7results about How to "Avoid Duplicate Positioning" patented technology

The invention discloses an automatic welding device for battery tabs and a battery production line. The automatic welding device for the battery tabs comprises a tab feeding module, a welding module and a conveying module. The welding module is positioned at the downstream of the tab feeding module; the conveying module comprises a battery carrying table and a clamping mechanism, the battery carrying table is connected to the tab feeding module and the welding module, the clamping mechanism comprises a clamping driving part and a clamping assembly, in the linkage state, the clamping driving part is in power coupling with the clamping assembly, and the clamping assembly is driven by the clamping driving part to move in the conveying direction; in the separation state, the clamping driving piece and the clamping assembly are independent of each other, and the clamping assembly clamps the tab and the battery to be welded; by controlling state switching of the clamping mechanism, it is guaranteed that only an independent power source exists in the overall moving process of the clamping assembly and the battery carrying table, mutual influence of movement of the clamping assembly and movement of the battery carrying table is effectively avoided, and the clamping stability is improved.

A welding positioning jig and a welding positioning device are used for improving the welding efficiency of a product comprising a plurality of workpieces. The welding positioning jig comprises a bearing seat used for bearing a product; the limiting assembly comprises a first limiting piece and a second limiting piece which are movably arranged on the bearing seat; the positioning assembly comprises a first positioning piece arranged on the bearing seat and located on the side, away from the second limiting piece, of the first limiting piece; the adjusting assembly comprises a first adjusting piece and a second adjusting piece which are arranged on the bearing seat and located between the first limiting piece and the second limiting piece, and the first adjusting piece, the first limiting piece, the second limiting piece and the bearing seat define a first containing area used for containing workpieces; the first limiting piece, the first positioning piece and the bearing seat define a second storage area used for storing the workpieces, and the second adjusting piece, the first limiting piece, the second limiting piece and the bearing seat define a third storage area used for storing the workpieces. The pressing and holding assembly is arranged on the bearing seat and used for pressing and holding the product to the bearing seat.

A special fixture for adapter milling belongs to the technical field of special fixtures for milling machines. The special mounting seat is arranged, the bearing saddle ring belt in the bearing saddle is positioned through the semi-arc positioning block, the two sides of the bearing saddle are pressed through cooperation with the overturning pressing plates on the two sides, the position of the bearing saddle is limited through the semi-arc positioning block, and the consistency of the position of the bearing saddle after clamping each time can be achieved; therefore, repeated positioning after each clamping is avoided, and the milling efficiency of the adapter can be further improved; by increasing the length of the mounting seat, a plurality of adapters can be clamped on the mounting seat at the same time, and the adapters can be clamped by stretching out of the stretching oil cylinder and clamping at the same time, so that a plurality of adapters can be clamped and machined at one time, and the milling efficiency of the adapters is further improved.

The bidirectional grinding device comprises a workbench and two grinding mechanisms symmetrically arranged on the workbench, and each grinding mechanism comprises a fixing assembly, a telescopic driving unit, a grinding assembly, a lifting driving assembly and a mounting base mounted at the top end of the lifting driving assembly; the fixing assembly is used for fixedly supporting the end of a to-be-polished workpiece, and the lifting driving assembly is used for controlling the polishing degree of the polishing assembly to the to-be-polished workpiece. Inclined guide slideways are formed in the two inner side faces of the mounting base, the guide slideways are in sliding fit with the polishing assembly, and the inclination degree of the guide slideways is the same as the radian of the machining face of the to-be-polished workpiece; the fixed end of the telescopic driving unit is rotationally connected with the center position of the workbench, the movable end of the telescopic driving unit is rotationally connected with the bottom of the grinding assembly, and the telescopic driving unit is used for driving the grinding assembly to reciprocate on the machining face of the to-be-ground workpiece along the guide sliding way.

The utility model relates to the field of rubber processing, and disclose a rubber product processing's rubber cutting machine, the utility model discloses a bottom plate, the top left side of bottom plate all is fixedly connected with side plate, two side plates are arranged in parallel, the outer wall bottom of side plate is set up slide hole, and there are a plurality of support bars between the bottom of two side plates, and the support bar is distributed before and after, and the outer wall of support bar rotatory sleeve connects straight roll, and the left end of front side partial support bar respectively penetrates out two side plate outer walls, and the left end of rear partial support bar respectively penetrates out two slide holes, and support bar and side plate and slide hole slidingly connect and cooperate, the utility model discloses through one -level adjusting mechanism and secondary adjusting mechanism to realize the flexible customization of cutter layout.

The utility model relates to the technical field of battery production, in particular to a jig turnover mechanism and a battery production device. The jig turnover mechanism comprises a base, a jig bottom plate and a driving assembly, the jig bottom plate is connected to the base, the jig bottom plate is provided with a positioning wall used for positioning a workpiece, the jig bottom plate is further provided with a through hole penetrating through the positioning wall, and the driving assembly is arranged on the base. The jig base plate is configured to enable the code carving face of the workpiece to be exposed out of the through hole, and the driving assembly is connected to the base and used for driving the jig base plate to turn over. The driving assembly is configured to be capable of driving the jig bottom plate to turn over so that the code carving face exposed out of the through hole can be carved by the laser assembly. The battery production device comprises the jig turnover mechanism. According to the jig turnover mechanism and the battery production device provided by the utility model, the top cover of the battery is convenient to turn over during code carving.

The utility model relates to the field of hot runner nozzle machining, and discloses a clamp suitable for machining nozzle heads of multiple specifications, which comprises a clamp body, a tray and a fixing component capable of fixing the clamp body on the tray, and a plurality of placing stations used for installing the nozzle heads are arranged on the clamp body. The placing station comprises a placing hole formed in the top of the clamp body, and positioning holes are formed in the peripheral side of the placing hole; the multiple placing stations can be used for installing nozzle heads of different specifications, and the clamp body can be independently used on a surface grinding machine and can also be used on a numerical control machining center machine tool after being connected with a tray through the fixing assembly. When nozzle heads of different specifications are machined through the clamp, only the nozzle heads need to be installed on the corresponding placing stations, and the clamp body does not need to be moved; furthermore, by reducing the moving frequency of the clamp, the product machining precision is guaranteed, repeated positioning is avoided, operation is simplified, and the production efficiency is improved.