CN102507066A - Novel pneumatic pull-out force detection tooling - Google Patents
Novel pneumatic pull-out force detection tooling Download PDFInfo
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- CN102507066A CN102507066A CN2011103890529A CN201110389052A CN102507066A CN 102507066 A CN102507066 A CN 102507066A CN 2011103890529 A CN2011103890529 A CN 2011103890529A CN 201110389052 A CN201110389052 A CN 201110389052A CN 102507066 A CN102507066 A CN 102507066A
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Abstract
The invention discloses a novel pneumatic pull-out force detection tooling which comprises a panel, a middle plate, a sole plate, a pull-out piece and an assembling piece, wherein the panel and the middle plate are supported by a plurality of upper support posts to compose an upper framework of the tooling; and the middle plate and the sole plate are supported by a plurality of lower support posts to compose a lower framework of the tooling. The novel pneumatic pull-out force detection tooling is characterized in that: the pull-out piece is arranged at the lower framework of the tooling; a lower cylinder controlled by a manual valve is arranged below the sole plate; a piston rod of the lower cylinder is connected with the pull-out piece through nuts; the lower cylinder is provided with a speed regulator and a voltage regulator; the pull-out piece is provided with a speed sensor and a pressure sensor; and the assembling piece is arranged on the middle plate to be dead against the pull-out piece. The novel pneumatic pull-out force detection tooling, disclosed by the invention, has the advantages that: as a pneumatic system is used for driving the whole tooling to move for working, the tooling is convenient and fast in operation, energy-saving, environment-friendly as well as simple and reliable in a structure, and the whole detection tooling has high detection working efficiency. The whole tooling has low processing difficulty; and compared with other large-scale detection equipment, the detection tooling is low in manufacturing cost and can be produced and used in batches conveniently.
Description
Technical field
The invention belongs to the frock field of detecting, particularly a kind of novel pneumatic pulling-out force that detects outside framework oil seal and valve oil seal detects frock.
Background technology
Outside framework oil seal is typical case's representative of oil sealing, and the oil sealing of generally saying promptly refers to outside framework oil seal.The effect of oil sealing generally is exactly with needing the lubricated parts and the parts of exerting oneself to isolate in the drive disk assembly, is unlikely to let oil seepage; Skeleton just as the reinforcing bar of concrete component the inside, plays the effect of reinforcement, and makes oil sealing can keep shape and tension force.Outside framework oil seal is used for crankshaft for gasoline engine, diesel motor bent axle, wheel box, differential mechanism, vibroshock, engine, positions such as vehicle bridge.
Valve oil seal is generally formed by outer skeleton and the common sulfuration of fluororubber, and footpath oral area dress self-tightening spring or steel wire are used for the sealing of engine valve guide rod, are a kind of of oil sealing.
The outside framework oil seal external diameter is big than assembling shell, and when being fitted into housing, outside framework oil seal cylindrical and housing internal diameter are interference fit; The valve oil seal internal diameter is little than conduit, when being assemblied in the conduit top, and valve oil seal internal diameter and conduit cylindrical interference fit.
Outside framework oil seal and valve oil seal, owing to need be assembled on housing or the conduit, the assembling magnitude of interference and the pulling-out force of product and housing, conduit are proportional.It is convenient that outside framework oil seal and valve oil seal should guarantee to install, and guarantees dependable performance in the use again.
If the magnitude of interference causes pulling-out force excessive more greatly; Though can make outside framework oil seal and valve oil seal in use be not easy to become flexible; But because pulling-out force and pressure assembling force are proportional; Excessive pulling-out force will cause pressure assembling force excessive equally; Then can make when installing and can't be press-fit into place, influence engine shop's assembling outside framework oil seal and valve oil seal, and owing to excessive magnitude of interference assembled portion rubber in installation process will be caused leakage of oil, assemble hidden danger such as loosening by housing or conduit destruction.
If the less pulling-out force that causes of the magnitude of interference is too small, then can make outside framework oil seal and valve oil seal in use loosening easily, cause hidden danger such as leakage of oil and even whole comes off.
