CN114323976A - Testing arrangement of excavator bucket tooth intensity - Google Patents
Testing arrangement of excavator bucket tooth intensity Download PDFInfo
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- CN114323976A CN114323976A CN202111603575.9A CN202111603575A CN114323976A CN 114323976 A CN114323976 A CN 114323976A CN 202111603575 A CN202111603575 A CN 202111603575A CN 114323976 A CN114323976 A CN 114323976A
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Abstract
The invention relates to the technical field of excavators, in particular to a device for testing the strength of excavator bucket teeth, which comprises a base and is characterized in that: the bucket tooth fixing mechanism is fixed on the base and comprises a weighing mechanism, a first fixing plate, a second fixing plate, a simulation tooth holder and a hole, the weighing mechanism is fixed on the base, the first fixing plate is fixed on the weighing mechanism, the second fixing plate is fixed on the first fixing plate, the simulation tooth holder is fixed on the first fixing plate, and the hole penetrates through the simulation tooth holder; and the pressurizing mechanism is fixed on the base on one side of the bucket tooth fixing mechanism. The invention ensures that the tooth tip to be tested is in the same groove filling state during strength test and actual use of the tooth tip to be tested, and further ensures that the strength of the tooth tip to be tested can be reflected more truly when the pressurizing mechanism tests the strength of the tooth tip.
Description
Technical Field
The invention relates to the technical field of excavators, in particular to a device for testing the strength of bucket teeth of an excavator.
Background
The excavator bucket tooth is an important consumable part on an excavator, is similar to a human tooth, and is a combined bucket tooth consisting of a tooth holder and a tooth tip, and the tooth holder and the tooth tip are connected through a pin shaft. Because the worn and failed part of the bucket tooth is the tooth tip, the tooth tip can be replaced. The utility model discloses a testing arrangement of excavator bucket tooth intensity in the publication No. CN213632997U, this testing arrangement of excavator bucket tooth intensity is when using, through rotating the rotatory first screw motion of handle or deviating from the motion, and then can adjust the distance between the two sets of U-shaped boards of left and right sides, can carry out the centre gripping to the bucket tooth of equidimension not fixed, through setting up the locking knob, the locking knob can carry out the secondary centre gripping to the bucket tooth top and fix, the bucket tooth rocks when can preventing to detect, through setting up the hydraulic stem, the hydraulic stem can control the lift of intensity test head, the intensity test head direct action is on the bucket tooth, can detect the intensity of bucket tooth, through setting up the display screen, the display screen can show the data that the intensity test head detected, be convenient for directly perceived reading data.
Based on the above, the bucket tooth is clamped by the two U-shaped plates, but in actual use, the bucket tooth comprises the tooth holder and the tooth tip, and the tooth holder is fixed on the excavator bucket, so that the tooth tip is actually clamped by the two U-shaped plates and is sleeved on the tooth holder, the tooth tip is provided with the groove for sleeving, and when the tooth tip is squeezed by the strength testing head with the aid of the hydraulic rod, the groove in the tooth tip is not filled with the tooth holder, so that the strength testing device of the excavator bucket tooth has great difference between the strength testing of the tooth tip and the actual use of the tooth tip.
Disclosure of Invention
The invention aims to solve the defect that the strength of a tooth point is greatly different from that of an actual tooth point in the prior art when the tooth point is tested, and provides a device for testing the strength of an excavator bucket tooth.
In order to achieve the purpose, the invention adopts the following technical scheme:
the design is a testing arrangement of excavator bucket tooth intensity, includes the base, still includes:
the bucket tooth fixing mechanism is fixed on the base and comprises a weighing mechanism, a first fixing plate, a second fixing plate, a simulation tooth holder and a hole, the weighing mechanism is fixed on the base, the first fixing plate is fixed on the weighing mechanism, the second fixing plate is fixed on the first fixing plate, the simulation tooth holder is fixed on the first fixing plate, and the hole penetrates through the simulation tooth holder;
and the pressurizing mechanism is fixed on the base on one side of the bucket tooth fixing mechanism.
