CN115923164A - A join in marriage to press that precision is high for production of auto plastic spare and accessory part - Google Patents
A join in marriage to press that precision is high for production of auto plastic spare and accessory part Download PDFInfo
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- CN115923164A CN115923164A CN202310022683.XA CN202310022683A CN115923164A CN 115923164 A CN115923164 A CN 115923164A CN 202310022683 A CN202310022683 A CN 202310022683A CN 115923164 A CN115923164 A CN 115923164A
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02W—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO WASTEWATER TREATMENT OR WASTE MANAGEMENT
- Y02W30/00—Technologies for solid waste management
- Y02W30/50—Reuse, recycling or recovery technologies
- Y02W30/62—Plastics recycling; Rubber recycling
Abstract
The invention relates to the technical field of press fitting of automobile plastic parts, in particular to press fitting equipment with high press fitting precision for production of the automobile plastic parts, which comprises an engine body, wherein an air pump is fixedly connected to the inner wall of the engine body, a hydraulic rod is fixedly connected to the inner wall of the top of the engine body, a press fitting support tube is fixedly connected to the other end of the hydraulic rod, and a press fitting block is hermetically and slidably connected to the inner wall of the press fitting support tube.
Description
Technical Field
The invention relates to the technical field of press fitting of automobile plastic parts, in particular to press fitting equipment with high press fitting precision for production of automobile plastic parts.
Background
The principle of the press-fit of the plastic parts of the automobile is that the plastic joint part and the cylindrical plastic part are elastically pressed and assembled, the joint force of the press-fit connection is from elastic deformation generated by mechanical interference of the parts and friction force generated by the elastic deformation, the press-fit connection can be used between the same type of plastics and between different types of plastics, the typical example is to press a plastic knob or a gear with a hole at the center onto a cylindrical shaft, the press-fit connection is simple, cheap and quick, no adhesive is needed, the environment is protected, no special structure is needed for the parts except for forming the matched shaft and hole, the cost change is small, and when the parts are recycled, no plastic impurities need to be removed.
However, in the prior art, when the plastic parts are pressed, the pressure of the parts during matching is difficult to control, the parts are damaged due to interference or excessive stress, and the parts are not tightly fixed or the parts are loose due to insufficient interference.
Therefore, it is urgently needed to invent a press-fit device with high press-fit precision for the production of plastic parts and components of automobiles to solve the above problems.
Disclosure of Invention
In order to solve the above problems, the present invention provides the following technical solutions: the press-fit equipment comprises a machine body, wherein an air pump is fixedly connected to the inner wall of the machine body, a hydraulic rod is fixedly connected to the inner wall of the top of the machine body, a press-fit supporting pipe is fixedly connected to the other end of the hydraulic rod, a press-fit block is connected to the inner wall of the press-fit supporting pipe in a sealing and sliding mode, the press-fit block is arranged in a hollow mode and communicated with the inside of the press-fit supporting pipe, an air outlet of the air pump is communicated with the inside of the press-fit block, a pressure relief pipe is fixedly connected to the top of the press-fit block and communicated with the inside of the press-fit block, a pressure relief sleeve is connected to the outer wall of the pressure relief sleeve in a sealing and rotating mode, a pressure relief hole communicated with the inside of the pressure relief sleeve is formed in the outer wall of the pressure relief sleeve and communicated with the outside, a pressure valve communicated with the inside of the top of the pressure relief sleeve is fixedly connected to the top of the press-fit block, a base pipe is fixedly connected to the inner wall of the bottom of the machine body, and a joint clamping and clamping mechanism for clamping and fixing plastic joint fittings is arranged at the bottom of the machine body.
Preferably, connect clamping mechanism including the guide board, the guide board with press the bottom fixed connection of joining in marriage the piece, the outer wall sliding connection of guide board has the joint clamping jaw, the inside that connects the clamping jaw sets up for cavity, just the inside that connects the clamping jaw pass through the pipeline with press the inside intercommunication of joining in marriage the piece, the first spring telescopic link that the outer wall fixedly connected with symmetry of connecting the clamping jaw set up, just the inside of first spring telescopic link with connect the inside intercommunication of clamping jaw, the other end fixedly connected with plastic joint splint of first spring telescopic link.
