TW201221316A - Impact hammer structure of pneumatic tool with torque-augmenting effect - Google Patents

Abstract

The present invention provides an impact hammer structure of pneumatic tool with torque-augmenting effect. The features of the impact hammer include a hammering seat, which is of a hollow frame configuration and comprises a hammer block receiving space and a latch bore and a shaft bore; a transmission shaft, which has a transmission end and a tool end, of which the transmission end is received through the shaft bore of the hammering seat to get into and be located in the hammer block receiving space and the transmission end comprises coupling ribs and the tool end extends outside the shaft bore of the hammering seat; at least one hammer block, which is received in the hammer block receiving space in a rocking manner, the hammer block comprises irregularly-shaped through-hole and two swinging ends, the irregularly-shaped through-hole receiving the transmission end of the transmission shaft to extend therethrough for assembling, the hammer block having opposite ends forming rocking-constrain recess; two fixing pins extending through two sides of the hammer block receiving space and also extending through the rocking-constrain recesses formed on the hammer block so as to constraint the rocking condition of the hammer block; mass increasing section that is mounted to the swinging ends of the hammer block, the mass increasing section being provided to increase the mass of the swinging ends of the hammer block. With such an arrangement, the mass increasing section increases the mass of the swinging ends of the hammer block so that there is no need to increase the volume specification of the whole hammer block. Thus, the inertial force of the rocking of the hammer block can be improved to thereby achieve the advantages and utilities of increasing impact hammer torque and instantaneous acceleration.

Description

201221316 • · 6. Description of invention: [Technical field to which the invention pertains] Hammer structure, especially for structural type designers. The invention relates to a punch of a pneumatic tool, and an impact hammer innovation with a torque enhancement effect [Prior Art]

According to the function of the 'pneumatic tool product, it is mainly applied to the large screw and nut of the large nut, the large torque of the screw and the nut must be generated by the nut. The pneumatic wrench is operated by the hammer/seat seat. Achieved, with one or two block-shaped hammers, the axis is reversed and reversely rotated to continue to produce a hammer-type torque enhancement claim "in the case of a pneumatic wrench, the wire is locked or loosened, Since the tightening torque sought is very high, it is relatively high. The generation of the torque force is usually caused by the internal displacement of the hammer seat, etc., and the hammer design is capable of generating an inertia swing with the transmission to thereby produce.

According to the above paragraph, 'currently depends on the size of the hammer, the size of the large torque wrench, the size of the torque, the size of the inertia hammer, the size of the weight generated by the swing, the size of the weight is also caused to reach a larger The force is relatively large. However, if you want to achieve the second volume, you must relatively increase the overall problem and bottleneck. From the perspective of the user, the process of taking the handle is relatively easy. The father is a small pneumatic wrench. Because, in the industry, how can the industry further improve its position without the need for practical convenience? Before the volume of the air-pneumatic wrench, it is necessary to think about breaking the torque to improve the performance quality. It is obviously the goal and direction. It is more relevant. 201221316 • Consumers are looking forward to this and design experience.实实 [Summary of the Invention] The pneumatic tool of the present invention has developed a more thought-provoking breakthrough; the solution of the present invention includes: a bell strike and a shaft drive shaft, including a shaft piercing and a rib, the call One less hammer block, the block includes a special-shaped transmission end and two sets of fixed pins, and the set weight-receiving part of the hammer block is set in the front end of the swinging end of the clock hammer block, because the 'inventor has been for many years Engaged in the manufacture of related products The invention of the above-mentioned objectives 'detailed design and prudent evaluation. The main purpose is to provide a torsion-enhanced key structure, which is the problem to be solved, and is aimed at the technical problem of the impact tool of the pneumatic tool with ideal practicability, mainly because the impact seat is The hollow frame type includes: the hammer block accommodating the vacant space with respect to one of the two side walls of the slot hole and the shaft perforation drive end and the work end, wherein the drive end is placed in the hammer block accommodation space by the extension valley, and The end of the shaft end of the end of the shaft of the hammering seat is oscillatably accommodated in the accommodating space of the hammer block, and the perforated and two oscillating ends 'the shaped perforation is for the transmission' and the hammer block The opposite side is provided with a recess for the limit to extend through the opposite sides of the accommodating space of the hammer block, and the recessed edge is used to limit the swinging state of the hammer block; the oscillating end of the mass is used to increase the shell The quantity 'by this innovative unique design, the invention can achieve the following advantages: The mass weighting part can increase the development of the swinging end of the hammer block, and how to hammer the hammer to have the hammer edge: the edge of the clock shaft And the amount of wear and the addition of the precursor fs] 4 201221316 ^ . But there is no need to increase the inertia of the integral movement without the need to amplify the volume of the physical clock block; the impact of the more volume specifications, and then enhance Use progressive. Therefore, the design of the invention can effectively improve the hammer impact torque and instantaneously accelerate in the block pendulum.

