CN210005224U - transverse stem and vine double-moving-blade cutting test device - Google Patents
transverse stem and vine double-moving-blade cutting test device Download PDFInfo
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- CN210005224U CN210005224U CN201920830900.7U CN201920830900U CN210005224U CN 210005224 U CN210005224 U CN 210005224U CN 201920830900 U CN201920830900 U CN 201920830900U CN 210005224 U CN210005224 U CN 210005224U
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- 238000005520 cutting process Methods 0.000 title claims abstract description 54
- 238000012360 testing method Methods 0.000 title claims abstract description 33
- 230000005540 biological transmission Effects 0.000 claims abstract description 13
- 238000000034 method Methods 0.000 abstract description 4
- 244000017020 Ipomoea batatas Species 0.000 description 9
- 235000002678 Ipomoea batatas Nutrition 0.000 description 9
- 238000003306 harvesting Methods 0.000 description 9
- 235000013311 vegetables Nutrition 0.000 description 5
- 238000009434 installation Methods 0.000 description 3
- 238000004088 simulation Methods 0.000 description 3
- 238000006073 displacement reaction Methods 0.000 description 2
- 230000008878 coupling Effects 0.000 description 1
- 238000010168 coupling process Methods 0.000 description 1
- 238000005859 coupling reaction Methods 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000012423 maintenance Methods 0.000 description 1
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Abstract
The utility model relates to a horizontal tendril double acting knife cutting test device, belong to agricultural machine technical field, the device is including supporting vertical track and the horizontally preceding on the base, back transverse guide, vertical track and the initiative rack that both sides have the driving tooth respectively constitute vertical moving pair, preceding, back transverse guide has preceding of driving tooth with the upper surface respectively, back driven rack constitutes horizontal moving pair, preceding, back driven rack is respectively through supporting in the left side of vertical track both sides, the driving tooth meshing transmission of right long gear and initiative rack both sides, still support the tendril anchor clamps of vertical centre gripping on the base, preceding, back driven rack is equipped with respectively towards the upper and lower cutting knife that tendril anchor clamps top extends, the present case has realized the emulation of the upright cutting of crop stalk, consequently, can restore the cutting scene of crop stalk in the actual operation in-process to the at utmost, and adopt rack and pinion transmission, transmission precision is high, the dead point phenomenon can not appear in any cutting position, and is very stable and reliable.
Description
Technical Field
The utility model relates to an kind of test devices, especially kind of horizontal stem tendril move sword cutting test device doubly belongs to agricultural machine technical field.
Background
Since the stem and vine of vegetable-use sweet potato (a sweet potato variety which is eaten as a vegetable, such as a leaf, a stem, or a tender stem of a sweet potato) generally grows upward from the ground, the harvest of vegetable-use sweet potato is essentially a cutting operation of the stem and vine of a vertically growing sweet potato. Because the planting mode of the vegetable sweet potatoes is divided into ordered planting and unordered planting, the harvesting machine is correspondingly divided into ordered harvesting and unordered harvesting, and the cutting force test is carried out respectively in consideration of different harvesting modes so as to ensure the accuracy of test data
When the cutting performance of the stem and vine of the vegetable sweet potato is researched, a machine is directly used for field test, the influence of the planting environment is large, the acquisition and the processing of test data are extremely easy to be interfered by the environment, and the test precision cannot be guaranteed. Therefore, the existing cutting test devices for stem crops (the typical structure of which is shown in chinese patent application No. 201310187133) are all tested indoors, and as far as the applicant knows, the cutting test devices in the prior art not only have the disadvantages of complex structure and inconvenient operation and maintenance, but also are not compatible with the cutting test of the stem under both the orderly and unordered harvesting modes.
The Chinese patent application with the application number of 2019101260691 provides a four-bar-type dual-movable-vine-stem cutting test device, which comprises a T-shaped guide rail and a vine clamp, wherein the T-shaped guide rail is supported on a base and consists of a transverse slide rail and a longitudinal slide rail, the vine clamp is provided with a selectable installation position, two sides of the transverse slide rail are respectively hinged with two ends of an upper T-shaped hinged block through two upper connecting rods, an upper cutter bar is fixed in the middle of the upper T-shaped hinged block, lower ends of two hinge sliding blocks are respectively hinged with two ends of an inverted T-shaped hinged block through two lower connecting rods, a lower end of the inverted T-shaped hinged block is fixed in the middle of the inverted T-shaped hinged block, the vine clamp comprises a vine cushion block, the vine cushion block is provided with two U-shaped notches corresponding to the positions of cutting knives, a vine V-shaped groove is formed in the upper surface of the vine cushion block, a vine pressing block is arranged on the lower surface of the vine pressing block, a vine inverted V-shaped groove is formed in the middle of the inverted-T-shaped hinged block, a vine channel is formed.
