CN204436928U - The structure-improved of corner oil cylinder - Google Patents
The structure-improved of corner oil cylinder Download PDFInfo
- Publication number
- CN204436928U CN204436928U CN201520093067.4U CN201520093067U CN204436928U CN 204436928 U CN204436928 U CN 204436928U CN 201520093067 U CN201520093067 U CN 201520093067U CN 204436928 U CN204436928 U CN 204436928U
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- China
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- steel ball
- piston rod
- tank
- returnning spring
- rod group
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Abstract
The utility model discloses a kind of structure-improved of corner oil cylinder, it comprises: a cylinder body, to be installed in cylinder body and the piston rod group stretched out in outside cylinder body upper end, be installed on the bonnet of rear end of the cylinder block and be installed on the pressure arm of piston rod group upper end, wherein, a Returnning spring is provided with between bonnet and piston rod group, described piston rod group upwards offers one first tank along its lower end surface, this bonnet upper end is provided with the second tank, described Returnning spring two ends are placed in this first tank and the second tank respectively, and be respectively arranged with the first steel ball and the second steel ball bottom this first tank and the second tank, this first steel ball and the second steel ball respectively with Returnning spring two end in contact, and the diameter of this first steel ball and the second steel ball is all greater than the diameter of Returnning spring end, the degrees of freedom of spring can be increased, distortion when preventing Returnning spring from rotating with piston rod group, guarantee that piston rod group is run smooth and easy, can effectively improve product working life and workmanship, so that there is the higher market competitiveness.
Description
Technical field:
The utility model relates to corner oil cylinder product technical field, refers in particular to a kind of structure-improved of corner oil cylinder.
Background technique:
Corner cylinder is the cylinder of a kind of piston shaft simultaneously along self axial-rotation in straight reciprocating motion, this corner cylinder or one air pressure or hydraulically powered fixture, be applicable to special machine and the tool of volume production part, significantly can improve the work die clamper automaticities such as machine adds, assembles, welding.
At present, most corner cylinder includes a cylinder body, be installed in cylinder body and stretch out in piston rod outside cylinder body upper end, be installed on the bonnet of rear end of the cylinder block and be installed on the pressure arm of piston rod upper end, wherein, is provided with a Returnning spring between bonnet and piston rod.Corner cylinder working procedure: piston rod is depressed after completing rotating distance in advance again, pressure arm presses down with piston rod and the assigned position rotated to design and angle, then completes clamping stroke, with clamping work pieces.During release workpiece, pressure arm turns back to original position by the route compressed automatically, and operator just can unload workpiece smoothly easily.When piston rod rotates, Returnning spring also can rotate thereupon, and after a long time use, the phenomenon of distortion greatly may appear in this Returnning spring in rotary course, so that affects the normal operation of piston rod, reduces the working life of whole product.
In view of this, the present inventor proposes following technological scheme.
Model utility content:
The purpose of this utility model is to overcome the deficiencies in the prior art, provides a kind of structure-improved of corner oil cylinder.
In order to solve the problems of the technologies described above, the utility model have employed following technical proposals: the structure-improved of this corner oil cylinder comprises: a cylinder body, to be installed in cylinder body and the piston rod group stretched out in outside cylinder body upper end, be installed on the bonnet of rear end of the cylinder block and be installed on the pressure arm of piston rod group upper end, wherein, a Returnning spring is provided with between bonnet and piston rod group, described piston rod group upwards offers one first tank along its lower end surface, this bonnet upper end is provided with the second tank, described Returnning spring two ends are placed in this first tank and the second tank respectively, and be respectively arranged with the first steel ball and the second steel ball bottom this first tank and the second tank, this first steel ball and the second steel ball respectively with Returnning spring two end in contact, and the diameter of this first steel ball and the second steel ball is all greater than the diameter of Returnning spring end, distortion when rotating with piston rod group to prevent Returnning spring.
Furthermore, in technique scheme, between described first steel ball and Returnning spring end, be also provided with one first wear-resistant gasket, this first wear-resistant gasket and Returnning spring end winding support.
Furthermore, in technique scheme, be also provided with one first position, hole in the middle part of described first wear-resistant gasket, described first steel ball falls into this position, the first hole.
Furthermore, in technique scheme, between described second steel ball and Returnning spring end, be also provided with one second wear-resistant gasket, this second wear-resistant gasket and Returnning spring end winding support.
Furthermore, in technique scheme, be also provided with one second position, hole in the middle part of described second wear-resistant gasket, described second steel ball falls into this position, the second hole.
Furthermore, in technique scheme, bottom the first described tank and the second tank, all there is a conical surface, described first steel ball and the second steel ball respectively with the first tank and the second tank bottom taper-face contact.
Furthermore, in technique scheme, described piston rod group periphery is provided with spiral chute, and described inboard wall of cylinder block is provided with guide finger, and this guide finger falls into this spiral chute.
Furthermore, in technique scheme, described piston rod group periphery is provided with spiral chute, and be provided with plural ball in this spiral chute, this ball protrudes from outside spiral chute port, and contacts with described inboard wall of cylinder block.
