KR930013701A - Performance tester of electric hammer drill - Google Patents

Performance tester of electric hammer drill Download PDF

Info

Publication number
KR930013701A
KR930013701A KR1019910022541A KR910022541A KR930013701A KR 930013701 A KR930013701 A KR 930013701A KR 1019910022541 A KR1019910022541 A KR 1019910022541A KR 910022541 A KR910022541 A KR 910022541A KR 930013701 A KR930013701 A KR 930013701A
Authority
KR
South Korea
Prior art keywords
oil
pressure
disposed
hydraulic
hammer drill
Prior art date
Application number
KR1019910022541A
Other languages
Korean (ko)
Other versions
KR950009927B1 (en
Inventor
오치동
박우용
Original Assignee
강진구
삼성전자 주식회사
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Application filed by 강진구, 삼성전자 주식회사 filed Critical 강진구
Priority to KR1019910022541A priority Critical patent/KR950009927B1/en
Publication of KR930013701A publication Critical patent/KR930013701A/en
Application granted granted Critical
Publication of KR950009927B1 publication Critical patent/KR950009927B1/en

Links

Classifications

    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01M—TESTING STATIC OR DYNAMIC BALANCE OF MACHINES OR STRUCTURES; TESTING OF STRUCTURES OR APPARATUS, NOT OTHERWISE PROVIDED FOR
    • G01M99/00—Subject matter not provided for in other groups of this subclass

Landscapes

  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Force Measurement Appropriate To Specific Purposes (AREA)
  • Investigating Strength Of Materials By Application Of Mechanical Stress (AREA)

Abstract

본 발명은 전기햄머드릴의 성능기능장치는, 유압모터와 이 유압모터의 회전력에 따라 발생된 유압을 측정하도록된 계측부, 오일을 공급하도록된 오일공급부, 타격력시험을 하도록된 유압실린더부로 구성되어, 회전.역부하시험과 타격력시험을 실시하여 상기 전기햄머드릴의 정확한 성능이 측정되게 함으로써 이 전기햄머드릴의 고품질화를 실현할 수 있는 효과가 있다.The present invention is a functional device of the electric hammer drill, the hydraulic motor and the measuring unit to measure the hydraulic pressure generated according to the rotational force of the hydraulic motor, the oil supply unit to supply the oil, the hydraulic cylinder unit to be the impact force test, The rotational and reverse load test and the striking force test are carried out so that the accurate performance of the electric hammer drill can be measured, thereby improving the quality of the electric hammer drill.

Description

전기햄머드릴의 성능시험장치Performance tester of electric hammer drill

본 내용은 요부공개 건이므로 전문내용을 수록하지 않았음As this is a public information case, the full text was not included.

제1도는 본 발명 전기햄머드릴의 성능시험장치의 개략정면도이고.1 is a schematic front view of a performance test apparatus of the electric hammer drill of the present invention.

제2도는 제1도의 좌측면도이며.2 is a left side view of FIG.

제3도는 본 발명의 유압흐름도이다.3 is a hydraulic flow chart of the present invention.

Claims (4)

