CN101201073B - Trunnion support of cylinder - Google Patents
Trunnion support of cylinder Download PDFInfo
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- CN101201073B CN101201073B CN2007100700314A CN200710070031A CN101201073B CN 101201073 B CN101201073 B CN 101201073B CN 2007100700314 A CN2007100700314 A CN 2007100700314A CN 200710070031 A CN200710070031 A CN 200710070031A CN 101201073 B CN101201073 B CN 101201073B
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- trunnion mounting
- cylinder
- lug
- cylinder body
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Abstract
The invention discloses a trunnion mounting of an air cylinder. The trunnion mounting of the air cylinder is arranged at the two sides of the cylinder body symmetrically and is an arch structure. The top of the trunnion mounting is provided with trunnions under which arch faces are arranged. The two sides of the arch faces are provided with fixing holes. The trunnion mounting is connected with a cylinder body by fixed screws. The invention effectively solves the problems that the trunnion mounting of the existing air cylinder sliding along the axial direction on the air cylinder causes the shift of the air cylinder and position deviation when the air cylinder moves forward or backward. The problems can cause the invalidation of the automation equipment and the scrapping of the products, even endangering personal security or damaging the whole equipment and causing a heavy accident. The invention has simple structure, convenient operation, low production cost and is worthy of promotion.
Description
Technical field
The present invention relates to a kind of support, especially a kind of trunnion mounting of cylinder.
Background technique
As everyone knows, the trunnion mounting of cylinder adopts the formula means of fixation of filling the span of a man's arms mostly at present, promptly two support symmetries are held the both sides that are fixed on cylinder body tightly, the cylinder of this structural type has been grown because fixing bolt is loosening service time, or the obvolvent surface of contact is subjected to push-pull effort loosening with extruding depression back, under the to-and-fro motion of cylinder piston is impacted, trunnion mounting will appear at endwisely slipping on the cylinder body, trunnion mounting endwisely slips on cylinder body and can cause the skew of cylinder integral position, make cylinder move ahead and when stepping back the position deviation appears, the lighter causes the automation equipment operational failure, product rejection, weight person jeopardizes personal security or destroys integral device, causes a serious accident.Simultaneously, the trunnion mounting of cylinder also is difficult to adjust in the fixedly very difficult assurance of radially coaxality of rear cylinder at present, has influenced the precision of product.
Summary of the invention
The present invention has grown on cylinder body the cylinder trunnion mounting that problem in axial sliding provides a kind of fixed-site for the trunnion mounting time that solves present cylinder.
Another object of the present invention is for the trunnion mounting that solves present cylinder is difficult to guarantee in the fixing radially coaxality of rear cylinder, also is difficult to adjust and influences the problem of product precision and provide a kind of and can guarantee the radially cylinder trunnion mounting of coaxality of cylinder.
The present invention reaches the concrete technological scheme that above-mentioned technical purpose adopts to be: the trunnion mounting of cylinder is symmetricly set on the cylinder body both sides, be the donor structure, the top is provided with gudgeon, the below of gudgeon is provided with arch face, the both sides of arch face are provided with fixed hole, trunnion mounting is connected with cylinder body by standing screw, described arch face is an arcuate structure, the pairing central angle of cylinder body cambered surface that arcuate structure contained is that 90 degree are to 130 degree, the middle part of arcuate structure is provided with arc notch, is provided with platform between gudgeon and the arc notch.Both sides at trunnion mounting are provided with fixed hole, on cylinder, be provided with again axial set screw from both sides fixing trunnion mounting, like this, even it is loosening that screw has slightly, the situation that trunnion mounting slides on cylinder body significantly can not appear yet, having solved the existing trunnion mounting time has grown to appear on the cylinder body and has endwisely slipped, and causes the skew of cylinder integral position, and then the great human injury problem that causes equipment work inefficacy, product rejection and may occur.Simultaneously, can pass through to adjust standing screw, thereby realize the adjustment to the radial plane coaxality of cylinder, the trunnion mounting that has solved existing cylinder is in the fixedly very difficult assurance of radially coaxality of rear cylinder, and also very difficult the adjustment influenced the problem of the precision of product.In addition, the arcuate structure easy processing also meets general cylinder outer surface and is circular structural feature, and arcuate structure can be close to the outer surface of cylinder body like this, and compact appearance is attractive in appearance.The arc notch that the middle part of arcuate structure is provided with can economical with materials, reduces labor content.The set screw of general cylinder end piece is equally distributed, because effect is best like this, therefore, is about 90 degree are spent to 130 at the pairing central angle of cylinder body cambered surface that corresponding arcuate structure on the trunnion mounting is contained.Being provided with of platform one is the intensity that strengthens donor and gudgeon joint, the 2nd, make between the donor of trunnion mounting and the gudgeon to maintain a certain distance, for the installation and the use of cylinder provides the space.
