CN109677859A

CN109677859A - Can auto-returned trolley and component Transmission system including the trolley

Info

Publication number: CN109677859A
Application number: CN201910044503.1A
Authority: CN
Inventors: 朱坤
Original assignee: Guangzhou Yingtai Automotive Trim Co Ltd
Current assignee: Guangzhou Yingtai Automotive Trim Co Ltd; Guangzhou Intex Auto Parts Co Ltd
Priority date: 2019-01-17
Filing date: 2019-01-17
Publication date: 2019-04-26

Abstract

The invention discloses can auto-returned trolley and component Transmission system including the trolley, belong to assembling line field.This can the trolley of auto-returned include vehicle frame, store power component and locating piece, vehicle frame includes frame body and wheel body component, and wheel body component includes the first wheel body, and frame body is equipped with the first placement section, and storing power component includes the first return unit, the first drawing piece and wound portion；The first end of first drawing piece is suitable for being driven the direction movement toward close to steering portion by the first wheel body, is further adapted for being moved down by the driving of the first return unit；The component Transmission system includes above-mentioned trolley, further includes component investment frame and container.It is of the invention can auto-returned trolley, pushed without operator, can auto-returned initial position, be conducive to improve working efficiency；The component Transmission system is conducive to the efficiency for improving component transmission or the automatic return function for being advantageously implemented trolley, is conducive to improve working efficiency, reduces labor workload.

Description

Can auto-returned trolley and component Transmission system including the trolley

Technical field

The present invention relates to the special equipments of assembling line, more particularly to can auto-returned trolley and including the trolley Component Transmission system.

Background technique

Currently, on the assembling line of the industrial products such as automobile, it is often necessary to by transport device by component from first Kinds of goods are transmitted to second station by station, to meet the assembly demand in second station；Such as, multiple pick is typically provided in picking point Goods area, each picking area are placed with different components (such as: seat cushions sponge, automobile cushion leather sheath) respectively, specific to carry out When Assembling Production, the assembly demand according to different automobile types is needed, is constantly transmitted to assembly section from some picking area by component, with Realize Assembling Production；Due to the assembly time of certain stations is longer and to assembly precision it is more demanding, simultaneously because assembly demand When different, component and the transmission route difference for needing to transmit, in order to guarantee the mobility of component transmission, generally by trolley come real Component transmission between existing different station；

But existing trolley does not all have automatically walk function generally, when using trolley transmission component, requires to lead to It crosses and manually pushes trolley back and forth, to realize that trolley can carry out back and forth component transmission back and forth between two stations；Existing Vehicle is troublesome in poeration, labor intensive resource.

Summary of the invention

For overcome the deficiencies in the prior art, the purpose of the present invention is to provide it is a kind of can auto-returned trolley, this Only by the setting of simple and mechanical component, the automatic return function of trolley can be realized in vehicle, can effectively reduce the wave of human resources Take.

The second object of the present invention is to provide a kind of component Transmission system including above-mentioned trolley, which passes through The cooperation of trolley and component investment frame, is easy to implement the automatic return function of trolley.

The third object of the present invention is to provide a kind of component Transmission system including above-mentioned trolley, which passes through The cooperation of trolley and component investment frame makes it possible to more easily control realize that the component on trolley, which is transmitted to component, puts into frame.

An object of the present invention adopts the following technical scheme that realization:

Can auto-returned trolley, including vehicle frame, store power component and locating piece；The locating piece is used for solid with external structure It is fixed；The vehicle frame includes frame body and the wheel body component set on frame body bottom, and the wheel body component includes the first wheel body；The frame body Equipped with the first placement section for putting article；The storage power component includes the first return unit, the first drawing piece and wound portion；Institute Frame body is stated equipped with steering portion, the first end of first drawing piece is connect with first return unit, first drawing piece Second end around the steering portion and connect with the wound portion, the steering portion is with load-carrying surface, first drawing piece Abut the load-carrying surface；The wound portion and first wheel body rotate synchronously；The first end of first drawing piece be suitable for by The driving of first wheel body is mobile toward the direction close to the steering portion, is further adapted for that the driving by first return unit is past to be connect The direction of the nearly frame body bottom is mobile.

Further, the steering portion is the first tumbler, and first tumbler is fixedly arranged on the frame body, described first It is equipped in tumbler and turns to channel, the steering portion is the steering channel, is additionally provided with the first import on first tumbler And first outlet, the second end of first drawing piece is penetrated by first import to be pierced by by the first outlet.

Further, the trolley further includes position locked component；The position locked component includes the first sliding block, triggering Part, the second drawing piece and the locating piece, second drawing piece one end are connect with first sliding block, the other end with it is described fixed Position part connection, the trigger member are connect with first sliding block；The frame body has the promotion side being oppositely arranged and delivers side Face, the trolley are additionally provided with the first recoverer, and first recoverer is connect with the frame body, and first recoverer, which has, to incline Oblique recycling plane, first recoverer are lower than first recoverer close to the throwing close to described one end for pushing side Send one end of side；The frame body is equipped with slide rail, and first sliding block can be past along stroke defined by the slide rail It is multiple mobile；In the vertical direction, the trigger member is arranged higher than the recycling plane；The locating piece has to be connected with external structure The latched position connect, when first sliding block is toward far from the direction movement for delivering side, second drawing piece is for drawing It moves the locating piece and is detached from the latched position.

Further, first recoverer include at least two recycling guide rails, the recycling guide rail both ends respectively with institute Frame body connection is stated, the recycling guide rail is equipped with several idler wheels.

Further, the frame body has the promotion side being oppositely arranged and delivers side, and first placement section has Inclined holding plane, first placement section are higher than first placement section described in close to described one end for pushing side Deliver one end of side.

