Search

CN-224222696-U - Burr flash impact hammer

CN224222696UCN 224222696 UCN224222696 UCN 224222696UCN-224222696-U

Abstract

The utility model discloses a burr flash impact hammer which comprises a main shell, a removing assembly, a power assembly, a transmission assembly and an impact assembly, wherein the removing assembly is connected with the main shell in a sliding way, the bottom of the removing assembly extends to the outside of the main shell and is used for impact deburring, the power assembly is arranged on one side of the main shell and is used for providing a power source, the transmission assembly is arranged in the main shell and is linked with the power assembly, and the impact assembly is arranged above the removing assembly and is matched with the transmission assembly to drive the removing assembly to impact downwards. According to the utility model, the pounding head can automatically remove the burr flash of the workpiece by pushing the piston trigger, so that the operation is simple, the efficiency of removing the burr flash is high, the scratch of the workpiece caused by manual operation of a worker can be avoided, and the quality of the workpiece after removing the burr flash is guaranteed.

Inventors

  • LIANG CHANGJIE

Assignees

  • 南京金城精密机械有限公司

Dates

Publication Date
20260512
Application Date
20250610

Claims (10)

  1. 1. The burr flash impact hammer is characterized by comprising a main shell (1), a removing assembly, a power assembly, a transmission assembly and an impact assembly, wherein the removing assembly is connected with the main shell (1) in a sliding mode, the bottom of the removing assembly extends to the outside of the main shell (1) and is used for impact deburring, the power assembly is arranged on one side of the main shell (1) and is used for providing a power source, the transmission assembly is arranged inside the main shell (1) and is in linkage with the power assembly, and the impact assembly is arranged above the removing assembly and is matched with the transmission assembly to drive the removing assembly to impact downwards.
  2. 2. The burr flash impact hammer of claim 1, wherein the removing assembly comprises an impact hammer body (2), an inner limiting plate (3) fixedly arranged at the top end of the impact hammer body (2) and in sliding connection with the inside of the main shell (1), and a pounding head (5) detachably connected with the impact hammer body (2) and positioned below the main shell (1).
  3. 3. The burr flash impact hammer according to claim 2, wherein the outer periphery of the impact hammer body (2) is fixedly connected with an outer limiting plate (4), and the outer limiting plate (4) is positioned between the main shell (1) and the pounding head (5).
  4. 4. The burr impact hammer of claim 1, wherein the power assembly comprises a piston trigger (6) arranged on one side of the main casing (1), a connecting rod (7) which is in sliding connection with the inside of the main casing (1) and one end of which extends to the outside of the main casing (1) and is fixedly connected with the piston trigger (6), a guide rod (8) which is in sliding connection with the inside of the main casing (1) and one end of which extends to the outside of the main casing (1) and is fixedly connected with the piston trigger (6), a first spring (9) sleeved on the periphery of the guide rod (8) and is fixedly connected between the piston trigger (6) and the main casing (1), a toothed plate (10) which is in sliding connection with the inside of the main casing (1) and one end of which extends to the outside of the main casing (1) and is fixedly connected with the piston trigger (6), and a power gear (11) which is rotatably arranged in the inside of the main casing (1) and is in meshed connection with the toothed plate (10).
  5. 5. The burr trimming impact hammer of claim 4, wherein the connecting rod (7) is fixedly connected with a limit clamp spring (12) for preventing the connecting rod (7) from being completely separated from the main shell (1).
  6. 6. The burr flash impact hammer of claim 4, wherein the transmission assembly comprises a concentric gear (13) coaxially connected with the power gear (11), a ratchet wheel (14) concentrically sleeved on the periphery of the concentric gear (13) and rotationally connected with the main shell (1), a stop block (15) fixedly connected with the inner ring wall of the ratchet wheel (14), a first ratchet (16) rotationally installed inside the main shell (1) and matched with the concentric gear (13), and a reed (17) abutting against the first ratchet (16) to enable the first ratchet to be clamped into a tooth socket of the concentric gear (13), the ratchet wheel (14) is driven to rotate unidirectionally by pressing the stop block (15) after the first ratchet (16) is clamped into the concentric gear (13), and the ratchet wheel (14) consists of a ratchet part and a non-ratchet part.
  7. 7. The burr impact hammer according to claim 6, wherein a gap exists between the outer teeth of the concentric gear (13) and the stopper (15).
  8. 8. The burr flash impact hammer according to claim 6, wherein the impact assembly comprises an impact post (19) which is slidably mounted in the main housing (1) and provided with a second ratchet (18), a hammer head (20) fixedly connected to the bottom end of the impact post (19) and contacted with the inner limiting plate (3), and a second spring (21) fixedly connected to the top end of the impact post (19), the other end of the second spring (21) is fixedly connected with the inner wall of the main housing (1), and the impact post (19) is in meshed connection with the ratchet part of the ratchet wheel (14) through the second ratchet (18).
  9. 9. The burr flash impact hammer of claim 8, wherein the top end of the impact column (19) is fixedly connected with a circular plate (24), and a second sliding guide groove (23) matched with the circular plate (24) is formed in the main shell (1).
  10. 10. The burr trimming impact hammer according to claim 1, wherein a main body cover plate (25) is installed at one side of the main body housing (1), and a top cover plate (26) is installed at the top of the main body housing (1).

Description

Burr flash impact hammer Technical Field The utility model belongs to the technical field of die casting post-treatment, and particularly relates to a burr and flash impact hammer. Background In die casting production, the die-like workpiece is easy to generate burr flash at the orifice after being worn after being used for a long time, and the burr flash can influence the quality of finished products of later machining, so that finishing personnel can be arranged to remove the burr flash of the die in actual production. The common burr removing flash in the prior art is removed by the worker through the sharp nose pliers and the file purely manually, and the burr removing flash is low in efficiency and easy to scrape and collide with a die. Disclosure of utility model The utility model aims to provide the burr flash impact hammer which has high burr flash removal efficiency and does not damage a die. The utility model discloses a burr flash impact hammer which comprises a main shell, a removing assembly, a power assembly, a transmission assembly and an impact assembly, wherein the removing assembly is connected with the main shell in a sliding mode, the bottom of the removing assembly extends to the outside of the main shell and is used for impact deburring, the power assembly is arranged on one side of the main shell and is used for providing a power source, the transmission assembly is arranged inside the main shell and is in linkage with the power assembly, and the impact assembly is arranged above the removing assembly and is matched with the transmission assembly to drive the removing assembly to impact downwards. Further, the removing assembly comprises an impact hammer body, an inner limiting plate fixedly installed at the top end of the impact hammer body and in sliding connection with the inside of the main shell, and a pounding head detachably connected with the impact hammer body and located below the main shell. Further, the outer limit plate is fixedly connected to the periphery of the impact hammer body, and the outer limit plate is located between the main shell and the pounding head. Further, the power component comprises a piston trigger arranged on one side of the main shell, a connecting rod which is in sliding connection with the inside of the main shell and one end of which extends to the outside of the main shell and is fixedly connected with the piston trigger, a guide rod which is in sliding connection with the inside of the main shell and one end of which extends to the outside of the main shell and is fixedly connected with the piston trigger, a first spring which is sleeved on the periphery of the guide rod and is fixedly connected between the piston trigger and the main shell, a toothed plate which is in sliding connection with the inside of the main shell and one end of which extends to the outside of the main shell and is fixedly connected with the piston trigger, and a power gear which is rotatably arranged in the inside of the main shell and is meshed with the toothed plate. Further, the connecting rod is fixedly connected with a limiting clamp spring for preventing the connecting rod from being completely separated from the main shell. Further, the transmission assembly comprises a concentric gear coaxially connected with the power gear, a ratchet wheel coaxially sleeved on the periphery of the concentric gear and rotationally connected with the main shell, a stop block fixedly connected with the inner ring wall of the ratchet wheel, a first ratchet wheel rotatably installed inside the main shell and matched with the concentric gear, and a reed which abuts against the first ratchet wheel to enable the first ratchet wheel to be clamped into a tooth socket of the concentric gear, the first ratchet wheel is clamped into the concentric gear and then drives the ratchet wheel to rotate unidirectionally through the extrusion stop block, and the ratchet wheel consists of a ratchet part and a ratchet-free part. Further, a gap exists between the outer teeth of the concentric gear and the stop block. Further, the impact piece comprises an impact column which is slidably arranged in the main shell and provided with a second ratchet, a hammer head which is fixedly connected to the bottom end of the impact column and is contacted with the inner limiting plate, and a second spring which is fixedly connected to the top end of the impact column, the other end of the second spring is fixedly connected with the inner wall of the main shell, and the impact column is meshed and connected with the ratchet part of the ratchet through the second ratchet. Further, the top end of the impact column is fixedly connected with a circular plate, and a second sliding guide groove matched with the circular plate is formed in the main shell. Further, a main body cover plate is arranged on one side of the main shell, and a top cover plate is arranged on the top of the main shell. Compared with the prior art,