Preferably, the inside of guide board sets up for cavity, just the pressure valve with the inside of guide board passes through the pipe connection, the air guide hole rather than inside intercommunication is seted up to the bottom of guide board, the bottom inner wall fixedly connected with air duct of organism, the other end of air duct can insert in the air duct, just the air duct can insert the through-hole has been seted up to the one end outer lane wall in the air duct, the pipe wall of base pipe sets up for cavity, just the inside of air duct with the inside pipe connection that passes through of cavity of base pipe, the even fixedly connected with of inner lane wall of base pipe has the second spring telescopic link rather than the inside intercommunication of cavity, just the cylindrical plastic accessories splint of other end fixedly connected with of second spring telescopic link.
Preferably, the top of the base pipe is uniformly and fixedly connected with an air cleaning pipe communicated with the inside of the base pipe, and the air cleaning pipe is obliquely arranged.
Preferably, the inner ring wall of one end of the air cleaning pipe, which is far away from the base pipe, is hinged with symmetrically arranged torsion bars through torsion springs, and the outer ring wall of the torsion bars is fixedly connected with a wind shield.
Preferably, one end of the plastic joint clamping plate, which is far away from the first spring telescopic rod, is fixedly connected with a profile plate.
Preferably, the former plate is detachably arranged.
Preferably, the profile plate is made of rubber.
Preferably, the air duct is a telescopic arrangement, and the top inner wall of the air duct is fixedly connected with a pressure spring, and the other end of the pressure spring is fixedly connected with the bottom inner wall of the air duct.
Preferably, the top of the air duct is arc-shaped.
The invention has the technical effects and advantages that:
1. according to the invention, when the press-fit block presses the gas in the press-fit block after being blocked, a certain amount of reaction force is generated to press the plastic joint fitting, and the pressing force is constant, so that the press-fit between the plastic joint fitting and the cylindrical plastic fitting is completed, and the probability of the problem that the parts are damaged due to interference or excessive stress or loose parts due to insufficient fixation can be reduced when the plastic joint fitting and the cylindrical plastic fitting are pressed.
2. According to the invention, the second spring telescopic rod is extended, and the second spring telescopic rod is extended to drive the cylindrical plastic accessory clamping plate to move so as to clamp the cylindrical plastic accessory vertically placed in the base pipe, so that the stability of press-fitting the cylindrical plastic accessory and the plastic joint accessory is improved.
Additional features and advantages of the invention will be set forth in the description which follows, and in part will be obvious from the description, or may be learned by practice of the invention, the object and other advantages of the invention being realized and attained by the structure particularly pointed out in the specification and the drawings.
Drawings
In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described below, and it is obvious that the drawings in the following description are some embodiments of the present invention, and those skilled in the art can also obtain other drawings according to the drawings without creative efforts.
FIG. 1 is a perspective view of the present invention;
fig. 2 is a structural view of a press-fit block of the present invention;
fig. 3 is an internal structural view of a press-fit block in the present invention;
FIG. 4 is a partial enlarged view of FIG. 3 at A;
FIG. 5 is an internal structural view of a joint jaw of the present invention;
FIG. 6 is an internal structural view of a base pipe in the present invention;
FIG. 7 is a view of the internal structure of the airway tube of the present invention;
FIG. 8 is a top view of the draft tube of the present invention;
fig. 9 is an internal structural view of the guide plate in the present invention.
In the figure: 1. a body; 2. an air pump; 3. a hydraulic lever; 4. press-fitting a supporting tube; 5. press-fit blocks; 6. a pressure relief pipe; 7. a pressure relief sleeve; 8. a pressure relief vent; 9. a pressure valve; 10. a base tube; 11. a guide plate; 12. a connector jaw; 13. a first spring telescopic rod; 14. a plastic joint clamp plate; 15. an air vent; 16. a gas-guide tube; 17. a through hole; 18. a second spring telescopic rod; 19. a cylindrical plastic accessory clamp plate; 20. a wind cleaning pipe; 21. a torsion bar; 22. a wind deflector; 23. a profile plate; 24. a pressure spring.
