CN104925657A - Multi-joint type one-way grab bucket - Google Patents
Multi-joint type one-way grab bucket Download PDFInfo
- Publication number
- CN104925657A CN104925657A CN201510332829.6A CN201510332829A CN104925657A CN 104925657 A CN104925657 A CN 104925657A CN 201510332829 A CN201510332829 A CN 201510332829A CN 104925657 A CN104925657 A CN 104925657A
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- CN
- China
- Prior art keywords
- connecting rod
- hydraulic actuating
- actuating cylinder
- ear seat
- joint
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Granted
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Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B66—HOISTING; LIFTING; HAULING
- B66C—CRANES; LOAD-ENGAGING ELEMENTS OR DEVICES FOR CRANES, CAPSTANS, WINCHES, OR TACKLES
- B66C3/00—Load-engaging elements or devices attached to lifting or lowering gear of cranes or adapted for connection therewith and intended primarily for transmitting lifting forces to loose materials; Grabs
- B66C3/04—Tine grabs
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B66—HOISTING; LIFTING; HAULING
- B66C—CRANES; LOAD-ENGAGING ELEMENTS OR DEVICES FOR CRANES, CAPSTANS, WINCHES, OR TACKLES
- B66C3/00—Load-engaging elements or devices attached to lifting or lowering gear of cranes or adapted for connection therewith and intended primarily for transmitting lifting forces to loose materials; Grabs
- B66C3/14—Grabs opened or closed by driving motors thereon
- B66C3/16—Grabs opened or closed by driving motors thereon by fluid motors
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Shovels (AREA)
Abstract
The invention relates to a multi-joint type one-way grab bucket. The multi-joint type one-way grab bucket comprises four multi-joint clamps, a driving rod, a driven rod, a connection rod, a reinforcing frame and an installation table, wherein the four multi-joint clamps are arranged evenly in a linear mode; the driving rod, the driven rod and the connection rod are arranged in a triangular cylinder mode and are connected with the multi-joint clamps; the driving rod and the driven rod are fixedly connected through the reinforcing frame; the installation table is of an inverted-U-type structure; the left and right ends of the installation table are connected with the connection rod and the driving rod respectively. The multi-joint type one-way grab bucket can achieve the function of three-degree-of-freedom planar movement, moves flexibly, can achieve the grabbing effect, and is high in object grabbing stability.
Description
Technical field
The present invention relates to grab bucket mechanical field, the particularly unidirectional grab bucket of a kind of joint type.
Background technology
Grab bucket captures the bucket that silt stone and various bulk freight can open and close, namely be that a kind of folding mainly keeping left right two combination buckets or multiple jaw captures and draws off the suspender of bulk material, grab bucket can be divided into mytiliform to grab bucket and the grab bucket of tangerine lobe according to Shape Classification, the former is made up of two complete scraper bowls, and the latter is made up of the jaw of more than three or three; Fluid pressure type can be divided into grab bucket according to type of drive and mechanical type grab bucket two large classes.
Current grab bucket mostly is single degree of freedom or double freedom type, type of drive many employings hydraulic controlling type, although single degree of freedom or the grab bucket of double freedom type control comparatively simple, but its kinematic dexterity and crawl effect are not fine; Given this, the invention provides the grab bucket of a kind of three degree of freedom joint type, i.e. the unidirectional grab bucket of a kind of joint type.
Summary of the invention
In order to solve the problem, the invention provides the unidirectional grab bucket of a kind of joint type.
To achieve these goals, the present invention realizes by the following technical solutions: the unidirectional grab bucket of a kind of joint type, comprise multi-joint pawl folder, driving lever, follower lever, pipe link, hog frame and erecting bed, described multi-joint pawl folder quantity is four, and four multi-joint pawl folders are linearly evenly arranged; Arrange in triangular shape cylinder between described driving lever and follower lever and pipe link, and driving lever all presss from both sides with multi-joint pawl with follower lever and pipe link and is connected; Hog frame is adopted to be connected and fixed between described driving lever and follower lever; Described erecting bed is in the U-shaped structure of standing upside down, and two ends, erecting bed left and right are connected with driving lever with pipe link respectively.
