CN109612364B - Inspection device and inspection method for support frame fork - Google Patents
Inspection device and inspection method for support frame fork Download PDFInfo
- Publication number
- CN109612364B CN109612364B CN201910084181.3A CN201910084181A CN109612364B CN 109612364 B CN109612364 B CN 109612364B CN 201910084181 A CN201910084181 A CN 201910084181A CN 109612364 B CN109612364 B CN 109612364B
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- connecting plate
- fork
- support frame
- checking
- shaft pin
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- 238000000034 method Methods 0.000 title claims abstract description 9
- 238000007689 inspection Methods 0.000 title claims description 29
- 238000009434 installation Methods 0.000 claims abstract description 9
- 229910000831 Steel Inorganic materials 0.000 claims description 49
- 239000010959 steel Substances 0.000 claims description 49
- 230000003014 reinforcing effect Effects 0.000 claims description 3
- 238000010998 test method Methods 0.000 claims 1
- 230000006872 improvement Effects 0.000 abstract description 5
- 239000002184 metal Substances 0.000 abstract description 2
- 210000001503 joint Anatomy 0.000 description 3
- 230000007246 mechanism Effects 0.000 description 3
- 238000010276 construction Methods 0.000 description 2
- 238000012795 verification Methods 0.000 description 2
- 230000009471 action Effects 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000003032 molecular docking Methods 0.000 description 1
- 230000008569 process Effects 0.000 description 1
- 239000002994 raw material Substances 0.000 description 1
- 238000003466 welding Methods 0.000 description 1
- 239000002023 wood Substances 0.000 description 1
Classifications
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01B—MEASURING LENGTH, THICKNESS OR SIMILAR LINEAR DIMENSIONS; MEASURING ANGLES; MEASURING AREAS; MEASURING IRREGULARITIES OF SURFACES OR CONTOURS
- G01B5/00—Measuring arrangements characterised by the use of mechanical techniques
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01M—TESTING STATIC OR DYNAMIC BALANCE OF MACHINES OR STRUCTURES; TESTING OF STRUCTURES OR APPARATUS, NOT OTHERWISE PROVIDED FOR
- G01M13/00—Testing of machine parts
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- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Jib Cranes (AREA)
- Bridges Or Land Bridges (AREA)
Abstract
The invention provides a support frame fork checking device and a checking method thereof, wherein the device comprises a square frame formed by mutually connecting and enclosing a first connecting plate and a second connecting plate, two sides of the first connecting plate are oppositely provided with a plurality of lug plates for checking the contact mounting position, the fork opening size and the adjacent spacing of a support frame, the lug plates are provided with mounting holes, and shaft pins for checking the opening position and the size of a connecting through hole on a support frame fork are arranged in the mounting holes. The support frame fork connection checking device is used for checking a tower crane support frame, is simple in structure, is convenient to realize quick checking on the support frame through simple design of the metal frame and the lug plate shaft pin, and can simultaneously realize checking on a plurality of indexes such as the installation position, the height, the size of a through hole on the fork connection and the size of a fork opening of the support frame, so that the support frame fork connection checking device is multipurpose, and is convenient for the improvement of the application range of the support frame fork connection checking device, and meanwhile, the improvement of the checking work efficiency and the checking precision can be conveniently realized.
Description
Technical Field
The invention relates to a connecting fork inspection device, in particular to a support frame connecting fork inspection device and an inspection method thereof.
Background
At present, the building industry is in the spotlight of various devices and accessories used in the industry, but the devices and accessories are more commonly used by people at ordinary times, and belong to common building devices and parts thereof, wherein a tower crane is the most commonly used building member.
The tower crane is a lifting device which is most commonly used on a building site, is also called as a tower crane, and is used for lifting construction raw materials such as steel bars, wood edges, concrete, steel pipes and the like for construction by lengthening one section (high) (short for "standard section"). The tower crane is an indispensable equipment on the site. The tower crane tip has the functions of bearing the upper load transmitted by the arm support stay rope and the balance arm stay rope, and transmitting the upper load to the tower body structure directly through the turntable by the aid of structural components such as the rotary tower, the turntable and the bearing seat. The self-elevating tower top has truncated cone column type forward inclined or backward inclined truncated cone column type, herringbone frame and inclined support frame.
