CN215148751U

CN215148751U - Lining plate bolt dismounting device

Info

Publication number: CN215148751U
Application number: CN202121035608.XU
Authority: CN
Inventors: 金辉; 韩雪梅; 王瑶; 杨斌斌
Original assignee: Shenyang Hengxin Machinery Co ltd
Current assignee: Shenyang Hengxin Machinery Co ltd
Priority date: 2021-05-15
Filing date: 2021-05-15
Publication date: 2021-12-14
Anticipated expiration: 2031-05-15

Abstract

The utility model relates to a welt bolt disassembling equipment, including the impacter assembly, its technical essential is: the impactor assembly comprises an outer shell, an inner shell arranged in the outer shell and a hydraulic impactor fixed in the inner shell, wherein openings corresponding to impact drill rods of the hydraulic impactor are formed in the front ends of the inner shell and the outer shell respectively, a sliding supporting assembly is arranged between the outer shell and the inner shell, a propelling mechanism is arranged between the rear portion of the outer shell and the inner shell, the middle bottom surface of the outer shell is hinged to a support, a counterweight box body is fixed below the support, and a pitch angle adjusting mechanism is additionally arranged between the top surface of the counterweight box body and the tail end bottom surface of the outer shell. The problem that the potential safety hazard is big has been solved to this equipment in current hydraulic impactor, and the maximum output power that both can pinpoint but also can make full use of hydraulic impactor guarantees that the dismantlement action is steady, accurate, rapid, and the safety and stability is efficient.

Description

Lining plate bolt dismounting device

Technical Field

The utility model relates to a welt bolt disassembling equipment is applicable to the welt of dismantling on changing breaker, ball mill etc..

Background

The lining plate is used for protecting the cabin body of the crusher or the ball mill, so that the cabin body is prevented from being directly impacted and abraded by a grinding body or materials. The lining plate is a vulnerable part in the bin body and needs to be replaced periodically.

When the lining plate is replaced, the lining plates are impacted and extruded in the working process, and some lining plates deform, so that the bolts for fixing the lining plates cannot be easily detached. In this case, the lining bolt cannot be detached and can be knocked down only by applying an external force to the lining bolt. The current general method is as follows: 1. manually smashing the mixture by a sledge hammer; 2. cutting off the exposed part of the bolt outside the bin body by gas cutting or electric welding, and then smashing the bolt remained between the bin body and the lining plate by a sledge hammer; 3. the hydraulic impactor is used for knocking off the bolts, and the mode of knocking off the bolts by using the hydraulic impactor is low in labor intensity and high in efficiency, so that the hydraulic impactor is gradually applied.

However, there are also problems in the application of hydraulic impactors: 1. the large hydraulic impactor is large in size and weight, the large hydraulic impactor needs to be hung by a crane, the left, right and rear parts of the impactor need to be provided with maintainers for stabilizing the hydraulic impactor respectively, and the operation completely depends on the strength and experience of the maintainers. If the force in a certain direction is unbalanced, the force can sideslip, the impacter can swing like a pendulum bob, the maintenance personnel are very dangerous, and the potential safety hazard is large. 2. The hydraulic impactor is hung through the lifting rope, and the mode is not suitable for the use condition of the impactor, namely the equipment, so that the potential safety hazard is further increased.

Disclosure of Invention

The utility model aims at providing a lining board bolt disassembling equipment rational in infrastructure, reliable in utilization, solve current hydraulic impactor and have the big problem of potential safety hazard, the maximum output power that both can pinpoint but also can make full use of hydraulic impactor guarantees that the dismantlement action is steady, accurate, rapid, and the safety and stability is efficient.

The technical scheme of the utility model is that:

the utility model provides a welt bolt disassembling equipment, includes the impacter assembly, its technical essential is: the impactor assembly comprises an outer shell, an inner shell arranged in the outer shell and a hydraulic impactor fixed in the inner shell, wherein openings corresponding to impact drill rods of the hydraulic impactor are formed in the front ends of the inner shell and the outer shell respectively, a sliding supporting assembly is arranged between the outer shell and the inner shell, a propelling mechanism is arranged between the rear portion of the outer shell and the inner shell, the middle bottom surface of the outer shell is hinged to a support, a counterweight box body is fixed below the support, and a pitch angle adjusting mechanism is additionally arranged between the top surface of the counterweight box body and the tail end bottom surface of the outer shell.

Foretell welt bolt disassembly equipment, the bottom of counter weight box is equipped with universal walking wheelset, and two offsides of counter weight box are articulated leveling cylinder respectively, leveling cylinder's cylinder rod end is down and articulated stabilizer blade.

Foretell welt bolt disassembly equipment, the slip supporting component including be fixed in interior casing periphery and along a plurality of wear-resisting draw runner that interior casing length direction extends, be fixed in the shell body inboard and with the wear-resisting slide rail of wear-resisting draw runner one-to-one, be equipped with the oil filler point on the shell body, be equipped with the lubrication hole with the oil filler point intercommunication on the wear-resisting slide rail. Lubricating oil accessible oil filler point and lubrication hole reach the contact surface of wear-resisting draw runner and wear-resisting slide rail, realize lubricating, reduce wearing and tearing.

Foretell welt bolt disassembly equipment, interior casing is square hollow barrel, and the quantity of wear-resisting draw runner is 8, and two liang of a set of, four groups of wear-resisting draw runners arrange respectively on four lateral surfaces of interior casing, and 2 wear-resisting draw runners are at the interval arrangement on the shell lateral surface in place in the wear-resisting draw runner of same group.

Foretell welt bolt disassembly equipment, the left and right side of interior casing is fixed connection ear respectively, the rear portion of shell body is equipped with the pterygoid lamina and sets up the connecting seat that is located the left and right both sides of interior casing on the pterygoid lamina, advancing mechanism is for articulating the thrust cylinder between engaging ear and connecting seat, the left and right side of shell body is equipped with respectively and moves the mouth of dodging that the stroke corresponds with the engaging ear.

In the lining plate bolt dismounting device, the pitch angle adjusting mechanism is an adjusting oil cylinder hinged between the top surface of the counterweight box body and the bottom surface of the tail end of the shell body.

The liner plate bolt dismounting device is characterized in that the impact drill rod of the hydraulic impactor is a cylindrical stepped drill rod, and the front end of the drill rod is a flat head.

The utility model has the advantages that:

1. the labor is liberated, the labor intensity is reduced, and the safety is high. In the use, only need personnel to adjust and aim at the bolt position that needs to be strikeed, equipment during operation only need a maintainer operation can. The manual work is completely liberated, the maintenance personnel do not need to be in direct contact with the hydraulic impactor when the equipment is used, and the maintenance personnel only need to operate the equipment to work. The utility model provides a current hydraulic pressure impacter have the big problem of potential safety hazard, had both guaranteed maintainer's security, very big reduction maintainer's intensity of labour again.

2. Accurate positioning, full utilization of the maximum output power of the hydraulic impactor, stable, accurate and rapid disassembly action, safety, stability and high efficiency. The hydraulic impactor is used for impacting a drill rod to press a hit object, and when the hit object deforms or displaces, the impactor also needs to advance and keep pressing according to the deformation or displacement, so that the maximum output work of the impactor can be exerted. However, in the prior art, the hydraulic impactor is hung up and the bolts are disassembled in a way that cannot achieve the purpose. The utility model discloses accessible support, shell and angle of pitch guiding mechanism realize the stable stay to the interior casing of having assembled the hydraulic pressure impacter, and angle of pitch guiding mechanism can adjust the height of the impact drill rod of hydraulic pressure impacter in addition, recycles advancing mechanism and makes the hydraulic pressure impacter advance and keep clamp bolt's state to can let the hydraulic pressure impacter be in best operating condition at work, both guarantee the maximum output work of impacter and improve efficiency again.

3. The movable mechanical equipment is convenient to move the position of the hydraulic impactor, is convenient to use, and can accurately position the target bolt.

Drawings

Fig. 1 is a schematic structural diagram of the present invention;

FIG. 2 is a schematic view of an assembled structure of the inner and outer housings;

FIG. 3 is a schematic view of the inner housing and hydraulic impactor construction.

In the figure: 1. the hydraulic impact device comprises a hydraulic impact device, a shell 2, an inner shell 3, a propulsion oil cylinder 4, a wing plate 5, an adjusting oil cylinder 6, an operation table 7, a counterweight box 8, a universal traveling wheel group 9, a support leg 10, a leveling oil cylinder 11, a support 12, a connecting lug 13, an avoidance opening 14, a connecting seat 15, a wear-resistant slide rail 16 and a wear-resistant slide strip 17.

Detailed Description

The present invention will be described in detail with reference to the accompanying drawings and reference numerals.

As shown in fig. 1-3, the liner bolt dismounting device comprises an impactor assembly including an outer shell 2, an inner shell 3 disposed in the outer shell 2, and a hydraulic impactor 1 fixed in the inner shell 3.

Wherein, the front ends of the inner shell 3 and the outer shell 2 are respectively provided with a through opening corresponding to an impact drill rod of the hydraulic impactor 1. A sliding support component is arranged between the outer shell 2 and the inner shell 3, and a propelling mechanism is arranged between the rear part of the outer shell 2 and the inner shell 3. The middle bottom surface of the outer shell 2 is hinged with a support 12, a counterweight box body 8 is fixed below the support 12, and a pitch angle adjusting mechanism is additionally arranged between the top surface of the counterweight box body 8 and the bottom surface of the tail end of the outer shell 2.

In this embodiment, the slip supporting component is including being fixed in 3 peripheries in the casing and along a plurality of wear-resisting draw runner 17 of 3 length direction extensions in the casing, be fixed in 2 inboards of shell body and with wear-resisting slide runner 16 of wear-resisting draw runner 17 one-to-one, be equipped with the oil filler point on the shell body 2, be equipped with the lubrication hole with the oil filler point intercommunication on the wear-resisting slide runner 16. Lubricating oil can reach the contact surface of the wear-resistant slide bar 17 and the wear-resistant slide rail 16 through the oil filling hole and the lubricating hole, so that lubrication is realized, and abrasion is reduced. The wear-resistant slide bars 17 are matched with the wear-resistant slide rails 16, so that the function of a track for the forward or backward movement of the inner shell 3 is achieved, and the limiting function of the inner shell 3 is achieved.

Interior casing 3 is square hollow cylinder, and the quantity of wear-resisting draw runner 17 is 8, and two liang of a set of, four groups of wear-resisting draw runners 17 arrange respectively on four lateral surfaces of

interior casing

3, and 2 wear-resisting draw runners 17 are arranged at interval on the 3 lateral surfaces of casing in place in the wear-resisting draw runner 17 of same group. The left and right side faces of the inner shell 3 are respectively fixedly connected with the lugs 13, the rear portion of the outer shell 2 is provided with the wing plate 5 and the connecting seats 15 which are positioned on the left and right sides of the inner shell 3 are arranged on the wing plate 5, the propelling mechanism is a propelling oil cylinder 4 hinged between the lugs 13 and the connecting seats 15, and the left and right side faces of the outer shell 2 are respectively provided with an avoiding opening 14 corresponding to the moving stroke of the lugs 13. The propulsion cylinders 4 on both sides move synchronously, and resultant force acts on the inner shell 3 to ensure that the inner shell 3 moves forwards or backwards in a linear motion. The inside fixed connection with hydraulic pressure impacter 1 of 3 internal portions of interior casing guarantees that interior casing 3 and hydraulic pressure impacter 1 form a whole, guarantees hydraulic pressure impacter 1 and interior casing 3 simultaneous movement and has sufficient bearing strength.

The pitch angle adjusting mechanism is an adjusting oil cylinder 6 hinged between the top surface of the counterweight box body 8 and the bottom surface of the tail end of the outer shell 2. The impact drill rod of the hydraulic impactor 1 is a cylindrical stepped drill rod, and the front end of the drill rod is a flat head.

The bottom of the counterweight box body 8 is provided with a universal traveling wheel group 9, so that the equipment can be freely moved to the optimal position; two opposite sides of the counterweight box body 8 are respectively hinged with a leveling cylinder 11, and the tail end of a cylinder rod of the leveling cylinder 11 faces downwards and is hinged with a support leg 10. Therefore, the supporting foot 10 can be slightly adjusted along with the unevenness of the supporting surface, and the contact area between the supporting foot 10 and the supporting surface is ensured to be as large as possible. Pipeline module and operation panel 7 can be arranged in addition to the top of counter weight box 8, makes things convenient for the maintainer to operate. The tail end of the outer shell 2 is provided with a hole, so that the oil pipe of the hydraulic impactor 1 can pass through the outer shell 2 to move back and forth.

When the device works, a maintainer pushes the device to reach the front of the device to be disassembled, and then positioning and supporting are realized through the leveling oil cylinder 11; then, the pitching angle of the impactor assembly is adjusted by using the pitching angle adjusting mechanism, so that the height of the front end of the impact drill rod of the hydraulic impactor 1 is adjusted according to the height of the bolt to be disassembled; hydraulic impactor 1 is started, bolt dismounting operation is carried out, and a maintainer starts a propelling mechanism in time according to the progress of hydraulic impactor 1, so that the impact drill rod of hydraulic impactor 1 is prevented from operating under the condition that a compression bolt does not exist, and the dismounting safety and the dismounting efficiency are guaranteed.

The embodiments of the present invention have been described in detail, but the description is only for the preferred embodiments of the present invention and should not be construed as limiting the scope of the present invention. All equivalent changes and modifications made within the scope of the present invention should be covered by the present patent.

Claims

1. The utility model provides a welt bolt disassembling equipment, includes the impacter assembly, its characterized in that: the impactor assembly comprises an outer shell, an inner shell arranged in the outer shell and a hydraulic impactor fixed in the inner shell, wherein openings corresponding to impact drill rods of the hydraulic impactor are formed in the front ends of the inner shell and the outer shell respectively, a sliding supporting assembly is arranged between the outer shell and the inner shell, a propelling mechanism is arranged between the rear portion of the outer shell and the inner shell, the middle bottom surface of the outer shell is hinged to a support, a counterweight box body is fixed below the support, and a pitch angle adjusting mechanism is additionally arranged between the top surface of the counterweight box body and the tail end bottom surface of the outer shell.

2. The liner bolt removal apparatus of claim 1, wherein: the bottom of the counterweight box body is provided with a universal traveling wheel group, two opposite sides of the counterweight box body are respectively hinged with a leveling cylinder, and the tail end of a cylinder rod of the leveling cylinder faces downwards and is hinged with a support leg.

3. The liner bolt removal apparatus of claim 1, wherein: the sliding support component comprises a plurality of wear-resistant sliding strips which are fixed on the periphery of the inner shell and extend along the length direction of the inner shell, and wear-resistant sliding rails which are fixed on the inner side of the outer shell and correspond to the wear-resistant sliding strips one by one, oil filling holes are formed in the outer shell, and lubricating holes communicated with the oil filling holes are formed in the wear-resistant sliding rails.

4. The liner bolt removal apparatus of claim 1, wherein: the interior casing is square hollow cylinder, and the quantity of wear-resisting draw runner is 8, and two liang of a set of, four groups of wear-resisting draw runners arrange respectively on four lateral surfaces of interior casing, and 2 wear-resisting draw runners are arranged at interval on the interior casing lateral surface in the place in the wear-resisting draw runner of same group.

5. The liner bolt removal apparatus of claim 1, wherein: the left and right side faces of the inner shell are respectively fixedly connected with the lugs, the rear portion of the outer shell is provided with wing plates and connecting seats which are positioned on the left and right sides of the inner shell are arranged on the wing plates, the propelling mechanism is a propelling oil cylinder hinged between the lugs and the connecting seats, and the left and right side faces of the outer shell are respectively provided with avoiding ports corresponding to the moving stroke of the lugs.

6. The liner bolt removal apparatus of claim 1, wherein: the pitch angle adjusting mechanism is an adjusting oil cylinder hinged between the top surface of the counterweight box body and the bottom surface of the tail end of the shell body.

7. The liner bolt removal apparatus of claim 1, wherein: the impact drill rod of the hydraulic impactor is a cylindrical stepped drill rod, and the front end of the drill rod is a flat head.