CN210598842U - Improved structure of large arm of engineering drilling machine - Google Patents
Improved structure of large arm of engineering drilling machine Download PDFInfo
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- CN210598842U CN210598842U CN201921391441.3U CN201921391441U CN210598842U CN 210598842 U CN210598842 U CN 210598842U CN 201921391441 U CN201921391441 U CN 201921391441U CN 210598842 U CN210598842 U CN 210598842U
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Abstract
The utility model provides an improvement structure of engineering driller's big arm, include the open slot form main arm body that is formed by integrative the buckling of panel, the open slot surface covering of the main arm body has last shrouding, the welded fastening is as an organic whole between the main arm body and last shrouding, form hollow rectangular box, main arm body bottom is provided with first main arm seat, first main arm seat is articulated with the jib seat on the engineering driller, the top of the main arm body is provided with the articulated installation of linking arm of second main arm seat and engineering driller, the middle part of the main arm body still is provided with third main arm seat and fourth main arm seat, third main arm seat is articulated with the linking arm through the linking arm actuating cylinder, fourth main arm seat is articulated with the second jib seat on the rocking arm through main arm actuating cylinder. The utility model has the advantages that: the hinged parts between the arms are provided with the reinforcing plates for reinforcement, so that the defects of damage and the like caused by insufficient supporting force of the hinged parts of the traditional engineering drilling machine are effectively avoided.
Description
Technical Field
The utility model relates to an engineering driller accessory specifically is an improvement structure of engineering driller big arm.
Background
At present, engineering drills such as down-the-hole drills, rock drills and the like are used in a large amount in earth and rockwork excavation blasting engineering in mining industry, water and electricity, traffic and the like. With the development of engineering scale and technology, new requirements are provided for an engineering drilling machine, and a crossbeam for mounting a drill bit of the engineering drilling machine needs to be pitched and swung at a larger angle so as to meet the requirements of various working conditions. The prior art is as follows: 201510061784.3, the compensating frame of the engineering driller is made of metal square tubes, so the compensating frame has heavy weight, and the bearing capacity is weak when working, after long time use, the big arm is easy to bend and deform, and when it is serious, the big arm will break, so it is necessary to further improve.
SUMMERY OF THE UTILITY MODEL
The utility model aims at overcoming the shortcomings of the prior art, and providing an improved structure of a large arm of an engineering driller, which has the advantages of simple structure, strong bearing capacity, firmness, durability and good shock resistance.
The utility model discloses the purpose is realized with following mode: the utility model provides an improvement structure of engineering driller big arm which characterized in that: the drilling machine comprises an open slot-shaped main arm body formed by integrally bending plates, wherein an upper sealing plate covers the surface of the open slot of the main arm body, the main arm body and the upper sealing plate are welded and fixed into a whole to form a hollow rectangular box body, a first main arm seat is arranged at the bottom end of the main arm body and is hinged with a rotating arm seat on an engineering drilling machine, a second main arm seat is arranged at the top end of the main arm body and is hinged with a connecting arm of the engineering drilling machine, a third main arm seat and a fourth main arm seat are further arranged in the middle of the main arm body, the third main arm seat is hinged with the connecting arm through a connecting arm driving cylinder, and the fourth main arm seat is hinged with the second rotating arm seat on the rotating arm through a main arm driving cylinder; and a first reinforcing plate is arranged between the main arm body and the first main arm seat, covers two sides of the first main arm seat and is welded and fixed with the main arm body into a whole.
And a second reinforcing plate is arranged between the main arm body and the second main arm seat, covers the second main arm seat and is welded and fixed with the main arm body into a whole.
The third main arm seat and the fourth main arm seat are arranged on the arm plates, the arm plates are in a diamond shape, two arm plates are arranged, and the arm plates are symmetrically arranged on two sides of the main arm body.
The middle part of the arm plate is provided with a triangular first reinforcing hole.
The first reinforcing holes are symmetrically formed in the same arm plate, and are formed by cutting the arm plate body material.
The first reinforcing plate is long waist type, the first main arm seat is arranged at the lower end of the first reinforcing plate, the first reinforcing plate is provided with a second reinforcing hole, and the second reinforcing hole is long waist type.
The second reinforcing plate is V-shaped and is connected with the second main arm seat and the fifth main arm seat.
The second reinforcing plate is also provided with a third reinforcing hole which is arranged in a long waist shape.
And a plurality of third reinforcing plates are transversely arranged in the opening grooves of the main arm body, and two side surfaces and the bottom surface of each third reinforcing plate are fixedly welded with the main arm body.
The upper sealing plate surface of the main arm body is covered with an upper reinforcing plate, and the upper reinforcing plate is connected with the upper sealing plate and first reinforcing plates on two sides of the upper sealing plate.
The utility model has the advantages that: 1. the structure is simple, the production cost is low, and the market competitiveness is improved; 2. the hinged parts between the arms are respectively provided with a reinforcing plate for reinforcing, so that the faults of damage and the like caused by insufficient supporting force at the hinged parts of the traditional engineering drilling machine are effectively avoided; 3. each reinforcing plate is provided with a reinforcing hole, and the outer contour of each reinforcing hole is welded with the main arm, so that the connecting strength between the reinforcing plate and the main arm is increased; 4. the main arm body adopts the integrative opening slot shape of buckling of panel and forming, transversely sets up the third reinforcing plate in the open slot after, has covered the shrouding on the open slot surface of main arm body, and the material is simple, and the preparation is convenient, through the each reinforcing plate of reasonable collocation, makes it have higher bearing capacity.
Drawings
Fig. 1 and 2 are diagrams showing the use effect of the structure assembly of the utility model.
Fig. 3 is a schematic view of the assembly partial structure of the middle rotating arm and the main arm of the present invention.
Fig. 4 is a schematic view of the assembly partial structure of the connecting arm and the main arm of the present invention.
Fig. 5 and 6 are schematic structural diagrams of the middle main arm of the present invention.
Fig. 7 is an assembly view of the structure of the middle main arm of the present invention.
Detailed Description
The present invention will be further described with reference to the accompanying drawings. The utility model provides an improvement structure of engineering driller big arm which characterized in that: the main arm comprises an open slot-shaped main arm body 921 formed by integrally bending a plate, wherein an upper sealing plate 9211 covers the surface of the open slot of the main arm body 921, the main arm body 921 and the upper sealing plate 9211 are welded and fixed into a whole to form a hollow rectangular box body, a first main arm seat 922 is arranged at the bottom end of the main arm body 921, the first main arm seat 922 is hinged with a rotating arm seat 912 on an engineering drilling machine, a second main arm seat 923 is arranged at the top end of the main arm body 921 and is hinged with a connecting arm 93 of the engineering drilling machine, a third main arm seat 924 and a fourth main arm seat 925 are further arranged in the middle of the main arm body 921, the third main arm seat 924 is hinged with the connecting arm 93 through a connecting arm driving cylinder 926, and the fourth main arm seat 925 is hinged with the second rotating arm seat 913 on the rotating; the main arm body 921 and the first main arm base 922 are provided with a first reinforcing plate 927 therebetween, and the first reinforcing plate covers two sides of the first main arm base 922 and is welded and fixed with the main arm body 921 into a whole.
The main arm body 921 and the second main arm base 923 are provided with a second reinforcing plate 928 therebetween, the second reinforcing plate covers the second main arm base 923, and the second reinforcing plate and the main arm body 921 are welded and fixed together.
The third main arm seat 924 and the fourth main arm seat 925 are arranged on the arm plate 1, the arm plate 1 is in a diamond shape, two arm plates are arranged, and the two arm plates are symmetrically arranged on two sides of the main arm body 921.
The middle part of the arm plate 1 is provided with a triangular first reinforcing hole 11.
The first reinforcing holes 11 are symmetrically formed in the same arm plate, and the first reinforcing holes 11 are formed by cutting the body material of the arm plate 1.
First reinforcing plate 927 be long waist type, first forearm seat 922 sets up at first reinforcing plate 927 lower extreme, is provided with second reinforcement hole 2 on the first reinforcing plate 927, second reinforcement hole 2 is long waist type.
The second reinforcing plate 928 is in a V shape, and the second reinforcing plate 928 is connected with the second main arm base 923 and the fifth main arm base 929.
Second reinforcing plate 928 on still be provided with third reinforcement hole 3, third reinforcement hole 3 is long waist type setting.
A plurality of third reinforcing plates 9212 are transversely arranged in the opening groove of the main arm body 921, and two side surfaces and the bottom surface of each third reinforcing plate 9212 are welded and fixed with the main arm body 921.
The surface of the upper sealing plate 9211 of the main arm body 921 is covered with an upper reinforcing plate 9213, and the upper reinforcing plate 9213 is connected with the upper sealing plate 9211 and the first reinforcing plates 927 at two sides thereof.
The working principle is as follows: the main arm body adopts the integrative opening slot shape of buckling of panel and forming, transversely sets up the third reinforcing plate in the open slot after, has covered the shrouding on the open slot surface of main arm body, and the material is simple, and the preparation is convenient, through the each reinforcing plate of reasonable collocation, makes it have higher bearing capacity. The first main arm seat 922, the second main arm seat 923, the third main arm seat 924, the fourth main arm seat 925 and the fifth main arm seat 929 which need to be connected with other parts on the main arm body are respectively connected with the main arm body through the first reinforcing plate 927, the second reinforcing plate 928 and the arm plate 1, and reinforcing holes are formed in the reinforcing plate and the wall plate, so that the welding seam can be connected with the outer contour of the reinforcing plate, the welding seam can be connected with the main arm body in the reinforcing plate, the area of the welding seam between the reinforcing plate and the main arm body is increased, the connection between the reinforcing plate and the main arm body is firmer and more reliable, higher bearing capacity and higher impact resistance are provided for each arm seat, and the novel multi-arm type electric shock absorber can be widely popularized and used.
