CN218039139U - Positioning assembly, tray module and conveying device - Google Patents

Abstract

The utility model provides a positioning assembly, which is characterized by comprising a transverse limiting unit and a longitudinal limiting unit, wherein the longitudinal limiting unit is perpendicular to the transverse limiting unit, and a first preset interval is arranged between the central vertical lines of the longitudinal limiting unit and the transverse limiting unit; the battery cell is clamped in four directions by the transverse limiting units and the longitudinal limiting units respectively, so that the battery cell is kept to have relative resistance at all sides, the battery cell is ensured to be tightly fixed between the transverse limiting units and the longitudinal limiting units in subsequent processes, the battery cell is prevented from moving or falling off carelessly to influence the development of the subsequent processes, and the working stability is greatly improved.

Description

Positioning assembly, tray module and conveying device

Technical Field

The utility model belongs to the technical field of machinery, concretely relates to locating component, tray module and conveyor.

Background

In the process from the large-surface cleaning process of the battery cell to the stacking process of the battery cell, each station can position the tray, then each process device respectively carries out operations such as pasting a heat insulation pad and a cushion pad on the battery cell on the tray, pasting and rolling paper tearing, gluing, installing an insulation cover, installing an end plate and the like, and in the operation process, partial stations can unlock the tray, namely the battery cell returns to a natural state; however, in the existing tray device, the battery cell is positioned in the tray setting, which is very tedious and needs to consume much time, and the battery cell is repeatedly positioned or returned to a natural state, so that the operation is troublesome and time-consuming, the operation is very inconvenient, and the working efficiency is greatly reduced.

SUMMERY OF THE UTILITY MODEL

In order to overcome the defects of the prior art, the utility model provides a positioning assembly, a tray module and a conveying device to solve the problem that the electric core is loaded down with trivial details, consuming time in the tray setting in the prior art.

The utility model discloses one of them embodiment provides a locating component, include:

a lateral limiting unit, and

the vertical limiting unit is perpendicular to the transverse limiting unit, and a first preset interval is arranged between the vertical limiting unit and a central vertical line of the transverse limiting unit.

In one embodiment, the lateral limiting unit includes:

a first limiting unit which is used for limiting the position of the sliding rail,

a first spacing is arranged between the second limiting unit and the first limiting unit, and the first spacing is larger than the longitudinal limiting unit; the first limiting unit and the second limiting unit are arranged in parallel.

In one embodiment, the longitudinal limiting unit is arranged between the first limiting unit and the second limiting unit; the longitudinal limiting unit comprises:

a third limiting unit, and;

the fourth limiting unit is arranged in parallel with the third limiting unit; a second distance is arranged between the third limiting unit and the fourth limiting unit; the second distance is larger than the transverse limiting unit.

In one embodiment, the first limiting unit, the second limiting unit, the third limiting unit and the fourth limiting unit each include:

a limit hole, and

and the positioning piece is movably connected with the limiting hole.

In one embodiment, the limiting hole comprises:

a first limiting hole, and

a second preset space is arranged between the second limiting hole and the first limiting hole;

wherein the positioning member penetrates through the first limiting hole and/or the second limiting hole.

In one embodiment, the first limiting hole and the second limiting hole are arranged in parallel;

the first limiting holes are arranged between the second limiting holes;

and/or the second limiting hole is arranged at two sides of the first limiting hole.

In one embodiment, the second limiting holes are arranged in a plurality of transversely equidistant arrays to form a first row; the first row is parallel to and/or coincides with the transverse limiting unit;

and/or the second limiting holes are also transversely arranged in an equidistant array in a row which is a fourth row; the fourth row is arranged in parallel with the first row, and a third preset distance is arranged between the first row and the fourth row; the fourth row is parallel to and/or coincides with the transverse limiting unit;

a plurality of first limiting holes are arranged in a transverse equidistant array to form a second row; the second row is parallel to and/or coincides with the transverse limiting unit;

and/or the first limiting holes are also transversely arranged in an equidistant array in a row, namely a third row; the third row and the second row are arranged in parallel, a fourth preset distance is arranged between the second row and the third row, and the fourth preset distance is smaller than the third preset distance; the third row is parallel to and/or coincides with the transverse limiting unit.

In one embodiment, the second row and/or the third row are/is arranged between the first row and the fourth row, and the distance from the second row to the first row is equal to the distance from the third row to the fourth row;

the lengths of the circle centers of the first holes of the first row, the fourth row, the second row and the third row are equal to the length of the circle center of the last hole;

the array quantity of the second limiting holes of the first row, the array quantity of the second limiting holes of the fourth row, the array quantity of the first limiting holes of the second row and the array quantity of the first limiting holes of the third row are equal.

In one embodiment, the second limiting holes are longitudinally arranged in an equidistant array to form a first row; the first column is parallel to and/or coincides with the longitudinal limiting unit;

and/or one row of the second limiting holes is arranged in a longitudinal equidistant array and is a fourth row; the fourth row and the first row are arranged in parallel, and a fifth preset distance is arranged between the first row and the fourth row; the fourth column is parallel to and/or coincided with the longitudinal limiting unit;

a plurality of first limiting holes are longitudinally arranged in an equidistant array and form a second row; the second column is parallel to and/or coincided with the longitudinal limiting unit;

and/or one row of the first limiting holes is longitudinally arranged in an equidistant manner and is a third row; the third row and the second row are arranged in parallel, a sixth preset distance is arranged between the second row and the third row, and the sixth preset distance is smaller than the fifth preset distance; the third column is parallel to and/or coincides with the longitudinal limiting unit.

In one embodiment, the second column and/or the third column is/are disposed between the first column and the fourth column, and the distance between the second column and the first column is equal to the distance between the third column and the fourth row;

the lengths of the circle centers of the first holes of the first column, the fourth column, the second column and the third column are equal to the length of the circle center of the last hole;

the number of the arrays of the second limiting holes in the first row, the second limiting holes in the fourth row, the first limiting holes in the second row and the first limiting holes in the third row is equal.

In one embodiment, the diameter of the first position-limiting hole is larger than the diameter of the second position-limiting hole;

the circle centers of the second limiting holes corresponding to the circle centers of the first limiting holes are arranged on the same straight line.

In one embodiment, the positioning member includes:

the support is arranged on the first limiting hole and the second limiting hole, and a first positioning hole and a first fixing hole are further formed in the position, corresponding to the first limiting hole and the second limiting hole, of the support; the first limiting hole and the first positioning hole are coaxially arranged; the second limiting hole and the first fixing hole are coaxially arranged;

the positioning pin penetrates through a first positioning hole of the support, and the tail end of the positioning pin penetrates through the first limiting hole;

the fastening piece penetrates through the first fixing hole of the support, and the tail end of the fastening piece penetrates through the second limiting hole; and

the pressing block is movably connected on one surface of the support, and the pressing block and the support are arranged vertically and/or in parallel; the pressing block is provided with a second positioning hole and/or a second fixing hole and/or a first spring hole.

In one embodiment, the positioning member further includes:

the pull piece is provided with a first through hole, and the first through hole and the second fixing hole of the pressing block are coaxially arranged;

the guide rod is coaxially arranged with the first through hole and the second fixing hole;

the elastic piece is arranged in a first spring hole of the pressing block; and

the connecting block comprises a first plate and a second plate, two second plates are arranged on the vertical surface of the first plate, and the two second plates are respectively arranged on two sides of the first plate; the first plate is provided with a third positioning hole and/or a third fixing hole; the second plate is provided with a fourth fixing hole, and the third positioning hole and the second positioning hole of the pressing block are coaxially arranged; the third fixing hole and the second fixing hole of the pressing block.

In one embodiment, the support is further provided with:

the second through hole is coaxially arranged with the second fixing hole of the pressing block and the first through hole of the pulling piece; and

and the second spring hole and the first spring hole of the pressing block are coaxially arranged.

In one embodiment, the support is further provided with:

the convex block is vertically fixed on the top surface of the support and is arranged in the middle of the support; the lug is arranged between the two second plates of the connecting block;

the fifth fixing holes are formed in two sides of the lug; the fifth fixing hole is formed below the fourth fixing hole of the connecting block.

In one embodiment, the positioning assembly further comprises a vertical limiting unit, and the vertical limiting unit is vertically arranged with the transverse limiting unit and/or the longitudinal limiting unit; the vertical limiting unit comprises:

the supporting hole is arranged between the first limiting unit and the second limiting unit; and/or the supporting hole is arranged between the third limiting unit and the fourth limiting unit; and

the supporting seat, the supporting seat both ends are provided with the sixth fixed orifices, the sixth fixed orifices with support the coaxial setting in hole.

The utility model discloses one of them embodiment still provides a tray module, include:

a tray body; the positioning assembly is arranged on two sides of the tray body symmetrically.

In one embodiment, third through holes are symmetrically formed in two sides of the tray body, and first grooves are formed in the bottom of the tray body corresponding to the third through holes;

the bottom of the tray body is provided with a mounting groove which is arranged on the longitudinal central line of the tray body;

and second grooves are formed in the bottoms of the four corners of the tray body.

In one embodiment, the pallet module further comprises:

the side plates are arranged on two side surfaces of the tray body;

the bottom plate is arranged at the four edges of the bottom of the tray body and is surrounded to form a rectangle;

the rotating wheels are arranged at second grooves at four corners of the tray body, arc surfaces of the rotating wheels protrude out of the side edges of the tray body, and the bottom surfaces of the rotating wheels are higher than the bottom surface of the tray body; and

a code carrier; the code carrier is arranged at the mounting groove, and the shape of the mounting groove is matched with that of the code carrier; and the battery cell information is identified.

The utility model discloses one of them embodiment still provides a conveyor, include as above arbitrary one the tray module.

The positioning assembly, the tray module and the conveying device provided by the embodiment have the following beneficial effects:

1. the battery cell is respectively clamped in four directions by the transverse limiting unit and the longitudinal limiting unit, so that the battery cell is kept to have relative resistance all around, the battery cell is guaranteed to be tightly fixed between the transverse limiting unit and the longitudinal limiting unit in the subsequent process, the battery cell is prevented from moving or falling carelessly, the subsequent process is prevented from being influenced, and the working stability is greatly improved.

2. In one embodiment, the transverse limiting unit and the longitudinal limiting unit are inserted and pulled to realize positioning, so that the limiting size can be rapidly changed, various types, models and sizes of battery cells can be met, and the battery cells can be placed between the transverse limiting unit and the longitudinal limiting unit, thereby ensuring high efficiency, convenience and stable operation; greatly improving the working efficiency and the production efficiency, realizing multifunctional integration, not needing to replace the whole tray, and realizing diversified electric core positioning.

3. In one embodiment, the vertical limiting unit is arranged, and the transverse limiting unit and the longitudinal limiting unit are combined, so that multi-dimensional limiting and fixing of the battery cell are realized, the limiting and fixing of the battery cell are also realized on a horizontal plane and a vertical plane, the fixing of an X-axis plane, a Y-axis plane and a Z-axis plane is realized, the stable limiting and fixing of the battery cell are greatly improved, and the stability and the efficiency of work are also improved.

4. In one embodiment, the two end surfaces of the tray body are protected and the strength of the two ends of the tray body is enhanced through the side plates arranged on the two side surfaces of the tray body; and still be provided with the transport wear-resisting billet in tray body bottom, carry wear-resisting billet through thermal treatment process, make its antifriction, great increase tray body's life.

5. In one embodiment, the rotating wheels are arranged at the four corners of the tray body, so that friction generated at two sides and/or two ends of the tray body in the moving process is effectively avoided, and the service life of the tray body is effectively prolonged; the RFID chip carrier is also arranged on the tray, and the RFID chip carrier can know the information of the electric core on the tray by reading the information of the carrier; the RFID function can be read, written and cleared; when changing electric core, RFID has cleared into new electric core information again after the information of last electric core to the staff discerns and reads the electric core information on the tray module.

Drawings

In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the embodiments or the prior art descriptions will be briefly described below, it is obvious that the drawings in the following description are only some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to the structures shown in the drawings without creative efforts.

Fig. 1 is a schematic structural diagram of a positioning assembly according to an embodiment of the present invention;

fig. 2 is a schematic perspective view of a positioning assembly according to an embodiment of the present invention;

fig. 3 is a schematic view of an operating principle of the positioning assembly according to an embodiment of the present invention;

FIG. 4 is an enlarged schematic view of area A of the positioning assembly of FIG. 3;

FIG. 5 is an enlarged schematic view of area B of the positioning assembly of FIG. 3;

FIG. 6 is a schematic top view of the positioning assembly;

fig. 7 is a bottom schematic view of a tray body according to an embodiment of the present invention;

fig. 8 is a schematic perspective view of a tray body according to an embodiment of the present invention.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative efforts belong to the protection scope of the present invention.

It should be noted that, if the present invention relates to a directional indication (such as up, down, left, right, front, back, 8230 \8230;, 8230;), the directional indication is only used to explain the relative position relationship between the components in a specific posture, the motion situation, etc., and if the specific posture is changed, the directional indication is changed accordingly.

In addition, if there is a description relating to "first", "second", etc. in the embodiments of the present invention, the description of "first", "second", etc. is for descriptive purposes only and is not to be construed as indicating or implying relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defined as "first" or "second" may explicitly or implicitly include at least one of the feature. In addition, if the meaning of "and/or" and/or "appears throughout, the meaning includes three parallel schemes, for example," A and/or B "includes scheme A, or scheme B, or a scheme satisfying both schemes A and B. In addition, the technical solutions in the embodiments may be combined with each other, but it must be based on the realization of those skilled in the art, and when the technical solutions are contradictory to each other or cannot be realized, such a combination should not be considered to exist, and is not within the protection scope of the present invention.

The utility model discloses one of them embodiment provides a locating component, include:

a lateral limiting unit 100, and

the vertical limiting unit 200, the vertical limiting unit 200 with horizontal limiting unit 100 sets up perpendicularly, just vertical limiting unit 200 with be equipped with first preset interval between the central perpendicular line of horizontal limiting unit 100.

The positioning assembly provided by the above embodiment has the following beneficial effects:

the transverse limiting unit 100 and the longitudinal limiting unit 200 are arranged perpendicular to each other, and under the condition of normal operation, the battery cell 700 is placed between the transverse limiting unit 100 and the longitudinal limiting unit 200, and the battery cell 700 is respectively clamped in four directions by the transverse limiting unit 100 and the longitudinal limiting unit 200, so that the battery cell 700 is kept to have relative resistance at the front, the back, the left and the right, so that the battery cell 700 is firmly limited between the transverse limiting unit 100 and the longitudinal limiting unit 200, the battery cell 700 is ensured to be tightly fixed between the transverse limiting unit 100 and the longitudinal limiting unit 200 in the subsequent process, the battery cell 700 is prevented from being misplaced or carelessly falling off, the development of the subsequent process is influenced, and the working stability is greatly improved; the transverse limiting unit 100 and the longitudinal limiting unit 200 can rapidly change limiting dimensions in a plug-in positioning manner, so that battery cells 700 of various types, models and dimensions can be placed between the transverse limiting unit 100 and the longitudinal limiting unit 200, and the work is efficient, convenient and stable; greatly improves the working efficiency and the production efficiency, realizes multifunctional integration, does not need to replace the whole tray, and can realize the positioning of diversified battery cores 700.

According to the requirement, the transverse limiting unit 100 and the limiting unit are limiting forces in four directions on a horizontal plane, and it can also be understood that the transverse limiting unit 100 and the longitudinal limiting unit 200 can also be forces in four directions on a vertical plane, and the battery cell 700 clamped in the four directions can be stably limited and fixed therein by vertical and/or opposite acting forces in the four directions, so that normal and efficient development of subsequent processes is ensured.

Similarly, the horizontal plane and the vertical plane should be three dimensional planes, and specifically, the horizontal plane and the vertical plane include an X-axis plane, a Y-axis plane, and a Z-axis plane.

In one embodiment, the lateral limiting unit 100 comprises:

the first position-limiting unit 110 is provided with a first limiting unit,

a second limiting unit 120, wherein a first distance is arranged between the second limiting unit 120 and the first limiting unit 110, and the first distance is greater than the longitudinal limiting unit 200; the first limiting unit 110 and the second limiting unit 120 are arranged in parallel.

In this embodiment, the first limiting unit 110 and the second limiting unit 120 are two lateral opposite forces, and the two corresponding side surfaces of the battery cell 700 are clamped and pushed by the two lateral opposite forces, and the two side surfaces are opposite surfaces of the battery cell 700, so that the battery cell 700 cannot move in the lateral directions of the two side surfaces, and is firmly limited in the lateral position by the first limiting unit 110 and the second limiting unit 120.

As required, the first limiting unit 110 and the second limiting unit 120 are two lateral opposing forces on a horizontal plane, and similarly, the first limiting unit 110 and the second limiting unit 120 may also be two lateral opposing forces on a vertical plane.

Similarly, the horizontal plane and the vertical plane should be three dimensional planes, and specifically, the horizontal plane and the vertical plane include an X-axis plane, a Y-axis plane, and a Z-axis plane.

In one embodiment, the longitudinal restraining unit 200 is disposed between the first restraining unit 110 and the second restraining unit 120; the longitudinal stopper unit 200 includes:

a third limiting unit 210, and;

a fourth limiting unit 220, wherein the fourth limiting unit 220 is arranged in parallel with the third limiting unit 210; a second distance is arranged between the third limiting unit 210 and the fourth limiting unit 220; the second distance is greater than the lateral limiting unit 100.

In this embodiment, the third limiting unit 210 and the fourth limiting unit 220 are two longitudinal opposite forces, and the two corresponding side surfaces of the battery cell 700 are clamped and pushed by the two longitudinal opposite forces, and the two side surfaces are opposite surfaces of the battery cell 700, so that the battery cell 700 cannot move in the longitudinal direction of the two side surfaces, and is firmly limited in the longitudinal position by the first limiting unit 110 and the second limiting unit 120.

As required, the first limiting unit 110 and the second limiting unit 120 are two longitudinal opposite forces on a horizontal plane, and similarly, the first limiting unit 110 and the second limiting unit 120 may also be two longitudinal opposite forces on a vertical plane.

Similarly, the horizontal plane and the vertical plane should be three dimensional planes, and specifically, the horizontal plane and the vertical plane include an X-axis plane, a Y-axis plane and a Z-axis plane.

In one embodiment, the first limiting unit 110, the second limiting unit 120, the third limiting unit 210 and the fourth limiting unit 220 each comprise:

a limiting hole 400, and

and the positioning piece 500, wherein the positioning piece 500 is movably connected with the limiting hole 400.

In the embodiment, the positioning member 500 is movably matched with the limiting hole 400, so that the operability of the positioning member and the limiting hole 400 is greatly improved, and the battery cell 700 is limited and fixed by movably matching and positioning the positioning member 500 and the limiting hole 400 at a proper distance; specifically, the positioning element 500 is inserted into the limiting hole 400 at the positions of the first limiting unit 110, the second limiting unit 120, the third limiting unit 210 and the fourth limiting unit 220, and is placed at the intersection point corresponding to the first limiting unit 110, the second limiting unit 120, the third limiting unit 210 and the fourth limiting unit 220, so that the battery cell 700 is limited and fixed by the forces in four directions. And is connected with spacing hole 400 active mode through setting element 500, makes first spacing unit 110, second spacing unit 120, third spacing unit 210 and fourth spacing unit 220 can satisfy and carry out spacing fixedly to various types, model and size's electric core 700, very big improvement job stabilization nature, and efficiency, realized tray integration operation, need not to change the tray just can satisfy and carry out spacing fixedly to various electric cores 700, and easy dismounting.

In one embodiment, the limiting hole 400 comprises:

a first limiting hole 410, and

a second spacing hole 420, wherein a second preset distance is arranged between the second spacing hole 420 and the first spacing hole 410;

the positioning member 500 is disposed through the first position-limiting hole 410 and/or the second position-limiting hole 420.

In this embodiment, the positioning element 500 is respectively inserted into the first limiting hole 410 and the second limiting hole 420, so that the positioning element 500 is more stably installed, the first limiting hole 410 is a pin hole for movable positioning, and the second limiting hole 420 is a through hole or a threaded hole for fastening the positioning element 500; in the normal working process, the positioning member 500 is placed above the first limiting hole 410 and the second limiting hole 420, the positioning member 500 is positioned with the first limiting hole 410 firstly, and then the positioning member 500 is fastened with the second limiting hole 420, so that the positioning member 500 is prevented from falling off or loosening in the subsequent working process, the working stability is ensured, the working efficiency is improved, the manual operation is reduced, and the working error rate, the working cost and the accident condition are reduced; the high-efficiency operation of the work is greatly guaranteed. When the model of the battery cell 700 needs to be changed, the positioning member 500 is detached again, and is detached from the second limiting hole 420, and then the positioning with the first limiting hole 410 is released, and the first limiting hole 410 and the second limiting hole 420 which are suitable corresponding to the battery cell 700 are found, and then the installation operation is performed. Through right the setting element 500 earlier with first spacing hole 410 carries out simple efficient movable location, wait to find that this position is suitable after carrying out spacing fixed back to electric core 700, begin again with setting element 500 with spacing hole 420 of second carries out fastening formula installation, has improved work efficiency greatly, avoids the work of repeated dismantlement.

In one embodiment, the first position-limiting hole 410 and the second position-limiting hole 420 are arranged in parallel;

the first position-limiting holes 410 are arranged between the second position-limiting holes 420;

and/or the second position-limiting hole 420 is disposed at two sides of the first position-limiting hole 410.

In this embodiment, first spacing hole 410 sets up between the spacing hole 420 of second, it is right to make things convenient for the staff to use setting element 500 first spacing hole 410 with the spacing hole 420 of second carries out the installation operation, great improvement work convenience, high efficiency.

In one embodiment, the second limiting holes 420 are arranged in a plurality of transversely equidistant arrays and form a first row; the first row is parallel and/or coincident with the lateral restraining unit 100;

and/or the second limiting holes 420 are also transversely arranged in an equidistant array in a row, namely a fourth row; the fourth row is arranged in parallel with the first row, and a third preset distance is arranged between the first row and the fourth row; the fourth row is parallel to and/or coincides with the lateral restraining unit 100;

a plurality of first limiting holes 410 are arranged in a transverse equidistant array and form a second row; the second row is parallel to and/or coincides with the lateral restraining unit 100;

and/or the first limiting holes 410 are further transversely arranged in an equidistant array in a row, which is a third row; the third row and the second row are arranged in parallel, a fourth preset distance is arranged between the second row and the third row, and the fourth preset distance is smaller than the third preset distance; the third row is parallel to and/or coincides with the lateral restraining element 100.

In this embodiment, the first limiting unit 110 and the second limiting unit 120 are provided with a plurality of first limiting holes 410 and second limiting holes 420 at equal intervals, and the first limiting holes 410 and the second limiting holes 420 are further provided with a plurality of rows; specifically, two rows of the first limiting holes 410 and two rows of the second limiting holes 420 are respectively arranged in the first limiting unit 110 and the second limiting unit 120, there are four rows, the two rows of the first limiting holes 410 are arranged between the two rows of the second limiting holes 420, and the two rows of the first limiting holes 410 and the two rows of the second limiting holes 420 are both arranged in parallel; under the normal operating condition, set up a plurality ofly through the equidistance array first spacing hole 410 with the spacing hole 420 of second for setting element 500 is in respectively first spacing unit 110 with a plurality ofly that the equidistance array set up on the spacing unit 120 first spacing hole 410 with arbitrary installation is carried out on the spacing hole 420 of second, places electric core 700 the installation is good between first spacing unit 110 and the spacing unit 120 of second of setting element 500, thereby satisfies electric core 700 of various types, model and size and places on horizontal spacing unit 100.

In one embodiment, the second row and/or the third row are/is arranged between the first row and the fourth row, and the distance from the second row to the first row is equal to the distance from the third row to the fourth row;

the lengths of the circle centers of the first holes of the first row, the fourth row, the second row and the third row are equal to the length of the circle center of the last hole;

the number of the arrays of the second limiting hole 420 of the first row, the second limiting hole 420 of the fourth row, the first limiting hole 410 of the second row and the first limiting hole 410 of the third row are equal.

In this embodiment, two rows of the first limiting holes 410 and two rows of the second limiting holes 420, which are disposed in the first limiting unit 110, are disposed in parallel, the number of the two rows of the first limiting holes 410 is equal to that of the two rows of the second limiting holes 420, and the pitch between two adjacent holes of the first limiting holes 410 is equal to that between two adjacent holes of the second limiting holes 420; the two rows of first limiting holes 410 are arranged between the two rows of second limiting holes 420, the distances from the two rows of first limiting holes 410 to the two rows of second limiting holes 420 are equal, specifically, counted from top to bottom, the first row is the second limiting holes 420, the second and third rows are the first limiting holes 410, the fourth row is the second limiting holes 420, and the distance from the first row to the second row is equal to the distance from the fourth row to the third row; and/or the distance of the first row to the third row is equal to the distance of the fourth row to the second row.

According to the requirement, the first limiting unit 110 and the second limiting unit 120 may also be symmetrically arranged. In this embodiment, the first limiting unit 110 and the second limiting unit 120 are arranged differently, specifically, a distance between the first row and the second row of the first limiting unit 110 is greater than a distance between the first row and the second row of the second limiting unit 120; the distance from the second row of the first spacing unit 110 to the third row is smaller than the distance from the second row of the second spacing unit 120 to the third row; the first row of the second stopper unit 120 is disposed at a position lower than the first row of the first stopper unit 110; the number of the first limiting holes 410 and the second limiting holes 420 of the first limiting unit 110 is equal to the number of the first limiting holes 410 and the second limiting holes 420 of the second limiting unit 120, and the length of the first limiting holes and the length of the second limiting holes are correspondingly equal.

In one embodiment, a plurality of the second limiting holes 420 are arranged in a longitudinally equidistant array and form a first row; the first column is parallel to and/or coincides with the longitudinal restraining unit 200;

and/or the second limiting holes 420 are also longitudinally arranged in an equidistant array, and are arranged in a fourth row; the fourth row is arranged in parallel with the first row, and a fifth preset distance is arranged between the first row and the fourth row; the fourth column is parallel to and/or coincides with the longitudinal restraining unit 200;

a plurality of first limiting holes 410 are longitudinally arranged in an equidistant array to form a second row; the second column is parallel to and/or coincides with the longitudinal restraining unit 200;

and/or a row of the first limiting holes 410 is longitudinally arranged in an equidistant manner, and is a third row; the third row and the second row are arranged in parallel, a sixth preset distance is arranged between the second row and the third row, and the sixth preset distance is smaller than the fifth preset distance; the third column is parallel to and/or coincides with the longitudinal restraining element 200.

According to the requirement, the third limiting unit 210 and the fourth limiting unit 220 may also be symmetrically disposed, and the third limiting unit 210 and the fourth limiting unit 220 may be correspondingly disposed on the vertical center line of the transverse limiting unit 100.

Specifically, in this embodiment, the third limiting unit 210 and the fourth limiting unit 220 are provided with a plurality of first limiting holes 410 and a plurality of second limiting holes 420 at equal intervals, and the first limiting holes 410 and the second limiting holes 420 are further provided with a plurality of rows; the third position-limiting unit 210 is provided with two rows of the first position-limiting holes 410 and two rows of the second position-limiting holes 420, and four rows of the first position-limiting holes 410 are arranged between the two rows of the second position-limiting holes 420, and the two rows of the first position-limiting holes 410 and the two rows of the second position-limiting holes 420 are arranged in parallel; the distance between the limiting holes 400 of the third limiting unit 210 is equal to the distance between the limiting holes 400 of the first limiting unit 110; under normal operating conditions, set up a plurality ofly through the equidistance array first spacing hole 410 with spacing hole 420 of second for setting element 500 is in respectively third spacing unit 210 with it is a plurality of that the equidistance array set up on the fourth spacing unit 220 first spacing hole 410 with arbitrary installation is carried out on the spacing hole 420 of second, places electric core 700 the installation is good between third spacing unit 210 and the fourth spacing unit 220 of setting element 500, thereby satisfy the electric core 700 of various types, model and size and place on the horizontal spacing unit 100.

In one embodiment, the second column and/or the third column is disposed between the first column and a fourth column, and a distance between the second column and the first column is equal to a distance between the third column and the fourth row;

the lengths of the circle centers of the first holes of the first column, the fourth column, the second column and the third column are equal to the length of the circle center of the last hole;

the number of the arrays of the second limiting holes 420 in the first column, the second limiting holes 420 in the fourth column, the first limiting holes 410 in the second column and the first limiting holes 410 in the third column is equal.

In this embodiment, two columns of the first limiting holes 410 and two columns of the second limiting holes 420, which are arranged in the third limiting unit 210, are arranged in parallel, the number of the two columns of the first limiting holes 410 is equal to that of the two columns of the second limiting holes 420, and the pitch between two adjacent holes of the first limiting holes 410 is equal to that between two adjacent holes of the second limiting holes 420; the two rows of first limiting holes 410 are arranged between the two rows of second limiting holes 420, the two rows of first limiting holes 410 are respectively equal in distance from the two rows of second limiting holes 420, specifically, the distance from the left to the right is counted, the first row is the second limiting holes 420, the second and third rows are the first limiting holes 410, the fourth row is the second limiting holes 420, and the distance from the first row to the second row is equal to the distance from the fourth row to the third row; and/or the distance of the first column to the third column is equal to the distance of the fourth column to the second column.

According to the requirement, the third limiting unit 210 and the fourth limiting unit 220 can also be symmetrically arranged. In this embodiment, the third limiting unit 210 and the fourth limiting unit 220 are arranged differently, specifically, a distance between the first row and the second row of the first limiting unit 110 is equal to a distance between the first column and the second column of the third limiting unit 210, a distance between the second row and the third row of the first limiting unit 110 is equal to a distance between the second column and the third column of the third limiting unit 210, and distances between hole centers of two adjacent limiting holes 400 in each row and/or each column are also equal; the length of each row of the third limiting unit 210 is less than the length of each row of the corresponding first limiting unit 110; the fourth position-limiting unit 220 is provided with two first position-limiting holes 410 and two second position-limiting holes 420, and is disposed on the same straight line, and the two second position-limiting holes 420 of the fourth position-limiting unit 220 are disposed between the two first position-limiting holes 410.

In one embodiment, the diameter of the first position-limiting hole 410 is larger than the diameter of the second position-limiting hole 420;

the centers of the circles of the first limiting holes 410 and the second limiting holes 420 are arranged on the same straight line.

The first limiting hole 410 and/or the second limiting hole 420 may also be the same, such as blind holes, through holes, or threaded holes, as required. In this embodiment, the first limiting hole 410 and the second limiting hole 420 are different, specifically, the first limiting hole 410 is a pin hole and is a blind hole; the second limiting hole 420 is a threaded hole and is a blind hole. Under the normal working condition, firstly, the positioning pin 520 is used for movably inserting and positioning the positioning piece 500 and the first limiting hole 410, then the fastening piece 530 is used for fastening and limiting the positioning piece 500 and the second limiting hole 420, and the falling or loosening is avoided, after the battery cell 700 is placed, whether the size requirement of the battery cell 700 is met or not is judged on the corresponding limiting hole 400 through placing the positioning pin 520 and the positioning piece 500 on the first limiting unit 110, the second limiting unit 120, the third limiting unit 210 and the fourth limiting unit 220, if the size requirement of the battery cell 700 is not met, the battery cell can be taken out again and then put into a proper position correspondingly, the situation that the fastening and limiting are carried out at the beginning is avoided, and the working efficiency is greatly improved; the first limiting hole 410 and the second limiting hole 420 are used for changing the positions of the installation positioning piece 500 according to the sizes of different battery cells 700, so that the different battery cells 700 have clamping effects, and the first limiting hole 410 and the second limiting hole 420 can be understood as installation holes for switching the positions of the positioning piece 500 when the battery cells 700 are changed.

In one embodiment, the positioning member 500 includes:

the support 510 is arranged on the first limiting hole 410 and the second limiting hole 420, and a first positioning hole and a first fixing hole are further arranged at the position of the support 510 corresponding to the first limiting hole 410 and the second limiting hole 420; the first limiting hole 410 and the first positioning hole are coaxially arranged; the second limiting hole 420 and the first fixing hole are coaxially arranged;

the positioning pin 520 penetrates through the first positioning hole of the support 510, and the tail end of the positioning pin 520 penetrates through the first limiting hole 410;

a fastening member 530, wherein the fastening member 530 passes through the first fixing hole of the support 510, and the end of the fastening member 530 passes through the second limiting hole 420; and

the pressing block 540 is movably connected to one surface of the support 510, and the pressing block 540 is arranged perpendicular to and/or parallel to the support 510; the pressing block 540 is provided with a second positioning hole and/or a second fixing hole and/or a first spring hole.

According to the requirement, the first positioning hole and the first fixing hole can be arranged in the same way. In this embodiment, the first positioning hole and the first fixing hole are different, specifically, the first positioning hole is a pin hole and a through hole, the positioning pin 520 is disposed in the first positioning hole, and the end of the positioning pin 520 is inserted into the first limiting hole 410 to accurately position the positioning member 500. Two first positioning holes are formed in the support 510, and two positioning pins 520 are inserted into the two positioning holes, so that the movable positioning of the positioning piece 500 is completed by inserting the two positioning pins 520 into the first positioning holes 410 due to the coaxial arrangement of the first positioning holes and the first limiting holes 410, and the positioning piece 500 cannot move under the action of the two positioning pins 520 and can only be pulled out from the upper side; the displacement is avoided, and the primary positioning effect is efficiently completed; after it is determined that the position meets the positioning requirement of the battery cell 700, the fastening member 530 is inserted into the first fixing hole of the support 510, and the positioning member 500 is fastened and positioned. The first fixing hole is a countersunk through hole, and the fastener 530 can be quickly connected with the second limiting hole 420 through the countersunk through hole, so that the working efficiency is greatly improved; and through the countersunk head through hole, the fastener 530 is matched and limited with the first fixing hole, the positioning fastening force is effectively improved, the conditions that the fastener 530 is hooked out due to accidents in the working process and the like are prevented, and the condition that the fastener 530 extends out of the surface of the support 510, so that the appearance is influenced, and workers are easily scratched carelessly and the like is avoided. The fastener 530 is a screw or a bolt; according to the requirement, the pressing block 540 is made of a metal material; in this embodiment, the pressing block 540 is made of POM material, also called steel.

The pressing block 540 may be installed on one side of the support 510 or may be slidably coupled to the support 510, as required. In this embodiment, the pressing blocks 540 of the first limiting unit 110 and the third limiting unit 210 are provided with two second fixing holes and two first spring holes, the second fixing holes are disposed on two sides of the pressing block 540, a distance between the two first spring holes is smaller than a distance between the two second fixing holes, the two first spring holes are disposed between the two second fixing holes, and the pressing blocks 540 of the first limiting unit 110 and the third limiting unit 210 are both slidably connected with the corresponding supports 510 of the first limiting unit 110 and the third limiting unit 210 through the second fixing holes and the elastic members 570; the pressing blocks 540 of the second limiting unit 120 and the fourth limiting unit 220 are mounted on one surface of the corresponding support 510, and are respectively arranged opposite to the pressing blocks 540 of the first limiting unit 110 and the third limiting unit 210.

In one embodiment, the positioning member 500 further includes:

the pull piece 550 is provided with a first through hole, and the first through hole is coaxially arranged with the second fixing hole of the pressing block 540;

the guide rod 560, the guide rod 560 and the first through hole and the second fixing hole are coaxially arranged;

the elastic piece 570 is arranged in the first spring hole of the pressing block 540; and

the connecting block 580 comprises a first plate 581 and a second plate 582, wherein two second plates 582 are arranged on the vertical surface of the first plate 581, and the two second plates 582 are respectively arranged on two sides of the first plate 581; the first plate 581 is provided with a third positioning hole and/or a third fixing hole; the second plate 582 is provided with a fourth fixing hole, and the third positioning hole is coaxially arranged with the second positioning hole of the pressing block 540; the third fixing hole is connected to the second fixing hole of the pressing block 540.

Specifically, the pressing block 540 of the first limiting unit 110 and the third limiting unit 210 are connected with the second fixing hole of the pressing block 540 through the guide rod 560 in a fastening manner, specifically, connected by a screw or a bolt; the other end of the guide rod 560 is connected to the pull tab 550, the guide rod 560 is coaxially disposed with the first through hole of the pull tab 550, the elastic member 570 is disposed between the pressing block 540 and the support 510 of the first limiting unit 110 and the third limiting unit 210, specifically, in the first spring hole of the pressing block 540, the elastic member 570 is a rectangular spring, and the rectangular spring is coaxially disposed with the first spring hole.

The pressing block 540 of the second limiting unit 120 is connected to the support 510 through the connecting block 580, specifically, the pressing block 540 of the second limiting unit 120 is provided with a second fixing hole and a second positioning hole, the second fixing hole and the second positioning hole respectively correspond to a third fixing hole and a third positioning hole of the first plate 581 of the connecting block 580, and after the positioning pin 520 passes through the second positioning hole and the third positioning hole for positioning, the pressing block 540 and the connecting block 580 are fixed by the fastening member 530 passing through the second fixing hole and the third fixing hole.

In one embodiment, the support 510 is further provided with:

the second through hole is coaxially arranged with the second fixing hole of the pressing block 540 and the first through hole of the pulling piece; and

and the second spring hole is coaxially arranged with the first spring hole of the pressing block 540.

In this embodiment, the guide rods 560 of the first and third limiting units 110 and 210 are coaxially disposed with the second through hole of the holder 510, and the guide rods 560 pass through the second through hole; under the normal working condition, the elastic member 570 is arranged between the pressing block 540 and the support 510, specifically between the first spring hole and the second spring hole of the pressing block 540, and the support 510, the first limiting hole 410 and the second limiting hole 420 are positioned and fixed, so that the pressing block 540 slides on the support 510 through the guide rod 560 under the elastic action of the rectangular spring, and the pull tab 550 is arranged at the other end of the support 510, so that on one hand, the distance limitation can be performed on the pressing block 540, and the pressing block 540 is prevented from being popped out under the action force of the spring to cause falling; on the other hand, a driving piece is further arranged, and after the driving piece is unlocked, the sheet is driven, so that the pressing block 540 is driven to move towards the support 510, and the spring is compressed; at this time, the clamping force on the battery cell 700 is released by the first limiting unit 110 and the second limiting unit 120, the battery cell 700 can be taken out or replaced, and when the size difference between the battery cell 700 to be replaced and the previous battery cell 700 is not large, in this way, an efficient replacement effect is achieved, multiple insertion and extraction positioning is avoided, and the production efficiency is greatly improved, only the battery cell 700 needs to be attached to the pressing blocks 540 of the second limiting unit 120 and the fourth limiting unit 220, and the driving part is locked again, and/or the acting force of the driving part on the pulling piece 550 is released, and under the reactive force of the rectangular spring, the pressing blocks 540 of the first limiting unit 110 and the third limiting unit 210 are pushed to move until the pressing blocks 540 of the second limiting unit 120 and the fourth limiting unit 220 are matched to prop against the battery cell 700, so as to perform limiting and fixing again on the battery cell 700; the battery cell 700 can be tightly pressed by using the guide rod 560 and the rectangular spring for connection and fixation, and the pressing block 540 can slide on the support 510 when the pressing block 540 compresses the spring; similarly, can understand that pulling piece 550 can draw the face for tray module unblock use, and after the unblock, when needing to change electric core 700 or needing to let electric core 700 become natural state, through behind this pulling piece 550 of cylinder pulling, let electric core 700 become natural state, it is spacing not compressed tightly by piece 540.

In one embodiment, the support 510 is further provided with:

the bump 511 is vertically fixed on the top surface of the support 510, and the bump 511 is arranged in the middle of the support 510; the bump 511 is disposed between the two second plates 582 of the connection block 580;

fifth fixing holes provided at both sides of the bump 511; the fifth fixing hole is disposed below the fourth fixing hole of the connection block 580.

In this embodiment, the support 510 of the second limiting unit 120 is connected by setting the bump 511 and the second fixing hole, and passing through the fourth fixing hole and the fifth fixing hole of the second plate 582 of the connecting block 580 via the fastening member 530, and the number and the shape of the fourth fixing hole and the fifth fixing hole may be changed as needed, in this embodiment, the fourth fixing hole of the connecting block 580 is straight notch-shaped, the number of the fifth fixing holes is three, and by setting a plurality of circular threaded holes, the support 510 may be better connected in matching with the connecting block 580, and the connecting block 580 may be more conveniently fixed by the straight notch-shaped and the plurality of circular threaded holes, and only the bump 511 of the connecting block 580 needs to be placed on the support 510, and the connecting block 580 may be intuitively fixed according to observing the plurality of circular threaded holes below the straight notch; the bump 511 is arranged between the fifth fixing holes on the two sides, so that the connecting block 580 can be initially limited, the hole positions between the connecting block 580 and the support 510 are aligned conveniently and efficiently, and the working efficiency is greatly improved.

Specifically, support 510 top surface middle part still sets up the concave position of will step, lug 511 sets up in the concave position department of step, just the fifth fixed orifices also sets up in the concave position department of step, second board 582 of connecting block 580 and the concave position laminating of step have realized the effect of quick location to connecting block 580 through the concave position of step for the fifth fixed orifices of the concave position of step with the fourth fixed orifices of second board 582 of connecting block 580 can align fast, and is convenient high-efficient, great improvement work efficiency.

In one of the embodiments, the positioning assembly comprises a vertical limiting unit 300, wherein the vertical limiting unit 300 is arranged perpendicular to the transverse limiting unit 100 and/or the longitudinal limiting unit 200; the vertical stopper unit 300 includes:

a support hole 310, wherein the support hole 310 is disposed between the first limiting unit 110 and the second limiting unit 120; and/or the support hole 310 is disposed between the third limiting unit 210 and the fourth limiting unit 220; and

the supporting seat 320, the supporting seat 320 both ends are provided with the sixth fixed orifices, the sixth fixed orifices with support the coaxial setting in hole 310.

In this embodiment, by setting the vertical limiting unit 300 and combining the horizontal limiting unit 100 and the vertical limiting unit 200, the multi-dimensional limiting and fixing of the battery cell 700 is realized, the stable limiting and fixing of the battery cell 700 is greatly improved, and the stability and efficiency of the work are also improved.

