CN202438649U - Pneumatic die hammer - Google Patents
Pneumatic die hammer Download PDFInfo
- Publication number
- CN202438649U CN202438649U CN2011205413267U CN201120541326U CN202438649U CN 202438649 U CN202438649 U CN 202438649U CN 2011205413267 U CN2011205413267 U CN 2011205413267U CN 201120541326 U CN201120541326 U CN 201120541326U CN 202438649 U CN202438649 U CN 202438649U
- Authority
- CN
- China
- Prior art keywords
- working cylinder
- hammer
- cavity
- outer shell
- pneumatic
- 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
Links
Images
Abstract
The utility model discloses a pneumatic die hammer. The die hammer comprises a U-shaped integral bed which is provided with a pneumatic power head, and the pneumatic power head is provided with a working cylinder which is sleeved with an outer cylinder and is connected with working parts. An annular air-pressure channel is formed between the working cylinder and the outer cylinder, wherein the upper end of the annular air-pressure channel is communicated with an air storage tank of an air compressor and the lower end of the annular air-pressure channel is communicated with a rod chamber of the working cylinder. The working cylinder and the outer cylinder are connected with a supporting member provided with a cavity through a manifold block. Due to the pneumatic drive employed by the pneumatic die hammer, energy losses of exhaust pressure of the working cylinder are very few and heat energy losses do not exist either, therefore, transmission efficiency is high and such defects as high energy consumption of a hydraulic hammer can be overcome. The hammer can immediately return stroke after being hit because the rob chamber of the working cylinder is always provided with air pressure, thereby overcoming defects of long mould stuffiness time and continuous rebound stroke existing in hydraulic die hammer.
Description
Technical field
The utility model relates to forging equipment, is specifically related to a kind of gas dynamic mode forging hammer.
Background technology
Domestic existing die hammer sees from type of drive to be divided into two kinds that a kind of is hydraulic die forging hammer, and a kind of is the liquid gas die hammer that hydraulic hammer forms after transforming, and lathe bed structure is column, the seat of standing is split type.Hydraulic die forging hammer, promptly with the hammer of hydraulic pressure as driving medium, its working cylinder rod chamber, rodless cavity are the grease chamber.During the rodless cavity oil-feed, rod chamber is connected fuel tank, and slide block is realized quick descending motion under the effect of rodless cavity hydraulic pressure and deadweight, and during the rod chamber oil-feed, rodless cavity is connected fuel tank, slide block backhaul.Because loss abundant residues pressure ability and heat energy during this hammer working cylinder oil extraction, thereby energy utilization rate is extremely low.Liquid gas die hammer, promptly with the hammer of hydraulic pressure, air pressure associating transmission, a certain amount of gas of filling in its working cylinder rodless cavity, when hydraulic oil got into rod chamber, the gas in the rodless cavity was compressed, and slide block is compelled to go up; When rod chamber and oil return opening connection oil extraction, the expansion of compressed gas in the rodless cavity, slide block is realized quick descending motion under the effect of expanding gas and deadweight.This hammer must can send after strike finishes owing to returned signal, thereby has shortcomings such as vexed mould time length, resilience double hit, has the shortcoming of leaking easily simultaneously.Domestic existing die hammer lathe bed all adopts column, plinth seat split-type structural, and column is fixed on the anvil block through turnbuckle.
The utility model content
The purpose of the utility model is to overcome the defective that exists in the prior art, and the gas dynamic mode forging hammer of a kind of resilience double hit simple in structure, safe and reliable, energy-efficient, no, no vexed mould phenomenon is provided.
For realizing above-mentioned purpose, the technical scheme of the utility model is a kind of gas dynamic mode forging hammer of design, it is characterized in that; Said die hammer comprises the whole lathe bed of U-shaped, on said lathe bed, is provided with pneumatic unit head, and said pneumatic unit head is provided with working cylinder; Outside said working cylinder, be with outer shell; Said working cylinder is connected with workpiece, between said working cylinder and outer shell, is formed with the annular air pressure passageway, and the upper end of said annular air pressure passageway and the air accumulator of air compressor machine are connected; The lower end of said annular air pressure passageway and working cylinder rod chamber are connected, and said working cylinder is connected with the support member that is provided with cavity through integrated package with outer shell.
Wherein, the said support member that is provided with cavity is sleeved on outside the outer shell, and passes through fixedly outer shell upper end of integrated package.
Wherein, the workpiece that is connected with said working cylinder comprises: hammer stem is housed in the working cylinder, and the lower end of said hammer stem is connected with slide block.
Wherein, said hammer stem is divided into rod chamber and rodless cavity with the inwall cavity of said working cylinder, and the epicoele on said hammer stem top is a rodless cavity.
Wherein, the side at the whole lathe bed of said U-shaped is equipped with qigong safety pin.
Wherein, Said integrated package is installed on the support member that is provided with cavity, and fixedly outer shell and working cylinder, in said integrated package, control valve is housed; And the air accumulator connection of the rod chamber through pipeline and working cylinder, rodless cavity, air compressor machine, accumulator also is housed on said integrated package.
