CN223146953U - Box anchor clamps under battery - Google Patents

Abstract

The utility model discloses a battery lower box clamp which comprises a base, a workpiece clamping mechanism and a supporting mechanism. The base is provided with a bearing surface arranged along the horizontal direction, the workpiece clamping mechanism is arranged on the bearing surface, the supporting mechanism is provided with a workpiece supporting part, and the position of the workpiece supporting part relative to the bearing surface can be adjusted along the horizontal direction. When the fixture is used, the horizontal position of the workpiece supporting part of the supporting mechanism can be adjusted according to the modeling requirements of the battery lower box body of different types, so that when the battery lower box body is placed on the bearing surface of the base, the workpiece supporting part can support the convex sheet modeling on the battery lower box body, then the workpiece clamping mechanism is used for fixing the battery lower box body, and the subsequent assembly process is carried out.

Description

Box anchor clamps under battery

Technical Field

The utility model relates to the field of battery production, in particular to a battery lower box clamp.

Background

In the development process of the new energy automobile, the battery lower box body needs to be subjected to multiple sample trial production. During trial production, the aluminum alloy frame is required to be fixed on the clamp, then the water cooling plate is placed on the aluminum alloy frame, then the water cooling plate and the aluminum alloy frame are fixedly connected together by adopting a flowing drill screw process to form a battery lower box body, and then the battery lower box body sample can be detached from the clamp. The existing clamp comprises a base, a workpiece clamping mechanism and a supporting mechanism, wherein the workpiece clamping mechanism can fix an aluminum alloy frame on the base, and the base supports the aluminum alloy frame. Because the modeling of the lower box body of the battery is changeable in the trial manufacturing process of different samples, namely, the modeling position of the convex sheet is also changeable, and the clamp is usually a disposable product, the clamp needs to be manufactured respectively for different samples, so that the trial manufacturing cost is higher, and the manufacturing period is longer, so that the trial manufacturing efficiency is influenced.

Disclosure of utility model

The present utility model aims to solve at least one of the technical problems existing in the prior art. Therefore, the utility model provides the battery lower box clamp which can reduce the trial production cost and improve the trial production efficiency.

The battery lower box clamp comprises a base, a workpiece clamping mechanism and a supporting mechanism. The base is provided with a bearing surface arranged along the horizontal direction, the workpiece clamping mechanism is arranged on the bearing surface, the supporting mechanism is provided with a workpiece supporting part, and the position of the workpiece supporting part relative to the bearing surface can be adjusted along the horizontal direction.

The battery lower box clamp at least has the advantages that when the clamp is used, the horizontal position of the workpiece supporting part of the supporting mechanism can be adjusted according to the modeling requirements of different types of battery lower boxes, so that when the battery lower boxes are placed on the bearing surface of the base, the workpiece supporting part can support the convex sheet modeling on the battery lower boxes, then the workpiece clamping mechanism is used for fixing the battery lower boxes, and then the subsequent assembly process is carried out.

According to some embodiments of the utility model, the supporting mechanism comprises a rotating shaft member and a supporting assembly, the rotating shaft member is arranged on the bearing surface, the axis of the rotating shaft member is vertically arranged, the supporting assembly is movably connected to the rotating shaft member and can rotate by taking the rotating shaft member as an axis, and the supporting assembly can slide relative to the rotating shaft member.

According to some embodiments of the utility model, the support mechanism is provided with at least two support components, the support component comprises a connecting piece and a support structure, the connecting piece is provided with a first strip-shaped hole, the rotating shaft piece is arranged in the first strip-shaped hole in a penetrating mode and can slide along the first strip-shaped hole, the connecting piece can rotate around the rotating shaft piece, the support structure is arranged on the connecting piece, and the upper end of the support structure is provided with the workpiece support part.

According to some embodiments of the utility model, the support structure comprises a base member, a support member and a support locking member, wherein the base member is connected with the connecting member, the support member is movably arranged on the base member along the vertical direction, the support locking member is arranged between the base member and the support member and can lock or unlock the position of the support member relative to the base member, and the upper end of the support member forms the workpiece support part.

