CN204018619U - Novel air pneumatic hammer - Google Patents
Novel air pneumatic hammer Download PDFInfo
- Publication number
- CN204018619U CN204018619U CN201420425238.4U CN201420425238U CN204018619U CN 204018619 U CN204018619 U CN 204018619U CN 201420425238 U CN201420425238 U CN 201420425238U CN 204018619 U CN204018619 U CN 204018619U
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- Prior art keywords
- air
- pipe
- end cap
- cylinder
- pneumatic hammer
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Abstract
The utility model relates to and a kind of effectively reduces production cost and equipment quality, the less and Novel air pneumatic hammer that impulsive force is larger of air consumption.Comprise body and be sealed in the upper cover of body upper part, wherein, on cover and be provided with air inlet and unidirectional valve pocket, air inlet is connected with high-pressure air pipe by air inlet pipe, air inlet pipe is provided with intake valve, be connected with upper plug head by back-moving spring in unidirectional valve pocket, the sidewall of unidirectional valve pocket is provided with passage; The top of body is provided with air storage chamber and cylinder, the top of cylinder is fixed with the lower end cap of tubulose, means of press seals is pushed up mutually in the top of lower end cap and the bottom of upper plug head, the inside of lower end cap is provided with the first magnetic valve, the bottom being positioned at lower end cap in cylinder is provided with piston, and is fixedly connected with hammer body in the bottom of piston; The sidewall of cylinder is provided with blast pipe and forcing pipe, and on blast pipe, be provided with the second magnetic valve, and forcing pipe is provided with the 3rd magnetic valve, forcing pipe is connected with high-pressure air pipe.
Description
Technical field
The utility model relates to a kind of forging machinery, particularly relates to a kind of Novel air pneumatic hammer.
Background technology
Pneumatic hammer belongs to the one of flat-die forging machine, and its operation principle promotes piston by compressed air to have moved up and down hammer action together with tup, flexible operation; The pneumatic hammer of prior art, usual employing impulse type structure, thus also referred to as impact-type pneumatic hammer, it mounting flange comprising body, be located at the upper cover of body upper part, be located at body lower part, body interior is provided with magnetic force substrate and piston, piston upper end is adsorbed on magnetic force substrate by electromagnetic force, is provided with spring between piston and body, and body lower part is provided with exhaust outlet; Before not operating, piston is close on magnetic force substrate, and when admission pressure is greater than laminating magnetic force, high speed piston departs from magnetic force substrate, and impacts to body bottom portion, and close air inlet after impact, piston is by spring-return to initial position, and gas is discharged from exhaust outlet; But, this impact-type pneumatic hammer is owing to being provided with magnetic force substrate, cost is higher and weight is larger, consume gas also more simultaneously, there is the situation of the wasting of resources, although the utility model patent that Chinese patent notification number is CN203508895 eliminates magnetic force substrate, reduce cost, quality and air consumption, but owing to adopting two-part air cavity, its impulsive force is limited, is difficult to the workpiece of the larger intensity of punching press.
Because above-mentioned defect, the design people, actively in addition research and innovation, to founding a kind of pneumatic hammer of new structure, make it have more value in industry.
Utility model content
For solving the problems of the technologies described above, the purpose of this utility model is to provide and a kind of effectively reduces production cost and equipment quality, the less and Novel air pneumatic hammer that impulsive force is larger of air consumption.
Novel air pneumatic hammer of the present utility model, comprises body and is sealed in the upper cover of body upper part, wherein,
Cover on described and be provided with air inlet and be provided with the unidirectional valve pocket be communicated with air inlet in bottom, described air inlet is connected with high-pressure air pipe by air inlet pipe, described air inlet pipe is provided with intake valve, upper plug head is connected with by back-moving spring in described unidirectional valve pocket, the relative movement in described unidirectional valve pocket of described upper plug head, the end face of described upper plug head is sealed in bottom air inlet, and the sidewall of described unidirectional valve pocket is provided with passage;
The top of described body is provided with air storage chamber and is provided with the cylinder communicated with described air storage chamber in bottom, the top of described cylinder is fixed with the lower end cap of tubulose, means of press seals is pushed up mutually in the top of described lower end cap and the bottom of described upper plug head, the inside of described lower end cap is provided with the first magnetic valve, the bottom being positioned at lower end cap in described cylinder is provided with piston, and is fixedly connected with hammer body in the bottom of piston;
The sidewall of described cylinder is provided with blast pipe and forcing pipe, and is provided with the second magnetic valve on described blast pipe, and described forcing pipe is provided with the 3rd magnetic valve, described forcing pipe is connected with described high-pressure air pipe.
Further, described body is provided with supercharging air bag, described supercharging air bag is connected with described air storage chamber by pressure inlet, and described pressure inlet is provided with pressure charging valve.