The upper turret machine is provided with a balancing weight, and the function of the upper turret machine is to support the balancing weight so as to form a balancing moment with the opposite direction of the lifting moment in the aspect of the action required by design. In addition to the counterweight, a hoisting mechanism is often provided at the tail.
The slewing bearing assembly comprises a lower support, a slewing bearing, an upper support and a slewing mechanism. The upper support is of a plate shell structure, flange plates of the slewing mechanism are welded on the left side and the right side of the upper support, a working platform is arranged on the three sides of the upper support, an ear seat connected with a cab is welded at the front end of the right side working platform, the horizontal plane of the upper support is connected with the slewing tower body through a pin shaft, and the lower part of the horizontal plane of the upper support is connected with the horizontal plane of the slewing bearing inner ring through a high-strength bolt.
The amount of the balancing weight is inversely related to the length of the balancing arm, and a certain proportional relationship exists between the length of the balancing arm and the length of the lifting arm. The balance weight is considerable, the light tower crane is at least 3-4 t, and the heavy tower crane is approximately 30t. Because of the height and the hanging weight requirements during use, the connecting piece and the components thereof on the tower crane have higher requirements, particularly, the quality of the fork on the upper support plays a vital role on the tower crane, and in order to ensure the safety of the tower crane during use, the fork on the upper support needs to be accurately inspected, so that the occurrence of safety accidents is avoided.
Disclosure of Invention
The invention aims to overcome the defects in the prior art and provide the support frame fork checking device and the checking method thereof, which are simple to operate, convenient to use and high in precision.
The technical scheme of the invention is as follows: the utility model provides a support frame connects fork verifying attachment, includes that first connecting plate, second connecting plate interconnect enclose the square frame that closes and form, and the both sides of first connecting plate are equipped with a plurality of otic placodes that are used for examining support frame contact's mounted position, fork mouth size and adjacent interval relatively, be equipped with the mounting hole on the otic placode, be equipped with the pivot that is used for examining position and size on the support frame connects fork in the mounting hole.
Further, the shaft pin is movably connected with the lug plate through a flange.
Further, one end of the shaft pin is provided with a handle, and the other end of the shaft pin is cone-shaped; the central axes of the oppositely arranged shaft pins are in the same straight line.
Further, a fourth connecting plate is oppositely arranged on the inner side of the square frame, and two ends of the fourth connecting plate are fixedly welded with the first connecting plate.
Further, a sixth connecting plate is arranged between the fourth connecting plate and the second connecting plate and used for reinforcing the connection strength between the fourth connecting plate and the second connecting plate.
Further, the two sides of the fourth connecting plate are oppositely provided with third connecting plates, and the third connecting plates are detachably connected with the fourth connecting plates.
Furthermore, the two ends of the third connecting plate are conical, and conical parts at the two ends are embedded in the same side of the fourth connecting plate opposite to the third connecting plate.
Further, a fifth connecting plate is arranged between the third connecting plate and the first connecting plate.
Further, the first connecting plate, the second connecting plate, the third connecting plate, the fourth connecting plate and the fifth connecting plate are all steel plates or channel steel, and through holes are formed in the middle of the fifth connecting plate and the middle of the sixth connecting plate.
The inspection method of the support frame fork inspection device comprises the following steps:
(a) Firstly, horizontally placing a support frame to be inspected;
(b) Taking out the shaft pin on the checking support frame fork connecting checking device, inserting the lug plate on the checking support frame fork connecting checking device into the fork connecting gap on the support frame to be checked, checking and judging whether the installation position, the fork opening size and the adjacent spacing of the checking support frame fork meet the design requirement according to the condition that the lug plate is inserted into the fork connecting gap;
(c) And (3) enabling the shaft pin to pass through the through holes on the lug plate and the fork, and checking and judging whether the opening position and the size of the connecting through hole on the support frame fork are in accordance with the design requirements according to whether the shaft pin can be inserted into the connecting through hole on the fork and whether the fork can rotate on the shaft pin.
