B23B31/1215

Pipe Tool Device
20220395912 · 2022-12-15 ·

The present invention relates to a novel pipe tool device. The device comprises a drill attachment which can be secured to any type of standard impact or drill gun capable of tightening or loosening PVC and threaded pipes of varying sizes. The drill attachment comprises a gap ring and a slip die which allows the drill attachment to tighten or loosen piping. The drill attachment can be connected to any standard drill bit attachment and activated in a clockwise or counterclockwise direction for tightening or loosening applications. The pipe tool device rotates open and closed and includes a support beam on the drill. Further, a second drill attachment can be provided, which functions as a pipe cutter.

Self-aligning chuck
11203070 · 2021-12-21 · ·

A chuck configured to be operably coupled to a power driver having a rotatable drive spindle is provided. The chuck (100) may include a body (130) having a center axis (50) and a plurality of clamping jaws (101) configured to clamp onto a working bit. The clamping jaws (101) may be configured to angularly translate relative to the center axis towards or away from a clamping jaw point of convergence (154) to close or open a working bit opening defined by the clamping jaws (101). The clamping jaw point of convergence (154) may be on the center axis. The chuck (100) may also include a plurality of bit alignment jaws (150). The bit alignment jaws (150) may be configured to maintain the working bit within the working bit opening by being configured translate towards or away from a bit alignment jaw point of convergence (153) that is on the center axis (50) and disposed rearward of the clamping jaw point of convergence (154).

Drill chuck

Some embodiments of the present disclosure provide a drill chuck. The drill chuck includes: a drill body; jaws, partially disposed in the drill body, external threads being provided on an outer wall of the jaws; a locking member, disposed on the outer side of the drill body, the locking member being provided with internal threads, the locking member and the jaws being in threaded fit to enable the jaws to be movably disposed in the drill body; a driving assembly, disposed on an outer side of the locking member, the driving assembly being configured to drive the locking member to rotate, the driving assembly being disposed between a housing and the locking member, the housing driving the locking member to rotate by the driving assembly to enable the jaws to move in the drill body; and a locking structure, located between the housing and the jaws.

TOOL BITS AND BIT HOLDERS HAVING NON-CIRCULAR CROSS-SECTIONS
20220168872 · 2022-06-02 ·

A tool bit connectable to a tool. The tool bit including a tool body having a working end portion, an insertion end portion, and an outer surface formed on the insertion end portion. The insertion end portion defines an end of the tool body and configured to be coupled to the tool. The tool bit also includes a non-circular profile formed on the tool body and partially defining the outer surface, and an alignment region positioned between the non-circular profile and the end of the tool body. The alignment region partially defines the outer surface to facilitate alignment of the non-circular profile with the tool.

Clamping jaw assembly and drill chuck

The present disclosure provides a clamping jaw assembly and a drill chuck, which solve technical problems of complex structure, small clamping range, poor clamping effect, and high cost of the existing clamping jaw assembly. The clamping jaw assembly includes a first clamping jaw and a second clamping jaw, both of which include a screwing section, an outer surface of each screwing section is arranged with a thread, a top end of each screwing section is arranged with a clamping section, the screwing section is fixedly connected with corresponding clamping section. An inner side of the clamping section of the first clamping jaw includes a first clamping part, and an inner side of the clamping section of the second clamping jaw includes a second clamping part matched with the first clamping part. The present disclosure can be widely used in fields of electric tools, machine tool accessories and medical equipment, etc.

CHUCK ASSEMBLY FOR A ROTARY POWER TOOL
20210331255 · 2021-10-28 ·

A chuck assembly for a rotary power tool includes a chuck body rotatable about a central axis. The chuck body has a plurality of slots, each oriented at an oblique angle relative to the central axis. The chuck assembly also includes a plurality of jaws, each movable along a respective one of the slots. The chuck assembly also includes a collar coupled to the plurality of jaws. The collar is selectively engageable with the chuck body such that, when engaged, the plurality of jaws are movable along the plurality of slots in response to rotation of the collar.

Clamping chuck with inclined slides
11097355 · 2021-08-24 · ·

A clamping chuck having a body (2) with a slidable spindle (7) in a housing (9). The housing is inclined relative to the axis (xx′) of the chuck and exiting through the front face (3), the spindle (7) movement driven by a piston (19) along the chuck axis and the spindle equipped with a groove (15) into which slides a drive section (25) of the piston. An end of the spindle (7) has a notch (17) exiting into the groove (15) such that, when positioning the spindle from the front face (3) of the chuck, allows the spindle (7) to move along the drive section (25) and touch the latter and enable its groove (15) to be positioned facing the drive section (25), such that such that after one rotation of the spindle (7) around its axis (uu′), the groove (15) engages with the drive section (25).

Self-Aligning Chuck
20210252607 · 2021-08-19 ·

A chuck configured to be operably coupled to a power driver having a rotatable drive spindle is provided. The chuck (100) may include a body (130) having a center axis (50) and a plurality of clamping jaws (101) configured to clamp onto a working bit. The clamping jaws (101) may be configured to angularly translate relative to the center axis towards or away from a clamping jaw point of convergence (154) to close or open a working bit opening defined by the clamping jaws (101). The clamping jaw point of convergence (154) may be on the center axis. The chuck (100) may also include a plurality of bit alignment jaws (150). The bit alignment jaws (150) may be configured to maintain the working bit within the working bit opening by being configured translate towards or away from a bit alignment jaw point of convergence (153) that is on the center axis (50) and disposed rearward of the clamping jaw point of convergence (154).

Chuck assembly for a rotary power tool

A chuck assembly for a rotary power tool includes a chuck body rotatable about a central axis. The chuck body has a plurality of slots, each oriented at an oblique angle relative to the central axis. The chuck assembly also includes a plurality of jaws, each movable along a respective one of the slots. The chuck assembly also includes a collar coupled to the plurality of jaws. The collar is selectively engageable with the chuck body such that, when engaged, the plurality of jaws are movable along the plurality of slots in response to rotation of the collar.

Drill Chuck
20210197292 · 2021-07-01 ·

Some embodiments of the present disclosure provide a drill chuck. The drill chuck includes: a drill body; jaws, partially disposed in the drill body, external threads being provided on an outer wall of the jaws; a locking member, disposed on the outer side of the drill body, the locking member being provided with internal threads, the locking member and the jaws being in threaded fit to enable the jaws to be movably disposed in the drill body; a driving assembly, disposed on an outer side of the locking member, the driving assembly being configured to drive the locking member to rotate, the driving assembly being disposed between a housing and the locking member, the housing driving the locking member to rotate by the driving assembly to enable the jaws to move in the drill body; and a locking structure, located between the housing and the jaws.