The embodiment of the present invention has a torque-enhancing effect, but the embodiments are only limited to the structure; the impact hammer, the impact hammer A includes the following [embodiment], as shown in FIG. The utility model has the advantages of the hammer structure of the tool. The pneumatic tool which is not used in the patent application can be pneumatically assembled: the hammer seat 10 is a hollow frame type, including a hammer block 11 and is arranged on the hammer. The drive housing 20 includes a drive end 21 and a tool end 22 (a quadrangular prism type), wherein the drive end 21 is supported by the hammer block 1 The hole 13 is inserted into the hammer receiving space ^, and the driving end u and the movable rib 23' protrude from the shaft of the hammering seat 1 as a locking Or the portion of the bolt is loosened; at least one of the hammers 30 (in this embodiment, two sets of configuration types) is movably placed in the hammer block accommodating space 11 of the hammer block 10, the 30 ¢ 3 It ® transmits a dry-shaped perforation 31 and two oscillating ends 32, and the shaped end of the movable wheel 20 of the shaped perforation 31 wears a pair of fits The hammer block 3 〇 is opposite to the two sides ° 'the support recessed edge 33 and the swinging limit recessed edge 33B; τ - the solid 疋 40 40, is set to penetrate the hammer block 10 of the hammer block 10 1 1 4 sleeve丄. Wear 'shame = shoot two sides, if it is one block 30', one of the fixed pin clocks = the support block with the concave edge 33 of the clock block 3 'the other fixed pin 40 wears 'ghost 30 Set the swing limit recessed edge 33B; the aerodynamic clearing should be described as a slotted hole that can be wheeled with a hole 13 and can be hammered and supplied separately and separated by the air. The quality is increased by 50. The mass weighting portion 50 is disposed on the swinging end 32' of the hammer block 30 to increase the mass of the swinging end 32 of the clock block; and the weight of the swinging end 32 can be increased by the above-mentioned structural composition design. The inertial force 'when the block 30 swings' achieves the purpose of enhancing the torsion force and instantaneous acceleration of the impact hammer A, but the overall impact hammer volume does not need to be expanded.

