CN104483143A - Rack for durability test of frame of forklift - Google Patents
Rack for durability test of frame of forklift Download PDFInfo
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- CN104483143A CN104483143A CN201410788050.0A CN201410788050A CN104483143A CN 104483143 A CN104483143 A CN 104483143A CN 201410788050 A CN201410788050 A CN 201410788050A CN 104483143 A CN104483143 A CN 104483143A
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Abstract
The invention relates to a rack for a durability test of a frame of a forklift. The rack comprises a pedestal which is in a rectangular platy shape, run-through T-shaped slots are uniformly distributed in the length direction at the top end of the pedestal, and more than two test mechanisms are arranged on the T-shaped slots in a matched manner; each test mechanism consists of a clamping assembly, a sliding frame and a supporting frame; each clamping assembly consists of a first clamping plate, a second clamping plate and a clamping oil cylinder; bottom ends of each first clamping plate and each second clamping plate are bended inwardly to form closable hooks, protruding blocks which protrude outwards are arranged at the middle ends of each first clamping plate and each second clamping plate, and each clamping oil cylinder is connected between the upper end of the corresponding first clamping plate and the upper end of the corresponding second clamping plate; each clamping assembly is mounted in a fixed bracket for vertical plates on the two sides of the corresponding sliding frame in a matched manner, and a lug supporting plate is arranged outward at the upper end of each vertical plate; the lug supporting plate on each vertical plate is slidably matched in a chute of the supporting bracket, and the outer end of the lug supporting plate extends out of the chute; the outer end part of the lug supporting plate extending out of the chute is vertically connected with a lifting oil cylinder and the bottom of the lifting oil cylinder is fixed with the supporting bracket.
Description
Technical field
The invention belongs to the endurancing field of tool of forklift frame, be specifically related to a kind of stand for forklift frame endurancing.
Background technology
At present, car load strenuous test mode is mostly adopted for forklift frame endurancing, according to standard operation, skid pad requires that driving fork truck by truck driver completes and hoist, tilt, cross the actions such as block of jolting, action frequency per hour must not lower than stipulated number, tested car load ran and was not less than 8h every day, the strenuous test time that the standard of completing specifies, finally complete the endurancing of forklift frame.But current this test method has following shortcoming: in (1) process of the test, truck driver is for a long time according to the motion action fork truck that standard specifies, labour intensity is large, makes driver easily tired, causes the error of test; (2) adopt the mode of car load strenuous test to detect vehicle frame permanance, in process of the test, vehicle needs fuel up or charging; After off-test, car load is scrap-car, and as accompanying engine on probation or electric battery, kinematic train, tire etc. all to scrap, for the permanance only detecting vehicle frame, experimentation cost is too high.
Summary of the invention
The problem that during for solving existing forklift frame endurancing, labour intensity is large, experimentation cost is high, the present invention devises a kind of stand for forklift frame endurancing.
