CN204783896U - Hydraulic pressure roofbolter's drilling control mechanism - Google Patents
Hydraulic pressure roofbolter's drilling control mechanism Download PDFInfo
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- CN204783896U CN204783896U CN201520495300.1U CN201520495300U CN204783896U CN 204783896 U CN204783896 U CN 204783896U CN 201520495300 U CN201520495300 U CN 201520495300U CN 204783896 U CN204783896 U CN 204783896U
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- close contact
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Abstract
The utility model provides a hydraulic pressure roofbolter's drilling control mechanism, one end break -over integrated control valves and the propulsion and the return stroke control case in close contact with of propulsion and return stroke motion control ejector pin, the other end and the propulsion and the return stroke motion control cam in close contact with of propulsion and return stroke motion control ejector pin, the one end break -over integrated control valves and the gyration motor control case in close contact with of gyration motor control ejector pin, the other end and the gyration motor control trigger in close contact with of gyration motor control ejector pin, one end break -over integrated control valves and the propulsion and the return stroke force control valve in close contact with of propulsion and return stroke force control ejector pin, impel with return stroke force control cam and propulsion and return stroke brake valve lever fixed connection just with propulsion and return stroke force control ejector pin in close contact with. Different efforts is exerted to difference according to the drilling medium, can effectively overcome the drawback of bringing because the propulsive force is fixed, improves work efficiency, improves the pore -forming quality, and the protection drilling tool does not receive damage, protection operating personnel's safety.
Description
Technical field
The utility model belongs to rig technical field, relates to a kind of boring control mechanism of hydraulic jumbolter.
Background technique
Bore bolthole when the jumbolter that mine uses mainly protects the butt entry roof of underground coal mine, prevent roof caving by skyhook operation, wherein the rig of drilling operating needs to use boring control mechanism.The boring control mechanism of prior art generally only has propelling and pivotal function, and its propelling force can not regulate.Propelling force is fixed brought drawback and is mainly reflected in following two aspects: 1, because the diameter of drilling rod and rigidity limit, run into comparatively high thrust time can bending deflection, easily fracture time serious and injure others; 2, during formation hardness height, drill bit can dally, cannot drilling depth; When formation hardness is low, bit freezing and pore-forming can be caused to be that spiral hole causes rockbolt installation difficulty.
Summary of the invention
The utility model, in order to overcome the defect of prior art, devises a kind of boring control mechanism of hydraulic jumbolter, can carry out artificial electrodeless adjustment according to the hardness of rock to propelling force, effectively can overcome and fix due to propelling force and the drawback brought.
The concrete technological scheme that the utility model is taked is: a kind of boring control mechanism of hydraulic jumbolter, comprise integrated control valve group, advance and drawback movement control push rod, advance and reverberation matrix method control push rod, rotary motor controls push rod, also comprise propelling and backhaul Joystick, rotary motor controls trigger, propelling and backhaul Joystick are vertically arranged and lower end is fixed with propelling and drawback movement controls cam, propelling and backhaul control spool is disposed with from top to bottom in integrated control valve group, advance and reverberation matrix method control valve, rotary motor controls spool, one end break-through integrated control valve group that propelling and drawback movement control push rod controls spool close contact with propelling and backhaul, the other end that propelling and drawback movement control push rod controls cam close contact with propelling and drawback movement, one end break-through integrated control valve group and the rotary motor of rotary motor control push rod control spool close contact, the other end and the rotary motor of rotary motor control push rod control trigger close contact, propelling and reverberation matrix method control one end break-through integrated control valve group of push rod and propelling and reverberation matrix method control valve close contact, key is: the other end controlling push rod in propelling and reverberation matrix method sets up propelling and reverberation matrix method control cam, advance and reverberation matrix method control cam with advance to be fixedly connected with backhaul Joystick and with to advance and reverberation matrix method controls push rod close contact.
The work total size that described propelling and drawback movement control cam is-40 ° ~ 90 °,-40 ° ~ 0 ° interval is the backhaul stage, and the stroke in backhaul stage is 0 ~ 7mm, and 0 ° ~ 50 ° intervals are the rise stage, the stroke in rise stage is 0 ~ 7mm, and 50 ° ~ 90 ° intervals are the nearly not stage.
The work total size that described propelling and reverberation matrix method control cam is-40 ° ~ 90 °,-40 ° ~ 0 ° is the backhaul stage, and the stroke in backhaul stage is 0 ~ 6.3mm, and 0 ° ~ 50 ° intervals are the nearly not stage, 50 ° ~ 90 ° intervals are the rise stage, and stroke is 0 ~ 6.3mm.
The beneficial effects of the utility model are: set up propelling and reverberation matrix method control cam, when rotating propelling and backhaul Joystick, can control simultaneously advance and drawback movement control cam to propelling and drawback movement control push rod motion, and advance and reverberation matrix method control cam to propelling and reverberation matrix method control push rod motion, thus control the moving direction of drilling rod and the change of propelling force, realize object difference boring medium being applied to different active force, effectively can overcome and fix due to propelling force and the drawback brought, increase work efficiency, improve hole quality, protection drilling tool is not damaged, protect the safety of operator simultaneously.
Accompanying drawing explanation
Fig. 1 is structural representation of the present utility model.
Fig. 2 is the structural representation that in the utility model, propelling and drawback movement control cam.
Fig. 3 is the stroke curve figure that in the utility model, propelling and drawback movement control cam.
Fig. 4 is the structural representation that in the utility model, propelling and reverberation matrix method control cam.
Fig. 5 is the stroke curve figure that in the utility model, propelling and reverberation matrix method control cam.
In accompanying drawing, 1 represents integrated control valve group, and 2 representatives advance and drawback movement controls push rod, and 3 representatives advance and reverberation matrix method controls push rod, 4 represent rotary motor controls push rod, 5 representatives advance and backhaul Joystick, and 6 represent rotary motor controls trigger, and 7 representatives advance and drawback movement controls cam, 8 representatives advance and backhaul controls spool, 9 representatives advance and reverberation matrix method control valve, and 10 represent rotary motor controls spool, and 11 representatives advance and reverberation matrix method controls cam.
Embodiment
Below in conjunction with the drawings and specific embodiments, the utility model is elaborated:
Specific embodiment, as shown in Figure 1, a kind of boring control mechanism of hydraulic jumbolter, comprise integrated control valve group 1, advance and drawback movement control push rod 2, advance and reverberation matrix method control push rod 3, rotary motor controls push rod 4, also comprise propelling and backhaul Joystick 5, rotary motor controls trigger 6, propelling and backhaul Joystick 5 are vertically arranged and lower end is fixed with propelling and drawback movement controls cam 7, propelling and backhaul control spool 8 is disposed with from top to bottom in integrated control valve group 1, advance and reverberation matrix method control valve 9, rotary motor controls spool 10, one end break-through integrated control valve group 1 that propelling and drawback movement control push rod 2 controls spool 8 close contact with propelling and backhaul, the other end that propelling and drawback movement control push rod 2 controls cam 7 close contact with propelling and drawback movement, one end break-through integrated control valve group 1 that rotary motor controls push rod 4 controls spool 10 close contact with rotary motor, the other end and the rotary motor of rotary motor control push rod 4 control trigger 6 close contact, propelling and reverberation matrix method control one end break-through integrated control valve group 1 of push rod 3 and propelling and reverberation matrix method control valve 9 close contact, the other end controlling push rod 3 in propelling and reverberation matrix method sets up propelling and reverberation matrix method control cam 11, advance and reverberation matrix method control cam 11 with advance to be fixedly connected with backhaul Joystick 5 and with to advance and reverberation matrix method controls push rod 3 close contact.
As shown in Figure 2 and Figure 3, the work total size that propelling and drawback movement control cam 7 is-40 ° ~ 90 °,-40 ° ~ 0 ° interval is the backhaul stage, the stroke in backhaul stage is 0 ~ 7mm, 0 ° ~ 50 ° intervals are the rise stage, the stroke in rise stage is 0 ~ 7mm, and 50 ° ~ 90 ° intervals are the nearly not stage.
As shown in Figure 4, Figure 5, the work total size that propelling and reverberation matrix method control cam 11 is-40 ° ~ 90 °, and-40 ° ~ 0 ° is the backhaul stage, the stroke in backhaul stage is 0 ~ 6.3mm, 0 ° ~ 50 ° intervals are the nearly not stage, and 50 ° ~ 90 ° intervals are the rise stage, and stroke is 0 ~ 6.3mm.
The utility model is in the specific implementation: with advance to control push rod 2 with drawback movement and advance and the point of contact of drawback movement control cam 7 for starting point, propelling and drawback movement control cam 7 and rotate clockwise 50 °, to advance and the rise of drawback movement control push rod 2 has moved 7mm, for the rise stage, now propelling and drawback movement control cam 7 and rotate clockwise 40 ° again, the position that propelling and drawback movement control push rod 2 keeps motionless, for closely stopping the stage; Control push rod 2 and propelling and drawback movement with propelling and drawback movement and control the point of contact of cam 7 for starting point, propelling and drawback movement control cam 7 and rotate counterclockwise 40 °, to advance and the rise of drawback movement control push rod 2 has moved 7mm, for the backhaul stage, in rise stage and backhaul stage, the move distance that the angle that propelling and drawback movement control cam 7 turn over and propelling and drawback movement control push rod 2 is linear.
Control push rod 3 and propelling and reverberation matrix method with propelling and reverberation matrix method and control the point of contact of cam 11 for starting point, propelling and reverberation matrix method control cam 11 and rotate clockwise 50 °, the position that propelling and reverberation matrix method control push rod 3 keeps motionless, for closely stopping the stage, now propelling and reverberation matrix method control cam 11 and rotate clockwise 40 ° again, advancing and the rise of reverberation matrix method control push rod 3 has moved 6.3mm, is the rise stage; Control push rod 3 and propelling and reverberation matrix method with propelling and reverberation matrix method and control the point of contact of cam 11 for starting point, propelling and reverberation matrix method control cam 11 and rotate counterclockwise 40 °, to advance and the rise of reverberation matrix method control push rod 3 has moved 6.3mm, for the backhaul stage, in rise stage and backhaul stage, the move distance that the angle that propelling and reverberation matrix method control cam 11 turn over and propelling and reverberation matrix method control push rod 3 is linear.
Claims (3)
1. the boring control mechanism of a hydraulic jumbolter, comprise integrated control valve group (1), advance and drawback movement control push rod (2), advance and reverberation matrix method control push rod (3), rotary motor controls push rod (4), also comprise propelling and backhaul Joystick (5), rotary motor controls trigger (6), propelling and backhaul Joystick (5) are vertically arranged and lower end is fixed with propelling and drawback movement controls cam (7), propelling and backhaul control spool (8) is disposed with from top to bottom in integrated control valve group (1), advance and reverberation matrix method control valve (9), rotary motor controls spool (10), one end break-through integrated control valve group (1) that propelling and drawback movement control push rod (2) controls spool (8) close contact with propelling and backhaul, the other end that propelling and drawback movement control push rod (2) controls cam (7) close contact with propelling and drawback movement, one end break-through integrated control valve group (1) that rotary motor controls push rod (4) controls spool (10) close contact with rotary motor, the other end and the rotary motor of rotary motor control push rod (4) control trigger (6) close contact, propelling and reverberation matrix method control one end break-through integrated control valve group (1) of push rod (3) and propelling and reverberation matrix method control valve (9) close contact, it is characterized in that: the other end controlling push rod (3) in propelling and reverberation matrix method sets up propelling and reverberation matrix method control cam (11), advance and reverberation matrix method control cam (11) with advance to be fixedly connected with backhaul Joystick (5) and with to advance and reverberation matrix method controls push rod (3) close contact.
2. the boring control mechanism of a kind of hydraulic jumbolter according to claim 1, it is characterized in that: the work total size that described propelling and drawback movement control cam (7) is-40 ° ~ 90 °,-40 ° ~ 0 ° interval is the backhaul stage, the stroke in backhaul stage is 0 ~ 7mm, 0 ° ~ 50 ° intervals are the rise stage, the stroke in rise stage is 0 ~ 7mm, and 50 ° ~ 90 ° intervals are the nearly not stage.
3. the boring control mechanism of a kind of hydraulic jumbolter according to claim 1, it is characterized in that: the work total size that described propelling and reverberation matrix method control cam (11) is-40 ° ~ 90 °,-40 ° ~ 0 ° is the backhaul stage, the stroke in backhaul stage is 0 ~ 6.3mm, 0 ° ~ 50 ° intervals are the nearly not stage, 50 ° ~ 90 ° intervals are the rise stage, and stroke is 0 ~ 6.3mm.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520495300.1U CN204783896U (en) | 2015-07-09 | 2015-07-09 | Hydraulic pressure roofbolter's drilling control mechanism |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520495300.1U CN204783896U (en) | 2015-07-09 | 2015-07-09 | Hydraulic pressure roofbolter's drilling control mechanism |
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| Publication Number | Publication Date |
|---|---|
| CN204783896U true CN204783896U (en) | 2015-11-18 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201520495300.1U Active CN204783896U (en) | 2015-07-09 | 2015-07-09 | Hydraulic pressure roofbolter's drilling control mechanism |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108301780A (en) * | 2017-12-08 | 2018-07-20 | 江苏中矿立兴能源科技有限公司 | A kind of pneumatic roof bolter operating handle |
-
2015
- 2015-07-09 CN CN201520495300.1U patent/CN204783896U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108301780A (en) * | 2017-12-08 | 2018-07-20 | 江苏中矿立兴能源科技有限公司 | A kind of pneumatic roof bolter operating handle |
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| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant |