CN119591023B - A self-positioning fork structure - Google Patents
A self-positioning fork structureInfo
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- CN119591023B CN119591023B CN202411787685.9A CN202411787685A CN119591023B CN 119591023 B CN119591023 B CN 119591023B CN 202411787685 A CN202411787685 A CN 202411787685A CN 119591023 B CN119591023 B CN 119591023B
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- plate
- positioning
- fork
- self
- block
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Abstract
The application provides a self-positioning fork structure, which belongs to the technical field of forklifts and comprises a fork body extending into a groove of a goods shelf when the goods are required to be taken down, wherein the fork body moves upwards to enable the upper wall surface of the groove of the goods shelf to be in contact with a movable block, gravity of the goods and the goods shelf is applied to the movable block as pressure to enable the movable block to be gradually retracted into the fork body, meanwhile, the movable block moves to drive a transmission mechanism to move, the transmission mechanism moves to eject a positioning plate until the upper wall surface of the groove of the goods shelf is completely contacted with a first contact surface, the positioning plate completely extends out to be attached to the side wall surface of the groove of the goods shelf, so that the position of the fork body in the groove of the goods shelf is limited, the fork body is positioned, the situation that the fork body is displaced relative to the goods shelf due to shaking of the goods shelf or goods is reduced, and the auxiliary positioning is carried out on the fork position, and the accuracy and efficiency of the fork loading are improved.
Description
Technical Field
The application belongs to the technical field of forklifts, and particularly relates to a self-positioning fork structure.
Background
A forklift is an industrial vehicle for transporting and stacking goods, widely used in warehouses, factories, logistics centers, etc., and is generally equipped with two fork-shaped booms, which can be inserted into the bottom of goods to help lift and move the weights. When the forklift works, errors are easy to occur, and particularly when small-sized cargoes are carried or the cargoes are placed at a higher or deeper position, the condition that the pallet bottom is partially inserted or not inserted at all possibly occurs, so that the cargoes cannot be successfully forked. At present, some forklift trucks are provided with laser positioning devices at the fork parts to position the fork parts, but after the fork is inserted into the bottom of a goods shelf, the forklift trucks can slightly shake or be disturbed by external force in the process of loading and unloading goods, so that the goods shake on the goods shelf, and the accuracy and efficiency of loading and unloading the goods are affected.
Disclosure of Invention
The present invention aims to solve at least one of the technical problems existing in the prior art or related art.
In view of the foregoing, an embodiment of the present application provides a self-positioning fork structure, which includes:
a support frame;
the fork body is movably arranged on the support frame;
the movable block is protruded in a direction deviating from the first contact surface, is movably arranged on the fork body and can be retracted into the fork body after being pressed;
the positioning plate is adjustably arranged on the fork body, is parallel to the second contact surface and protrudes in a direction deviating from the second contact surface;
the first end of the transmission mechanism is connected with the movable block, and the second end of the transmission mechanism is connected with the positioning plate;
The first contact surface is a bearing surface of the fork body on the goods shelf, and the second contact surface is a side surface of the fork body perpendicular to the first contact surface.
In one possible embodiment, the fork body includes:
The mounting part is parallel to the support frame, is adjustably arranged on the support frame and can move along the height direction of the support frame;
The mounting part is perpendicular to the support frame and is connected with the support part;
The first contact surface is the top surface of the supporting part, and the second contact surface is the side surface contacted with the supporting part and the goods shelf.
In one possible embodiment, the self-positioning fork structure further comprises:
the guide rail plate is perpendicular to the supporting part and penetrates through the mounting part;
The fork body is totally two, and the guide rail board passes the installation department of two fork bodies simultaneously.
In one possible embodiment, the self-positioning fork structure further comprises:
The square plate is movably arranged in the supporting part along the length direction of the supporting part;
the first inclined block is arranged on the square plate, a first inclined surface is arranged at the top of the first inclined block, the first inclined surface is matched with the movable block, and the movable block extrudes the first inclined block to enable the square plate to move in the supporting part;
The first elastic piece is arranged in the supporting part, the first end of the first elastic piece is connected with the mounting part, the other end of the first elastic piece is connected with the square plate, and the first elastic piece is used for resetting the square plate;
the chute penetrates through the square plate along the height direction of the square plate, and the first end of the transmission mechanism is slidably arranged in the chute;
The sliding groove penetrates through the side wall of the supporting portion along the width direction of the supporting portion, and the second end of the transmission mechanism is slidably arranged in the sliding groove so as to drive the transmission mechanism to move relative to the supporting portion through movement of the square plate.