Detailed Description
In order to make the objects, technical solutions and advantages of the embodiments of the present invention clearer, the technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are some, but not all, embodiments of the present invention. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
In the description of the present invention, it is to be understood that the terms "length", "width", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", and the like, indicate orientations or positional relationships based on the orientations or positional relationships illustrated in the drawings, and are used merely for convenience in describing the present invention and for simplicity in description, and do not indicate or imply that the devices or elements referred to must have a particular orientation, be constructed in a particular orientation, and be operated, and thus, are not to be construed as limiting the present invention. Further, in the description of the present invention, "a plurality" means two or more unless specifically defined otherwise.
As shown in fig. 1-6 and 9; the press-fit equipment comprises an engine body 1, wherein an air pump 2 is fixedly connected to the inner wall of the engine body 1, a hydraulic rod 3 is fixedly connected to the inner wall of the top of the engine body 1, a press-fit support tube 4 is fixedly connected to the other end of the hydraulic rod 3, a press-fit block 5 is connected to the inner wall of the press-fit support tube 4 in a sealing and sliding mode, the press-fit block 5 is arranged in a hollow mode and communicated with the inside of the press-fit support tube 4, an air outlet of the air pump 2 is communicated with the inside of the press-fit block 5, a pressure relief tube 6 is fixedly connected to the top of the press-fit block 5 and communicated with the inside of the press-fit block, a pressure relief sleeve 7 is rotatably connected to the outer wall of the pressure relief tube 6 in a sealing mode, a pressure relief hole 8 communicated with the inside of the pressure relief sleeve 7 is formed in the outer wall of the pressure relief tube 8 and communicated with the outside, a pressure valve 9 is fixedly connected to the top of the pressure relief sleeve 7 and communicated with the inside of the pressure relief tube 9, a base tube 10 is fixedly connected to the inner wall of the bottom of the engine body 1, and a clamping and clamping joint mechanism for clamping and clamping plastic joint fittings is arranged at the bottom of the press-fit block 5.
The joint clamping mechanism comprises a guide plate 11, the guide plate 11 is fixedly connected with the bottom of the press-fit block 5, the outer wall of the guide plate 11 is connected with a joint clamping jaw 12 in a sliding mode, the inside of the joint clamping jaw 12 is arranged in a hollow mode, the inside of the joint clamping jaw 12 is communicated with the inside of the press-fit block 5 through a pipeline, the outer wall of the joint clamping jaw 12 is fixedly connected with first spring telescopic rods 13 which are symmetrically arranged, the inside of the first spring telescopic rods 13 is communicated with the inside of the joint clamping jaw 12, and the other end of the first spring telescopic rods 13 is fixedly connected with a plastic joint clamping plate 14;