According to some embodiments of the utility model, the workpiece clamping mechanism is provided with at least two workpiece clamping mechanisms, the workpiece clamping mechanism comprises a lifting assembly and a workpiece pressing block, the workpiece pressing block is positioned above the bearing surface and forms a workpiece clamping position with the bearing surface, and the workpiece pressing block is arranged on the base through the lifting assembly and can lift relative to the base.

According to some embodiments of the utility model, the lifting assembly comprises a lower pressing firmware and a jacking piece, the lower pressing firmware is vertically arranged on the workpiece pressing block in a penetrating mode, a pressing part for pressing the upper end face of the workpiece pressing block is arranged at the upper end of the lower pressing firmware, the lower end of the lower pressing firmware is in threaded connection with the base, the upper end of the jacking piece is connected with the workpiece pressing block, and the lower end of the jacking piece is in abutting connection with the bearing face.

According to some embodiments of the utility model, the workpiece positioning device further comprises at least two positioning structures, wherein the positioning structures are arranged on the bearing surface, at least one positioning structure is movably arranged on the base and can lock or unlock the position of the positioning structure relative to the base through a first locking structure, and the positioning structures are provided with workpiece positioning parts.

According to some embodiments of the utility model, a plurality of positioning structures are provided, all the positioning structures are arranged along the left-right direction, one of the positioning structures is fixedly arranged, and the rest of the positioning structures are connected to the base in a sliding manner along the left-right direction.

According to some embodiments of the utility model, the positioning structure comprises a lower positioning block, an upper positioning block and an adjusting driving piece, wherein the lower positioning block is connected to the base in a sliding manner along a left-right direction, the upper positioning block is arranged on the lower positioning block in a sliding manner along a front-back direction, the adjusting driving piece is arranged between the upper positioning block and the lower positioning block and is used for driving the upper positioning block to move back and forth relative to the lower positioning block, the upper positioning block is provided with a positioning column, and the positioning column forms the workpiece positioning part.

According to some embodiments of the utility model, the bearing surface of the base is provided with a plurality of mounting holes, the workpiece clamping mechanism is detachably arranged on the base and can be mounted on different mounting holes in a switching mode, and the supporting mechanism is detachably arranged on the base and can be mounted on different mounting holes in a switching mode.

Additional aspects and advantages of the utility model will be set forth in part in the description which follows, and in part will be obvious from the description, or may be learned by practice of the utility model.

Drawings

The foregoing and/or additional aspects and advantages of the utility model will become apparent and may be better understood from the following description of embodiments taken in conjunction with the accompanying drawings in which:

FIG. 1 is a perspective view of a battery lower case clamp according to an embodiment of the present utility model;

FIG. 2 is an enlarged partial schematic view of FIG. 1 at A in accordance with an embodiment of the present utility model;

FIG. 3 is a perspective view of a battery lower case clamp according to an embodiment of the present utility model;

FIG. 4 is an enlarged partial schematic view at B of FIG. 3 according to an embodiment of the present utility model;

Fig. 5 is an enlarged partial schematic view at C of fig. 3 according to an embodiment of the present utility model.

Reference numerals:

a base 100, a bearing surface 110, and a mounting hole 120;

The workpiece clamping mechanism 200, the lifting assembly 210, the lower pressing firmware 211, the jacking piece 212, the workpiece pressing block 220 and the second bar-shaped hole 221;

the support mechanism 300, the workpiece support 301, the support assembly 302, the rotating shaft member 310, the connecting member 320, the first bar-shaped hole 321, the support structure 330, the base member 331, the support member 332, and the support locking member 333;

A positioning structure 400, a workpiece positioning part 401, a lower positioning block 410, an upper positioning block 420, an adjusting driving piece 430, a positioning column 440 and a second locking structure 450;

The first locking structure 500.

Detailed Description

Embodiments of the present utility model are described in detail below, examples of which are illustrated in the accompanying drawings, wherein like or similar reference numerals refer to like or similar elements or elements having like or similar functions throughout. The embodiments described below by referring to the drawings are illustrative only and are not to be construed as limiting the utility model.

In the description of the present utility model, it should be understood that the direction or positional relationship indicated with respect to the description of the orientation, such as up, down, etc., is based on the direction or positional relationship shown in the drawings, is merely for convenience of describing the present utility model and simplifying the description, and does not indicate or imply that the apparatus or element referred to must have a specific orientation, be constructed and operated in a specific orientation, and thus should not be construed as limiting the present utility model.