In one possible embodiment, the self-positioning fork structure further comprises:
the second inclined plane is arranged at the bottom of the movable block and is matched with the first inclined plane;
The second elastic piece is perpendicular to the first contact surface, the first end of the second elastic piece is connected with the movable block, the second end of the second elastic piece is connected with the square plate, and the second elastic piece is used for resetting the movable block.
In one possible embodiment, the transmission mechanism includes:
The round rod penetrates through the chute and is slidably arranged in the chute;
the connecting rod is vertically arranged at two ends of the round rod, the connecting rod penetrates through the sliding groove, the connecting rod is slidably arranged in the sliding groove, the first end of the connecting rod is connected with the round rod, and the second end of the connecting rod is connected with the positioning plate.
In one possible embodiment, the self-positioning fork structure further comprises:
and the gasket is arranged on the side surface of the positioning plate, which is away from the second contact surface.
In one possible embodiment, the self-positioning fork structure further comprises:
the limiting component is adjustably arranged on the supporting part;
the tooth plate is arranged on the supporting part along the length direction of the supporting part, and the limiting component is connected with the tooth plate in a clamping way.
In one possible embodiment, the spacing assembly comprises:
The limiting plate is perpendicular to the first contact surface and sleeved on the outer side of the supporting part;
the third inclined block is movably arranged on the limiting plate, a tooth block is arranged on the third inclined block, the tooth block is matched with the tooth plate, and the tooth block is connected with the tooth plate through occlusion; the top of the third inclined block is provided with a third inclined surface, and the third inclined block is arranged along the length direction of the supporting part;
the fourth inclined block is movably arranged on the limiting plate, a fourth inclined surface is arranged at the bottom of the fourth inclined block, and the fourth inclined surface is matched with the third inclined surface;
The third shell fragment, third shell fragment set up along the width direction of supporting part, and the first end and the third sloping block of third shell fragment are connected, and the second end and the limiting plate of third shell fragment are connected, and the third shell fragment is used for resetting the third sloping block.
In one possible embodiment, the self-positioning fork structure further comprises:
the dust box is arranged on the fork body;
The magnetic suction plate is magnetically connected in the dust box;
the laser detection assembly is arranged on the magnetic suction plate and embedded into the dust box.
Compared with the prior art, the self-positioning fork structure has the beneficial effects that:
The self-positioning fork structure comprises a support frame, a fork body, a movable block, a positioning plate and a transmission mechanism, wherein the fork body is movably arranged on the support frame and is matched with the support frame to move to carry goods at a designated position or carry the goods to the designated position through movement of the fork body, when the goods are required to be taken down, the fork body stretches into a groove of a goods shelf, the fork body moves upwards to enable the upper wall surface of the groove of the goods shelf to be in contact with the movable block, gravity of the goods and the goods shelf is applied to the movable block as pressure, the movable block is gradually retracted into the fork body, the movable block moves to drive the transmission mechanism to move, the transmission mechanism moves to eject the positioning plate until the upper wall surface of the groove of the goods shelf is completely in contact with the first contact surface, and the positioning plate is completely extended out of the side wall surface of the groove of the goods shelf to be attached to limit the position of the fork body in the groove of the goods shelf, so that the fork body is positioned, the situation that the goods shelf or the goods are rocked to cause the goods shelf is relatively displaced is reduced, the goods shelf is subjected to auxiliary positioning, and the goods shelf is accurate and efficiency in goods loading are improved.
Drawings
Various other advantages and benefits will become apparent to those of ordinary skill in the art upon reading the following detailed description of the preferred embodiments. The drawings are only for purposes of illustrating the preferred embodiments and are not to be construed as limiting the application. Also, like reference numerals are used to designate like parts throughout the figures. In the drawings:
FIG. 1 is a schematic block diagram of a self-positioning fork structure according to one embodiment of the present application;
FIG. 2 is a schematic block diagram of a pallet fork body of a self-positioning pallet fork structure according to one embodiment of the present application;
FIG. 3 is a schematic block diagram of a square plate of a self-positioning fork structure according to one embodiment of the present application;
FIG. 4 is a schematic block diagram of a transmission mechanism of a self-positioning fork structure according to one embodiment of the present application;
FIG. 5 is a schematic view of a first angle of a stop assembly of a self-positioning fork structure according to one embodiment of the present application;
FIG. 6 is an enlarged view at A of FIG. 5;
FIG. 7 is a schematic view of a second angle of a stop assembly of a self-positioning fork structure according to one embodiment of the present application;
Wherein, the correspondence between the reference numerals and the component names in fig. 1 to 7 is:
11. The device comprises a support frame, 12, a fork body, 13, a movable block, 14, a positioning plate, 15, a transmission mechanism, 16, a square plate, 17, a first inclined block, 18, a first elastic piece, 19, a chute, 21, a second inclined surface, 22, a second elastic piece, 23, a gasket, 24, a limiting component, 25, a tooth plate, 26, a guide rail plate, 27, a dust box, 28, a magnetic suction plate, 29, a laser detection component, 30, a first contact surface and 31, a second contact surface;
121. a mounting portion 122, a supporting portion;
151. round bar, 152, connecting bar;
241. a limiting plate 242, a third inclined block 243, a fourth inclined block 244 and a third elastic sheet.
Detailed Description
In the description of the present application, it should be understood that the terms "center", "longitudinal", "lateral", "length", "width", "thickness", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", "clockwise", "counterclockwise", etc. indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings are merely for convenience in describing the present application and simplifying the description, and do not indicate or imply that the devices or elements referred to must have a specific orientation, be configured and operated in a specific orientation, and thus should not be construed as limiting the present application.
Furthermore, the terms "first," "second," and the like, are used for descriptive purposes only and are not to be construed as indicating or implying a relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defining "a first" or "a second" may explicitly or implicitly include one or more such feature. In the description of the present application, the meaning of "a plurality" is two or more, unless explicitly defined otherwise.
In the present application, unless explicitly specified and limited otherwise, the terms "mounted," "connected," "secured," and the like are to be construed broadly, and may be, for example, fixedly connected, detachably connected, or integrally connected, mechanically connected, electrically connected, directly connected, indirectly connected via an intervening medium, or in communication between two elements. The specific meaning of the above terms in the present application can be understood by those of ordinary skill in the art according to the specific circumstances.
The preferred embodiments of the present application will be described below with reference to the accompanying drawings, it being understood that the preferred embodiments described herein are for illustration and explanation of the present application only, and are not intended to limit the present application.
As shown in FIG. 1, according to the embodiment of the application, a self-positioning fork structure is provided, which comprises a support frame 11, a fork body 12, a movable block 13, a positioning plate 14 and a transmission mechanism 15, wherein the fork body 12 is movably arranged on the support frame 11, the movable block 13 protrudes towards the direction deviating from a first contact surface 30, the movable block 13 is movably arranged on the fork body 12, the movable block 13 can be retracted into the fork body 12 after being pressed, the positioning plate 14 is adjustably arranged on the fork body 12, the positioning plate 14 is parallel to a second contact surface 31, the positioning plate 14 protrudes towards the direction deviating from the second contact surface 31, a first end of the transmission mechanism 15 is connected with the movable block 13, a second end of the transmission mechanism 15 is connected with the positioning plate 14, wherein the first contact surface 30 is the bearing surface of the fork body 12 on a goods shelf, and the second contact surface 31 is the side of the fork body 12 perpendicular to the first contact surface 30.
The self-positioning fork structure provided by the embodiment of the application comprises a support frame 11, a fork body 12, a movable block 13, a positioning plate 14 and a transmission mechanism 15, wherein the fork body 12 is movably arranged on the support frame 11, so that the fork body 12 is matched with the support frame 11 to move to carry goods at a designated position or carry the goods to the designated position through the movement of the fork body 12, when the goods need to be taken down by the fork body 12, the fork body 12 stretches into a groove of a goods shelf, after the upper wall surface of the groove of the goods shelf contacts with the movable block 13 through the upward movement of the fork body 12, the gravity of the goods and the goods shelf is applied to the movable block 13 as pressure, the movable block 13 is gradually retracted into the fork body 12, meanwhile, the movable block 13 moves to drive the transmission mechanism 15 to move, the positioning plate 14 is ejected out until the upper wall surface of the groove of the goods shelf is completely contacted with the first contact surface 30, and the positioning plate 14 is completely stretched out of the side wall surface of the groove of the goods shelf, so that the position of the fork body 12 in the groove of the goods shelf is limited, the fork body 12 is positioned, the situation that the goods shelf 12 is displaced relative to the goods shelf caused by the goods shelf or goods shaking is reduced, and the auxiliary positioning efficiency is improved.
It will be appreciated that each of the goods is placed on an independent shelf, and the goods are picked up and carried by extending the fork body 12 into the recess of the shelf, and simultaneously lifting the shelf and the goods by contacting the fork body 12 with the upper wall surface of the recess.
In some examples, the support frame 11 is mounted on a vehicle body, the fork body 12 is movably mounted on the support frame 11, and the fork body 12 is driven by the driving device to move along the height direction of the support frame 11, so that the fork body 12 can load and unload cargoes at a specified height, and then the vehicle body moves, so that the fork body 12 can load and unload cargoes at a specified position, and the carrying, taking and placing functions of cargoes are realized.
Further, two fork bodies 12 are symmetrically arranged on the supporting frame 11. Be provided with spacing arm on the support frame 11, spacing arm sets up in the outside of fork body 12, and spacing arm is located the below of fork body 12 to carry out spacingly at the side of goods when fork body 12 gets the goods and discharges, prevent that the goods from sliding to both sides, guarantee to get the stability of putting and carrying the goods.
Further, two positioning plates 14 are arranged on each fork body 12, the positioning plates 14 are symmetrically arranged on two sides of the fork body 12, and the two positioning plates 14 are respectively abutted with two side wall surfaces of the groove, so that the positioning accuracy of the fork body 12 is ensured.
Specifically, the first contact surface 30 is a top surface of the fork body, and the second contact surface 31 is a side surface of the fork body.
As shown in fig. 1 to 3, in one possible embodiment, the fork body 12 includes a mounting portion 121 and a supporting portion 122, the mounting portion 121 is parallel to the supporting frame 11, the mounting portion 121 is adjustably disposed on the supporting frame 11, the mounting portion 121 is capable of moving along the height direction of the supporting frame 11, the mounting portion 121 is perpendicular to the supporting frame 11, the mounting portion 121 is connected with the supporting portion 122, wherein the first contact surface 30 is a top surface of the supporting portion 122, and the second contact surface 31 is a side surface contacting the supporting portion 122 with the shelf.
In the technical scheme, a mounting part 121 is connected with a supporting frame 11, a supporting part 122 is arranged on the mounting part 121 along the direction perpendicular to the supporting frame 11, the supporting part 122 is used for bearing goods, the supporting part 122 stretches into a groove of a goods shelf during loading and unloading, a first contact surface 30 is the top surface of the supporting part 122, after the goods shelf and the gravity of the goods completely act on the top surface of the supporting part 122, the top surface of a movable block 13 and the first contact surface 30 are in the same plane, a second contact surface 31 is the side surface of the supporting part 122, the supporting part 122 stretches into the groove of the goods shelf, after the movable block 13 is retracted into the first contact surface 30, a transmission mechanism 15 pushes a positioning plate 14 to move to a direction far away from the second contact surface 31 to contact with the side wall surface of the groove, and auxiliary positioning is performed on the supporting part 122, so that the stability of the fork body 12 during unloading and unloading is facilitated to be improved.
In the technical scheme, when the movable block 13 is pressed and moves downwards, the transmission mechanism 15 pushes the positioning plate 14 outwards, and after the movable block 13 is not pressed any more, the movable block 13 is reset, and the transmission mechanism 15 pulls back the positioning plate 14 to enable the positioning plate 14 to be attached to the second contact surface 31.
It can be understood that the positioning plates 14 are symmetrically arranged on two sides of the supporting portion 122, and the distance between the two positioning plates 14 extending to the limit position is equal to the width of the groove, so as to ensure that the movable block 13 can be completely retracted to the horizontal position of the first contact surface 30, ensure that the supporting portion 122 is in a large-area contact state with the goods shelf, and ensure the stability of supporting the goods and the goods shelf.
As shown in fig. 1 and 3, in one possible embodiment, the self-positioning fork structure further includes a rail plate 26, the rail plate 26 being disposed perpendicular to the supporting portion 122, the rail plate 26 passing through the mounting portion 121, and the fork bodies 12 having two in total, the rail plate 26 passing through the mounting portions 121 of both fork bodies 12 simultaneously.
In this technical scheme, the guide rail plate 26 is perpendicular to the first contact surface 30, and two installation portions 121 are limited by the guide rail plate 26, so that the synchronism of the movement of the two installation portions 121 along the height direction of the supporting frame 11 is ensured, and the synchronism of the movement of the two supporting portions 122 along the height direction of the supporting frame 11 is ensured, so that the two fork bodies 12 can be simultaneously contacted with the upper wall surface of the groove, and the stability and the reliability of the goods shelf and the goods support when the fork bodies 12 take and unload goods are ensured.
In some examples, the mounting portions 121 of the two fork bodies 12 are slidably connected with the rail plate 26, so that the mounting portions 121 can slide in a direction perpendicular to the second contact surface 31 under the guiding action of the rail plate 26, when the positioning plate 14 is stretched out and abuts against the side wall surface of the groove, the supporting portions 122 can drive the mounting portions 121 to slide on the rail plate 26 in a small extent, the accuracy of the positioning plate 14 in assisting in positioning the supporting portions 122 due to interference between the positioning plate 14 and the shelf position is prevented from being affected, and after the fork bodies 12 are picked up, the positioning plate 14 is in continuous contact with the side wall surface of the groove, so that the position between the fork bodies 12 and the shelf is ensured to be unchanged.
Further, a limiting structure is provided on the rail plate 26 to limit the slidable range of the mounting portion 121 on the rail plate 26, so as to prevent the fork body 12 from sliding off the rail plate 26.