when the pressure-relief valve is used, a worker vertically places a cylindrical plastic fitting to be subjected to pressure-relief in a base pipe 10, holds the plastic fitting to be placed on a plastic joint clamping plate 14, then starts an air pump 2 to operate, and rotates a pressure-relief sleeve 7, so that the pressure-relief sleeve 7 is not overlapped with a pressure-relief hole 8 in a pressure-relief pipe 6, the air pump 2 operates to discharge air from an air outlet of the air pump into the pressure-relief block 5, the pressure-relief block 5 is communicated with the inside of the pressure-relief support pipe 4, so that the air entering the pressure-relief block 5 also enters the pressure-relief support pipe 4, as the air discharged into the pressure-relief block 5 by the air pump 2 is increased, the pressure inside the pressure-relief block 5 is gradually increased, so that the air entering the pressure-relief block 5 cannot be discharged from the pressure-relief hole 8, as the air entering the pressure-relief block 6 is increased, the air in the pressure-relief pipe 5 is gradually increased, and the pressure of the air in the pressure-relief block 5 is gradually increased, so that the pressure of the pressure-relief valve 5 is controlled by the pressure-relief valve, and the pressure of the air discharged from the pressure-relief block 5 is gradually increased;
the gas entering the press-fit block 5 enters the joint clamping jaw 12 through a pipeline, the gas entering the joint clamping jaw 12 enters the first spring telescopic rod 13 communicated with the inside of the joint clamping jaw, and the gas entering the first spring telescopic rod 13 pushes the first spring telescopic rod 13 along with the increase of the gas entering the first spring telescopic rod 13, so that the first spring telescopic rod 13 extends, the first spring telescopic rod 13 extends to push the plastic joint clamping plate 14 to move, the plastic joint clamping plate 14 moves to clamp the plastic joint accessories held by the worker, and the worker can release his/her hand;
then the worker starts the extension of the hydraulic rod 3, the hydraulic rod 3 is extended to push the press-fit support tube 4 to move downwards, the press-fit support tube 4 moves downwards to drive the press-fit block 5 to move downwards, the press-fit block 5 moves downwards to drive the guide plate 11 to move downwards, the guide plate 11 moves downwards to drive the joint clamping jaw 12 to move downwards, the joint clamping jaw 12 moves downwards to drive the plastic joint accessory to move downwards through the plastic joint clamping plate 14, along with the downward movement of the plastic joint accessory, the bottom of the plastic joint accessory can be contacted with the top of the cylindrical plastic accessory, at the moment, the plastic joint accessory is blocked by the cylindrical joint accessory and cannot move downwards, and at the moment, the guide plate 11 still moves downwards, at this time, the connector clamping jaw 12 slides on the outer wall of the guide plate 11, then the bottom of the press-fit block 5 contacts the top of the plastic connector fitting, the top of the plastic fitting blocks the press-fit block 5, after being blocked, can press the gas inside the press-fit block and move towards the inside of the press-fit support tube 4, and the pressure inside the press-fit block 5 is kept at a certain value, so that when the press-fit block 5 presses the gas inside the press-fit block after being blocked, a certain amount of reaction force is generated to press the plastic connector fitting, and the pressing force is a certain value, so that the press-fit between the plastic connector fitting and the cylindrical plastic fitting is completed;
and after plastics joint accessories and cylindrical accessory pressure were joined in marriage the completion, the staff only need rotate pressure release cover 7, make pressure release cover 7 and the 8 coincidence in pressure release hole on the pressure release pipe 6, make the inside gas of pressure distribution piece 5 discharge from pressure release hole 8, make the inside pressure of pressure distribution piece 5 recover, make this plastics connect splint 14 no longer to carry out the clamping to plastics joint accessories, the staff starts hydraulic stem 3 once more afterwards and shortens, can make the plastics accessory after the pressure distribution completion stay in base pipe 10, take out it afterwards can.