To outside framework oil seal and valve oil seal; All can cause outside framework oil seal and valve oil seal pulling-out force to change from product mold design, Mould Machining manufacturing, elastomeric material, metallic framework or the like factor, thereby cause the inefficacy in defective initiation installation of product or the use.Therefore; Outside framework oil seal and valve oil seal the design and production run in; Whether must pay close attention to, detect its pulling-out force size at any time suitable; So in the manufacturing process of outside framework oil seal and valve oil seal, whether the detection that all need carry out pulling-out force to each batch products meets the demands to monitor its assembling and usability thereof.
The detection mode of existing outside framework oil seal, valve oil seal is to make with the corresponding housing frock of product, conduit frock to be connected with pressure test machine in the laboratory; Use the pressure test machine to detect; When this method detects; Need manual steps many, testing process is complicated, detection efficiency is low, can only be satisfied with the detection of carrying out few products scientific experiment character in the laboratory.Existing detection mode falls behind, and does not have special complete checkout equipment frock system, can't satisfy the demand that the production scene is checked typical products in mass production continuously.
Therefore; In order to make constant product quality; Dependable performance in the process is installed and used in assurance; Need a kind of manufacturing processing of development simple economy, can make in a large number and be used in the production scene and check typical products in mass production continuously, and easy and simple to handle, dependable performance, the special-purpose outside framework oil seal of high-level efficiency with certain versatility and the detection frock of valve oil seal pulling-out force; The large-tonnage product that satisfies outside framework oil seal and valve oil seal manufacturer detects demand, to avoid because of the assembling of the unreasonable initiation of pulling-out force and the defective hidden danger in the use.
Summary of the invention
The objective of the invention is to: to the problems referred to above, provide a kind of novel pneumatic pressure assembling force to detect frock, simple operation, energy-conserving and environment-protective, simple and reliable for structure, testing efficient is high.A whole set of frock difficulty of processing is low, and it is cheap to compare other large-scale checkout equipments, is convenient to make in batches and use.
The object of the invention realizes through following technical proposals:
A kind of novel pneumatic pulling-out force detects frock; Comprise panel, middle plate, base plate, pull part and assembly parts; Wherein panel and middle plate are supported by some upward support columns and constitute the frock upper frame, and middle plate and base plate are supported by some support columns down and constitute the frock underframe, and it is characterized in that: the said part that pulls is arranged on the frock underframe; Base plate has the lower cylinder by hand valve control, the lower cylinder piston rod through nut with pull part and be connected; Said lower cylinder is provided with speed regulator and pressure regulator, pulls part and is provided with speed pickup and pressure transducer; During said assembly parts are arranged on the plate, with pull part over against.
As optimal way; The said part that pulls comprises push pedal, straight guide pin bushing, straight guide pillar and push pedal seat; Wherein push pedal is socketed on the assembly parts; In the hole of plate, straight guide pillar lower end was connected with the push pedal seat through bolt during straight guide pillar was actively socketed on through straight guide pin bushing, and the push pedal seat is connected with the lower cylinder piston boit through nut.
As optimal way, said assembly parts comprise catheter block and conduit mold insert, and wherein the conduit mold insert is socketed in the catheter block; Push pedal is positioned at the catheter block top; With the socket of conduit mold insert, catheter block is connected with middle plate through bolt, and catheter block is provided with the coaxial correspondence in hole of Kong Yuzhong plate.
As optimal way; The said part that pulls comprises pushing block, straight guide pin bushing, straight guide pillar and push pedal seat; Wherein pushing block is placed on the plate below being arranged in assembly parts, and in the hole of plate, the hole of middle plate was arranged in the placed side of pushing block during straight guide pillar was actively socketed on through straight guide pin bushing; Said straight guide pillar lower end is connected with the push pedal seat through bolt, and the push pedal seat is connected with the lower cylinder piston boit through nut.
As optimal way, said assembly parts press-fit shell block and are positioned at the pushing block top for press-fiting shell block, and be inserted in the pilot hole that press-fits shell block the pushing block upper part, press-fits shell block and be connected with middle plate through bolt.
As optimal way, said frock upper frame is provided with and press-fits part, and panel is provided with the upper cylinder by hand valve control; Said upper cylinder is provided with speed regulator and pressure regulator, press-fits part and is provided with speed pickup and pressure transducer; Saidly press-fit part and comprise and press-fit seat, press-fit mold insert, guidepost mold insert and register pin that wherein the guidepost mold insert is socketed in and press-fits in the mold insert, press-fit mold insert through register pin with press-fit seat and be connected, press-fit and to pass through nut and be connected with the upper cylinder piston boit.
As optimal way, said conduit mold insert is provided with pilot hole, with guidepost mold insert coaxial cooperation.
As optimal way, said frock upper frame is provided with and press-fits part, and panel is provided with the upper cylinder by hand valve control; Said upper cylinder is provided with speed regulator and pressure regulator, press-fits part and is provided with speed pickup and pressure transducer; Said to press-fit part be press-fit block, and press-fit block is connected with the upper cylinder piston boit through nut.
As optimal way, said press-fit block center is provided with guidepost, and pushing block is provided with pilot hole, with the guidepost coaxial cooperation of press-fit block.
As optimal way, cylinder is provided with transfer valve under the said lower cylinder.
The course of work of the present invention is:
1, sets the pressure assembling force maximal value, press-fits speed, pulling-out force minimum value, pulls speed according to company standard;
2, according to product to be measured, selected press-fit part, assembly parts accordingly and pull part be installed on the frock;
3, frock is communicated with pressurized air, the debugging tooling device guarantees that the upper and lower air cylinders motion is smooth and easy.Through pressure transducer and speed pickup calibration; Adjustment pressure regulator and speed regulator; Make the frock pressure assembling force, press-fit speed, pulling-out force, the speed of pulling reach the company standard value, and through pressure regulator and speed regulator substandard product by force the pulling-out force value maximum pulling-out force that is set to far to exceed product use for switching;
4, product to be measured is mounted to press-fits on the part, pull the upper cylinder hand valve and make and press-fit part and begin to press-fit action: if product and assembly parts are press-fit into place, then to be judged to be pressure assembling force qualified for this product; If product and assembly parts can not be press-fit into place, judge that then this product pressure assembling force is defective, stop subsequent detection, change product and restart to detect.
5, after product is press-fit into place, pulls the upper cylinder hand valve and will press-fit part and reset.The lower cylinder operational forces is switched to detection power through transfer valve; Pull the lower cylinder hand valve then; Make lower cylinder through pulling part product trended towards assembly parts: if product successfully pulls out assembly parts, judge that then pulling-out force was also qualified when the product pressure assembling force was qualified, this product is through detecting; If this product can't pull out assembly parts, judge that then this product pressure assembling force is qualified, pulling-out force is defective.When the product pulling-out force is defective; The substandard product that the detection power of lower cylinder is switched to preset through transfer valve is pulling-out force by force; After making substandard product pull out assembly parts by force, switch back detection power so that carry out the testing of next product through transfer valve again.
Beneficial effect of the present invention:
Use pneumatic system to drive a whole set of frock and carry out working motion, simple operation, energy-conserving and environment-protective, simple and reliable for structure, a whole set of frock testing efficient height that detects.A whole set of frock difficulty of processing is low, and it is cheap to compare other large-scale checkout equipments, is convenient to make in batches and use.
This frock has versatility widely. and general common frock, a kind of frock can only can only be directed to the detection of outside framework oil seal product to one type product such as the outside framework oil seal frock.And this detection frock; Can reach and detect frock and switch fast through changing corresponding part; To carry out the pressure assembling force detection, more can be adapted to the outside framework oil seal and the valve oil seal of different size through the kit of changing different size to outside framework oil seal and valve oil seal.The extensive versatility that this frock has has reduced the fund input of making different tooling devices to different product; And to detect outside framework oil seal identical with working mechanism with the valve oil seal operating process because of this frock; Testing staff's operation easier is reduced, reduced training and use cost.
The part that pulls of this frock adopts straight guide pillar promotion pushing block or push pedal further product to be ejected the design that press-fits shell block or conduit mold insert accordingly again; This secondary transmits the pulling-out force design can make this frock under the prerequisite of not changing straight guide pillar position, and the pulling-out force of the various outer diameter size that just can adapt to and the outside framework oil seal of height dimension, valve oil seal detects.
Pulling-out force detects, and pulls push pedal seat connection lower cylinder in the part, and the push pedal seat connects straight guide pillar, and straight guide pillar is through the straight guide pin bushing on the plate in being fixed on, and through the correction of straight guide pin bushing, straight guide pillar will vertically promote pushing block or push pedal, and product is vertically ejected assembly parts.This working method, the correction through straight guide pillar, straight guide pin bushing receives force direction to have higher verticality when product is deviate from, guaranteed the reliability that pulling-out force detects.
