CN205562294U - Nut welding strength compression testing machine - Google Patents
Nut welding strength compression testing machine Download PDFInfo
- Publication number
- CN205562294U CN205562294U CN201620118409.8U CN201620118409U CN205562294U CN 205562294 U CN205562294 U CN 205562294U CN 201620118409 U CN201620118409 U CN 201620118409U CN 205562294 U CN205562294 U CN 205562294U
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- CN
- China
- Prior art keywords
- cylinder
- pressure
- pressure head
- hydro
- oil pump
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- 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
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- Investigating Strength Of Materials By Application Of Mechanical Stress (AREA)
Abstract
The utility model provides a nut welding strength compression testing machine for inspection welded nut, bolt welding strength. Include hydraulic oil pump, lower hydro -cylinder, go up hydro -cylinder, pressure transmitter, base, frame, install on the base hydraulic oil pump and is connected with hydro -cylinder down, be connected with concave pressure head on the lower hydro -cylinder, be equipped with compression test spare on the concave pressure head, the frame is connected with the base, and the hydro -cylinder is established to the frame upper end, goes up the hydro -cylinder and is connected with pressure transmitter, and pressure transmitter and display panel are connected, it still is equipped with protruding pressure head to go up the hydro -cylinder lower extreme, the frame upper end still is equipped with control panel, and protruding pressure head, concave pressure head can be dismantled, change, the last pressure value that shows of display panel. The utility model discloses can select the protruding pressure head or the concave pressure head of corresponding specification according to different specification nuts or bolt on the compression test spare, application scope is wide, utilize hydraulic oil pump drive hydraulic cylinder to replace manual operation, practice thrift manpower and materials, improve test efficiency, record pressure value direct indication to the display panel through pressure transmitter, the pressure value shows directly perceivedly, accurate.
Description
Technical field
This utility model relates to machinery manufacturing technology field, specifically a kind of nut-welding intensity pressure testing machine.
Background technology
In prior art, welding position need to be peeled off when traditional welding production line is verified nut bolt weld strength, and use hammer or other instrument to destroy welding position, to detect its weld strength.Existing detection means is with destructiveness, and inefficiency, and labor intensity is high, it is impossible to accurately learn weld intensity.
Summary of the invention
For overcoming the deficiencies in the prior art, goal of the invention of the present utility model is to provide a kind of nut-welding intensity pressure testing machine, to detect the weld strength of welded nut or bolt, it is to avoid the bad phenomenon such as the weak weldering of product, rosin joint occur.
For achieving the above object, this utility model includes hydraulic oil pump, lower oil cylinder, upper cylinder, pressure transmitter, base, frame；
The hydraulic oil pump being installed on base is connected with lower oil cylinder, and lower cylinder upper end is connected with recessed pressure head, and described recessed pressure head is provided with pressure test part；Frame is connected with base, and described frame upper end is provided with upper cylinder, and upper cylinder is connected with pressure transmitter, and pressure transmitter is connected with display floater；Upper cylinder lower end is additionally provided with convex pressure head；Described frame upper end is additionally provided with control panel.
Described control panel is provided with on and off switch, activate switch, reset switch, display lamp, and described activate switch controls hydraulic oil pump action.
Described convex pressure head, recessed pressure head are detachable, replacing structure.
This utility model compared with prior art, can choose the convex pressure head of corresponding specification or recessed pressure head according to nut or the bolt of different size on pressure test part, and it is applied widely；Utilize hydraulic oil pump to drive hydraulic jack to replace manual operation, use manpower and material resources sparingly, improve test efficiency；Record force value by pressure transmitter and directly display on display floater, force value intuitive display, accurately.This utility model is easy to operate, practical.
Accompanying drawing explanation
Fig. 1 is this utility model structural representation sketch.
Fig. 2 is the side view of Fig. 1.
Fig. 3 is the partial enlarged drawing of Fig. 2.
Fig. 4 is this utility model convex pressure head simplified schematic diagram.
Fig. 5 is this utility model recessed pressure head simplified schematic diagram.
In figure, 1, hydraulic oil pump, 2, lower oil cylinder, 3, upper cylinder, 4, reset switch, 5, display lamp, 6, control panel, 7, on and off switch, 8, activate switch, 9, convex pressure head, 10, pressure test part, 11, recessed pressure head, 12, base, 13, nut, 14, pressure transmitter, 15, frame.
Detailed description of the invention
As shown in Figure 1, Figure 2, shown in Fig. 3, Fig. 4, Fig. 5, this utility model includes hydraulic oil pump 1, lower oil cylinder 2, upper cylinder 3, pressure transmitter 14, base 12, frame 15；
The hydraulic oil pump 1 being installed on base 12 is connected with lower oil cylinder 2, and lower oil cylinder 2 upper end is connected with recessed pressure head 11, and described recessed pressure head 11 is provided with pressure test part 10, with nut 13 on pressure test part 10；Frame 15 is connected with base 12, and described frame 15 upper end is provided with upper cylinder 3, and upper cylinder 3 is connected with pressure transmitter 14, and pressure transmitter 14 is connected with display floater (not shown), and display floater shows the force value that pressure test part 10 records；Upper cylinder 3 lower end is additionally provided with convex pressure head 9；Described frame 17 upper end is additionally provided with control panel 6.
Described control panel 6 is provided with on and off switch 7, activate switch 8, reset switch 4, display lamp 5, described activate switch 8 controls hydraulic oil pump 1 action, on and off switch 7 controls device power supply (DPS) break-make, the duty of display lamp 5 display device, and reset switch 4 resets the measured force value of last test.
Described convex pressure head 9, recessed pressure head 11 are detachable, replacing.
During work, this utility model drives lower oil cylinder 2 by hydraulic oil pump 1, the recessed pressure head 11 choosing correspondence according to nut 13 model on pressure test part 10 is placed on lower oil cylinder 2 upper end, it is placed on needing the nut 13 doing pressure test on pressure test part 10 on recessed pressure head 11, and choose corresponding convex pressure head 9 and be positioned over below upper cylinder 3, startup hydraulic oil pump 1 drives lower oil cylinder 2 to rise to convex pressure head 9 and contacts with nut 13, continue to rise until the nut 13 on pressure test part 10 separates with mother metal, the pressure transmitter 14 of frame 15 upper end detects force value and is sent to display floater, display force value；After pressure test completes, unclamp activate switch 8, lower oil cylinder 2 return-to-home position.
Electrical principle of the present utility model is: hydraulic oil pump 1 uses 220V power drives, activate switch 8 connects catalyst, input power is connected with hydraulic oil pump 1 by catalyst, the pressure transmitter 14 of frame 15 upper end is connected with upper cylinder 3, surveyed test pressure first passes through upper cylinder 3 and is converted into oil pressure, oil pressure is converted to the voltage signal of 1-5V by pressure transmitter 14 again, and voltage signal is shown as force value by computing by display floater.Switching Power Supply 7 is connected with pressure transmitter 14 and display floater, it is provided that 24V DC source.
According to detection needs, when the nut 13 on pressure test part 10 is replaced with bolt, equally detect its pressure.The convex pressure head 9 of dimension, recessed pressure head 11 can be configured according to the pressure test part 10 of different size, to meet the needs of various weldment simultaneously.
Claims (3)
1. a nut-welding intensity pressure testing machine, it is characterised in that: this testing machine includes hydraulic oil pump (1), lower oil cylinder (2), upper cylinder (3), pressure transmitter (14), base (12), frame (15)；
The hydraulic oil pump (1) being installed on base (12) is connected with lower oil cylinder (2), and lower oil cylinder (2) upper end is connected with recessed pressure head (11), and described recessed pressure head (11) is provided with pressure test part (10)；Frame (15) is connected with base (12), and described frame (15) upper end is provided with upper cylinder (3), and upper cylinder (3) is connected with pressure transmitter (14), and pressure transmitter (14) is connected with display floater；Upper cylinder (3) lower end is additionally provided with convex pressure head (9)；Described frame (15) upper end is additionally provided with control panel (6).
A kind of nut-welding intensity pressure testing machine the most according to claim 1, it is characterized in that: described control panel (6) is provided with on and off switch (7), activate switch (8), reset switch (4), display lamp (5), described activate switch (8) controls hydraulic oil pump (1) action.
A kind of nut-welding intensity pressure testing machine the most according to claim 1, it is characterised in that: described convex pressure head (9), recessed pressure head (11) they are detachable, replacing structure.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620118409.8U CN205562294U (en) | 2016-02-05 | 2016-02-05 | Nut welding strength compression testing machine |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620118409.8U CN205562294U (en) | 2016-02-05 | 2016-02-05 | Nut welding strength compression testing machine |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN205562294U true CN205562294U (en) | 2016-09-07 |
Family
ID=56821009
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201620118409.8U Expired - Fee Related CN205562294U (en) | 2016-02-05 | 2016-02-05 | Nut welding strength compression testing machine |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN205562294U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111693374A (en) * | 2019-03-12 | 2020-09-22 | 南京斯贝尔复合材料有限责任公司 | Strength testing machine and using method thereof |
-
2016
- 2016-02-05 CN CN201620118409.8U patent/CN205562294U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111693374A (en) * | 2019-03-12 | 2020-09-22 | 南京斯贝尔复合材料有限责任公司 | Strength testing machine and using method thereof |
| CN111693374B (en) * | 2019-03-12 | 2022-03-15 | 南京斯贝尔复合材料有限责任公司 | Welding strength testing machine and using method thereof |
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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 |
Granted publication date: 20160907 Termination date: 20200205 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |