Calcium carbide surface treatment machine and big arm assembly

Abstract

The utility model provides a calcium carbide surface processor and a big arm assembly. The large arm assembly comprises a large arm body, and the guide frame is of a frame type structure. The lifting frame is arranged in the guide frame in a lifting mode, the two sides of the lifting frame are in sliding fit with the inner side of the guide frame, the lifting frame is provided with a front hinge support and a rear hinge support which are arranged at intervals, and the front hinge support is hinged to the large arm body; the first end of the pitching oil cylinder is hinged to the rear hinge support, and the second end of the pitching oil cylinder is hinged to the large arm body; the driving device drives the lifting frame to move up and down along the guide frame; the drill rod guide mechanism is fixedly arranged at the front end of the large arm body and comprises a frame plate and a riding wheel, a guide hole allowing a drill rod to penetrate through is formed in the frame plate, and the riding wheel is rotatably arranged on one side of the frame plate and bears the drill rod. When the driving device drives the lifting frame to ascend and descend, the two sides of the lifting frame can be limited at the same time, so that the lifting frame moves more stably, the lifting frame is more stable, and the inclination phenomenon is not prone to occurring when the lifting frame bears large loads.

Description

Technical Field

[0001] The utility model relates to production equipment for a calcium carbide ore-fired furnace, in particular to a calcium carbide material surface treatment machine and a large arm assembly. Background Art

[0002] At present, calcium carbide ore furnaces generally use material surface treatment machines to process their material surface. The working arm of the existing material surface treatment machine generally adopts a side-driven method. In this method, the center of gravity is biased to one side, and the structural parts are not well stressed. On the other hand, when the equipment is operated, when the drill rod encounters a large load, it is easy to tilt.

[0003] The above information disclosed in the background technology section is only used to enhance the understanding of the background of the present invention and therefore it may include information that does not constitute the prior art known to a person of ordinary skill in the art. Summary of the invention

[0004] One purpose of the utility model is to overcome the above-mentioned deficiencies of the prior art and provide a large arm assembly of a calcium carbide surface processing machine with high stability;

[0005] Another purpose of the linear device is to provide a calcium carbide surface processing machine having the large arm assembly.

[0006] Additional aspects and advantages of the present invention will be set forth in part in the description which follows and, in part, will be obvious from the description, or may be learned by practice of the present invention.

[0007] According to one aspect of the utility model, a large arm assembly of a calcium stone surface processing machine includes a large arm body and further includes:

[0008] The guide frame is a frame-type structure, fixedly connected to the rotary platform of the crawler electric stone surface processing machine;

[0009] A lifting frame is escalably disposed in the guide frame, and two sides of the lifting frame are slidably matched with the inner side of the guide frame, the lifting frame has a front articulated support and a rear articulated support that are spaced apart, and the front articulated support is articulated with the main arm body;

[0010] A pitch cylinder, a first end of which is hinged to the rear hinged support, and a second end of which is hinged to the boom body;

[0011] The driving device drives the lifting frame to move up and down along the guide frame.

[0012] According to one embodiment of the utility model, it also includes a drill rod guiding mechanism, which is fixedly arranged at the front end of the upper arm body, including a frame plate and a supporting wheel. The frame plate is provided with a guide hole for the drill rod to pass through. The supporting wheel is rotatably arranged on one side of the frame plate. Part of the outer periphery of the supporting wheel is higher than the lower boundary of the guide hole, and is used for rolling to carry the drill rod.

[0013] According to one embodiment of the present invention, the guide frame includes two columns and an upper connecting plate detachably fixedly connected to the tops of the two columns.

[0014] According to one embodiment of the utility model, the lifting frame further includes a bottom plate and two sliding parts respectively located on both sides of the bottom plate, an inner groove is provided on the inner side of the column, and the sliding part is provided with a bearing capable of rolling in the inner groove.

[0015] According to an embodiment of the present invention, a bearing is respectively provided on the upper part and the lower part of the sliding part.

[0016] According to one embodiment of the utility model, a transverse plate is provided at the top of the sliding part, and the driving device includes a lifting cylinder arranged below the transverse plate, the piston rod of the lifting cylinder is connected to the transverse plate, and the cylinder body is hinged to the rotating platform; a lifting ring is provided on the transverse plate.

[0017] According to one embodiment of the utility model, the frame plate of the drill rod guiding mechanism is installed on a base, and the base is fixedly installed on the upper arm body. Two support plates and a support shaft are also provided on the base. The support shaft passes through the support wheel and the support plate to support the support wheel between the two support plates.

[0018] According to one embodiment of the present utility model, the guide hole of the frame plate matches the outer contour of the drill rod.

[0019] According to one embodiment of the utility model, a front suspension plate is provided at the front of the base plate, the front hinged support is welded to the front suspension plate, and reinforcement plates are provided at the upper and lower parts of the front suspension plate.

[0020] According to another aspect of the utility model, a crawler electric stone surface processing machine includes the above-mentioned crawler electric stone surface processing machine arm assembly.