As preferably, cylinder body is provided with lug, lug is four, be symmetrically distributed on the outer wall of cylinder body, lug is provided with and the suitable breach of the donor thickness of trunnion mounting, be provided with the through hole suitable with standing screw in the lug, standing screw passes cylinder front and rear cover and lug and is connected with fixed hole on the trunnion mounting.Lug is set on cylinder body, need the position setting of mounting ear bracing strut and the suitable breach of donor thickness of trunnion mounting on the lug, like this, trunnion mounting cylinder body axially on be limited in the gap position of lug firmly, utilize the fixedly set screw of the cylinder front and rear cover trunnion mounting that is strained and fixed of both sides simultaneously, like this, trunnion mounting is all further fixed in the axial and radial position of cylinder body.As a kind of variation of this structural type, between the breach on trunnion mounting and the lug, adopt drive fit, the fixed hole on the trunnion mounting can be a through hole at this moment, standing screw passes cylinder front and rear cover, lug and trunnion mounting, connects together.Because the bi-side of breach are vertical with cylinder body, overcome the destabilizing factor of cylinder radial plane coaxality, promoted the radial plane coaxality greatly.
For the long cylinder of cylinder body, also can adopt following structural type: cylinder body is provided with lug, lug is four, be symmetrically distributed on the outer wall of cylinder body, the middle part of lug is provided with and the suitable breach of the donor thickness of trunnion mounting, be provided with the through hole suitable with standing screw in the lug, standing screw passes lug and is connected with fixed hole on the trunnion mounting.For long cylinder, utilize the fixedly set screw of the cylinder front and rear cover trunnion mounting that is strained and fixed of both sides, because screw rod is longer, its fastening performance can descend.So employing needs fixedly on cylinder body, and the position of trunnion mounting is provided with one section lug, the middle part of lug is provided with the mode with the suitable breach of the donor thickness of trunnion mounting, standing screw passed lug and was connected with fixed hole on the trunnion mounting this moment, standing screw is shorter like this, and is fastening effective.As for the front and rear cover at cylinder two ends, can adopt other means of fixation, also can set up lug in position near the cylinder body two ends, front and rear cover is fixed on the lug.As a kind of variation of this structural type, between the breach on trunnion mounting and the lug, adopt drive fit, the fixed hole on the trunnion mounting can be a through hole at this moment, standing screw passes lug and trunnion mounting, connects together.Because the bi-side of breach are vertical with cylinder body, overcome the destabilizing factor of cylinder radial plane coaxality, promoted the radial plane coaxality greatly.
Arch face also can adopt trapezium structure, the pairing central angle of cylinder body cambered surface that trapezium structure contained be 90 the degree to 130 the degree, be provided with platform between the top of gudgeon and trapezium structure.
As preferably, the outside of fixed hole is the extended structure of arch, and the bottom surface of extended structure is provided with pillar hole, is provided with pillar between the trunnion mounting of cylinder body both sides, and the pillar hole on pillar and the extended structure bottom surface is suitable.On the trunnion mounting of cylinder body both sides, pillar is set, the one, make the trunnion mounting of both sides look to have integrity, the 2nd, also can fastening screw trip bolt be set here, the trunnion mounting of both sides is tightly embraced on cylinder body.
For the cylinder of band lug, because the trunnion mounting radial position is fixing, therefore, pillar hole is a pin-and-hole, described pillar is a pin, connects by pin between the trunnion mounting of cylinder body both sides, and this structure mainly is to make the trunnion mounting of cylinder body both sides look to have integrity.
For the cylinder body of outer surface for circle, because the trunnion mounting radial position is unfixing, therefore, pillar hole is a screw, and described pillar is a screw rod, links together by screw rod between the trunnion mounting of cylinder body both sides, guarantees the fixing of cylinder radial position.Trunnion mounting also can adopt while being screw, being that through hole or both sides all are through holes, uses the mode of bolt again.
The invention has the beneficial effects as follows: the trunnion mounting that it has solved present cylinder appearance effectively endwisely slips on cylinder body, cause the skew of cylinder integral position, make cylinder move ahead and when stepping back the position deviation appears, the lighter causes automation equipment operational failure, product rejection, weight person jeopardizes personal security or destroys integral device, the problem that causes a serious accident.Simultaneously, the present invention has also overcome the destabilizing factor of cylinder radial plane coaxality, has promoted the radial plane coaxality of cylinder greatly, but also can be adjusted plane coaxality radially by adjusting standing screw.The present invention is simple in structure, and is easy to use, and cost of production is low, is worthy of popularization.
Description of drawings
Below in conjunction with accompanying drawing the specific embodiment of the present invention is further described.
Accompanying drawing 1 is a kind of structural representation of the trunnion mounting of cylinder of the present invention.
Accompanying drawing 2 is worm's eye views of accompanying drawing 1.
Accompanying drawing 3 is another kind of structural representations of the trunnion mounting of cylinder of the present invention.
Accompanying drawing 4 is a kind of assembling schematic representation of the trunnion mounting of cylinder of the present invention.
Accompanying drawing 5 is another kind assembling schematic representation of the trunnion mounting of cylinder of the present invention.
Accompanying drawing 6 is left views of accompanying drawing 4.
Embodiment
In the embodiment shown in Figure 61 as Fig. 4, trunnion mounting is two, be symmetricly set on cylinder body 1 both sides, profile is the donor structure, and the top is provided with gudgeon 2, and the below of gudgeon 2 is provided with arch face 3, arch face 3 is an arcuate structure, the pairing central angle of cylinder body cambered surface that arcuate structure contained is 110 degree, and the middle part of arcuate structure is provided with arc notch 31, is provided with platform 6 (see figure 1)s between gudgeon 2 and the arc notch 31.The both sides of arch face 3 are provided with fixed hole 4, and fixed hole 4 is a screw, and the outside of fixed hole 4 is the extended structure 7 of arch, and the bottom surface of extended structure 7 is provided with pillar hole 8, each two of both sides, and pillar hole 8 is the pin-and-hole (see figure 2).Pillar 9 is housed, each two on both sides on the pillar hole 8.Cylinder body 1 is provided with lug 12, lug 12 is four, be symmetrically distributed on the outer wall of cylinder body 1, lug 12 is provided with breach, the bi-side of breach are vertical with cylinder body 1, the donor consistency of thickness of the width of breach and gudgeon 2 supports is provided with the through hole suitable with standing screw 5 in the lug 12, standing screw 5 passes lug 12 cylinder front and rear cover 11 and fixing threaded hole 4 on the trunnion mounting are linked together.
In embodiment 2 as shown in Figure 5, trunnion mounting is two, be symmetricly set on cylinder body 1 both sides, profile is the donor structure, the top is provided with gudgeon 2, and the below of gudgeon 2 is provided with arch face 3, and arch face 3 is a trapezium structure, the pairing central angle of cylinder body cambered surface that trapezium structure contained is 110 degree, is provided with platform 6 (see figure 3)s between the top of gudgeon 2 and trapezium structure.The middle part of cylinder body 1 is provided with one section lug 12, lug 12 is four, be symmetrically distributed on the outer wall of cylinder body 1, the middle part of lug 12 is provided with the suitable breach of donor thickness with gudgeon 2 supports, be provided with the through hole suitable in the lug 12 with standing screw 5, standing screw 5 passes lug 12 and is connected with fixing threaded hole 4 on the trunnion mounting, and all the other are identical with embodiment 1.
In above-mentioned two embodiments, if adopt and between the breach on trunnion mounting and the lug 12, adopt drive fit, fixed hole 4 on the trunnion mounting adopts through hole, standing screw 5 passes lug 12 and trunnion mounting, with lug 12 and trunnion mounting or lug 12, trunnion mounting, front and rear cover 11 mode that links together, promptly constitute embodiment 3 and embodiment 4.
For the housing structure of outer surface for circle, as long as change pillar hole 8 into screw, pillar 9 changes corresponding screw rod into, earlier tightly be fixed on the trunnion mounting of both sides on the cylinder body during mounting ear bracing strut with screw rod, again standing screw 5 is passed cylinder front and rear cover 11 and be connected, can constitute embodiment 5 with fixing threaded hole 4 on the trunnion mounting.