Further, the trolley is additionally provided with unloading trigger assembly；First placement section pushes side close to described One end is higher than first placement section close to described one end for delivering side；The unloading trigger assembly includes the second sliding block, connects Fitting, block piece, the second return unit, first stroke part and second stroke part；The frame body is equipped with close to the delivery side The first stroke part and the second stroke part；Second sliding block and the first stroke part cooperate, second sliding block It can make horizontal sliding along the first stroke part；First placement section has inclined glove plane, the block piece and institute The cooperation of second stroke part is stated, second return unit, the block piece are equipped between the block piece and the second stroke part With the blocking position for protruding the glove plane；Second sliding block is drawn toward close to when the direction movement for pushing side It is mobile toward the direction close to the bottom to move the block piece, the block piece is detached from the blocking position；Described second resets Part is used to provide the reset force for being moved to the blocking position to the block piece.

Further, the trolley further includes mode tuning component；The mode tuning component includes first gear, first Shaft and third drawing piece；The frame body is additionally provided with transmission component and limit assembly, the transmission component include second gear and Second shaft；Second shaft sequentially passes through first wheel body, the second gear, first wheel body, described second Gear and second shaft rotate synchronously；The both ends of second shaft are rotatably connected with the frame body；Described first turn Axis passes through the first gear, and the first gear and the first rotating shaft rotate synchronously, the first rotating shaft both ends with it is described Limit assembly connection；The third drawing piece is connect with the first rotating shaft；The wound portion is set to the first rotating shaft；It is described First rotating shaft has cooperation position, when the first rotating shaft is located at the cooperation position, the first gear and second tooth Wheel occlusion, the first rotating shaft and second shaft rotate synchronously；The limit assembly is for limiting the first rotating shaft In the cooperation position, the third drawing piece is detached from the cooperation position for pulling the first rotating shaft.

Further, the trolley further includes turning to positioning component；The steering positioning component include the 4th drawing piece and Bolt；The wheel body component further includes the first universal wheel and the second universal wheel, and first wheel body is set close to the delivery side It sets, first universal wheel, second universal wheel are arranged close to the promotion side；First universal wheel, described second Universal wheel all has steering platform, and the steering platform is equipped with detent slot；The frame body bottom is equipped with location hole, the bolt It is arranged in the location hole；The bolt is connect with the 4th drawing piece, the bolt can the relatively described location hole do it is perpendicular To reciprocating movement；The bolt has the lock position for being inserted in the detent slot, when the bolt is located at the lock position, The bolt is abutted with the groove face of the detent slot, and the 4th drawing piece is suitable for pulling the bolt and is detached from the locking position It sets.

The second object of the present invention adopts the following technical scheme that realization:

Component Transmission system, including it is above-mentioned can auto-returned trolley, further include component investment frame and container；Institute Trolley is stated with first position and the second position；The component investment frame has positioning region, and the trolley is located at the second When setting, the locating piece and the removable connection in the positioning region；First recoverer is low close to described one end for pushing side In first recoverer close to it is described deliver side one end；The component, which is put into, is provided with the second recoverer, and described second Recoverer has recycling plane；When the container slides into first recoverer by second recoverer, suitable for supporting The trigger member is pushed away, so that the locating piece is detached from the latched position, it is described when the locating piece is detached from the latched position First return unit is suitable for that the trolley is driven to be moved to the first position by the second position.

The third object of the present invention adopts the following technical scheme that realization:

Component Transmission system, including it is above-mentioned can auto-returned trolley, further include component investment frame and container, institute Container is stated for placing article to be transmitted；Second sliding block has initial position and trigger position, second sliding block When positioned at the trigger position, the block piece is located at the blocking position, when second sliding block is located at the initial position, The block piece is detached from the blocking position；The side of the component investment closely described trolley of bridge joint is equipped with pushing portion；Described When two sliding blocks are located at the initial position, the relatively described side of delivering of second sliding block is toward the side close to component investment frame To protrusion；When second sliding block is located at the trigger position, second sliding block side abuts the delivery side, the other side Abut the component investment frame；The component investment is provided with the second placement section, and second sliding block is located at the trigger position When, the container is suitable for sliding into second placement section by first placement section.

Compared with prior art, the beneficial effects of the present invention are:

(1) trolley is by storing the setting of power component and locating piece, and passes through the cooperation for storing power component and the first wheel body, makes After the trolley is moved to second station by the first station, it is only necessary to be detached from the connection of locating piece and external fixation device, can make It obtains trolley and automatically returns to the first station (such as picking point), without operator by trolley by second station (such as component investment point) The first station is pushed back, is conducive to improve working efficiency；

(2) setting of the component Transmission system, be conducive to improve component transmission efficiency or be advantageously implemented trolley from It is dynamic to return to function, be conducive to improve working efficiency, reduce labor workload.

Detailed description of the invention

Fig. 1 be the present invention can auto-returned trolley the first overall structure diagram；

Fig. 2 is the portion the A enlarged drawing in Fig. 1；

Fig. 3 be the present invention can auto-returned trolley the second overall structure diagram；

Fig. 4 is the portion the B enlarged drawing in Fig. 3；

Fig. 5 is the structural schematic diagram of storage power component of the invention, mode tuning component；

Fig. 6 is the structural schematic diagram of position locked component of the invention；

Fig. 7 is unloading trigger assembly schematic diagram of the invention；

Fig. 8 is steering positioning component schematic diagram (only showing part) of the invention；

Fig. 9 is component Transmission system schematic diagram of the invention；

In figure: 10, vehicle frame；11, frame body；1101, side is pushed；1102, side is delivered；111, steering portion；121, first Wheel body；122, the first universal wheel；123, the second universal wheel；124, detent slot；13, the first placement section；14, the first recoverer； 151, second gear；152, the second shaft；161, connecting bracket；

21, the first return unit；22, the first drawing piece；

31, the first sliding block；32, trigger member；33, the second drawing piece；34, locating piece；

41, the second sliding block；42, connector；43, block piece；44, first stroke part；45, second stroke part；

51, first gear；52, first rotating shaft；53, third drawing piece；

61, the 4th drawing piece；62, bolt；

70, component puts into frame；72, the second placement section；73, the second recoverer；

80, container；

91, the second tumbler；92, third tumbler；93, regulation handle；94, position fixing knob.