In the description of the present utility model, plural means two or more. The description of the first and second is for the purpose of distinguishing between technical features only and should not be construed as indicating or implying relative importance or implicitly indicating the number of technical features indicated or implicitly indicating the precedence of the technical features indicated.

In the description of the present utility model, unless explicitly defined otherwise, terms such as arrangement, installation, connection, etc. should be construed broadly and the specific meaning of the terms in the present utility model can be reasonably determined by a person skilled in the art in combination with the specific contents of the technical scheme.

The battery lower box body is an important component of a battery, and is used for improving the space utilization rate and sealing effect of the battery pack and realizing a better heat management effect. The lower battery box body bears the mass of the whole battery pack and the self mass, resists external impact and is an important safety structural member of the electric automobile. In the development process of the new energy automobile, the battery lower box body needs to be subjected to multiple sample trial production. During trial production, the aluminum alloy frame is required to be fixed on the clamp, then the water cooling plate is placed on the aluminum alloy frame, then the water cooling plate and the aluminum alloy frame are fixedly connected together by adopting a flowing drill screw process to form a battery lower box body, and then the battery lower box body sample can be detached from the clamp. Along with the gradual increase of product types, the updating and the updating are quickened, the sample development period is shortened, and the efficiency requirement on sample trial production is higher and higher. At present, the clamps of the battery lower box body need to be manufactured independently, and the samples of each battery lower box body correspond to one clamp, so that the clamps of the various battery lower box bodies need to be manufactured respectively, and the sample trial manufacturing efficiency is affected.

Referring to fig. 1 to 5, a battery lower case clamp according to an embodiment of the present utility model includes a base 100, a work clamping mechanism 200, and a supporting mechanism 300. The base 100 is provided with a bearing surface 110 arranged along the horizontal direction, the workpiece clamping mechanism 200 is arranged on the bearing surface 110, the supporting mechanism 300 is provided with a workpiece supporting part 301, and the workpiece supporting part 301 can be adjusted in position along the horizontal direction relative to the bearing surface 110.

When the fixture is used, the horizontal position of the workpiece supporting part 301 of the supporting mechanism 300 can be adjusted according to the modeling requirements of different types of workpieces, so that when the workpieces are placed on the bearing surface 110 of the base 100, the workpiece supporting part 301 can support the convex sheet modeling on the workpieces, then the workpiece clamping mechanism 200 is used for fixing the workpieces, and the subsequent assembly process is carried out.

Specifically, the base 100 is shaped as a plate, and the supporting surface 110 is an upper side of the base 100. It is envisioned that the base 100 may have other shapes, such as a solid square or a hollow square, as long as the support surface 110 is provided.

In the embodiment, the number of the supporting mechanisms 300 is nine, and as the modeling area of the protruding thin plates of the workpiece is larger or the number of the protruding thin plates is larger, the protruding thin plates can be respectively supported by the plurality of supporting mechanisms 300, so that the overall supporting effect on the workpiece is better, and the actual use requirement is met. It is envisioned that the number of support mechanisms 300 may be other numbers, such as two, three, four or more, and those skilled in the art may be specifically configured as desired.

In an embodiment, the supporting mechanism 300 includes a rotating shaft member 310 and a supporting assembly 302, the rotating shaft member 310 is disposed on the bearing surface 110, an axis of the rotating shaft member 310 is vertically disposed, the supporting assembly 302 is movably connected to the rotating shaft member 310 and can rotate with the rotating shaft member 310 as an axis, and the supporting assembly 302 can slide relative to the rotating shaft member 310. The supporting component 302 can rotate relative to the rotating shaft piece 310, and the supporting component 302 can slide relative to the rotating shaft piece 310, so that the supporting workpiece supporting part 301 can be adjusted to be positioned on the bearing surface 110 almost at will, and the adjusting flexibility is good.

In an embodiment, the support assembly 302 includes a connecting member 320 and a support structure 330, the connecting member 320 is provided with a first bar-shaped hole 321, the rotating shaft member 310 is disposed through the first bar-shaped hole 321 and can slide along the first bar-shaped hole 321, the connecting member 320 can rotate around the rotating shaft member 310, the support structure 330 is disposed on the connecting member 320, and the workpiece support portion 301 is disposed at the upper end of the support structure 330. The connecting piece 320 can rotate around the rotating shaft member 310 through the first bar-shaped hole 321, and the connecting piece 320 can slide through the first bar-shaped hole 321, namely, the supporting component 302 can slide relative to the rotating shaft member 310, so that the position of the workpiece supporting part 301 can be freely adjusted on the horizontal plane, the adjusting position of the workpiece supporting part 301 is relatively flexible, and the adjusting structure is relatively simple and easy to implement.

Specifically, the rotating shaft member 310 is a screw, and the connecting member 320 can be locked and fixed to the base 100 when the screw is tightened, and the position of the workpiece supporting portion 301 is fixed when the screw is loosened, the connecting member 320 can rotate relative to the screw, and the screw can slide along the bar-shaped hole, so that the position of the workpiece supporting portion 301 can be freely moved within a circumferential range. It is conceivable that the rotating shaft member 310 may be a common rotating shaft, and a limiting block is disposed at an upper end of the rotating shaft, and the limiting block is used for limiting the upward movement of the connecting member 320.

It is conceivable that the supporting component 302 may also have other structures, for example, the rotating shaft member 310 is directly rotatably connected to the base 100, the rotating shaft member 310 is provided with a sliding hole, the supporting component 302 is provided with a sliding rod, and the sliding rod slides along the horizontal direction to penetrate through the sliding hole, at this time, the supporting component 302 may also rotate through the rotating shaft member 310 and horizontally slide relative to the rotating shaft member 310, so as to adjust the horizontal position of the workpiece supporting portion 301.

It is conceivable that the supporting mechanism 300 may be a supporting block, the bottom of the supporting block is provided with a magnet, the base is made of iron, the supporting block is mounted on the bearing surface 110 in a magnetic attraction matching manner, and the position of the supporting mechanism 300 can be adjusted on the bearing surface 110.

In an embodiment, the connecting piece 320 is a rod, the first bar-shaped hole 321 extends along a length direction of the rod, and the supporting structure 330 is located at one end of the rod. The rod body can save materials to a greater extent during manufacturing, and the range of the horizontal adjustment position of the workpiece supporting part is larger. It will be appreciated that in other embodiments, the support structure 330 may be located at other positions of the rod body, and those skilled in the art may specifically configure the support structure according to actual needs.

It is envisioned that the connector 320 may be a plate-like shape or other shape that is capable of rotating about the shaft member 310 and sliding relative to the shaft member 310. In this embodiment, the connecting member 320 is a straight rod, and it is understood that in other embodiments, the connecting member 320 may be a shaped rod, such as a right angle rod, an obtuse angle rod, etc.

Specifically, the first bar-shaped hole 321 is a countersunk hole, and the head of the screw can be countersunk.

In an embodiment, the support structure 330 includes a base member 331, a support member 332, and a support locking member 333, the base member 331 is connected to the connecting member 320, the support member 332 is movably disposed on the base member 331 along a vertical direction, the support locking member 333 is disposed between the base member 331 and the support member 332 and can lock or unlock a position of the support member 332 relative to the base member 331, and the upper end of the support member 332 forms the workpiece support portion 301. By adjusting the height of the upper end of the supporting member 332, the structure can adaptively support the protruding sheet shapes with different heights, thereby further improving the universality of the fixture.

Specifically, the base member 331 is vertically provided with a threaded hole, the support member 332 is provided with a stud portion, and the stud portion is in threaded connection with the threaded hole, so that the support member 332 can vertically move relative to the base member 331, the support force of the support member 332 can be larger without causing the support member 332 to slip, the support locking member 333 is a screw penetrating through the side wall of the threaded hole, the screw can abut against the stud portion when being screwed down, so as to limit the movement of the support member 332 relative to the base member 331, namely, the position of the support member 332 is locked, and the support member 332 is allowed to move relative to the base member 331 when the screw is unscrewed.

