CN218796262U

CN218796262U - Combined breaking hammer

Info

Publication number: CN218796262U
Application number: CN202223075342.9U
Authority: CN
Inventors: 过文达
Original assignee: WUXI XUETAO GROUP CO Ltd
Current assignee: WUXI XUETAO GROUP CO Ltd
Priority date: 2022-11-18
Filing date: 2022-11-18
Publication date: 2023-04-07
Anticipated expiration: 2032-11-18

Abstract

The utility model discloses a combined breaking hammer, which comprises a hammer handle, wherein the surface of the lower end of the hammer handle is provided with a first pin hole; the hammer head is provided with two wear-resistant hammer faces, a slotted hole matched with the lower end of the hammer handle is formed in the axis of the hammer head, and a second pin hole is formed in the other side of the hammer head; the bolt pin inserted in the first pin hole and the second pin hole is provided with a limiting groove at the end part, and a clamping plate part is arranged in the limiting groove. The utility model discloses a mode grafting combination that utilizes the slotted hole to closely laminate with hammer handle and tup, and cooperation cardboard piece is installed fast, realize the rapid Assembly of quartering hammer, the connected mode is simple, and reliable, and the hammer handle is difficult for rocking with the tup after the combination, both contact surfaces are great, integrated configuration toughness is good, the hammer handle is difficult for appearing the crackle after using for a long time, and the metal cardboard just card is gone into inside the spacing inslot after the bolt pin installation, prevent that the bolt pin from moving in axial and circumference, reduce the wearing and tearing between the device, guarantee hammer handle and tup connection structure's stability, can not appear the dead problem of card during the dismantlement.

Description

Combined breaking hammer

Technical Field

The utility model relates to a quartering hammer field, concretely relates to modular quartering hammer.

Background

Conventional crushers are often used for sanding, and their rotary hammers are sanding hammers. Most of the hammer is a breaking hammer, the breaking hammer is made of integral steel (the material is ZG65 Mu), although the hammer handle is firmer, the single surface of the hammer head is easy to wear and is not easy to replace. Combined breaking hammers also exist in the prior art, such as:

the application number is 200920125678.7, the name is a utility model of a combined type wear-resistant breaking hammer, which discloses a crusher, which consists of a hammer handle and a hammer head, wherein a sleeve hole is arranged above the hammer handle, and the crusher is characterized in that the lower part of the hammer handle is an n-shaped bottom, and the middle part of the hammer handle is provided with an assembly port; a through hole is arranged in the middle of the n-shaped bottom; the hammer head is a solid body with a trapezoidal cross section and a rectangular cross section, the top of the hammer head is provided with a boss, and the middle part of the boss is provided with a screw hole; the shape and the size of the boss correspond to the n-shaped bottom; the hammer handle and the hammer head are fixed by screws. The hammer head of the utility model is made of high-chromium alloy materials with the hardness of HRC60-65, so that the hammer head is more durable than a common breaking hammer, and only the hammer head needs to be replaced when the hammer head is worn; if the hammer handle is worn, the hammer handle can be repaired and used; the utility model discloses life is 3 ~ 8 times of ordinary forging hammer, high manganese steel hammer, simple to operate, and the dismouting is simple, can reduce broken cost, extension breaker operating time, has good economic benefits.

However, the hammer head needs to be directly replaced after being worn when the hammer head is used, and the maintenance cost is high; and the hammer handle and the hammer head are directly fixed through the screw in the structure, when the structure is used, the hammer handle and the hammer head are subjected to torsion force due to hammering, the screw and the fallen threads are easily damaged, and the hammer handle and the hammer head are not convenient to unscrew and disassemble during disassembly.

SUMMERY OF THE UTILITY MODEL

The utility model aims at providing a modular quartering hammer through utilizing the mode grafting combination that the slotted hole closely laminated with hammer handle and tup to cooperation cardboard piece is installed fast, realizes the rapid Assembly of quartering hammer, and the connected mode is simple, reliable, and the hammer handle is difficult for rocking with the tup after the combination, and both contact surfaces are great, and integrated configuration toughness is good, with the above-mentioned weak point in the solution technology.

In order to achieve the above object, the present invention provides the following technical solutions: a combined breaking hammer comprises a hammer handle, a hammer handle and a hammer body, wherein the hammer handle is of a plate-shaped structure with a large upper end and a small lower end, the upper end of the hammer handle is a circular truncated cone body with a round hole in the axis, and a first pin hole is formed in the surface of the lower end of the hammer handle;

the hammer head is provided with two wear-resistant hammer faces, the hammer head is positioned at the lower end of the hammer handle, a slotted hole matched with the lower end of the hammer handle is formed in the axle center of the hammer head, and a second pin hole is formed in the other side of the hammer head;

the outer diameter of the bolt pin is matched with the inner diameters of the first pin hole and the second pin hole, the bolt pin is inserted into the first pin hole and the second pin hole, a limiting groove is formed in the end part of the bolt pin, and a clamping plate part is arranged in the limiting groove;

the two wear-resistant cushion blocks are symmetrically distributed on two sides of the hammer head and are detachably mounted with the hammer head through connecting pieces.

As the preferred scheme of the utility model, the outside of the hammer head is provided with grooves at both ends of the first pin hole;

two ends of the bolt pin are respectively positioned in the grooves on the two sides.

As a preferred embodiment of the present invention, the clamping plate member comprises:

the thickness of the metal clamping plate is matched with that of the limiting groove, and a through hole is formed in the surface of the metal clamping plate;

the inner hexagon bolts penetrate through the two through holes respectively, two threaded holes are formed in the inner wall of one groove, the distance between the two threaded holes is equal to the distance between the two through holes, and the metal clamping plate is fixed on the hammer through the inner hexagon bolts.

As the utility model discloses a preferred scheme, hammer handle and tup all set up to symmetrical column structure, and the hammer handle is located the axle center department of tup.

As a preferable aspect of the present invention, the connecting member includes:

the first connecting block is fixed at the four corners of the two sides of the hammer head;

the second connecting blocks are fixed at the top and the bottom of the two sides of the wear-resistant cushion block;

the screw is located and has all been seted up the screw on first connecting block and the second connecting block, and screw threaded connection is in the screw hole of adjacent first connecting block and second connecting block.

As the utility model discloses an optimal scheme is located the tup both sides and has all seted up the constant head tank, and the one side an organic whole that wear-resisting cushion and tup meet is provided with the locating piece, locating piece and constant head tank phase-match.

In the technical scheme, the utility model provides a technological effect and advantage:

1. the hammer handle and the hammer head are spliced and combined in a mode of tightly attaching the slotted holes, and the hammer handle and the hammer head are matched with the clamping plate part to be quickly installed, so that the quick combination of the breaking hammer is realized, the connection mode is simple and reliable, the hammer handle and the hammer head are not easy to shake after combination, the contact surface of the hammer handle and the hammer head is large, the combined structure has good toughness, cracks are not easy to appear after the hammer handle is used for a long time, and the metal clamping plate is just clamped into the limiting groove after the bolt pin is installed, so that the bolt pin is prevented from moving in the axial direction and the circumferential direction, the abrasion between devices is reduced, the stability of the connection structure of the hammer handle and the hammer head is ensured, and the problem of blocking during disassembly is avoided;

2. through setting up the tup into two-sided structure, after the single face wearing and tearing, interchangeable face continues to use, and for avoiding the wearing and tearing of tup itself, installs wear-resisting cushion additional in tup both sides, utilizes the connecting piece to install it fast, and the installation is more convenient with the maintenance, prolongs the life of tup, has reduced the maintenance cost.

Drawings

In order to more clearly illustrate the embodiments of the present application or the technical solutions in the prior art, the drawings needed to be used in the embodiments will be briefly described below, and it is obvious that the drawings in the following description are only some embodiments described in the present invention, and other drawings can be obtained by those skilled in the art according to these drawings.

FIG. 1 is a perspective view of the overall structure of the present invention;

FIG. 2 is an exploded view of the overall structure of the present invention at a first viewing angle;

FIG. 3 is an exploded view of the overall structure of the present invention at a second viewing angle;

FIG. 4 is a front view of the overall structure of the present invention;

FIG. 5 isbase:Sub>A cross-sectional view taken along line A-A of FIG. 4 according to the present invention;

fig. 6 is a rear view of the overall structure of the present invention;

fig. 7 is a cross-sectional view taken along line B-B of fig. 6 according to the present invention.

Description of the reference numerals:

a hammer handle-1; a first pin hole-2; a hammer head-3; a slot-4; a second pin hole-5; a bolt pin-6; a limiting groove-7; a cardboard member-8; a wear-resistant cushion block-9; a connecting piece-10; a groove-11;

a metal card board-81; a through-hole-82; hexagon socket head cap screw-83;

positioning a groove-91; positioning a block-92;

a first connecting block-101; a second connection block-102; screw-103.

Detailed Description

In order to make the technical solution of the present invention better understood by those skilled in the art, the present invention will be further described in detail with reference to the accompanying drawings.

The utility model provides a combined breaking hammer as shown in figures 1-7, which comprises a hammer handle 1, which is a plate-shaped structure with a big upper end and a small lower end, wherein the upper end of the hammer handle 1 is a round table body with a round hole on the axis, the surface of the lower end of the hammer handle 1 is provided with a first pin hole 2, and the hammer handle 1 is made of Q235-A material;

the hammer head 3 is provided with two wear-resistant hammer surfaces, after one surface of the hammer head 3 is worn, the surface can be changed for continuous use, the hammer head 3 is positioned at the lower end of the hammer handle 1, a slotted hole 4 matched with the lower end of the hammer handle 1 is formed in the axis of the hammer head 3, a second pin hole 5 is formed in the other side of the hammer head 3, and the hammer head 3 is made of high-chromium cast iron;

the outer diameter of the bolt pin 6 is matched with the inner diameters of the first pin hole 2 and the second pin hole 5, the bolt pin 6 is inserted into the first pin hole 2 and the second pin hole 5, a limiting groove 7 is formed in the end portion of the bolt pin 6, a clamping plate part 8 is arranged in the limiting groove 7, and the bolt pin 6 is made of 45# steel;

two wear-resisting cushion blocks 9, the material is high chromium cast iron, is the symmetrical form and distributes in tup 3 both sides, and wear-resisting cushion block 9 passes through connecting piece 10 and tup 3 demountable installation.

The device is convenient to replace, the whole hammer does not need to be dismounted, and the service life of the hammer head 3 can be greatly prolonged.

Furthermore, in the technical scheme, grooves 11 are formed in the outer side of the hammer head 3 and located at two ends of the first pin hole 2 and used for accommodating the bolt pin 6 structure, so that the influence on the hammering process is reduced;

two ends of the bolt pin 6 are respectively positioned in the grooves 11 at two sides.

Further, in the above technical solution, the chuck member 8 includes:

the thickness of the metal clamping plate 81 is matched with that of the limiting groove 7, and a through hole 82 is formed in the surface of the metal clamping plate 81;

the inner hexagon bolts 83 penetrate through the two through holes 82 respectively, two threaded holes are formed in the inner wall of one groove 11, the distance between the two threaded holes is equal to the distance between the two through holes 82, and the metal clamping plate 81 is fixed on the hammer head 3 through the inner hexagon bolts 83;

after the metal clamping plate 81 is arranged on the hammer head 3 through a screw, the metal clamping plate 81 is just clamped into the limiting groove 7, so that the bolt pin 6 is prevented from moving in the axial direction and the circumferential direction;

the installation manner of the above-mentioned chuck member 8 is only an example given in the present application, and is not limited thereto, and other manners capable of implementing installation and limiting of the bolt pin 6 are also possible.

Further, in the above technical solution, the hammer handle 1 and the hammer head 3 are both arranged in a symmetrical structure, and the hammer handle 1 is located at the axis of the hammer head 3.

Further, in the above technical solution, the connection member 10 includes:

the first connecting block 101 is fixed at the four corners of the two sides of the hammer 3;

the second connecting blocks 102 are fixed at the top and the bottom of the two sides of the wear-resistant cushion block 9;

the screws 103 are respectively provided with a screw hole on the first connecting block 101 and the second connecting block 102, and the screws 103 are in threaded connection with the screw holes of the adjacent first connecting block 101 and the second connecting block 102;

the installation manner of the connecting member 10 is only one embodiment provided in the present application, and is not limited thereto, and other manners capable of implementing the installation of the wear pad 9 may be also possible.

Further, in above-mentioned technical scheme, be located tup 3 both sides and all seted up constant head tank 91, and wear-resisting cushion 9 is provided with locating piece 92 with one side an organic whole that tup 3 meets, and locating piece 92 and constant head tank 91 phase-match are convenient for dock during the installation, prevent that wear-resisting cushion 9 from receiving to strike when using and leading to the off tracking.

The utility model provides a combination formula quartering hammer is when using, and its compound mode is:

the lower end of a hammer handle 1 is inserted into a slotted hole 4 on a hammer head 3, the hammer handle 1 is ensured to be tightly attached to the slotted hole 4 to prevent the hammer handle from shaking, the hammer handle is inserted until a first pin hole 2 corresponds to a second pin hole 5, a bolt pin 6 is coaxially inserted, a raised head at the end part of the bolt pin 6 is attached to the hammer head 3 after the bolt pin 6 is inserted, the other side of the bolt pin is quickly installed through a clamping plate part 8, a metal clamping plate 81 is just clamped into a limiting groove 7 to prevent the bolt pin 6 from moving in the axial direction and the circumferential direction, the hammer handle 1 extends into the combination of the hammer head 3, the contact surface of the hammer handle and the limiting groove is large, the toughness of the combination structure is good, and cracks are not easy to appear after the hammer handle 1 is used for a long time;

the hammer head 3 is of a double-sided structure, after a single side is abraded, the side is continuously used, the wear-resistant cushion blocks 9 are additionally arranged on two sides of the hammer head 3, and the hammer head 3 is rapidly installed through the connecting piece 10, so that abrasion of the hammer head 3 is reduced.

Certain exemplary embodiments of the present invention have been described above by way of illustration only, and it will be apparent to those of ordinary skill in the art that the described embodiments may be modified in various different ways without departing from the spirit and scope of the present invention. Accordingly, the drawings and description are illustrative in nature and should not be construed as limiting the scope of the invention.

Claims

1. A combination demolition hammer, comprising:

the hammer handle (1) is of a plate-shaped structure with a large upper end and a small lower end, the upper end of the hammer handle (1) is a circular table body with a circular hole in the axis, and the surface of the lower end of the hammer handle (1) is provided with a first pin hole (2);

the hammer head (3) is provided with two wear-resistant hammer faces, the hammer head (3) is positioned at the lower end of the hammer handle (1), a slotted hole (4) matched with the lower end of the hammer handle (1) is formed in the axis of the hammer head (3), and a second pin hole (5) is formed in the other side of the hammer head (3);

the outer diameter of the bolt pin (6) is matched with the inner diameters of the first pin hole (2) and the second pin hole (5), the bolt pin (6) is inserted into the first pin hole (2) and the second pin hole (5), a limiting groove (7) is formed in the end part of the bolt pin (6), and a clamping plate part (8) is arranged in the limiting groove (7);

the two wear-resistant cushion blocks (9) are symmetrically distributed on two sides of the hammer head (3), and the wear-resistant cushion blocks (9) are detachably mounted with the hammer head (3) through connecting pieces (10).

2. A combined breaking hammer as claimed in claim 1, wherein the outside of the hammer head (3) at both ends of the first pin hole (2) is provided with a groove (11);

two ends of the bolt pin (6) are respectively positioned in the grooves (11) at two sides.

3. A modular demolition hammer according to claim 2, characterised in that the cardboard element (8) comprises:

the thickness of the metal clamping plate (81) is matched with that of the limiting groove (7), and a through hole (82) is formed in the surface of the metal clamping plate (81);

hexagon socket head cap screw (83) wears to establish two respectively inside through-hole (82), two screw holes have been seted up to one of them recess (11) inner wall, and the interval of two screw holes equals with the interval of two through-holes (82), and metal cardboard (81) are fixed on tup (3) through hexagon socket head cap screw (83).

4. The combined breaking hammer of claim 1, wherein the hammer handle (1) and the hammer head (3) are arranged in a symmetrical structure, and the hammer handle (1) is located at the axial center of the hammer head (3).

5. A modular demolition hammer according to claim 1, characterised in that the connecting piece (10) comprises:

the first connecting block (101) is fixed at the four corners of the two sides of the hammer head (3);

the second connecting blocks (102) are fixed at the top and the bottom of the two sides of the wear-resistant cushion block (9);

the screw (103) is located and has all been seted up the screw on first connecting block (101) and second connecting block (102), and screw (103) threaded connection is in the screw of adjacent first connecting block (101) and second connecting block (102).

6. The combined breaking hammer according to claim 1, wherein positioning grooves (91) are formed in both sides of the hammer head (3), and a positioning block (92) is integrally arranged on one side of the wear-resistant cushion block (9) connected with the hammer head (3), wherein the positioning block (92) is matched with the positioning grooves (91).