시료를 결합시킬 수 있는 제1커플링(2)이 전면에 배설되고 시료가 회전함에 따라 함께 연동하도록 된 유압모터(3)와, 이 유압모터(3)의 상부면에 배설되어 상기 유압모터(3)가 회전함에 따라 유압배관(4)내에 발생되는 압력과 유량을 측정하도록된 계측부(5), 상기 유압모터(3)의 좌하단부에 배설되어 상기 유압배관(4)내의 압력에 따라 오일을 공급하도록 된 오일공급부(7), 이 오일공급부(7)의 우측에 배설되어 시료의 타격력시험을 할 수 있도록 된 유압실린더부(25)로 구성된 것을 특징으로 하는 전기해머드릴의 성능시험장치.The first coupling 2 capable of coupling the sample is disposed on the front surface and the hydraulic motor 3 is interlocked with the sample as it rotates, and the hydraulic motor 3 is disposed on the upper surface of the hydraulic motor 3 so that the hydraulic motor ( As the 3) rotates, the measuring unit 5 is configured to measure the pressure and the flow rate generated in the hydraulic pipe 4, and is disposed at the lower left end of the hydraulic motor 3 to supply oil in accordance with the pressure in the hydraulic pipe 4. A performance test apparatus for an electric hammer drill, comprising an oil supply unit (7) to be supplied, and a hydraulic cylinder unit (25) disposed on the right side of the oil supply unit (7) to test a force of a sample. 제1항에 있어서, 상기 계측부(5)에는 상기 유압모터(3)의 상부에 상기 유입배관(4)내의 압력을 조절하도록된 전자변압력조절밸브(9)가 배설되어 있고, 이 전자변압력조절밸브(9)의 좌하단부를 통과하는 상기 유압배관(4)내에는 역류방지용 척밸브(10)와 고압용압력게이지(11)가 배설되어 있으며, 상기 전자변압력조절밸브(9)의 우측에는 이 전자변압력조절밸브(9)를 개폐하도록 된 서보증폭기(12)와 유량계(13) 및 상기 유입배관(4)내의 오일을 냉각시켜 주기위한 열교환기(14)가 오일의 상태를 육안으로 확인할 수 있도록된 3방향밸브(15)를 거쳐 배설된 것을 특징으로 하는 전기햄머드릴의 성능시험장치.2. The electromagnetic pressure regulating valve (9) according to claim 1, wherein the measuring section (5) is provided with an electromagnetic pressure regulating valve (9) arranged at the upper portion of the hydraulic motor (3) to adjust the pressure in the inlet pipe (4). A backflow prevention chuck valve 10 and a high pressure pressure gauge 11 are disposed in the hydraulic pipe 4 passing through the lower left end of the valve 9, and on the right side of the electromagnetic pressure regulating valve 9 is an electromagnetic valve. The servo amplifier 12 and the flow meter 13 and the heat exchanger 14 for cooling the oil in the inlet pipe 4 are configured to open and close the pressure control valve 9 so that the state of the oil can be visually checked. Performance test device of the electric hammer drill, characterized in that it is disposed through the three-way valve (15). 제1항에 있어서, 상기 오일공급구(7)에는 오일을 저장하는 오일탱크(6)전면부에 오일온도게이지(16)와 셋팅온도에 따라 온/오프되는 온도스위치(17) 그리고 상기 오일탱크(6)내의 오일량을 표시하는 오일레벨게이지(18)가 배설되어 있고, 상기 오일탱크(6) 상부면에는 사용된 오일을 여과시켜주기 위한 리턴필터(19)와 상기 오일탱크(6)내의 오일을 상기 유입배관(4) 내로 공급시키기 위한 유압펌프(20) 및 상기 유압배관(4)내로 유입되는 오일을 여과시켜주기 위한 오일흡입필터(21)가 배설되어 있으며, 상기오일탱크(6) 좌측면에는 상기 유입배관(4)내의 압력을 디지탈문자로 표시하도록 된 디지탈입력게이지(22)가 배설되어 있고, 상기 리턴필터(19)의 상부방향을 통과하는 유입배관(4)내에 저압을 측정하도록 된 저압압력게이지(23)가 배설된 것을 특징으로 하는 전기햄머드릴의 성능시험장치.The oil supply port (7) according to claim 1, wherein the oil switch (7) on the front of the oil tank (6) for storing oil on and off according to the oil temperature gauge 16 and the setting temperature and the oil tank (17) An oil level gauge 18 indicating the amount of oil in (6) is disposed, and an upper surface of the oil tank (6) is provided with a return filter (19) for filtering the used oil and in the oil tank (6). A hydraulic pump 20 for supplying oil into the inlet pipe 4 and an oil suction filter 21 for filtering oil introduced into the hydraulic pipe 4 are disposed, and the oil tank 6 is disposed. On the left side, the digital input gauge 22 is arranged to display the pressure in the inlet pipe 4 in digital characters, and the low pressure is measured in the inlet pipe 4 passing through the upper direction of the return filter 19. Characterized in that the low-pressure pressure gauge 23 to be excreted Performance-based test device of the hammer drill. 제1항에 있어서, 상기 유압실린더부(8)에는 피스톤(24)을 이용하여 왕복운동을 할수 있도록된 유압실린더(25)상부면에 시료를 결합시킬 수 있도록된 제2커플링(26)이 배설되어 있고, 상기 유압실린더(25)의 좌측에는 유압을 감지하여 전기적인 신호로 변환시키도록 된 압력센서(27)가 배설되어 있으며, 상기 유압실린더(25)의 하부에 진동을 흡수하도록 된 방전판(29)이 배설되어 있고, 상기 압력센서(27)로부터 출력되는 검출신호를 그래프등으로 표시하도록 된 오실로스코프(28)가 소정위치에 적절히 배설된 것을 특징으로 하는 전기햄머드릴의 성능시험장치.According to claim 1, wherein the hydraulic cylinder (8) has a second coupling (26) for coupling the sample to the upper surface of the hydraulic cylinder (25) which is capable of reciprocating motion using the piston (24) The pressure sensor 27 is disposed on the left side of the hydraulic cylinder 25 so as to sense the hydraulic pressure and convert the hydraulic signal into an electrical signal. The discharge is configured to absorb vibration in the lower portion of the hydraulic cylinder 25. An apparatus for testing electric hammers, characterized in that the plate (29) is disposed, and the oscilloscope (28) which is configured to display the detection signal output from the pressure sensor (27) as a graph is properly disposed at a predetermined position. ※ 참고사항 : 최초출원 내용에 의하여 공개하는 것임.※ Note: The disclosure is based on the initial application.
KR1019910022541A 1991-12-10 1991-12-10 Testing apparatus of electric hammer drill KR950009927B1 (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
KR1019910022541A KR950009927B1 (en) 1991-12-10 1991-12-10 Testing apparatus of electric hammer drill

