CN202748279U - Pendulum impact testing machine - Google Patents
Pendulum impact testing machine Download PDFInfo
- Publication number
- CN202748279U CN202748279U CN 201220271194 CN201220271194U CN202748279U CN 202748279 U CN202748279 U CN 202748279U CN 201220271194 CN201220271194 CN 201220271194 CN 201220271194 U CN201220271194 U CN 201220271194U CN 202748279 U CN202748279 U CN 202748279U
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- pendulum
- seat
- brake
- block
- jointed shaft
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- Expired - Fee Related
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Abstract
The utility model discloses a pendulum impact testing machine, which aims at solving the weakness of the existing pendulum impact testing machine that inconvenience for stopping a pendulum after the test exists. The pendulum impact testing machine comprises a base, wherein the base is fixedly connected with a supporting frame, the position of the base, which is close to the supporting frame, is fixedly connected with a test clamp, the upper end of the supporting frame is movably connected with a pendulum, the upper end of the supporting frame is provided with a pendulum seat, the upper end of the pendulum is provided with a hinge shaft, the hinge shaft is hinged onto the pendulum seat, the outer end of the hinge shaft stretches out of the outer surface of the pendulum seat, and the outer surface of the pendulum seat, which is close to the hinge shaft, is provided with an arc brake plate which is matched with the outer wall of the hinge shaft; the lower end of the brake plate is connected onto the pendulum seat, one side of the upper end is connected with a stretching spring, the other side is connected with a magnetic block, and the other end of the stretching spring is connected onto the pendulum seat; and the pendulum seat is also fixedly connected with an electromagnet, and a magnetic end of the electromagnet is opposite to the magnetic block. The pendulum is convenient to brake, the brake speed is fast, and the pendulum brake is free from injuring operation personnel.
Description
Technical field
The utility model relates to a kind of impact test apparatus, and more particularly, it relates to a kind of Charpy impact machine tester that makes things convenient for the pendulum braking.
Background technology
Impact testing machine by computer control pendulum, discharges from peak when carrying out the impulse test of nonmetallic materials at present, utilizes its kinetic energy in the decline process to impact nonmetallic materials.But pendulum by the complete exemplar of computer release/stroking after because inertia can't stop at once, until the energy of pendulum stops voluntarily after scattering and disappearing fully or testing crew catches pendulum that it is stopped with hand, can carry out next one and test.Because pendulum energy in the process that swings is larger, so will take a long time to wait it to stop voluntarily, or when with hand its pressure being stopped, pendulum can be run into the finger of testing crew and meet accident in this process.Therefore the braking of the pendulum of present impact testing machine is inconvenient.
Chinese patent notification number CN201378132Y, January 6 2010 day for announcing, the name of utility model is called Charpy impact machine tester, formed by frame, pendulum, jaw seat and pendulum hitch, pendulum is made of hypophysis and hammer sword, the pendulum hitch is by balance staff and be sleeved on sway brace on the balance staff and the back-up block on the sway brace consists of, the hypophysis of pendulum is sector structure, which is provided with the counterweight hole of the assembled different quality counterweight of some, the small end of fan-shaped hypophysis is the axis hole that cooperates with balance staff, and large end is inlayed the hammer sword.The impact energy of pendulum and impact velocity can change by the counterweight that different quality is installed in the counterweight hole, thereby change the angle of raising of pendulum, satisfy the requirement of a plurality of ranges, but this Charpy impact machine tester is after finishing experiment, to take a long time to wait it to stop voluntarily during the braking pendulum, or with hand its pressure is stopped, but pendulum can be run into the finger of testing crew and meet accident.
The utility model content
The utility model has overcome the deficiency of existing Charpy impact machine tester braking inconvenience of pendulum after finishing test, a kind of Charpy impact machine tester is provided, and this testing machine is after finishing test, and the braking of pendulum is convenient, retro-speed is fast, and the pendulum braking can not injure operating personnel.