Specific embodiment

In the following, being described further in conjunction with attached drawing and specific embodiment to the present invention, it should be noted that not Under the premise of conflicting, new implementation can be formed between various embodiments described below or between each technical characteristic in any combination Example.

It should be noted that it is of the invention can auto-returned trolley, in addition to can be applied in automobile assembling production line, It can be used for other assembling lines；When component is referred to as " being fixed on " another component, it can be directly in another group On part or there may also be components placed in the middle.When a component is considered as " connection " another component, it be can be directly It is connected to another component or may be simultaneously present component placed in the middle.When a component is considered as " being set to " another group Part, it, which can be, is set up directly on another component or may be simultaneously present component placed in the middle.Term as used herein " is hung down It is straight ", " horizontal ", "left", "right" and similar statement for illustrative purposes only.

Unless otherwise defined, all technical and scientific terms used herein and belong to technical field of the invention The normally understood meaning of technical staff is identical.Term as used herein in the specification of the present invention is intended merely to description tool The purpose of the embodiment of body, it is not intended that in the limitation present invention.Term " and or " used herein includes one or more phases Any and all combinations of the listed item of pass.

As shown in figs 1-9, the present embodiment provides it is a kind of can auto-returned trolley, the trolley include vehicle frame 10, for Trolley is realized the storage power component that energy is put aside when walking by outer power drive, further includes locating piece 34；The locating piece 34 be used for it is outer The cooperation of portion's structure, temporarily to fix the trolley so that the trolley is held in current location, with facilitate load component to be transmitted or Unload component；Wherein, as shown in Figs 1-4, vehicle frame 10 includes frame body 11 and the wheel body component set on 11 bottom of frame body, wheel body component Including the first wheel body 121, frame body 11 is equipped with the first placement section 13 for putting article；Storing power component includes the first return unit 21, the first drawing piece 22 and wound portion, the first drawing piece 22 are non-resilient drawing piece；Frame body 11 be equipped with steering portion 111, first The first end of drawing piece 22 is connect with the first return unit 21, the second end of the first drawing piece 22 around steering portion 111 and with winding Portion's connection, steering portion 111 have load-carrying surface, and the first drawing piece 22 abuts load-carrying surface；Wound portion is synchronous with the first wheel body 121 to be turned It is dynamic；The first end of first drawing piece 22 is suitable for being driven the past direction close to steering portion 111 mobile by the first wheel body 121, and first The first end of drawing piece 22 is further adapted for the past direction movement close to 11 bottom of frame body of driving by the first return unit 21.

The use principle of the trolley is as follows:

When trolley stays in first position (such as picking point), component to be transmitted is placed to the first placement section 13 of trolley On, parcel shelf or storage box etc. can be placed on the first placement section 13 for loading component, can also directly be placed component In on the first placement section 13, after the completion of component loading, trolley is pushed to the second position using external force and (such as passes through operator Push), the unloading of component is completed in the second position；During trolley is pushed to the second position by first position, first Wheel body 121 face contact and is rotated with ground, and wound portion directly or indirectly connect with the first wheel body 121, to realize wound portion and the The synchronous rotation of one wheel body 121, when the first wheel body 121 rotates, since wound portion is connect with the second end of the first drawing piece 22, and Since wound portion is rotating, so the second end lopping of the first drawing piece 22 is wound in wound portion, wound portion overcomes first The reset force of return unit 21 is to realize the winding to the first drawing piece 22, the i.e. second end of the first drawing piece 22 of wound portion winding When, the past side far from 11 bottom of frame body of pulling of the first return unit 21 and 22 connecting side of the first drawing piece by the first drawing piece 22 To movement, to realize the savings of reset force；When trolley is moved to the second position, locating piece 34 is connect with external device (ED), with It realizes and trolley is fixed on the second position, to avoid reset of the trolley in the case where no external force is pushed by the first return unit 21 Power acts on and is detached from the second position, to guarantee being normally carried out for unloading work；After the completion of component unloading, need to return in trolley When sending first position back to, it is only necessary to be detached from the connection of locating piece 34 Yu external structure, at this point, the first end of the first drawing piece 22 by The there is provided reset force effect of first return unit 21, the first end of the first drawing piece 22 are past close by the traction of the first return unit 21 The direction of 11 bottom of frame body is mobile, at this point, the second end of the first drawing piece 22 is detached from wrap, is detached from winding state, due to the One drawing piece 22 is connect with wound portion, so the first drawing piece 22 drives wound portion rotation, the first wheel body 121 is synchronous with wound portion Rotation, since the first wheel body 121 is toward rotating backward, so that driving trolley toward the direction walking for returning to first position, to return automatically It is back to first position, i.e., provides the power of auto-returned by the first return unit 21.

Specifically, the synchronous rotation of wound portion and the first wheel body 121, by straight between wound portion and the first wheel body 121 Connect or be indirectly connected in succession realization, one implementation are as follows: shaft, shaft and the first wheel body are equipped in the middle part of the first wheel body 121 121 is fixed, and shaft is rotatably connected with frame body 11, and wound portion is located in shaft, and wound portion can be the ontology of the shaft, may be used also To be on the winding block being additionally provided in the shaft；When the size of wound portion is bigger, one circle of the first wheel body 121 rotation When, the length for the first drawing piece 22 that can be wound is longer, and the first return unit 21 connect one end with the first drawing piece 22 and moved Distance it is longer, the reset force that the first return unit 21 is put aside is bigger, in addition, the characteristic of the first return unit 21 itself also influence it is multiple The savings degree of position power；During specific implementation, it can be selected according to the size of spacing between first position and the second position The specific radius (size) of setting wound portion is selected, and selects suitable first return unit 21；It is, of course, also possible to which wound portion is arranged In in other structures.

