CN109916726A - A kind of automatic screwing device of static pressure test machine - Google Patents
A kind of automatic screwing device of static pressure test machine Download PDFInfo
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- CN109916726A CN109916726A CN201910076263.3A CN201910076263A CN109916726A CN 109916726 A CN109916726 A CN 109916726A CN 201910076263 A CN201910076263 A CN 201910076263A CN 109916726 A CN109916726 A CN 109916726A
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- rack
- clamping sleeve
- static pressure
- test machine
- pressure test
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Abstract
The invention discloses a kind of automatic screwing devices of static pressure test machine, are related to hose assembly detection device technical field, solve the low technical problem of hose assembly detection efficiency.Technical points include being set to rack both ends and being rotationally connected with the clamping sleeve on two pieces support frame respectively with hydraulic tube support frame disposed in parallel, more than one piece, and two pieces is respectively arranged at the both ends of rack for respectively driving the transmission component for being located at each part clamping sleeve progress rotation at rack both ends, each part clamping sleeve positioned at rack both ends is sheathed on respectively on each part nipple and sealing element, is provided with limiting slot connection setting with the both ends of clamping sleeve and be bonded with each side of thread bush on each part clamping sleeve；The present invention has the advantages that improve hose assembly detection efficiency.
Description
Technical field
The present invention relates to hose assembly detection device technical fields, more specifically, it relates to which a kind of static pressure test machine is certainly
Dynamic screwing device.
Background technique
Hose assembly is common a kind of auxiliary device in hydraulic system.It is the steel that thread bush is had by sebific duct and two pieces
Part connector composition, for connecting all kinds of Hydraulic Elements in hydraulic system, is mainly used in -40 DEG C to+100 DEG C items of operating temperature
Under part, the high-pressure mediums such as hydraulic power transmission or conveying water, gas, oil are carried out；In the factory of this kind of hose assembly, need using quiet
Testing machine is pressed to carry out pressure resistance, explosion bulge test to hose assembly.
As shown in Figure 1, existing static pressure test machine includes that rack 1, the hydraulic tube being set in rack 2, multiple tracks are equidistantly arranged
Hydraulic pump 3 that nipple 21, the water outlet being distributed on hydraulic tube are connected to hydraulic tube 21, be set in rack 1 and with it is hydraulic
It pumps the water tank (not shown) of 3 water inlet end connection, the relief tube 4 that both ends are connected to hydraulic tube 2 and water tank respectively, be set to
Relief valve 41 on relief tube and the sealing element 5 for sealing up the one end of sebific duct far from nipple.
When test, steel part connector of each sebific duct wherein on one end will be set to by thread bush and connect respectively with each road screw thread
Head connection recycles sealing element to seal with the thread bush being set in sebific duct other end, finally by hydraulic pump to hydraulic tube
Feed flow is carried out, is detected so that pressure testing liquid pours into sebific duct with the anti-pressure ability to sebific duct, when detection, passes through pressure release
Pipe ensures that hydraulic overpressure is stablized；But when installation hose assembly, in order to ensure thread bush can be with nipple or sealing
Stable connection between part is secured, needs to be screwed thread bush one by one using spanner by staff, total in disassembly sebific duct
At when be also merely able to dismantle one by one, cause the detection efficiency of hose assembly low, be unfavorable for producer production and application.
Summary of the invention
Problem in view of the prior art, the purpose of the present invention is to provide a kind of automatic screwing device of static pressure test machine,
Have the advantages that improve hose assembly detection efficiency.
To achieve the above object, the present invention provides the following technical scheme that including being set to rack both ends and and hydraulic tube
The clamping sleeve and two pieces that support frame disposed in parallel, more than one piece are rotationally connected with respectively on two pieces support frame are respectively arranged at
The both ends of rack are to be located at rack for respectively driving the transmission component for being located at each part clamping sleeve progress rotation at rack both ends
Each part clamping sleeve at both ends is sheathed on respectively on each part nipple and sealing element, is provided with and is blocked on each part clamping sleeve
The limiting slot that the both ends connection of female connector cylinder is arranged and is bonded with each side of thread bush.