The basic principles and the main features of the invention and the advantages of the invention have been shown and described above. It will be understood by those skilled in the art that the present invention is not limited to the above embodiments, and that the foregoing embodiments and descriptions are provided only to illustrate the principles of the present invention without departing from the spirit and scope of the present invention.
Claims (10)
1. The utility model provides an improvement structure of engineering driller big arm which characterized in that: the novel drilling machine comprises an open slot-shaped main arm body (921) formed by integrally bending a plate, wherein an upper sealing plate (9211) covers the surface of the open slot of the main arm body (921), the main arm body (921) and the upper sealing plate (9211) are welded and fixed into a whole to form a hollow rectangular box body, a first main arm seat (922) is arranged at the bottom end of the main arm body (921), the first main arm seat (922) is hinged with a rotating arm seat (912) on an engineering drilling machine, a second main arm seat (923) is arranged at the top end of the main arm body (921) and is hinged with a connecting arm (93) of the engineering drilling machine, a third main arm seat (924) and a fourth main arm seat (925) are further arranged in the middle of the main arm body (921), the third main arm seat (924) is hinged with the connecting arm (93) through a connecting arm driving cylinder (926), and the fourth main arm seat (915) is hinged with the second rotating arm seat (925) on the rotating arm (91) through a; the main arm body (921) and first main arm seat (922) between be provided with first reinforcing plate (927), first reinforcing plate covers in first main arm seat (922) both sides, and with main arm body (921) welded fastening as an organic whole.
2. The improved structure of the large arm of the engineering driller according to claim 1, characterized in that: the main arm body (921) and second main arm seat (923) between be provided with second reinforcing plate (928), the second reinforcing plate covers at second main arm seat (923), and with main arm body (921) welded fastening as an organic whole.
3. The improved structure of the large arm of the engineering driller according to claim 1, characterized in that: the third main arm seat (924) and the fourth main arm seat (925) are arranged on the arm plate (1), the arm plate (1) is in a diamond shape, two arm plates are arranged, and the two arm plates are symmetrically arranged on two sides of the main arm body (921).
4. The improved structure of the large arm of the engineering driller according to claim 3, characterized in that: the middle part of the arm plate (1) is provided with a triangular first reinforcing hole (11).
5. The improved structure of the large arm of the engineering driller according to claim 4, characterized in that: the two first reinforcing holes (11) are symmetrically formed in the same arm plate, and the first reinforcing holes (11) are formed by cutting the body material of the arm plate (1).
6. The improved structure of the large arm of the engineering driller according to claim 1, characterized in that: first reinforcing plate (927) be long waist type, first main arm seat (922) set up at first reinforcing plate (927) lower extreme, be provided with second reinforcement hole (2) on first reinforcing plate (927), second reinforcement hole (2) are long waist type.
7. The improved structure of the large arm of the engineering driller according to claim 2, characterized in that: the second reinforcing plate (928) is V-shaped, and the second reinforcing plate (928) is connected with the second main arm seat (923) and the fifth main arm seat (929).
8. The improved structure of the large arm of the engineering driller according to claim 7, characterized in that: the second reinforcing plate (928) on still be provided with third reinforcement hole (3), third reinforcement hole (3) are long waist type setting.
9. The improved structure of the large arm of the engineering driller according to claim 1, characterized in that: the opening groove of the main arm body (921) is internally and transversely provided with a plurality of third reinforcing plates (9212), and the two side surfaces and the bottom surface of each third reinforcing plate (9212) are fixedly welded with the main arm body (921).
10. The improved structure of the large arm of the engineering driller according to claim 1, characterized in that: the surface of the upper sealing plate (9211) of the main arm body (921) is covered with an upper reinforcing plate (9213), and the upper reinforcing plate (9213) is connected with the upper sealing plate (9211) and first reinforcing plates (927) on two sides of the upper sealing plate (9211).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921391441.3U CN210598842U (en) | 2019-08-26 | 2019-08-26 | Improved structure of large arm of engineering drilling machine |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921391441.3U CN210598842U (en) | 2019-08-26 | 2019-08-26 | Improved structure of large arm of engineering drilling machine |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN210598842U true CN210598842U (en) | 2020-05-22 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201921391441.3U Active CN210598842U (en) | 2019-08-26 | 2019-08-26 | Improved structure of large arm of engineering drilling machine |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN210598842U (en) |
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2019
- 2019-08-26 CN CN201921391441.3U patent/CN210598842U/en active Active
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