As a preferred technical solution of the present invention, described multi-joint pawl folder comprises first connecting rod, the first rotational pin, second connecting rod, the second rotational pin, third connecting rod, the 3rd rotational pin, the first ear seat, the first hydraulic actuating cylinder, the second ear seat, the second hydraulic actuating cylinder, third ear seat and the 3rd hydraulic actuating cylinder, described first connecting rod one end is connected by the first rotational pin with between pipe link, the other end of first connecting rod is connected by the second rotational pin with between second connecting rod one end, be connected by the 3rd rotational pin between the second connecting rod other end with third connecting rod top, first ear seat is fixed on first connecting rod upper side wall, articulated manner is adopted to be connected between first hydraulic actuating cylinder top with the first ear seat, first hydraulic actuating cylinder bottom is connected with driving lever, second ear seat is fixed on second connecting rod, hinged between second hydraulic actuating cylinder one end and the second ear seat, the second hydraulic actuating cylinder other end is connected with driving lever, third ear seat is positioned on third connecting rod lateral wall, 3rd hydraulic actuating cylinder top is connected with third ear seat, and the 3rd hydraulic actuating cylinder bottom is connected with follower lever, during work, rotated for rotating the center of circle with the first rotational pin by the first cylinder controls first connecting rod, second cylinder controls second connecting rod rotates for rotating the center of circle with the second rotational pin, 3rd cylinder controls third connecting rod rotates for rotating the center of circle with the 3rd rotational pin, thus achieve the function that joint pawl folder can carry out three-freedom planar motion as the finger of people, crawl object is flexible, just crawl function can be reached by unidirectional grab bucket.
As a preferred technical solution of the present invention, described third connecting rod is for hooking claw-type structure, and the third connecting rod of employing hook claw type is convenient to the crawl to object, and third connecting rod material is alloy steel material.
As a preferred technical solution of the present invention, the first described hydraulic actuating cylinder bottom and the second hydraulic actuating cylinder other end are positioned at same point.
As a preferred technical solution of the present invention, described driving lever and follower lever are provided with clutch disk respectively, and clutch disk is linearly evenly arranged.
Beneficial effect of the present invention: the unidirectional grab bucket of a kind of joint type has that structure is simple, simple operation and the feature such as cost of manufacture is low, it can realize the function of three-freedom planar motion, motion flexibly, can reach crawl effect by unidirectional grab bucket, and it is strong to capture object stability.
Accompanying drawing explanation
Below in conjunction with drawings and Examples, the present invention is further described.
Fig. 1 is perspective view of the present invention;
Fig. 2 is front view of the present invention.
Specific embodiment
The technological means realized to make the present invention, creation characteristic, reaching object and effect is easy to understand, below in conjunction with concrete diagram, setting forth the present invention further.It should be noted that, when not conflicting, the embodiment in the application and the feature in embodiment can be combined with each other.
As depicted in figs. 1 and 2, the unidirectional grab bucket of a kind of joint type, comprise multi-joint pawl folder 1, driving lever 2, follower lever 3, pipe link 4, hog frame 5 and erecting bed 6, it is four that described multi-joint pawl presss from both sides 1 quantity, and four multi-joint pawl folders 1 are linearly evenly arranged; Arrange in triangular shape cylinder between described driving lever 2 and follower lever 3 and pipe link 4, and driving lever 2 all presss from both sides 1 with multi-joint pawl with follower lever 3 and pipe link 4 is connected; Hog frame 5 is adopted to be connected and fixed between described driving lever 2 and follower lever 3; Described erecting bed 6 is in the U-shaped structure of standing upside down, and erecting bed about 6 two ends are connected with driving lever 2 with pipe link 4 respectively.