[0021] It can be seen from the above technical solution that the advantages and positive effects of the utility model are:

[0022] The driving device of the large arm assembly of the crawler electric stone surface processing machine drives the lifting frame to rise and fall. Since the guide frame has two upright posts, both sides of the lifting frame can be restricted at the same time, so that the lifting frame moves more smoothly and stably, and is not prone to tilting when subjected to a large load. BRIEF DESCRIPTION OF THE DRAWINGS

[0023] The above and other features and advantages of the present invention will become more apparent by describing in detail example embodiments thereof with reference to the attached drawings.

[0024] Figure 1 It is a structural schematic diagram of a large arm assembly of a crawler electric stone surface processing machine according to one embodiment of the utility model;

[0025] Figure 2 yes Figure 1 Schematic diagram after removing the boom and drill rod;

[0026] Figure 3 yes Figure 1 A schematic diagram of the arm assembly of the crawler electric stone surface processing machine viewed from another angle;

[0027] Figure 4 is a schematic diagram showing the lifting frame and the drive device;

[0028] Figure 5 is a schematic diagram of the lifting frame and the driving device viewed from another angle;

[0029] Figure 6 is a schematic diagram showing a drill rod guiding mechanism;

[0030] Figure 7 is an enlarged schematic diagram of the drill rod guiding mechanism;

[0031] Figure 8 It is a cross-sectional schematic diagram of the drill rod guiding mechanism.

[0032] In the figure: 1. screw; 2. slewing platform; 3. guide frame; 4. lifting frame; 41. bottom plate; 42. sliding part; 43. front hinge support; 44. rear hinge support; 45. bearing; 46. cross plate; 47. lifting ring; 5. screw; 6. boom body; 7. upper connecting plate; 8. lifting cylinder; 9. pitch cylinder; 10. drill rod guiding mechanism; 11. frame plate; 12. guide hole; 13. supporting wheel; 14. base; 15. support plate; 16. support shaft; 17. oil cup; 18. inner oil channel; 19. drill rod. DETAILED DESCRIPTION

[0033] Example embodiments will now be described more fully with reference to the accompanying drawings. However, example embodiments can be implemented in a variety of forms and should not be construed as limited to the embodiments set forth herein; rather, these embodiments are provided so that the present invention will be comprehensive and complete and fully convey the concepts of the example embodiments to those skilled in the art. The same reference numerals in the figures represent the same or similar structures, and thus their detailed description will be omitted.

[0034] like Figures 1 to 8 As shown, the embodiment of the utility model discloses a boom assembly of a calcium stone surface processing machine, including a boom body 6, a guide frame 3, a lifting frame 4, a pitch cylinder 9, and a driving device.

[0035] The guide frame 3 is a frame-type structure, fixedly connected to the rotary platform 2 of the chassis of the calcium carbide surface processing machine. Specifically in this embodiment, the outer side of the guide frame 3 is connected to the inner side of the rotary platform 2 by screws 1, which strengthens the support rigidity of the front part of the rotary platform 2. The guide frame 3 includes two columns.

[0036] The lifting frame 4 is slidably arranged on the guide frame 3, and the two sides of the lifting frame 4 are slidably matched with the inner side of the guide frame 3. The lifting frame 4 includes a bottom plate 41, two sliding parts 42, a front hinge support 43 and a rear hinge support 44 arranged at intervals. The two sliding parts 42 are respectively located on both sides of the bottom plate 41, and are respectively matched with one of the columns to guide the bottom plate 41 to move up and down. The front hinge support 43 is arranged in front of the bottom plate 1 for being hinged with the boom body 6, and the rear hinge support 44 is arranged at the rear of the bottom plate 41. A front suspension plate is arranged at the front of the bottom plate, and the front hinge support 43 is welded to the front suspension plate, and a reinforcement plate is arranged at the upper and lower parts of the front suspension plate.

[0037] The first end of the pitch cylinder 9 is hinged to the rear hinge support 44, and the second end is hinged to the boom body 6. The driving device drives the lifting frame 4 to move up and down along the guide frame 3.

[0038] The driving device of the large arm assembly of the calcium carbide surface processing machine of the utility model drives the lifting frame 4 to rise and fall. Since the guide frame 3 is a frame-type structure, both sides of the lifting frame 4 can be restricted at the same time, so that the lifting frame moves more smoothly and stably, and is not prone to tilting when subjected to a large load.

[0039] The boom assembly of the utility model can also include a drill rod guide mechanism 10, which is fixedly arranged at the front end of the boom body 6, including a frame plate 11 and a support wheel 13. The frame plate 11 is provided with a guide hole 12 for the drill rod 19 to pass through. The support wheel 13 is rotatably arranged on one side of the frame plate 11, and part of the outer periphery of the support wheel is higher than the lower boundary of the guide hole, which is used to movably carry the drill rod 19. The guide hole 12 of the frame plate 11 matches the outer contour of the drill rod 19 so as to better guide the drill rod 19. Figure 1 It can be known that the guide frame 3 further comprises an upper connecting plate 7 which is detachably fixedly connected to the tops of the two upright posts. The upper connecting plate 7 can form a frame structure with the upright posts to increase the structural strength.