Preferably, the weighing mechanism comprises a weigher and a display, the weigher is fixed on the base, the first fixing plate is fixed on a weighing disc of the weigher, the display is fixed on the base, and the display is electrically connected to the weigher.
Preferably, the first fixing plate is provided with a limiting rod at equal intervals in a penetrating mode, and the limiting rod is vertically fixed on the base.
Preferably, the pressurizing mechanism comprises a first moving mechanism, a fixing frame, a second moving mechanism, a hydraulic mechanism and an extrusion head, the first moving mechanism is fixed on the base, the fixing frame is fixed on the first moving mechanism, the second moving mechanism is fixed on the fixing frame, the hydraulic mechanism is fixed on the second moving mechanism, and the extrusion head is fixed on the hydraulic mechanism.
The device for testing the strength of the bucket teeth of the excavator, provided by the invention, has the beneficial effects that: this testing arrangement of excavator bucket tooth intensity when using, the prong suit that will await measuring is on the simulation toothholder, and fix the prong that awaits measuring on the simulation toothholder with the round pin axle, then utilize loading mechanism to carry out the intensity test to the prong, utilize the simulation toothholder to fill the recess on the prong that awaits measuring, let the prong that awaits measuring when the intensity test with the prong that should await measuring when in actual use, be in under the same recess filling state, and then can let loading mechanism when carrying out the intensity test to the prong, more real reflection awaits measuring the intensity of the prong.
Drawings
Fig. 1 is a schematic perspective view of a device for testing strength of a bucket tooth of an excavator according to the present invention;
fig. 2 is a schematic perspective view of a second apparatus for testing strength of excavator teeth according to the present invention.
In the figure: the device comprises a base 1, a weighing device 2, a first fixing plate 3, a limiting rod 4, a display 5, a second fixing plate 6, a reinforcing plate 7, a simulation tooth holder 8, a hole 9, a first moving mechanism 10, a fixing frame 11, a second moving mechanism 12, a hydraulic mechanism 13 and an extrusion head 14.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments.
Example 1
Referring to fig. 1 and 2, a testing arrangement of excavator bucket tooth intensity includes base 1, still includes:
bucket tooth fixed establishment, bucket tooth fixed establishment fixes on base 1, base 1 provides the strong point for bucket tooth fixed establishment, come to fix the prong of awaiting measuring with bucket tooth fixed establishment, and then make things convenient for the loading system to carry out the test of intensity to the prong of awaiting measuring, bucket tooth fixed establishment includes weighing machine, first fixed plate 3, second fixed plate 6, simulation toothholder 8 and hole 9, weighing machine fixes on base 1, first fixed plate 3 fixes on weighing machine, weighing machine includes weighing device 2 and display 5, weighing device 2 fixes on base 1, first fixed plate 3 fixes on weighing device 2's weighing dish, display 5 fixes on base 1, display 5 electric connection is on weighing device 2. The weighing device 2 converts the weighed weight into a digital signal to be displayed on the display 5, so that people can know the pressure applied by the pressurizing mechanism to the tooth tip to be tested intuitively;
the second fixing plate 6 is fixed on the first fixing plate 3, the second fixing plate 6 and the first fixing plate 3 are jointly fixed with a reinforcing plate 7, the reinforcing plate 7 is used for increasing the fixing strength between the second fixing plate 6 and the first fixing plate 3, the firmness of the connection between the second fixing plate 6 and the first fixing plate 3 is further increased, the limiting rods 4 are arranged on the first fixing plate 3 at equal intervals and penetrate through the first fixing plate, the limiting rods 4 are vertically fixed on the base 1, the arrangement of the plurality of limiting rods 4 ensures that the first fixing plate 3 can be fixed on the base under the condition of uneven stress, under the assistance of a plurality of gag lever posts 4, also can let 3 even pressures of weighing device 2 of first fixed plate on weighing device 2, not only can promote weighing device 2 accuracy when weighing, can also prolong weighing device 2's life, utilize the mode that weighing device 2 weighs, the indirect pressure that applys when carrying out the intensity test with the tip of tooth that the loading mechanism awaits measuring shows on display 5.
The simulation tooth holder 8 is fixed on the first fixing plate 3, the simulation tooth holder 8 can be detachably arranged on the first fixing plate 3, the simulation tooth holder 8 is replaced according to different tooth tips to be tested, the use range of the testing device for the strength of the excavator bucket tooth is improved, and the hole 9 penetrates through the simulation tooth holder 8; the tooth point to be tested is sleeved on the simulation tooth base 8, and the tooth point to be tested is fixed on the simulation tooth base 8 in a mode that a pin shaft is inserted into the tooth point to be tested and the hole 9.
And the pressurizing mechanism is fixed on the base 1 at one side of the bucket tooth fixing mechanism. After the tooth tip to be tested is fixed on the simulation tooth holder 8, the tooth tip to be tested is pressed by the pressurizing mechanism, and the strength of the tooth tip to be tested is tested by observing whether the tooth tip to be tested is deformed or not.
This testing arrangement of excavator bucket tooth intensity when using, the prong suit that will await measuring is on simulation toothholder 8, and fix the prong that awaits measuring on simulation toothholder 8 with the round pin axle, then utilize loading mechanism to carry out the intensity test to the prong, utilize simulation toothholder 8 to fill the recess on the prong that awaits measuring, let the prong that awaits measuring when the intensity test with this prong that awaits measuring when the in-service use, be in under the same recess filling state, and then can let loading mechanism when carrying out the intensity test to the prong, more real reflects the intensity of the prong that awaits measuring.
Example 2
In addition to embodiment 1, referring to fig. 1 and 2, as another preferred embodiment of the present invention, a difference from embodiment 1 is that the pressurizing mechanism includes a first moving mechanism 10, a fixed frame 11, a second moving mechanism 12, a hydraulic mechanism 13, and a squeezing head 14, the first moving mechanism 10 is fixed on the base 1, the fixed frame 11 is fixed on the first moving mechanism 10, the position of the fixed frame 11 can be adjusted by the first moving mechanism 10, the second moving mechanism 12 is fixed on the fixed frame 11, the hydraulic mechanism 13 is fixed on the second moving mechanism 12, the position of the hydraulic mechanism 13 can be adjusted by the second moving mechanism 12, the squeezing head 14 is fixed on the hydraulic mechanism 13, the squeezing head 14 is detachably mounted on the hydraulic mechanism 13, a hydraulic cylinder on the hydraulic mechanism 13 is fixed on the second moving mechanism 12, a hydraulic rod on the hydraulic mechanism 13 is fixed on the squeezing head 14, by utilizing the hydraulic mechanism 13, the distance between the extrusion head 14 and the tooth tip to be tested can be adjusted, and the position of the extrusion head 14 can be adjusted in a wider range by the aid of the first moving mechanism 10 and the second moving mechanism 12, so that the extrusion head 14 can perform relatively comprehensive strength detection on the tooth tip to be tested.
When the testing device for the strength of the excavator bucket tooth is used, a tooth point to be tested is sleeved on a simulation tooth base 8, the tooth point to be tested is fixed on the simulation tooth base 8 through a pin shaft, a squeezing head 14 is in contact with the surface of the tooth point to be tested with the assistance of a hydraulic mechanism 13, the tooth point to be tested is pressurized, the strength of the tooth point to be tested is further tested, then the hydraulic mechanism 13 is started again, the squeezing head 14 is not in contact with the surface of the tooth point to be tested, the position of the squeezing head 14 is adjusted through a first moving mechanism 10 and a second moving mechanism 12, the squeezing head 14 is in contact with the surface of the tooth point to be tested with the assistance of the hydraulic mechanism 13, the tooth point to be tested is pressurized, the strength of the tooth point to be tested is further tested, because the contact surface of the squeezing head 14 and the tooth point to be tested is small, the pressure applied by the squeezing head 14 to the tooth point to be tested is concentrated at the contact surface, need repeated operation many times, the data dynamics when just can have this test of embodiment of confidence power more to when utilizing loading mechanism to carry out intensity test to the prong, utilize simulation toothholder 8 to fill the recess on the prong that awaits measuring, let the prong that awaits measuring be in under the same recess filling state when intensity test with the prong that should await measuring when in actual use, and then can let loading mechanism when carrying out intensity test to the prong, more real reflection awaits measuring the intensity of the prong.
The above description is only for the preferred embodiment of the present invention, but the scope of the present invention is not limited thereto, and any person skilled in the art should be able to cover the technical scope of the present invention and the equivalent alternatives or modifications according to the technical solution and the inventive concept of the present invention within the technical scope of the present invention.
Claims (4)
1. The utility model provides a testing arrangement of excavator bucket tooth intensity, includes base (1), its characterized in that still includes:
the bucket tooth fixing mechanism is fixed on the base (1) and comprises a weighing mechanism, a first fixing plate (3), a second fixing plate (6), a simulation tooth holder (8) and a hole (9), the weighing mechanism is fixed on the base (1), the first fixing plate (3) is fixed on the weighing mechanism, the second fixing plate (6) is fixed on the first fixing plate (3), the simulation tooth holder (8) is fixed on the first fixing plate (3), and the hole (9) is arranged on the simulation tooth holder (8) in a penetrating mode;
and the pressurizing mechanism is fixed on the base (1) on one side of the bucket tooth fixing mechanism.
2. The device for testing the strength of the excavator tooth as claimed in claim 1, wherein the weighing mechanism comprises a weighing device (2) and a display (5), the weighing device (2) is fixed on the base (1), the first fixing plate (3) is fixed on a weighing disc of the weighing device (2), the display (5) is fixed on the base (1), and the display (5) is electrically connected on the weighing device (2).
3. The device for testing the strength of the excavator bucket tooth according to claim 1, wherein a limiting rod (4) is arranged on the first fixing plate (3) at equal intervals in a penetrating mode, and the limiting rod (4) is vertically fixed on the base (1).
4. The device for testing the strength of the bucket tooth of the excavator according to claim 1, wherein the pressurizing mechanism comprises a first moving mechanism (10), a fixed frame (11), a second moving mechanism (12), a hydraulic mechanism (13) and a squeezing head (14), the first moving mechanism (10) is fixed on the base (1), the fixed frame (11) is fixed on the first moving mechanism (10), the second moving mechanism (12) is fixed on the fixed frame (11), the hydraulic mechanism (13) is fixed on the second moving mechanism (12), and the squeezing head (14) is fixed on the hydraulic mechanism (13).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202111603575.9A CN114323976A (en) | 2021-12-24 | 2021-12-24 | Testing arrangement of excavator bucket tooth intensity |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202111603575.9A CN114323976A (en) | 2021-12-24 | 2021-12-24 | Testing arrangement of excavator bucket tooth intensity |
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| Publication Number | Publication Date |
|---|---|
| CN114323976A true CN114323976A (en) | 2022-04-12 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN202111603575.9A Pending CN114323976A (en) | 2021-12-24 | 2021-12-24 | Testing arrangement of excavator bucket tooth intensity |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN116359021A (en) * | 2023-02-07 | 2023-06-30 | 连云港久光重工制造有限公司 | Skid-steer loader scraper bowl intensity detects machine |
-
2021
- 2021-12-24 CN CN202111603575.9A patent/CN114323976A/en active Pending
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN116359021A (en) * | 2023-02-07 | 2023-06-30 | 连云港久光重工制造有限公司 | Skid-steer loader scraper bowl intensity detects machine |
| CN116359021B (en) * | 2023-02-07 | 2023-09-22 | 连云港久光重工制造有限公司 | Skid-steer loader scraper bowl intensity detects machine |
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