As depicted in figs. 1 and 2, described multi-joint pawl 1 folder comprises first connecting rod 11, first rotational pin 12, second connecting rod 13, second rotational pin 14, third connecting rod 15, the 3rd rotational pin 16, first ear seat 17, first hydraulic actuating cylinder 18, second ear seat 19, second hydraulic actuating cylinder 110, third ear seat 111 and the 3rd hydraulic actuating cylinder 112, described first connecting rod 11 one end is connected by the first rotational pin 12 with between pipe link 4, the other end of first connecting rod 11 is connected by the second rotational pin 14 with between second connecting rod 13 one end, be connected by the 3rd rotational pin 16 between second connecting rod 13 other end with third connecting rod 15 top, first ear seat 17 is fixed on first connecting rod 11 upper side wall, first hydraulic actuating cylinder 18 top adopts articulated manner to be connected with between the first ear seat 17, first hydraulic actuating cylinder 18 bottom is connected with driving lever 2, second ear seat 19 is fixed on second connecting rod 13, hinged between second hydraulic actuating cylinder 110 one end and the second ear seat 19, second hydraulic actuating cylinder 110 other end is connected with driving lever 2, third ear seat 111 is positioned on third connecting rod 15 lateral wall, 3rd hydraulic actuating cylinder 112 top is connected with third ear seat 111, and the 3rd hydraulic actuating cylinder 112 bottom is connected with follower lever 3
As depicted in figs. 1 and 2, described third connecting rod 15 is for hooking claw-type structure, and the third connecting rod 15 of employing hook claw type is convenient to the crawl to object, and third connecting rod 15 material is alloy steel material.
As depicted in figs. 1 and 2, the first described hydraulic actuating cylinder 18 bottom and second hydraulic actuating cylinder 110 other end are positioned at same point.
As depicted in figs. 1 and 2, described driving lever 2 and follower lever 3 are provided with clutch disk respectively, and clutch disk is linearly evenly arranged.
During work, first connecting rod 11 can be controlled by the first hydraulic actuating cylinder 18 to rotate for rotating the center of circle with the first rotational pin 12, second hydraulic actuating cylinder 110 can control second connecting rod 13 and rotate for rotating the center of circle with the second rotational pin 14,3rd hydraulic actuating cylinder 112 can control third connecting rod 15 and rotate for rotating the center of circle with the 3rd rotational pin 16, thus achieve the function that joint pawl folder 1 can carry out three-freedom planar motion as the finger of people, crawl object is flexible, just can reach crawl function by unidirectional grab bucket.
More than show and describe groundwork of the present invention, principal character and advantage.The technical personnel of the industry should be understood; the present invention is not restricted to the described embodiments; description in above-described embodiment and specification sheets principle of the present invention is just described; without departing from the spirit and scope of the present invention; the present invention also has various changes and modifications, and these changes and improvements all fall in the claimed scope of the invention.Application claims protection domain is defined by appending claims and equivalent thereof.
Claims (4)
1. the unidirectional grab bucket of joint type, comprises multi-joint pawl folder, driving lever, follower lever, pipe link, hog frame and erecting bed, it is characterized in that: described multi-joint pawl folder quantity is four, and four multi-joint pawl folders are linearly evenly arranged; Arrange in triangular shape cylinder between described driving lever and follower lever and pipe link, and driving lever all presss from both sides with multi-joint pawl with follower lever and pipe link and is connected; Hog frame is adopted to be connected and fixed between described driving lever and follower lever; Described erecting bed is in the U-shaped structure of standing upside down, and two ends, erecting bed left and right are connected with driving lever with pipe link respectively; Wherein:
Described multi-joint pawl folder comprises first connecting rod, the first rotational pin, second connecting rod, the second rotational pin, third connecting rod, the 3rd rotational pin, the first ear seat, the first hydraulic actuating cylinder, the second ear seat, the second hydraulic actuating cylinder, third ear seat and the 3rd hydraulic actuating cylinder, described first connecting rod one end is connected by the first rotational pin with between pipe link, the other end of first connecting rod is connected by the second rotational pin with between second connecting rod one end, be connected by the 3rd rotational pin between the second connecting rod other end with third connecting rod top, first ear seat is fixed on first connecting rod upper side wall, articulated manner is adopted to be connected between first hydraulic actuating cylinder top with the first ear seat, first hydraulic actuating cylinder bottom is connected with driving lever, second ear seat is fixed on second connecting rod, hinged between second hydraulic actuating cylinder one end and the second ear seat, the second hydraulic actuating cylinder other end is connected with driving lever, third ear seat is positioned on third connecting rod lateral wall, 3rd hydraulic actuating cylinder top is connected with third ear seat, and the 3rd hydraulic actuating cylinder bottom is connected with follower lever.