As shown in fig. 1, 2 and 9; the inside of guide board 11 sets up for cavity, just pressure valve 9 with the inside of guide board 11 is passed through the pipe connection, air guide hole 15 rather than inside intercommunication is seted up to the bottom of guide board 11, the bottom inner wall fixedly connected with air duct 16 of organism 1, the other end of air duct 16 can insert in the air guide hole 15, just air duct 16 can insert through-hole 17 has been seted up to the one end outer lane wall in the air guide hole 15, the pipe wall of base pipe 10 sets up for cavity, just the inside of air duct 16 with the inside pipe connection that passes through of cavity of base pipe 10, the even fixedly connected with of inner circle wall of base pipe 10 is rather than the second spring telescopic link 18 of the inside intercommunication of cavity, just the cylindrical plastic accessories splint 19 of other end fixedly connected with of second spring telescopic link 18
When in use, in order to increase the stability of the cylindrical plastic fitting and the plastic joint fitting by press fit, the interior of the guide plate 11 is hollow, and the interior of the guide plate 11 is communicated with the pressure valve 9 through a pipeline, so that the gas discharged from the pressure valve 9 can enter the interior of the guide plate 11, the bottom of the guide plate 11 is provided with the gas guide hole 15, the gas entering the interior of the guide plate 11 can be discharged from the gas guide hole 15, but along with the downward movement of the guide plate 11, the top end of the gas guide tube 16 fixedly connected with the inner wall of the machine body 1 can be inserted into the gas guide hole 15, and after the gas guide tube 16 is inserted into the interior of the gas guide hole 15, the through hole 17 arranged on the gas guide tube 16 can be communicated with the interior of the guide plate 11, so that the gas entering the interior of the guide plate 11 enters the interior of the gas guide tube 16, and gradually increases along with the gas entering the interior of the gas guide tube 16, the air entering the hollow tube wall of the base tube 10 enters the hollow tube wall of the base tube 10, the air entering the hollow tube wall of the base tube 10 then enters the inside of the second telescopic spring rod 18 communicated with the hollow tube wall, and gradually increases along with the air entering the inside of the second telescopic spring rod 18, the air inside the second telescopic spring rod 18 pushes the hollow tube wall, so that the second telescopic spring rod 18 extends, the second telescopic spring rod 18 extends to drive the cylindrical plastic fitting clamping plate 19 to move to clamp the cylindrical plastic fitting vertically placed in the base tube 10, so as to increase the stability of press-fitting the cylindrical plastic fitting and the plastic joint fitting, and after the clamping is completed, when the guide plate 11 moves upwards, the guide plate 15 moves upwards to enable the air guide tube 16 to be drawn out of the air guide hole 15, and at the moment, the air does not enter the inside of the second telescopic spring rod 18 any more, so that the second telescopic spring rod 18 is reset and shortened under the self elasticity, and the clamping plate 19 of the cylindrical plastic fitting is not clamped on the cylindrical plastic fitting any more.
As shown in fig. 1 and 8; the top of the base pipe 10 is uniformly and fixedly connected with an air cleaning pipe 20 communicated with the interior of the base pipe, and the air cleaning pipe 20 is obliquely arranged;
the inner ring wall of one end of the air cleaning pipe 20, which is far away from the base pipe 10, is hinged with symmetrically arranged torsion bars 21 through torsion springs, and the outer ring wall of the torsion bars 21 is fixedly connected with a wind shield 22;
when the gas in the hollow part of the base pipe 10 is discharged from the air cleaning pipe 20, the flow rate is increased when the gas passes through a narrow area from a wide area according to the definition of a narrow pipe, so that when the gas in the hollow part of the base pipe 10 is discharged from the air cleaning pipe 20, the gas in the hollow part of the base pipe 10 still has moving pressure, so that the gas in the base pipe 10 can still enter the inside of the second telescopic spring rod 18 and push the second telescopic spring rod to extend, the cylindrical plastic fitting 19 cannot be clamped and clamped by the clamping plate 19, and the gas discharged from the air cleaning pipe 20 blows the bottom of the plastic joint fitting which moves downwards, so that impurities at the bottom of the plastic joint fitting are blown down, and the bottom of the plastic joint fitting is adhered with the impurities, so that the plastic joint fitting and the cylindrical fitting have flaws after being pressed and matched;
similarly, according to the definition of narrow tube, the flow rate of air is accelerated when the air passes through the narrow area from the wide area, so that the inner ring wall of the air cleaning tube 20 is hinged with the torsion bars 21 which are symmetrically arranged through the torsion springs, the outer ring wall of the torsion bar 21 is fixedly connected with the air baffle 22, when the air circulates in the air cleaning tube 20, the air baffle 22 is pushed, so that the air baffle 22 drives the torsion bar 21 to twist, the rotation angle of the air baffle 22 is changed according to the flow rate of the air in the air cleaning tube 20, so that the opening and closing degree between the air baffles 22 can be adjusted, when the air passes through the gap between the air baffle 22 and the inner ring wall of the air cleaning tube 20, the air baffle 22 can reduce the space for air circulation, so as to increase the flow rate of the air when the air is exhausted from the air cleaning tube 20, and thus the cleaning effect of the air cleaning tube 20 on the plastic joint fittings is increased.