For the stand of forklift frame endurancing, comprise pedestal 1; The rectangular tabular of described pedestal 1, its top is laid with the T-slot run through along its length, pedestal 1 coordinates along T-slot and is provided with plural mechanism for testing;
Described mechanism for testing is made up of clamp assembly, travelling carriage 6 and bracing frame 8;
Described clamp assembly is made up of the first clamping plate 66, second clamping plate 63 and clamping cylinder 64; Described clamp assembly is symmetrical junction component, and the first clamping plate 66 and the second clamping plate 63 are vertically corresponding to be arranged; The bottom of described first clamping plate 66 and the bottom of the second clamping plate 63 all curve inwardly, and form closeable hook solid; The middle-end of described first clamping plate 66 and the equal outwardly convex of middle-end of the second clamping plate 63 have protruding block, and are horizontally connected with clamping cylinder 64 between the upper end of the upper end of the first clamping plate 66 and the second clamping plate 63; Described clamp assembly cooperation is arranged in travelling carriage 6;
Described travelling carriage 6 is symmetrical structure plate, and the lower end of its vertical plates on both sides 61 is all inwardly provided with the fixed mount 67 be made up of two plates, and the protruding block in the middle part of the first clamping plate 66 and the second clamping plate 63 moves and is engaged in corresponding fixed mount 67; The upper end of described two risers 61 is all outwards provided with ear seat support plate 69; Described travelling carriage 6 is dynamic to be engaged on bracing frame 8;
Support frame as described above 8 is symmetrical rectangular frame, and is fixed on pedestal 1; The middle part of the two side columns plate 83 of support frame as described above 8 is all vertically provided with chute 85, and chute 85 is corresponding with the ear seat support plate 69 of travelling carriage 6 arranges;
Fit inside the riser 61 of described travelling carriage 6 and the post plate 83 of bracing frame 8, the ear seat support plate 69 of riser 61 upper end slides up and down with the chute 85 on post plate 83 and coordinates, and chute 85 is stretched out in the outer end of ear seat support plate 69; The outer end that described ear seat support plate 69 stretches out chute 85 is vertically connected with elevating ram 3, and bottom and the bracing frame 8 of elevating ram 3 are fixed;
During test, tooling shaft 5 is arranged in the vehicle bridge of test fork truck 9, and clamp assembly clamping tooling axle 5, elevating ram 3 drives the upper and lower slip of travelling carriage 6.
In the middle part of the riser 61 of described travelling carriage 6, outwardly convex has orienting lug 68, and ear seat support plate 69 is fixed on orienting lug 68; Post plate 83 middle inside of support frame as described above 8 is provided with stepped gathering sill along chute 85 direction, and the riser 61 of travelling carriage 6 slides along the water jacket 87 of gathering sill, and the orienting lug 68 on riser 61 slides along the inside groove 86 of gathering sill.
Described pedestal 1 coordinates along T-slot and is provided with four mechanism for testing, and four mechanism for testing with test that fork truck 9 is corresponding to be arranged.
Protruding block in the middle part of described first clamping plate 66 and the second clamping plate 63 is movably connected in corresponding fixed mount 67 by bearing pin 62.
Laterally limited block 7 is provided with inside chute 85 above described travelling carriage 6.
Two post plate 83 upper ends of support frame as described above 8 are connected with two pieces of header boards 84, and the base plate 81 of the outside of post plate 83 and bracing frame 8 is connected with two gussets 82; Base plate 81 edge of support frame as described above 8 is provided with U-shaped hole, and bracing frame 8 is fixed on the T-slot of pedestal 1 by the U-shaped hole of its base plate 81.
The upper end of described elevating ram 3 is movable end, and is fixed on ear seat support plate 69 by oil cylinder bearing pin 4; The lower end of elevating ram 3 is connected on cylinder support 2; The middle part of described cylinder support 2 is vertical triangular connecting plate, and the middle part of triangular connecting plate is provided with pin-and-hole, the lower end of elevating ram 3 by pinned connection on the pin-and-hole of triangular connecting plate; The base plate of described cylinder support 2 is fixed on bracing frame 8.
Two reinforcement transverse slats 611 are connected with between two risers 61 of described travelling carriage 6.
The present invention has the following advantages:
(1) each action of long duration test of the present invention is controlled by program software, and only need record's timing observed and recorded test figure in process of the test, relatively existing by driver driving mode of operation, labour intensity reduces greatly;
(2) the present invention only consumes electric energy in process of the test, and car load is without the need to fuel up or charging; After off-test simultaneously, as accompanying, engine on probation, electric battery, kinematic train, tire etc. are all recycling, and hinge structure experimentation cost reduces greatly;
(3) time that the present invention respectively tests action is accurately controlled by software, the time waste caused because of reasons such as fatigues when eliminating driver driving fork truck and test error, thus shortens and test experimental period, and improves the accuracy of test;
(4) riser of travelling carriage of the present invention is provided with orienting lug; Be provided with stepped gathering sill inside the post plate of bracing frame, the riser of travelling carriage slides along the water jacket of gathering sill, and the orienting lug on riser slides along the inside groove of gathering sill, ensure that the cooperation of travelling carriage in bracing frame is slided;
(5) mechanism for testing of the present invention can be arranged according to test request, and can carry out the test respectively of driving wheel and engaged wheel, also can test simultaneously, and can realize rapid-assembling, dismounting, dirigibility is strong.