Specifically, in order to realize the first return unit 21 savings reset force function, the preferred clump weight conduct of the present embodiment First return unit 21, when the rotation of the first wheel body 121 drives wound portion to rotate the second end to wind the first drawing piece 22, pulling is matched Pouring weight rises, and when clump weight is pulled mobile by the first drawing piece 22, the gravitional force of savings is reset force；In addition to selecting counterweight Brute spring also can be selected as the first return unit 21, one end and 11 bottom of frame body of brute spring as the first return unit 21 in block Portion's connection, the other end are connect with the first drawing piece 22；Wherein, the weight of clump weight, the coefficient of elasticity size of brute spring, It is selected according to the spacing size between first position and the second position.

Specifically, the first drawing piece 22 at least has the first compliant section and the second compliant section, and other parts can be rigidity Section, the first compliant section are used to cooperate with steering portion 111, and the second compliant section is used to cooperate with wound portion；Certainly, the first drawing piece 22 It can be traction rope.

Specifically, in order to enable when the second end of the first traction rope is wound in wound portion, the first return unit 21 can be accumulated Reset force is stored, steering portion 111 is provided with, so that the first return unit 21 has deformation space or displacement space；In order to facilitate savings Reset force, steering portion 111 are set to 11 top of frame body.Steering portion 111 can be integrally formed with frame body 11 to be arranged, and seperated can also be connected It connects.

Preferably, as shown in figure 4, the first return unit 21 puts aside reset force for convenience, steering portion 111 is the first steering Part, the first tumbler are fixedly arranged on frame body 11, are equipped in the first tumbler and turn to channel, and steering portion 111 is to turn to channel, and first turn The first import and first outlet are additionally provided on part, the second end of the first drawing piece 22 is penetrated by the first import by first outlet It is pierced by；By turning to the setting in channel, the first import and first outlet, be conducive to the direction of draw for fixing the first drawing piece 22.

Specifically, the specific direction of the first import and first outlet can be arranged according to the demand that turns particularly to.

It preferably, is to also for guaranteeing first drawing piece 22 as shown in figure 4, make trolley overall structure neatly succinct The stabilization of function is pulled, trolley further includes the second tumbler 91, and the second tumbler 91 is set to 11 bottom of frame body, the first drawing piece 22 Second end up extend through the first tumbler, proceed further downhole across the second tumbler 91, then it is horizontally extending with Wound portion positioned at the trolley other side connects, and avoids 22 frame body of the first drawing piece, 11 central space and passes through.

On the basis of above scheme, facilitate for convenience and trolley is locked in the second position, and also to facilitate platform Vehicle is detached from the second position and automatically returns to first position, which further includes position locked component.

Preferably, as a shown in Figure 6, position locked component includes the first sliding block 31, trigger member 32,33 and of the second drawing piece Locating piece 34,33 one end of the second drawing piece are connect with the first sliding block 31, and the other end is connect with locating piece 34, trigger member 32 and first Sliding block 31 connects；Frame body 11 has the promotion side 1101 being oppositely arranged and delivers side 1102, pushes 1101 side of side available It in setting handle, pushes the trolley mobile to facilitate operation personnel, when the component of discharge conveyor, is unloaded by delivering side 1102 It carries, locating piece 34 is arranged close to side 1102 is delivered；Meanwhile trolley is additionally provided with the first recoverer 14, the first recoverer 14 and frame Body 11 connects, and the first recoverer 14 has inclined recycling plane, and one end of the first recoverer 14 close to promotion side 1101 is low In the close one end for delivering side 1102 of the first recoverer 14；Frame body 11 is equipped with slide rail, and the first sliding block 31 can be led along sliding Stroke defined by rail moves back and forth；In the vertical direction, trigger member 32 is higher than recycling plane setting；Locating piece 34 have with it is outer The latched position of portion's structure connection when locating piece 34 is located at latched position, provides detent force to trolley, avoids trolley in off-bearger When not completing, walked by the effect of the first return unit 21 toward first position；First sliding block 31 is toward far from delivery side 1102 When direction is mobile, the second drawing piece 33 is for pulling locating piece 34 to be detached from latched position.

Specifically, the working principle of above-mentioned position locked component is as follows:

When trolley is moved to the second position by first position, locating piece 34 is connect with external fixation device, locating piece 34 can be crotch, by the way that crotch hook joint and external fixation device are realized locating piece 34 and external connection, locating piece 34 with When external fixation device connects, locating piece 34 pulls the second drawing piece 33, to further pull on the first sliding block 31, so that trigger member 32 is mobile toward the direction close to delivery side 1102；After the completion of the component unloading on trolley, it is only necessary to which operator will be external Article (such as the parcel shelf or storage box for carrying component) is placed in recoverer by delivering 1102 side of side, based on recoverer Special construction setting is recycling inclined direction sliding or rolling, external article of the external article along recoverer When sliding on planes or rolling, trigger member 32 is abutted to, to push the first sliding block 31 along slide rail toward far from delivery side 1102 one end is mobile, to drive the second drawing piece 33 drawing back to pull locating piece 34, so that locating piece 34 is detached from locking bit It sets, at this point, the reset force effect of the first return unit 21 and the first wheel body 121, driving trolley are walked toward first position.Pass through the position It sets the setting of locked component, and passes through the first sliding block 31 in the locked component of position, the matching relationship of trigger member 32 and recoverer Setting so that when using the trolley, it is only necessary to place on a triggering article (such as parcel shelf) to recoverer, that is, may make Trolley is detached from latched position, easy to operate, so that the triggering mode of the automatic return function of the trolley is simple.

Preferably, for the ease of triggering the automatic return function of the trolley, the first recoverer 14 includes at least two recycling Guide rail, recycling guide rail both ends are connect with frame body 11 respectively, and recycling guide rail is equipped with several idler wheels, by the setting of idler wheel, favorably When in use in the trolley, enough rapidly and steadily sliding along recycling plane for triggering the triggering article of automatic return function It is dynamic, to push trigger member 32.

