CN107900941B - Clamping mechanism for passing through mechanical limiting point - Google Patents
Clamping mechanism for passing through mechanical limiting point Download PDFInfo
- Publication number
- CN107900941B CN107900941B CN201711392750.8A CN201711392750A CN107900941B CN 107900941 B CN107900941 B CN 107900941B CN 201711392750 A CN201711392750 A CN 201711392750A CN 107900941 B CN107900941 B CN 107900941B
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- Prior art keywords
- hinge pin
- plate
- matched
- hinge
- cylinder
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- 230000007246 mechanism Effects 0.000 title claims abstract description 45
- 238000003825 pressing Methods 0.000 claims abstract description 16
- 230000003014 reinforcing effect Effects 0.000 claims description 3
- 238000005520 cutting process Methods 0.000 description 3
- 208000027418 Wounds and injury Diseases 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000010276 construction Methods 0.000 description 1
- 230000006378 damage Effects 0.000 description 1
- 238000001514 detection method Methods 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 230000005484 gravity Effects 0.000 description 1
- 208000014674 injury Diseases 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 238000003754 machining Methods 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 230000002093 peripheral effect Effects 0.000 description 1
Classifications
-
- 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
Abstract
The invention discloses a clamping mechanism passing through a mechanical limiting point, and relates to the technical field of clamping mechanisms. Comprises a base, a cylinder connecting plate is fixed on the base; the cylinder connecting plate is movably connected with a hinge plate through a first hinge pin; a connecting piece is fixed on the air cylinder connecting plate; the connecting piece is matched with one end of a connecting rod mechanism through a second hinge pin; the hinge plate is matched with one end of the connecting piece through a third hinge pin; one end of the cylinder connecting plate is fixed with a cylinder; the output end of the air cylinder is hinged with a pressing arm; the pressing arm is matched with the other end of the connecting rod mechanism through a fourth hinge pin; the first hinge pin, the second hinge pin and the fourth hinge pin are positioned in a straight line. According to the invention, the first hinge pin, the second hinge pin and the fourth hinge pin are arranged in a straight line, so that mechanical limit is formed, the reliability and the safety of clamping of the mechanism are realized, and the safety of people and equipment is ensured.
Description
Technical Field
The invention belongs to the technical field of clamping mechanisms, and particularly relates to a clamping mechanism passing through a mechanical limiting point.
Background
The clamping mechanism is a device, also called a clamp, used for fixing a processing object in a mechanical manufacturing process so as to enable the processing object to occupy a correct position for receiving construction or detection. In a broad sense, any device used to quickly, conveniently and safely mount a workpiece at any stage in the process may be referred to as a clamping mechanism. The clamping mechanism generally consists of a positioning element (determining the correct position of the workpiece in the fixture), a tool setting guide element (determining the relative position of the tool to the workpiece or guiding the tool direction), an indexing device (enabling the workpiece to finish the machining of a plurality of stations in one installation, including a rotary indexing device and a linear movement indexing device), a connecting element, a clamping mechanism base and the like.
As shown in fig. 3, is a prior art clamping mechanism. The output end of the air cylinder 6 is hinged with a pressing arm 1 through a rotating shaft 12, the air cylinder 6 is fixed with an air cylinder connecting plate 7, one end of a hinge plate 2 is hinged with the pressing arm 1, and the other end of the hinge plate 2 is hinged with the air cylinder connecting plate through a first hinge pin 5; in the prior art, the gravity of the pressing arm self causes the pressing arm to automatically open, so that the plate slides down, the quality and personal safety of the plate are affected, the existing clamping mechanism is single and universal in use, has no self-locking function, has no clamping force after cutting off an air source, and is easy to cause personal injury under the conditions of no air source and improper use.
Disclosure of Invention
The invention aims to provide a clamping mechanism passing through a mechanical limiting point, wherein the first hinge pin, the second hinge pin and the fourth hinge pin are arranged in a straight line, so that mechanical limiting is formed, the reliability and the safety of clamping of the mechanism are realized, the safety of people and equipment is ensured, and the problem that the existing clamping mechanism has no clamping force after cutting off an air source is solved.
In order to solve the technical problems, the invention is realized by the following technical scheme:
the invention relates to a clamping mechanism passing through a mechanical limiting point, which comprises a base, wherein a cylinder connecting plate is fixed on the base through bolts; the cylinder connecting plate is movably connected with a hinge plate through a first hinge pin; a connecting piece is fixed on the cylinder connecting plate; the connecting piece is matched with one end of a connecting rod mechanism through a second hinge pin; the hinge plate is matched with one end of the connecting piece through a third hinge pin; one end of the cylinder connecting plate is fixed with a cylinder through a bolt; the output end of the cylinder is hinged with a pressing arm; the pressing arm is matched with the other end of the connecting rod mechanism through a fourth hinge pin; the first hinge pin, the second hinge pin and the fourth hinge pin are positioned in a straight line, so that mechanical limit is formed, and reliability and safety of clamping of the mechanism are realized.