Accompanying drawing explanation
Fig. 1 is schematic diagram of the present invention.
Fig. 2 is front view of the present invention.
Fig. 3 is left view of the present invention.
Fig. 4 is the schematic diagram that clamp assembly of the present invention is connected with travelling carriage.
Fig. 5 is travelling carriage schematic diagram of the present invention.
Fig. 6 is bracing frame schematic diagram of the present invention.
Fig. 7 is the constitutional diagram of the present invention when testing fork truck.
Sequence number in upper figure: pedestal 1, cylinder support 2, elevating ram 3, oil cylinder bearing pin 4, tooling shaft 5, travelling carriage 6, vertical pull 61, strengthen transverse slat 611, bearing pin 62, second clamping plate 63, clamping cylinder 64, clamping cylinder bearing pin 65, first clamping plate 66, fixed mount 67, orienting lug 68, ear seat support plate 69, limited block 7, bracing frame 8, base plate 81, gusset 82, post plate 83, header board 84, chute 85, inside groove 86, water jacket 87, test fork truck 9, pouring weight 10.
Embodiment
embodiment 1
See Fig. 1, Fig. 2, Fig. 3
,for the stand of forklift frame endurancing, comprise pedestal 1; The rectangular tabular of described pedestal 1, its top is laid with the T-slot run through along its length, pedestal 1 coordinates along T-slot and is provided with plural mechanism for testing;
Described mechanism for testing is made up of clamp assembly, travelling carriage 6 and bracing frame 8;
See Fig. 4, described clamp assembly is made up of the first clamping plate 66, second clamping plate 63 and clamping cylinder 64; Described clamp assembly is symmetrical junction component, and the first clamping plate 66 and the second clamping plate 63 are vertically corresponding to be arranged; The bottom of described first clamping plate 66 and the bottom of the second clamping plate 63 all curve inwardly, and form closeable hook solid; The middle-end of described first clamping plate 66 and the equal outwardly convex of middle-end of the second clamping plate 63 have protruding block, and are horizontally connected with clamping cylinder 64 between the upper end of the upper end of the first clamping plate 66 and the second clamping plate 63; Described clamping cylinder 64 is connected with the upper end of the first clamping plate 66 and the upper end of the second clamping plate 63 by clamping cylinder bearing pin 65; Described clamp assembly cooperation is arranged in travelling carriage 6;
See Fig. 4, Fig. 5, described travelling carriage 6 is symmetrical structure plate, the lower end of its vertical plates on both sides 61 is all inwardly provided with the fixed mount 67 be made up of two plates, and the protruding block in the middle part of the first clamping plate 66 and the second clamping plate 63 is movably connected in corresponding fixed mount 67 by bearing pin 62; Described first clamping plate 66 and the second clamping plate 63 can rotate centered by bearing pin 62; The upper end of described two risers 61 is all outwards provided with ear seat support plate 69; Described travelling carriage 6 is dynamic to be engaged on bracing frame 8;
See Fig. 6, support frame as described above 8 is symmetrical rectangular frame, and is fixed on pedestal 1; The middle part of the two side columns plate 83 of support frame as described above 8 is all vertically provided with chute 85, and chute 85 is corresponding with the ear seat support plate 69 of travelling carriage 6 arranges;
Fit inside the riser 61 of described travelling carriage 6 and the post plate 83 of bracing frame 8, the ear seat support plate 69 of riser 61 upper end slides up and down with the chute 85 on post plate 83 and coordinates, and chute 85 is stretched out in the outer end of ear seat support plate 69; The outer end that described ear seat support plate 69 stretches out chute 85 is vertically connected with elevating ram 3, and bottom and the bracing frame 8 of elevating ram 3 are fixed;
See Fig. 7, during test, tooling shaft 5 is arranged in the vehicle bridge of test fork truck 9, and clamp assembly clamping tooling axle 5, elevating ram 3 drives the upper and lower slip of travelling carriage 6.