The invention has the following characteristics:
1. the invention is used for inspecting the tower crane support frame, has simple structure, is convenient for realizing quick inspection of the support frame by simply designing the metal frame and the lug plate shaft pin, can simultaneously realize inspection of a plurality of indexes such as the installation position, the height, the size of the through hole on the support frame and the size of the fork opening of the opposite fork, and the like, realizes the multipurpose of the device, is convenient for the improvement of the application range of the support frame fork inspection device, and is convenient for the improvement of the inspection work efficiency and the inspection precision.
2. The setting of third connecting plate and fourth connecting plate to and the enhancement of fifth connecting plate and sixth connecting plate are connected the setting, the improvement of the frame stability of being convenient for, the effectual inspection precision of support frame fork inspection device to the support frame that has improved simultaneously.
The detailed structure of the present invention is further described below with reference to the accompanying drawings and detailed description.
Drawings
FIG. 1-is a schematic top view of a cradle fork inspection apparatus according to an embodiment;
FIG. 2-is a front or rear view of the cradle fork verification device of FIG. 1;
FIG. 3-is a left or right side view of the cradle fork verification device of FIG. 1;
FIG. 4 is a schematic view of a fourth steel plate structure in the cradle fork inspection apparatus of FIG. 1;
FIG. 5 is a schematic view of the working state structure of the inspection device for the bracket fork of FIG. 1;
1-fourth channel steel, 2-third channel steel, 3-fifth channel steel, 4-first channel steel, 5-shaft pin, 6-lug plate, 7-second channel steel, 8-sixth channel steel, 9-flange, 10-fork and 11-support frame.
Detailed Description
As shown in fig. 1-5: the utility model provides a support frame connects fork verifying attachment, it includes two first channel-section steel 4, two second channel-section steels 7 and a plurality of otic placode 6, and first channel-section steel 4 locates the both ends tip of second channel-section steel 7 and encloses into square frame, and the both sides that first channel-section steel 4 are relative are located to otic placode 6, are equipped with the mounting hole on the otic placode 6, are equipped with pivot 5 in the mounting hole for inspect support frame 11.
The shaft pin 5 is movably connected with the ear plate 6 through the flange 9, so that the shaft pin 5 is convenient to detach, and meanwhile, the shaft pin 5 is convenient to connect with the ear plate 6 in a non-use state, and the shaft pin 5 is prevented from falling or losing.
One end of the shaft pin 5 is provided with a handle, so that the shaft pin 5 is convenient to assemble and disassemble, the other end of the shaft pin 5 is cone-shaped, the shaft pin 5 is convenient to assemble and disassemble, and the working efficiency is improved; the central axis of the axle pin 5 that sets up relatively is in on same straight line, when checking the fork 10 that connects on the support frame 11, can be quick correct and set up relatively connect fork 10 and be in on same straight line, make connect fork 10 be connected through axle pin 5 and otic placode 6 simultaneously can also rotate relatively otic placode 6 freely, do not receive the clamping stagnation, thereby judge and connect fork 10's position can reach standard, be used for checking and connect fork 10 to go up the size of through-hole and the position accuracy between the fork 10 that sets up relatively, can check simultaneously connect fork 10 to go up the size of clearance, the clearance size is about 50 silk.
The shaft pin 5 can also be a long rod which can simultaneously pass through the through holes of the corresponding earplates 6, so that the inspection of the docking fork 10 is facilitated, and meanwhile, the earplates 6 can be corrected, and the earplates 6 are prevented from being deviated in position to influence the inspection precision.
The inboard relative fourth channel-section steel 1 that is equipped with of square frame, the fixed welding of both ends and first channel-section steel 4 of fourth channel-section steel 1, the setting of fourth channel-section steel 1 strengthens the connection between first channel-section steel 4 and the second channel-section steel 7, improves the stability of frame simultaneously, improves the precision when examining.
The sixth channel steel 8 is arranged between the fourth channel steel 1 and the second channel steel 7 and used for reinforcing the connection strength between the fourth channel steel 1 and the second channel steel 7, so that the stability of the frame is improved, and the frame is prevented from shaking or swaying to influence the accuracy of the inspection when the support frame 11 is inspected.