Disclosure of Invention
The utility model aims at providing transverse stem and vine double-moving cutter cutting test devices which can be compatible with two ordered and unordered harvesting modes and realize stable, reliable and full simulation aiming at the defects of the prior art.
In order to realize the purpose, the utility model discloses horizontal stem climing double acting sword cutting test device's basic technical scheme does: the vertical track and the driving rack with driving teeth on two sides respectively form a vertical moving pair, the front transverse guide rail and the rear transverse guide rail respectively form a horizontal moving pair with the front driven rack and the rear driven rack with the driving teeth on the upper surfaces, and the front driven rack and the rear driven rack are respectively in meshing transmission with the driving teeth on two sides of the driving rack through a left long gear and a right long gear which are supported on two sides of the vertical track; the base is also provided with a tendril fixture which is vertically clamped, and the front driven rack and the rear driven rack are respectively provided with an upper cutting knife and a lower cutting knife which extend towards the upper part of the tendril fixture.
During the test, when the driving rack is connected with the lifting driving device and driven to reciprocate, the left long gear and the right long gear respectively drive the front driven rack and the rear driven rack to reciprocate and horizontally move, so as to drive the upper cutting knife and the lower cutting knife to reciprocate and shear, and cut the vertical stem clamped by the stem clamp.
Compared with the prior art, the utility model discloses a simulation of crop stem cutting upright, consequently can restore crop stem cutting scene at the actual operation in-process to the at utmost to adopt rack and pinion transmission, transmission precision is high, can not appear "dead point" phenomenon in any cutting position, very reliable and stable.
The utility model discloses advance perfect of step be, tendril anchor clamps are including fixing on the base and preceding anchor clamps seat that has vertical tendril recess, the upper portion of anchor clamps seat has the curved coupling piece of U-shaped through the cross-section and is connected with the preceding grip block that has corresponding vertical tendril recess, anchor clamps seat and grip block all are furnished with the tendril briquetting of taking tendril recess.
The utility model discloses the improvement of steps is again, the grip block has the centre gripping connecting hole of upper and lower alternative.
The utility model discloses the improvement of advancing step again is, preceding, back driven rack is equipped with the upper and lower cutting knife that extends towards the U-shaped bend of stem climing anchor clamps through right knife rest and left knife rest respectively.
The utility model discloses the improvement of advancing steps is, right knife rest and left knife rest all are L shape, and cutting knife and lower cutting knife are fixed respectively to the lower surface of right knife rest and the upper surface of left knife rest.
The utility model discloses it is still to advance perfections of step, it has right "L" type support and left "L" type support to support on the flat-plate-shaped base, right side "L" type support and left "L" type support are through the upper and lower guide rail installation piece installation vertical rail who links firmly with it.
The utility model discloses still advancing perfect of step is, vertical track both sides are equipped with the V-arrangement guide slot respectively, the initiative rack roller that embedding V-arrangement guide slot was equipped with respectively to initiative rack corresponding position, preceding, back transverse guide both sides are equipped with the V-arrangement groove respectively, the driven rack roller that embedding V-arrangement groove was equipped with respectively to preceding, back driven rack corresponding position.
Drawings
The present invention will be described in detail with reference to the accompanying drawings and examples.
Fig. 1 is a schematic perspective view of embodiments of the present invention.
Fig. 2 is a schematic structural view of the embodiment of fig. 1 with the stem clamps removed.
Fig. 3 is a schematic rear view of the embodiment of fig. 1.
Fig. 4 is a schematic top view of the embodiment of fig. 1.
Fig. 5 is a schematic perspective exploded view of the vine clamp of the embodiment of fig. 1.
Fig. 6 is a schematic perspective view of the upper cutter assembly in the embodiment of fig. 1.
Fig. 7 is a perspective view of the lower cutter assembly in the embodiment of fig. 1.
In the figure: 1-base, 2-transmission component, 3-tendril fixture, 4-cutting component, 5-power connector, 6-driving rack, 7-long gear, 8-right L-shaped bracket, 9-transverse guide rail, 10-left L-shaped bracket, 11-driven rack, 12-left knife rest, 13-right knife rest, 14-guide rail bracket, 15-upper cutter, 16-lower cutter, 17-vertical rail, 18-guide rail mounting block, 19-driving rack roller, 20-driven rack roller, 21-blade mounting bolt, 22-clamping block, 23-fixture seat, 24-connecting piece, 25-mounting bolt, 26-tendril pressing block and 27-crop stem.
Detailed Description
The specific structure of the transverse stem double-acting knife cutting test device of the embodiment is shown in fig. 1 to 4, a right L-shaped support 8 and a left L-shaped support 10 are supported on a flat base 1, pass through a vertical rail 17 fixedly connected with an upper guide rail mounting block 18 and a lower guide rail mounting block 18, and support horizontal front and rear transverse guide rails 9 through a guide rail support 14.
The vertical rail 17 and the driving rack 6 with the transmission teeth on the two sides respectively form a vertical moving pair; the front and rear transverse guide rails 9 and the front and rear driven racks 11 with transmission teeth on the upper surfaces form a horizontal moving pair respectively. The method specifically comprises the following steps: v-shaped guide grooves are respectively arranged at two sides of the vertical rail 17, and driving rack rollers 19 embedded into the V-shaped guide grooves are respectively arranged at corresponding positions of the driving rack 6, so that a vertical moving pair is formed; v-shaped grooves are respectively arranged at two sides of the front transverse guide rail 9 and the rear transverse guide rail 9, and driven rack rollers embedded into the V-shaped grooves are respectively arranged at corresponding positions of the front driven rack 11 and the rear driven rack 11, so that a horizontal moving pair is formed.
The front driven rack 11 and the rear driven rack 11 are respectively meshed with the transmission teeth on two sides of the driving rack 6 through the left long gear 7 and the right long gear 7 which are supported on the right L-shaped support 8 and the left L-shaped support 10 on two sides of the vertical track.
The base 1 is also provided with a vertically clamped tendril fixture 3, the specific structure of which is shown in figure 5, and the fixture comprises a fixture seat 23 fixed on the base 1 and provided with a vertical tendril groove in the front, the upper part of the fixture seat 23 is connected with a clamping block 22 provided with a corresponding vertical tendril groove in the front through a connecting piece 24 with a U-shaped bend in the cross section, and the U-shaped bend not only forms a cutting abdication, but also enables the upper and lower clamping to have higher simulation degree, thereby being very reasonable. The clamp holder 23 and the clamping block 22 are both provided with a vine pressing block 26 with vine grooves, and the clamping block 22 is provided with an upper and a lower selectable clamping connection holes for clamping the crop stem 27 at the required test position to be cut.
The front driven rack 11 and the rear driven rack 11 are respectively provided with an upper cutting knife 15 and a lower cutting knife 16 which extend towards the U-shaped bend above the stem clamp through a right knife rest 13 and a left knife rest 12. The specific structure is shown in fig. 6 and 7, the left and right knife holders are both L-shaped, and the lower surface of the right knife holder 13 and the upper surface of the left knife holder 12 are respectively fixed with an upper cutting knife 15 and a lower cutting knife 16.
During cutting test, the power connector 5 at the upper end of the driving rack 6 is connected with a universal testing machine (WDW-200 type microcomputer control electronic universal testing machine, new testing instrument of Changchun department, Co., Ltd.), then according to test requirements, the cut crop stem 27 can be clamped at a clamping position capable of simulating orderly harvesting of vegetable sweet potato stems, or a stem pressing block 26 on a clamping block 22 can be not mounted to simulate the state in disordered harvesting, upper and lower cutters are staggered in a state that the waist edges of the upper and lower cutters can be tightly attached in a U-shaped bend of a connecting sheet 24, after the universal testing machine is started, the driving rack is driven to move downwards, two driven racks are driven to move relatively through a long gear, so that a left cutter frame is driven to move downwards, a right cutter frame is driven to move leftwards by the upper cutter frame, cutting force and displacement data can be collected and recorded at fixed cutter frequency, the maximum value of the cutting force in the data is used as the maximum cutting force of the vegetable sweet potato stems, each cutting force and displacement data are made into two-dimensional coordinates, the area of a curve and the curve is very stable cutting work in the whole process of the crop stem reduction test.
The technical means disclosed by the scheme of the utility model is not limited to the technical means disclosed by the above means, but also comprises the technical scheme formed by the arbitrary combination of the above technical characteristics.
Claims (7)
1, kind of horizontal stem vine double action sword cutting test device, its characterized in that:
the vertical guide rail and the driving rack (6) with transmission teeth on two sides respectively form a vertical moving pair, the front transverse guide rail and the rear transverse guide rail respectively form a horizontal moving pair with the front driven rack (11) and the rear driven rack (11) with transmission teeth on upper surfaces, and the front driven rack and the rear driven rack are respectively in meshing transmission with the transmission teeth on two sides of the driving rack through a left long gear (7) and a right long gear (7) which are supported on two sides of the vertical guide rail; the base is also provided with a stem clamp (3) which is vertically clamped, and the front driven rack and the rear driven rack are respectively provided with an upper cutting knife (15) and a lower cutting knife (16) which extend towards the upper part of the stem clamp.
2. The transverse stem vine double-acting knife cutting test device according to claim 1, characterized in that: the tendril fixture comprises a fixture seat which is fixed on a base and is provided with a vertical tendril groove in the front, the upper part of the fixture seat is connected with a clamping block which is provided with a corresponding vertical tendril groove in the front through a connecting piece with a U-shaped bend in the section, and the fixture seat and the clamping block are both provided with a tendril pressing block with the tendril groove.
3. The transverse stem vine double-acting knife cutting test device according to claim 2, characterized in that: the clamping block is provided with a clamping connecting hole which can be selected up and down.
4. The transverse stem vine double-acting knife cutting test device according to claim 3, characterized in that: the front driven rack and the rear driven rack are respectively provided with an upper cutting knife and a lower cutting knife which extend towards the U-shaped bend of the tendril clamp through a right knife rest and a left knife rest.
5. The transverse stem vine double-acting knife cutting test device according to claim 4, characterized in that: the right knife rest and the left knife rest are both L-shaped, and an upper cutting knife and a lower cutting knife are respectively fixed on the lower surface of the right knife rest and the upper surface of the left knife rest.
6. The transverse stem vine double-acting knife cutting test device according to claim 5, characterized in that: the flat-plate-shaped base is supported with a right L-shaped bracket and a left L-shaped bracket, and the right L-shaped bracket and the left L-shaped bracket are provided with vertical rails through upper and lower guide rail mounting blocks fixedly connected with the L-shaped bracket and the left L-shaped bracket.
7. The transverse stem vine double-acting knife cutting test device according to claim 6, characterized in that: v-shaped guide grooves are respectively formed in two sides of the vertical track, and driving rack rollers embedded into the V-shaped guide grooves are respectively installed at corresponding positions of the driving racks; v-shaped grooves are formed in two sides of the front transverse guide rail and the rear transverse guide rail respectively, and driven rack rollers embedded into the V-shaped grooves are mounted at corresponding positions of the front driven rack and the rear driven rack respectively.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920830900.7U CN210005224U (en) | 2019-06-04 | 2019-06-04 | transverse stem and vine double-moving-blade cutting test device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920830900.7U CN210005224U (en) | 2019-06-04 | 2019-06-04 | transverse stem and vine double-moving-blade cutting test device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN210005224U true CN210005224U (en) | 2020-01-31 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201920830900.7U Withdrawn - After Issue CN210005224U (en) | 2019-06-04 | 2019-06-04 | transverse stem and vine double-moving-blade cutting test device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN210005224U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110108473A (en) * | 2019-06-04 | 2019-08-09 | 南京工程学院 | A kind of double acting knife cutting test device of transverse direction vines |
| CN112540020A (en) * | 2020-11-30 | 2021-03-23 | 江苏大学 | Leaf class vegetables cutting mechanical properties testing arrangement |
-
2019
- 2019-06-04 CN CN201920830900.7U patent/CN210005224U/en not_active Withdrawn - After Issue
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110108473A (en) * | 2019-06-04 | 2019-08-09 | 南京工程学院 | A kind of double acting knife cutting test device of transverse direction vines |
| CN110108473B (en) * | 2019-06-04 | 2024-03-19 | 南京工程学院 | Transverse stem and vine double-acting cutter cutting test device |
| CN112540020A (en) * | 2020-11-30 | 2021-03-23 | 江苏大学 | Leaf class vegetables cutting mechanical properties testing arrangement |
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| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| AV01 | Patent right actively abandoned | ||
| AV01 | Patent right actively abandoned | ||
| AV01 | Patent right actively abandoned |
Granted publication date: 20200131 Effective date of abandoning: 20240319 |
|
| AV01 | Patent right actively abandoned |
Granted publication date: 20200131 Effective date of abandoning: 20240319 |