On the basis of above scheme, the transfer function of the trolley is realized for convenience, unloads be placed in first for convenience The component of placement section 13, the trolley are additionally provided with unloading trigger assembly.

Preferably, frame body 11 has the promotion side 1101 being oppositely arranged and delivers side 1102, the first placement section 13 tool There is inclined holding plane, the first placement section 13 is close to deliver side to the first placement section 13 close to pushing one end of side 1101 to be higher than The one end in face 1102, allow component along inclined holding plane slide into it is on the second position, for receiving component , in external device.

Preferably, in order to enable being placed in article (such as seat cushion component, or be mounted with several of the first placement section of trolley 13 The storage box of component), during trolley walking, it is able to maintain on the first placement section 13, and in order to enable trolley is moving When moving to the second position, it is not necessary that the component being located on the first placement section 13 is moved to unloading on the second position by manpower On carrying platform (such as component puts into frame 70), which is additionally provided with unloading trigger assembly.

Specifically, as shown in Fig. 1,7, one end of the first placement section 13 close to promotion side 1101 is higher than the first placement section 13 Close to the one end for delivering side 1102；Unloading trigger assembly includes the second sliding block 41, connector 42, the reset of block piece 43, second Part, first stroke part 44 and second stroke part 45；Frame body 11 is equipped with first stroke part 44 and second close to 1102 side of side is delivered Stroke part 45；Second sliding block 41 cooperates with first stroke part 44, and the second sliding block 41 can make horizontal sliding along first stroke part 44；The One placement section 13 has inclined glove plane, and block piece 43 and second stroke part 45 cooperate, block piece 43 and second stroke part The second return unit is equipped between 45, block piece 43 has the blocking position of protrusion glove plane；Second sliding block 41 is pushed toward close When the direction of side 1101 is mobile, pull block piece 43 mobile toward the direction close to bottom, block piece 43 is detached from blocking position；The Two return units are used to provide the reset force for being moved to blocking position to block piece 43.

Specifically, the working principle of above-mentioned unloading trigger assembly is as follows:

When carrying out the transmission of component, directly it is placed on several components or the first placement section 13 on the first placement section 13 It is placed with parcel shelf or storage box, parcel shelf or storage box are mounted with several components, during trolley walking, unloading triggering Block piece 43 in component is located at the resistance of blocking position, component or container 80 by the block piece 43 for stretching out glove plane Gear, remains on the first placement section 13；In the structure basis that the trolley is provided with unloading trigger assembly, so that the trolley exists When running to the second position and needing to unload component, the second sliding block 41 is pushed, and can be unlocked the barrier functionality of block piece 43, be made The second sliding block 41 is obtained toward close to pushing the direction of side 1101 mobile, to pull connector 42, block piece 43 is pulled and moves down, So that do not have the obstacle of protrusion in glove plane, then the component or container 80 on the first placement section 13 then can be along the The inclined glove plane of one placement section 13, is slided down, and toward close to the direction sliding for delivering side 1102, sliding is detached from platform Vehicle completes the unloading of component.

It wherein, can be by following either type to cooperate trolley to complete in the component Transmission system using the trolley The unloading of component:

(1) component is set on the second position and puts into frame 70, component investment frame 70, which has, unloads carrying platform, and it is close to unload carrying platform The height of trolley side and the first placement section 13 are identical (or slightly lower) close to the height of 1102 one end of side is delivered, and trolley is moved to the When two positions, the second sliding block 41 is mobile by the direction that component investment frame 70 pushes rear past close promotion side 1101, so that resistance Block piece 43 is detached from blocking position, component (or container 80 of carrying component) past relieving platform on the first placement section 13 Direction sliding, slides into and unloads on carrying platform, to complete the unloading of component；

(2) component is set on the second position and puts into frame 70, component investment frame 70, which has, unloads carrying platform, and it is close to unload carrying platform The height of trolley side and the first placement section 13 are identical (or slightly lower) close to the height of 1102 one end of side is delivered, and trolley is moved to the It is mobile toward the direction close to promotion side 1101 by manually pushing the second sliding block 41 when two positions, so that block piece 43 is detached from Blocking position, the component (or container 80 of carrying component) on the first placement section 13 are slided toward the direction of relieving platform, It slides into and unloads on carrying platform, to complete the unloading of component.

Preferably, first stroke part 44 is horizontally disposed guide rail, and second stroke part 45 is to set along the vertical direction The guide post set, is equipped with hollow channel in guide post, and block piece 43 is pin, and one end of pin close to 11 bottom of frame body has the One interconnecting piece and second connecting portion, first connecting portion are connect with connector 42, and second connecting portion is connect with the second return unit, and second The return unit other end is connect with guide post bottom surface；Unloading trigger assembly can also include third tumbler 92,42 one end of connector It is connect with pin, the other end extends down, passes through third tumbler 92, horizontally prolongs toward close to the direction of promotion side 1101 It stretches, is connect with the second sliding block 41.

Specifically, by the setting of third tumbler 92, be conducive to the horizontal displacement of the second sliding block 41 being converted to pin Vertical displacement；By the setting of guide post, the stability in pin vertical displacement path is advantageously ensured that, and advantageously allow pin Column is held in blocking position；By the setting of the second return unit, advantageously allow to be detached from when pushing of external force when the second sliding block 41, Pin can automatically return to blocking position.

On the basis of above scheme, in order to avoid trolley carries out unnecessary storage power when unwanted, in order to " storing power-auto-returned " function of the trolley is used according to particular condition in use, trolley further includes mode tuning group Part, by the setting of mode tuning component, the operating mode of adjustable trolley, so that trolley has the function of that walking stores power or not Have the function of that walking stores power.

Specifically, as shown in Fig. 1,2,5, mode tuning component includes first gear 51, first rotating shaft 52 and third drawing Part 53；Frame body 11 is additionally provided with transmission component and limit assembly, and transmission component includes second gear 151 and the second shaft 152；Second Shaft 152 sequentially passes through the first wheel body 121, second gear 151, and the first wheel body 121, second gear 151 and the second shaft 152 are same Step rotation；The both ends of second shaft 152 are rotatably connected with frame body 11；First rotating shaft 52 passes through first gear 51, first gear 51 rotate synchronously with first rotating shaft 52, and 52 both ends of first rotating shaft are connect with limit assembly；Third drawing piece 53 and first rotating shaft 52 Connection；Wound portion is set to first rotating shaft 52；First rotating shaft 52 has cooperation position, when first rotating shaft 52 is located at cooperation position, the One gear 51 is engaged with second gear 151, and first rotating shaft 52 and the second shaft 152 rotate synchronously；Limit assembly is used for first Shaft 52 is limited in cooperation position, and third drawing piece 53 is detached from cooperation position for pulling first rotating shaft 52.

Specifically, the working principle of above-mentioned mode tuning component is as follows:

When first rotating shaft 52 in mode tuning component is located at cooperation position, first gear 51 is engaged with second gear 151, Trolley has the function of that walking stores power at this time；For trolley when by walking is pushed, the rotation of the first wheel body 121 drives the second shaft 152 Then rotation drives second gear 151 to rotate, since first gear 51 engages cooperation with second gear 151, first gear 51 is same Step rotation, first rotating shaft 52 are fixedly connected with first gear 51, and first rotating shaft 52 rotates synchronously, and wound portion is preferably disposed to first turn On axis 52, at this point, the rotation of the first wheel body 121 can drive wound portion to wind the first drawing piece 22 when trolley is by walking is pushed, So that the first return unit 21 stores power, trolley has the function of that walking stores power.

When trolley stores power without walking, (e.g., operator needs for trolley to be pushed to other positions to carry out other behaviour When making), operator only needs to pull third drawing piece 53, that is, may make third drawing piece 53 that first rotating shaft 52 is pulled to be detached from cooperation Position so that first gear 51 and second gear 151 separate it is not ratcheting, store power component not will do it unnecessary storage power.

Specifically, first rotating shaft 52, third drawing piece 53 and frame body 11 can be matched by following any embodiment Close the adjustment for realizing trolley operating mode:

(1) as shown in Fig. 2, mode tuning component further includes connecting bracket 161, connecting bracket 161 has first end and the Two ends, the middle part of connecting bracket 161 are equipped with rotation axis, and rotation axis is rotatably connected with frame body 11,52 two sides of first rotating shaft with The first end of connecting bracket 161 is fixedly connected, and the second end of connecting bracket 161 is connect by spring with frame body 11, third drawing Part 53 is connect with the first end of connecting bracket 161；When third drawing piece 53 pulls connecting bracket 161, what connecting bracket 161 drove First end is up moved using rotation axis as rotation axis, drives first rotating shaft 52 to move up, first gear 51 and second gear 151 disengagings are ratcheting；When the traction force loose unloading of third drawing piece 53, work of the second end of connecting bracket 161 by spring restoring force With moving up, the first end of connecting bracket 161 is driven to rotate around rotation axis, first rotating shaft 52 moves down, first gear 51 Restore ratcheting with second gear 151；

(2) frame body 11 is equipped with vertical spacing part, has sliding groove in the middle part of vertical spacing part, the observation of the sliding groove coming year has Vertical bar limit slot, first rotating shaft 52 pass through two vertical bar limit slots, and first gear 51 is arranged and is fixed on first turn Axis 52, and first gear 51 is set in sliding groove, and first rotating shaft 52 is equipped with counterweight；Is not pulled in third drawing piece 53 When one shaft 52, first gear 51 is dropped by gravity, is cooperated with second gear 151；When third drawing piece 53 pulls first When shaft 52, first gear 51 is up moved, and is detached from ratcheting with second gear 151.

Specifically, third drawing piece 53 is rope body, can also be flexible draw certainly.

Preferably, which further includes regulation handle 93, and regulation handle 93 is rotatably connected at frame body 11 Top, third drawing piece 53 are connected to the first side of regulation handle 93 far from the other end of first rotating shaft 52, and operator pushes Second side of regulation handle 93, the first side is rotated around connecting shaft, so that the first side is up moved, drives third drawing piece 53 up It is mobile, it is up moved with being further driven to first gear 51.

Preferably, regulation handle 93, the pushing away close to trolley of regulation handle 93 are pushed or rotated in order to facilitate the operation of personnel Dynamic side 1101 is arranged, and the first universal wheel 122, the second universal wheel 123 are arranged close to promotion side 1101；The mode tuning component Further include several adjusting tumblers, adjust the extending direction that tumbler is used to adjust third drawing piece 53, not only improving realization will Corner displacement is converted to vertical displacement, is then converted to Water Displacement, is then converted to vertical displacement, while again convenient for limitation third drawing The extending direction of part 53, so that trolley terminal with compact integral structure.

On the basis of above scheme, in order to enable trolley both facilitated realized on pre-determined route steadily walking (by When first position is pushed to the second position, or first position automatically returned to by the second position), it alsos for so that trolley is flexibly fitted For other operative scenarios, in order to make trolley that can both orient back-and-forth motion, different location can be met with direction movement The picking operation of picking point, the wheel body component further include universal wheel, and trolley further includes turning to positioning component；Wherein, universal wheel can To facilitate trolley to turn to movement, it is suitable for other operative scenarios, turns to the turning function that positioning component then is suitable for locking universal wheel, Trolley is steadily walked on pre-determined route.

Specifically, as shown in Fig. 1,8, turning to positioning component includes the 4th drawing piece 61 and bolt 62；Wheel body component also wraps The first universal wheel 122 and the second universal wheel 123 are included, the first wheel body 121 is arranged close to side 1102 is delivered, the first universal wheel 122, Second universal wheel 123 is arranged close to promotion side 1101；First universal wheel 122, the second universal wheel 123 all have steering platform, It turns to platform and is equipped with detent slot 124；11 bottom of frame body is equipped with location hole, and bolt 62 is arranged in location hole；Bolt 62 and Four drawing pieces 61 connection, bolt 62 can relative positioning hole do vertical reciprocating movement；Bolt 62 has the lock for being inserted in detent slot 124 Stop bit is set, and when bolt 62 is located at lock position, bolt 62 is abutted with the groove face of detent slot 124, and the 4th drawing piece 61 is suitable for drawing Bolt 62 is detached from lock position.

