CN115818524B - Fork frame structure of carrying forklift - Google Patents
Fork frame structure of carrying forklift Download PDFInfo
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- CN115818524B CN115818524B CN202211529238.4A CN202211529238A CN115818524B CN 115818524 B CN115818524 B CN 115818524B CN 202211529238 A CN202211529238 A CN 202211529238A CN 115818524 B CN115818524 B CN 115818524B
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- 102000004315 Forkhead Transcription Factors Human genes 0.000 claims abstract description 119
- 108090000852 Forkhead Transcription Factors Proteins 0.000 claims abstract description 119
- 230000001681 protective effect Effects 0.000 claims description 7
- 238000000034 method Methods 0.000 description 4
- 229910000831 Steel Inorganic materials 0.000 description 3
- 239000010959 steel Substances 0.000 description 3
- 238000010586 diagram Methods 0.000 description 2
- 241000826860 Trapezium Species 0.000 description 1
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Abstract
The invention discloses a fork frame structure of a carrying forklift, which belongs to the technical field of forklifts and comprises a bottom plate and a forklift fork head, wherein the forklift fork head comprises a connecting seat, a fork head body, a fixing plate and a rotating cylinder, one end of the fork head body is provided with a pointed head, a half face of the bottom surface of the fork head body, which is far away from the pointed head, is provided with a groove, the other half face of the bottom surface of the fork head body, which is close to the pointed head, is provided with an inclined bottom surface which is inclined upwards, the connecting seat can be accommodated in the groove and is in rotating connection with one end, which is close to the pointed head, of the groove, the connecting seat is arranged on the bottom plate, one end, which is far away from the pointed head, of the fork head body is fixedly connected with the fixing plate, the fixing plate is provided with a mounting groove, a piston rod of the rotating cylinder is fixed in the mounting groove and is arranged towards the connecting seat, the connecting seat is provided with a convex connecting lug, and the connecting lug can extend into the mounting groove and be in rotating connection with the piston rod of the rotating cylinder. The invention solves the problem that articles need to be manually moved to a supporting tray or a fork mechanism.
Description
Technical Field
The invention relates to a fork frame structure of a carrying forklift, and belongs to the technical field of forklifts.
Background
Today, forklifts are the most commonly used equipment for industrial handling, and fork-lift structures are used in conjunction with forklifts. The fork frame structure of the existing forklift is mainly used for loading, unloading, stacking or short-distance transportation of finished pallet cargoes, and can not support the articles which are independently laid on the ground, such as columnar articles of steel pipes, reels and the like, and the articles are required to be placed on the supporting tray or the fork frame structure and then supported and transported, so that the process also requires manual movement, the labor intensity is high, and the working efficiency is low; in addition, the fork structure of existing forklifts requires that the fork cannot tilt forward nor assist the worker in moving the item from the ground to the fork structure.
Disclosure of Invention
According to the fork frame structure of the carrying forklift truck, the objects which are independently laid on the ground can be moved to the fork frame structure from the ground, the problem that the objects need to be manually carried to the bearing plate or the fork frame mechanism is solved, the manual carrying is not needed, the labor intensity is reduced, the working efficiency is improved, and the purpose that the forklift truck structure moves the objects from the ground to the fork frame structure is achieved.
In order to achieve the above purpose, the present invention adopts the following technical scheme: the utility model provides a fork frame structure of transport fork truck, includes bottom plate and car fork, the car fork includes connecting seat, fork body, fixed plate and rotates the cylinder, the one end of fork body is provided with the tip, the half face that the tip was kept away from to fork body bottom surface is provided with the recess, fork body bottom surface is close to the other half face of tip and sets up to slope ascending slope bottom surface, the connecting seat can the holding be in the recess and be close to the one end rotation connection of tip with the recess, the connecting seat sets up on the bottom plate, the one end and the fixed plate fixed connection of tip are kept away from to fork body top surface, be provided with the mounting groove on the fixed plate, rotate the cylinder and fix in the mounting groove and rotate the piston rod of cylinder towards the direction setting of connecting seat, be provided with bellied engaging lug on the connecting seat, and the engaging lug can stretch into the mounting groove and rotate with the piston rod of rotating the cylinder and be connected.
Preferably, the top surface of the bottom plate is provided with an embedded groove, a horizontal cylinder with a piston rod arranged towards the direction of the tip is arranged in the embedded groove, a pushing plate is fixedly connected to the piston rod of the horizontal cylinder, and the cross section of the top of the pushing plate is in a trapezoid structure; the connecting seat bottom surface is provided with the embedded spout near the one end of tip, the transversal trapezium structure of personally submitting in top of embedded spout, the push plate rotates in embedded spout, when the push plate is located the one end that embedded spout is close to the tip or the push plate is located the one end that embedded spout kept away from the tip, the push plate inserts with embedded spout card, makes the connecting seat can not stand and leaves the bottom plate, and the connecting seat can laminate the bottom plate and slide.
Preferably, symmetrical auxiliary plates are arranged at two ends of the bottom plate along the axis line of the forklift body, the auxiliary plates are arranged close to the tip, each auxiliary plate is provided with an embedded sliding hole, the end part of a piston rod of the horizontal cylinder extends out of the embedded groove to be fixedly connected with a wedging block, and the end part of the wedging block close to the tip is arranged into an isosceles triangle structure; each embedded sliding hole is connected with a support frame with a U-shaped structure in a sliding way, openings of the two support frames are symmetrically arranged, and the two support frames are far away from each other or close to each other to slide; each supporting frame comprises an upper plate, a lower plate and a limiting plate, wherein the upper plate base is arranged on the auxiliary plate, the top surface of the upper plate is arranged to be an inclined top surface matched with the inclined bottom surface, the lower plate slides through the embedded sliding hole, the length of the lower plate is larger than that of the lower plate, the end surface, close to the wedging block, of the lower plate is provided with a wedging block matched fit surface, the limiting plate is fixedly connected with the lower plate, a retraction spring is arranged between the limiting plate and the auxiliary plate, the retraction spring is sleeved on the limiting rod, and the limiting rod is arranged on the auxiliary plate and slides through the limiting plate.
Preferably, a lifting cylinder with a piston rod vertically upwards arranged is further arranged on the bottom plate, the lifting cylinder is far away from the tip, a lifting bracket is connected to the end part of the piston rod of the lifting cylinder, when the forklift head is not used or in a transportation state or in a lifting state, the lifting bracket is in buckle connection with the fixed plate and the connecting seat, and when the forklift head stretches out relative to the bottom plate, the lifting bracket is not connected with the fixed plate and the connecting seat.
Preferably, the lifting bracket is provided with an L-shaped supporting buckle with an upward opening, the fixing plate and the connecting seat are provided with L-shaped buckles with downward openings, and the L-shaped supporting buckle and the opposite L-shaped buckles can be mutually clamped.
Preferably, the bottom plate is further provided with fixed guide frames arranged on two sides of the lifting cylinder, each fixed guide frame is provided with a guide groove, each guide groove corresponds to one guide carriage, the bottom of each guide carriage can slide up and down along the guide groove after being inserted into the guide groove, and the bottom of each guide carriage is fixedly connected with the connecting seat.
Preferably, each guide sliding frame comprises a guide sliding sleeve, a guide sliding rod and a guide sliding seat, wherein the guide sliding sleeve can slide relatively, the guide sliding seat is fixedly connected with the bottom end of the guide sliding rod, the guide sliding sleeve is in a circular arc structure, the axial lead of the guide sliding sleeve and the axial lead of the fork head body are in the same straight line, the guide sliding sleeve is fixedly arranged on the fixing plate, and the guide sliding seat is fixedly arranged on the connecting seat.
Preferably, the guide groove extends to be communicated with a guide chute, the guide chute is arranged on the bottom plate along the arrangement direction of the horizontal cylinder, the guide slide seat can horizontally slide along the guide chute, when the fork head vertically moves, the guide slide seat moves along the guide groove, and when the fork head horizontally moves, the guide slide seat can move along the guide chute.
Preferably, the bottom of the guide sliding seat is provided with a first limit block and a second limit block, the guide sliding groove is provided with a limit groove matched with the first limit block and the second limit block, the guide groove is provided with a limit groove matched with the second limit block, the limit groove is communicated with the limit groove, the bottom plate is provided with a guide groove matched with the first limit block, the guide groove is positioned at one side of the fixed guide frame, which is close to the tip, and when the fork head moves horizontally, the first limit block and the second limit block slide along the limit groove; when the fork head moves vertically, the first limiting block penetrates out of the guide chute and moves along the fixed guide frame, and the second limiting block slides along the guide limiting groove.