The advantage and the beneficial effect of the utility model are: because this gas dynamic mode forging hammer adopts pneumatic actuation, the pressure at expulsion loss of energy of working cylinder is few, does not have heat-energy losses, thereby transmission efficiency is high, overcomes the high shortcoming of hydraulic hammer energy consumption.Because the working cylinder rod chamber passes to air pressure all the time, hit the backhaul immediately of back tup, thereby it is long to have overcome the vexed mould time of hydraulic die forging hammer, the shortcoming of resilience double hit.Owing to adopt the Pneumatic pressure power head; Operating pressure is higher; Thereby making slide block in short stroke, quickened and gather huge kinetic energy, high-frequency is forged becomes possibility, overcomes liquid pneumatic hammer, hydraulic hammer because the rodless cavity working medium pressure is not high; The slide block accelerating travel is longer, the larger-size shortcoming of forging hammer attach structure.Owing to adopted U-shaped integral bed body structure and safety pin structure, rigidity, the security of percussion system are strengthened greatly, and operating accuracy is guaranteed.Overcome split type lathe bed because the shortcoming of rigidity effects complete machine operating accuracy, reliability and the security that connects.This hammer is simple in structure, safe and reliable, energy-efficient, excellent performance.
Description of drawings
Fig. 1 is the structural representation of the utility model gas dynamic mode forging hammer.
The specific embodiment
Below in conjunction with accompanying drawing and embodiment, the specific embodiment of the utility model is further described.Following examples only are used for more clearly explaining the technical scheme of the utility model, and can not limit the protection domain of the utility model with this.
As shown in Figure 1, that is a kind of gas dynamic mode forging hammer for this practical information, and this gas dynamic mode forging hammer has the whole lathe bed 1 of a U-shaped; A pneumatic unit head is arranged on it; At pneumatic unit head a working cylinder 6 is arranged, the working cylinder 6 outer outer shells 5 that are with, working cylinder 6 connects workpiece; The annular air passage of calming the anger is arranged between working cylinder 6, outer shell 5; Annular air pressure passageway upper end is connected with the compressor air accumulator, and lower end and working cylinder 6 rod chambers are connected, and working cylinder 6, outer shell 5 are connected with the support member that is provided with cavity 4 through integrated package 7.The described support member 4 that is provided with cavity is sleeved on outside the outer shell 5, and is fixed in outer shell 5 upper ends through integrated package 7.The workpiece that working cylinder 6 is connected comprises in 2 working cylinders 6 hammer stem 3 is housed that hammer stem 3 lower ends are connected with slide block 2.Hammer stem 3 is divided into rod chamber and rodless cavity with working cylinder 6 inwall cavitys, and hammer stem 3 top epicoeles are rodless cavity.One side of the whole lathe bed 1 of U-shaped is equipped with pneumatic safety pin 13.Integrated package 7 is installed on the support member 4 that is provided with cavity; And be fixed with outer shell 5, working cylinder 6; In the integrated package 7 control valve is housed, and connects, accumulator 9 is housed on integrated package 7 through pipeline and working cylinder 6 rod chambers, rodless cavity, compressor, the support member 4 that is provided with cavity.
The operation principle of the foregoing description is: slide block 2 was back to the upper limit when accumulator 9 inflations reached certain pressure, was in the strike state of waiting for.This moment valve 14 be in electricity condition, safety pin 13 is in extended position, pins slide block and prevents that mistake from hitting.During strike, valve 14 dead electricity are after safety pin 13 withdraws from; Strike valve 8 gets electric, and working cylinder 6 rodless cavities and the accumulator 9 pressure mouths of pipe are connected, and connects through the circular passage and working cylinder 6 rod chambers in working cylinder 6 outsides; Realize differential, so the air pressure that rod chamber air pressure, pump 12 are got, accumulator 9 air pressure together get into rodless cavity; Add the deadweight of slide block 2, realized the quick strike action of slide block 2.
During backhaul, hit valve 8 dead electricity, working cylinder 6 rodless cavities are connected decompression with the support member that is provided with cavity 4, owing to rod chamber communicates with accumulator 9 air pressure through the circular passage all the time, thereby under gas pressure, slide block 2 quick returns.
When still not hitting above a setting-up time, valve 14 is electricly automatic, and safety pin 13 stretches out, and slide block 2 is in locking-in state.
Present embodiment is equipped with pneumatic shuttle when practical application, whole pneumatic shuttle is realized the inflation and the off-load of 12 pairs of accumulators 9 of air pump automatically by special service valve 10.
Among the figure 11 is motor; 15 is mould; 16 is die holder.
The above only is the preferred implementation of the utility model; Should be understood that; For those skilled in the art; Under the prerequisite that does not break away from the utility model know-why, can also make some improvement and retouching, these improvement and retouching also should be regarded as the protection domain of the utility model.