And the two sides of the fourth channel steel 1 are oppositely provided with third channel steel 2, and the third channel steel 2 is detachably connected with the fourth channel steel 1.
The two ends of the third channel steel 2 are conical, conical parts at the two ends are embedded in the same side of the fourth channel steel 1, and the stability of the frame is further improved.
A fifth channel steel 3 is arranged between the third channel steel 2 and the first channel steel 4, connection between the third channel steel 2 and the first channel steel 4 is enhanced, and meanwhile inspection precision is improved.
According to the invention, the first channel steel 4, the second channel steel 7, the third channel steel 2, the fourth channel steel 1 and the fifth channel steel 3 are channel steels, steel plates can be adopted, through holes are formed in the middle parts of the fifth channel steel 3 and the sixth channel steel 8, the through holes are formed, the support frame fork checking device can be arranged at a certain position or on the device through the through holes, meanwhile, the support frame fork checking device can be conveniently moved through the through holes, the damage to the support frame fork checking device is reduced, and the working efficiency is improved.
The inspection method of the support frame fork inspection device comprises the following operation processes:
(a) Firstly, the support frame 11 to be inspected is horizontally placed, so that the inspection operation is facilitated, and meanwhile, the inspection precision is ensured;
(b) Taking out the shaft pin 5 on the checking support frame fork checking device, inserting the lug 6 on the checking support frame fork checking device into the gap of the fork 10 on the support frame 11 to be checked, if the fork 10 cannot be in scarf joint with the lug 6 due to position reasons, the position of the fork 10 on the support frame 11 needs to be adjusted or changed, when the fork 10 is in scarf joint with the lug 6, the fork 6 can move freely mutually, and is not blocked or rubbed, the position installation of the fork 10 is qualified, meanwhile, the fork opening size of the fork 10 can be checked, the gap between the fork 10 and the lug 6 after scarf joint is about 50 wires, and in addition, the distance between the fork 10 which is oppositely arranged can be checked.
(c) The shaft pin 5 passes through the through holes on the lug plate 6 and the fork 10, so that the fork 10 rotates on the shaft pin 5 to finish inspection, when the shaft pin 5 cannot pass through the through holes or is blocked, the size of the through holes of the fork 10 or the height of the positions of the fork 10 which are oppositely arranged are different, the through holes are required to be further adjusted or enlarged, when the shaft pin 5 can pass through the through holes smoothly and can move in the through holes or can rotate between the fork 10 and the lug plate 6 without being blocked, the installation position of the fork 10 is qualified, and meanwhile, the connection strength between the fork 10 and the support frame 11 can be inspected.
The preferred embodiments of the present invention have been described in detail above, but it is apparent that the present invention is not limited to the above-described embodiments. Within the scope of the technical idea of the invention, various equivalent modifications can be made to the technical solution of the invention, which all belong to the protection scope of the invention. In addition, the technical features described in the above-described specific embodiments may be combined separately and independently as long as they are within the technical concept of the present invention.