Further, the connecting piece is of a rectangular plate structure, two grooves are formed in one side of the rectangular plate, and a first through hole and a second through hole are sequentially formed in the rectangular plate; the connecting rod mechanism is matched with a second through hole on the connecting piece through a second hinge pin; the hinge plate is matched with the first through hole on the connecting piece through a third hinge pin.
Further, the connecting rod mechanism is a waist-shaped plate, and two through holes are sequentially formed in the waist-shaped plate; the fourth hinge pin is matched with the pressing arm through a through hole on the connecting rod mechanism; the second hinge pin is fitted on the connecting piece through another through hole on the link mechanism.
Further, the base is of an L-shaped plate structure, and a reinforcing rib is arranged at the joint of two side plates of the L-shaped plate.
The invention has the following beneficial effects:
according to the invention, the first hinge pin, the second hinge pin and the fourth hinge pin are arranged in a straight line, so that mechanical limit is formed, reliability and safety of clamping of the mechanism are realized, the problem that the existing clamping mechanism has no clamping force after cutting off an air source is solved, and safety of people and equipment is ensured.
Of course, it is not necessary for any one product to practice the invention to achieve all of the advantages set forth above at the same time.
Drawings
In order to more clearly illustrate the technical solutions of the embodiments of the present invention, the drawings that are needed for the description of the embodiments will be briefly described below, and it is 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 diagram of the structure of the present invention;
FIG. 2 is a schematic view of a connector structure;
FIG. 3 is a schematic view of a prior art clamping mechanism
In the drawings, the list of components represented by the various numbers is as follows:
the device comprises a 1-pressing arm, a 2-hinge plate, a 3-fourth hinge pin, a 4-second hinge pin, a 5-first hinge pin, a 6-cylinder, a 7-cylinder connecting plate, an 8-connecting rod mechanism, a 9-connecting piece, a 10-base, a 11-third hinge pin, a 12-first rotating shaft, a 13-second rotating shaft, a 901-first through hole and a 902-second through hole.
Detailed Description
The following description of the embodiments of the present invention 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 invention, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the invention without making any inventive effort, are intended to be within the scope of the invention.
In the description of the present invention, it should be understood that the terms "open," "upper," "lower," "thickness," "top," "middle," "length," "inner," "peripheral," and the like indicate orientation or positional relationships, merely for convenience in describing the present invention and to simplify the description, and do not indicate or imply that the components or elements referred to must have a particular orientation, be constructed and operated in a particular orientation, and thus should not be construed as limiting the present invention.
Referring to fig. 1 and 2, the present invention is a clamping mechanism passing through a mechanical limiting point, comprising a base 10, wherein a cylinder connecting plate 7 is fixed on the base 10 through bolts; the cylinder connecting plate 7 is movably connected with a hinge plate 2 through a first hinge pin 5; a connecting piece 9 is fixed on the cylinder connecting plate 7; the connecting piece 9 is matched with one end of a connecting rod mechanism 8 through a second hinge pin 4; the hinge plate 2 is matched with one end of the connecting piece 9 through a third hinge pin 11; one end of the cylinder connecting plate 7 is fixed with a cylinder 6 through a bolt; the output end of the air cylinder 6 is hinged with a pressing arm 1; the pressing arm 1 is matched with the other end of the link mechanism 8 through a fourth hinge pin 3; the first hinge pin 5, the second hinge pin 4 and the fourth hinge pin 3 are positioned in a straight line, so that mechanical limit is formed, and the reliability and safety of clamping of the mechanism are realized.
As shown in fig. 2, the connecting piece 9 is a rectangular plate structure, one side of the rectangular plate is provided with two grooves, and the rectangular plate is provided with a first through hole 901 and a second through hole 902 in sequence; the link mechanism 8 is matched with a second through hole 902 on the connecting piece 9 through a second hinge pin 4; the hinge plate 2 is engaged with the first through hole 901 of the link 9 by the third hinge pin 11.
Wherein the connecting rod mechanism 8 is in a structure of a waist-shaped plate, and two through holes are sequentially formed in the waist-shaped plate; the fourth hinge pin 3 is matched with the pressing arm through a through hole on the connecting rod mechanism 8; the second hinge pin 4 is fitted on the connecting piece 9 through another through hole in the link mechanism 8.
The base 10 has an "L" shaped plate structure, and a reinforcing rib is disposed at the connection position of two side plates of the "L" shaped plate.
In the description of the present specification, the descriptions of the terms "one embodiment," "example," "specific example," and the like, mean 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 invention. In this specification, schematic representations of the above terms do not necessarily refer to the same embodiments or examples. Furthermore, the particular features, structures, materials, or characteristics described may be combined in any suitable manner in any one or more embodiments or examples.
