CN111519687B - Assembling method of mute type breaking hammer damping assembly - Google Patents

Assembling method of mute type breaking hammer damping assembly Download PDF

Info

Publication number
CN111519687B
CN111519687B CN202010366890.3A CN202010366890A CN111519687B CN 111519687 B CN111519687 B CN 111519687B CN 202010366890 A CN202010366890 A CN 202010366890A CN 111519687 B CN111519687 B CN 111519687B
Authority
CN
China
Prior art keywords
shell
damping
shock
pad
machine
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Active
Application number
CN202010366890.3A
Other languages
Chinese (zh)
Other versions
CN111519687A (en
Inventor
王钟鼎
宋鸥
冷柏欣
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Yantai Eddie Precision Machinery Co Ltd
Original Assignee
Yantai Eddie Precision Machinery Co Ltd
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Yantai Eddie Precision Machinery Co Ltd filed Critical Yantai Eddie Precision Machinery Co Ltd
Priority to CN202010366890.3A priority Critical patent/CN111519687B/en
Publication of CN111519687A publication Critical patent/CN111519687A/en
Application granted granted Critical
Publication of CN111519687B publication Critical patent/CN111519687B/en
Active legal-status Critical Current
Anticipated expiration legal-status Critical

Links

Images

Classifications

    • E—FIXED CONSTRUCTIONS
    • E02—HYDRAULIC ENGINEERING; FOUNDATIONS; SOIL SHIFTING
    • E02F—DREDGING; SOIL-SHIFTING
    • E02F3/00—Dredgers; Soil-shifting machines
    • E02F3/04—Dredgers; Soil-shifting machines mechanically-driven
    • E02F3/96—Dredgers; Soil-shifting machines mechanically-driven with arrangements for alternate or simultaneous use of different digging elements
    • E02F3/966—Dredgers; Soil-shifting machines mechanically-driven with arrangements for alternate or simultaneous use of different digging elements of hammer-type tools
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
    • F16F—SPRINGS; SHOCK-ABSORBERS; MEANS FOR DAMPING VIBRATION
    • F16F15/00—Suppression of vibrations in systems; Means or arrangements for avoiding or reducing out-of-balance forces, e.g. due to motion
    • F16F15/02—Suppression of vibrations of non-rotating, e.g. reciprocating systems; Suppression of vibrations of rotating systems by use of members not moving with the rotating systems

Landscapes

  • Engineering & Computer Science (AREA)
  • General Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Physics & Mathematics (AREA)
  • Acoustics & Sound (AREA)
  • Aviation & Aerospace Engineering (AREA)
  • Mining & Mineral Resources (AREA)
  • Civil Engineering (AREA)
  • Structural Engineering (AREA)
  • Percussive Tools And Related Accessories (AREA)
  • Vibration Dampers (AREA)

Abstract

The invention relates to an assembly method of a silent breaking hammer damping component, wherein the silent breaking hammer comprises a machine core and a machine shell, the machine core comprises a machine core shell, and the damping component is arranged between the machine core shell and the machine shell; the machine core shell comprises an upper shell, a cylinder body and a lower shell; the damping component comprises a first damping pad arranged between the shell and the front side surface of the upper shell and a second damping pad arranged between the shell and the rear side surface of the upper shell; the mounting method of the second shock pad is as follows: firstly, inserting a first shock pad into a machine shell; then the core is inserted into the shell from top to bottom; then, a bolt is vertically screwed into the rear side plate of the machine shell, the bolt can drive the machine core to extrude the first shock pad to compress, the distance between the rear side surface of the machine core and the rear side plate of the machine shell is increased, then the second shock pad is inserted into a gap between the rear side surface of the machine core and the rear side plate of the machine shell from top to bottom, and finally the bolt is loosened, so that the second shock pad, the machine core and the machine shell are in gapless fit; the probability of shell cracking and core failure is reduced.

Description

Assembling method of mute type breaking hammer damping assembly
Technical Field
The invention relates to an assembling method of a silent breaking hammer, in particular to an assembling method of a damping component of a silent breaking hammer.
Background
The hydraulic breaking hammer is a breaking and dismantling tool. The excavator is a kind of excavator accessory, which takes an excavator as a bearing main body. Silence formula quartering hammer includes casing, core and locates buffering damper between casing and the core, silence formula quartering hammer has the noise low, and the advantage that the fault rate is low. However, the key technology of the mute type breaking hammer is the clamping and fixing mode of the machine core in the machine shell. The clamping mode of silence type quartering hammer on market, most all are clearance fit, and gapped between damper and the core does not have the clearance just can't pack the casing into with the core, and in case the core can't be fixed completely in the casing, the quartering hammer is hitting the in-process, will produce the core drunkenness in the casing, causes quartering hammer casing fracture and core fault problem. Thereby reducing the utilization rate of products and simultaneously causing potential safety hazards in the operation process.
Disclosure of Invention
Aiming at the defects in the prior art, the invention provides an assembling method of a mute type breaking hammer damping component for reducing the failure rate of the breaking hammer.
The technical scheme for solving the technical problems is as follows: a mute type breaking hammer damping component assembly method is characterized in that a mute type breaking hammer comprises a machine core and a machine shell, wherein the machine core comprises a machine core shell, the machine shell covers the periphery of the machine core shell, a damping component is arranged between the machine core shell and the machine shell, and the damping component is made of elastic materials;
the machine core shell comprises an upper shell, a cylinder body and a lower shell which are fixedly connected from top to bottom in sequence, the machine core also comprises a piston arranged in the cylinder body and a drill rod arranged in the lower shell, and the lower end of the drill rod extends out of the lower end of the lower shell;
the damping assembly comprises an upper damping assembly, the upper damping assembly comprises a first damping pad and a second damping pad which are arranged in pair, the first damping pad is arranged between the shell and the front side surface of the upper shell, and the second damping pad is arranged between the shell and the rear side surface of the upper shell;
the mounting method of the second shock pad comprises the following steps:
step 1, inserting a first shock pad into a machine shell;
step 2, inserting the movement into the casing from top to bottom until the lower end face of the movement shell contacts with the lower end of the casing;
and 3, vertically screwing a bolt into the rear side plate of the shell, wherein the bolt can drive the machine core to extrude the first shock pad to deform and compress, so that the distance between the rear side surface of the machine core and the inner wall of the rear side plate of the shell is increased, then inserting a second shock pad into a gap between the rear side surface of the machine core and the inner wall of the rear side plate of the shell from top to bottom, wherein the thickness of the second shock pad is smaller than the distance between the rear side surface of the machine core and the inner wall of the rear side plate of the shell, and finally, loosening the bolt, so that the first shock pad deforms, the thickness is increased, and the second shock pad, the machine.
Further, two bolts are adopted.
The damping assembly further comprises a lower damping assembly, the lower damping assembly comprises two pairs of damping cushions, the two pairs of damping cushions are respectively marked as a third damping cushion, a fourth damping cushion, a fifth damping cushion and a sixth damping cushion, and the third damping cushion, the fourth damping cushion, the fifth damping cushion and the sixth damping cushion are respectively arranged between the inner walls of the four side plates at the lower part of the shell and the four side surfaces of the lower shell;
before the second shock pad is installed, the third shock pad, the fourth shock pad, the fifth shock pad and the sixth shock pad are inserted into the inner wall of the lower portion of the side plate of the machine shell respectively.
The middle damping assembly comprises a pair of damping cushions, namely a seventh damping cushion and an eighth damping cushion, and the seventh damping cushion and the eighth damping cushion are respectively arranged between the left side surface and the right side surface of the upper shell and the cylinder body and the shell;
before the second shock pad is installed, the seventh shock pad and the eighth shock pad are inserted into the inner walls of the left side plate and the right side plate of the machine shell, and are positioned at the joint of the upper shell and the cylinder body after being assembled.
Further, be equipped with upper portion damper assembly inserting groove, lower part damper assembly inserting groove and well upper portion damper assembly inserting groove on the inner wall of casing respectively, upper portion damper assembly, lower part damper assembly and well upper portion damper assembly insert respectively in upper portion damper assembly inserting groove, lower part damper assembly inserting groove and well upper portion damper assembly inserting groove.
The invention has the beneficial effects that: zero clearance fit between first shock pad and second shock pad and core and the casing, the main action of whole quartering hammer is the up-and-down motion in the use, but it rocks mainly be the swing back and forth, and side around first shock pad and second shock pad are located has guaranteed that the core can not swing back and forth in the casing, reduces the impact to the casing, guarantees that the core can not drunkenness in the casing, the casing fracture that significantly reduces and the probability of core trouble.
Drawings
FIG. 1 is a schematic structural view of a cabinet without a second cushion (a left side plate, a right side plate and a rear side plate of the cabinet are omitted);
FIG. 2 is a schematic structural view of the housing when the shock-absorbing assembly is installed in the present invention (the left side plate, the right side plate and the rear side plate of the housing are omitted);
FIG. 3 is an enlarged view of a portion of FIG. 2 at A;
FIG. 4 is a schematic structural diagram of the housing of the present invention;
FIG. 5 is a schematic view of the assembled housing and movement of the present invention;
FIG. 6 is a schematic structural view of the demolition hammer without the second cushion (the left, right, and rear side panels of the housing are omitted) in accordance with the present invention;
FIG. 7 is a schematic view showing a state where a second cushion is assembled in the present invention;
FIG. 8 is a schematic view of the assembled structure of the casing and the movement of the present invention (the left side plate, the right side plate and the rear side plate of the casing are omitted);
Detailed Description
The principles and features of this invention are described below in conjunction with the following drawings, which are set forth by way of illustration only and are not intended to limit the scope of the invention.
The structures, proportions, sizes, and other dimensions shown in the drawings and described in the specification are for understanding and reading the present disclosure, and are not intended to limit the scope of the present disclosure, which is defined in the claims, and are not essential to the art, and any structural modifications, changes in proportions, or adjustments in size, which do not affect the efficacy or attainment of the same purpose, are intended to fall within the scope of the present disclosure. In addition, the terms "upper", "lower", "left", "right", "front" and "rear" used in the present specification are for clarity of description, and are not intended to limit the scope of the present invention.
As shown in fig. 1-8, the assembling method of the silent breaking hammer shock-absorbing assembly includes a core 3 and a casing 1, the core 3 includes a core housing, the casing 1 covers the periphery of the core housing, a shock-absorbing assembly 2 is further disposed between the core housing and the casing 1, and the shock-absorbing assembly 2 is made of an elastic material; the machine shell comprises a front side plate 1-1, a left side plate 1-2, a rear side plate 1-3, a right side plate and a bottom plate;
the machine core shell comprises an upper shell 3-1, a cylinder 3-2 and a lower shell 3-3 which are fixedly connected from top to bottom in sequence, the machine core 3 further comprises a piston arranged in the cylinder 3-2 and a drill rod 3-5 arranged in the lower shell 3-3, and the lower end of the drill rod 3-5 extends out of the lower end of the lower shell 3-3; the upper shell 3-1, the cylinder body 3-2 and the lower shell 3-3 are fixedly connected through a through bolt 3-4;
the damping assembly 2 comprises an upper damping assembly, a lower damping assembly and a middle and upper damping assembly which are arranged in pairs, the lower damping assembly comprises two pairs of damping cushions, namely a third damping cushion 2-3, a fourth damping cushion 2-4, a fifth damping cushion 2-5 and a sixth damping cushion 2-6, and the third damping cushion 2-3, the fourth damping cushion 2-4, the fifth damping cushion 2-5 and the sixth damping cushion 2-6 are respectively arranged between the inner walls of four side plates at the lower part of the shell and four side surfaces of the lower shell 3-3;
the middle damping assembly comprises a pair of damping cushions, which are respectively marked as a seventh damping cushion 2-7 and an eighth damping cushion 2-8, and the seventh damping cushion 2-7 and the eighth damping cushion 2-8 are respectively arranged between the left side surface and the right side surface of the upper shell and the 3-1 cylinder body 3-2 and the shell 1;
the upper shock absorption assembly comprises a first shock absorption pad 2-1 and a second shock absorption pad 2-2, the first shock absorption pad 2-1 is arranged between the machine shell 1 and the front side surface of the upper shell 3-1, and the second shock absorption pad 2-2 is arranged between the machine shell 1 and the rear side surface of the upper shell 2-1;
an upper shock absorption assembly insertion groove, a lower shock absorption assembly insertion groove and a middle and upper shock absorption assembly insertion groove are respectively formed in the inner wall of the shell 1, and the upper shock absorption assembly, the lower shock absorption assembly and the middle and upper shock absorption assembly are respectively inserted into the upper shock absorption assembly insertion groove, the lower shock absorption assembly insertion groove and the middle and upper shock absorption assembly insertion groove; the first shock pad inserting groove and the second shock pad inserting groove are oppositely arranged, are respectively arranged at the upper part of the inner wall of the shell and correspond to the front side surface and the rear side surface of the upper shell after being assembled with the machine core;
the third shock pad inserting groove, the fourth shock pad inserting groove, the fifth shock pad inserting groove and the sixth shock pad inserting groove are respectively arranged at the lower part of the inner wall of the shell and correspond to four side surfaces of the lower part of the lower shell after being assembled with the machine core;
the seventh shock pad insertion groove and the eighth shock pad insertion groove are respectively arranged at the middle upper part of the inner wall of the shell and correspond to the left side surface and the right side surface of the joint of the cylinder body and the upper shell after being assembled with the machine core;
the installation method of the shock absorption assembly comprises the following steps:
step 1, arranging a first shock pad 2-1, a third shock pad 2-3, a fourth shock pad 2-4, a fifth shock pad 2-5, a sixth shock pad 2-6, a seventh shock pad 2-7 and a first shock pad inserting groove, a third shock pad inserting groove pad, a fourth shock pad inserting groove, a fifth shock pad inserting groove, a sixth shock pad inserting groove, a seventh shock pad inserting groove and an eighth shock pad inserting groove which correspond to the eighth shock pad 2-8;
step 2, inserting the movement 3 into the machine shell 1 from top to bottom until the lower end face of the movement shell contacts with the bottom plate of the machine shell 1;
and 3, vertically screwing two bolts 4 into a rear side plate of the machine shell, wherein the two bolts 4 can drive the machine core 3 to extrude the first shock pad 2-1 to deform and compress, so that the distance between the rear side surface of the machine core 3 and the inner wall of the rear side plate of the machine shell 1 is increased, then inserting the second shock pad 2-2 into a gap between the rear side surface of the machine core and the inner wall of the rear side plate 1-3 of the machine shell from top to bottom, at the moment, the thickness of the second shock pad 2-2 is smaller than the distance between the rear side surface of the machine core and the inner wall of the rear side plate 1-3 of the machine shell, and finally, loosening the bolts 4, so that the first shock pad 2-1 deforms, the thickness is increased, and the first shock pad 2-1, the second shock pad 2-.
The above description is only for the purpose of illustrating the preferred embodiments of the present invention and is not to be construed as limiting the invention, and any modifications, equivalents, improvements and the like that fall within the spirit and principle of the present invention are intended to be included therein.

Claims (2)

1. The assembling method of the mute type breaking hammer shock absorption assembly is characterized in that the mute type breaking hammer comprises a machine core and a machine shell, the machine core comprises a machine core shell, the machine shell covers the periphery of the machine core shell, the shock absorption assembly is arranged between the machine core shell and the machine shell, and the shock absorption assembly is made of elastic materials;
the machine core shell comprises an upper shell, a cylinder body and a lower shell which are fixedly connected from top to bottom in sequence;
the damping assembly comprises an upper damping assembly, the upper damping assembly comprises a first damping pad and a second damping pad which are arranged in pair, the first damping pad is arranged between the shell and the front side surface of the upper shell, and the second damping pad is arranged between the shell and the rear side surface of the upper shell;
the mounting method of the second shock pad comprises the following steps:
step 1, inserting a first shock pad into a machine shell;
step 2, inserting the movement into the casing from top to bottom until the lower end face of the movement shell contacts with the lower end of the casing;
step 3, vertically screwing a bolt into a rear side plate of the machine shell, wherein the bolt can drive the machine core to extrude the first shock pad to deform and compress, so that the distance between the rear side surface of the machine core and the inner wall of the rear side plate of the machine shell is increased, then inserting a second shock pad into a gap between the rear side surface of the machine core and the inner wall of the rear side plate of the machine shell from top to bottom, wherein the thickness of the second shock pad is smaller than the distance between the rear side surface of the machine core and the inner wall of the rear side plate of the machine shell, and finally, loosening the bolt, so that the first shock pad deforms, the thickness of the first shock pad is increased, and the first shock;
the damping assembly further comprises a lower damping assembly, the lower damping assembly comprises two pairs of damping pads which are respectively marked as a third damping pad, a fourth damping pad, a fifth damping pad and a sixth damping pad, and the third damping pad, the fourth damping pad, the fifth damping pad and the sixth damping pad are respectively arranged between the inner walls of the four side plates at the lower part of the shell and the four side surfaces of the lower shell;
before the second shock pad is installed, the third shock pad, the fourth shock pad, the fifth shock pad and the sixth shock pad are respectively inserted into the inner wall of the lower part of the side plate of the machine shell;
the damping device comprises a shell, a cylinder body and a damping component, and is characterized by further comprising a middle-upper damping component, wherein the middle-upper damping component comprises a pair of damping pads which are respectively marked as a seventh damping pad and an eighth damping pad, and the seventh damping pad and the eighth damping pad are respectively arranged between the shell and the left side surface and the right side surface of the upper shell and the cylinder body;
before the second shock pad is installed, the seventh shock pad and the eighth shock pad are inserted into the inner walls of the left side plate and the right side plate of the machine shell, and are positioned at the joint of the upper shell and the cylinder body after being assembled.
2. The method of assembling a silent type breaking hammer shock-absorbing assembly according to claim 1, wherein the inner wall of the housing is provided with an upper shock-absorbing assembly insertion groove, a lower shock-absorbing assembly insertion groove and a middle upper shock-absorbing assembly insertion groove, respectively, and the upper shock-absorbing assembly, the lower shock-absorbing assembly and the middle upper shock-absorbing assembly are inserted into the upper shock-absorbing assembly insertion groove, the lower shock-absorbing assembly insertion groove and the middle upper shock-absorbing assembly insertion groove, respectively.
CN202010366890.3A 2020-04-30 2020-04-30 Assembling method of mute type breaking hammer damping assembly Active CN111519687B (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN202010366890.3A CN111519687B (en) 2020-04-30 2020-04-30 Assembling method of mute type breaking hammer damping assembly

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN202010366890.3A CN111519687B (en) 2020-04-30 2020-04-30 Assembling method of mute type breaking hammer damping assembly

Publications (2)

Publication Number Publication Date
CN111519687A CN111519687A (en) 2020-08-11
CN111519687B true CN111519687B (en) 2021-06-15

Family

ID=71906644

Family Applications (1)

Application Number Title Priority Date Filing Date
CN202010366890.3A Active CN111519687B (en) 2020-04-30 2020-04-30 Assembling method of mute type breaking hammer damping assembly

Country Status (1)

Country Link
CN (1) CN111519687B (en)

Family Cites Families (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
KR100647466B1 (en) * 2005-11-02 2006-11-23 지산중공업주식회사 Breaker low noise apparatus for a excavator
CN201358483Y (en) * 2009-02-23 2009-12-09 天津辰龙重工机械有限公司 Muting hydraulic breaking hammer
CN202023213U (en) * 2011-04-29 2011-11-02 烟台艾迪精密机械有限公司 Damping hydraulic breaking hammer
US11027403B2 (en) * 2018-06-18 2021-06-08 Caterpillar Inc. Hydraulic hammer

Also Published As

Publication number Publication date
CN111519687A (en) 2020-08-11

Similar Documents

Publication Publication Date Title
KR102035799B1 (en) Piston for hydraulic breaker
CN107288130A (en) A kind of hydraulic hammer protector and the method that buffer protection is carried out to hydraulic hammer
CN111519687B (en) Assembling method of mute type breaking hammer damping assembly
KR20120005908A (en) Piston of hydraulic breaker
KR100819471B1 (en) Vibration absorber for breaker
CN217814560U (en) Stable hydraulic bushing
CN219497335U (en) Storage equipment protector
CN210041536U (en) Servo motor with damper
CN212337984U (en) Damping block of hydraulic breaking hammer
CN213317764U (en) Reducing shock attenuation cutter arbor
CN112178097B (en) Large overload shock absorber
CN212506495U (en) Hydraulic breaking hammer with buffering structure
CN209907642U (en) Damping device of civil engineering structure
CN204565037U (en) A kind of low noise forging hammer
CN201384964Y (en) Hydraulic cylinder used for breaking hammer
CN210279272U (en) Breaker for building engineering
CN111750017A (en) Damping block of hydraulic breaking hammer
CN216277662U (en) Vibration reduction type pressurizing and accelerating tool for petroleum drilling
KR101359322B1 (en) Anti-vibration apparatus of hydraulic breaker
CN207143949U (en) A kind of hydraulic hammer protector
CN211115766U (en) Impacter for preventing inner cylinder from moving
CN214698986U (en) Buffering and damping device of breaking hammer
CN218728852U (en) Computer motherboard
CN109024588A (en) A kind of hydraulic hammer elastic connection and buffer control method and shock-damping structure
CN220726339U (en) Large-deformation anchor rod for deep cavity energy absorption and impact load resistance

Legal Events

Date Code Title Description
PB01 Publication
PB01 Publication
SE01 Entry into force of request for substantive examination
SE01 Entry into force of request for substantive examination
GR01 Patent grant
GR01 Patent grant