Claims (1)
1. The utility model provides a test method of support frame fork verifying attachment, this device includes first connecting plate, second connecting plate interconnect enclose and closes square frame that forms, its characterized in that: the two sides of the first connecting plate are oppositely provided with a plurality of ear plates for checking the installation position, the fork opening size and the adjacent spacing of the support frame fork, the ear plates are provided with installation holes, and shaft pins for checking the opening positions and the sizes of the connecting through holes on the support frame fork are arranged in the installation holes; the shaft pin is movably connected with the lug plate through a flange; one end of the shaft pin is provided with a handle, and the other end of the shaft pin is cone-shaped; the central axes of the oppositely arranged shaft pins are positioned on the same straight line; a fourth connecting plate is oppositely arranged on the inner side of the square frame, and two ends of the fourth connecting plate are fixedly welded with the first connecting plate; a sixth connecting plate is arranged between the fourth connecting plate and the second connecting plate and used for reinforcing the connection strength between the fourth connecting plate and the second connecting plate; the two sides of the fourth connecting plate are oppositely provided with third connecting plates which are detachably connected with the fourth connecting plate; the two ends of the third connecting plate are conical, and conical parts at the two ends are embedded in the same side of the fourth connecting plate opposite to each other; a fifth connecting plate is arranged between the third connecting plate and the first connecting plate; the first connecting plate, the second connecting plate, the third connecting plate, the fourth connecting plate and the fifth connecting plate are all steel plates or channel steel, and through holes are formed in the middle parts of the fifth connecting plate and the sixth connecting plate;
the inspection method comprises the following steps:
(a) Firstly, horizontally placing a support frame to be inspected;
(b) Taking out the shaft pin on the checking support frame fork connecting checking device, inserting the lug plate on the checking support frame fork connecting checking device into the fork connecting gap on the support frame to be checked, checking and judging whether the installation position, the fork opening size and the adjacent spacing of the checking support frame fork meet the design requirement according to the condition that the lug plate is inserted into the fork connecting gap;
(c) And (3) enabling the shaft pin to pass through the through holes on the lug plate and the fork, and checking and judging whether the opening position and the size of the connecting through hole on the support frame fork are in accordance with the design requirements according to whether the shaft pin can be inserted into the connecting through hole on the fork and whether the fork can rotate on the shaft pin.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910084181.3A CN109612364B (en) | 2019-01-29 | 2019-01-29 | Inspection device and inspection method for support frame fork |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910084181.3A CN109612364B (en) | 2019-01-29 | 2019-01-29 | Inspection device and inspection method for support frame fork |
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| Publication Number | Publication Date |
|---|---|
| CN109612364A CN109612364A (en) | 2019-04-12 |
| CN109612364B true CN109612364B (en) | 2024-03-15 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201910084181.3A Active CN109612364B (en) | 2019-01-29 | 2019-01-29 | Inspection device and inspection method for support frame fork |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| CN110802530B (en) * | 2019-11-11 | 2023-08-11 | 长沙星沙机床有限公司 | Welding deformation detection tool for crane arm and adjustment method thereof |
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| KR980009202U (en) * | 1996-07-25 | 1998-04-30 | 양재신 | Mounting hole inspection structure for suspension mounting of automobile long ground |
| CN201575768U (en) * | 2009-11-18 | 2010-09-08 | 江苏蛟龙重工集团有限公司 | Container locating seat inspection device |
| CN104101283A (en) * | 2014-07-04 | 2014-10-15 | 天津市百利电气有限公司 | Clamp used for turnover support detection and use method of clamp |
| CN203908448U (en) * | 2014-06-23 | 2014-10-29 | 山西平阳重工机械有限责任公司 | Hydraulic support column cap ball socket dimension detection ruler |
| CN105277085A (en) * | 2015-09-30 | 2016-01-27 | 徐州建机工程机械有限公司 | Tool for detecting position of positioning pin of end lug plate of tacking fixture of climbing rack |
| CN105783638A (en) * | 2016-04-05 | 2016-07-20 | 常州中车铁马科技实业有限公司 | Detection device for mounting base of car coupler buffer |
-
2019
- 2019-01-29 CN CN201910084181.3A patent/CN109612364B/en active Active
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| KR980009202U (en) * | 1996-07-25 | 1998-04-30 | 양재신 | Mounting hole inspection structure for suspension mounting of automobile long ground |
| CN201575768U (en) * | 2009-11-18 | 2010-09-08 | 江苏蛟龙重工集团有限公司 | Container locating seat inspection device |
| CN203908448U (en) * | 2014-06-23 | 2014-10-29 | 山西平阳重工机械有限责任公司 | Hydraulic support column cap ball socket dimension detection ruler |
| CN104101283A (en) * | 2014-07-04 | 2014-10-15 | 天津市百利电气有限公司 | Clamp used for turnover support detection and use method of clamp |
| CN105277085A (en) * | 2015-09-30 | 2016-01-27 | 徐州建机工程机械有限公司 | Tool for detecting position of positioning pin of end lug plate of tacking fixture of climbing rack |
| CN105783638A (en) * | 2016-04-05 | 2016-07-20 | 常州中车铁马科技实业有限公司 | Detection device for mounting base of car coupler buffer |
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| CN109612364A (en) | 2019-04-12 |
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