It is conceivable that the supporting member 332 may also vertically move relative to the base member 331 through other structures, for example, the base member 331 is provided with a guide post, the supporting member 332 is provided with a guide hole, the guide post is slidably matched with the guide hole, the supporting locking member 333 may also be a bolt, a plurality of bolt holes are vertically arranged on both the base member 331 and the supporting member 332, and the height of the supporting member 332 is adjusted by inserting the bolt into different bolt holes, or the base member 331 is vertically provided with a stud portion, the supporting member 332 is provided with a threaded hole, and the stud portion is in threaded connection with the threaded hole, so that the supporting member 332 can vertically move, and the supporting locking member 333 is a screw penetrating through the side wall of the threaded hole.

It is conceivable that the supporting mechanism 300 may also be adjusted on the bearing surface 110 by other means, for example, the supporting mechanism 300 includes a middle frame and a supporting structure 330, the middle frame is slidably connected to the base 100 through a sliding rail slider, the supporting structure 330 is slidably connected to the middle frame through a sliding rail slider, the middle frame and the base 100 can be locked by a screw, the middle frame and the base 100 can be locked by screw, the middle frame and the base 100 can be unlocked by screw, the supporting structure 330 and the middle frame can be locked by screw, the middle frame and the supporting structure 330 can be locked by screw, and the middle frame and the supporting structure 330 can be unlocked by screw.

In the embodiment, the workpiece clamping mechanisms 200 are provided with eight workpiece clamping mechanisms, so that workpieces can be conveniently clamped and fixed at multiple positions, and the fixing effect of the clamp is relatively stable. The eight workpiece clamping mechanisms 200 are respectively arranged at the front part and the rear part of the base, and are respectively arranged at the left part and the right part of the base to jointly enclose a region for placing the battery lower box body. It is envisioned that the number of work piece clamping mechanisms 200 may also be two, three, four or more, as may be specifically configured by one skilled in the art as desired. The workpiece clamping mechanisms 200 are generally used for clamping the outer periphery of the lower battery box body, and the distance between two adjacent workpiece clamping mechanisms 200 is close to or can be reasonably selected according to actual needs.

In an embodiment, the workpiece clamping mechanism 200 includes a lifting assembly 210 and a workpiece pressing block 220, wherein the workpiece pressing block 220 is located above the supporting surface 110 and forms a workpiece clamping position with the supporting surface 110, and the workpiece pressing block 220 is disposed on the base 100 by the lifting assembly 210 and can be lifted relative to the base 100. The workpiece is placed on the bearing surface 110, and then the workpiece pressing block 220 can be pressed down by adopting the lifting assembly 210, so that the workpiece is clamped and fixed by matching with the base 100, and the clamping stability is good.

In an embodiment, the lifting assembly 210 includes a lower pressing firmware 211 and a lifting member 212, the lower pressing firmware 211 is vertically penetrating through the workpiece pressing block 220, a pressing portion for pressing the upper end surface of the workpiece pressing block 220 is disposed at the upper end of the lower pressing firmware 211, the lower end of the lower pressing firmware 211 is in threaded connection with the base 100, the upper end of the lifting member 212 is connected with the workpiece pressing block 220, and the lower end of the lifting member 212 is abutted to the bearing surface 110. The lower press fastener 211 and the jacking member 212 cooperate to maintain the workpiece press block 220 at a height that facilitates placement and removal of the workpiece from the support surface 110.

Specifically, the lower pressing firmware 211 and the jacking member 212 are bolts, the lower pressing part is a bolt head, the upper end of the jacking member 212 is in threaded connection with the workpiece pressing block 220, when the height of the workpiece pressing block 220 needs to be raised, the lower pressing firmware 211 and the jacking member 212 are rotated respectively, so that the length of the lower pressing firmware 211 extending out of the bearing surface 110 is lengthened, the length of the jacking member 212 extending out of the workpiece pressing block 220 is lengthened, when the height of the workpiece pressing block 220 needs to be lowered, the lower pressing firmware 211 and the jacking member 212 are rotated respectively, so that the length of the lower pressing firmware 211 extending out of the bearing surface 110 is shortened, and the length of the jacking member 212 extending out of the workpiece pressing block 220 is shortened.

