CN201228841Y - Piston type automatic greasing device - Google Patents
Piston type automatic greasing device Download PDFInfo
- Publication number
- CN201228841Y CN201228841Y CNU2007200874434U CN200720087443U CN201228841Y CN 201228841 Y CN201228841 Y CN 201228841Y CN U2007200874434 U CNU2007200874434 U CN U2007200874434U CN 200720087443 U CN200720087443 U CN 200720087443U CN 201228841 Y CN201228841 Y CN 201228841Y
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- CN
- China
- Prior art keywords
- piston
- friction lever
- type automatic
- piston rod
- spring
- 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.)
- Expired - Fee Related
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Abstract
The utility model provides a piston type automatic grease injector, which comprises a cylinder body, a spring, a piston and a piston rod, wherein one end of the piston rod is equipped with a friction lever. The piston type automatic grease injector can drive a spring or a tension spring to extend through the friction of shaft rotation to the friction lever, thereby accurately achieving automatic grease injection without manual operation, the friction lever and the piston rod are in threaded connection, the friction lever and the piston rod can be dismounted and replaced at any time, which is extremely convenient, further, manufacturing materials of the friction lever are extremely simple and easy to obtain, and can not pollute the environment after being out of use, which are extremely environmental-friendly. Besides, the grease injector also has simple structure, can efficiently reduce the manufacturing cost, which is a perfect grease injector.
Description
Technical field
The utility model relates to a kind of piston type automatic greasing device.
Background technique
At present, in lubricated field various piston type automatic greasing devices are arranged, the mode of its driven plunger is broadly divided into three classes: a class is a spring pressure formula fat cup, and it is simple in structure, but exists fat bad, is difficult to control, needs problems such as manual operation; Second class is to add the mechanical device driven plunger with motor, and its structure is too complicated, the manufacture cost height, and be prone to fault; The 3rd class is to adopt chemistry and electrochemical means to produce gas to promote piston, but cost is too high equally, and can cause environmental pollution after discarded.
Summary of the invention
The utility model provides a kind of piston type automatic greasing device, is the back shorten length that is worn that utilizes friction lever, by the flexible realization automatic greasing of spring, it is simple in structure and accurate, can effectively reduce cost, need not manual operation simultaneously, can not cause any destruction after discarding environment.
For solving the problems of the technologies described above, the utility model provides two kinds of technological schemes:
Scheme one: described piston type automatic greasing device, comprise cylinder body, cylinder cap, spring, piston, piston rod, piston is located in the cylinder body, the lower plane of piston and the space of cylinder base constitute shoe cream room, one side of cylinder base is provided with oil outlet, it is characterized in that: be provided with spring in the described cylinder body, spring is located between the last plane of cylinder cap and piston, one end of piston rod with stretch out from cylinder base downwards after piston is connected, the other end of piston rod is provided with friction lever.
Scheme two: described piston type automatic greasing device, comprise cylinder body, cylinder cap, spring, piston, piston rod, piston is located in the cylinder body, the lower plane of piston and the space of cylinder base constitute shoe cream room, and a side of cylinder base is provided with oil outlet, it is characterized in that: described piston rod is connected with the last plane of piston and stretches out from cylinder cap, stretch out the outer piston-rod lower end of cylinder body and be provided with friction lever, piston rod is provided with spring, and the lower end of spring is fixed on the cylinder body, and its upper end is fixed on the connecting rod.
Improvement to above-mentioned two kinds of schemes: by being threaded, the friction lever outside is provided with sleeve pipe between described piston rod and the friction lever.
To further improvement in the technical proposal: the top of friction lever is provided with one or more grooves, and groove is from bottom to top progressively widened intensification, and the material of friction lever can be graphite, synthetic resin.
Beneficial effect:
Use a kind of piston type automatic greasing device described in the utility model, can be by the friction of axle rotation to friction lever, it is flexible to drive spring or extension spring, thereby reaches automatic greasing accurately, need not manual operation; Friction lever and piston rod are for being threaded, and dismounting and change is very convenient at any time; The making material of friction lever also very is simple and easy to, and also can not cause anyly environment after discarded and destroy very environmental protection; And the structure of described grease injection device is also very simple, can effectively reduce manufacture cost.
Description of drawings
Fig. 1 is the structural representation of the utility model scheme one.
Fig. 2 is the structural representation of the utility model scheme two.
Fig. 3 is the structural representation of friction lever in the utility model.
Embodiment
A kind of piston type automatic greasing of the utility model as shown in Figure 1 device, comprise cylinder body 1, cylinder cap 2, spring 3, piston 4, piston rod 5, be provided with spring 3 in the cylinder body 1, spring 3 is located between the last plane of cylinder cap 2 and piston 4, one end of piston rod 5 with stretch out from cylinder body 1 bottom downwards after piston 4 is connected, the other end of piston rod 5 is provided with friction lever 6, between piston rod 5 and the friction lever 6 by being threaded, the bottom of friction lever 6 is pressed on the moving element 7 of machine, friction lever 6 outsides are provided with sleeve pipe 8, if the intensity of friction lever 6 is enough, also can cancel sleeve pipe 8, the space of the lower plane of piston 4 and cylinder body 1 bottom constitutes shoe cream room 9, and a side of cylinder body 1 bottom is provided with oil outlet 10, and oil outlet 10 is communicated with bearing oil 11.
