CN210347348U - Multi-station plate bending tester - Google Patents
Multi-station plate bending tester Download PDFInfo
- Publication number
- CN210347348U CN210347348U CN201920669393.3U CN201920669393U CN210347348U CN 210347348 U CN210347348 U CN 210347348U CN 201920669393 U CN201920669393 U CN 201920669393U CN 210347348 U CN210347348 U CN 210347348U
- Authority
- CN
- China
- Prior art keywords
- base
- pressure head
- station
- positioning pin
- cross beam
- 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.)
- Active
Links
Images
Landscapes
- Investigating Strength Of Materials By Application Of Mechanical Stress (AREA)
Abstract
The utility model discloses a multi-station plate bending tester, which comprises a base, a stand column, a fixed cross beam, a movable cross beam and a transmission mechanism; the pressure head is T-shaped, the upper part of the pressure head is in sliding connection fit with a dovetail groove on a pressure head base, and the pressure head base is screwed on the movable cross beam; the multi-station rotating platform is connected with the base through a rotating shaft and is provided with a plurality of bearing plates; the bearing plate is U-shaped and is matched with the multi-station rotating table in a screwing or welding or sliding connection mode. The multi-station rotating platform is provided with a positioning groove, the base is provided with a positioning pin, and the lower end of the positioning pin is provided with a pull handle. The utility model has the advantages of location position, efficient and intensity are high, have improved the accuracy and the timeliness of test result.
Description
Technical Field
The utility model belongs to the technical field of the material testing device, concretely relates to multistation panel bending test machine for carry out bending property to the sheet metal material sample and detect.
Background
At present, when a bending test of a metal material plate is performed in China, an electronic universal testing machine or an electro-hydraulic universal testing machine is generally adopted. The traditional universal testing machine, such as WDW10 microcomputer-controlled bidirectional electronic universal testing machine produced by Changchun new testing machine factory, comprises a base, an upright post, a fixed beam, a movable beam, a force sensor, a control mechanism for controlling the movable beam to lift, a transmission mechanism and the like. When the existing universal testing machine is used for performing a metal material bending test, a pressure head is inserted into a pressure head base, and the pressure head base is connected with an upper clamp through a connecting rod and then fixed by a pin; the bearing plate is connected with the lower clamp.
The existing universal testing machine has the following defects when the bending test of the metal material is carried out: 1. the bending clamp fixes the upper bending pressure head in a bolt or thread screwing mode, and both the two locking modes have structural clearance and positioning deviation; 2. for test plates with different thicknesses, the bending pressure heads with different sizes need to be replaced, and direction positioning deviation exists when the bending pressure heads are installed; 3. the distance between two pressure-bearing vertical plates on the pressure-bearing table needs to be adjusted according to different sample thicknesses, and the problems of left-right positioning and direction positioning deviation exist; 4. after the upper and lower parts of the bending clamp are installed, pre-pressing alignment is needed, and the operation risk of equipment exists; 5. the test operation steps are complicated, and the method is not suitable for large-scale and batch bending tests. The aforesaid to current universal tester is not enough, the utility model discloses aim at solving above-mentioned problem, develop a dedicated metal material panel bending test machine.
SUMMERY OF THE UTILITY MODEL
The utility model aims at providing a multistation panel bending test machine carries out bending property to sheet metal material and detects to improve the installation accuracy of pressure head and bearing plate, and improve test efficiency.
The purpose of the utility model is realized like this: a multi-station plate bending tester comprises a base, an upright post, a fixed cross beam, a movable cross beam, a force sensor and a transmission mechanism; the technical points are as follows: the pressure head is T-shaped, the upper part of the pressure head is in sliding connection fit with a dovetail groove on a pressure head base, and the pressure head base is screwed on the movable cross beam;
the multi-station rotating platform is connected with the base through a rotating shaft and is provided with a plurality of bearing plates; the bearing plate is U-shaped and is matched with the multi-station rotating table in a screwing or welding or sliding connection mode.
Further: the multi-station rotating platform is provided with a positioning groove, the base is provided with a positioning pin, the side face of the base is provided with an ear part, the positioning pin is connected in the ear part in a sliding mode, a spring is arranged between the positioning pin and the ear part, and the lower end of the positioning pin is provided with a pull handle.
Further: the positioning groove is a conical groove, and the head of the positioning pin matched with the positioning groove is conical.
Further: the multi-station rotating platform is provided with a sliding chute along the radial direction, and the bearing plate is connected in the sliding chute in a sliding way and is fixed with the sliding chute through a bolt.
The utility model has the advantages that: 1. positioning: the pressure head part structure has an integral connecting structure of the pressure head and the movable cross beam, no gap exists, and no deviation exists; the lower part adopts a rotating disc and a limiting groove for limiting, the limiting is accurate, and the problems of left and right positioning and direction positioning deviation do not exist; 2. the efficiency is high: the multi-station bearing plate replaces the traditional single bearing plate needing manual replacement, and is quick to replace; the pressure head part adopts a dovetail groove plugging and unplugging mode, the installation and replacement speed is high, the time is saved, and the efficiency is improved; meanwhile, the steps and risks that prepressing alignment is needed after the upper part and the lower part of the bending clamp of the existing structure are installed are reduced; 3. the strength is high: and the T-shaped pressure head is adopted, so that the bending resistance bearing capacity of the pressure head is improved.
Drawings
FIG. 1 is a schematic view of the overall structure of the present invention;
FIG. 2 is a schematic top view of the structure of FIG. 1;
fig. 3 is a schematic structural view of a portion of the pressure bearing block of fig. 1;
fig. 4 is an enlarged schematic view of a portion a of fig. 1.
Description of reference numerals: the device comprises a base 1, a stand column 2, a fixed cross beam 3, a transmission mechanism 4, a movable cross beam 5, a force sensor 6, a pressure head base 7, a pressure head 8, a multi-station rotating table 9, a bearing plate 10, an ear 11, a positioning pin 12, a positioning groove 13, a spring 14, a pull handle 15, a sliding groove 16 and a bolt 17.
Detailed Description
As shown in fig. 1-4, the utility model relates to a multi-station plate bending tester, which comprises a base 1, a column 2, a fixed beam 3, a movable beam 5, a force sensor 6 and a transmission mechanism 4; the device also comprises a pressure head 8 and a pressure bearing plate 10; the pressure head is T-shaped, the upper cross beam is dovetail-shaped, the upper cross beam is in sliding fit with a dovetail groove formed in a pressure head base 7 and is inserted and moved out in a direction perpendicular to the view direction, and the pressure head base is directly or indirectly fixed on the movable cross beam; the dovetail-shaped matching ensures that the matching size is more accurate and is not easy to deviate, and the T-shaped structure has strong bending resistance and bearing capacity.
The force sensor 6 is arranged on the transmission mechanism as in the prior art, or between the pressure head base and the movable beam, and if the pressure head base is arranged on the movable beam, the pressure head base is in threaded connection with the force sensor, and the force sensor is fixed on the movable beam. The utility model discloses cancelled the anchor clamps seat of current round pin hub connection, directly set the pressure head base of being connected with the movable beam in the position of anchor clamps seat, avoided round pin hub connection to bring clearance and deviation.
The multi-station rotating platform is connected with the base through a rotating shaft, and the multi-station rotating platform and the base are in surface contact and in sliding fit to provide enough supporting force; a plurality of pressure bearing plates are arranged on the multi-station rotating platform, and the positions of the pressure bearing plates correspond to the pressure head; the bearing plate is U-shaped and is matched with the multi-station rotating table in a screwing or welding or sliding connection mode. The welding mode is suitable for commonly used bearing plates, 4-6 bearing plates with the same or different specifications can be welded on a multi-station rotating platform, and the bearing plates can be replaced in a screwing or sliding connection mode. The utility model discloses changed the mode that has the current structure by two iron plate spiro union on the base and formed the bearing seat, adopted the integral type structure of U type structure, thereby avoided two iron plate atress backs, thereby unilateral iron plate slides and leads to the inaccurate problem in location.
Preferably: the multi-station rotating table is provided with a positioning groove 13, the base is provided with a positioning pin 12, the side face of the base is integrally or welded with an ear part 11, a slide way is arranged in the ear part, the positioning pin is connected in the ear part in a sliding mode, a spring 14 is arranged between the positioning pin and the ear part, the lower end of the positioning pin is provided with a pull handle 15, the positioning pin can be pulled out of the positioning groove downwards, and the multi-station rotating table can rotate conveniently.
Further: the locating slot is a conical slot or the bottom of the locating slot is conical, and the head of the locating pin matched with the locating slot is conical.
Preferably: the multi-station rotating platform is provided with a sliding groove 16 along the radial direction, the bearing plate is connected in the sliding groove in a sliding mode and fixed with the sliding groove through a bolt 17, and the bolt is a countersunk head bolt.
The working process of the utility model is as follows:
the required bearing seat is connected to the multi-station rotating table in a sliding mode and fixed through the countersunk head bolt, the countersunk head bolt is only used for limiting the radial position, and the transverse position perpendicular to the radial direction is achieved through tight fit with the sliding groove, so that the accurate positioning effect is achieved. The corresponding pressure head is inserted into the dovetail groove of the pressure head seat, and the two are tightly matched, so that the accurate positioning effect is achieved. The multi-station rotating platform is rotated to enable the bearing plate to reach the position under the pressure head, at the moment, the positioning groove below the multi-station rotating platform corresponds to the position of the positioning pin on the base, and the positioning pin upwards bounces under the action of the spring and is matched with the positioning groove. The locating pin is in sliding connection and matching with the lug part, and the lug part is in threaded connection or welded on the base, so that the locating pin is reliable in operation, cannot shake, and improves the locating accuracy. The conical matching surface also has the functions of accurate positioning and high precision. After the adjustment is completed, the material to be tested can be placed on the bearing plate, the driving pressure head moves downwards, the bending process of the plate is completed, the test work is carried out, when the test piece reaches the required bending angle, the test is stopped, the pressure head 8 is reset and lifted, the test piece is taken out, and the test is finished.