By using above-mentioned technical proposal, when each hose assembly is mounted on static pressure test machine, it is only necessary to by sebific duct
The thread bush at both ends is installed into respectively in each part clamping sleeve at rack both ends, and makes the screw thread being located on sebific duct both ends
Set is pushed against with a nipple and a sealing element respectively, is controlled each part clamping sleeve finally by transmission component and is carried out rotation
?；At this point, when so that clamping sleeve carrying out rotation, thread bush can also be driven because of the cooperation between limiting slot and thread bush
Dynamic rotation, so that the thread bush abutted with nipple or sealing element can be threaded in nipple or sealing element
Together, when exiting thread bush, it is only necessary to control each part clamping sleeve by transmission component and rotate backward；After the setting
So that thread bush need to be only installed into clamping sleeve by staff, work is screwed without carrying out to thread bush, is mentioned significantly
High hose assembly detection efficiency, and the working strength of staff is effectively reduced.
The present invention is further arranged to: being arranged with the first ball bearing of more than one piece, each institute on the outer wall of each clamping sleeve
The outer ring for stating the first ball bearing is fixed with support frame.
It, can by the cooperation between the first ball bearing and clamping sleeve and support frame by using above-mentioned technical proposal
Avoid clamping sleeve rotation when with support frame generate friction, be effectively reduced clamping sleeve the rate of wear, and can when be clamped set
The rotation work of cylinder is more smooth.
The present invention is further arranged to: the inner wall of each clamping sleeve and the part of clamping sleeve both ends handover are straight
Angle setting.
By using above-mentioned technical proposal, the chamfer portion by being set to clamping sleeve can play the role of guiding,
Thread bush is installed into clamping sleeve convenient for staff.
The present invention is further arranged to: the inner wall of each clamping sleeve is respectively and fixedly provided with the second ball bearing, and each described the
Outer wall of the inner ring of two ball bearings respectively with each part nipple or each part sealing element is fixed.
By using above-mentioned technical proposal, by the second ball bearing and clamping sleeve and nipple (or sealing element) it
Between cooperation generate friction with nipple (or sealing element) when can be avoided clamping sleeve rotation, clamping sleeve is effectively reduced
The rate of wear, and can when be clamped sleeve rotation work it is more smooth.
The present invention is further arranged to: the transmission component include the motor being fixed on rack side, respectively with each part
The fixed sprocket wheel of the motor shaft of sleeve outer wall and motor and along rack width direction setting and with it is in the same vertical plane
Each sprocket engagement chain.
By using above-mentioned technical proposal, when by the transmission cooperation between motor, sprocket wheel and chain so that motor rotates
It can drive and carry out rotation with each part of chain interoperation clamping sleeve, simple realization is respectively clamped the synchronous rotation work of sleeve.
The present invention is further arranged to: the transmission component include the motor being fixed on rack side, respectively with each part
The fixed belt pulley of the motor shaft of sleeve outer wall and motor and along rack width direction setting and be in same vertical plane
On each belt pulley cooperation belt.
By using above-mentioned technical proposal, by the transmission cooperation between motor, pulley and belt so that motor rotates
When can drive and carry out rotation with each part clamping sleeve of belt cooperation, simple realization is respectively clamped the synchronous rotation work of sleeve.
The present invention is further arranged to: intermeshing zigzag lines is provided on each belt pulley and belt.
By using above-mentioned technical proposal, the frictional force between belt pulley and belt can be increased by zigzag lines,
So that belt is not easy to skid.
The present invention is further arranged to: the both ends of the rack slide respectively is connected with the width direction setting along rack
Pushing plate is provided with multiple tracks on each pushing plate and is connected to the upper side of pushing plate with the card for placing for steel part connector
Slot, the two sides of the rack are provided with more than one piece and are respectively used to the cylinder that driving pushing plate moves along the length of the rack.
Steel part connector is placed in card slot and to promote when hose assembly is installed by using above-mentioned technical proposal
Plate close to nipple (or sealing element) with thread bush far from nipple (or sealing element) while abut, then lead to
Crossing cylinder pushes the direction movement of pushing plate towards nipple (or sealing element) that each part can be pushed to be installed on pushing plate
On thread bush and nipple (or sealing element) push against.
The present invention is further arranged to: being provided with rubber pad in each card slot.
By using above-mentioned technical proposal, the connective stability of steel part connector and card slot can be increased by rubber pad, and
It can be avoided and scratch is scraped by card slot when steel part connector is installed into card slot.
The present invention is further arranged to: the two sides of each rack are respectively provided with the guide rod being arranged along the length of the rack,
The both ends of each pushing plate are sheathed on respectively on two guide rods.
By using above-mentioned technical proposal, the moving direction of pushing plate can be limited by guide rod, it is ensured that pushing plate
Stability when mobile.
Compared with prior art, the beneficial effects of the present invention are:
(1) each part thread bush being installed on rack the same end can be controlled by transmission component and the cooperation being clamped between sleeve
Rotation is synchronized, so that the thread bush pushed against with clamping sleeve (or sealing element) can be driven and be clamped by clamping sleeve
Sleeve (or sealing element) is threadedly coupled；
(2) thread bush on pushing plate can be installed on to each part by the cooperation between pushing plate and cylinder and applies a direction
The power in thread bush precession direction, it is ensured that thread bush can link together with nipple (or sealing element).
Detailed description of the invention
Fig. 1 is the structural schematic diagram of existing static pressure test machine；
Fig. 2 is the structural schematic diagram of the present embodiment one；
Fig. 3 is the structural schematic diagram that the present embodiment one is clamped sleeve；
Fig. 4 is diagrammatic cross-section when the present embodiment one is clamped sleeve installation；
Fig. 5 is the structural schematic diagram of one propulsion assembly of the present embodiment；
Fig. 6 is the structural schematic diagram of one transmission component of the present embodiment；
Fig. 7 is the structural schematic diagram of two transmission component of the present embodiment.
Appended drawing reference: 1, rack；2, hydraulic tube；21, nipple；3, hydraulic pump；4, relief tube；41, relief valve；5, close
Sealing；6, support frame；61, it is clamped sleeve；611, limiting slot；62, the first ball bearing；63, the second ball bearing；7, transmission group
Part；71, sprocket wheel；72, motor；73, chain；74, belt pulley；75, belt；8, propulsion assembly；81, guide rod；82, cylinder；83,
Pushing plate；831, card slot；84, rubber pad.
Specific embodiment
With reference to the accompanying drawings and examples, the present invention will be described in detail.
Embodiment one, a kind of automatic screwing device of static pressure test machine, in conjunction with shown in Fig. 2 and Fig. 3, including two pieces is respectively set
It is distributed in the support frame 6 at 1 both ends of rack, more than one piece and arranges on connection two pieces support frame 6 and equidistantly along 6 length direction of support frame
Clamping sleeve 61, two pieces are respectively arranged at 1 both ends of rack for respectively driving each part being installed on two pieces support frame 6 clamping
Sleeve 61 carries out the transmission component 7 of rotation and two pieces slides be connected on 1 both ends of rack for that will be in 1 liang of rack respectively
Thread bush on end is towards nipple 21(or sealing element 5) propulsion assembly 8 that promotes of the direction of precession.
As shown in figure 3, each part clamping sleeve 61 is respectively sleeved at each part nipple 21(or sealing element 5) on, in each part
It is provided on clamping sleeve 61 and is coaxially set with clamping sleeve 61 and is connected to the rear and front end face of clamping sleeve 61 together
Limiting slot 611, and limiting slot 611 and the equal chamfer in position of clamping 61 end face of sleeve handover are arranged；Wherein, when thread bush is pacified
When putting into limiting slot 611, limiting slot 611 is bonded with each side of thread bush.
Wherein, in conjunction with shown in Fig. 3 and Fig. 4, more than one piece outer ring and support are arranged on the outer wall of each part clamping sleeve 61
The first fixed ball bearing 62 of frame 6 is clamped sleeve 61 and nipple 21(or sealing element 5 in each part) part that connect is solid
Surely have inner ring and nipple 21(or sealing element 5) fixed the second ball bearing 63.
In conjunction with shown in Fig. 2 and Fig. 5, propulsion assembly 8 includes two and is located at 1 two sides of rack and along 1 length direction of rack
Guide rod 81, two of setting are located at 1 both ends of rack and both ends are sheathed on the pushing plate 83 on two guide rods 81 respectively
And more than one piece cylinder body is fixed in rack 1 and very few bar and pushing plate 83 are fixed for pushing the cylinder 82 of pushing plate 83；Its
In, it is provided with multiple tracks on pushing plate 83 equidistantly arranges and is connected to the upper side of pushing plate 83 along 83 length direction of pushing plate and set
The card slot 831 set is provided with the rubber pad 84 that a cross section is in the setting of "U" shaped shape in each road card slot 831.
When placing hose assembly, steel part connector is placed in card slot 831 so that steel part connector is clamped by rubber pad 84,
And make pushing plate 83 close to nipple 21(or sealing element 5) one side with thread bush far from nipple 21(or sealing element
5) one side abuts.
In conjunction with shown in Fig. 1 and Fig. 6, transmission device includes that the motor being fixed in rack 1 72, a more than one piece are individually fixed in
Each part clamping sleeve 61 stretch out on one end outside support frame 6 and the sprocket wheel 71 on the motor shaft of motor 72 and with each part sprocket wheel 71
The chain 73 of engagement；It is able to drive chain 73 by motor 72 to be driven, so that each part sprocket wheel 71 is able to drive each part clamping
Sleeve 61 rotates synchronously.
Embodiment two: as shown in fig. 7, the difference is that, transmission device includes one and is fixed on machine with embodiment one
Motor 72 on frame 1, more than one piece are individually fixed on one end outside each part clamping sleeve 61 stretching support frame 6 and the electricity of motor 72
Belt pulley 74 on arbor and the belt 75 engaged with each part belt pulley 74, wherein be all provided on each part belt pulley 74 and belt 75
It is equipped with intermeshing zigzag lines.
Compared with embodiment one, embodiment two has determining transmission ratio, and high transmission accuracy, revolving speed is high, transfer of torque ratio
V belt translation is big, and the service life is long, but is not easy to adjust after the abrasion of chain 73 easy to fall off.The advantages of embodiment two is that rotational noise is low, transmission
Distance is bigger, but haves the defects that skid.
The course of work of the invention is as follows:
Hose assembly is lain in rack 1, the steel part connector for being located at hose assembly both ends is then mounted on each part pushing plate
On 83, the thread bush for being located at sebific duct both ends is then installed into each part nipple 21(or sealing element 5 respectively) in, then control
The piston rod of cylinder 82 pushes pushing plate 83, so that each part thread bush can be promoted each part to be clamped sleeve 61 by pushing plate 83
It is interior and enable each part thread bush and each part nipple 21(or sealing element 5) it pushes against, it is controlled finally by transmission device each
Part is clamped sleeve 61 and carries out rotation, in transmission device control card female connector 61 rotation of cylinder, while by propulsion assembly 8 to each
Part thread bush applies the power of a propulsion, it is ensured that each part thread bush can be with nipple 21(or sealing element 5) it is threaded in
Together.
Wherein, it is noted that sealing element 5 is fixed in rack 1, specifically, being fixed with a peace in rack 1
Loading board, each part sealing plate are fixed on a mounting board by the way of welding.
The above is only a preferred embodiment of the present invention, protection scope of the present invention is not limited merely to above-mentioned implementation
Example, all technical solutions belonged under thinking of the present invention all belong to the scope of protection of the present invention.It should be pointed out that for the art
Those of ordinary skill for, several improvements and modifications without departing from the principles of the present invention, these improvements and modifications
It should be regarded as protection scope of the present invention.
Claims (10)
1. a kind of automatic screwing device of static pressure test machine, it is characterised in that: including being set to rack (1) both ends and and hydraulic tube
(2) support frame (6) disposed in parallel, more than one piece are rotationally connected with the clamping sleeve (61) and two on two pieces support frame (6) respectively
Part is respectively arranged at the both ends of rack (1) for respectively driving each part clamping sleeve (61) progress positioned at rack (1) both ends
The transmission component (7) of rotation, each part clamping sleeve (61) for being located at rack (1) both ends are sheathed on each part nipple (21) respectively
On sealing element (5), it is provided on each part clamping sleeve (61) and is connected to setting and and screw thread with the both ends of clamping sleeve (61)
Cover the limiting slot (611) of each side fitting.
2. a kind of automatic screwing device of static pressure test machine according to claim 1, it is characterised in that: each clamping sleeve
(61) it is arranged with the first ball bearing of more than one piece (62) on outer wall, the outer ring of each first ball bearing (62) is and support frame
(6) fixed.
3. a kind of automatic screwing device of static pressure test machine according to claim 1, it is characterised in that: each clamping sleeve
(61) the equal chamfer in part of inner wall and the handover of clamping sleeve (61) both ends is arranged.
4. a kind of automatic screwing device of static pressure test machine according to claim 1, it is characterised in that: each clamping sleeve
(61) inner wall is respectively and fixedly provided with the second ball bearing (63), the inner ring of each second ball bearing (63) respectively with each part screw thread
The outer wall of connector (21) or each part sealing element (5) is fixed.
5. a kind of automatic screwing device of static pressure test machine according to claim 1, it is characterised in that: the transmission component
It (7) include that motor (72), the motor shaft respectively with each part sleeve outer wall and motor (72) being fixed on rack (1) side are fixed
Sprocket wheel (71) and along rack (1) width direction setting and engage with each sprocket wheel (71) in the same vertical plane
Chain (73).
6. a kind of automatic screwing device of static pressure test machine according to claim 1, it is characterised in that: the transmission component
It (7) include that motor (72), the motor shaft respectively with each part sleeve outer wall and motor (72) being fixed on rack (1) side are fixed
Belt pulley (74) and along rack (1) width direction setting and match with each belt pulley (74) in the same vertical plane
The belt (75) of conjunction.
7. a kind of automatic screwing device of static pressure test machine according to claim 6, it is characterised in that: each belt pulley
(74) and on belt (75) it is provided with intermeshing zigzag lines.
8. a kind of automatic screwing device of static pressure test machine according to claim 1, it is characterised in that: the rack (1)
Both ends slide the pushing plate (83) for being connected with the width direction setting along rack (1) respectively, are all provided on each pushing plate (83)
Multiple tracks is equipped with to be connected to the upper side of pushing plate (83) with the card slot (831) for placing for steel part connector, the rack (1)
Two sides are provided with more than one piece and are respectively used to driving pushing plate (83) cylinder (82) mobile along rack (1) length direction.
9. a kind of automatic screwing device of static pressure test machine according to claim 8, it is characterised in that: each card slot
(831) rubber pad (84) are provided in.
10. a kind of automatic screwing device of static pressure test machine according to claim 8, it is characterised in that: each rack (1)
Two sides be respectively provided with along rack (1) length direction setting guide rod (81), the both ends of each pushing plate (83) are arranged respectively
In on two guide rods (81).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910076263.3A CN109916726B (en) | 2019-01-26 | 2019-01-26 | Automatic screwing device of static pressure testing machine |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910076263.3A CN109916726B (en) | 2019-01-26 | 2019-01-26 | Automatic screwing device of static pressure testing machine |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN109916726A true CN109916726A (en) | 2019-06-21 |
| CN109916726B CN109916726B (en) | 2021-07-06 |
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ID=66960819
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201910076263.3A Active CN109916726B (en) | 2019-01-26 | 2019-01-26 | Automatic screwing device of static pressure testing machine |
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| Country | Link |
|---|---|
| CN (1) | CN109916726B (en) |
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS571631A (en) * | 1980-05-27 | 1982-01-06 | Yamamoto Suiatsu Kogyosho:Kk | Automatic screwing-in antipressure device |
| CN201871922U (en) * | 2010-11-29 | 2011-06-22 | 中国矿业大学 | Screwing device for pipe fitting of large pipe diameter |
| CN201954170U (en) * | 2011-03-24 | 2011-08-31 | 柳州仁华管业有限公司 | Hydraulic rubber pipe assembly |
| CN203869826U (en) * | 2014-03-11 | 2014-10-08 | 宁波固远管件有限公司 | Hydraulic butting-type high-pressure hose assembly 100% static pressure testing machine |
| CN109128795A (en) * | 2018-11-07 | 2019-01-04 | 台州路桥晴川机械科技有限公司 | A kind of stubborn nut device of automation |
-
2019
- 2019-01-26 CN CN201910076263.3A patent/CN109916726B/en active Active
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS571631A (en) * | 1980-05-27 | 1982-01-06 | Yamamoto Suiatsu Kogyosho:Kk | Automatic screwing-in antipressure device |
| CN201871922U (en) * | 2010-11-29 | 2011-06-22 | 中国矿业大学 | Screwing device for pipe fitting of large pipe diameter |
| CN201954170U (en) * | 2011-03-24 | 2011-08-31 | 柳州仁华管业有限公司 | Hydraulic rubber pipe assembly |
| CN203869826U (en) * | 2014-03-11 | 2014-10-08 | 宁波固远管件有限公司 | Hydraulic butting-type high-pressure hose assembly 100% static pressure testing machine |
| CN109128795A (en) * | 2018-11-07 | 2019-01-04 | 台州路桥晴川机械科技有限公司 | A kind of stubborn nut device of automation |
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| Publication number | Publication date |
|---|---|
| CN109916726B (en) | 2021-07-06 |
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