As shown in the second and third embodiments, in the embodiment of the structure, in the hand 60, the impact hammer A is accommodated in the one of the actuating slots 62, and the end of the end cap is provided with a through opening 64. For the impact hammer to pass out (as shown in FIG. 3), the shaft (omitted from the drawing) can be used to drive the impact key A to rotate, and the mass emphasis portion 50 is shown. It is the swing end of the hammer block 30. In addition, as shown in Fig. 5, the mass is added to the rear lock group (e.g., using bolts 70) or the shape of the swing end 32 of the block 30. Further, as shown in Fig. 6, the mass-weighted body 30 is provided with a more dense material body having a recessed portion 34' for the mass. In addition, the structure type of the perturbation end 32 of the mass accelerating portion (the mass accretion portion 50 as shown in the figure is a cracked person. As for the oscillating end 32 of the mass accretion portion, according to the desire of the industry There is no limitation to this. The pneumatic tool used in the pneumatic hammer A is a preset limit 63 of the body 61 of a pneumatic wrench pneumatic wrench 60, and the drive shaft 20 of the end cover 63 A is closed. The tool end 22 of the tool end 22 is provided with a slotted hole 12 of the driving bolt base 10, and the specific embodiment of the cymbal is formed by the convex shape of the 32-body body 50B, which is separately formed into a joint (such as welding), is positioned on the weight of the hammer 50C, which is relative to the 'to make the swinging end 32 of the hammer block 30 the rearward portion 50C into or embedded in the positioning 50 can be It is disposed in the hammer block 3〇 as shown in FIG. 4; or the structure provided in the seventh swing end 32 should be set to the inertia enhancement effect of one of the swing ends 32 or 20, because 6 201221316 As shown in Figure 8, when it is time > its different hammer block 30 30 Β seeking balance symmetry The two-phase clock block 30, 30Β, the mass weighting part 50 50Β, the inertia force difference in the direction of rotation is not 30B, the rotation inertia action relative part 50 and the mass weighting part 50Β balance and stability during operation 0 1 When the different swinging end 32 of the clock block 30 ' 30 Λ 30 相 is in a different mass setting type (such as the weighting requirement of the first turn direction is configured to be 9 and 9 is positively reversed and the force is applied to enhance the effect) the advantages of the present invention. The invention has a torque _ ” mainly by the innovative design of the hammer of the impact hammer. For the purpose of the present invention, the weight of the mass is not increased, and the integral hammer is not required to amplify the overall impact hammer. The advantage of the inertia force 'intake speed and the practical advancement are supplemented by the conventional pneumatic bs of the same specification as the first one. Then, when the block 30, 30B of the present invention is used, the complex type weighting section 50 is used. A preferred embodiment is required for the use of the rotation; this is the end 32 as disclosed in this figure. The masses of the different lengths of the clock blocks 30 and 30B are used for the positive and negative effects, but the masses of the two hammers 30 and the diagonal arrangement relationship are balanced and symmetrically arranged to facilitate the setting of the plural. The hammer mass accumulating portion 50, 50B can be uncovered, and the pneumatic tool impact hammer structure end can be provided in a positive or negative direction to the hammer block housing space arrangement combination providing differential inertia effect. The prior art structure of the mass emphasis section is sufficient to increase the quality specification of the swinging end of the hammer block. Therefore, the design of the present invention can effectively improve the hammering force to enhance the impact hammer torque and the moment as shown in FIG. For example, the output torque of the pneumatic wrench product is 350 呎 pounds (after the output torque will increase to 201221316: 100 smash (ft-lbs) and reach 450 ° ft-lbs; the other required to achieve the required torque The acceleration between the eyes can also be shortened from 5 seconds to 3. This is the initial test result of the inventor and is hereby incorporated by reference. The above embodiments are intended to be illustrative of the present invention, and are not to be construed as limiting the scope of the present invention, and those skilled in the art can understand the principles and principles of the present invention. Changes and modifications are made to the equivalent purpose, and such changes and modifications are to be included in the scope of the patent application as described later. Outside, second, the essence of the text

201221316 [Simple description of the drawings] Fig. 1 : Impact hammer of the present invention Fig. 2: Impact hammer of the present invention Fig. 3: Impact hammer of the present invention Fig. 4: Fig. 4 is a view showing the mass of the present invention. Fig. 5 is a view showing the mass of the present invention. Fig. 6 is a view showing the mass of the present invention plus φ. Figure 7 is a diagram showing the quality of the present invention. Figure 8 is a diagram showing the quality plus embodiment of the present invention. [Main component symbol description] Impact chain #Hammer block Hammer block accommodation space Bolt hole Hole shaft perforation Drive shaft Drive end Tool end Linking rib Hammer Block Shaped perforation The exploded perspective view of the preferred embodiment. An exploded perspective view of a pneumatic tool. A combined perspective view of a pneumatic tool. The part in which the part is convexly formed to form a convex type is a lock type type. The part that is the heavier material body embedded type is the two swinging end. The implementation part is the two swinging end difference setting type. 0 1 2 3 0 1 2 3

〇, 3 0 B 9 201221316 Swing end Supporting concave edge Swinging limit concave edge Embedding part Fixed lock Mass weighting part

3 2 3 3 3 3 B 3 4 4 0

50, 50B, 50C air wrench 60 body 6 1 actuating groove 62

End cap

Bolt 6 4 7 0

10

Claims (1)

201221316; Seven, the scope of application for patents: 1. A pneumatic tool impact hammer structure with torsion-enhancing effect, the keystrokes include: a bell striking 'is a hollow frame type, including a hammer block and is disposed in the The hammer block valley space is opposite to one of the two side walls of the slotted hole shaft; s a drive shaft includes a transmission end and a tool end, wherein the end is bored by the shaft piercing of the hammer seat and is placed on the hammer The gear end has a linkage rib, and the tool end is externally perforated by the shaft of the hammer hammer; at least one hammer block is slidably received in the hammer space of the hammer seat The hammer block includes a special-shaped perforation and two swinging of the special-shaped perforation for the transmission end of the transmission shaft, and the opposite sides are respectively provided with a support concave edge and a swing limit concave edge two fixing pins. The hammer block penetrating the hammer seat is disposed at two sides of the hammer pair, and the two fixing pins respectively pass through the weight of the hammer block and the swing limit recess edge to limit the fulcrum point of the hammer block. State; ... the mass emphasis portion is provided at the swing end of the hammer block, The mass is added to increase the mass of the swinging end of the hammer block; thereby, the inertia force of the hammer block is increased, and the torque of the impact key is instantaneously increased, but the overall impact hammer volume is not increased. 2' The torsion-enhancing effector impact hammer structure according to the first aspect of the patent application, wherein the mass emphasis portion is a bump type formed by integrally projecting a swing end of the block. ... the punching space and a transmission space to the block end, the hammer block 9 supports the swinging weight to enhance the gas to be expanded [S] 11 201221316 3. The torque is enhanced according to the scope of claim 1 The utility model impacts the hammer structure, wherein the mass weighting portion is formed in a single shape and then combined or locked in a shape of the swinging end of the hammer block. 4. The torsion-enhanced pneumatic tool impact hammer structure according to claim 1 or 3, wherein the mass weighting portion is a material body having a heavier mass for the hammer block. 5. A pneumatic tool impact hammer structure having a torque enhancement of 5% according to claim 1 or 3, wherein the oscillating end of the hammer block is provided with a recessed portion for the mass emphasis portion to be embedded or embedded in the locator. 6. A pneumatic tool impact hammer structure having a torsional effect according to claim 1, 2 or 3, wherein the mass is a structure provided at one of the swinging ends or the two swinging ends of the hammer block. Type. 7. According to the scope of the patent application, the torsion-enhancing effect of the moving tool impact hammer structure is as follows: wherein when the hammer block is plural, the mass weighting portion of the different hammer block is set according to the rotation demand direction. Type. 8. The torsion-enhancing effect moving tool impact key structure according to the scope of the patent application scope, wherein the mass weighting portion provided by the different swinging ends of each of the hammer blocks can be mass when the clock block is plural Set the type 'and positive, ... branch a 丄 go up two I Λ 圯 圯 圯 圯 向 向 加 加 加 加 加 加 加 加 加 加 加 加 加 加 加 加 加 加 加 加 加 加 、 、 、 、 、 、 、 、 、 、 、 、 、 、 、 、 、 When the temperament is set, the gas is equal to the gas, and the effect is 12