The utility model discloses multistation panel bending test machine has effectively solved the accurate inaccurate of fixing that exists among the prior art, changes the trouble, problem that test efficiency is low. Meanwhile, the accuracy of the test structure is improved.
Claims (4)
1. A multi-station plate bending tester comprises a base, an upright post, a fixed cross beam, a movable cross beam, a force sensor and a transmission mechanism; the method is characterized in that: the pressure head is T-shaped, the upper part of the pressure head is in sliding connection fit with a dovetail groove on a pressure head base, and the pressure head base is screwed on the movable cross beam;
the multi-station rotating platform is connected with the base through a rotating shaft and is provided with a plurality of bearing plates; the bearing plate is U-shaped and is matched with the multi-station rotating table in a screwing or welding or sliding connection mode.
2. The multi-station sheet bending tester according to claim 1, wherein: the multi-station rotating platform is provided with a positioning groove, the base is provided with a positioning pin, the side face of the base is provided with an ear part, the positioning pin is connected in the ear part in a sliding mode, a spring is arranged between the positioning pin and the ear part, and the lower end of the positioning pin is provided with a pull handle.
3. The multi-station sheet bending tester according to claim 2, wherein: the positioning groove is a conical groove, and the head of the positioning pin matched with the positioning groove is conical.
4. The multi-station sheet bending tester according to claim 1, wherein: the multi-station rotating platform is provided with a sliding chute along the radial direction, and the bearing plate is connected in the sliding chute in a sliding way and is fixed with the sliding chute through a bolt.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920669393.3U CN210347348U (en) | 2019-05-11 | 2019-05-11 | Multi-station plate bending tester |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920669393.3U CN210347348U (en) | 2019-05-11 | 2019-05-11 | Multi-station plate bending tester |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN210347348U true CN210347348U (en) | 2020-04-17 |
Family
ID=70181735
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201920669393.3U Active CN210347348U (en) | 2019-05-11 | 2019-05-11 | Multi-station plate bending tester |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN210347348U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110132753A (en) * | 2019-05-11 | 2019-08-16 | 沈阳仪表科学研究院有限公司 | Multistation flex tester |
-
2019
- 2019-05-11 CN CN201920669393.3U patent/CN210347348U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110132753A (en) * | 2019-05-11 | 2019-08-16 | 沈阳仪表科学研究院有限公司 | Multistation flex tester |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN110538895A (en) | Transmission shaft straightening machine | |
| CN203324104U (en) | On-line electric damping tension testing device | |
| CN105890496A (en) | Device for detecting wheel center hole | |
| CN105403391A (en) | Slide rail performance testing device and testing method thereof | |
| CN104551679A (en) | Steam cylinder body processing equipment | |
| CN210347348U (en) | Multi-station plate bending tester | |
| CN202074938U (en) | Three-coordinate rapid measurement device for aircraft engine blade | |
| CN210154480U (en) | Measuring device for central point offset of automobile cross shaft | |
| CN108917521B (en) | Bearing pedestal threaded hole position degree detection device | |
| CN110672408B (en) | Automatic hydraulic clamp for measuring shear strength | |
| CN210451848U (en) | Horizontal automatic centering device and system for clamping center rail | |
| CN211052818U (en) | Welding stroke detection device | |
| CN218162175U (en) | Oil cooling driving motor stator and rotor attach together split device | |
| CN217981055U (en) | Rock plate crack resistance testing machine | |
| CN201277591Y (en) | Service life tester for lighter | |
| CN213812016U (en) | Examine utensil with automated inspection function | |
| CN213148538U (en) | Sample positioning device of impact testing machine for casting detection | |
| CN215574362U (en) | Auxiliary device for repeated bending test of reinforcing steel bar | |
| CN202255331U (en) | Automobile air-conditioning clutch coupler jumping automatic tester | |
| CN214333570U (en) | Double-station sucker runout amount detection mechanism for automobile compressor | |
| CN211052904U (en) | Double-stroke welding stroke detection device | |
| CN217345224U (en) | Height-adjustable electric spindle mounting platform and centering adjusting device | |
| CN221056213U (en) | Intensity test fixture and tensile testing machine thereof | |
| CN219170542U (en) | Heavy hammer disc positioning lifting piece of single-sided grinding machine | |
| CN217059289U (en) | Thrust test machine |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant |