CN212712322U - Assembly lifting tool for excavating arm of coal mine backhoe loader - Google Patents
Assembly lifting tool for excavating arm of coal mine backhoe loader Download PDFInfo
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- CN212712322U CN212712322U CN202020778079.1U CN202020778079U CN212712322U CN 212712322 U CN212712322 U CN 212712322U CN 202020778079 U CN202020778079 U CN 202020778079U CN 212712322 U CN212712322 U CN 212712322U
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- arm
- fixedly connected
- excavating arm
- connecting block
- excavating
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Abstract
The utility model discloses a frock is carried in assembly of loaderdigger digging arm for coal mine, carry the hoisting accessory including the digging arm, the front and the back at digging arm hoisting accessory top all rotate through a connecting block and are connected with the support column, the front and the back at digging arm hoisting accessory top just are located the left of lifting the connecting block and right-hand all rotate through No. three connecting blocks and are connected with electric telescopic handle, the utility model relates to a mechanical frock technical field. This frock is carried in assembly of loaderdigger digging arm for coal mine through support column and electric telescopic handle's setting for the digging arm is carried the hoisting accessory and is carried the hoisting angle debugging to the digging arm through the electric telescopic handle cooperation support column of both sides, has guaranteed the equilibrium when digging arm is carried the hoisting accessory and is carried the hoisting accessory, has ensured staff's personal safety simultaneously, has avoided the dipper to slide out the digging arm and has carried the hoisting accessory, leads to the fact the problem of personal harm to the staff on ground.
Description
Technical Field
The utility model relates to a machinery frock technical field specifically is a frock is carried in assembly of loaderdigger digging arm for coal mine.
Background
The loader digger is a single device consisting of three pieces of construction equipment, and is commonly called as 'two ends busy'. The main reason for the advent of loaders at all sites is that various projects require digging and carrying earth. Many other tools can accomplish such a task, but the backhoe loader has a greatly improved efficiency, and the backhoe loader includes: the excavator loader comprises a power assembly, a loading end and an excavating end, and when a bucket rod of the excavator loader is assembled, an excavating arm lifting device is needed to lift and assemble the bucket rod.
When the existing excavating arm lifting device is used, the bucket rod can deviate due to the gravity center of the bucket rod, the angle deviation of the excavating arm lifting device is caused when the bucket rod is lifted, so that the bucket rod slides out of the excavating arm lifting device, personnel harm can be caused to ground workers, and the excavating arm lifting device is lack of an effective fixing device for fixing and clamping the bucket rod.
SUMMERY OF THE UTILITY MODEL
The utility model provides a not enough to prior art, the utility model provides a frock is carried in assembly of loaderdigger digging arm for coal mine has solved current digging arm and has carried the hoisting accessory when using, and digging arm carries the hoisting accessory and takes place the angular deflection easily, and lacks effective fixing device and carry out the problem of fixed centre gripping to the dipper.
In order to achieve the above purpose, the utility model discloses a following technical scheme realizes: a digging arm assembling lifting tool of a coal mine loader-digger comprises a digging arm lifting device, wherein the front surface of the digging arm lifting device is fixedly connected with a control panel, the front surface of the excavating arm lifting device is fixedly connected with a mechanical box on the left and right of the control panel, the front and the back of the top of the excavating arm lifting device are both rotationally connected with a supporting column through a first connecting block, the front and the back of the top of the excavating arm lifting device are fixedly connected with lifting connecting blocks on the left and the right of the first connecting block, the front and the back of the top of the excavating arm lifting device and the left and the right of the lifting connecting block are both rotationally connected with an electric telescopic rod through a third connecting block, the top of the excavating arm lifting device is provided with an excavating arm placing groove, and the bottom of the inner wall of the excavating arm placing groove is connected with an excavating arm clamping plate in a sliding mode.
Preferably, the left end and the right end of the supporting column are fixedly connected with a second connecting block, and a lifting hole is formed in the front face of the lifting connecting block in a penetrating mode.
Preferably, the bottom end of the electric telescopic rod is fixedly connected with a telescopic rod connecting block, and the outer surface of the telescopic rod connecting block is rotatably connected with the inner surface of the third connecting block.
Preferably, the inner cavity of the mechanical box is fixedly connected with a hydraulic cylinder, and the output end of the hydraulic cylinder is fixedly connected with a hydraulic rod.
Preferably, the rear end of the hydraulic rod penetrates through the mechanical box and the excavating arm lifting device and extends into the excavating arm lifting device, and the front surface of the excavating arm clamping plate is fixedly connected with a telescopic spring.
Preferably, the front surface of the digging arm clamping plate is fixedly connected with the rear end of the hydraulic rod, and the front surface of the telescopic spring is fixedly connected with the inner wall of the digging arm placing groove.
Advantageous effects
The utility model provides a frock is carried in assembly of loader-digger digging arm for coal mine. Compared with the prior art, the method has the following beneficial effects:
(1) the front and the back of the top of the excavating arm lifting device are respectively and rotatably connected with a supporting column through a first connecting block, the front and the back of the top of the excavating arm lifting device are respectively and rotatably connected with an electric telescopic rod through a third connecting block on the left and the right of the lifting connecting block, the left end and the right end of the supporting column are respectively and fixedly connected with a second connecting block, the bottom end of the electric telescopic rod is fixedly connected with a telescopic rod connecting block, the outer surface of the telescopic rod connecting block is rotatably connected with the inner surface of the third connecting block, and the arrangement of the supporting column and the electric telescopic rod ensures that when the excavating arm lifting device is used, the lifting angle of the excavating arm lifting device can be adjusted through the electric telescopic rods on the two sides in cooperation with the supporting columns, so that the balance when the excavating arm lifting device is lifted is ensured, and the personal safety of workers is ensured at the same time, the problem of because of the gravity center skew of dipper, lead to the dipper when carrying and hanging, the digging arm carries the hoisting device to take place the angular deflection to lead to the dipper to slide out the digging arm and carry the hoisting device, lead to the staff on ground to cause the personal harm is avoided.
(2) The excavating arm assembly lifting tool of the loader-digger for coal mines is characterized in that an excavating arm clamping plate is connected to the bottom of the inner wall of an excavating arm placing groove in a sliding manner, a hydraulic cylinder is fixedly connected to the inner cavity of a mechanical box, a hydraulic rod is fixedly connected to the output end of the hydraulic cylinder, the rear end of the hydraulic rod penetrates through the mechanical box and the excavating arm lifting device and extends to the inside of the excavating arm lifting device, a telescopic spring is fixedly connected to the front side of the excavating arm clamping plate, through the arrangement of the digging arm clamping plate and the hydraulic cylinder, when the digging arm lifting device is used, can drive the hydraulic stem through the pneumatic cylinder and remove the digging arm grip block, the digging arm grip block removes cooperation expanding spring and fixes the centre gripping to the dipper, very big improvement digging arm lifting device to the fixed centre gripping nature of dipper, avoided digging arm lifting device to lack effectual fixing device to carry out the problem of fixing the centre gripping to the dipper.
Drawings
Fig. 1 is a front view of the external structure of the present invention;
FIG. 2 is a perspective view of the excavating arm lifting device of the present invention;
FIG. 3 is a top view of the excavating arm hoist apparatus of the present invention;
fig. 4 is a perspective view of the explosion structure of the present invention.
In the figure 1, an excavating arm lifting device; 2. a control panel; 3. a machine box; 4. a first connecting block; 5. a support pillar; 6. a second connecting block; 7. lifting the connecting block; 8. lifting holes; 9. a third connecting block; 10. an electric telescopic rod; 11. a telescopic rod connecting block; 12. a hydraulic cylinder; 13. a hydraulic lever; 14. an excavating arm clamp plate; 15. a tension spring; 16. digging arm placing grooves.
Detailed Description
The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.
Referring to fig. 1-4, the present invention provides a technical solution: a lifting tool for assembling a digging arm of a coal mine loader digger comprises a digging arm lifting device 1, wherein a control panel 2 is fixedly connected to the front side of the digging arm lifting device 1, a mechanical box 3 is fixedly connected to the front side of the digging arm lifting device 1 and positioned on the left side and the right side of the control panel 2, the mechanical box 3 provides a working space for a hydraulic cylinder 12, a supporting column 5 is rotatably connected to the front side and the back side of the top of the digging arm lifting device 1 through a first connecting block 4, the first connecting block 4 is rotatably connected to the supporting column 5, lifting connecting blocks 7 are fixedly connected to the front side and the back side of the top of the digging arm lifting device 1 and positioned on the left side and the right side of the first connecting block 4, electric telescopic rods 10 are rotatably connected to the front side and the back side of the top of the digging arm lifting device 1 and positioned on the left side and the right side of the lifting connecting blocks 7 through a third connecting block 9, an excavating arm placing groove 16 is formed in the top of the excavating arm lifting device 1, an excavating arm clamping plate 14 is slidably connected to the bottom of the inner wall of the excavating arm placing groove 16, a rubber pad is fixedly connected to the back of the excavating arm clamping plate 14, a second connecting block 6 is fixedly connected to the left end and the right end of a supporting column 5, a lifting hole 8 is formed in the front of the lifting connecting block 7 in a penetrating manner, a telescopic rod connecting block 11 is fixedly connected to the bottom end of an electric telescopic rod 10, the outer surface of the telescopic rod connecting block 11 is rotatably connected with the inner surface of a third connecting block 9, a hydraulic cylinder 12 is fixedly connected to the inner cavity of the machine box 3, the hydraulic cylinder 12 is electrically connected with an external power supply, a hydraulic rod 13 is fixedly connected to the output end of the hydraulic cylinder 12, the rear end of the hydraulic rod 13 penetrates through the machine box 3 and the excavating arm lifting device 1 and extends into, the front surface of the excavating arm clamping plate 14 is fixedly connected with the rear end of the hydraulic rod 13, and the front surface of the extension spring 15 is fixedly connected with the inner wall of the excavating arm placing groove 16.
And those not described in detail in this specification are well within the skill of those in the art.
When the excavator is in operation, firstly, a user starts the hydraulic cylinder 12 through the control panel 2, the hydraulic cylinder 12 is started and drives the hydraulic rod 13 to contract, the hydraulic rod 13 contracts to drive the excavating arm clamping plate 14 to move forwards, the expansion spring 15 is stressed to contract, the user places the excavating arm of the excavator loader into the excavating arm placing groove 16, the hydraulic cylinder 12 is started through the control panel 2 to drive the hydraulic rod 13 to move backwards to be matched with the expansion spring 15 to fixedly clamp the excavating arm of the excavator loader, the user can lift the excavating arm lifting device 1 through the lifting device matched with the lifting connecting block 7 and the lifting hole 8, after the user lifts the excavating arm, if the lifting angle of the excavating arm lifting device 1 is unbalanced, the user can start the electric telescopic rod 10 on one side through the control panel 2, the electric telescopic rod 10 starts to contract, the electric telescopic rod 10 contracts and is matched with the supporting column 5 through the second connecting block 6 on one side to contract, and can lift and tighten the excavating arm The device 1 carries out lifting angle balance debugging, and telescopic link connecting block 11 cooperates No. three connecting block 9 to carry out the support connection between electric telescopic handle 10 and the digging arm lifting device 1.
It is noted that, herein, relational terms such as first and second, and the like may be used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Also, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus.
Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.
Claims (6)
1. The utility model provides a frock is carried and hangs in assembly of loaderdigger digging arm for coal mine, includes that the digging arm carries hoisting accessory (1), the front fixedly connected with control panel (2) of hoisting accessory (1), its characterized in that are carried to the digging arm: the front surface of the excavating arm lifting device (1) and the left and right sides of the control panel (2) are fixedly connected with a mechanical box (3), the front and the back of the top of the excavating arm lifting device (1) are both rotationally connected with a supporting column (5) through a first connecting block (4), the front and the back of the top of the excavating arm lifting device (1) and the left and the right of the first connecting block (4) are both fixedly connected with a lifting connecting block (7), the front and the back of the top of the excavating arm lifting device (1) and the left and the right of the lifting connection block (7) are both rotationally connected with an electric telescopic rod (10) through a third connection block (9), the top of the excavating arm lifting device (1) is provided with an excavating arm placing groove (16), the bottom of the inner wall of the digging arm placing groove (16) is connected with a digging arm clamping plate (14) in a sliding mode.
2. The assembly lifting tool for the excavating arm of the coal mine loader-digger according to claim 1, which is characterized in that: the left end and the right end of the support column (5) are fixedly connected with a second connecting block (6), and a lifting hole (8) is formed in the front face of the lifting connecting block (7) in a penetrating mode.
3. The assembly lifting tool for the excavating arm of the coal mine loader-digger according to claim 1, which is characterized in that: the bottom fixedly connected with telescopic link connecting block (11) of electric telescopic handle (10), the surface of telescopic link connecting block (11) is connected with the internal surface rotation of No. three connecting blocks (9).
4. The assembly lifting tool for the excavating arm of the coal mine loader-digger according to claim 1, which is characterized in that: the inner cavity of the mechanical box (3) is fixedly connected with a hydraulic cylinder (12), and the output end of the hydraulic cylinder (12) is fixedly connected with a hydraulic rod (13).
5. The assembly lifting tool for the excavating arm of the coal mine loader-digger according to claim 4, which is characterized in that: the rear end of the hydraulic rod (13) penetrates through the mechanical box (3) and the excavating arm lifting device (1) and extends into the excavating arm lifting device (1), and the front face of the excavating arm clamping plate (14) is fixedly connected with a telescopic spring (15).
6. The assembly lifting tool for the excavating arm of the coal mine loader-digger according to claim 5, which is characterized in that: the front surface of the digging arm clamping plate (14) is fixedly connected with the rear end of the hydraulic rod (13), and the front surface of the telescopic spring (15) is fixedly connected with the inner wall of the digging arm placing groove (16).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020778079.1U CN212712322U (en) | 2020-05-12 | 2020-05-12 | Assembly lifting tool for excavating arm of coal mine backhoe loader |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020778079.1U CN212712322U (en) | 2020-05-12 | 2020-05-12 | Assembly lifting tool for excavating arm of coal mine backhoe loader |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN212712322U true CN212712322U (en) | 2021-03-16 |
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ID=74945252
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202020778079.1U Active CN212712322U (en) | 2020-05-12 | 2020-05-12 | Assembly lifting tool for excavating arm of coal mine backhoe loader |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN212712322U (en) |
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2020
- 2020-05-12 CN CN202020778079.1U patent/CN212712322U/en active Active
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