Further, described pressure inlet is provided with air gauge.
Further, the external diameter of described lower end cap becomes large gradually by top to bottom, and the internal diameter of described lower end cap is diminished to bottom gradually by top.
Further, inside described blast pipe, the spacing of opening part and described cylinder end is greater than the thickness of described piston, and inside described forcing pipe, opening part and described cylinder end are affixed.
Further, described blast pipe is multiple.
Further, the bottom of described cylinder is provided with cushion pad.
Further, described body is provided with the gas outlet be connected with described air storage chamber, and is provided with gas bleeder valve on described gas outlet.
By such scheme, the utility model at least has the following advantages: can effectively reduce production cost and equipment quality, air consumption is less and impulsive force is larger.
Above-mentioned explanation is only the general introduction of technical solutions of the utility model, in order to better understand technological means of the present utility model, and can be implemented according to the content of description, coordinates accompanying drawing to be described in detail as follows below with preferred embodiment of the present utility model.
Accompanying drawing explanation
Fig. 1 is structural representation of the present utility model.
Detailed description of the invention
Below in conjunction with drawings and Examples, detailed description of the invention of the present utility model is described in further detail.Following examples for illustration of the utility model, but are not used for limiting scope of the present utility model.
Shown in Figure 1, a kind of Novel air pneumatic hammer, comprise body 1 and be sealed in the upper cover 2 of body upper part, wherein, upper cover 2 be provided with air inlet 3 and be provided with the unidirectional valve pocket 4 be communicated with air inlet 3 in bottom, air inlet 3 is connected with high-pressure air pipe 6 by air inlet pipe 5, air inlet pipe 5 is provided with intake valve 7, upper plug head 9 is connected with by back-moving spring 8 in unidirectional valve pocket 4, upper plug head 9 relative movement in unidirectional valve pocket 4, the end face of upper plug head 9 is sealed in bottom air inlet 3, and the sidewall of unidirectional valve pocket 4 is provided with passage 10; The top of body 1 is provided with air storage chamber 11 and is provided with the cylinder 12 communicated with air storage chamber 11 in bottom, the top of cylinder 12 is fixed with the lower end cap 13 of tubulose, means of press seals is pushed up mutually in the top of lower end cap 13 and the bottom of upper plug head 9, the inside of lower end cap 13 is provided with the first magnetic valve 14, the bottom being positioned at lower end cap 13 in cylinder 12 is provided with piston 15, and is fixedly connected with hammer body 16 in the bottom of piston 15; The sidewall of cylinder 12 is provided with blast pipe 17 and forcing pipe 18, and on blast pipe 17, be provided with the second magnetic valve 19, and forcing pipe 18 is provided with the 3rd magnetic valve 20, forcing pipe 18 is connected with high-pressure air pipe 6.
Operation principle of the present utility model is as follows: 1) before stamping press, open intake valve and close the first magnetic valve simultaneously, upper plug head moves down until mutually seal with lower end cap top under the pressure effect of gases at high pressure, meanwhile, the top of upper plug head and passage form inlet channel, and gases at high pressure enter gas storage indoor storage and form gases at high pressure; 2) when gas pressure acquires a certain degree, close intake valve, because the top of upper plug head and bottom achieve the balance of gas, under the elastic force effect of back-moving spring, upper plug head return achieves the dual-seal to air inlet and passage, and air storage chamber achieves being communicated with of gas with the top of lower end cap; 3) during stamping press, open the first magnetic valve, gases at high pressure enter cylinder under gas pressure, promote piston and move down, and the gas be positioned in cylinder below piston is then discharged through blast pipe, realizes stamping press; 4) when piston moves to side-lower in blast pipe, because the gas below piston cannot be discharged, so define air cushion in piston base, cushioned the impulsive force of piston to cylinder, the impulsive force that buffer spring carrys out damper piston so just need not be set; 5) after stamping press completes, close the second magnetic valve and open the 3rd magnetic valve, the air chamber below piston in cylinder is inflated, and then promoting piston moves, until with lower end cap below be affixed, then close the first magnetic valve, under the effect of the negative pressure like this between the first magnetic valve and piston, piston can not move down, then the 3rd magnetic valve is closed, open the second magnetic valve simultaneously, complete the pressure release of piston base air chamber, also complete a complete stamping press thus.
When needing the intensity increasing pneumatic hammer impact further, can be provided with supercharging air bag 21 on body 1, supercharging air bag 21 is connected with air storage chamber 11 by pressure inlet 22, pressure inlet 22 is provided with pressure charging valve 23, opens pressure charging valve during use; Pressure inlet 22 is provided with air gauge (not shown), the air pressure level in air storage chamber can be monitored like this.