Through pneumatic system be implemented in preset compressed air pressure and pressurized air speed with pressure regulator and speed regulator before detecting after; The pulling-out force of meeting substandard product in the use exceeds detection power sensing range; When detection power can't normally pull substandard product; Need not to go again to adjust compressed air pressure and pressurized air speed and pull substandard product to change detection power; The substandard product that only needs lower cylinder detection power to be switched to preset through transfer valve is pulling-out force by force, substandard product is pulled by force after, switch back detection power so that carry out the testing of next product through transfer valve again.Promptly avoid the poor efficiency of artificial taking-up substandard product, avoided frequent adjustment pressure regulator need recalibrate the numerous and diverse of detection power again, made whole detecting operation flow process convenient, continuous, efficient, be applicable to the testing of typical products in mass production.
Also be provided with on the frock and press-fit part, make whole frock have a cover system of one's own, more traditional frock needs carry out respectively separately that pressure assembling force detects, pulling-out force detects; Cause traditional detection means efficient low, trivial operations, this frock can be accomplished pressure assembling force detection-pulling-out force continuously and detect (substandard product ejects by force); Labour intensity is low; Easy and simple to handle, detection efficiency is high, so this frock has stronger practical value.
Pressure assembling force detects; Guide pillar through press-fiting part is higher than product plane, and preferentially the pilot hole with the assembly parts part contacts, and makes when press-fiting outside framework oil seal and valve oil seal; Be able to guarantee that product and assembly parts have higher right alignment, guaranteed the reliability that pressure assembling force detects.
Description of drawings
Fig. 1 is the structural representation of valve oil seal;
Fig. 2 is the structural representation of outside framework oil seal;
Fig. 3 is the structural representation of the embodiment of the invention 1;
Fig. 4 is the partial enlarged drawing of A among Fig. 3;
Fig. 5 is the partial enlarged drawing of B among Fig. 3;
Fig. 6 be the embodiment of the invention 1 press-fit the action synoptic diagram;
Fig. 7 is the partial enlarged drawing of C among Fig. 6;
Fig. 8 be the embodiment of the invention 1 pull the action synoptic diagram;
Fig. 9 is the partial enlarged drawing of D among Fig. 8;
Figure 10 is the structural representation of the embodiment of the invention 2;
Figure 11 is the partial enlarged drawing of E among Figure 10;
Figure 12 is the partial enlarged drawing of F among Figure 10;
Figure 13 be the embodiment of the invention 2 press-fit the action synoptic diagram;
Figure 14 is the partial enlarged drawing of G among Figure 13;
Figure 15 be the embodiment of the invention 2 pull the action synoptic diagram;
Figure 16 is the partial enlarged drawing of H among Figure 15;
Figure 17 is the fundamental diagram of upper cylinder of the present invention;
Figure 18 is the fundamental diagram of lower cylinder of the present invention.
Mark among the figure, 1 for upper cylinder, 2 for panel, 3 for nut, 4 for press-fit seat, 5 for press-fit mold insert, 6 for the guidepost mold insert, 7 for valve oil seal, 8 for last support column, 9 for the conduit mold insert, 10 for push pedal, 11 for catheter block, 12 for straight guide pin bushing, 13 for straight guide pillar, 14 for middle plate, 15 for the push pedal seat, 16 for following support column, 17 for base plate, 18 for lower cylinder, 19 for register pin, 20 for pushing block, 21 press-fit shell block, 22 for press-fit block, 23 be that outside framework oil seal, 24 is a pilot hole.
Embodiment
Following non-limiting examples is used to explain the present invention.
Embodiment 1:
Like Fig. 3, Fig. 4 and shown in Figure 5; A kind of novel pneumatic pulling-out force detects frock, comprises panel 2, middle plate 14, base plate 17, pulls part and assembly parts, and wherein panel 2 is supported by some upward support columns 8 with middle plate 14 and constitutes the frock upper frame; Middle plate 14 is supported by some support columns down 16 with base plate 17 and constitutes the frock underframe; It is characterized in that: the said part that pulls is arranged on the frock underframe, and base plate 17 has the lower cylinder 18 by hand valve control, the lower cylinder piston rod through nut 3 with pull part and be connected; Said lower cylinder 18 is provided with speed regulator and pressure regulator, pulls part and is provided with speed pickup and pressure transducer; During said assembly parts are arranged on the plate 14, with pull part over against.