Claims (6)
1. a gas dynamic mode forging hammer is characterized in that, said die hammer comprises the whole lathe bed of U-shaped; On said lathe bed, be provided with pneumatic unit head; Said pneumatic unit head is provided with working cylinder, outside said working cylinder, is with outer shell, and said working cylinder is connected with workpiece; Between said working cylinder and outer shell, be formed with the annular air pressure passageway; The upper end of said annular air pressure passageway and the air accumulator of air compressor machine are connected, and the lower end of said annular air pressure passageway and working cylinder rod chamber are connected, and said working cylinder is connected with the support member that is provided with cavity through integrated package with outer shell.
2. gas dynamic mode forging hammer as claimed in claim 1 is characterized in that, the said support member that is provided with cavity is sleeved on outside the outer shell, and passes through fixedly outer shell upper end of integrated package.
3. according to claim 1 or claim 2 gas dynamic mode forging hammer, it is characterized in that the workpiece that is connected with said working cylinder comprises: hammer stem is housed in the working cylinder, and the lower end of said hammer stem is connected with slide block.
4. gas dynamic mode forging hammer as claimed in claim 3 is characterized in that, said hammer stem is divided into rod chamber and rodless cavity with the inwall cavity of said working cylinder, and the epicoele on said hammer stem top is a rodless cavity.
5. according to claim 1 or claim 2 gas dynamic mode forging hammer is characterized in that, in a side of the whole lathe bed of said U-shaped qigong safety pin is installed.
6. according to claim 1 or claim 2 gas dynamic mode forging hammer; It is characterized in that; Said integrated package is installed on the support member that is provided with cavity, and fixedly outer shell and working cylinder, in said integrated package, control valve is housed; And the air accumulator connection of the rod chamber through pipeline and working cylinder, rodless cavity, air compressor machine, accumulator also is housed on said integrated package.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011205413267U CN202438649U (en) | 2011-12-16 | 2011-12-16 | Pneumatic die hammer |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011205413267U CN202438649U (en) | 2011-12-16 | 2011-12-16 | Pneumatic die hammer |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN202438649U true CN202438649U (en) | 2012-09-19 |
Family
ID=46820104
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2011205413267U Expired - Fee Related CN202438649U (en) | 2011-12-16 | 2011-12-16 | Pneumatic die hammer |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN202438649U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107606610A (en) * | 2017-11-14 | 2018-01-19 | 山东耀华特耐科技有限公司 | A kind of can prevent adhesion is stained with the moldable of material and beats processing unit (plant) |
-
2011
- 2011-12-16 CN CN2011205413267U patent/CN202438649U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107606610A (en) * | 2017-11-14 | 2018-01-19 | 山东耀华特耐科技有限公司 | A kind of can prevent adhesion is stained with the moldable of material and beats processing unit (plant) |
| CN107606610B (en) * | 2017-11-14 | 2019-07-19 | 山东耀华特耐科技有限公司 | A kind of can prevent adhesion is stained with the moldable of material and beats processing unit (plant) |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN101748730B (en) | Multi-function closed cylinder type hydraulic piling hammer | |
| CN201755911U (en) | Bottom die locking device of linear bottle blowing machine | |
| CN201103527Y (en) | Capacity type hydraulic driving reciprocating compressor | |
| CN201836287U (en) | High-power hydraulic buffer | |
| CN100473475C (en) | Top flush prevention electrohydraulic hammer | |
| CN202438649U (en) | Pneumatic die hammer | |
| CN202690578U (en) | Rapid oil cylinder | |
| CN203018662U (en) | Heavy forging hammer device with diesel pile hammer structure | |
| CN207814059U (en) | Pneumatic hydraulic pressurized construction | |
| CN2524866Y (en) | Full hydraulic drop hammer | |
| CN1268455C (en) | Oil-to-oil free forge hammer power system | |
| CN201190704Y (en) | Inside and outside double-drum type hydraulic reinforcement cylinder | |
| CN203453173U (en) | Beading pushing oil cylinder of steel rail flash welding machine | |
| CN203223514U (en) | Outer-circulation type oil damper | |
| CN201836130U (en) | Energy storage quick release device | |
| CN201443416U (en) | Pneumatic vehicle power device | |
| CN201880838U (en) | Rapid return device of rapid forging oil press | |
| CN102128184A (en) | Special liquid cylinder for electro-hydraulic hammer | |
| CN204552662U (en) | A kind of double cylinder double acting Full hydraulic jar knocker during drilling | |
| CN205096457U (en) | Be used for four tup radial precision forging electricity liquid hammer transmission system | |
| CN101254519A (en) | Lower ram micromotion full-hydraulic counterblow hammer | |
| CN2934688Y (en) | Gas/liquid pressure booster | |
| CN202971410U (en) | Double-stroke cylinder | |
| CN203695833U (en) | Vibration-freefull-hydraulicelectro-hydraulic hammer | |
| CN101968066A (en) | Energy storage rapid discharger |
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 |
Granted publication date: 20120919 Termination date: 20141216 |
|
| EXPY | Termination of patent right or utility model |