Laterally be provided with limited block 7 inside chute 85 above described travelling carriage 6, limited block 7 limits the stroke of elevating ram 3, the height of the obstacle block that jolts of setting when making the stroke of elevating ram 3 equal to test.
Two post plate 83 upper ends of support frame as described above 8 are connected with two pieces of header boards 84, and the base plate 81 of the outside of post plate 83 and bracing frame 8 is connected with two gussets 82; Base plate 81 edge of support frame as described above 8 is provided with U-shaped hole, and bracing frame 8 is fixed on the T-slot of pedestal 1 by the U-shaped hole of its base plate 81.
The upper end of described elevating ram 3 is movable end, and is fixed on ear seat support plate 69 by oil cylinder bearing pin 4; The lower end of elevating ram 3 is connected on cylinder support 2; The middle part of described cylinder support 2 is vertical triangular connecting plate, and the middle part of triangular connecting plate is provided with pin-and-hole, the lower end of elevating ram 3 by pinned connection on the pin-and-hole of triangular connecting plate; The base plate of described cylinder support 2 is fixed on bracing frame 8.
Two reinforcement transverse slats 611 are connected with between two risers 61 of described travelling carriage 6.
embodiment 2
Described pedestal 1 coordinates along T-slot and is provided with four mechanism for testing, and four mechanism for testing with test that fork truck 9 is corresponding to be arranged.All the other structures are with embodiment 1.
embodiment 3
In the middle part of the riser 61 of described travelling carriage 6, outwardly convex has orienting lug 68, and ear seat support plate 69 is fixed on orienting lug 68; Post plate 83 middle inside of support frame as described above 8 is provided with stepped gathering sill along chute 85 direction, and the riser 61 of travelling carriage 6 slides along the water jacket 87 of gathering sill, and the orienting lug 68 on riser 61 slides along the inside groove 86 of gathering sill.All the other structures are with embodiment 1.
Specific works process of the present invention is as follows:
(1) during test, pouring weight 10 mixed by test fork truck 9, and tooling shaft 5 cooperation is arranged in the vehicle bridge of test fork truck 9, and the piston rod of clamping cylinder 64 stretches out, and makes the bottom of the second clamping plate 63 and the first clamping plate 66 open shelves and reduces and clamping tooling axle 5;
(2) two elevating rams 3 are by travelling carriage 6 along bracing frame 8 lifting, and the restriction position that the testing wheel of test fork truck 9 is raised up to limited block 7 by tooling shaft 5 held by the second clamping plate 63 and the first clamping plate 66, and simulation test fork truck 9 reaches the block that jolts;
(3) piston rod of clamping cylinder 64 is retracted, and the bottom of the second clamping plate 63 and the first clamping plate 66 is opened shelves and become large, and tooling shaft 5 and the second clamping plate 63, first clamping plate 66 hightail, and simulation test fork truck 9 drives off the block that jolts;
(4) elevating ram 3 declines and starts next loop test.