When product to be measured is valve oil seal 7; The said part that pulls comprises push pedal 10, straight guide pin bushing 12, straight guide pillar 13 and push pedal seat 15; Wherein push pedal 10 is socketed on the assembly parts; In the hole of plate 14, straight guide pillar 13 lower ends were connected with push pedal seat 15 through bolt during straight guide pillar 13 was actively socketed on through straight guide pin bushing 12, and push pedal seat 15 is connected with the lower cylinder piston boit through nut 3; Said assembly parts comprise catheter block 11 and conduit mold insert 9; Wherein conduit mold insert 9 is socketed in the catheter block 11, and push pedal 10 is positioned at catheter block 11 tops, with 9 sockets of conduit mold insert; Catheter block 11 is connected with middle plate 14 through bolt, and catheter block 11 is provided with the coaxial correspondence in hole of Kong Yuzhong plate 14.Through changing the catheter block 11 and conduit mold insert 9 is connected with middle plate, and change the push pedal 10 that is positioned at catheter block 11 tops, reach and detect frock and switch the pulling-out force detection that is directed against dissimilar valve oil seals fast.
Said frock upper frame is provided with and press-fits part, and panel 2 is provided with the upper cylinder 1 by hand valve control; Said upper cylinder 1 is provided with speed regulator and pressure regulator, press-fits part and is provided with speed pickup and pressure transducer; Saidly press-fit part and comprise and press-fit seat 4, press-fit mold insert 5, guidepost mold insert 6 and register pin 19; Wherein guidepost mold insert 6 is socketed in and press-fits in the mold insert 5; Press-fit mold insert 5 through register pin 19 with press-fit seat and 4 be connected, press-fit seat 4 and pass through nut 3 and be connected with the upper cylinder piston boit; Said conduit mold insert 9 is provided with pilot hole 24, with guidepost mold insert 6 coaxial cooperation.
Consider that valve oil seal 7 basic profiles are consistent; Just the more form factor that causes of kind changes greatly; Therefore adopt the mode of register pin 19 location, with guidepost mold insert 6 be socketed in press-fit in the mold insert 5 after together with press-fit seat 4 and be connected, do not taking off press-fiting under 4 the prerequisite of being connected with the upper cylinder piston boit; Just can conveniently change through plug register pin 19 and to press-fit mold insert 5 and guidepost mold insert 6, detect the corresponding mold insert of dissimilar valve oil seals to reach conveniently to change.
18 times cylinders of said lower cylinder are provided with transfer valve; The substandard product that lower cylinder 18 detection power are switched to preset through transfer valve is pulling-out force by force; After substandard product is pulled by force, switch back detection power so that carry out the testing of next product through transfer valve again.
According to company standard set valve oil seal 7 to be measured the pressure assembling force maximal value, press-fit speed, pulling-out force minimum value, pull speed; Selected valve oil seal 7 to be measured press-fits part, assembly parts accordingly and pulls part and is installed on the frock, comprises press-fiting mold insert 5, guidepost mold insert 6, catheter block 11, conduit mold insert 9 and push pedal 10; Frock is communicated with pressurized air; The debugging tooling device; Guarantee that the upper and lower air cylinders motion is smooth and easy, through pressure transducer and speed pickup calibration, adjustment pressure regulator and speed regulator; Make the frock pressure assembling force, press-fit speed, pulling-out force, the speed of pulling reach the company standard value, and through pressure regulator and speed regulator substandard product by force the pulling-out force value maximum pulling-out force that is set to far to exceed product use for switching;
Like Fig. 6, shown in Figure 7; Valve oil seal 7 to be measured is inserted in guidepost mold insert 6 to be mounted to and to press-fit on the mold insert 5; Pulling the upper cylinder hand valve makes and press-fit that part is descending to begin to press-fit action: if valve oil seal 7 is press-fit into place with conduit mold insert 9, then to be judged to be pressure assembling force qualified for this valve oil seal 7; If valve oil seal 7 can not be press-fit into place with conduit mold insert 9, judge that then these valve oil seal 7 pressure assembling forces are defective, stop subsequent detection, change valve oil seal 7 and restart to detect.After valve oil seal 7 is press-fit into place, pulls the upper cylinder hand valve and will press-fit part and reset.
Like Fig. 8, shown in Figure 9; The lower cylinder operational forces is switched to detection power through transfer valve, pull the lower cylinder hand valve then and drive that to pull part up, push pedal seat 15 orders about straight guide pillar 13 and moves up; Straight guide pillar 13 upwards promotes push pedal 10; Push pedal 10 trends towards conduit mold insert 9 with valve oil seal 7: if valve oil seal 7 successfully pulls out conduit mold insert 9, judge that then pulling-out force was also qualified when valve oil seal 7 pressure assembling forces were qualified, this valve oil seal 7 is through detecting; If this valve oil seal 7 can't pull out conduit mold insert 9, judge that then these valve oil seal 7 pressure assembling forces are qualified, pulling-out force is defective.When valve oil seal 7 pulling-out forces are defective; The substandard product that the detection power of lower cylinder is switched to preset through transfer valve is pulling-out force by force; After making underproof valve oil seal 7 pull out conduit mold insert 9 by force, switch back detection power so that carry out the testing of next valve oil seal 7 through transfer valve again.
Embodiment 2:
When product to be measured is outside framework oil seal 23; The said part that pulls comprises pushing block 20, straight guide pin bushing 12, straight guide pillar 13 and push pedal seat 15; Wherein pushing block 20 is placed on the plate 14 below being arranged in assembly parts, and in the hole of plate 14, the hole of middle plate 14 was arranged in the placed side of pushing block 20 during straight guide pillar 13 was actively socketed on through straight guide pin bushing 12; Said straight guide pillar 13 lower ends are connected with push pedal seat 15 through bolt, and push pedal seat 15 is connected with the lower cylinder piston boit through nut 3; Said assembly parts press-fit shell block 21 and are positioned at pushing block 20 tops for press-fiting shell block 21, and be inserted in the pilot hole that press-fits shell block 21 pushing block 20 upper parts, press-fit shell block 21 and are connected with middle plate 14 through bolt.Be positioned at the pushing block 20 that press-fits shell block 21 belows on the plate 14 in being positioned over through replacing, and replacing is connected with middle plate press-fit shell block 21, reach and detect frock and switch the pulling-out force detection that is directed against dissimilar outside framework oil seals fast.
Said frock upper frame is provided with and press-fits part, and panel 2 is provided with the upper cylinder 1 by hand valve control; Said upper cylinder 1 is provided with speed regulator and pressure regulator, press-fits part and is provided with speed pickup and pressure transducer; Said to press-fit part be press-fit block 22, and press-fit block 22 is connected with the upper cylinder piston boit through nut 3; Said press-fit block 22 centers are provided with guidepost, and pushing block 20 is provided with pilot hole 24, with the guidepost coaxial cooperation of press-fit block 22.Through changing press-fit block 22, reach the quick pressure assembling force that switches to dissimilar outside framework oil seals of detection frock and detect.
According to company standard set outside framework oil seal 23 to be measured the pressure assembling force maximal value, press-fit speed, pulling-out force minimum value, pull speed; Selected outside framework oil seal 23 to be measured press-fits part, assembly parts accordingly and pulls part and is installed on the frock, comprises press-fit block 22, press-fits shell block 21 and pushing block 20; Frock is communicated with pressurized air; The debugging tooling device; Guarantee that the upper and lower air cylinders motion is smooth and easy, through pressure transducer and speed pickup calibration, adjustment pressure regulator and speed regulator; Make the frock pressure assembling force, press-fit speed, pulling-out force, the speed of pulling reach the company standard value, and through pressure regulator and speed regulator substandard product by force the pulling-out force value maximum pulling-out force that is set to far to exceed product use for switching;
Like Figure 13, shown in Figure 14, outside framework oil seal 23 to be measured is mounted on the press-fit block 22, pull the upper cylinder hand valve and make and press-fit that part is descending to begin to press-fit action: if outside framework oil seal 23 with press-fit shell block 21 and be press-fit into place, then to be judged to be pressure assembling force qualified for this outside framework oil seal 23; If outside framework oil seal 23 with press-fit shell block 21 and can not be press-fit into place, judge that then these outside framework oil seal 23 pressure assembling forces are defective, stop subsequent detection, change outside framework oil seal 23 and restart to detect.After outside framework oil seal 23 is press-fit into place, pulls the upper cylinder hand valve and will press-fit part and reset.