Claims (7)
1. the trunnion mounting of a cylinder, it is characterized in that: described trunnion mounting is symmetricly set on cylinder body (1) both sides, be the donor structure, the top is provided with gudgeon (2), the below of gudgeon (2) is provided with arch face (3), the both sides of arch face (3) are provided with fixed hole (4), the axis parallel of the shaft axis of fixed hole (4) and arch face (3), trunnion mounting is connected with cylinder body by standing screw (5), described arch face (3) is an arcuate structure, the pairing central angle of cylinder cambered surface that arcuate structure contained be 90 the degree to 130 the degree, the middle part of arcuate structure is provided with arc notch (31), is provided with platform (6) between gudgeon (2) and the arc notch (31).
2. the trunnion mounting of cylinder according to claim 1, it is characterized in that described cylinder body (1) is provided with lug (12), lug (12) is four, be symmetrically distributed on the outer wall of cylinder body (1), lug (12) is provided with and the suitable breach of the donor thickness of trunnion mounting, be provided with in the lug (12) and the suitable through hole of standing screw (5), standing screw (5) passes lug (12), and the front and rear cover (11) of cylinder and the fixed hole (4) on the trunnion mounting are linked together.
3. the trunnion mounting of cylinder according to claim 1, it is characterized in that described cylinder body (1) is provided with lug (12), lug (12) is four, be symmetrically distributed on the outer wall of cylinder body (1), the middle part of lug (12) is provided with and the suitable breach of the donor thickness of trunnion mounting, be provided with in the lug (12) and the suitable through hole of standing screw (5), standing screw (5) passes lug (12) and is connected with fixed hole (4) on the trunnion mounting.
4. the trunnion mounting of cylinder according to claim 1 is characterized in that the extended structure (7) of the outside of described fixed hole (4) for arch, and the bottom surface of extended structure (7) is provided with pillar hole (8).
5. the trunnion mounting of cylinder according to claim 4 is characterized in that being provided with pillar (9) between the trunnion mounting of described cylinder body (1) both sides, and the pillar hole (8) on pillar and extended structure (7) bottom surface is suitable.
6. the trunnion mounting of cylinder according to claim 5 is characterized in that described pillar hole (8) is a pin-and-hole, and described pillar (9) is a pin, connects by pin between the trunnion mounting of cylinder body (1) both sides.
7. the trunnion mounting of cylinder according to claim 5 is characterized in that described pillar hole (8) is a screw, and described pillar (9) is a screw rod, connects by screw rod between the trunnion mounting of cylinder body (1) both sides.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2007100700314A CN101201073B (en) | 2007-07-16 | 2007-07-16 | Trunnion support of cylinder |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2007100700314A CN101201073B (en) | 2007-07-16 | 2007-07-16 | Trunnion support of cylinder |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN101201073A CN101201073A (en) | 2008-06-18 |
| CN101201073B true CN101201073B (en) | 2010-06-23 |
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ID=39516383
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2007100700314A Active CN101201073B (en) | 2007-07-16 | 2007-07-16 | Trunnion support of cylinder |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN101201073B (en) |
Families Citing this family (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104763705B (en) * | 2015-03-20 | 2016-09-14 | 周玉翔 | A kind of hull oil cylinder installing rack |
| CN108591175B (en) * | 2018-06-15 | 2019-10-01 | 宁波亚德客自动化工业有限公司 | A kind of cylinder trunnion support attachment |
Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US5237909A (en) * | 1989-10-04 | 1993-08-24 | Ab Mecman | Fastening device for actuating cylinders |
| US5725195A (en) * | 1995-01-17 | 1998-03-10 | Cotter; Jonathan P. | Cylinder trunnion mount |
-
2007
- 2007-07-16 CN CN2007100700314A patent/CN101201073B/en active Active
Patent Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US5237909A (en) * | 1989-10-04 | 1993-08-24 | Ab Mecman | Fastening device for actuating cylinders |
| US5725195A (en) * | 1995-01-17 | 1998-03-10 | Cotter; Jonathan P. | Cylinder trunnion mount |
Also Published As
| Publication number | Publication date |
|---|---|
| CN101201073A (en) | 2008-06-18 |
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Address after: Zhejiang province Fenghua City Siming road 315500 High-tech Park No. 88 Patentee after: Ningbo Yadeke Automatic Chemical Industry Co., Ltd. Address before: Zhejiang province Fenghua City Siming road 315500 High-tech Park No. 1 Patentee before: Ningbo Yadeke Automatic Chemical Industry Co., Ltd. |