CN108857337B - Assembly fixture for water injection valve - Google Patents
Assembly fixture for water injection valve Download PDFInfo
- Publication number
- CN108857337B CN108857337B CN201810751116.7A CN201810751116A CN108857337B CN 108857337 B CN108857337 B CN 108857337B CN 201810751116 A CN201810751116 A CN 201810751116A CN 108857337 B CN108857337 B CN 108857337B
- Authority
- CN
- China
- Prior art keywords
- rotating sleeve
- water injection
- injection valve
- assembly
- air cylinder
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
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Links
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 title claims abstract description 40
- 238000002347 injection Methods 0.000 title claims abstract description 33
- 239000007924 injection Substances 0.000 title claims abstract description 33
- 230000000149 penetrating effect Effects 0.000 claims description 3
- 229910000831 Steel Inorganic materials 0.000 description 17
- 239000010959 steel Substances 0.000 description 17
- 239000011435 rock Substances 0.000 description 9
- 230000001105 regulatory effect Effects 0.000 description 7
- 238000001125 extrusion Methods 0.000 description 6
- 230000006835 compression Effects 0.000 description 5
- 238000007906 compression Methods 0.000 description 5
- 238000010586 diagram Methods 0.000 description 4
- 239000000428 dust Substances 0.000 description 4
- 238000005553 drilling Methods 0.000 description 3
- 238000009434 installation Methods 0.000 description 3
- 239000003245 coal Substances 0.000 description 1
- 238000010276 construction Methods 0.000 description 1
- 230000001276 controlling effect Effects 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 230000007123 defense Effects 0.000 description 1
- 238000007599 discharging Methods 0.000 description 1
- 238000005272 metallurgy Methods 0.000 description 1
- 238000005457 optimization Methods 0.000 description 1
- 239000004575 stone Substances 0.000 description 1
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
- B23P—METAL-WORKING NOT OTHERWISE PROVIDED FOR; COMBINED OPERATIONS; UNIVERSAL MACHINE TOOLS
- B23P19/00—Machines for simply fitting together or separating metal parts or objects, or metal and non-metal parts, whether or not involving some deformation; Tools or devices therefor so far as not provided for in other classes
- B23P19/02—Machines for simply fitting together or separating metal parts or objects, or metal and non-metal parts, whether or not involving some deformation; Tools or devices therefor so far as not provided for in other classes for connecting objects by press fit or for detaching same
- B23P19/027—Machines for simply fitting together or separating metal parts or objects, or metal and non-metal parts, whether or not involving some deformation; Tools or devices therefor so far as not provided for in other classes for connecting objects by press fit or for detaching same using hydraulic or pneumatic means
Abstract
The invention discloses an assembly fixture for a water injection valve, which comprises a frame assembly, wherein an action mechanism which is convenient for assembling the water injection valve is arranged on the frame assembly. The invention can greatly reduce the labor intensity of assembly staff, not only saves labor force, but also improves the assembly efficiency and eliminates the potential safety hazard during assembly.
Description
Technical Field
The invention relates to an assembly fixture for a water injection valve, in particular to an assembly fixture for a pneumatic rock drill water injection valve, which can be used in large batches in coal mines, metallurgy, railways, traffic, water conservancy, foundation construction and national defense stone engineering.
Background
The rock drill is a working tool for drilling rock, and the working principle of the rock drill is that compressed air is used as power, a piston is controlled to reciprocate through an active valve, and the piston impacts a drill tool to drill rock during a stroke; during return stroke, the piston drives the drill tool to rotate for a certain angle. The continuous impact and rotation enable the drill tool to drill round blast holes in the rock, so that drilling is realized.
When the rock drill is used for drilling, the generated rock dust is harmful to human body, so that a waterway system is designed in the machine, and during working, compressed air passes through an air inlet channel from a handle body air chamber, reaches the front end of a water injection valve through an air inlet hole of a water injection valve body, overcomes the pressure of a spring, pushes the water injection valve to move backwards, then opens a waterway, water immediately passes through a water needle, then passes through a central hole of a drill rod to be injected into the bottom of the hole, and the rock dust and mud are discharged out of the hole, thereby achieving the purpose of discharging the dust and extinguishing the dust.
When the operation is stopped, the compressed air in the handle air chamber disappears, at the moment, the compressed air at the front end of the water injection valve returns to the handle air chamber in the original way to reduce the pressure, the spring moves the water injection valve forwards, and simultaneously, the waterway is blocked, and water injection is stopped.
As shown in fig. 1, during daily assembly, the most difficult is to install the steel wire snap ring 10, the assembled water injection valve 8 needs to be placed on the bench clamp by an assembler to pretighten, the spring force of the spring 12 in the water injection valve is overcome by the extrusion of the bench clamp, the spring cover 11 moves below the steel wire clamping groove, the assembler assembles by using a straight screwdriver, but the steel wire snap ring 10 needs to be led into the steel wire clamping groove from one side to install along the trend of the clamping groove, and during the assembly, the water injection valve can not rotate all the time on the bench clamp, and the assembler is easy to be pricked by an installation tool such as a screwdriver.
Disclosure of Invention
The invention aims to solve the technical problems of overcoming the defects in the prior art and providing an assembly tool for a water injection valve, so as to solve the problem that an assembly staff is easy to be pricked by a mounting tool such as a screwdriver when the water injection valve is assembled by adopting the prior art.
In order to solve the problems, the invention adopts the following technical scheme: the assembly fixture for the water injection valve comprises a frame assembly, wherein an actuating mechanism which is convenient for assembling the water injection valve is arranged on the frame assembly.
The following is a further optimization of the present invention for the above scheme: the actuating mechanism comprises a rotating sleeve for extruding the pressure spring cover, and the rotating sleeve is driven by an air cylinder.
Further optimizing: the longitudinal section of the rotating sleeve is in a right-angle U shape, and a groove capable of accommodating the telescopic end of the air cylinder is formed at the upper end of the rotating sleeve.
Further optimizing: an elastic expansion pin for connecting the rotating sleeve with the air cylinder is arranged in the groove in a penetrating mode.
Further optimizing: one end of the rotating sleeve is integrally connected with a compression ring part with a semicircular arc structure.
Further optimizing: one side of the rotating sleeve is connected with a handle for driving the rotating sleeve to rotate.
Further optimizing: the mounting sleeve for placing the water filling valve is arranged on the frame assembly.
Further optimizing: the axis of the mounting sleeve and the axis of the rotating sleeve are on the same straight line.
During assembly, the water injection valve is placed in a mounting sleeve on the frame assembly, compressed air subjected to pressure regulation by the pressure regulating valve is conveyed into the air cylinder through the conveying of the first conveying pipeline and the second conveying pipeline by reversing action of the electromagnetic valve, and the extending operation of the air cylinder is realized;
when the air cylinder works, the spring cover is pressed downwards by the rotating sleeve, one side of the steel wire clamping ring can enter the clamping groove by overcoming the acting force of the spring, the rotating sleeve is rotated by rotating the handle, the steel wire clamping ring can be smoothly placed in the clamping groove by the rotating power brought by the handle due to the pressure ring part arranged on the rotating sleeve, and after the installation is finished, the air cylinder returns by reversing the electromagnetic valve again, so that the whole assembly of the water injection valve is completed.
The invention realizes the extrusion of the spring cover by arranging the rotating sleeve, realizes the extrusion of the steel wire snap ring and ensures that the steel wire snap ring is smoothly put into the groove by arranging the compression ring part, realizes the rotation of the rotating sleeve by arranging the handle, realizes the driving of the rotating sleeve by arranging the air cylinder, realizes the placement of the water injection valve by arranging the mounting sleeve, realizes the control of the action direction and the action speed of the air cylinder by arranging the electromagnetic valve and the pressure regulating valve, can greatly reduce the labor intensity of assembly personnel, saves labor force, improves the assembly efficiency and eliminates the potential safety hazard during assembly.
The invention will be further described with reference to the drawings and examples.
Drawings
FIG. 1 is a schematic diagram of a prior art water injection valve;
FIG. 2 is a schematic diagram of the structure of the present invention in an embodiment;
FIG. 3 is a schematic diagram of the aerodynamic principle of the present invention in an embodiment;
fig. 4 is a schematic structural diagram of a transfer sleeve according to an embodiment of the present invention.
In the figure: 1-a frame assembly; 2-an electromagnetic valve; 3-a first delivery line; 4-a second delivery line; 5-cylinder; 6, turning the sleeve; 7-a handle; 8-a water filling valve; 9-a pressure regulating valve; 10-a steel wire clasp; 11-a spring cover; 12-a spring; 13-an elastic expansion pin; 14-a compression ring part; 15-mounting sleeve.
Detailed Description
2-4, an assembly fixture for a water injection valve comprises a frame assembly 1 with a right-angle U-shaped structure, wherein an action mechanism which is convenient for assembling a water injection valve 8 is arranged on the frame assembly 1.
The actuating mechanism comprises a rotating sleeve 6 for extruding the pressure spring cover 11, the rotating sleeve 6 is driven by the air cylinder 5, and the air cylinder 5 acts to drive the rotating sleeve 6 to move downwards to extrude the pressure spring cover 11 to move downwards until the clamping groove is exposed.
The longitudinal section of the rotating sleeve 6 is in a right-angle U shape, and a groove capable of accommodating the telescopic end of the air cylinder 5 is formed at the upper end of the rotating sleeve 6.
An elastic expansion pin 13 is arranged in the groove near the middle part in a penetrating manner along the radial direction of the rotary sleeve 6, and the rotary sleeve 6 is fixedly connected with the telescopic end of the air cylinder 5 through the elastic expansion pin 13.
Through holes capable of accommodating the elastic expansion pins 13 are respectively formed in positions, corresponding to the elastic expansion pins 13, of the telescopic ends of the rotating sleeve 6 and the air cylinder 5.
The lower end of the rotating sleeve 6 is integrally connected with a pressing ring part 14 with a semicircular arc structure, and two ends of an end face of the pressing ring part 14 corresponding to the steel wire clamping ring 10 are respectively in arc-shaped chamfer design, so that the pressing ring part 14 can conveniently extrude the steel wire clamping ring 10.
One side of the rotating sleeve 6 is welded with a handle 7 along the radial direction of the rotating sleeve 6, the handle 7 rotates to drive the rotating sleeve 6 to rotate, then the extrusion of the steel wire clamping ring 10 by the compression ring part 14 is realized, and the steel wire clamping ring 10 completely enters the clamping groove.
The upper end of the air cylinder 5 is fixedly arranged on the inner top surface of the frame assembly 1, and the air cylinder 5 is communicated with the electromagnetic valve 2 through the first conveying pipeline 3 and the second conveying pipeline 4.
The electromagnetic valve 2 is a reversing electromagnetic valve, and the extension and retraction of the air cylinder 5 are controlled through the reversing of the electromagnetic valve 2.
The air inlet end of the electromagnetic valve 2 is connected with a pressure regulating valve 9, and the pressure regulating valve 9 controls the flow of compressed gas entering the cylinder 5, so that the purpose of controlling the action speed of the cylinder 5 is further achieved.
A cylindrical mounting sleeve 15 is fixedly arranged on the inner bottom surface of the frame assembly 1 at a position corresponding to the rotating sleeve 6, and the mounting sleeve 15 is used for placing the water filling valve 8.
The axis of the mounting sleeve 15 and the axis of the rotating sleeve 6 are on the same straight line, so that the assembly efficiency can be ensured.
During assembly, the water injection valve 8 is placed in the mounting sleeve 15 on the frame assembly 1, compressed air subjected to pressure regulation by the pressure regulating valve 9 is conveyed into the air cylinder 5 through the conveying of the first conveying pipeline 3 and the second conveying pipeline 4 by reversing action of the electromagnetic valve 2, and the extension operation of the air cylinder 5 is realized;
when the air cylinder 5 works, the rotating sleeve 6 presses the spring cover 11 downwards, one side of the steel wire clamping ring 10 can enter the clamping groove against the acting force of the spring 12, the rotating sleeve 6 rotates through rotating the handle 7, the pressing ring part 14 is arranged on the rotating sleeve 6, the steel wire clamping ring 10 can be placed in the clamping groove smoothly through the rotating power brought by the handle 7 by the pressing ring part 14, after installation is finished, the electromagnetic valve 2 commutates again, the air cylinder 5 returns, and therefore the whole assembly of the water injection valve is completed.
The invention realizes the extrusion of the spring cover by arranging the rotating sleeve, realizes the extrusion of the steel wire snap ring and ensures that the steel wire snap ring is smoothly put into the groove by arranging the compression ring part, realizes the rotation of the rotating sleeve by arranging the handle, realizes the driving of the rotating sleeve by arranging the air cylinder, realizes the placement of the water injection valve by arranging the mounting sleeve, realizes the control of the action direction and the action speed of the air cylinder by arranging the electromagnetic valve and the pressure regulating valve, can greatly reduce the labor intensity of assembly personnel, saves labor force, improves the assembly efficiency and eliminates the potential safety hazard during assembly.
While the fundamental principles and main features of the present invention and advantages of the present invention have been shown and described, it will be apparent to those skilled in the art that the present invention is not limited to the details of the above-described exemplary embodiments, but can be embodied in other specific forms without departing from the spirit or essential features thereof, and therefore, the embodiments should be considered exemplary and non-limiting in all respects, the scope of the present invention is defined by the appended claims rather than the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein.
Claims (4)
1. The utility model provides an assembly fixture for water injection valve which characterized in that: comprises a frame assembly (1), wherein an action mechanism which is convenient for assembling a water injection valve (8) is arranged on the frame assembly (1);
the action mechanism comprises a rotating sleeve (6) for extruding a pressure spring cover (11), and the rotating sleeve (6) is driven by an air cylinder (5);
the longitudinal section of the rotating sleeve (6) is in a right-angle U shape, and a groove capable of accommodating the telescopic end of the air cylinder (5) is formed at the upper end of the rotating sleeve (6);
an elastic expansion pin (13) for connecting the rotating sleeve (6) with the air cylinder (5) is arranged in the groove in a penetrating way;
one end of the rotating sleeve (6) is integrally connected with a pressing ring part (14) with a semicircular arc structure.
2. The assembly fixture for a water injection valve according to claim 1, wherein: one side of the rotating sleeve (6) is connected with a handle (7) for driving the rotating sleeve (6) to rotate.
3. The assembly fixture for the water injection valve according to claim 2, wherein: the frame assembly (1) is provided with a mounting sleeve (15) for placing the water filling valve (8).
4. The assembly fixture for a water injection valve according to claim 3, wherein: the axis of the mounting sleeve (15) and the axis of the rotating sleeve (6) are on the same straight line.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810751116.7A CN108857337B (en) | 2018-07-10 | 2018-07-10 | Assembly fixture for water injection valve |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810751116.7A CN108857337B (en) | 2018-07-10 | 2018-07-10 | Assembly fixture for water injection valve |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN108857337A CN108857337A (en) | 2018-11-23 |
| CN108857337B true CN108857337B (en) | 2023-12-29 |
Family
ID=64300612
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201810751116.7A Active CN108857337B (en) | 2018-07-10 | 2018-07-10 | Assembly fixture for water injection valve |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN108857337B (en) |
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| CN206436185U (en) * | 2016-12-22 | 2017-08-25 | 威特龙消防安全集团股份公司 | A kind of rotatable pneumatic valve piston assembly tooling |
| CN207171429U (en) * | 2017-08-25 | 2018-04-03 | 慧城（北京）科技有限公司 | A kind of railway bearing inner assembly automatic assembling |
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| CN207508627U (en) * | 2017-08-11 | 2018-06-19 | 广西汽车集团有限公司 | Piston assembly assembly equipment after a kind of |
| CN108188733A (en) * | 2018-02-06 | 2018-06-22 | 厦门米特自动化设备有限公司 | A kind of inlet valve upper binding head automatic assembling mechanism |
| CN208895519U (en) * | 2018-07-10 | 2019-05-24 | 山东天瑞重工有限公司 | A kind of water injection valve assembly tooling |
-
2018
- 2018-07-10 CN CN201810751116.7A patent/CN108857337B/en active Active
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| CN101147109A (en) * | 2005-03-25 | 2008-03-19 | O.M.T.工厂机械塔塔里尼有限公司 | Gas pressure regulator and method for assembling and disassembling the regulator |
| CN103121161A (en) * | 2013-03-05 | 2013-05-29 | 新乡东阳金属制品有限公司 | Clamp spring installation tool of air conditioner stop valve |
| CN103252631A (en) * | 2013-04-10 | 2013-08-21 | 奉化市汉特汽车仪表有限公司 | Meter packaging machine and meter packaging method thereof |
| CN203918385U (en) * | 2013-08-31 | 2014-11-05 | 芜湖恒隆汽车转向系统有限公司 | Circlip press-loading machine |
| CN204277394U (en) * | 2014-07-11 | 2015-04-22 | 广西师范大学 | Automatic assemble machine for circlip in a kind of air-conditioning air valve hole |
| CN104097055A (en) * | 2014-07-16 | 2014-10-15 | 无锡凯绎科技有限公司 | Pneumatic assembling tool for compression springs |
| CN105537930A (en) * | 2014-09-05 | 2016-05-04 | 芜湖盛力科技股份有限公司 | Operation method for pressing machine of air chamber assembly |
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| CN205520344U (en) * | 2016-01-26 | 2016-08-31 | 玉环方博机械有限公司 | A device for installation of bulb jump ring |
| CN206436185U (en) * | 2016-12-22 | 2017-08-25 | 威特龙消防安全集团股份公司 | A kind of rotatable pneumatic valve piston assembly tooling |
| CN207508627U (en) * | 2017-08-11 | 2018-06-19 | 广西汽车集团有限公司 | Piston assembly assembly equipment after a kind of |
| CN207171429U (en) * | 2017-08-25 | 2018-04-03 | 慧城（北京）科技有限公司 | A kind of railway bearing inner assembly automatic assembling |
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Also Published As
| Publication number | Publication date |
|---|---|
| CN108857337A (en) | 2018-11-23 |
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