Specifically, when bolt 62 is detached from lock position, the first universal wheel 122 and the second universal wheel 123 may be implemented universal Rotation, when 61 loose unloading of the 4th drawing piece is to the traction force of bolt 62, bolt 62 restores by the effect of gravity or other return units To lock position.

Preferably, which further includes position fixing knob 94, and position fixing knob 94 is rotatably connected at frame body 11 Top, the other end of the separate bolt 62 of the 4th drawing piece 61 are connected to the first side of position fixing knob 94, and operator pushes fixed Second side of position handle 94, the first side is rotated around connecting shaft, so that the first side is up moved, drives the 4th drawing piece 61 toward moving up It is dynamic, it is up moved with being further driven to bolt 62.

Preferably, which further includes several positioning tumblers, and positioning tumbler is for adjusting the 4th drawing The extending direction of part 61 not only improves realization for rotatory force and is converted to vertical displacement power, and convenient for the 4th drawing piece 61 of limitation Extending direction, so that trolley terminal with compact integral structure.

As shown in figs 1-9, the present embodiment additionally provides component Transmission system, which includes above scheme institute State can auto-returned trolley, further include for cooperating with trolley component investment frame 70, further include for putting component Container 80, container 80 are parcel shelf or storage box.

Specifically, trolley has first position and the second position；Component, which puts into frame 70, has positioning region, and trolley is located at second When position, locating piece 34 and the removable connection in positioning region；One end of first recoverer 14 close to promotion side 1101 is lower than first The one end of recoverer 14 close to delivery side 1102；Component puts into frame 70 and is equipped with the second recoverer 73, and the second recoverer 73 has Recycle plane；When container 80 slides into the first recoverer 14 by the second recoverer 73, suitable for pushing trigger member 32, so that fixed Position part 34 is detached from latched position, and when locating piece 34 is detached from latched position, the first return unit 21 is suitable for driving trolley by the second position It is moved to first position.

By component put into the second recoverer 73 of frame 70, the first recoverer 14 of trolley and the setting of container 80 and Cooperation after trolley is moved to the second position, is completed so that placing several components using container 80 when transmitting component The unloading of component or, it is only necessary to by container 80 place to the second recoverer 73, that is, may make trolley to automatically return to first It sets, operating process is simple and convenient, saves manpower, operator can trigger trolley automatic return function without walking about.

As shown in figs 1-9, the present embodiment additionally provides component Transmission system, which further includes component investment Frame 70 and container 80, container 80 is for placing article to be transmitted；Second sliding block 41 has initial position and trigger bit It sets, when the second sliding block 41 is located at trigger position, block piece 43 is located at blocking position, when the second sliding block 41 is located at initial position, resistance Block piece 43 is detached from blocking position；Component puts into frame 70 and is equipped with pushing portion close to the side of trolley；Second sliding block 41 is located at initial bit When setting, the opposite side 1102 of delivering of the second sliding block 41 is protruded toward close to the direction of component investment frame 70；Second sliding block 41 is located at touching When sending out position, 41 side of the second sliding block, which abuts, delivers side 1102, and the other side abuts component and puts into frame 70；Component investment frame 70 is set There is the second placement section 72, when the second sliding block 41 is located at trigger position, container 80 is suitable for sliding into the by the first placement section 13 Two placement sections 72.

The cooperation that frame 70 and trolley are put by component, when so that trolley being pushed to the second position, the second sliding block of trolley 41 i.e. can with component put into frame 70 abut, due to component put into frame 70 relative position be it is fixed, the second sliding block 41 is at this time It is pushed by counter-force, slides into trigger position, so that block piece 43 is detached from blocking position, and at this point, since the first placement section 13 is It is obliquely installed, is placed with the container 80 of several components, the second placement section 72 can be slid into along the first placement section 13；Operate Personnel only need for trolley to be pushed to the second position, that is, may make component to be slid on component investment frame 70 automatically, complete unloading work Make, unloaded without artificial lift, operating process is simple and convenient, saves manpower, and portion can be completed without walking about in operator The transmission of product unloads.

The above embodiment is only the preferred embodiment of the present invention, and the scope of protection of the present invention is not limited thereto, The variation and replacement for any unsubstantiality that those skilled in the art is done on the basis of the present invention belong to institute of the present invention Claimed range.

Claims

1. A trolley that can be automatically returned, characterized in that:

Including a frame, a force accumulating assembly and a positioning member; the positioning member is used for fixing with an external structure;

The frame includes a frame body and a wheel body assembly disposed at the bottom of the frame body, the wheel body assembly includes a first wheel body; the frame body is provided with a first placing portion for placing articles;

The force accumulating assembly includes a first reset part, a first pulling part and a winding part; the frame body is provided with a turning part, and the first end of the first pulling part is connected with the first reset part, The second end of the first pulling member bypasses the turning portion and is connected with the winding portion, the turning portion has a bearing surface, and the first pulling member abuts the bearing surface; so the winding part rotates synchronously with the first wheel body;

The first end of the first pulling member is adapted to be driven by the first wheel body to move towards the direction of approaching the steering portion, and is also adapted to be driven by the first reset member to move towards the frame body Move in the direction of the bottom.

2. The trolley that can be automatically returned as claimed in claim 1 is characterized in that:

The steering portion is a first steering member, the first steering member is fixed on the frame body, a steering channel is arranged in the first steering member, the steering portion is the steering channel, and the first steering member is the steering channel. The steering member is further provided with a first inlet and a first outlet, and the second end of the first pulling member penetrates through the first inlet and pierces out from the first outlet.