Specifically, the support holes 310 are also provided with multiple rows and multiple columns, and two support seats 320 are provided, so that the two support seats 320 support the two sides of the bottom of the battery cell 700, the battery cell 700 can more stably complete various processes, and the problem that the subsequent processes are influenced due to looseness caused by unstable support is avoided; and the two supporting seats 320 are respectively matched with the supporting holes 310 for use, so that the fixed positions of the two supporting seats 320 can meet the requirements of the battery cores 700 of various types, models and sizes, and the requirement that the battery cores 700 can be stably placed on the supporting seats 320 is met. In normal operation, according to the size of the battery cell 700, two supporting seats 320 are respectively and correspondingly placed on the corresponding supporting holes 310, the distance between the two supporting seats 320 is smaller than the size of the battery cell 700, and the positions of the two supporting seats 320 may be symmetrical or evenly stressed or on the corresponding supporting holes 310 which can make the battery cell 700 not fall down, and then the two supporting seats pass through the sixth fixing hole through the fastening piece 530 and are connected and fixed with the supporting holes 310; finally, the electrical core 700 is transversely and longitudinally positioned by the transverse limiting unit 100 and the longitudinal limiting unit 200, and the specific operation steps are clearly described in the above implementation and are not described herein again. The battery cells 700 of various types, models and sizes are effectively and conveniently limited and fixed stably by the transverse limiting unit 100, the longitudinal limiting unit 200 and the vertical limiting unit 300; the large battery cell 700 has a large distance, and the small battery cell 700 has a small distance, so that the battery cell 700 is placed on the large battery cell 700 in a more stable posture; the efficiency, stability and convenience of work are greatly improved, and the tray integrated positioning battery cell 700 is realized.

According to the needs, the battery cell 700 can be positioned above or at four corners of the battery cell 700, so that the battery cell 700 can be positioned in all directions.

The utility model discloses one of them embodiment still provides a tray module, include:

a tray body 600; the positioning assembly as described above is symmetrically arranged on both sides of the tray body 600.

In this embodiment, the positioning assemblies as described above are symmetrically disposed on the tray body 600, so that the same tray body 600 can work on a plurality of battery cells 700, and the battery cells 700 may be of the same or different types, models, and sizes, and work synchronously, which is more efficient.

One or more positioning components can be arranged on the tray body 600 according to different requirements, and the number of the positioning components can be increased or reduced according to different requirements.

In one embodiment, third through holes 601 are symmetrically formed in two sides of the tray body 600, and a first groove is formed in the bottom of the tray body 600 at a position corresponding to the third through holes 601;

the bottom of the tray body 600 is provided with a mounting groove which is arranged on the longitudinal central line of the tray body 600;

the bottom of four angles of tray body 600 is provided with the second recess.

In this embodiment, the tray body 600 is provided with a plurality of third through holes 601 for installing the positioning and guiding bushings, and the third through holes 601 correspond to the first grooves at the bottom of the tray body 600, the third grooves are symmetrically arranged at two sides of the tray body 600, three third through holes 601 and three first grooves are respectively arranged at two sides of the tray body 600, the three third through holes 601 and/or the three first grooves are connected to each other to form an isosceles triangle, the three third through holes 601 and/or the three first grooves are arranged at three corners of the isosceles triangle, the bottom plate 620 of the isosceles triangle is parallel to the symmetry line at two sides of the tray body 600, and the center line of the isosceles triangle coincides with the central vertical line of the symmetry line of the tray body 600; one isosceles corner of the isosceles triangle is disposed between the second row of the first limiting holes 410 of the second limiting unit 120 and the third row of the first limiting holes 410 of the second limiting unit 120; the dragging mechanism is connected with the tray body 600 through the third through hole 601, and can stabilize the working effect of the tray body 600.

In one embodiment, the pallet module further comprises:

a side plate 610, wherein the side plate 610 is disposed on two side surfaces of the tray body 600;

the bottom plate 620 is arranged at the four edges of the bottom of the tray body 600, and the bottom plate 620 is arranged to form a rectangle;

the rotating wheels 630 are arranged at second grooves at four corners of the tray body 600, arc surfaces of the rotating wheels 630 protrude out of the side edges of the tray body 600, and the bottom surfaces of the rotating wheels 630 are higher than the bottom surface of the tray body 600; and

a code carrier 640; the code carrier 640 is arranged at the installation groove, and the shape of the installation groove is matched with that of the code carrier 640; for identifying the cell 700 information.

In this embodiment, the side plates 610 disposed on the two side surfaces of the tray body 600 protect the two end surfaces of the tray body 600 and reinforce the strength of the two ends of the body; through setting up the bottom plate 620 in tray body 600 bottom, bottom plate 620 is for carrying wear-resisting billet, carry wear-resisting billet through thermal treatment process, make its antifriction, great increase tray body 600's life. The four corners of the tray body 600 are movably provided with rotating wheels 630, each rotating wheel 630 comprises a rotating wheel, a rotating shaft and nuts, the rotating shafts are in sleeve joint with the rotating wheels and rotate, the rotating shafts penetrate through holes correspondingly formed in the four corners of the tray body 600, and the rotating shafts are in threaded connection with the nuts and the rotating shafts and fixed at the four corners of the tray body 600; the friction generated at two sides and/or two ends of the tray body 600 in the moving process is effectively avoided, and the service life of the tray body 600 is effectively prolonged; the code carrier 640 is a tray RFID code carrier 640, and the RFID knows the information of the battery cell 700 on the tray by reading the information of the code carrier 640; the RFID function can be read, written and cleared; when changing electric core 700, the RFID again writes in new electric core 700 information after finishing the information of last electric core 700 to the staff discerns the electric core 700 information of reading on the tray module.

The utility model also provides a conveying device, which comprises the pallet module; since the advantages and the advantages of the tray module have been described in the above embodiments, since the conveying device includes the tray module, the conveying device also has the corresponding advantages and the advantages, and the description thereof is omitted.

The above only be the preferred embodiment of the utility model discloses a not consequently restriction the utility model discloses a patent range, all are in the utility model discloses a conceive, utilize the equivalent structure transform of what the content was done in the description and the attached drawing, or direct/indirect application all is included in other relevant technical field the utility model discloses a patent protection within range.

Claims (20)

1. A positioning assembly, comprising:

a lateral limiting unit, and

the vertical limiting unit is perpendicular to the transverse limiting unit, and a first preset interval is arranged between the vertical limiting unit and a central vertical line of the transverse limiting unit.

2. The positioning assembly of claim 1, wherein the lateral restraining unit comprises:

a first position-limiting unit for limiting the position of the sliding block,

a first spacing is arranged between the second limiting unit and the first limiting unit, and the first spacing is larger than the longitudinal limiting unit; the first limiting unit and the second limiting unit are arranged in parallel.

3. The positioning assembly of claim 2, wherein the longitudinal stop unit is disposed between the first stop unit and the second stop unit; the longitudinal limiting unit comprises:

a third limiting unit, and;

the fourth limiting unit is arranged in parallel with the third limiting unit; a second distance is arranged between the third limiting unit and the fourth limiting unit; the second distance is larger than the transverse limiting unit.

4. The positioning assembly of claim 3, wherein the first, second, third and fourth spacing units each comprise:

a limit hole, and

and the positioning piece is movably connected with the limiting hole.

5. The positioning assembly of claim 4, wherein the restraint aperture comprises:

a first limiting hole, and

a second preset space is arranged between the second limiting hole and the first limiting hole;

wherein the positioning member penetrates through the first limiting hole and/or the second limiting hole.

6. The positioning assembly of claim 5,

the first limiting hole and the second limiting hole are arranged in parallel;

the first limiting holes are arranged between the second limiting holes;

and/or the second limiting hole is arranged at two sides of the first limiting hole.

7. The positioning assembly of claim 6,

a plurality of second limiting holes are arranged in an array at equal intervals in the transverse direction to form a first row; the first row is parallel to and/or coincides with the transverse limiting unit;

and/or the second limiting holes are also transversely arranged in an equidistant array in a row which is a fourth row; the fourth row is arranged in parallel with the first row, and a third preset distance is arranged between the first row and the fourth row; the fourth row is parallel to and/or coincides with the transverse limiting unit;

a plurality of first limiting holes are arranged in a transverse equidistant array to form a second row; the second row is parallel to and/or coincides with the transverse limiting unit;

and/or the first limiting holes are also transversely arranged in an equidistant array in a row, which is a third row; the third row and the second row are arranged in parallel, a fourth preset distance is arranged between the second row and the third row, and the fourth preset distance is smaller than the third preset distance; the third row is parallel to and/or coincides with the lateral limiting unit.

8. The positioning assembly of claim 7,

the second row and/or the third row are/is arranged between the first row and the fourth row, and the distance from the second row to the first row is equal to the distance from the third row to the fourth row;

the lengths of the circle centers of the first holes of the first row, the fourth row, the second row and the third row are equal to the length of the circle center of the last hole;

the array quantity of the second limiting holes of the first row, the array quantity of the second limiting holes of the fourth row, the array quantity of the first limiting holes of the second row and the array quantity of the first limiting holes of the third row are equal.

9. The positioning assembly of claim 6,

a plurality of second limiting holes are longitudinally arranged in an equidistant array to form a first row; the first column is parallel to and/or coincides with the longitudinal limiting unit;

and/or one row of the second limiting holes is arranged in a longitudinal equidistant array and is a fourth row; the fourth row is arranged in parallel with the first row, and a fifth preset distance is arranged between the first row and the fourth row; the fourth column is parallel to and/or coincides with the longitudinal limiting unit;

a plurality of first limiting holes are longitudinally arranged in an equidistant array to form a second row; the second column is parallel to and/or coincided with the longitudinal limiting unit;

and/or one row of third rows of first limiting holes are also longitudinally arranged at equal intervals; the third row and the second row are arranged in parallel, a sixth preset distance is arranged between the second row and the third row, and the sixth preset distance is smaller than the fifth preset distance; the third column is parallel to and/or coincides with the longitudinal limiting unit.

10. The positioning assembly of claim 9,

the second column and/or the third column is disposed between the first column and a fourth column, and a distance between the second column and the first column is equal to a distance between the third column and the fourth column;

the lengths of the circle centers of the first holes of the first column, the fourth column, the second column and the third column are equal to the length of the circle center of the last hole;

the number of the arrays of the second limiting holes in the first row, the second limiting holes in the fourth row, the first limiting holes in the second row and the first limiting holes in the third row is equal.

11. The positioning assembly of any of claims 5-10,

the diameter of the first limiting hole is larger than that of the second limiting hole;

the circle centers of the second limiting holes corresponding to the circle centers of the first limiting holes are arranged on the same straight line.

12. The positioning assembly of claim 11, wherein the positioning member comprises:

the support is arranged on the first limiting hole and the second limiting hole, and a first positioning hole and a first fixing hole are further formed in the position, corresponding to the first limiting hole and the second limiting hole, of the support; the first limiting hole and the first positioning hole are coaxially arranged; the second limiting hole and the first fixing hole are coaxially arranged;

the positioning pin penetrates through a first positioning hole of the support, and the tail end of the positioning pin penetrates through the first limiting hole;

the fastening piece penetrates through the first fixing hole of the support, and the tail end of the fastening piece penetrates through the second limiting hole; and

the pressing block is movably connected on one surface of the support, and the pressing block and the support are arranged vertically and/or in parallel; the pressing block is provided with a second positioning hole and/or a second fixing hole and/or a first spring hole.

13. The positioning assembly of claim 12, wherein said positioning member further comprises:

the pull piece is provided with a first through hole, and the first through hole and the second fixing hole of the pressing block are coaxially arranged;

the guide rod is coaxially arranged with the first through hole and the second fixing hole;

the elastic piece is arranged in a first spring hole of the pressing block; and

the connecting block comprises a first plate and a second plate, two second plates are arranged on the vertical surface of the first plate, and the two second plates are respectively arranged on two sides of the first plate; the first plate is provided with a third positioning hole and/or a third fixing hole; the second plate is provided with a fourth fixing hole, and the third positioning hole and the second positioning hole of the pressing block are coaxially arranged; the third fixing hole and the second fixing hole of the pressing block.

14. The positioning assembly of claim 13, wherein said mount is further provided with:

the second through hole is coaxially arranged with the second fixing hole of the pressing block and the first through hole of the pulling piece; and

and the second spring hole is coaxial with the first spring hole of the pressing block.

15. The positioning assembly of claim 13, wherein said mount is further provided with:

the lug is vertically fixed on the top surface of the support and arranged in the middle of the support; the lug is arranged between the two second plates of the connecting block;

the fifth fixing holes are formed in two sides of the lug; the fifth fixing hole is formed below the fourth fixing hole of the connecting block.

16. The positioning assembly according to claim 14 or 15, further comprising a vertical stop unit, the vertical stop unit being arranged perpendicular to the lateral stop unit and/or the longitudinal stop unit; the vertical limiting unit comprises:

the supporting hole is arranged between the first limiting unit and the second limiting unit; and/or the supporting hole is arranged between the third limiting unit and the fourth limiting unit; and

and the two ends of the supporting seat are provided with sixth fixing holes, and the sixth fixing holes and the supporting holes are coaxially arranged.

17. A pallet module, comprising:

a tray body; the positioning assembly as claimed in any one of claims 1 to 16 is symmetrically arranged on two sides of the tray body.

18. The tray module of claim 17,

third through holes are symmetrically formed in two sides of the tray body, and first grooves are formed in the bottom of the tray body corresponding to the third through holes;

the bottom of the tray body is provided with a mounting groove which is arranged on the longitudinal central line of the tray body;

and second grooves are formed in the bottoms of the four corners of the tray body.

19. The tray module of claim 18, further comprising:

the side plates are arranged on two side surfaces of the tray body;

the bottom plate is arranged at the four edges of the bottom of the tray body and is surrounded to form a rectangle;

the rotating wheels are arranged at second grooves of four corners of the tray body, arc surfaces of the rotating wheels protrude out of the side edges of the tray body, and the bottom surfaces of the rotating wheels are higher than the bottom surface of the tray body; and

a code carrier; the code carrier is arranged at the mounting groove, and the shape of the mounting groove is matched with that of the code carrier; and the battery cell information is identified.

20. A conveyor comprising a pallet module according to any of claims 17-19.

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