Preferably, the top surface of the fork head body is provided with a V-shaped groove.
Preferably, each supporting frame is provided with a protective cover, and the openings of the two protective covers are oppositely arranged and penetrate through the top of the protective cover.
The invention has the beneficial effects that: according to the fork head, the fork head body and the connecting seat which are arranged on the fork head of the vehicle can rotate relatively, so that the fork head body can put articles on the ground independently on the fork frame structure, and the articles do not need to be manually moved to the bearing plate or the fork frame mechanism, thereby reducing the labor intensity and improving the working efficiency; the fork head body can rotate to the ground relative to the bottom plate, so that when a person needs to manually move an article, the fork head body can assist the person to move the article from the ground to the fork frame structure, and the labor intensity of manual moving is reduced; the fork head can move on the bottom plate and can move upwards relative to the bottom plate, so that the fork head is transferred and unloaded, and the article carrying efficiency is improved; the protective cover is arranged, so that the damage to the human body caused by the pointed end of the fork head body is effectively prevented.
Drawings
Fig. 1 is a schematic view of the fork structure of the present invention in a non-use or transport condition.
Fig. 2 is a cross-sectional view of the fork structure of the present invention along the axis of a horizontal cylinder.
Fig. 3 is a cross-sectional view of the fork structure of the present invention along the length direction of the guide chute.
Fig. 4 is a cross-sectional view taken along the direction A-A in fig. 3.
Fig. 5 is a sectional view in the direction B-B of fig. 3.
Fig. 6 is a schematic structural view of the fork arm structure according to the present invention in a state of the process of extending.
Fig. 7 is a cross-sectional view taken along the horizontal cylinder axis in fig. 6.
Fig. 8 is a state diagram showing that the lower plate is separated from the fork head body during the process of extending the fork head in the fork frame structure of the present invention.
Fig. 9 is a state diagram of the fork body rotated after the fork head is fully extended in the fork frame structure of the present invention.
Fig. 10 is a cross-sectional view taken along the horizontal cylinder axis in fig. 9.
Fig. 11 is a sectional view of fig. 9 taken along the length of the guide chute.
Fig. 12 is a view showing a state in which the fork head is vertically moved in the fork frame structure of the present invention.
Fig. 13 is a cross-sectional view of the direction in which all second stoppers are arranged in fig. 12.
In the figure: 1. the safety cover, 2, car fork head, 3, fork body, 31, recess, 32, slope bottom surface, 33, supplementary middle arm, 4, the connecting seat, 41, the engaging lug, 42, inlay the spout, 5, the fixed plate, 6, lift the bracket, 61, L type holds in the palm detains, 7, the bottom plate, 71, the accessory plate, 72, the gag lever post, 73, the spacing groove, 74, derive the groove, 8, the support frame, 81, the upper plate, 82, the lower plate, 83, the limiting plate, 9, lead the balladeur train, 91, lead sliding sleeve, 92, lead the slide bar, 93, lead slide, 94, stopper one, 95, stopper two, 10, pushing plate, 11, the wedge block, 12, the spring that retracts, 13, the turning cylinder, 14, horizontal cylinder, 15, lifting cylinder, 16, L type buckle, 17, fixed guide frame, 171, limit groove.
Detailed Description
The following description of the embodiments of the present invention will be made more fully hereinafter with reference to the accompanying drawings, in which embodiments of the invention are shown, in which some, but not all embodiments of the invention are shown. All other embodiments, which can be made by those skilled in the art based on the embodiments of the invention without making any inventive effort, are intended to be within the scope of the invention.
As shown in fig. 1 to 12, the fork structure of the carrying forklift provided by the invention is provided.
In a first embodiment, the fork frame structure of the carrying forklift of the invention, combining fig. 1, 2 and 9, comprises a bottom plate 7 and a fork head 2, the fork head 2 is arranged above a saddle, because the existing carrying tray or fork head 2 has a certain height, columnar objects such as steel pipes, reels and the like can not roll on the carrying tray or fork head 2, and need to be manually moved on the carrying tray or fork frame structure, the columnar objects have large volume and weight, the labor intensity of manual movement is high, the working efficiency is low, in order to enable the fork head 2 to be used for singly lying on the objects on the ground, the fork head 2 comprises a fork head body 3, a connecting seat 4, a fixing plate 5 and a rotary cylinder 13, one end of the fork head body 3 is provided with a pointed head, a groove 31 is arranged at a position between the bottom surface of the fork head body 3 and the other end far away from the pointed head, the part of the bottom surface of the fork head body 3 between the middle and the other end of the fork head body far away from the fork head is a half surface of the bottom surface of the fork head body 3 far away from the fork head, the part of the bottom surface of the fork head body 3 between the middle and one end of the fork head is an inclined bottom surface 32 which is inclined upwards, the part of the bottom surface of the fork head body 3 between the middle and one end of the fork head body is another half surface of the bottom surface of the fork head body 3 near the fork head, one end of the groove 31 near the fork head is arranged in the groove 31, one end of the connecting seat 4 near the fork head of the fork head body 3 is rotatably connected with one end of the groove 31 near the fork head of the fork head body 3, the connecting seat 4 is arranged on the bottom plate 7, the fixing plate 5 is arranged above the fork head body 3 and fixedly arranged at one end of the fork head body 3 far away from the fork head, the fixed plate 5 is penetrated with the mounting groove along the direction of the vertical fork head body 3 of the fixed plate 5, the rotary cylinder 13 is fixedly arranged in the mounting groove, the piston rod of the rotary cylinder 13 is arranged towards the direction of the connecting seat 4, the position of the connecting seat 4 relative to the mounting groove is provided with the convex connecting lug 41, the connecting lug 41 is rotationally connected with the piston rod of the rotary cylinder 13, the connecting seat 4 is fixed on the bottom plate 7, the piston rod of the rotary cylinder 13 extends, the piston rod of the rotary cylinder 13 and the connecting lug 41 relatively rotate, the fixed plate 5 is obliquely moved upwards, the fork head body 3 and the connecting seat 4 relatively rotate, the fork head body 3 is downwards inclined, the inclined bottom surface 32 is downwards attached to the ground, the tip of the fork head body 3 stretches into the bottom of an article, the article is located at the tip of the fork head body 3, the piston rod of the rotary cylinder 13 stretches and contracts, the fork head body 3 is upwards tilted, and the article is driven to move towards the fork head body 3, so that the fork truck structure moves the article from the ground onto the fork frame structure.
According to a further technical scheme of the embodiment, referring to fig. 1, 2 and 6 to 10, two ends of one side of the bottom plate 7 far away from the fixed plate 5 are respectively extended to form auxiliary plates 71, the purpose of the auxiliary plates 71 is to set a support frame 8 for supporting the fork head body 3 to be more stable in the carrying process, two support frames 8 are respectively and symmetrically arranged on the two auxiliary plates 71 in a sliding manner to enable the two support frames 8 to approach each other or be far away from each other, each support frame 8 is in a lying U-shaped structure and comprises an upper plate 81 and a lower plate 82, the length of the upper plate 81 of the support frame 8 is smaller than the length of the lower plate 82 of the support frame 8, each auxiliary plate 71 is provided with a sliding embedding hole, the lower plate 82 of the support frame 8 slides through the corresponding sliding embedding hole to enable the upper plate 81 of the support frame 8 to be located on the auxiliary plate 71, the top surface of the upper plate 81 of the support frame 8 is set as an inclined top surface matched with the inclined bottom surface 32, the inclined top surface of the upper plate 81 supports the inclined bottom surface 32 of the fork head body 3, so that the fork head body 3 can bear more stably on articles, but since the arrangement of the auxiliary plate 71 can affect the rotation of the fork head body 3 and can not enable the inclined bottom surface 32 to be attached to the ground, then part of the fork head body 3 needs to extend out of the auxiliary plate 71, the fork head body 3 extends out of the auxiliary plate 71 and can be blocked by the support frame 8, then the upper plate 81 of the support frame 8 needs to be pushed out of the bottom of the fork head body 3, in addition, after the fork head body 3 is retracted, the upper plate 81 of the support frame 8 can support the bottom of the fork head body 3 again, the connecting seat 4 is arranged to slide on the bottom plate 7, the sliding of the connecting seat 4 is realized through the horizontal cylinder 14, specifically, an embedded groove is arranged on the top surface of the bottom plate 7 and is penetrated along the extending direction of the fork head body 3, the embedded groove is fixedly provided with the horizontal cylinder 14, the piston rod of the horizontal cylinder 14 is arranged towards the direction of the tip of the fork head body 3, the piston rod of the horizontal cylinder 14 is provided with a pushing plate 10, one end of the connecting seat 4, which is close to the tip of the fork head body 3, is provided with a imbedding groove 42 which is arranged along the extending direction of the piston rod of the horizontal cylinder 14, the cross section of the top of the imbedding groove 42 is in a trapezoid structure, the cross section of the top of the pushing plate 10 is also in a trapezoid structure, the horizontal cylinder 14 is used for sending the fork head body 3 out or the top of the pushing plate 10 is clamped and inserted with the imbedding groove 42 when the horizontal cylinder 14 pulls the fork head body 3 back, the connecting seat 4 is attached and slides with the bottom plate 7, in addition, the upper plate 81 of the supporting frame 8 extends out or retreats from the fork head body 3, the end of the piston rod of the horizontal cylinder 14 extends out of the imbedding groove and is fixedly connected with a wedging block 11, the end of the wedging block 11, which is far away from the horizontal cylinder 14, is in an isosceles triangle structure, the lower plates 82 of the supporting frames 8 are close to one corner of the wedging block 11 and are arranged as wedging surfaces matched with the wedging block 11, namely, the two wedging surfaces are respectively matched with two isosceles surfaces on the wedging block, the piston rods of the horizontal air cylinders 14 extend, the wedging block 11 moves close to the tip parts of the fork head bodies 3, the lower plates 82 of the two supporting frames 8 slide in corresponding embedded sliding holes respectively, the lower plates 82 of the two supporting frames 8 are far away from each other, the pushing plate 10 slides in the embedded sliding grooves 42 at the moment, the upper plates 81 of the supporting frames 8 withdraw from the bottom of the fork head bodies 3, the top of the pushing plate 10 is clamped with one end of the embedded sliding grooves 42 close to the tip parts of the fork head bodies 3, the piston rods of the horizontal air cylinders 14 continue to extend, the pushing plate 10 drives the connecting seat 4 to move, the wedging block the lower plates of the two supporting frames 8, but do not continue to push the two supporting frames 8 to move away from each other, the connecting seat 4 moves further, the upper plates 81 of the supporting frames 8 can be blocked after the movement continues, when part of the fork head body 3 extends out of the auxiliary plate 71, the connecting seat 4 is blocked by the pushing plate 10 when the fork head body 3 rotates, the inclined bottom surface 32 can be attached to the ground, after the article is assembled, when the piston rod of the horizontal cylinder 14 starts to shrink, only the pushing plate 10 and the wedging block 11 move along with the movement, when the pushing plate 10 is blocked with one end of the embedded sliding groove 42 away from the tip of the fork head body 3, the connecting seat 4 moves along with the pushing plate, when the connecting seat 4 is not in the state of blocking the upper plates 81 of the supporting frames 8, the fork head body 3 blocks the upper plates 81 of the two supporting frames 8, the wedging block 11 blocks the lower plates 82 of the two supporting frames 8, and after the connecting seat 4 fully moves back, the two supporting frames 8 are reset to be close to each other through the retracting springs 12, so that the upper plates 81 of the supporting frames 8 support the fork head body 3; the retraction spring 12 is sleeved on the limit rod 72 and fixedly connected between the auxiliary plate 71 and the limit plate 83, the limit rod 72 is sleeved with the limit plate 83 in a sliding manner, the limit plate 83 is fixedly connected with the lower plate 82 of the support frame 8, and the wedging block 11 is arranged between the two limit plates 83.
In order to enable the fork head body 3 to be more suitable for columnar objects such as steel pipes, reels and the like, the top surface of the fork head body 3 is provided with a V-shaped groove, so that the bottom of the columnar objects can be clamped and fixed, and the objects are prevented from rolling off in carrying.
In a further technical solution of this embodiment, in order to further improve the stability of the fork head body 3, an auxiliary middle arm 33 is provided on the fork head body 3, and the auxiliary middle arm 33 is adapted to the fork head body 3, but the tip of the auxiliary middle arm 33 is removed, and the bottom of the auxiliary middle arm 33 is also rotatably connected with the connection seat 4.
Based on the above embodiment, since the fork head body 3 needs to be prevented from moving upwards after the article is carried, the fork head body 3 needs to be moved upwards, in combination with fig. 2, 7, 10 and 12, the lifting cylinder 15 is fixedly arranged on one end of the bottom plate 7 close to the fixed plate 5, the piston rod of the lifting cylinder 15 is vertically arranged upwards, the lifting bracket 6 is arranged on the piston rod of the lifting cylinder 15, the lifting bracket 6 is in snap connection with the fixed plate 5 and the connecting seat 4, when the fork head body 3 needs to be stretched out for loading articles, as shown in fig. 7, the piston rod of the lifting cylinder 15 is contracted, the lifting bracket 6 is moved downwards, the snap connection between the lifting bracket 6 and the fixed plate 5 and the connecting seat 4 is released, as shown in fig. 2, when the fork head body 3 carries articles, the push plate 10 is in snap-fit with one end of the embedded chute 42 far away from the fork head body 3, the piston rod of the rear lifting cylinder 15 extends, the lifting bracket 6 is moved upwards, and the lifting bracket 6 is fixedly connected with the fixed plate 5 and the connecting seat 4, which is also in a non-working placing state of the fork frame structure; as shown in fig. 12, when the fork head body 3 needs to rise, the pushing plate 10 slides to a position where the embedded sliding groove 42 is not spliced with the pushing plate 10, the piston rod of the rear lifting cylinder 15 extends, the lifting bracket 6 moves upwards, the lifting bracket 6 is connected and fixed with the fixing plate 5 and the connecting seat 4 in a buckling manner, and then the piston rod of the lifting cylinder 15 continues to extend, and the lifting bracket 6 drives the fixing plate 5 and the connecting seat 4 to move upwards; the fork head body 3 and the connecting seat 4 can rotate relatively, so that unloading of articles is facilitated, the labor intensity is further reduced, and the working efficiency is improved.
According to the further technical scheme of the embodiment, the L-shaped supporting buckle 61 with the upward opening is arranged on the lifting bracket 6, the L-shaped buckle 16 with the downward opening is arranged on the side surface of the fixing plate 5 and the connecting seat 4, which is close to the lifting bracket 6, the L-shaped supporting buckle 61 and the L-shaped buckle 16 are mutually matched, when the lifting bracket 6 is used for further fixing the fixing plate 5 and the connecting seat 4, the L-shaped supporting buckle 61 and the L-shaped buckle 16 are mutually abutted and tightly clamped, when the fork head body 3 needs to stretch out to contain articles, the L-shaped supporting buckle 61 is separated from the L-shaped buckle 16, and when the fork head body 3 carries articles and ascends, the L-shaped supporting buckle 61 and the L-shaped buckle 16 are mutually abutted and tightly clamped.
In a further technical scheme of this embodiment, in conjunction with fig. 3 and 11, in order to make the fork head body 3 rise more stably, fixed guide frames 17 are arranged at two sides of the lifting cylinder 15, each fixed guide frame 17, the fixed guide frames 17 are arranged on the bottom plate, guide grooves are all arranged on the fixed guide frames 17, one guide groove corresponds to one guide carriage 9, the bottom of the guide carriage 9 is in sliding connection with the guide groove, and the guide carriage 9 is fixedly arranged on the connecting seat 4.
In a further technical solution of this embodiment, in conjunction with fig. 3, fig. 10, fig. 11 and fig. 13, in order to make the set guide sliding frames 9 promote the rotation between the connecting seat 4 and the fork head body 3 to be more stable, each guide sliding frame 9 includes a circular arc-shaped guide sliding sleeve 91, a guide sliding rod 92 slidably connected with the guide sliding sleeve 91, and a guide sliding seat 93 fixedly connected with the bottom end of the guide sliding rod 92, the guide sliding sleeve 91 is fixedly arranged on the side surface of the fixing plate 5, the axial lead of the guide sliding sleeve 91 and the axial lead of the fork head body 3 are in the same straight line, the guide sliding seat 93 is fixedly connected with the connecting seat 4, the guide sliding seat 93 can be slidably connected along the guide groove, the guide groove extends to the bottom plate 7 and opens the guide sliding groove in the direction of the horizontal cylinder arrangement of the bottom plate 7, and the guide sliding seat 93 can also slide along the guide sliding groove.