3. The trolley that can be automatically returned as claimed in claim 1 is characterized in that:

The cart also includes a position locking assembly;

The position locking assembly includes a first slider, a trigger, a second pulling member and the positioning member, one end of the second pulling member is connected with the first slider, and the other end is connected with the positioning member , the trigger is connected with the first slider;

The rack body has a pushing side and a delivery side arranged oppositely, the trolley is further provided with a first recovery part, the first recovery part is connected with the rack body, and the first recovery part has an inclined recovery part. a plane, the end of the first recovery part close to the pushing side is lower than the end of the first recovery part close to the delivery side;

The frame body is provided with a sliding guide rail, and the first sliding block can move back and forth along the stroke defined by the sliding guide rail; in the vertical direction, the trigger member is arranged higher than the recovery plane; the positioning member Having a locking position connected with the external structure, when the first sliding block moves in a direction away from the delivery side, the second pulling member is used to pull the positioning member away from the locking position.

4. The trolley that can be automatically returned as claimed in claim 3 is characterized in that:

The first recovery part includes at least two recovery guide rails, two ends of the recovery guide rails are respectively connected with the frame body, and a plurality of rollers are arranged on the recovery guide rails.

5. The trolley that can be automatically returned as claimed in claim 1 is characterized in that:

The rack body has a push side surface and a delivery side surface arranged oppositely, the first placement portion has an inclined placement plane, and one end of the first placement portion close to the push side surface is higher than the first placement portion. one end of the delivery side.

6. The trolley that can be automatically returned as claimed in claim 5 is characterized in that:

The trolley is also provided with an unloading trigger assembly;

The end of the first placing portion close to the pushing side surface is higher than the end of the first placing portion close to the delivery side surface; the unloading trigger assembly includes a second sliding block, a connecting piece, a blocking piece, a second reset a first travel piece and a second travel piece; the frame body is provided with the first travel piece and the second travel piece on the side close to the side of the delivery;

The second sliding block is matched with the first stroke piece, and the second sliding block can slide horizontally along the first stroke piece; The second travel piece is matched, the second reset piece is arranged between the blocking piece and the second travel piece, and the blocking piece has a blocking position protruding from the object storage plane;

When the second sliding block moves in the direction close to the pushing side, the blocking member is pulled to move in the direction close to the bottom, and the blocking member is separated from the blocking position; the second reset member is used to give The blocking member provides a restoring force for movement to the blocking position.

7. The trolley that can be automatically returned as claimed in claim 6 is characterized in that:

The cart also includes a mode adjustment assembly;

The mode adjustment assembly includes a first gear, a first rotating shaft and a third pulling member; the frame body is further provided with a transmission assembly and a limit assembly, and the transmission assembly includes a second gear and a second rotating shaft;

The second rotating shaft passes through the first wheel body and the second gear in sequence, and the first wheel body and the second gear rotate synchronously with the second rotating shaft; both ends of the second rotating shaft is rotatably connected with the frame body; the first shaft passes through the first gear, the first gear rotates synchronously with the first shaft, and both ends of the first shaft are connected with the limiting assembly ; the third pulling member is connected with the first rotating shaft; the winding portion is arranged on the first rotating shaft;

The first rotating shaft has a matching position, when the first rotating shaft is located at the matching position, the first gear and the second gear are engaged, and the first rotating shaft and the second rotating shaft rotate synchronously; the The limiting component is used to limit the first rotating shaft to the matching position, and the third pulling member is used to pull the first rotating shaft from the matching position.

8. The trolley that can be automatically returned as claimed in claim 6 is characterized in that:

The trolley also includes a steering positioning assembly;

The steering positioning assembly includes a fourth pulling member and a latch;

The wheel body assembly further includes a first universal wheel and a second universal wheel, the first wheel body is disposed close to the delivery side, and the first universal wheel and the second universal wheel are close to the The pushing side is provided; the first universal wheel and the second universal wheel both have a steering platform, and a clamping slot is arranged on the steering platform; the bottom of the frame is provided with a positioning hole, and the insertion pin is set in the positioning hole;

The plug is connected to the fourth pulling member, and the plug can move vertically reciprocatingly relative to the positioning hole; the plug has a locking position inserted in the card slot, and the plug is located at When the latch is in the locking position, the latch is in contact with the groove surface of the locking slot, and the fourth pulling member is adapted to pull the latch out of the latching position.

9. A parts conveying system, comprising the automatic returnable trolley according to any one of claims 3-8, characterized in that:

Also includes parts input racks and storage containers;

The trolley has a first position and a second position; the parts input rack has a positioning part, and when the trolley is located at the second position, the positioning member is detachably connected to the positioning part;

One end of the first recovery part close to the pushing side surface is lower than the end of the first recovery part close to the delivery side surface; a second recovery part is arranged on the rack for putting in the parts, and the second recovery part has a recovery plane ;

When the storage container is slid from the second recovery portion to the first recovery portion, it is suitable for pushing against the trigger, so that the positioning member is released from the locking position, and the positioning member is released from the locking position When the first reset member is adapted to drive the trolley to move from the second position to the first position.

10. A parts conveying system, comprising the automatic returnable trolley according to any one of claims 6-8, characterized in that:

It also includes a parts input rack and a storage container, the storage container is used to place the items to be transported;

The second sliding block has an initial position and a triggering position, when the second sliding block is located at the triggering position, the blocking member is located at the blocking position, and when the second sliding block is located at the initial position, all the the blocking member is disengaged from the blocking position;

A pushing portion is provided on the side of the parts feeding rack close to the trolley; when the second sliding block is at the initial position, the second sliding block is placed close to the parts relative to the side of the feeding The direction of the rack is protruding; when the second slider is located at the trigger position, one side of the second slider abuts against the side of the delivery, and the other side abuts against the rack for placing the parts;

A second placing portion is provided on the parts input rack, and when the second sliding block is located at the triggering position, the storage container is adapted to slide from the first placing portion to the second placing portion.