[0040] The inner side of the column is provided with an inner groove, and the sliding part 42 is provided with a bearing 45 that can roll in the inner groove. The selection of the matching mode of the bearing and the inner groove facilitates manufacturing, and the allowable processing error can be appropriately enlarged, thereby reducing the processing difficulty. The upper and lower parts of the sliding part 42 can each be provided with a bearing to further improve stability.

[0041] A transverse plate 46 is provided at the top of the sliding part 42, and the driving device includes a lifting cylinder 8 arranged below the transverse plate 46, the piston rod of the lifting cylinder 8 is connected to the transverse plate 46, and the cylinder body is hinged to the rotary platform 2; a lifting ring 47 is provided on the transverse plate 46. The driving device can also use other structures such as sprockets and chains.

[0042] The frame plate 11 of the drill rod guiding mechanism 10 is installed on a base 14 , and the base 14 is fixedly installed on the boom body 6 . Two support plates 15 and a support shaft 16 are also provided on the base 14 . The support shaft 16 passes through the supporting wheel 13 and the supporting plate 15 to support the supporting wheel 13 between the two support plates 15 .

[0043] An oil groove is provided on the inner wall of the supporting wheel 13, and an oil cup 17 and an inner oil passage 18 for providing grease to the oil groove are provided on the supporting shaft 16.

[0044] The utility model also discloses a calcium carbide material surface processing machine, comprising the large arm assembly of the calcium carbide material surface processing machine.

[0045] The exemplary embodiments of the present invention are specifically shown and described above. It should be understood that the present invention is not limited to the disclosed embodiments, but rather, the present invention is intended to cover various modifications and equivalent arrangements contained within the spirit and scope of the appended claims.

Claims

1. A large arm assembly of a calcium carbide surface processing machine, including a large arm body, characterized in that: Also includes: The guide frame is a frame-type structure and is fixedly connected to the rotary platform of the calcium carbide surface processing machine; A lifting frame is escalably disposed in the guide frame, and two sides of the lifting frame are slidably matched with the inner side of the guide frame, the lifting frame has a front articulated support and a rear articulated support that are spaced apart, and the front articulated support is articulated with the main arm body; A pitch cylinder, a first end of which is hinged to the rear hinged support, and a second end of which is hinged to the boom body; The driving device drives the lifting frame to move up and down along the guide frame.

2. The arm assembly of the calcium carbide surface treatment machine according to claim 1 is characterized in that: It also includes a drill rod guiding mechanism, which is fixedly arranged at the front end of the upper arm body, including a frame plate and a supporting wheel. The frame plate is provided with a guide hole for the drill rod to pass through. The supporting wheel is rotatably arranged on one side of the frame plate. Part of the outer periphery of the supporting wheel is higher than the lower boundary of the guide hole, so as to be used for rolling bearing the drill rod.

3. The arm assembly of the calcium carbide surface treatment machine according to claim 1 is characterized in that: The guide frame comprises two upright posts and an upper connecting plate which is detachably fixedly connected to the tops of the two upright posts.

4. The arm assembly of the calcium carbide surface treatment machine according to claim 3 is characterized in that: The lifting frame further comprises a bottom plate and two sliding parts respectively located at two sides of the bottom plate. An inner groove is arranged on the inner side of the column, and the sliding part is provided with a bearing capable of rolling in the inner groove.

5. The arm assembly of the calcium carbide surface treatment machine according to claim 4 is characterized in that: A bearing is respectively arranged at the upper part and the lower part of the sliding part.

6. The arm assembly of the calcium carbide surface treatment machine according to claim 4 is characterized in that: A transverse plate is provided at the top of the sliding part, and the driving device includes a lifting cylinder arranged below the transverse plate, a piston rod of the lifting cylinder is connected to the transverse plate, and a cylinder body is hinged to the rotating platform; a lifting ring is provided on the transverse plate.

7. The arm assembly of the calcium carbide surface treatment machine according to claim 2 is characterized in that: The frame plate of the drill rod guiding mechanism is installed on a base, and the base is fixedly installed on the boom body. Two support plates and a support shaft are also provided on the base. The support shaft passes through the supporting wheel and the support plate to support the supporting wheel between the two support plates.

8. The arm assembly of the calcium carbide surface treatment machine according to claim 7 is characterized in that: The guide hole of the frame plate matches the outer contour of the drill rod.

9. The arm assembly of the calcium carbide surface treatment machine according to claim 4 is characterized in that: A front suspension plate is arranged at the front of the bottom plate, the front hinged support is welded to the front suspension plate, and reinforcement plates are arranged at the upper and lower parts of the front suspension plate.

10. A calcium carbide surface treatment machine, characterized in that: It comprises the arm assembly of the calcium carbide surface processing machine as described in any one of claims 1 to 9.

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