In order to solve the problems of the technologies described above, the utility model is by the following technical solutions: a kind of Charpy impact machine tester, comprise base, be fixedly connected with bracing frame on the base, be fixedly connected with test fixture near the bracing frame position on the base, the bracing frame movable upper end is connected with pendulum, the bracing frame upper end is provided with the pendulum seat, the pendulum upper end is provided with jointed shaft, jointed shaft is hinged on the pendulum seat and the outside surface of pendulum seat is stretched out in the outer end of jointed shaft, is provided with the arc brake(-holder) block suitable with the jointed shaft outer wall near the jointed shaft position on the pendulum seat outside surface; The brake(-holder) block lower end is connected on the pendulum seat, and upper end one side connects extension spring, and opposite side connects magnetic block, and the other end of extension spring is connected on the pendulum seat; Also be fixedly connected with electromagnet on the pendulum seat, magnetic end and the magnetic block of electromagnet are oppositely arranged.Pendulum is hinged by jointed shaft and the pendulum seat of upper end, and when the pendulum swing was done experiment, the articulated position of jointed shaft on the pendulum seat rotated, the electromagnet outage, and the magnetic end of electromagnet does not have magnetic, and the outer wall of brake(-holder) block and jointed shaft separates.After test is finished, the electromagnet energising, the magnetic end of electromagnet will be with and be magnetic, adhesive is connected to the magnetic block on the brake(-holder) block, and magnetic block drives brake(-holder) block and moves, and brake(-holder) block is fitted on the outer wall of jointed shaft, jointed shaft will be subject to the effect of the frictional resistance of brake(-holder) block, stop operating soon, the pendulum that links together with jointed shaft also stops swinging, and at last electromagnet is cut off the power supply.Testing machine is after finishing test, and the braking of pendulum is convenient, and retro-speed is fast, and the pendulum braking can not injure operating personnel.
As preferably, the pendulum seat is inverted U-shaped, and the fork upper end of pendulum is arranged in the groove of U-shaped pendulum seat, and the two side of pendulum seat is stretched out at the two ends of jointed shaft.Inverted U-shaped pendulum seat makes by the hinged pendulum thereon of jointed shaft stressed more steady when rotating.
As preferably, the axis of pendulum fork and the intersect vertical axis of jointed shaft.The pendulum of this structure center of gravity when swinging is more steady, is conducive to carry out pendulum impact test.
As preferably, the corresponding central angle of arc brake(-holder) block is 90 degree ~ 150 degree.Being of moderate size of the corresponding central angle of brake(-holder) block can be because of the outer wall adhesive poor reliability of the too large brake(-holder) block of angle and jointed shaft, and braking effect is not obvious, can be not little because of the adhesive area of the too little brake(-holder) block of angle and jointed shaft yet, and braking effect is not obvious.
As preferably, brake(-holder) block is respectively equipped with outside bending in two ends up and down, and the bending of lower end is provided with joint pin, and joint pin is connected on the pendulum seat.Bending makes things convenient for being connected of brake(-holder) block and other parts, and joint pin is used for being connected of brake(-holder) block and pendulum seat, and is easy to connect.
As preferably, be fixedly connected with riser on the pendulum seat, an end of extension spring is connected on the riser, and the other end is connected in the bending of brake(-holder) block upper end.Riser makes things convenient for being connected of extension spring and pendulum seat, the two ends of extension spring be connected on the riser and the bending of brake(-holder) block on, connect reliable.
Compared with prior art, the beneficial effects of the utility model are: testing machine is after finishing test, and the braking of pendulum is convenient, and retro-speed is fast, and the pendulum braking can not injure operating personnel.
Description of drawings
Fig. 1 is a kind of structural representation of the present utility model;
Fig. 2 is partial enlarged drawing of the present utility model;
Among the figure: 1, base, 2, bracing frame, 3, test fixture, 4, pendulum, 5, the pendulum seat, 6, jointed shaft, 7, brake(-holder) block, 8, extension spring, 9, magnetic block, 10, electromagnet, 11, bending, 12, joint pin, 13, riser.
