CN202297032U - Full floating type weighing system for forklift - Google Patents
Full floating type weighing system for forklift Download PDFInfo
- Publication number
- CN202297032U CN202297032U CN201120413814XU CN201120413814U CN202297032U CN 202297032 U CN202297032 U CN 202297032U CN 201120413814X U CN201120413814X U CN 201120413814XU CN 201120413814 U CN201120413814 U CN 201120413814U CN 202297032 U CN202297032 U CN 202297032U
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- transition
- hanger
- sensor
- crossbeam
- crotch
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Abstract
The utility model relates to a full floating type weighing system for a forklift, which comprises a transition rack, a transition fork frame, a support assembly which is used for remaining the transition rack and the transition fork frame in parallel, and at least two weighing units which are used for measuring a vertical pulling force between the transition rack and the transition fork frame, wherein the upper end of the full floating type weighing system is connected by a left plate spring and a right plate spring, and the lower end of the full floating type weighing system is connected by a left double-bulb connecting pressing rod and a right double-bulb connecting pressing rod, or a left double-blade connecting pressing rod and a right double-blade connecting pressing rod. In this way, a sensor only senses force component in the vertical direction rather than force component in the horizontal direction, and the technical problems of the prior forklift weighing system in large error, poor weighing consistency, unguaranteed weighing precision and service life are solved. The full floating type weighing system for the forklift is high in weighing precision, large in weighing weight, long in service life and good in weighing consistency.
Description
Technical field
The utility model relates to a kind of fork truck and uses weighing system, relates in particular to a kind of fork truck of accurately weighing of realizing and uses weighing system.
Background technology
Existing fork truck need be known the weight of the goods of being carried sometimes when transporting goods, with record cargo weight or convenient clearing, such as logistics when lorry unloads part cargo or factory when carrying out multiple material mixing.
But, existing fork truck or do not have function of weighing, or be exactly that the precision of weighing is not high, because be not vertical completely stressed between the stress point of car fork and the driver train, the influence of also receiving horizontal component of force.And horizontal component of force in different environment even with handling process in all not quite identical, have no idea to eliminate or compensate, cause that weighting error is big, the conformability of weighing is poor.
In addition, the work under bad environment of fork truck, and the weighing system of fork truck is generally all comparatively accurate is unable to undergo in the handling process can't to guarantee weighing precision and service life from the instantaneous impulse force of all directions.
Summary of the invention
The utility model purpose provides a kind of fork truck and uses the full-floating type weighing system, and it has solved the technical matters that existing fork truck weighing system weighting error is big, the conformability of weighing is poor, can't guarantee weighing precision and service life.
The technical solution of the utility model is:
A kind of fork truck is used the full-floating type weighing system; Its special character is to comprise transition hanger, transition crotch, be used to the supporting component that keeps transition hanger and transition crotch to be parallel to each other, at least two weighing units that are used to measure vertical tension between transition hanger and transition crotch; Said transition hanger comprises link plate, be arranged on hook on the hanger of link plate upper limb, be arranged on the hanger lower draw-bar of link plate lower edge, and hook and hanger lower draw-bar can be affiliated to link plate on former car crotch on the said hanger; Said transition crotch comprises a plurality of upright beam of hanging crossbeam, hanging crossbeam down, be used to be connected and go up the extension crossbeam and hang crossbeam down; The said extension crossbeam of going up can be affiliated to former car car fork hanger on the transition crotch with the following crossbeam of hanging; Said supporting component comprises at least two leaf springs, the lower supporting assembly consistent with leaf spring quantity; One end horizontal of said leaf spring is fixed on the top of transition hanger, and the other end of said leaf spring is horizontally fixed on the top of transition crotch; Said lower supporting assembly comprises that the depression bar seat that connects depression bar, is separately fixed at transition hanger bottom and transition crotch bottom, the both ends that will be connected depression bar are limited in the cover plate in two depression bar seats respectively; One end of said connection depression bar is semisphere or knife-edge, and the other end of said connection depression bar is semisphere or knife-edge; Be provided with the open slot of corresponding hemispherical dimples or horizontal direction in the said depression bar seat; The radius of said hemispherical dimples is greater than the radius that connects the depression bar domed ends, and the bottom of said open slot is an arc transition; Said weighing unit comprises pulling force sensor, sensor control and read out instrument, the sensor seat of honour, following of sensor, damping spring; The said sensor seat of honour is the horizontal supporting plate that is fixed on the transition hanger, and the said sensor seat of honour is provided with the sensor mounting hole, and following of said sensor is fixed on down to be hung on the crossbeam; The top rod of said pulling force sensor is stuck on the sensor seat of honour by damping spring after passing the sensor mounting hole, and following of the lower link of said pulling force sensor and sensor are hinged; The top rod of said pulling force sensor and lower link are positioned on the same perpendicular line.