According to the further technical scheme of the embodiment, the stability of the fork head body 3 after extending is further improved, in combination with fig. 5, 6, 12 and 13, the first limit block 94 and the second limit block 95 are further arranged at the bottom of the guide sliding seat 93, the first limit block 94 is arranged at one end, close to a tip, of the guide sliding seat 93, the second limit block 95 is arranged at one end, far away from the tip, of the guide sliding seat 93, the first limit block 94 and the second limit block 95 are matched with the limit groove 73, the limit groove 73 extends to the guide groove limiting groove 171, the second limit block 95 can slide in the limit groove 171, but the first limit block 94 cannot slide in the limit groove 171, so that when the fork head body 3 ascends, the guide sliding seat 93 needs to be pulled out of the guide groove, the guide groove 74 is arranged at the position, close to one side of the fixed guide frame 17, of the bottom plate 7, of the guide groove 74 penetrates through the guide groove and is communicated with the limit groove, the first limit block 94 can be separated from the bottom plate along the guide groove 73 and moves along the fixed guide frame 17, and the first limit block 94 and the second limit block 95 can enable the guide sliding seat 93 to be accurately positioned, so that the guide sliding seat 93 can enter the guide groove or the guide sliding seat or can be separated from the guide groove and move along the guide groove.
Based on the first example and the second example, in order to improve the installability of the tip of the fork head body 3, in the third embodiment, as shown in fig. 1, 6, 8 and 12, the protecting cover 1 is disposed on each supporting frame 8, the openings of the two protecting covers 1 are opposite, the protecting cover 1 shields the tip of the fork head body 3, and the protecting cover 1 protects the fork head body 3 in real time along with the movement of the supporting frame 8, so as to avoid the damage of the tip of the fork head body 3 to the human body.
The bottom plate 7 and the bottom of the auxiliary plate 71 of the present invention are provided with rollers for facilitating pushing.
It will be evident to those skilled in the art that the invention is not limited to the details of the foregoing illustrative embodiments, and that the present invention may be embodied in other specific forms without departing from the spirit or essential characteristics thereof. The present embodiments are, therefore, to be considered in all respects as illustrative and not restrictive, the scope of the invention being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein. Any reference sign in a claim should not be construed as limiting the claim concerned.
Furthermore, it should be understood that although the present disclosure describes embodiments, not every embodiment is provided with a separate embodiment, and that this description is provided for clarity only, and that the disclosure is not limited to the embodiments described in detail below, and that the embodiments described in the examples may be combined as appropriate to form other embodiments that will be apparent to those skilled in the art.
Claims (3)
1. The fork frame structure of the carrying forklift truck is characterized by comprising a bottom plate and a forklift fork head, wherein the forklift fork head comprises a fork head body, one end of the fork head body is provided with a pointed head, the other half surface of the bottom surface of the fork head body, which is close to the pointed head, is provided with an inclined bottom surface which is inclined upwards, the half surface of the bottom surface of the fork head body, which is far away from the pointed head, is provided with a groove, the groove is rotated with one end, which is close to the pointed head, of the groove, one end, which is far away from the pointed head, of the top surface of the fork head body is fixedly connected with a fixing plate, a mounting groove is formed in the fixing plate, a rotating cylinder is fixed in the mounting groove, a piston rod of the rotating cylinder is arranged towards the direction of the connecting seat, a convex connecting lug is arranged on the connecting seat, and can extend into the mounting groove and is rotationally connected with the piston rod of the rotating cylinder, and the connecting seat is arranged on the bottom plate;
the top surface of the bottom plate is provided with an embedded groove, a horizontal cylinder with a piston rod arranged towards the direction of the tip is arranged in the embedded groove, a pushing plate is fixedly connected to the piston rod of the horizontal cylinder, and the cross section of the top of the pushing plate is of a trapezoid structure; the bottom surface of the connecting seat is provided with an embedded chute close to one end of the tip, the cross section of the top of the embedded chute is of a trapezoid structure, the pushing plate rotates in the embedded chute, and when the pushing plate is positioned at one end of the embedded chute close to the tip or at one end of the embedded chute far away from the tip, the pushing plate is clamped and inserted with the embedded chute;
symmetrical auxiliary plates are arranged at two ends of the axis line of the bottom plate along the rotation of the forklift body, the auxiliary plates are arranged close to the tips, each auxiliary plate is provided with an embedded sliding hole, the end part of a piston rod of the horizontal cylinder extends out of the embedded groove to be fixedly connected with a wedging block, and the end part of the wedging block close to the tips is arranged into an isosceles triangle structure; each embedded sliding hole is connected with a support frame with a U-shaped structure in a sliding way, openings of the two support frames are symmetrically arranged, and the two support frames are far away from each other or close to each other to slide; each supporting frame comprises an upper plate, a lower plate and a limiting plate, wherein the upper plate base is arranged on the auxiliary plate, the top surface of the upper plate is an inclined top surface matched with the inclined bottom surface, the lower plate slides through the embedded sliding hole, the length of the lower plate is longer than that of the lower plate, the end surface, close to the wedging block, of the lower plate is provided with a wedging block matched fit surface, the limiting plate is fixedly connected with the lower plate, a retraction spring is arranged between the limiting plate and the auxiliary plate, the retraction spring is sleeved on a limiting rod, and the limiting rod is arranged on the auxiliary plate and slides through the limiting plate;
the lifting bracket is in buckle connection with the fixed plate and the connecting seat when the forklift head is in a state of stretching out relative to the bottom plate, and is not connected with the fixed plate and the connecting seat;
the lifting bracket is provided with an L-shaped supporting buckle with an upward opening, the fixed plate and the connecting seat are provided with L-shaped buckles with downward openings, and the L-shaped supporting buckle and the opposite L-shaped buckles can be mutually clamped;
the bottom plate is also provided with fixed guide frames arranged on two sides of the lifting cylinder, each fixed guide frame is provided with a guide groove, each guide groove corresponds to one guide carriage, the bottom of each guide carriage can slide up and down along the guide groove after being inserted into the guide groove, and the bottom of each guide carriage is fixedly connected with the connecting seat;
each guide sliding frame comprises a guide sliding sleeve, a guide sliding rod and a guide sliding seat, wherein the guide sliding sleeve and the guide sliding rod can slide relatively, the guide sliding seat is fixedly connected with the bottom end of the guide sliding rod, the guide sliding sleeve is in a circular arc structure, the axial lead of the guide sliding sleeve and the axial lead of the fork head body rotate are in the same straight line, the guide sliding sleeve is fixedly arranged on the fixing plate, and the guide sliding seat is fixedly arranged on the connecting seat;
the guide groove is communicated with a guide chute in an extending way, the guide chute is arranged on the bottom plate along the arrangement direction of the horizontal cylinder, and the guide sliding seat can horizontally slide along the guide chute; the bottom of the guide sliding seat is provided with a first limit block and a second limit block, the guide sliding groove is provided with a first limit groove matched with the first limit block and a second limit block, the guide groove is provided with a second limit groove matched with the second limit block, the limit groove is communicated with the second limit groove, the bottom plate is provided with a guide groove matched with the first limit block, the guide groove is positioned on one side, close to the tip, of the fixed guide frame, and when the fork head moves horizontally, the first limit block and the second limit block slide along the limit groove; when the fork head moves vertically, the first limiting block penetrates out of the guide chute and moves along the fixed guide frame, and the second limiting block slides along the guide limiting groove.
2. The fork structure of a handling forklift of claim 1, wherein the top surface of the fork head body is provided with a V-shaped groove.
3. The fork structure of a forklift truck of claim 1, wherein each of said support frames is provided with a protective cover, and wherein openings of two of said protective covers are disposed opposite each other and extend through the top of the protective cover.
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| CN202211529238.4A CN115818524B (en) | 2022-11-30 | 2022-11-30 | Fork frame structure of carrying forklift |
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| CN202211529238.4A CN115818524B (en) | 2022-11-30 | 2022-11-30 | Fork frame structure of carrying forklift |
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| CN115818524B true CN115818524B (en) | 2023-08-29 |
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Also Published As
| Publication number | Publication date |
|---|---|
| CN115818524A (en) | 2023-03-21 |
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Effective date of registration: 20240327 Address after: 235000 in Maozhuang Village, Duanyuan Industrial Concentration Zone, Huaibei City, Anhui Province, on the north side of National Highway 311 Patentee after: Huaibei Shangde Petroleum Machinery Manufacturing Co.,Ltd. Country or region after: China Address before: 221700 south side of Beiyuan Road, Feng County, Xuzhou City, Jiangsu Province Patentee before: XUZHOU WANYOU MACHINERY TECHNOLOGY CO.,LTD. Country or region before: China |
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