In order to improve air storage chamber inner high voltage gas to the impact strength of piston, the external diameter of lower end cap 13 becomes large gradually by top to bottom, and the internal diameter of lower end cap 13 is diminished to bottom gradually by top.
In order to form the air cushion of adequate thickness in piston base, damper piston is to the impulsive force of cylinder, and inside blast pipe 17, the spacing of opening part and cylinder 12 bottom is greater than the thickness of piston 15, and inside forcing pipe 18, opening part and cylinder 12 bottom are affixed; The bottom of cylinder 12 also can be provided with cushion pad 24 further.
In order to prevent blast pipe extraction flow too small, and then cause limiting to some extent for piston traveling speed, blast pipe 17 can be set to multiple.
Cannot the situation of pressure release in order to prevent from pneumatic hammer inside from breaking down causing, body 1 is provided with the gas outlet 25 be connected with air storage chamber 11, and is provided with gas bleeder valve 26 on gas outlet 25.
The above is only preferred embodiment of the present utility model; be not limited to the utility model; should be understood that; for those skilled in the art; under the prerequisite not departing from the utility model know-why; can also make some improvement and modification, these improve and modification also should be considered as protection domain of the present utility model.
Claims (8)
1. a Novel air pneumatic hammer, is characterized in that: comprise body and be sealed in the upper cover of body upper part, wherein,
Cover on described and be provided with air inlet and be provided with the unidirectional valve pocket be communicated with air inlet in bottom, described air inlet is connected with high-pressure air pipe by air inlet pipe, described air inlet pipe is provided with intake valve, upper plug head is connected with by back-moving spring in described unidirectional valve pocket, the relative movement in described unidirectional valve pocket of described upper plug head, the end face of described upper plug head is sealed in bottom air inlet, and the sidewall of described unidirectional valve pocket is provided with passage;
The top of described body is provided with air storage chamber and is provided with the cylinder communicated with described air storage chamber in bottom, the top of described cylinder is fixed with the lower end cap of tubulose, means of press seals is pushed up mutually in the top of described lower end cap and the bottom of described upper plug head, the inside of described lower end cap is provided with the first magnetic valve, the bottom being positioned at lower end cap in described cylinder is provided with piston, and is fixedly connected with hammer body in the bottom of piston;
The sidewall of described cylinder is provided with blast pipe and forcing pipe, and is provided with the second magnetic valve on described blast pipe, and described forcing pipe is provided with the 3rd magnetic valve, described forcing pipe is connected with described high-pressure air pipe.
2. Novel air pneumatic hammer according to claim 1, is characterized in that: described body is provided with supercharging air bag, described supercharging air bag is connected with described air storage chamber by pressure inlet, and described pressure inlet is provided with pressure charging valve.
3. Novel air pneumatic hammer according to claim 2, is characterized in that: described pressure inlet is provided with air gauge.
4. Novel air pneumatic hammer according to claim 1, is characterized in that: the external diameter of described lower end cap becomes large gradually by top to bottom, and the internal diameter of described lower end cap is diminished to bottom gradually by top.
5. Novel air pneumatic hammer according to claim 1, is characterized in that: inside described blast pipe, the spacing of opening part and described cylinder end is greater than the thickness of described piston, inside described forcing pipe, opening part and described cylinder end are affixed.
6. Novel air pneumatic hammer according to claim 1, is characterized in that: described blast pipe is multiple.
7. Novel air pneumatic hammer according to claim 1, is characterized in that: the bottom of described cylinder is provided with cushion pad.
8. Novel air pneumatic hammer according to claim 1, is characterized in that: described body is provided with the gas outlet be connected with described air storage chamber, and is provided with gas bleeder valve on described gas outlet.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420425238.4U CN204018619U (en) | 2014-07-30 | 2014-07-30 | Novel air pneumatic hammer |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420425238.4U CN204018619U (en) | 2014-07-30 | 2014-07-30 | Novel air pneumatic hammer |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN204018619U true CN204018619U (en) | 2014-12-17 |
Family
ID=52058530
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201420425238.4U Expired - Fee Related CN204018619U (en) | 2014-07-30 | 2014-07-30 | Novel air pneumatic hammer |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN204018619U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104148563A (en) * | 2014-07-30 | 2014-11-19 | 太仓市顺昌锻造有限公司 | Novel air hammer |
-
2014
- 2014-07-30 CN CN201420425238.4U patent/CN204018619U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104148563A (en) * | 2014-07-30 | 2014-11-19 | 太仓市顺昌锻造有限公司 | Novel air hammer |
| CN104148563B (en) * | 2014-07-30 | 2016-08-24 | 太仓市顺昌锻造有限公司 | Novel air pneumatic hammer |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20141217 Termination date: 20160730 |