CN104483143B - Rack for durability test of frame of forklift - Google Patents
Rack for durability test of frame of forklift Download PDFInfo
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- CN104483143B CN104483143B CN201410788050.0A CN201410788050A CN104483143B CN 104483143 B CN104483143 B CN 104483143B CN 201410788050 A CN201410788050 A CN 201410788050A CN 104483143 B CN104483143 B CN 104483143B
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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 is and in particular to a kind of be used for forklift frame durability
The stand of test.
Background technology
At present, mostly adopt car load strenuous test mode for forklift frame endurancing, according to mark on skid pad
Quasi- job requirements are driven fork truck by truck driver and are completed raising, inclination, cross the actions such as block of jolting, and action frequency must not be low per hour
In stipulated number, tested car load operation daily is not less than 8h, the strenuous test time that the standard of completing specifies, is finally completed fork truck
The endurancing of vehicle frame.But current this test method has the disadvantage that: in (1) process of the test, truck driver is long-term
The motion action fork truck specifying according to standard, high labor intensive, so that driver is easily tired, causes the error tested；(2) adopt
The mode of car load strenuous test detects vehicle frame durability, and in process of the test, vehicle needs fuel up or charging；After off-test,
Car load is scrap-car, as accompanying electromotor on probation or set of cells, drive system, tire etc. all to scrap, for only detecting
For the durability of vehicle frame, experimentation cost is too high.
Content of the invention
For solving the problems, such as that during existing forklift frame endurancing, high labor intensive, experimentation cost are high, the present invention designs
A kind of stand for forklift frame endurancing.
For the stand of forklift frame endurancing, including pedestal 1；The rectangular tabular of described pedestal 1, its top is along long
Degree direction is laid with the t shape groove running through, and is provided with plural mechanism for testing along the cooperation of t shape groove on pedestal 1；
Described mechanism for testing is made up of clamp assembly, travelling carriage 6 and bracing frame 8；
Described clamp assembly is made up of first clamping plate 66, second clamping plate 63 and clamping cylinder 64；Described clamp assembly is right
Structural member, first clamping plate 66 and second clamping plate 63 is claimed vertically to be correspondingly arranged；The bottom of described first clamping plate 66 and second clamping plate 63
Bottom all curve inwardly, formed closeable hook solid；The middle-end of the middle-end of described first clamping plate 66 and second clamping plate 63 is equal
Outwardly convex has and is horizontally connected with clamping cylinder between protruding block, and the upper end of the upper end of first clamping plate 66 and second clamping plate 63
64；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 provided inwardly with being made up of two plates
Fixed mount 67, and the protruding block at first clamping plate 66 and second clamping plate 63 middle part moves cooperation in corresponding fixed mount 67；Described two
The upper end of riser 61 is all to being externally provided with ear mount support plate 69；Described travelling carriage 6 moves cooperation on bracing frame 8；
Support frame as described above 8 is symmetrical rectangular frame, and is fixed on pedestal 1；The two side columns plate 83 of support frame as described above 8
Middle part is all vertically provided with chute 85, and chute 85 is correspondingly arranged with the ear mount support plate 69 of travelling carriage 6；
Fit in post plate 83 inner side of the riser 61 of described travelling carriage 6 and bracing frame 8, the ear mount support plate 69 of riser 61 upper end and
Chute 85 on post plate 83 slides up and down cooperation, and chute 85 is stretched out in the outer end of ear mount support plate 69；Described ear mount support plate 69 stretches out
Elevating ram 3 is vertically connected with the outer end of chute 85, the bottom of elevating ram 3 is fixing with bracing frame 8；
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 carries
The upper and lower slip of dynamic travelling carriage 6.
The riser 61 middle part outwardly convex of described travelling carriage 6 has guide pad 68, and ear mount support plate 69 is fixed on guide pad 68；
Post plate 83 middle inside of support frame as described above 8 is provided with stepped gathering sill, riser 61 edge of travelling carriage 6 along chute 85 direction
The water jacket 87 of gathering sill slides, and the guide pad 68 on riser 61 slides along the inside groove 86 of gathering sill.
It is provided with four mechanism for testing along the cooperation of t shape groove on described pedestal 1, and four mechanism for testing are corresponding with test fork truck 9
Setting.
The protruding block at described first clamping plate 66 and second clamping plate 63 middle part is movably connected in corresponding fixation by bearing pin 62
In frame 67.
It is transversely provided with limited block 7 inside the chute 85 of described travelling carriage 6 top.