The quantity of above-mentioned leaf spring is two and left-right symmetric distribution; Said lower supporting assembly left-right symmetric distributes; The quantity of said weighing unit is two and left-right symmetric distribution.
Above-mentioned weighing system also comprises position-limiting unit, and said position-limiting unit comprises four limiting stoppers that are fixed on the link plate and is arranged on to be hung crossbeam and hang two spacing upright beams between the crossbeam down; Said four limiting stoppers be distributed in by two spacing Li Liang, on hang crossbeam, hang four interior corners of the limitting casing that crossbeam constitutes down.
Above-mentioned transition hanger comprises locking hole and the jam nut that is arranged on the link plate, and said jam nut can be locked at link plate on the former car crotch through locking hole.
Above-mentioned pulling force sensor is good with S shape pulling force sensor.
The utility model advantage:
1, two leaf springs connected about the upper end of the utility model was used, and two two bulbs connection depression bars or two double cutting edges connection depression bars connected about the lower end was used, and last leaf spring can guarantee that the transition crotch can have micro-upper and lower displacement; The two ends that two bulbs connect depression bars and depression bar seat are to contact, and the two ends that double cutting edge connects depression bar are that line contacts with the depression bar seat, can guarantee that also the transition crotch has micro-upper and lower displacement; Leaf spring can guarantee the relation of being parallel to each other between transition crotch and transition hanger with the structure that is connected depression bar, thereby makes sensor not receive the horizontal direction component of force, only responsive vertical direction component of force, so weighing precision is high, it is big to weigh.
2, transition crotch of the utility model and transition hanger all can with former fork truck coupling, thereby promptly can on existing fork truck, direct mount the utility model system realize function of weighing, also can unload at any time and not influence the use and the structure of former fork truck.
3, the utility model has been installed damping spring in the upper end of pulling force sensor, can cushion the most instantaneous impulse force from the car fork, guarantees that weighing unit is not damaged long service life, the high conformity of weighing.
4, the utility model is provided with position-limiting unit between link plate and transition crotch, can prevent that the impulse force of any direction from damaging leaf spring or connecting depression bar.
Description of drawings
Fig. 1 is the structural representation of existing fork truck;
Fig. 2 is that first kind of structure of the utility model fork truck used the scheme drawing on fork truck;
Fig. 3 is that second kind of structure of the utility model fork truck used the scheme drawing on fork truck;
Fig. 4 is the structural representation that domed ends connects depression bar;
Fig. 5 is the scheme of installation that domed ends connects depression bar;
Fig. 6 is the structural representation that the knife-edge end connects depression bar;
Fig. 7 is the birds-eye view of Fig. 6;
Fig. 8 is the scheme of installation that the knife-edge end connects depression bar;
Fig. 9 is the structural representation of the connection depression bar of the third end construction;
Figure 10 is the structural representation of link plate;
Figure 11 is the structural representation of transition hanger;
Figure 12 is the structural representation of transition crotch;
Figure 13 is the structural representation of the utility model weighing system;
Reference numeral: 1-transition hanger, the 10-link plate, the 11-locking hole is linked up with on the 12-hanger, 13-hanger lower draw-bar, 2-transition crotch, the last extension of 20-crossbeam, 21-are hung crossbeam down, and 22-founds beam, and 3-spring block, 30-leaf spring, 31-connect depression bar, 32-depression bar seat, 33-cover plate; The 34-domed ends, 35-knife-edge end, 36-hemispherical dimples, 37-open slot; The 38-arc transition, 39-leaf spring briquetting, the 40-pulling force sensor 41-sensor seat of honour, following of 42-sensor, 43-damping spring; 44-sensor mounting hole, 45-pin, 46-top rod, 47-lower link; The former car crotch of 51-, the former car car fork of 52-hanger, 60-limiting stopper, the spacing upright beam of 61-.