2. the unidirectional grab bucket of a kind of joint type according to claim 1, is characterized in that: described third connecting rod is for hooking claw-type structure, and third connecting rod material is alloy steel material.
3. the unidirectional grab bucket of a kind of joint type according to claim 1, is characterized in that: the first described hydraulic actuating cylinder bottom and the second hydraulic actuating cylinder other end are positioned at same point.
4. the unidirectional grab bucket of a kind of joint type according to claim 1, is characterized in that: described driving lever and follower lever are provided with clutch disk respectively, and clutch disk is linearly evenly arranged.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510332829.6A CN104925657B (en) | 2015-06-16 | 2015-06-16 | A kind of unidirectional grab bucket of joint type |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510332829.6A CN104925657B (en) | 2015-06-16 | 2015-06-16 | A kind of unidirectional grab bucket of joint type |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN104925657A true CN104925657A (en) | 2015-09-23 |
| CN104925657B CN104925657B (en) | 2016-12-07 |
Family
ID=54113136
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201510332829.6A Active CN104925657B (en) | 2015-06-16 | 2015-06-16 | A kind of unidirectional grab bucket of joint type |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN104925657B (en) |
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| SE444306B (en) * | 1983-04-25 | 1986-04-07 | Jonsson Bengt Ake | Arrangement for a tool mounting on a grabbing device |
| JPH0958968A (en) * | 1995-08-25 | 1997-03-04 | Maatec Kk | Fork grab |
| JPH11139755A (en) * | 1997-11-07 | 1999-05-25 | Nkk Corp | Double-link type crane bucket |
| CN201990388U (en) * | 2011-01-19 | 2011-09-28 | 泉州奇星机械有限公司 | Novel material clamp for excavator |
| CN204847819U (en) * | 2015-06-16 | 2015-12-09 | 安庆市华鑫重工股份有限公司 | Close one -way grab bucket of nodal pattern more |
-
2015
- 2015-06-16 CN CN201510332829.6A patent/CN104925657B/en active Active
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| SE444306B (en) * | 1983-04-25 | 1986-04-07 | Jonsson Bengt Ake | Arrangement for a tool mounting on a grabbing device |
| JPH0958968A (en) * | 1995-08-25 | 1997-03-04 | Maatec Kk | Fork grab |
| JPH11139755A (en) * | 1997-11-07 | 1999-05-25 | Nkk Corp | Double-link type crane bucket |
| CN201990388U (en) * | 2011-01-19 | 2011-09-28 | 泉州奇星机械有限公司 | Novel material clamp for excavator |
| CN204847819U (en) * | 2015-06-16 | 2015-12-09 | 安庆市华鑫重工股份有限公司 | Close one -way grab bucket of nodal pattern more |
Also Published As
| Publication number | Publication date |
|---|---|
| CN104925657B (en) | 2016-12-07 |
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| C06 | Publication | ||
| PB01 | Publication | ||
| C10 | Entry into substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| C41 | Transfer of patent application or patent right or utility model | ||
| CB03 | Change of inventor or designer information |
Inventor after: Chen Minghui Inventor before: Yan Shengzan Inventor before: Li Pengfei Inventor before: Li Ruoyu |
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| COR | Change of bibliographic data | ||
| TA01 | Transfer of patent application right |
Effective date of registration: 20161021 Address after: 362300 Nanan City, Fujian Province, the success of the United States Creek Industrial Zone Applicant after: Nanan wisdom mechanical equipment Co., Ltd. Address before: 246001 Anqing Development Zone, Luo Chong area, Anhui Applicant before: Anqing Hua Xin heavy industry limited company |
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| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| TR01 | Transfer of patent right |
Effective date of registration: 20170330 Address after: 226200 Nantong City, Qidong Province Economic Development Zone, No. triumph Road, No. 1 Patentee after: Qidong Green Green Engineering Co., Ltd. Address before: 362300 Nanan City, Fujian Province, the success of the United States Creek Industrial Zone Patentee before: Nanan wisdom mechanical equipment Co., Ltd. |
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| TR01 | Transfer of patent right |