Further, the workpiece pressing block 220 is provided with a second bar-shaped hole 221, the second bar-shaped hole 221 extends in the horizontal direction, and the lower pressing fastener 211 is arranged through the second bar-shaped hole 221 and can slide along the length direction of the bar-shaped hole. When the position of the workpiece pressing piece 220 needs to be finely adjusted, the workpiece pressing piece 220 may be moved, and the lower pressing piece 211 slides along the length direction of the second bar-shaped hole 221, thereby allowing the position of the workpiece pressing piece 220 to be finely adjusted within the range of the second bar-shaped hole 221 so as to use the clamping position requirement of the workpiece.

It is envisioned that the lifting assembly 210 may have other structures, for example, the lifting assembly 210 includes a stud and two nuts, the stud is threaded through the workpiece pressing block 220, the two nuts are in threaded connection with the stud and clamp the workpiece pressing block 220, the lower end of the stud is in threaded connection with the base 100, and the height of the workpiece pressing block 220 is adjusted by adjusting the positions of the two nuts.

It is envisioned that the workpiece clamping mechanism 200 may also be other structures, such as a spring clip for the workpiece clamping mechanism 200 to clamp a portion of a workpiece.

In the embodiment, the workpiece positioning device further comprises four positioning structures 400, the positioning structures 400 are disposed on the supporting surface 110, the three positioning structures 400 are movably disposed on the base 100 and can lock or unlock the position of the positioning structures 400 relative to the base 100 through the first locking structure 500, and the positioning structures 400 are provided with the workpiece positioning portion 401. Before the workpiece is placed on the fixture, the workpiece positioning part 401 of the positioning structure 400 is needed to align the workpiece, part or all of the positioning structure 400 is movable, the position of the positioning structure 400 is conveniently adjusted according to the workpiece requirement, and then locking is performed, so that the alignment requirements of different workpieces are adapted, and the universality is better.

Specifically, the workpiece positioning portion 401 is a positioning pin, and a positioning hole is formed in the workpiece. The positioning pin can be replaced according to the actual positioning hole size of the workpiece, so that the positioning pin and the positioning hole can be spliced and positioned. It will be appreciated that the workpiece positioning portion 401 may be other structures, such as a positioning baffle or a positioning block.

It will be appreciated that the number of positioning structures 400 may be two, three or more, with some or all of the positioning structures 400 being movably disposed.

In the embodiment, four positioning structures 400 are provided, all positioning structures 400 are arranged along the left-right direction, one positioning structure 400 is fixedly arranged, and the rest of positioning structures 400 are slidably connected to the base 100 along the left-right direction. The positioning structure 400 meets the positioning requirement of the lower battery box body and has a good use effect.

Specifically, the positioning structure 400 is slidably connected to the base 100 through a sliding rail and sliding block structure, the bearing surface 110 is provided with a sliding rail along the left-right direction, and the positioning structure 400 is provided with a sliding block which is slidably connected to the sliding rail. And the left and right ends of the sliding rail are provided with limiting blocks for limiting the sliding range of the positioning structure 400 along the left and right directions, so that the positioning structure 400 is prevented from falling out of the sliding rail. It is conceivable that the positioning structure 400 may be movably connected to the base 100 through a guide post and guide sleeve structure, that is, the base 100 is provided with a guide post along the left-right direction, the positioning structure 400 is provided with a guide sleeve, and the guide sleeve is slidably sleeved on the guide post.

Specifically, the first locking structure 500 is a screw, and the screw is in threaded connection with the slider and can abut against or loosen the sliding rail, so as to realize locking or unlocking. It is conceivable that the first locking structure 500 may be a rotating shaft and a semicircular friction block, the friction block is rotatably connected to the positioning structure 400 through the rotating shaft, the friction block is rotated to abut against the base 100 to lock the positioning structure 400, and the friction block is rotated to unlock the positioning structure 400 when not contacting the base 100, or the first locking structure 500 is a bolt, the bolt is vertically slidably mounted on the positioning structure 400, and a plurality of pin holes are arranged in the left-right direction of the base 100, when the bolt is inserted into a certain pin hole, the positioning structure 400 is locked at a certain position, and when the bolt is pulled out, the positioning structure 400 is allowed to slide.