A kind of piston type automatic greasing of the utility model as shown in Figure 2 device, comprise cylinder body 1, cylinder cap 2, spring 3, piston 4, piston rod 5, the last plane of cylinder body 1 inherent piston 4 is provided with piston rod 5, piston rod 5 stretches out from cylinder cap 2, the space of the lower plane of piston 4 and cylinder body 1 bottom constitutes shoe cream room 9, cylinder body 1 bottom is provided with oil outlet 7, oil outlet 7 is communicated with bearing oil 8, described cylinder body 1 outer piston rod 5 lower ends of stretching out are provided with friction lever 6, between piston rod 5 and the friction lever 6 by being threaded, the bottom of friction lever 6 is pressed on the moving element 10 of machine, and piston rod 5 is provided with spring 3, and the lower end of spring 3 is fixed on the cylinder body 1, its upper end is fixed on the piston rod 5, friction lever 6 outsides are provided with sleeve pipe 11, if the intensity of friction lever 6 is enough, also can cancel sleeve pipe 11.
The friction lever 6 of a kind of piston type automatic greasing of the utility model as shown in Figure 3 device, the top of friction lever 6 is provided with a groove 12, groove 12 is from bottom to top progressively widened intensification, the groove of friction lever also can be many as required, the sectional area of friction lever like this, can dwindle gradually along with reducing of spring force, make the speed of shorten length of friction lever constant all the time.
Described friction lever can be graphite, synthetic resin, wherein the intensity of synthetic resin and hardness all are better than graphite, so in use first-selected synthetic resin.
During use, described piston type automatic greasing device is installed on the machine that needs to lubricate, should makes grease injection device as far as possible near the lubricant housings, the friction lever bottom should be pressed on the moving element of machine, and described moving element can be rotating shaft, guide rail etc.After the grease injection device mounting point is selected, can adopt multiple mode that it is fixed, for example: grease injection device oil outlet and bearing support oiler be with being threaded, and perhaps the friction lever sleeve pipe is threaded with hole on the machine body.After installing, also should install near a side of friction lever seal ring is set, be used for preventing that chip from entering in the bearing runs out bearing at bearing.
During work, at the continuous Wear Friction bar of moving element, its length is constantly shortened, piston and piston rod move under the flexible pressure of spring, and the grease in the extruding shoe cream room makes in the automatic injection bearing of grease, realizes automatic greasing.After machine stopped, axle stopped the rotation, and then friction lever stops wearing and tearing, and piston and connecting rod can't move, and greasing stops.
In addition, also can be as required during work, oil outlet place at the grease injection device shown in 1,2 figure is provided with valve, valve can regulate fuel delivery is set, throttle down also can be controlled moving down of friction lever, connecting rod and piston when bearing need not greasing simultaneously, can make that friction lever enough stops to wear and tear, oil outlet stops greasing, not influence the operation of a machine again.
Claims (10)
1, a kind of piston type automatic greasing device, comprise cylinder body, cylinder cap, spring, piston, piston rod, piston is located in the cylinder body, the lower plane of piston and the space of cylinder base constitute shoe cream room, one side of cylinder base is provided with oil outlet, it is characterized in that: be provided with spring in the described cylinder body, spring is located between the last plane of cylinder cap and piston, one end of piston rod with stretch out from cylinder base downwards after piston is connected, the other end of piston rod is provided with friction lever.
2, a kind of piston type automatic greasing device according to claim 1, it is characterized in that: the top of described friction lever is provided with one or more grooves, and groove is from bottom to top progressively widened intensification.
3, a kind of piston type automatic greasing device according to claim 1, it is characterized in that: the material of described friction lever can be graphite, synthetic resin.
4, a kind of piston type automatic greasing device according to claim 1 is characterized in that: between described piston rod and the friction lever by being threaded.
5, a kind of piston type automatic greasing device according to claim 1, it is characterized in that: described friction lever outside is provided with sleeve pipe.
6, a kind of piston type automatic greasing device, comprise cylinder body, cylinder cap, spring, piston, piston rod, piston is located in the cylinder body, the lower plane of piston and the space of cylinder base constitute shoe cream room, and a side of cylinder base is provided with oil outlet, it is characterized in that: described piston rod is connected with the last plane of piston and stretches out from cylinder cap, stretch out the outer piston-rod lower end of cylinder body and be provided with friction lever, piston rod is provided with spring, and the lower end of spring is fixed on the cylinder body, and its upper end is fixed on the connecting rod.
7, a kind of piston type automatic greasing device according to claim 6, it is characterized in that: the top of described friction lever is provided with one or more grooves, and groove is from bottom to top progressively widened intensification.
8, a kind of piston type automatic greasing device according to claim 6, it is characterized in that: the material of described friction lever can be graphite, synthetic resin.
9, a kind of piston type automatic greasing device according to claim 6 is characterized in that: between described piston rod and the friction lever by being threaded.
10, a kind of piston type automatic greasing device according to claim 6, it is characterized in that: described friction lever outside is provided with sleeve pipe.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNU2007200874434U CN201228841Y (en) | 2007-10-02 | 2007-10-02 | Piston type automatic greasing device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNU2007200874434U CN201228841Y (en) | 2007-10-02 | 2007-10-02 | Piston type automatic greasing device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN201228841Y true CN201228841Y (en) | 2009-04-29 |
Family
ID=40633790
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CNU2007200874434U Expired - Fee Related CN201228841Y (en) | 2007-10-02 | 2007-10-02 | Piston type automatic greasing device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN201228841Y (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101700832B (en) * | 2009-09-09 | 2011-09-21 | 江苏天奇物流系统工程股份有限公司 | Telescopic friction bar |
-
2007
- 2007-10-02 CN CNU2007200874434U patent/CN201228841Y/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101700832B (en) * | 2009-09-09 | 2011-09-21 | 江苏天奇物流系统工程股份有限公司 | Telescopic friction bar |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C17 | Cessation of patent right | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20090429 Termination date: 20121002 |