As shown in fig. 3 and 4, in one possible embodiment, the self-positioning fork structure further includes a square plate 16, a first inclined block 17, a first elastic sheet 18, a chute 19 and a chute, wherein the square plate 16 is movably disposed in the supporting portion 122 along the length direction of the supporting portion 122, the first inclined block 17 is disposed on the square plate 16, a first inclined surface is disposed at the top of the first inclined block 17 and is matched with the movable block 13, the first inclined block 17 is pressed by the movable block 13 to enable the square plate 16 to move in the supporting portion 122, the first elastic sheet 18 is disposed in the supporting portion 122, a first end of the first elastic sheet 18 is connected with the mounting portion 121, the other end of the first elastic sheet 18 is connected with the square plate 16, the first elastic sheet 18 is used for resetting the square plate 16, the chute 19 is disposed on the square plate 16 in a penetrating manner in the height direction of the square plate 16, a first end of the transmission mechanism 15 is slidably disposed in the chute 19, the chute is disposed on a side wall of the supporting portion 122 in a penetrating manner along the width direction of the supporting portion 122, and a second end of the transmission mechanism 15 is slidably disposed in the supporting portion 16 to move relative to the square plate 16.
In this technical scheme, the inside cavity that is provided with of supporting part 122, square plate 16 slidable sets up in the cavity, square plate 16 is connected through first shell fragment 18 with installation department 121, be fixed with first sloping block 17 on the square plate 16, when the fork got goods, movable block 13 pressurized down moves, movable block 13 promotes first sloping block 17 through first inclined plane and removes, and then drive square plate 16 and slide in the cavity, first shell fragment 18 stretches, promote drive mechanism 15 through chute 19 on the square plate 16 and make drive mechanism 15 motion, under the spacing of spout, the second end of drive mechanism outwards stretches out, promote locating plate 14 to move and the lateral wall laminating of recess to deviating from the direction of second contact surface 31, carry out auxiliary positioning to supporting part 122. When the fork is unloaded, the supporting part 122 moves downwards to separate from the upper wall surface of the groove, the pressure above the movable block 13 disappears, the first elastic piece 18 returns to elastic deformation, the first elastic piece 18 pulls the square plate 16 and the first inclined block 17 to reset, the first inclined block 17 pushes the movable block 13 to move upwards to reset through the first inclined surface, the chute 19 on the square plate 16 pushes the transmission mechanism 15 to enable the transmission mechanism 15 to move reversely, the second end of the transmission mechanism is retracted inwards under the limit of the chute, the positioning plate 14 is pulled to move towards the direction close to the second contact surface 31, and the positioning plate 14 is reset to be attached to the second contact surface 31, so that the auxiliary positioning effect of the fork body 12 during next goods taking is ensured.
In some examples, three transmission mechanisms 15 are disposed on each positioning plate 14, and a first end of each transmission mechanism corresponds to one chute 19, so as to ensure guiding effect of the chute 19 and the transmission mechanisms 15. The positioning plates 14, the transmission mechanism 15 and the chute 19 on both sides of the square plate 16 are symmetrically arranged along the axial direction of the square plate 16 so that the two positioning plates 14 on both sides of the square plate 16 can be simultaneously extended or retracted by the movement of the square plate 16.
In some examples, a receiving groove is formed above the square plate 16, the first oblique block 17 is disposed in the receiving groove, and the movable block 13 can be embedded into the receiving groove after moving downward, so as to ensure that the top surface of the movable block 13 and the first contact surface 30 can be in the same plane after the movable block 13 is retracted.
As shown in fig. 2, in one possible embodiment, the self-positioning fork structure further includes a second inclined plane 21 and a second elastic sheet 22, where the second inclined plane 21 is disposed at the bottom of the movable block 13, the second inclined plane 21 is adapted to the first inclined plane, the second elastic sheet 22 is disposed perpendicular to the first contact surface 30, a first end of the second elastic sheet 22 is connected to the movable block 13, a second end of the second elastic sheet 22 is connected to the square plate 16, and the second elastic sheet 22 is used for resetting the movable block 13.
In the technical scheme, the movable block 13 is contacted and matched with the first inclined surface at the top of the first inclined block 17 through the second inclined surface 21 at the bottom to realize the motion transmission between the movable block 13 and the first inclined block 17, the movable block 13 is reset by using the second elastic sheet 22 to reset the square plate 16 by using the second elastic sheet 22 and the first elastic sheet 18, and the first elastic sheet 18 and the second elastic sheet 22 act simultaneously, so that the rebound and homing speed and the in-place degree of the movable block 13 are further improved, the quick and sufficient return of the positioning plate 14 are ensured, and the continuous positioning accuracy and the continuous positioning effectiveness of the positioning plate 14 are improved.
In an example, two second elastic sheets 22 are symmetrically arranged on the movable block 13 to prevent the movable block 13 from being blocked during resetting and ensure that the movable block 13 is reset smoothly.
Further, a yielding opening is provided on the top surface of the supporting portion 122, and when the second elastic piece 22 is in a natural state, the movable block 13 extends out of the yielding opening.
In one possible embodiment, as shown in fig. 4, the transmission mechanism 15 includes a round bar 151 and a link 152, the round bar 151 passing through the chute 19, the round bar 151 being slidably disposed within the chute 19, the link 152 being vertically disposed at both ends of the round bar 151, the link 152 passing through the chute, the link 152 being slidably disposed within the chute, a first end of the link 152 being connected to the round bar 151 and a second end of the link 152 being connected to the positioning plate 14.
In this technical scheme, drive mechanism 15 is the U-shaped, and round bar 151 passes chute 19 and is connected with chute 19 slidable, and two connecting rods 152 set up at the both ends of round bar 151, both regard as the limit structure of round bar 151 to restrict round bar 151 in chute 19, regard as the connection structure of round bar 151 and locating plate 14 again, drive round bar 151 through chute 19 and remove, change the angle between connecting rod 152 and the spout to realize the position change that locating plate 14 is close to or is kept away from, simple structure, the location is accurate.
In one possible embodiment, as shown in fig. 4, the self-positioning fork structure further comprises a spacer 23, the spacer 23 being arranged on the side of the positioning plate 14 facing away from the second contact surface 31.
In the technical scheme, the friction force between the positioning plate 14 and the side wall surface of the groove is increased through the gasket 23, and after the gasket 23 is abutted against the goods shelf in the forklift operation process, as the sufficient friction force exists between the positioning plate 14 and the side wall surface of the groove, when the forklift is slightly displaced or rocked, the gasket 23 can enable the fork body 12 to keep a relatively stable position, so that the fork body 12 is prevented from easily sliding in the goods shelf, the auxiliary positioning effect is improved, meanwhile, the gasket 23 can absorb a part of vibration caused by the movement of the forklift, so that the position deviation of the fork body 12 caused by the vibration of the forklift is reduced, and the integral positioning stability of the device can be improved.
The gasket 23 is made of rubber material, and has the advantages of high friction coefficient, good anti-skid effect, high elasticity, good shock absorption effect and effective improvement of the stability of the fork body 12 during operation.
As shown in fig. 2 and 5, in one possible embodiment, the self-positioning fork structure further includes a limiting component 24 and a tooth plate 25, where the limiting component 24 is adjustably disposed on the supporting portion 122, and the tooth plate 25 is disposed on the supporting portion 122 along the length direction of the supporting portion 122, and the limiting component 24 is connected to the tooth plate 25 in a clamping manner.
In this technical scheme, tooth pinion rack 25 sets up in the backup pad, and spacing subassembly 24 adjustable sets up on supporting part 122, and is fixed through spacing subassembly 24 and tooth pinion rack 25 joint to lock spacing subassembly 24 on supporting part 122, limit the degree of depth that supporting part 122 stretched into the goods shelves recess through spacing subassembly 24 and goods shelves' outer wall butt, further improve fork body 12 and insert the position accuracy of recess.
In one possible embodiment, as shown in fig. 6 and 7, the limiting assembly 24 includes a limiting plate 241, a third inclined block 242, a fourth inclined block 243 and a third elastic sheet 244, the limiting plate 241 is perpendicular to the first contact surface 30, the limiting plate 241 is sleeved on the outer side of the supporting portion 122, the third inclined block 242 is movably arranged on the limiting plate 241, a tooth block is arranged on the third inclined block 242, the tooth block is matched with the tooth plate 25, the tooth block is connected with the tooth plate 25 through engagement, a third inclined surface is arranged on the top of the third inclined block 242, the third inclined block 242 is arranged along the length direction of the supporting portion 122, the fourth inclined block 243 is movably arranged on the limiting plate 241, the bottom of the fourth inclined block 243 is provided with a fourth inclined surface, the fourth inclined surface is matched with the third inclined surface, the third elastic sheet 244 is arranged along the width direction of the supporting portion 122, the first end of the third elastic sheet 244 is connected with the third inclined block 242, the second end of the third elastic sheet 244 is connected with the limiting plate 241, and the third inclined block 242 is used for resetting the third inclined block 244.
In this technical solution, the limiting assembly 24 includes a limiting plate 241 mounted on the supporting portion 122, and a third inclined block 242 engaged with the tooth plate 25, where the third inclined block 242 is movably disposed on the limiting plate 241, the fourth inclined block 243 is movably disposed on the limiting portion, the fourth inclined surface at the bottom of the fourth inclined block 243 is in contact engagement with the third inclined surface at the top of the third inclined block 242, and a third elastic sheet 244 is disposed between one side of the third inclined block 242 facing away from the tooth plate 25 and the limiting plate 241; when the position of the limiting plate 241 on the supporting portion 122 needs to be adjusted, the fourth inclined surface is pressed to press the third inclined surface by pressing the fourth inclined surface 243, so that the third inclined surface 242 moves in the direction away from the toothed plate 25, the third inclined surface 242 compresses the third elastic plate 244, meanwhile, the engagement between the toothed block and the toothed plate 25 is released, the position of the limiting plate 241 on the supporting portion 122 is adjusted by sliding the limiting plate 241, when the position of the limiting plate 241 on the supporting portion 122 needs to be locked, the fourth inclined surface 243 is released, the third inclined surface 242 is not pressed any more, the third elastic plate 244 returns to be elastically deformed, the toothed block on the third inclined surface 242 is pushed by the third elastic plate 244 to approach and engage the toothed plate 25, so that the position of the third inclined surface 242 on the supporting portion 122 is locked, the depth of the limiting plate 241 in the supporting portion 122 inserted into the groove is limited by abutting the outer wall surface of the limiting plate 241 and the inserting depth of the supporting portion 122 into the groove, the auxiliary positioning is performed on the inserting and the fork body 12, and the position of the fork body 12 extending into the groove is further improved, and the accuracy is not exceeded.
In some examples, two tooth plates 25 are symmetrically disposed on two sides of the supporting portion 122, the limiting assembly 24 includes two third inclined blocks 242 and two third elastic sheets 244, the two third inclined blocks 242 are symmetrically disposed on the limiting plate 241, and one third inclined block 242 corresponds to one tooth plate 25, so as to lock on two sides of the limiting plate 241 at the same time, prevent the positioning plate 14 from tilting after being stressed, and ensure stability and positioning reliability of the limiting plate 241 after locking.
As shown in fig. 1 and 5, in one possible embodiment, the self-positioning pallet fork structure further comprises a dust box 27, a magnetic suction plate 28 and a laser detection assembly 29, wherein the dust box 27 is arranged on the pallet fork body 12, the magnetic suction plate 28 is magnetically connected in the dust box 27, the laser detection assembly 29 is arranged on the magnetic suction plate 28, and the laser detection assembly 29 is embedded in the dust box 27.
In the technical scheme, the dust box 27 is arranged on the fork body 12, the laser detection assembly 29 is magnetically fixed in the dust box 27 through the magnetic attraction plate 28 to protect the laser detection assembly 29 from being impacted and ensure the use safety of the laser detection assembly 29, the magnetic attraction plate 28 is arranged on the laser detection assembly 29 to enable the magnetic attraction connection between the magnetic attraction plate 28 and the dust box 27 to remarkably save the disassembly and assembly time of the laser detection assembly 29, and when the laser detection assembly 29 needs to be maintained, replaced or recalibrated, the laser detection assembly 29 and the dust box 27 can be taken out from the dust box 27 only by applying proper external force to overcome the magnetic force between the magnetic attraction plate 28 and the dust box 27, so that the operation is simple and convenient, and the work efficiency is effectively improved.
It will be readily appreciated by those skilled in the art that the above advantageous ways can be freely combined and superimposed without conflict.
The foregoing description of the preferred embodiments of the application is not intended to be limiting, but rather is intended to cover all modifications, equivalents, and alternatives falling within the spirit and principles of the application. The foregoing is merely a preferred embodiment of the present application, and it should be noted that it will be apparent to those skilled in the art that modifications and variations can be made without departing from the technical principles of the present application, and these modifications and variations should also be regarded as the scope of the application.
Claims (7)
1. A self-locating pallet fork structure, the self-locating pallet fork structure comprising:
a support frame;
The fork body is movably arranged on the support frame;
the movable block is protruded in a direction deviating from the first contact surface, is movably arranged on the fork body and can be retracted into the fork body after being pressed;
The positioning plate is adjustably arranged on the fork body, is parallel to the second contact surface and protrudes in a direction deviating from the second contact surface;
the first end of the transmission mechanism is connected with the movable block, and the second end of the transmission mechanism is connected with the positioning plate;
the fork body includes:
the mounting part is parallel to the support frame and is adjustably arranged on the support frame, and the mounting part can move along the height direction of the support frame;
the mounting part is perpendicular to the supporting frame and is connected with the supporting part;
the self-positioning fork structure further comprises:
The square plate is movably arranged in the supporting part along the length direction of the supporting part;
The first inclined block is arranged on the square plate, a first inclined surface is arranged at the top of the first inclined block, the first inclined surface is matched with the movable block, and the movable block extrudes the first inclined block to enable the square plate to move in the supporting part;
The first elastic piece is arranged in the supporting part, the first end of the first elastic piece is connected with the mounting part, the other end of the first elastic piece is connected with the square plate, and the first elastic piece is used for resetting the square plate;
the chute penetrates through the square plate along the height direction of the square plate, and the first end of the transmission mechanism is slidably arranged in the chute;
the sliding groove penetrates through the side wall of the supporting part along the width direction of the supporting part, and the second end of the transmission mechanism is slidably arranged in the sliding groove so as to drive the transmission mechanism to move relative to the supporting part through the movement of the square plate;
The limiting component is adjustably arranged on the supporting part;
the tooth plate is arranged on the supporting part along the length direction of the supporting part, and the limiting component is connected with the tooth plate in a clamping way;
The first contact surface is a bearing surface of the fork body on the goods shelf, the second contact surface is a side surface perpendicular to the first contact surface on the fork body, the first contact surface is a top surface of the supporting portion, and the second contact surface is a side surface in contact with the supporting portion and the goods shelf.
2. The self-positioning pallet fork structure of claim 1, the self-positioning fork structure is characterized by further comprising:
The guide rail plate is perpendicular to the supporting part and penetrates through the mounting part;
the two fork bodies are arranged in total, and the guide rail plates simultaneously penetrate through the mounting parts of the two fork bodies.
3. The self-positioning pallet fork structure of claim 1, the self-positioning fork structure is characterized by further comprising:
The second inclined plane is arranged at the bottom of the movable block and is matched with the first inclined plane;
The second elastic sheet is perpendicular to the first contact surface, the first end of the second elastic sheet is connected with the movable block, the second end of the second elastic sheet is connected with the square plate, and the second elastic sheet is used for resetting the movable block.
4. A self-positioning pallet fork structure according to claim 3, wherein,
The transmission mechanism comprises:
the round rod passes through the chute and is slidably arranged in the chute;
The connecting rod is vertically arranged at two ends of the round rod, the connecting rod penetrates through the sliding groove, the connecting rod is slidably arranged in the sliding groove, the first end of the connecting rod is connected with the round rod, and the second end of the connecting rod is connected with the positioning plate.
5. The self-positioning pallet fork structure of claim 1, the self-positioning fork structure is characterized by further comprising:
And the gasket is arranged on the side surface of the positioning plate, which is away from the second contact surface.
6. The self-positioning pallet fork structure of claim 1, wherein,
The spacing subassembly includes:
the limiting plate is perpendicular to the first contact surface and sleeved on the outer side of the supporting part;
the third inclined block is movably arranged on the limiting plate, a tooth block is arranged on the third inclined block, the tooth block is matched with the tooth plate, and the tooth block is connected with the tooth plate through occlusion; the top of the third inclined block is provided with a third inclined plane, and the third inclined block is arranged along the length direction of the supporting part;
The fourth inclined block is movably arranged on the limiting plate, a fourth inclined surface is arranged at the bottom of the fourth inclined block, and the fourth inclined surface is matched with the third inclined surface;
The third elastic piece is arranged along the width direction of the supporting part, the first end of the third elastic piece is connected with the third inclined block, the second end of the third elastic piece is connected with the limiting plate, and the third elastic piece is used for resetting the third inclined block.
7. The self-locating fork structure of any one of claims 1-6, further comprising:
the dust box is arranged on the fork body;
The magnetic suction plate is magnetically connected in the dust-proof box;
the laser detection assembly is arranged on the magnetic suction plate and embedded into the dust box.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202411787685.9A CN119591023B (en) | 2024-12-06 | A self-positioning fork structure |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202411787685.9A CN119591023B (en) | 2024-12-06 | A self-positioning fork structure |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN119591023A CN119591023A (en) | 2025-03-11 |
| CN119591023B true CN119591023B (en) | 2026-05-01 |
Family
ID=
Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN204625093U (en) * | 2015-05-25 | 2015-09-09 | 浙江海洋学院 | A kind of pallet fork structure of fork truck |
| CN215101810U (en) * | 2021-06-04 | 2021-12-10 | 莱斯安全阀门(天津)有限公司 | Positioning external member for fork of forklift |
Patent Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN204625093U (en) * | 2015-05-25 | 2015-09-09 | 浙江海洋学院 | A kind of pallet fork structure of fork truck |
| CN215101810U (en) * | 2021-06-04 | 2021-12-10 | 莱斯安全阀门(天津)有限公司 | Positioning external member for fork of forklift |
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