As shown in fig. 5; one end of the plastic joint clamping plate 14, which is far away from the first spring telescopic rod 13, is fixedly connected with a profile plate 23;
the profiling plate 23 is arranged detachably;
the profile plate 23 is made of rubber;
during the use, plastics connect splint 14's one end fixed connection's of keeping away from first spring telescopic link 13 profile plate 23 to make plastics connect splint 14 when clamping plastics joint accessories, the outer wall of plastics joint accessories can be laminated to profile plate 23, increase plastics and connect splint 14 to the clamping effect of plastics joint accessories with this, and profile plate 23 is detachable design, make profile plate 23 can demolish and change, change the profile plate 23 that is fit for different grade type plastics joint accessories, and profile plate 23 is the material of rubber, make profile plate 23 when contacting with plastics joint accessories, increase the frictional force of profile plate 23 and plastics joint accessories outer wall, with this increase the clamping effect to plastics joint accessories.
As shown in fig. 1 and 7; the air duct 16 is arranged in a telescopic manner, the inner wall of the top of the air duct 16 is fixedly connected with a pressure spring 24, and the other end of the pressure spring 24 is fixedly connected with the inner wall of the bottom of the air duct 16;
the top of the air duct 16 is arc-shaped;
when the air guide tube 16 is inserted into the air guide hole 15, the top of the air guide tube is in contact with the inner wall of the top of the guide plate 11 and is blocked, so that the air guide tube 16 cannot continue to move downwards, the plastic joint cannot continue to move downwards, and the press fit failure between the plastic joint and the cylindrical plastic fitting is caused, so that the air guide tube 16 is in a telescopic arrangement, after the air guide tube 16 is inserted into the air guide hole 15, along with the continuation of the guide plate 11, the bottom of the guide plate 11 can extrude the air guide tube 16, so that the air guide tube 16 is shortened, and when the guide plate 11 moves upwards, the pressure spring 24 in the air guide tube 16 can push the air guide tube 16 to restore and extend, so that even if the length of the cylindrical plastic fitting is different, the press fit influence on the plastic joint and the cylindrical plastic fitting can not be caused, and the top of the air guide tube 16 is in an arc-shaped design, the abrasion between the top of the air guide tube 16 and the outer wall of the opening of the air guide hole 15 can be prevented, and the air guide tube 15 is in poor in sealing performance.
The working principle of the invention is as follows:
referring to the attached drawings 1 to 6 and 9 of the specification, a worker vertically places a cylindrical plastic part to be press-fitted into a base pipe 10, holds the plastic joint part to place the plastic joint part on a plastic joint clamping plate 14, then starts an air pump 2 to operate, rotates a pressure relief sleeve 7, enables the pressure relief sleeve 7 and a pressure relief hole 8 on the pressure relief pipe 6 not to coincide with each other, operates the air pump 2 to exhaust air from an air outlet of the air pump into the inside of a press-fitting block 5, and enables the press-fitting block 5 and the press-fitting support pipe 4 to be communicated with each other, so that the air entering the inside of the press-fitting block 5 also enters the inside of the press-fitting support pipe 4, and the air entering the inside of the press-fitting block 5 is increased along with the increase of the air pump 2, the pressure inside the press-fit block 5 is gradually increased, so that the gas entering the press-fit block 5 pushes the press-fit block 5, and along with the gradual increase of the pressure inside the press-fit block 5, the gas inside the press-fit block 5 can enter the pressure relief pipe 6, at the moment, the pressure relief holes 8 are staggered, so that the gas cannot be discharged from the pressure relief holes 8, and along with the increase of the gas entering the pressure relief pipe 6, after the pressure is gradually increased, the gas inside the pressure relief pipe 6 can be discharged from the pressure valve 9, and the pressure valve 9 controls the pressure inside the press-fit block 5 to be constant, so that the pushing force of the gas inside the press-fit block 5 on the press-fit block 5 is kept to be constant;
the gas entering the press-fit block 5 enters the joint clamping jaw 12 through a pipeline, the gas entering the joint clamping jaw 12 enters the first spring telescopic rod 13 communicated with the interior of the joint clamping jaw, and the gas entering the first spring telescopic rod 13 pushes the first spring telescopic rod 13 along with the increase of the gas entering the first spring telescopic rod 13, so that the first spring telescopic rod 13 extends, the first spring telescopic rod 13 extends to push the plastic joint clamping plate 14 to move, the plastic joint clamping plate 14 moves to clamp and fix the plastic joint accessories held by a worker, and the worker can release his/her hands at the moment;
the hydraulic rod 3 is stretched by a worker, the hydraulic rod 3 stretches to push the press-fit support tube 4 to move downwards, the press-fit support tube 4 moves downwards to drive the press-fit block 5 to move downwards, the press-fit block 5 moves downwards to drive the guide plate 11 to move downwards, the guide plate 11 moves downwards to drive the joint clamping jaws 12 to move downwards, the joint clamping jaws 12 move downwards to drive the plastic joint fittings to move downwards through the plastic joint clamping plates 14, along with the downward movement of the plastic joint fittings, the bottoms of the plastic joint fittings are in contact with the tops of the cylindrical plastic joint fittings, the plastic joint fittings are blocked by the cylindrical joint fittings, the plastic joint fittings cannot move downwards, the guide plate 11 moves downwards, the joint clamping jaws 12 slide on the outer wall of the guide plate 11, the bottoms of the press-fit blocks 5 are in contact with the tops of the plastic joint fittings, the tops of the plastic joint fittings are blocked by the tops of the plastic joint fittings, the press-fit blocks 5 are blocked by the blocks, gas in the press-fit blocks can extrude the plastic joint fittings to move towards the interior of the support tube 4, the plastic joint fittings, the pressure in the press-fit blocks 5 is kept at a certain pressure, and the plastic joint fittings can extrude a certain amount of the plastic joint fittings by the plastic joint fittings;
and after the completion of the press-fit of the plastic joint accessory and the cylindrical accessory, the worker only needs to rotate the pressure relief sleeve 7, so that the pressure relief sleeve 7 coincides with the pressure relief hole 8 on the pressure relief pipe 6, so that the gas in the press-fit block 5 is discharged from the pressure relief hole 8, so that the pressure in the press-fit block 5 is restored, so that the plastic joint clamping plate 14 does not clamp the plastic joint accessory, and then the worker starts the hydraulic rod 3 again to shorten, so that the plastic accessory after the press-fit is left in the base pipe 10, and then the plastic joint accessory is taken out.
Although the present invention has been described in detail with reference to the foregoing embodiments, it will be understood by those of ordinary skill in the art that: the technical solutions described in the foregoing embodiments may still be modified, or some technical features may be equivalently replaced; and such modifications or substitutions do not depart from the spirit and scope of the corresponding technical solutions of the embodiments of the present invention.
Claims (10)
1. The utility model provides a press and join in marriage equipment that precision is high for production of auto plastic accessories, includes organism (1), its characterized in that: the air pump is fixedly connected to the inner wall of the machine body (1), a hydraulic rod (3) is fixedly connected to the inner wall of the top of the machine body (1), a press-fit supporting pipe (4) is fixedly connected to the other end of the hydraulic rod (3), a press-fit block (5) is connected to the inner wall of the press-fit supporting pipe (4) in a sealing and sliding mode, the press-fit block (5) is arranged in a hollow mode and communicated with the press-fit supporting pipe (4), an air outlet of the air pump (2) is communicated with the press-fit block (5) in the press-fit supporting pipe, a pressure release pipe (6) is fixedly connected to the top of the press-fit block (5) and communicated with the inside of the press-fit block, a pressure release sleeve (7) is connected to the outer wall of the pressure release pipe (6) in a sealing and rotating mode, a pressure release hole (8) communicated with the inside of the pressure release sleeve (7) is formed in the outer wall of the pressure release pipe (6), a pressure valve (9) communicated with the top of the pressure release sleeve (7) and communicated with the inside of the pressure release pipe (10) is fixedly connected to the inner wall of the bottom of the press-fit block (5), and a clamping joint mechanism for plastic joint is arranged at the bottom of the plastic joint.