The preferred embodiments of the invention disclosed above are intended only to assist in the explanation of the invention. The preferred embodiments are not exhaustive or to limit the invention to the precise form disclosed. Obviously, many modifications and variations are possible in light of the above teaching. The embodiments were chosen and described in order to best explain the principles of the invention and the practical application, to thereby enable others skilled in the art to best understand and utilize the invention. The invention is limited only by the claims and the full scope and equivalents thereof.
Claims (1)
1. A clamping mechanism for passing a mechanical limit point, comprising a base (10), characterized in that:
a cylinder connecting plate (7) is fixed on the base (10); the cylinder connecting plate (7) is movably connected with a hinge plate (2) through a first hinge pin (5);
a connecting piece (9) is fixed on the cylinder connecting plate (7); the connecting piece (9) is matched with one end of a connecting rod mechanism (8) through a second hinge pin (4);
wherein the hinge plate (2) is matched with one end of the connecting piece (9) through a third hinge pin (11);
one end of the cylinder connecting plate (7) is fixed with a cylinder (6); the output end of the air cylinder (6) is hinged with a pressing arm (1); the pressing arm (1) is matched with the other end of the connecting rod mechanism (8) through a fourth hinge pin (3);
wherein the first hinge pin (5), the second hinge pin (4) and the fourth hinge pin (3) are positioned in a straight line;
the connecting piece (9) is of a rectangular plate structure, two grooves are formed in one side of the rectangular plate, and a first through hole (901) and a second through hole (902) are sequentially formed in the rectangular plate;
wherein the link mechanism (8) is matched with a second through hole (902) on the connecting piece (9) through a second hinge pin (4); the hinge plate (2) is matched with a first through hole (901) on the connecting piece (9) through a third hinge pin (11);
the connecting rod mechanism (8) is in a waist-shaped plate structure, and two through holes are sequentially formed in the waist-shaped plate;
wherein the fourth hinge pin (3) is matched with the pressing arm through a through hole on the connecting rod mechanism (8); the second hinge pin (4) is matched with the connecting piece (9) through another through hole on the connecting rod mechanism (8);
the base (10) is of an L-shaped plate structure, and a reinforcing rib is arranged at the joint of two side plates of the L-shaped plate.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201711392750.8A CN107900941B (en) | 2017-12-21 | 2017-12-21 | Clamping mechanism for passing through mechanical limiting point |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201711392750.8A CN107900941B (en) | 2017-12-21 | 2017-12-21 | Clamping mechanism for passing through mechanical limiting point |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN107900941A CN107900941A (en) | 2018-04-13 |
| CN107900941B true CN107900941B (en) | 2024-01-30 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201711392750.8A Active CN107900941B (en) | 2017-12-21 | 2017-12-21 | Clamping mechanism for passing through mechanical limiting point |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN107900941B (en) |
Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN205817651U (en) * | 2016-07-11 | 2016-12-21 | 广州中设机器人科技有限公司 | Pressure arm cylinder self-latching hinge mechanism |
| CN206105465U (en) * | 2016-09-30 | 2017-04-19 | 上海丹景智能装备有限公司 | Automotive production line is with single cylinder composite action clamping device |
| CN106695217A (en) * | 2015-11-17 | 2017-05-24 | 湖北三助装备技术有限公司 | Manual spiral hinge clamping mechanism |
| CN207616448U (en) * | 2017-12-21 | 2018-07-17 | 安徽三众智能装备有限公司 | A kind of clamp system for crossing mechanical position limitation point |
-
2017
- 2017-12-21 CN CN201711392750.8A patent/CN107900941B/en active Active
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106695217A (en) * | 2015-11-17 | 2017-05-24 | 湖北三助装备技术有限公司 | Manual spiral hinge clamping mechanism |
| CN205817651U (en) * | 2016-07-11 | 2016-12-21 | 广州中设机器人科技有限公司 | Pressure arm cylinder self-latching hinge mechanism |
| CN206105465U (en) * | 2016-09-30 | 2017-04-19 | 上海丹景智能装备有限公司 | Automotive production line is with single cylinder composite action clamping device |
| CN207616448U (en) * | 2017-12-21 | 2018-07-17 | 安徽三众智能装备有限公司 | A kind of clamp system for crossing mechanical position limitation point |
Also Published As
| Publication number | Publication date |
|---|---|
| CN107900941A (en) | 2018-04-13 |
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Effective date of registration: 20231225 Address after: 402260 D7 Training Building, Chongqing Jiaotong Vocational College, No. 7 Xuefu Road, Shuangfu Street, Jiangjin District, Chongqing Applicant after: Chongqing Yujiao Heavy Industry Machinery Co.,Ltd. Applicant after: He Guangjin Address before: Room 101, 103 to 106, Building C3, Hefei Innovation Industrial Park, No. 800 Wangjiang West Road, High tech Zone, Hefei City, Anhui Province, 230000 Applicant before: ANHUI TRIO SMART EQUIPMENT Co.,Ltd. |
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