Furthermore, in technique scheme, between described cylinder body and piston rod group, be provided with anti-dust seal and bar oil sealing.
After adopting technique scheme, the utility model has following beneficial effect compared with prior art: during utility model works, can realize upper and lower linear motion and rotating angle movement, to realize clamping work pieces.When rotating angle movement, Returnning spring can rotate with piston rod group and rotate, but because the utility model is respectively arranged with one first steel ball and the second steel ball at Returnning spring two ends, and the diameter of this first steel ball and the second steel ball is all greater than the diameter of Returnning spring end, the degrees of freedom of spring is increased with this, distortion when preventing Returnning spring from rotating with piston rod group, guarantee that piston rod group is run smooth and easy, in addition, one first steel ball can also be respectively arranged with at Returnning spring two ends, first wear-resistant gasket and the second steel ball, second wear-resistant gasket, it can increase the degrees of freedom of spring equally, distortion when preventing Returnning spring from rotating with piston rod group, guarantee that piston rod group is run smooth and easy, can effectively improve working life of the present utility model and workmanship, so that there is the higher market competitiveness.
Accompanying drawing illustrates:
Fig. 1 is the structural representation of the utility model embodiment one;
Fig. 2 is the structural representation of the utility model embodiment two.
Embodiment:
Below in conjunction with specific embodiments and the drawings, the utility model is further illustrated.
Embodiment one:
As shown in Figure 1, for a kind of structure-improved of corner oil cylinder, it comprises: a cylinder body 1, be installed in cylinder body 1 and stretch out in piston rod group 2 outside cylinder body 1 upper end, be installed on the bonnet 3 of cylinder body 1 rear end and be installed on the pressure arm 4 of piston rod group 2 upper end, wherein, a Returnning spring 5 is provided with between bonnet 3 and piston rod group 2, wherein, anti-dust seal 12 and bar oil sealing 13 is provided with between described cylinder body 1 and piston rod group 2.
Described piston rod group 2 upwards offers one first tank 21 along its lower end surface, this bonnet 3 upper end is provided with the second tank 31, described Returnning spring 5 two ends are placed in this first tank 21 and the second tank 31 respectively, and be respectively arranged with the first steel ball 51 and the second steel ball 52 bottom this first tank 21 and the second tank 31, this first steel ball 51 and the second steel ball 52 respectively with Returnning spring 5 liang of end in contact, and the diameter of this first steel ball 51 and the second steel ball 52 is all greater than the diameter of Returnning spring 5 end, distortion when rotating with piston rod group 2 to prevent Returnning spring 5.
Bottom the first described tank 21 and the second tank 31, all there is a conical surface, described first steel ball 51 and the second steel ball 52 respectively with the first tank 21 and the second tank 31 bottom taper-face contact.
Described piston rod group 2 periphery is provided with spiral chute 22, described cylinder body 1 inwall is provided with guide finger 11, this guide finger 11 falls into this spiral chute 22, and piston rod group 2 is in uphill process, and this piston rod group 2 realizes rotating by peripheral spiral chute 22 under the effect of guide finger 11.Or another structure: described piston rod group 2 periphery is provided with spiral chute 22, plural ball is provided with in this spiral chute 22, this ball protrudes from outside spiral chute 22 port, and with described cylinder body 1 contact internal walls, this structure can make equally piston rod group 2 realize rotate.
During utility model works, upper and lower linear motion and rotating angle movement can be realized, to realize clamping work pieces.When rotating angle movement; Returnning spring 5 to rotate with piston rod group 2 and rotates; but because the utility model is respectively arranged with one first steel ball 51 and the second steel ball 52 at Returnning spring 5 two ends; and the diameter of this first steel ball 51 and the second steel ball 52 is all greater than the diameter of Returnning spring 5 end; the degrees of freedom of spring is increased with this; distortion when preventing Returnning spring 5 from rotating with piston rod group 2; guarantee that the operation of piston rod group 2 is smooth and easy; can effectively improve working life of the present utility model and workmanship, so that there is the higher market competitiveness.
Embodiment two:
The present embodiment two is with the difference of above-described embodiment one: shown in Figure 2, is also provided with one first wear-resistant gasket 53 between described first steel ball 51 and Returnning spring 5 end, this first wear-resistant gasket 53 and Returnning spring 5 end winding support.Also be provided with one first position, hole in the middle part of wherein said first wear-resistant gasket 53, described first steel ball 51 falls into this position, the first hole.In addition, between described second steel ball 52 and Returnning spring 5 end, be also provided with one second wear-resistant gasket 54, this second wear-resistant gasket 54 and Returnning spring 5 end winding support.Wherein, be also provided with one second position, hole in the middle part of described second wear-resistant gasket 54, described second steel ball 52 falls into this position, the second hole.
The present embodiment two is consistent with the working principle of above-described embodiment one, and has same technique effect, and this is no longer going to repeat them.
Certainly, the foregoing is only specific embodiment of the utility model, be not limit the utility model practical range, all equivalences done according to structure, feature and principle described in the utility model claim change or modify, and all should be included in the utility model claim.
Claims (9)
1. the structure-improved of corner oil cylinder, it comprises: a cylinder body (1), to be installed in cylinder body (1) and the piston rod group (2) stretched out in outside cylinder body (1) upper end, be installed on the bonnet (3) of cylinder body (1) rear end and be installed on the pressure arm (4) of piston rod group (2) upper end, wherein, a Returnning spring (5) is provided with between bonnet (3) and piston rod group (2), it is characterized in that: described piston rod group (2) upwards offers one first tank (21) along its lower end surface, this bonnet (3) upper end is provided with the second tank (31), described Returnning spring (5) two ends are placed in this first tank (21) and the second tank (31) respectively, and this first tank (21) and the second tank (31) bottom are respectively arranged with the first steel ball (51) and the second steel ball (52), this first steel ball (51) and the second steel ball (52) respectively with Returnning spring (5) two end in contact, and the diameter of this first steel ball (51) and the second steel ball (52) is all greater than the diameter of Returnning spring (5) end, distortion when rotating with piston rod group (2) to prevent Returnning spring (5).
2. the structure-improved of corner oil cylinder according to claim 1, it is characterized in that: between described first steel ball (51) and Returnning spring (5) end, be also provided with one first wear-resistant gasket (53), this first wear-resistant gasket (53) and Returnning spring (5) end winding support.
3. the structure-improved of corner oil cylinder according to claim 2, is characterized in that: described first wear-resistant gasket (53) middle part is also provided with one first position, hole, and described first steel ball (51) falls into this position, the first hole.
4. the structure-improved of corner oil cylinder according to claim 2, it is characterized in that: between described second steel ball (52) and Returnning spring (5) end, be also provided with one second wear-resistant gasket (54), this second wear-resistant gasket (54) and Returnning spring (5) end winding support.
5. the structure-improved of corner oil cylinder according to claim 4, is characterized in that: described second wear-resistant gasket (54) middle part is also provided with one second position, hole, and described second steel ball (52) falls into this position, the second hole.
6. the structure-improved of the corner oil cylinder according to claim 1-5 any one, it is characterized in that: described the first tank (21) and the second tank (31) bottom all there is a conical surface, described first steel ball (51) and the second steel ball (52) respectively with the first tank (21) and the second tank (31) bottom taper-face contact.
7. the structure-improved of the corner oil cylinder according to claim 1-5 any one, it is characterized in that: described piston rod group (2) periphery is provided with spiral chute (22), described cylinder body (1) inwall is provided with guide finger (11), and this guide finger (11) falls into this spiral chute (22).
8. the structure-improved of the corner oil cylinder according to claim 1-5 any one, it is characterized in that: described piston rod group (2) periphery is provided with spiral chute (22), this spiral chute is provided with plural ball in (22), this ball protrudes from outside spiral chute (22) port, and with described cylinder body (1) contact internal walls.
9. the structure-improved of the corner oil cylinder according to claim 1-5 any one, is characterized in that: be provided with anti-dust seal (12) and bar oil sealing (13) between described cylinder body (1) and piston rod group (2).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520093067.4U CN204436928U (en) | 2015-02-07 | 2015-02-07 | The structure-improved of corner oil cylinder |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520093067.4U CN204436928U (en) | 2015-02-07 | 2015-02-07 | The structure-improved of corner oil cylinder |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN204436928U true CN204436928U (en) | 2015-07-01 |
Family
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201520093067.4U Expired - Fee Related CN204436928U (en) | 2015-02-07 | 2015-02-07 | The structure-improved of corner oil cylinder |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN204436928U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112922920A (en) * | 2021-04-02 | 2021-06-08 | 大连理工大学 | Compact type swing hydraulic cylinder and use method thereof |
| CN115539456A (en) * | 2022-09-21 | 2022-12-30 | 苏州火苗自动化科技有限公司 | Cylinder |
-
2015
- 2015-02-07 CN CN201520093067.4U patent/CN204436928U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112922920A (en) * | 2021-04-02 | 2021-06-08 | 大连理工大学 | Compact type swing hydraulic cylinder and use method thereof |
| CN115539456A (en) * | 2022-09-21 | 2022-12-30 | 苏州火苗自动化科技有限公司 | Cylinder |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C56 | Change in the name or address of the patentee | ||
| CP01 | Change in the name or title of a patent holder |
Address after: Jinlong Road 523000 Guangdong city of Dongguan province Dongcheng District sangyuan Industrial Zone No. 6 Patentee after: DONGGUAN CLAMPTEK ELECTRO-MECHANICAL SCIENCE & TECHNOLOGY DEVELOPING CO., LTD. Address before: Jinlong Road 523000 Guangdong city of Dongguan province Dongcheng District sangyuan Industrial Zone No. 6 Patentee before: Dongguan City praises the dynamo-electric development in science and technology Co., Ltd of steel |
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| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20150701 Termination date: 20210207 |
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| CF01 | Termination of patent right due to non-payment of annual fee |