Like Figure 15, shown in Figure 16; The lower cylinder operational forces is switched to detection power through transfer valve; Pull the lower cylinder hand valve then and drive that to pull part up; Push pedal seat 15 orders about straight guide pillar 13 and moves up, and straight guide pillar 13 upwards promotes pushing block 20, and pushing block 20 trends towards outside framework oil seal 23 from the pilot hole that press-fits shell block 21, to deviate from: if outside framework oil seal 23 successfully pulls out the pilot hole that press-fits shell block 21; Judge that then pulling-out force was also qualified when outside framework oil seal 23 pressure assembling forces were qualified, this outside framework oil seal 23 is through detecting; If this outside framework oil seal 23 can't pull out the pilot hole that press-fits shell block 21, judge that then these outside framework oil seal 23 pressure assembling forces are qualified, pulling-out force is defective.When outside framework oil seal 23 pulling-out forces are defective; The substandard product that the detection power of lower cylinder is switched to preset through transfer valve is pulling-out force by force; After underproof outside framework oil seal 23 being pulled out by force press-fit shell block 21, switch back detection power so that carry out the testing of next outside framework oil seal 23 through transfer valve again.
All the other are identical with embodiment 1.
The above is merely preferred embodiment of the present invention, not in order to restriction the present invention, all any modifications of within spirit of the present invention and principle, being done, is equal to and replaces and improvement etc., all should be included within protection scope of the present invention.
Claims (10)
1. a novel pneumatic pulling-out force detects frock; Comprise panel (2), middle plate (14), base plate (17), pull part and assembly parts; Wherein panel (2) and middle plate (14) support formation frock upper frame by some support columns (8) of going up; Middle plate (14) and base plate (17) are supported by some support columns (16) down and constitute the frock underframes; It is characterized in that: the said part that pulls is arranged on the frock underframe, and base plate (17) has the lower cylinder (18) by hand valve control, the lower cylinder piston rod through nut (3) with pull part and be connected; Said lower cylinder (18) is provided with speed regulator and pressure regulator, pulls part and is provided with speed pickup and pressure transducer; Said assembly parts are arranged on the middle plate (14), with pull part over against.
2. novel pneumatic pulling-out force as claimed in claim 1 detects frock; It is characterized in that: the said part that pulls comprises push pedal (10), straight guide pin bushing (12), straight guide pillar (13) and push pedal seat (15); Wherein push pedal (10) is socketed on the assembly parts; Straight guide pillar (13) is actively socketed in the hole of middle plate (14) through straight guide pin bushing (12), and straight guide pillar (13) lower end is connected with push pedal seat (15) through bolt, and push pedal seat (15) is connected with the lower cylinder piston boit through nut (3).
3. novel pneumatic pulling-out force as claimed in claim 2 detects frock; It is characterized in that: said assembly parts comprise catheter block (11) and conduit mold insert (9); Wherein conduit mold insert (9) is socketed in the catheter block (11), and push pedal (10) is positioned at catheter block (11) top, with conduit mold insert (9) socket; Catheter block (11) is connected with middle plate (14) through bolt, and catheter block (11) is provided with the coaxial correspondence in hole of Kong Yuzhong plate (14).
4. novel pneumatic pulling-out force as claimed in claim 1 detects frock; It is characterized in that: the said part that pulls comprises pushing block (20), straight guide pin bushing (12), straight guide pillar (13) and push pedal seat (15); Wherein pushing block (20) is placed on the plate (14) below being arranged in assembly parts; Straight guide pillar (13) is actively socketed in the hole of middle plate (14) through straight guide pin bushing (12); The hole of middle plate (14) is arranged in the placed side of pushing block (20), and said straight guide pillar (13) lower end is connected with push pedal seat (15) through bolt, and push pedal seat (15) is connected with the lower cylinder piston boit through nut (3).
5. novel pneumatic pulling-out force as claimed in claim 4 detects frock; It is characterized in that: said assembly parts are for press-fiting shell block (21); Press-fit shell block (21) and be positioned at pushing block (20) top; Be inserted in the pilot hole that press-fits shell block (21) pushing block (20) upper part, press-fits shell block (21) and be connected with middle plate (14) through bolt.