In an embodiment, the positioning structure 400 includes a lower positioning block 410, an upper positioning block 420 and an adjusting driving member 430, the lower positioning block 410 is slidably connected to the base 100 along a left-right direction, the upper positioning block 420 is slidably disposed on the lower positioning block 410 along a front-rear direction, the adjusting driving member 430 is disposed between the upper positioning block 420 and the lower positioning block 410 and is used for driving the upper positioning block 420 to move back and forth relative to the lower positioning block 410, the upper positioning block 420 is provided with a positioning column 440, and the positioning column 440 forms a workpiece positioning portion 401. In the above structure, the driving member 430 can drive the upper positioning block 420 to adjust the position of the lower positioning block 410 back and forth, so as to adapt to the actual positioning requirement of the workpiece, and the universality is better.

Specifically, the upper positioning block 420 and the lower positioning block 410 are slidably connected through a dovetail groove structure, the adjusting driving member 430 is a screw, the screw is rotatably mounted on the lower positioning block 410, the screw is in threaded connection with the upper positioning block 420, and the screw can drive the upper positioning block 420 to finely adjust the position back and forth when rotating. It is conceivable that the upper positioning block 420 and the lower positioning block 410 may be slidably connected through a guide post and guide sleeve structure, the adjusting driving member 430 is a gear, the gear is rotatably disposed on the upper positioning block 420, the lower positioning block 410 is provided with a rack in the front-rear direction, the gear is meshed with the rack, and the upper positioning block 420 can be driven to move back and forth when the gear is rotated.

It will be appreciated that in some embodiments, the positioning structure 400 may also be a single piece.

Specifically, the lower positioning block 410 is further provided with a second locking structure 450, the second locking structure 450 is a bolt and a washer, when the bolt is screwed down, the upper positioning block 420 is pressed to realize locking relative to the lower positioning block 410, and when the bolt is unscrewed, the position of the upper positioning block 420 can be adjusted relative to the lower positioning block 410.

In an embodiment, the supporting surface 110 of the base 100 is provided with a plurality of mounting holes 120, the workpiece clamping mechanism 200 is detachably disposed on the base 100 and can be mounted on different mounting holes 120 in a switching manner, and the supporting mechanism 300 is detachably disposed on the base 100 and can be mounted on different mounting holes 120 in a switching manner. In the above manner, the positions of the workpiece clamping mechanism 200 and the supporting mechanism 300 on the bearing surface 110 can be further adjusted, so that the universality of the fixture is improved. Specifically, the mounting holes 120 are threaded holes.

Specifically, the part of the positioning structure 400 is also locked to the base 100 by a screw, the workpiece clamping mechanism 200 is mounted to the base 100 by a bolt, and the supporting mechanism 300 is mounted to the base 100 by a screw, so that the part of the positioning structure 400, the workpiece clamping mechanism 200 and the supporting mechanism 300 can be switched to different mounting holes 120 to adjust positions.

Specifically, the number of the mounting holes 120 in the middle area of the supporting surface 110 is small, the density of the mounting holes 120 is low, the number of the mounting holes 120 in the outer peripheral area of the supporting surface 110 is large, the density of the mounting holes 120 is low, the positioning structure 400 and the workpiece clamping mechanism 200 are both mounted in the outer peripheral area of the supporting surface 110, and the supporting mechanism 300 is mounted in the middle area of the supporting surface 110.

In the description of the present specification, reference to the terms "one embodiment," "some embodiments," "illustrative embodiments," "examples," "specific examples," or "some examples," etc., means that a particular feature, structure, material, or characteristic described in connection with the embodiment or example is included in at least one embodiment or example of the utility model. In this specification, schematic representations of the above terms do not necessarily refer to the same embodiments or examples. Furthermore, the particular features, structures, materials, or characteristics described may be combined in any suitable manner in any one or more embodiments or examples.

Although embodiments of the present utility model have been shown and described, it will be understood by those skilled in the art that various changes, modifications, substitutions and alterations can be made therein without departing from the spirit and scope of the utility model as defined by the appended claims and their equivalents.

Claims (8)

1. A battery lower case clamp, comprising:

a base (100) provided with a support surface (110) arranged in the horizontal direction;

a workpiece clamping mechanism (200) arranged on the bearing surface (110);

The support mechanism (300) is arranged on the bearing surface (110), the support mechanism (300) is provided with a workpiece support part (301), and the workpiece support part (301) can be adjusted in position along the horizontal direction relative to the bearing surface (110);

the supporting mechanism (300) comprises a rotating shaft piece (310) and a supporting component (302), the rotating shaft piece (310) is arranged on the bearing surface (110), the axis of the rotating shaft piece (310) is vertically arranged, the supporting component (302) is movably connected with the rotating shaft piece (310) and can rotate by taking the rotating shaft piece (310) as an axis, and the supporting component (302) can slide relative to the rotating shaft piece (310);

The support mechanism (300) is provided with at least two, the support assembly (302) comprises a connecting piece (320) and a support structure (330), the connecting piece (320) is provided with a first strip-shaped hole (321), the rotating shaft piece (310) is arranged in the first strip-shaped hole (321) in a penetrating mode and can slide along the first strip-shaped hole (321), the connecting piece (320) can rotate around the rotating shaft piece (310), the support structure (330) is arranged on the connecting piece (320), and the upper end of the support structure (330) is provided with the workpiece support part (301).

2. The battery lower case clamp according to claim 1, wherein the supporting structure (330) comprises a base member (331), a supporting member (332) and a supporting locking member (333), the base member (331) is connected with the connecting member (320), the supporting member (332) is movably arranged on the base member (331) along the vertical direction, the supporting locking member (333) is arranged between the base member (331) and the supporting member (332) and can lock or unlock the position of the supporting member (332) relative to the base member (331), and the upper end of the supporting member (332) forms the workpiece supporting portion (301).

3. The battery lower box clamp according to claim 1, wherein at least two workpiece clamping mechanisms (200) are arranged, the workpiece clamping mechanisms (200) comprise lifting assemblies (210) and workpiece pressing blocks (220), the workpiece pressing blocks (220) are located above the bearing surfaces (110) and form workpiece clamping positions with the bearing surfaces (110), and the workpiece pressing blocks (220) are arranged on the base (100) through the lifting assemblies (210) and can be lifted relative to the base (100).

4. The battery lower box clamp according to claim 3, wherein the lifting assembly (210) comprises a lower pressing firmware (211) and a jacking piece (212), the lower pressing firmware (211) is vertically arranged on the workpiece pressing block (220) in a penetrating mode, a lower pressing part for jacking the upper end face of the workpiece pressing block (220) is arranged at the upper end of the lower pressing firmware (211), the lower end of the lower pressing firmware (211) is in threaded connection with the base (100), the upper end of the jacking piece (212) is connected with the workpiece pressing block (220), and the lower end of the jacking piece (212) is in butt joint with the bearing surface (110).

5. The battery lower box clamp according to claim 1, further comprising at least two positioning structures (400), wherein the positioning structures (400) are arranged on the bearing surface (110), at least one positioning structure (400) is movably arranged on the base (100) and can lock or unlock the position of the positioning structure (400) relative to the base (100) through a first locking structure (500), and the positioning structure (400) is provided with a workpiece positioning part (401).

6. The battery lower case clamp according to claim 5, wherein a plurality of positioning structures (400) are provided, all the positioning structures (400) are arranged in a left-right direction, one of the positioning structures (400) is fixedly arranged, and the rest of the positioning structures (400) are slidably connected to the base (100) in the left-right direction.

7. The battery lower box clamp as set forth in claim 5, wherein the positioning structure (400) comprises a lower positioning block (410), an upper positioning block (420) and an adjusting driving member (430), the lower positioning block (410) is slidably connected to the base (100) along a left-right direction, the upper positioning block (420) is slidably arranged on the lower positioning block (410) along a front-back direction, the adjusting driving member (430) is arranged between the upper positioning block (420) and the lower positioning block (410) and is used for driving the upper positioning block (420) to move back and forth relative to the lower positioning block (410), the upper positioning block (420) is provided with a positioning column (440), and the positioning column (440) forms the workpiece positioning portion (401).

8. The battery lower case clamp according to claim 1, wherein the supporting surface (110) of the base (100) is provided with a plurality of mounting holes (120), the work holding mechanism (200) is detachably provided to the base (100) and is capable of being mounted in different mounting holes (120), and the supporting mechanism (300) is detachably provided to the base (100) and is capable of being mounted in different mounting holes (120).