The specific embodiment
The utility model fork truck is used the full-floating type weighing system, comprises transition hanger, transition crotch, is used to the supporting component that keeps transition hanger and transition crotch to be parallel to each other, weighing unit, the position-limiting unit that is used to measure two left-right symmetric distributions of vertical tension between transition hanger and transition crotch.
The transition hanger comprises link plate, be fixed on hook on the hanger of link plate upper limb, be fixed on the hanger lower draw-bar of link plate lower edge, the locking hole that is arranged on the link plate center and jam nut, and hook and hanger lower draw-bar can be affiliated to link plate on former car crotch on the hanger; In case of necessity, jam nut can be locked at link plate on the former car crotch through locking hole.
The transition crotch comprise hang crossbeam, down hang crossbeam, be used to be connected go up hang crossbeam and hang down crossbeam about two upright beams; Last extension crossbeam can be affiliated to former car car fork hanger on the transition crotch with the following crossbeam of hanging.For proof strength, also can about a plurality of reinforcements are set in addition with upright beam between two upright beams.
Supporting component comprises leaf spring, two lower supporting assemblies that left-right symmetric distributes that two left-right symmetric distribute; Leaf spring is horizontally disposed with, and the one of which end is fixed on through pressing plate on the spring block on link plate top, and its other end is fixed on through pressing plate and hangs on the crossbeam; The both ends that lower supporting assembly comprises and connect depression bar, be separately fixed at the link plate bottom and hang depression bar seat on the crossbeam down, will be connected depression bar are limited in the interior cover plate of two depression bar seats respectively; An end that connects depression bar is semisphere or knife-edge, and the other end that connects depression bar is semisphere or knife-edge; Be provided with the open slot of corresponding hemispherical dimples or horizontal direction in the depression bar seat; The radius of hemispherical dimples is greater than the radius that connects the depression bar domed ends, and the bottom of said open slot is an arc transition, and open slot generally selects knife-edge groove and opening angle greater than the cone angle that connects depression bar knife-edge end, also can select U-lag or semi-circular groove.For the connection depression bar of knife-edge end, the position limiting structure that can be blocked by cover plate also need be set, such as annular boss.
Weighing unit comprises pulling force sensor, sensor control and read out instrument, the sensor seat of honour, following of sensor, damping spring; The sensor seat of honour is the horizontal supporting plate that is fixed on the transition hanger; In order preferably to be arranged to L shaped structure in the firm seat of honour; The horizontal supporting plate at the sensor seat of honour is provided with the sensor mounting hole, and the sensor mounting hole is over against following of sensor, and following of sensor is fixed on down to be hung on the crossbeam; The top rod of pulling force sensor is stuck on the sensor seat of honour by damping spring after passing the sensor mounting hole, and the lower link of pulling force sensor is hinged through pin and following of sensor, so that lower link can freely rotate in the plane perpendicular to the transition crotch; The top rod of pulling force sensor and lower link are positioned on the same perpendicular line.Pulling force sensor links to each other with sensor control and read out instrument through lead.Pulling force sensor preferably adopts S shape pulling force sensor.
Position-limiting unit comprises four limiting stoppers that are fixed on the link plate and is arranged on to be hung crossbeam and hangs two spacing upright beams between the crossbeam down; Four limiting stoppers be distributed in by two spacing Li Liang, on hang crossbeam, hang four interior corners of the limitting casing that crossbeam constitutes down.
The utility model principle:
The utility model increases by a cover weighing system on former fork truck, the transition hanger is affiliated to former car crotch and is connected, and the transition crotch in the hanger is affiliated to former car car fork hanger and is connected; The upper end of transition hanger and transition crotch with about two leaf springs be connected; Two two bulbs connected depression bars or the connection of two double cutting edges connection depression bars about the lower end was used; This structure can guarantee that transition hanger and transition crotch parallel, thereby pulling force each other and pressure do not have normal component.The transition hanger stretches out two sensor seats of honour to the transition crotch; The sensor seat of honour links to each other with the upper end of sensor; The following extension crossbeam of the lower end of sensor and transition crotch is hinged; And sensor is parallel with the transition crotch, so the only responsive power from vertical direction of pulling force sensor, this pulling force all is the gravity and the car fork goods gravity that hanger bore of car fork hanger self.
Claims (5)
1. a fork truck is used the full-floating type weighing system, it is characterized in that: comprise transition hanger, transition crotch, be used to the supporting component that keeps transition hanger and transition crotch to be parallel to each other, at least two weighing units that are used to measure vertical tension between transition hanger and transition crotch; Said transition hanger comprises link plate, be arranged on hook on the hanger of link plate upper limb, be arranged on the hanger lower draw-bar of link plate lower edge, and hook and hanger lower draw-bar can be affiliated to link plate on former car crotch on the said hanger; Said transition crotch comprises a plurality of upright beam of hanging crossbeam, hanging crossbeam down, be used to be connected and go up the extension crossbeam and hang crossbeam down; The said extension crossbeam of going up can be affiliated to former car car fork hanger on the transition crotch with the following crossbeam of hanging; Said supporting component comprises at least two leaf springs, the lower supporting assembly consistent with leaf spring quantity; One end horizontal of said leaf spring is fixed on the top of transition hanger, and the other end of said leaf spring is horizontally fixed on the top of transition crotch; Said lower supporting assembly comprises that the depression bar seat that connects depression bar, is separately fixed at transition hanger bottom and transition crotch bottom, the both ends that will be connected depression bar are limited in the cover plate in two depression bar seats respectively; One end of said connection depression bar is semisphere or knife-edge, and the other end of said connection depression bar is semisphere or knife-edge; Be provided with the open slot of corresponding hemispherical dimples or horizontal direction in the said depression bar seat; The radius of said hemispherical dimples is greater than the radius that connects the depression bar domed ends, and the bottom of said open slot is an arc transition; Said weighing unit comprises pulling force sensor, sensor control and read out instrument, the sensor seat of honour, following of sensor, damping spring; The said sensor seat of honour is the horizontal supporting plate that is fixed on the transition hanger, and the said sensor seat of honour is provided with the sensor mounting hole, and following of said sensor is fixed on down to be hung on the crossbeam; The top rod of said pulling force sensor is stuck on the sensor seat of honour by damping spring after passing the sensor mounting hole, and following of the lower link of said pulling force sensor and sensor are hinged; The top rod of said pulling force sensor and lower link are positioned on the same perpendicular line.
2. fork truck according to claim 1 is used the full-floating type weighing system, it is characterized in that: the quantity of said leaf spring is two and left-right symmetric distribution; Said lower supporting assembly left-right symmetric distributes; The quantity of said weighing unit is two and left-right symmetric distribution.
3. fork truck according to claim 1 and 2 is used the full-floating type weighing system; It is characterized in that: also comprise position-limiting unit, said position-limiting unit comprises four limiting stoppers that are fixed on the link plate and is arranged on to be hung crossbeam and hangs two spacing upright beams between the crossbeam down; Said four limiting stoppers be distributed in by two spacing Li Liang, on hang crossbeam, hang four interior corners of the limitting casing that crossbeam constitutes down.
4. fork truck according to claim 3 is used the full-floating type weighing system, it is characterized in that: said transition hanger comprises locking hole and the jam nut that is arranged on the link plate, and said jam nut can be locked at link plate on the former car crotch through locking hole.
5. fork truck according to claim 4 is used the full-floating type weighing system, it is characterized in that: said pulling force sensor is a S shape pulling force sensor.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201120413814XU CN202297032U (en) | 2011-10-26 | 2011-10-26 | Full floating type weighing system for forklift |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201120413814XU CN202297032U (en) | 2011-10-26 | 2011-10-26 | Full floating type weighing system for forklift |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN202297032U true CN202297032U (en) | 2012-07-04 |
Family
ID=46365970
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201120413814XU Withdrawn - After Issue CN202297032U (en) | 2011-10-26 | 2011-10-26 | Full floating type weighing system for forklift |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN202297032U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102502455A (en) * | 2011-10-26 | 2012-06-20 | 西安高度电子科技有限公司 | Full-floating type weighing system for forklift truck |
-
2011
- 2011-10-26 CN CN201120413814XU patent/CN202297032U/en not_active Withdrawn - After Issue
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102502455A (en) * | 2011-10-26 | 2012-06-20 | 西安高度电子科技有限公司 | Full-floating type weighing system for forklift truck |
| CN102502455B (en) * | 2011-10-26 | 2013-08-28 | 西安高度电子科技有限公司 | Full-floating type weighing system for forklift truck |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| AV01 | Patent right actively abandoned |
Granted publication date: 20120704 Effective date of abandoning: 20130828 |
|
| RGAV | Abandon patent right to avoid regrant |