6. novel pneumatic pulling-out force as claimed in claim 3 detects frock, and it is characterized in that: said frock upper frame is provided with and press-fits part, and panel (2) is provided with the upper cylinder (1) by hand valve control; Said upper cylinder (1) is provided with speed regulator and pressure regulator, press-fits part and is provided with speed pickup and pressure transducer; Saidly press-fit part and comprise and press-fit seat (4), press-fit mold insert (5), guidepost mold insert (6) and register pin (19); Wherein guidepost mold insert (6) is socketed in and press-fits in the mold insert (5); Press-fit mold insert (5) and be connected with press-fiting (4), press-fit seat (4) and be connected with the upper cylinder piston boit through nut (3) through register pin (19).
7. novel pneumatic pulling-out force as claimed in claim 6 detects frock, and it is characterized in that: said conduit mold insert (9) is provided with pilot hole (24), with guidepost mold insert (6) coaxial cooperation.
8. novel pneumatic pulling-out force as claimed in claim 5 detects frock, and it is characterized in that: said frock upper frame is provided with and press-fits part, and panel (2) is provided with the upper cylinder (1) by hand valve control; Said upper cylinder (1) is provided with speed regulator and pressure regulator, press-fits part and is provided with speed pickup and pressure transducer; Said to press-fit part be press-fit block (22), and press-fit block (22) is connected with the upper cylinder piston boit through nut (3).
9. novel pneumatic pulling-out force as claimed in claim 8 detects frock, and it is characterized in that: said press-fit block (22) center is provided with guidepost, and pushing block (20) is provided with pilot hole (24), with the guidepost coaxial cooperation of press-fit block (22).
10. detect frock like each described novel pneumatic pulling-out force of claim 1 to 9, it is characterized in that: said lower cylinder (18) cylinder down is provided with transfer valve.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201110389052.9A CN102507066B (en) | 2011-11-30 | 2011-11-30 | Novel pneumatic pull-out force detection tooling |
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Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102445294A (en) * | 2011-12-01 | 2012-05-09 | 成都盛帮密封件股份有限公司 | Novel pneumatic press-mounting detection tool |
| CN104019980A (en) * | 2014-06-18 | 2014-09-03 | 苏州博众精工科技有限公司 | Automatic pulling-out force detection mechanism |
| CN105547680A (en) * | 2016-01-08 | 2016-05-04 | 托肯恒山科技（广州）有限公司 | Natural gas filling machine break valve under-pressure test device |
| CN108896229A (en) * | 2018-08-09 | 2018-11-27 | 重庆师范大学 | De- elastic force automatic testing equipment and its control method |
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| CN201532271U (en) * | 2009-09-21 | 2010-07-21 | 哈尔滨东安实业发展有限公司 | Oil seal pull-out force device |
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| CN202403849U (en) * | 2011-11-30 | 2012-08-29 | 成都盛帮密封件股份有限公司 | Novel pneumatic detection fixture for pulling-out force |
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| US4753115A (en) * | 1986-11-24 | 1988-06-28 | F.C. Brown Company | Pullout force measuring apparatus |
| DE102005047728B3 (en) * | 2005-09-29 | 2007-03-01 | LVQ-WP Prüflabor GmbH | Tensile testing apparatus for large-diameter bolts, has upper bell-shaped body rotatably arranged on head-plate of lifting device, for placing or removing bolt |
| CN201532271U (en) * | 2009-09-21 | 2010-07-21 | 哈尔滨东安实业发展有限公司 | Oil seal pull-out force device |
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Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN102445294A (en) * | 2011-12-01 | 2012-05-09 | 成都盛帮密封件股份有限公司 | Novel pneumatic press-mounting detection tool |
| CN104019980A (en) * | 2014-06-18 | 2014-09-03 | 苏州博众精工科技有限公司 | Automatic pulling-out force detection mechanism |
| CN104019980B (en) * | 2014-06-18 | 2016-08-17 | 苏州博众精工科技有限公司 | A kind of pulling-out force automatic detection mechanism |
| CN105547680A (en) * | 2016-01-08 | 2016-05-04 | 托肯恒山科技（广州）有限公司 | Natural gas filling machine break valve under-pressure test device |
| CN108896229A (en) * | 2018-08-09 | 2018-11-27 | 重庆师范大学 | De- elastic force automatic testing equipment and its control method |
| CN108896229B (en) * | 2018-08-09 | 2023-06-13 | 重庆师范大学 | Automatic test device for elasticity removal and control method thereof |
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