Two post plate 83 upper end of support frame as described above 8 is connected with two pieces of header boards 84, and the outside of post plate 83 and bracing frame 8
Base plate 81 is connected with two gussets 82；Base plate 81 edge of support frame as described above 8 is provided with u shape hole, and bracing frame 8 passes through the u of its base plate 81
Shape hole is fixed on the t shape groove of pedestal 1.
The upper end of described elevating ram 3 is movable end, and is fixed on ear mount support plate 69 by oil cylinder bearing pin 4；Lifting oil
The lower end of cylinder 3 is connected on cylinder support 2；The middle part of described cylinder support 2 is vertical triangular connecting plate, triangular connecting plate
Middle part is provided with pin-and-hole, and the lower end of elevating ram 3 is connected on the pin-and-hole of triangular connecting plate by bearing pin；Described cylinder support 2
Base plate is fixed on bracing frame 8.
It is connected with two reinforcement transverse slats 611 between two risers 61 of described travelling carriage 6.
The invention has the advantages that
(1) each action of long duration test of the present invention, by program software control, only needs record keeping personnel's timing to see in process of the test
Examine record test data, relatively existing by driver driving mode of operation, labor intensity reduces significantly；
(2) present invention only consumes electric energy in process of the test, and car load is without fuel up or charging；Off-test simultaneously
Afterwards, all recycling as accompanying electromotor on probation, set of cells, drive system, tire etc., hinge structure experimentation cost is big
Big reduction；
(3) time of the present invention each test action, by software precise control, eliminates during driver driving fork truck because of fatigue etc.
The time that reason causes wastes and test error, thus shorten testing experimental period, and improves the accuracy of test；
(4) riser of travelling carriage of the present invention is provided with guide pad；It is provided with stepped guiding inside the post plate of bracing frame
Groove, the riser of travelling carriage slides along the water jacket of gathering sill, and the guide pad on riser slides it is ensured that sliding along the inside groove of gathering sill
Cooperation in bracing frame for the frame is slided；
(5) mechanism for testing of the present invention can be configured according to test request, can be driven taking turns the difference with driven pulley
Test, also can be tested simultaneously, and can achieve quick assembling, dismounting, and motility is strong.
Brief description
Fig. 1 is the schematic diagram of the present invention.
Fig. 2 is the front view of the present invention.
Fig. 3 is the left view of the present invention.
The schematic diagram that Fig. 4 is connected with travelling carriage for clamp assembly of the present invention.
Fig. 5 is the travelling carriage schematic diagram of the present invention.
Fig. 6 is the bracing frame schematic diagram of the present invention.
Fig. 7 tests state diagram during fork truck for the present invention.
Upper in figure sequence number: pedestal 1, cylinder support 2, elevating ram 3, oil cylinder bearing pin 4, tooling shaft 5, travelling carriage 6, vertical pull
61st, 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,
Guide pad 68, ear mount support plate 69, limited block 7, bracing frame 8, base plate 81, gusset 82, post plate 83, header board 84, chute 85, inside groove
86th, water jacket 87, test fork truck 9, pouring weight 10.
Specific embodiment
Embodiment 1
Referring to Fig. 1, Fig. 2, Fig. 3, for the stand of forklift frame endurancing, including pedestal 1；Described pedestal 1 is in square
Shape tabular, its top is laid with the t shape groove running through along its length, is provided with plural on pedestal 1 along the cooperation of t shape groove
Mechanism for testing；
Described mechanism for testing is made up of clamp assembly, travelling carriage 6 and bracing frame 8；
Referring to Fig. 4, described clamp assembly is made up of first clamping plate 66, second clamping plate 63 and clamping cylinder 64；Described clamping
Assembly is symmetrical junction component, and first clamping plate 66 and second clamping plate 63 are vertically correspondingly arranged；The bottom of described first clamping plate 66 and
The bottom of second splint 63 all curves inwardly, and forms closeable hook solid；The middle-end of described first clamping plate 66 and second clamping plate 63
Middle-end be outwardly convex and be horizontally connected with folder between protruding block, and the upper end of the upper end of first clamping plate 66 and second clamping plate 63
Locking oil cylinder 64；Described clamping cylinder 64 is passed through clamping cylinder bearing pin 65 and is connected with the upper end of first clamping plate 66 and the upper end of second clamping plate 63
Connect；Described clamp assembly cooperation is arranged in travelling carriage 6；
Referring to Fig. 4, Fig. 5, described travelling carriage 6 is symmetrical structure plate, and the lower end of its vertical plates on both sides 61 is all provided inwardly with
Protruding block in the middle part of the fixed mount 67 being made up of two plates, and first clamping plate 66 and second clamping plate 63 is movably connected in by bearing pin 62
In corresponding fixed mount 67；Described first clamping plate 66 and second clamping plate 63 can be pivoted about with bearing pin 62；Described two stand
The upper end of plate 61 is all to being externally provided with ear mount support plate 69；Described travelling carriage 6 moves cooperation on bracing frame 8；
Referring to Fig. 6, support frame as described above 8 is symmetrical rectangular frame, and is fixed on pedestal 1；The both sides of support frame as described above 8
The middle part of post plate 83 is all vertically provided with chute 85, and chute 85 is correspondingly arranged with the ear mount support plate 69 of travelling carriage 6；
Fit in post plate 83 inner side of the riser 61 of described travelling carriage 6 and bracing frame 8, the ear mount support plate 69 of riser 61 upper end and
Chute 85 on post plate 83 slides up and down cooperation, and chute 85 is stretched out in the outer end of ear mount support plate 69；Described ear mount support plate 69 stretches out
Elevating ram 3 is vertically connected with the outer end of chute 85, the bottom of elevating ram 3 is fixing with bracing frame 8；
Referring to 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 is lifted
Oil-lifting jar 3 drives the upper and lower slip of travelling carriage 6.
It is transversely provided with limited block 7, limited block 7 limits the row of elevating ram 3 inside the chute 85 of described travelling carriage 6 top
Journey, makes the stroke of elevating ram 3 be equal to the height of the obstacle block that jolts setting during test.
Two post plate 83 upper end of support frame as described above 8 is connected with two pieces of header boards 84, and the outside of post plate 83 and bracing frame 8
Base plate 81 is connected with two gussets 82；Base plate 81 edge of support frame as described above 8 is provided with u shape hole, and bracing frame 8 passes through the u of its base plate 81
Shape hole is fixed on the t shape groove of pedestal 1.
The upper end of described elevating ram 3 is movable end, and is fixed on ear mount support plate 69 by oil cylinder bearing pin 4；Lifting oil
The lower end of cylinder 3 is connected on cylinder support 2；The middle part of described cylinder support 2 is vertical triangular connecting plate, triangular connecting plate
Middle part is provided with pin-and-hole, and the lower end of elevating ram 3 is connected on the pin-and-hole of triangular connecting plate by bearing pin；Described cylinder support 2
Base plate is fixed on bracing frame 8.
It is connected with two reinforcement transverse slats 611 between two risers 61 of described travelling carriage 6.
Embodiment 2
It is provided with four mechanism for testing along the cooperation of t shape groove on described pedestal 1, and four mechanism for testing are corresponding with test fork truck 9
Setting.Remaining structure is with embodiment 1.
Embodiment 3
The riser 61 middle part outwardly convex of described travelling carriage 6 has guide pad 68, and ear mount support plate 69 is fixed on guide pad 68；
Post plate 83 middle inside of support frame as described above 8 is provided with stepped gathering sill, riser 61 edge of travelling carriage 6 along chute 85 direction
The water jacket 87 of gathering sill slides, and the guide pad 68 on riser 61 slides along the inside groove 86 of gathering sill.Remaining structure is with embodiment 1.
The specific work process of the present invention is as follows:
(1) when testing, 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, clamping
The piston rod of oil cylinder 64 stretches out so that shelves are opened in the bottom of second clamping plate 63 and first clamping plate 66 reduces and clamping tooling axle 5；
Travelling carriage 6 is lifted by (2) two elevating rams 3 along bracing frame 8, and second clamping plate 63 and first clamping plate 66 hold tooling shaft
The testing wheel of test fork truck 9 is raised up to the defined position of limited block 7 by 5, and simulation test fork truck 9 reaches the block that jolts；
(3) piston rod of clamping cylinder 64 is retracted, and the bottom of second clamping plate 63 and first clamping plate 66 is opened shelves and become big, tooling shaft
5 are departed from rapidly with second clamping plate 63, first clamping plate 66, and simulation test fork truck 9 drives off the block that jolts；
(4) elevating ram 3 declines and starts subsequent cycle test.
