fig. 1, the gripping mechanism further includes a detecting portion fixed to the bracket 1 for detecting whether the workpiece is gripped between the gripping jaw 2 and the soft portion 3. The detection part may be a photoelectric switch 6 in the prior art, the photoelectric switch 6 is electrically connected with the control unit, the control unit is electrically connected with the mechanical arm 100, the photoelectric switch 6 detects whether a workpiece is clamped between the clamping jaw 2 and the soft part 3, once the workpiece falls, the photoelectric switch 6 immediately transmits a signal to the control unit, and the control unit controls the mechanical arm 100 to stop acting; or, photoelectric switch 6 is connected with the control unit electricity, and the control unit electricity is connected with alarm unit, in case the condition that the work piece dropped appears, photoelectric switch 6 transmission signal to the control unit immediately, and control unit control alarm device reports to the police, reminds the staff to look over the condition, reduces the potential safety hazard.
A hanging ring (not shown in the figure) can be further arranged on the support 1 of the embodiment, and the hanging ring is used as a crown block for hanging when in carrying.
Example two
The embodiment provides a safe handling device for thinned parts, which comprises a mechanical arm 100 and the clamping mechanism, wherein the clamping mechanism is connected with the mechanical arm 100.
The safety conveying device for the thinned parts can prevent the workpieces from falling off in high-altitude conveying due to the clamping mechanism, reduces potential safety hazards and can stably finish the taking and placing of the workpieces.
The particular features, structures, or characteristics may be combined in any suitable manner in any one or more embodiments or examples in this specification.
In the description of the present specification, a description referring to terms "one embodiment," "some embodiments," "examples," "specific examples," or "some examples," etc., means that a particular feature, structure, material, or characteristic described in connection with the embodiment or example is included in at least one embodiment or example of the present utility model. In this specification, schematic representations of the above terms are not necessarily directed to the same embodiment or example. Furthermore, the particular features, structures, materials, or characteristics described may be combined in any suitable manner in any one or more embodiments or examples. Furthermore, the different embodiments or examples described in this specification and the features of the different embodiments or examples may be combined and combined by those skilled in the art without contradiction.
The foregoing is merely illustrative of the present utility model, and the present utility model is not limited thereto, and any person skilled in the art will readily recognize that variations or substitutions are within the scope of the present utility model. Therefore, the protection scope of the present utility model shall be subject to the protection scope of the claims.
Claims (10)
1. The utility model provides a mechanism is got to clamp which characterized in that includes support, clamping jaw and soft portion, wherein:
the support is used for being connected with the mechanical arm, the clamping jaw with soft portion is fixed in on the support, at least one clamping jaw is movable to set up, soft portion can with the centre gripping be in work piece in the clamping jaw supports and leans on, thereby with the clamping jaw cooperation will the work piece is encircled fixedly.
2. The clamping mechanism of claim 1, wherein the clamping jaws are located on opposite sides of the bracket and the clamping jaws are spaced apart along the length of the bracket.
3. The clamping mechanism of claim 1, wherein the clamping jaw comprises a straight plate and a bending portion connected, the straight plate is connected with the bracket, and the bending portion is formed at one end of the clamping jaw away from the soft portion.
4. The clamping mechanism according to claim 3, wherein the soft portion includes an abutment plane, the abutment plane is disposed towards the bending portion, and a clamping space for clamping and fixing a workpiece is defined between the abutment plane and the clamping jaw.
5. The gripping mechanism of claim 1 or 4, wherein the soft portion comprises a sponge block.
6. A gripping mechanism according to claim 1 or claim 3, comprising a first jaw and a second jaw, the first jaw and the second jaw being located on opposite sides of the support, the first jaw comprising a first bend and the second jaw comprising a second bend, the distances between the first bend, the second bend and the soft portion being unequal.
7. The clamping mechanism of claim 1, further comprising a driving device, wherein the driving device is fixed on the bracket, and a telescopic end of the driving device is connected with the corresponding clamping jaw to drive the corresponding clamping jaw to move.
8. The gripping mechanism of claim 1 further comprising a tripod, one side of the tripod being connected to the robotic arm and the other side of the tripod being connected to the bracket.
9. The gripping mechanism of claim 1, further comprising a detection portion secured to the bracket for detecting whether a workpiece is gripped between the jaw and the soft portion.
10. A safety handling device for thinned parts, comprising a mechanical arm and the gripping mechanism of any one of claims 1-9, said gripping mechanism being connected to said mechanical arm.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202320928870.XU CN219705972U (en) | 2023-04-21 | 2023-04-21 | Clamping mechanism and safety carrying device for thinned parts |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202320928870.XU CN219705972U (en) | 2023-04-21 | 2023-04-21 | Clamping mechanism and safety carrying device for thinned parts |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN219705972U true CN219705972U (en) | 2023-09-19 |
Family
ID=88015341
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202320928870.XU Active CN219705972U (en) | 2023-04-21 | 2023-04-21 | Clamping mechanism and safety carrying device for thinned parts |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN219705972U (en) |
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2023
- 2023-04-21 CN CN202320928870.XU patent/CN219705972U/en active Active
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