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
KR1019910022541A KR950009927B1 (en) 1991-12-10 1991-12-10 Testing apparatus of electric hammer drill

Publications (2)

Publication Number Publication Date
KR930013701A true KR930013701A (en) 1993-07-22
KR950009927B1 KR950009927B1 (en) 1995-09-01

Family

ID=19344052

Family Applications (1)

Application Number Title Priority Date Filing Date
KR1019910022541A KR950009927B1 (en) 1991-12-10 1991-12-10 Testing apparatus of electric hammer drill

Country Status (1)

Country Link
KR (1) KR950009927B1 (en)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
KR102005263B1 (en) 2018-08-27 2019-10-08 주식회사 액트 Performance measuring apparatus and method for hydraulic breaker by compressible fluid

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
KR102005263B1 (en) 2018-08-27 2019-10-08 주식회사 액트 Performance measuring apparatus and method for hydraulic breaker by compressible fluid

Also Published As

Publication number Publication date
KR950009927B1 (en) 1995-09-01

Similar Documents

Publication Publication Date Title
CN100439895C (en) Oil elastic modulus detector based on volume elastic modulus definition
KR920701775A (en) Method and apparatus for monitoring the heat transfer of the capacitor, that is, efficiency
US4571992A (en) Method of determination of supply start in injection pumps
KR930013701A (en) Performance tester of electric hammer drill
NO922039L (en) MEASUREMENT AND EQUIPMENT FOR MEASURING MEASUREMENTS
US3413855A (en) Apparatus for measuring and indicating fluid pressure across a fluid restriction
JPH04276534A (en) Measuring apparatus for detecting identified amount of characteristic enabling operating state of liquid pressure machine to be identified
JP3637988B2 (en) Flow meter testing device
KR100256274B1 (en) Valve train dynamic characteristics test apparatus
SU992735A1 (en) Apparatus for testing percussive machines
GB1604709A (en) Method of and apparatus for testing the fluid tightness of test pieces
CN218564077U (en) Oil cylinder leakage detection device
KR100371206B1 (en) Pressur testing apparatus for radiator cap
SU1679267A1 (en) Twin valves impact checking installation
RU2084834C1 (en) Device for measuring consumption of fuel of internal combustion engine
SU1619024A1 (en) Device for checking thickness of plate materials
RU2167340C1 (en) Test stand for positive displacement hydraulic machines
SU1114891A1 (en) Stand for determination of pressure loss characteristics
SU941703A1 (en) Stand for testing throttling devices
RU2098786C1 (en) Method for determination of internal leakage from closed space
RU2020440C1 (en) Device for testing interval leakage of hydrojet
SU1696964A1 (en) Wear testing device for elastic materials
SU1141215A1 (en) Stand for testing hydraulic machines
KR960005529Y1 (en) Engine-oil consumption measuring apparatus
SU756269A1 (en) Apparatus for mechanical testing of materials

Legal Events

Date Code Title Description
A201 Request for examination
E902 Notification of reason for refusal
G160 Decision to publish patent application
E701 Decision to grant or registration of patent right
GRNT Written decision to grant
LAPS Lapse due to unpaid annual fee