Claims (8)
1. it is used for the stand of forklift frame endurancing, including pedestal (1)；The rectangular tabular of described pedestal (1), its top edge
Length direction be laid with the t shape groove running through it is characterised in that: on pedestal (1) along t shape groove cooperation be provided with plural survey
Test-run a machine structure；
Described mechanism for testing is made up of clamp assembly, travelling carriage (6) and bracing frame (8)；
Described clamp assembly is made up of first clamping plate (66), second clamping plate (63) and clamping cylinder (64)；Described clamp assembly is
Symmetrical junction component, first clamping plate (66) and second clamping plate (63) are vertically correspondingly arranged；The bottom of described first clamping plate (66) and
The bottom of second splint (63) all curves inwardly, and forms closeable hook solid；The middle-end of described first clamping plate (66) and the second folder
The middle-end of plate (63) has been outwardly convex between protruding block, and the upper end of the upper end of first clamping plate (66) and second clamping plate (63) horizontal
To being connected with clamping cylinder (64)；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 provided inwardly with being made up of two plates
Protruding block in the middle part of fixed mount (67), and first clamping plate (66) and second clamping plate (63) moves cooperation in corresponding fixed mount (67)
Interior；The upper end of described two risers (61) is all to being externally provided with ear mount support plate (69)；Described travelling carriage (6) moves cooperation in bracing frame (8)
On；
Support frame as described above (8) is symmetrical rectangular frame, and is fixed on pedestal (1)；The two side columns plate of support frame as described above (8)
(83) middle part is all vertically provided with chute (85), and chute (85) is correspondingly arranged with the ear mount support plate (69) of travelling carriage (6)；
The riser (61) of described travelling carriage (6) is fitted with inside the post plate (83) of bracing frame (8), and the ear mount of riser (61) upper end is propped up
Plate (69) slides up and down cooperation with the chute (85) on post plate (83), and chute (85) is stretched out in the outer end of ear mount support plate (69)；Institute
State ear mount support plate (69) and stretch out and elevating ram (3) is vertically connected with the outer end of chute (85), the bottom of elevating ram (3) with
Bracing frame (8) is fixing；
During test, tooling shaft (5) is arranged in the vehicle bridge of test fork truck (9), clamp assembly clamping tooling axle (5), elevating ram
(3) drive the upper and lower slip of travelling carriage (6).
2. the stand for forklift frame endurancing according to claim 1 it is characterised in that: described travelling carriage
(6) in the middle part of riser (61), outwardly convex has guide pad (68), and ear mount support plate (69) is fixed on guide pad (68)；Described support
Post plate (83) middle inside of frame (8) is provided with stepped gathering sill, the riser (61) of travelling carriage (6) along chute (85) direction
Water jacket (87) along gathering sill slides, and the guide pad (68) on riser (61) slides along the inside groove (86) of gathering sill.
3. the stand for forklift frame endurancing according to claim 1 it is characterised in that: described pedestal (1)
On along t shape groove cooperation be provided with four mechanism for testing.
4. the stand for forklift frame endurancing according to claim 1 it is characterised in that: described first clamping plate
(66) protruding block and in the middle part of second clamping plate (63) is movably connected in corresponding fixed mount (67) by bearing pin (62).
5. the stand for forklift frame endurancing according to claim 1 it is characterised in that: described travelling carriage
(6) it is transversely provided with limited block (7) inside the chute (85) above.
6. the stand for forklift frame endurancing according to claim 1 it is characterised in that: support frame as described above
(8) two post plate (83) upper ends 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)
It is connected with two gussets (82)；Base plate (81) edge of support frame as described above (8) is provided with u shape hole, and bracing frame (8) passes through its base plate (81)
U shape hole be fixed on the t shape groove of pedestal (1).
7. the stand for forklift frame endurancing according to claim 1 it is characterised in that: described elevating ram
(3) upper end is movable end, and is fixed on ear mount support plate (69) by oil cylinder bearing pin (4)；The lower end of elevating ram (3) connects
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) is connected on the pin-and-hole of triangular connecting plate by bearing pin；The base plate of described cylinder support (2)
It is fixed on bracing frame (8).
8. the stand for forklift frame endurancing according to claim 1 it is characterised in that: described travelling carriage
(6) it is connected with two reinforcement transverse slats (611) between two risers (61).
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 |
Applications Claiming Priority (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 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN104483143A CN104483143A (en) | 2015-04-01 |
| CN104483143B true CN104483143B (en) | 2017-02-01 |
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ID=52757713
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201410788050.0A Active CN104483143B (en) | 2014-12-18 | 2014-12-18 | Rack for durability test of frame of forklift |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN104483143B (en) |
Families Citing this family (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| 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 |
| CN109205520B (en) * | 2018-11-05 | 2024-03-29 | 安徽合力股份有限公司 | Integral portal test device frame |
| 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 |
Family Cites Families (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| SU414512A1 (en) * | 1972-05-03 | 1974-02-05 | STAND FOR WRINKING AND TESTING OF SELF-PROPELLED MACHINES | |
| JP3150617B2 (en) * | 1996-07-09 | 2001-03-26 | オリオンテクノ株式会社 | Rolling angle load test method and test device for forklift |
| CN103033371B (en) * | 2012-12-20 | 2014-12-17 | 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
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| CN104483143A (en) | 2015-04-01 |
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