Embodiment
Below by specific embodiment, and by reference to the accompanying drawings, the technical solution of the utility model is further described specifically:
Embodiment: a kind of Charpy impact machine tester (referring to accompanying drawing 1, accompanying drawing 2), comprise rectangular base 1, be fixedly connected with bracing frame 2 on the base 1, bracing frame 2 is rectangular and be vertically connected on the base 1, be fixedly connected with test fixture 3 near bracing frame 2 positions on the base 1, test fixture 3 is arranged on the front position of base 1 upper surface.Bracing frame 2 upper ends are provided with pendulum seat 5, and pendulum seat 5 is the inverted U-channel mouth down and is fixedly connected on the pendulum seat 5.Be connected with pendulum 4 on the pendulum seat 5 of bracing frame 2 upper ends, pendulum 4 upper ends are provided with jointed shaft 6, and jointed shaft 6 is hinged on the pendulum seat 5 and the outside surface of pendulum seat 5 is stretched out in the outer end of jointed shaft 6.The axis of pendulum 4 forks and the intersect vertical axis of jointed shaft 6, the fork upper end of pendulum 4 is connected to the centre position of jointed shaft 6.The fork upper end of pendulum 4 is arranged in the groove of U-shaped pendulum seat 5, and the two ends of jointed shaft 6 are stretched out the two side of pendulum seat 5 and are hinged on the two side.Be provided with and the suitable arc brake(-holder) block 7 of jointed shaft 6 outer walls near jointed shaft 6 positions on the pendulum seat 5 front side wall outside surfaces, arc brake(-holder) block 7 corresponding central angles are 120 degree.Brake(-holder) block is respectively equipped with outside bending 11 in two ends about in the of 7, and the bending 11 of lower end is provided with joint pin 12, and joint pin 12 is connected on the pendulum seat 5.One side of brake(-holder) block 7 upper end bendings 11 connects extension spring 8, and opposite side connects magnetic block 9, and magnetic block 9 adopts iron block, and the other end of extension spring 8 is connected on the pendulum seat 5.Be fixedly connected with riser 13 on the pendulum seat 5, an end of extension spring 8 is connected on the riser 13, and the other end is connected in the bending 11 of brake(-holder) block 7 upper ends.Extension spring 8 is connected on the pendulum seat by riser 13, and is easy to connect.Also be fixedly connected with electromagnet 10 on the pendulum seat 5, magnetic end and the magnetic block 9 of electromagnet 10 front ends are oppositely arranged.
Original state, electromagnet outage, the hanging one's head in the test fixture position of pendulum lower end, brake(-holder) block separates with jointed shaft.When the pendulum swing was done experiment, the articulated position of jointed shaft on the pendulum seat rotated, the electromagnet outage, and the magnetic end of electromagnet does not have magnetic, and the outer wall of brake(-holder) block and jointed shaft separates.After test is finished, the electromagnet energising, the magnetic end of electromagnet will be with and be magnetic, adhesive is connected to the magnetic block on the brake(-holder) block, and magnetic block drives brake(-holder) block and moves, and brake(-holder) block is fitted on the outer wall of jointed shaft, jointed shaft will be subject to the effect of the frictional resistance of brake(-holder) block, stop operating soon, the pendulum that links together with jointed shaft also stops swinging, and at last electromagnet is cut off the power supply.Testing machine is after finishing test, and the braking of pendulum is convenient, and retro-speed is fast, and the pendulum braking can not injure operating personnel.
Above-described embodiment is a kind of better scheme of the present utility model, is not that the utility model is done any pro forma restriction, also has other variant and remodeling under the prerequisite that does not exceed the technical scheme that claim puts down in writing.
Claims (6)
1. Charpy impact machine tester, comprise base (1), be fixedly connected with bracing frame (2) on the base, be fixedly connected with test fixture (3) near the bracing frame position on the base, the bracing frame movable upper end is connected with pendulum (4), it is characterized in that, the bracing frame upper end is provided with pendulum seat (5), the pendulum upper end is provided with jointed shaft (6), jointed shaft is hinged on the pendulum seat and the outside surface of pendulum seat is stretched out in the outer end of jointed shaft, is provided with the arc brake(-holder) block (7) suitable with the jointed shaft outer wall near the jointed shaft position on the pendulum seat outside surface; The brake(-holder) block lower end is connected on the pendulum seat, and upper end one side connects extension spring (8), and opposite side connects magnetic block (9), and the other end of extension spring is connected on the pendulum seat; Also be fixedly connected with electromagnet (10) on the pendulum seat, magnetic end and the magnetic block of electromagnet are oppositely arranged.
2. Charpy impact machine tester according to claim 1 is characterized in that, the pendulum seat is inverted U-shaped, and the fork upper end of pendulum is arranged in the groove of U-shaped pendulum seat, and the two side of pendulum seat is stretched out at the two ends of jointed shaft.
3. Charpy impact machine tester according to claim 2 is characterized in that, the axis of pendulum fork and the intersect vertical axis of jointed shaft.
4. according to claim 1 and 2 or 3 described Charpy impact machine testers, it is characterized in that, the corresponding central angle of arc brake(-holder) block is 90 degree ~ 150 degree.
5. according to claim 1 and 2 or 3 described Charpy impact machine testers, it is characterized in that, brake(-holder) block is respectively equipped with outside bending (11) in two ends up and down, and the bending of lower end is provided with joint pin (12), and joint pin is connected on the pendulum seat.
6. Charpy impact machine tester according to claim 5 is characterized in that, is fixedly connected with riser (13) on the pendulum seat, and an end of extension spring is connected on the riser, and the other end is connected in the bending of brake(-holder) block upper end.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201220271194 CN202748279U (en) | 2012-06-07 | 2012-06-07 | Pendulum impact testing machine |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201220271194 CN202748279U (en) | 2012-06-07 | 2012-06-07 | Pendulum impact testing machine |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN202748279U true CN202748279U (en) | 2013-02-20 |
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ID=47707654
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 201220271194 Expired - Fee Related CN202748279U (en) | 2012-06-07 | 2012-06-07 | Pendulum impact testing machine |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN202748279U (en) |
Cited By (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103278302A (en) * | 2013-05-17 | 2013-09-04 | 青岛科技大学 | Two-oscillating-bar angle keeping and instantaneous release device |
| CN103969135A (en) * | 2014-04-14 | 2014-08-06 | 武汉科技大学 | Pendulum bob impact experiment platform for mechanical property testing of metal material surface |
| CZ305246B6 (en) * | 2013-02-22 | 2015-07-01 | České vysoké učení technické v Praze, Fakulta stavební, Experimentální centrum | General-purpose test stand for determination of mechanical parameters, response and damage of advanced composite materials at high deformation rates |
| CN104913990A (en) * | 2015-06-09 | 2015-09-16 | 上海交通大学 | Rocker arm type small mass impact testing machine |
| CN105716824A (en) * | 2016-04-14 | 2016-06-29 | 公安部交通管理科学研究所 | Pendulum type automobile instrument collision test device |
| CN108663268A (en) * | 2018-08-30 | 2018-10-16 | 苏州中正工程检测有限公司 | A kind of prefabricated lifting component hole pull-out test device |
| CN108827797A (en) * | 2018-03-23 | 2018-11-16 | 深圳市中科智诚科技有限公司 | A kind of high intelligent pendulum impact test equipment of detection accuracy |
| CN109142096A (en) * | 2018-09-26 | 2019-01-04 | 邓根水 | Applied to hydrospace detection shipping steel intensity detecting device near polar loop |
| CN113008702A (en) * | 2021-04-09 | 2021-06-22 | 湖州纬达建材科技有限公司 | Double-station strength detection device for aerated concrete plate |
-
2012
- 2012-06-07 CN CN 201220271194 patent/CN202748279U/en not_active Expired - Fee Related
Cited By (14)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CZ305246B6 (en) * | 2013-02-22 | 2015-07-01 | České vysoké učení technické v Praze, Fakulta stavební, Experimentální centrum | General-purpose test stand for determination of mechanical parameters, response and damage of advanced composite materials at high deformation rates |
| CN103278302A (en) * | 2013-05-17 | 2013-09-04 | 青岛科技大学 | Two-oscillating-bar angle keeping and instantaneous release device |
| CN103278302B (en) * | 2013-05-17 | 2015-07-01 | 青岛科技大学 | Two-oscillating-bar angle keeping and instantaneous release device |
| CN103969135A (en) * | 2014-04-14 | 2014-08-06 | 武汉科技大学 | Pendulum bob impact experiment platform for mechanical property testing of metal material surface |
| CN104913990A (en) * | 2015-06-09 | 2015-09-16 | 上海交通大学 | Rocker arm type small mass impact testing machine |
| CN105716824B (en) * | 2016-04-14 | 2018-06-05 | 公安部交通管理科学研究所 | Pendulum automobile instrument collision test device |
| CN105716824A (en) * | 2016-04-14 | 2016-06-29 | 公安部交通管理科学研究所 | Pendulum type automobile instrument collision test device |
| CN108827797A (en) * | 2018-03-23 | 2018-11-16 | 深圳市中科智诚科技有限公司 | A kind of high intelligent pendulum impact test equipment of detection accuracy |
| CN108827797B (en) * | 2018-03-23 | 2020-11-24 | 哈工大泰州创新科技研究院有限公司 | Intelligent pendulum impact test equipment |
| CN108663268A (en) * | 2018-08-30 | 2018-10-16 | 苏州中正工程检测有限公司 | A kind of prefabricated lifting component hole pull-out test device |
| CN108663268B (en) * | 2018-08-30 | 2023-09-19 | 苏州中正工程检测有限公司 | Assembled prefabricated component lifting hole drawing test device |
| CN109142096A (en) * | 2018-09-26 | 2019-01-04 | 邓根水 | Applied to hydrospace detection shipping steel intensity detecting device near polar loop |
| CN109142096B (en) * | 2018-09-26 | 2021-01-15 | 邓根水 | Be applied to near marine exploration ship steel strength detection device of polar region circle |
| CN113008702A (en) * | 2021-04-09 | 2021-06-22 | 湖州纬达建材科技有限公司 | Double-station strength detection device for aerated concrete plate |
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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: 20130220 Termination date: 20140607 |