Claims (8)
1., for the stand of forklift frame endurancing, comprise pedestal (1); Described pedestal (1) rectangular tabular, its top is laid with the T-slot run through along its length, it is characterized in that: coordinate along T-slot on pedestal (1) and be provided with plural mechanism for testing;
Described mechanism for testing is made up of clamp assembly, travelling carriage (6) and bracing frame (8);
Described clamp assembly is made up of the first clamping plate (66), the second clamping plate (63) and clamping cylinder (64); Described clamp assembly is symmetrical junction component, and the first clamping plate (66) and the second clamping plate (63) are vertically corresponding to be arranged; The bottom of described first clamping plate (66) and the bottom of the second clamping plate (63) all curve inwardly, and form closeable hook solid; The middle-end of described first clamping plate (66) and the equal outwardly convex of middle-end of the second clamping plate (63) have protruding block, and are horizontally connected with clamping cylinder (64) between the upper end of the upper end of the first clamping plate (66) and the second clamping plate (63); Described clamp assembly cooperation is arranged in travelling carriage (6);
Described travelling carriage (6) is symmetrical structure plate, the lower end of its vertical plates on both sides (61) is all inwardly provided with the fixed mount (67) be made up of two plates, and the protruding block at the first clamping plate (66) and the second clamping plate (63) middle part moves and is engaged in corresponding fixed mount (67); The upper end of described two risers (61) is all outwards provided with ear seat support plate (69); Described travelling carriage (6) is dynamic to be engaged on bracing frame (8);
Support frame as described above (8) is symmetrical rectangular frame, and is fixed on pedestal (1); The middle part of the two side columns plate (83) of support frame as described above (8) is all vertically provided with chute (85), and chute (85) is corresponding with the ear seat support plate (69) of travelling carriage (6) arranges;
The riser (61) of described travelling carriage (6) is fitted with post plate (83) inner side of bracing frame (8), the ear seat support plate (69) of riser (61) upper end slides up and down with the chute (85) on post plate (83) and coordinates, and chute (85) is stretched out in the outer end of ear seat support plate (69); The outer end that described ear seat support plate (69) stretches out chute (85) is vertically connected with elevating ram (3), and the bottom of elevating ram (3) and bracing frame (8) are fixed;
During test, tooling shaft (5) is arranged in the vehicle bridge of test fork truck (9), clamp assembly clamping tooling axle (5), and elevating ram (3) drives travelling carriage (6) upper and lower slip.
2. the stand for forklift frame endurancing according to claim 1, is characterized in that: riser (61) the middle part outwardly convex of described travelling carriage (6) has orienting lug (68), and ear seat support plate (69) is fixed on orienting lug (68); Post plate (83) middle inside of support frame as described above (8) is provided with stepped gathering sill along chute (85) direction, the riser (61) of travelling carriage (6) slides along the water jacket (87) of gathering sill, and the orienting lug (68) on riser (61) slides along the inside groove (86) of gathering sill.
3. the stand for forklift frame endurancing according to claim 1, is characterized in that: described pedestal (1) coordinates along T-slot and is provided with four mechanism for testing.
4. the stand for forklift frame endurancing according to claim 1, is characterized in that: the protruding block at described first clamping plate (66) and the second clamping plate (63) middle part is movably connected in corresponding fixed mount (67) by bearing pin (62).
5. the stand for forklift frame endurancing according to claim 1, is characterized in that: chute (85) inner side of described travelling carriage (6) top is laterally provided with limited block (7).
6. the stand for forklift frame endurancing according to claim 1, it is characterized in that: two post plate (83) upper ends of support frame as described above (8) are connected with two pieces of header boards (84), and the base plate (81) of the outside of post plate (83) and bracing frame (8) is connected with two gussets (82); Base plate (81) edge of support frame as described above (8) is provided with U-shaped hole, and bracing frame (8) is fixed on the T-slot of pedestal (1) by the U-shaped hole of its base plate (81).
7. the stand for forklift frame endurancing according to claim 1, is characterized in that: the upper end of described elevating ram (3) is movable end, and is fixed on ear seat support plate (69) by oil cylinder bearing pin (4); The lower end of elevating ram (3) is connected on cylinder support (2); The middle part of described cylinder support (2) is vertical triangular connecting plate, and the middle part of triangular connecting plate is provided with pin-and-hole, the lower end of elevating ram (3) by pinned connection on the pin-and-hole of triangular connecting plate; The base plate of described cylinder support (2) is fixed on bracing frame (8).
8. the stand for forklift frame endurancing according to claim 1, is characterized in that: be connected with two reinforcement transverse slats (611) between two risers (61) of described travelling carriage (6).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410788050.0A CN104483143B (en) | 2014-12-18 | 2014-12-18 | Rack for durability test of frame of forklift |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410788050.0A CN104483143B (en) | 2014-12-18 | 2014-12-18 | Rack for durability test of frame of forklift |
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| Publication Number | Publication Date |
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| CN104483143A true CN104483143A (en) | 2015-04-01 |
| CN104483143B CN104483143B (en) | 2017-02-01 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201410788050.0A Active CN104483143B (en) | 2014-12-18 | 2014-12-18 | Rack for durability test of frame of forklift |
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Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108760282A (en) * | 2018-08-14 | 2018-11-06 | 浙江中北机械有限公司 | A kind of hand moving vehicle vehicle frame fatigue tester |
| CN109029958A (en) * | 2018-08-23 | 2018-12-18 | 安徽合力股份有限公司 | Device is fixed in forklift door frame durability test |
| CN109205520A (en) * | 2018-11-05 | 2019-01-15 | 安徽合力股份有限公司 | A kind of monoblock type door frame experimental rig rack |
| CN110836757A (en) * | 2019-10-25 | 2020-02-25 | 安徽合力股份有限公司 | Dynamic load test device for forklift overhead guard |
| CN110954680A (en) * | 2019-12-27 | 2020-04-03 | 长安大学 | Ground fracture test device and method for simulating fracture dislocation and underground water change |
| CN110836757B (en) * | 2019-10-25 | 2024-05-31 | 安徽合力股份有限公司 | Dynamic load test device for overhead guard of forklift |
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| JPH1025099A (en) * | 1996-07-09 | 1998-01-27 | Orion Techno Kk | Turning angle load testing method for forklift and testing device |
| CN103033371A (en) * | 2012-12-20 | 2013-04-10 | 宁波建新底盘系统有限公司 | Fatigue testing fixture of rear auxiliary frame |
| CN203069439U (en) * | 2013-01-25 | 2013-07-17 | 安徽合力股份有限公司 | Test bed used for fatigue strength test of portal frame of forklift truck |
| CN204286816U (en) * | 2014-12-18 | 2015-04-22 | 安徽合力股份有限公司 | For the stand of forklift frame endurancing |
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2014
- 2014-12-18 CN CN201410788050.0A patent/CN104483143B/en active Active
Patent Citations (5)
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| SU414512A1 (en) * | 1972-05-03 | 1974-02-05 | STAND FOR WRINKING AND TESTING OF SELF-PROPELLED MACHINES | |
| JPH1025099A (en) * | 1996-07-09 | 1998-01-27 | Orion Techno Kk | Turning angle load testing method for forklift and testing device |
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Cited By (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108760282A (en) * | 2018-08-14 | 2018-11-06 | 浙江中北机械有限公司 | A kind of hand moving vehicle vehicle frame fatigue tester |
| CN108760282B (en) * | 2018-08-14 | 2024-02-13 | 浙江中北机械有限公司 | Frame fatigue testing machine for hand-moving vehicle |
| CN109029958A (en) * | 2018-08-23 | 2018-12-18 | 安徽合力股份有限公司 | Device is fixed in forklift door frame durability test |
| CN109205520A (en) * | 2018-11-05 | 2019-01-15 | 安徽合力股份有限公司 | A kind of monoblock type door frame experimental rig rack |
| CN109205520B (en) * | 2018-11-05 | 2024-03-29 | 安徽合力股份有限公司 | Integral portal test device frame |
| CN110836757A (en) * | 2019-10-25 | 2020-02-25 | 安徽合力股份有限公司 | Dynamic load test device for forklift overhead guard |
| CN110836757B (en) * | 2019-10-25 | 2024-05-31 | 安徽合力股份有限公司 | Dynamic load test device for overhead guard of forklift |
| CN110954680A (en) * | 2019-12-27 | 2020-04-03 | 长安大学 | Ground fracture test device and method for simulating fracture dislocation and underground water change |
| CN110954680B (en) * | 2019-12-27 | 2022-03-04 | 长安大学 | Ground fracture test device and method for simulating fracture dislocation and underground water change |
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| CN104483143B (en) | 2017-02-01 |
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