2. The press-fit apparatus with high press-fit precision for the production of plastic parts for automobiles according to claim 1, wherein: connect clamping mechanism including guide board (11), guide board (11) with press and join in marriage the bottom fixed connection of piece (5), the outer wall sliding connection of guide board (11) has joint clamping jaw (12), the inside that connects clamping jaw (12) sets up for cavity, just the inside of connecting clamping jaw (12) pass through the pipeline with press and join in marriage the inside intercommunication of piece (5), first spring telescopic link (13) that the outer wall fixedly connected with symmetry of joint clamping jaw (12) set up, just the inside of first spring telescopic link (13) with connect the inside intercommunication of clamping jaw (12), the other end fixedly connected with plastic connector splint (14) of first spring telescopic link (13).
3. The press-fit apparatus with high press-fit precision for the production of plastic parts for automobiles according to claim 2, wherein: the utility model discloses a pneumatic control valve, including guide board (11), pressure valve (9), air guide hole (15) rather than inside intercommunication are seted up to the inside of guide board (11), the bottom inner wall fixedly connected with air duct (16) of organism (1), the other end of air duct (16) can insert in air guide hole (15), just air duct (16) can insert through-hole (17) have been seted up to the one end outer lane wall in air guide hole (15), the pipe wall of base pipe (10) sets up for cavity, just the inside of air duct (16) with the cavity inside of base pipe (10) passes through the pipe connection, the even fixedly connected with of inner circle wall of base pipe (10) has second spring telescopic link (18) rather than the inside intercommunication of cavity, just the other end fixedly connected with cylindrical plastic accessories splint (19) of second spring telescopic link (18).
4. The press-fit apparatus with high press-fit precision for the production of plastic parts for automobiles according to claim 3, wherein: the top of the base pipe (10) is uniformly and fixedly connected with an air cleaning pipe (20) communicated with the inside of the base pipe, and the air cleaning pipe (20) is obliquely arranged.
5. The press-fit apparatus with high press-fit precision for the production of plastic parts for automobiles according to claim 4, wherein: the inner ring wall of one end, far away from the base pipe (10), of the air cleaning pipe (20) is hinged with symmetrically arranged torsion bars (21) through torsion springs, and the outer ring wall of each torsion bar (21) is fixedly connected with a wind shield (22).
6. The press-fit apparatus with high press-fit precision for the production of plastic parts for automobiles according to claim 2, wherein: and one end of the plastic joint clamping plate (14) far away from the first spring telescopic rod (13) is fixedly connected with a profile plate (23).
7. The press-fit apparatus with high press-fit precision for the production of plastic parts for automobiles according to claim 6, wherein: the profile plate (23) is arranged in a detachable mode.
8. The press-fit apparatus with high press-fit precision for the production of plastic parts for automobiles according to claim 7, wherein: the profile plate (23) is made of rubber.
9. The press-fit apparatus with high press-fit precision for the production of plastic parts for automobiles according to claim 3, wherein: the air duct (16) is arranged in a telescopic mode, a pressure spring (24) is fixedly connected to the inner wall of the top of the air duct (16), and the other end of the pressure spring (24) is fixedly connected with the inner wall of the bottom of the air duct (16).
10. The press-fit apparatus with high press-fit precision for the production of plastic parts for automobiles according to claim 9, wherein: the top of the air duct (16) is arc-shaped.
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202310022683.XA CN115923164B (en) | 2023-01-08 | 2023-01-08 | Press-fit equipment with high press-fit precision for automobile plastic spare and accessory part production |
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| Application Number | Priority Date | Filing Date | Title |
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| CN202310022683.XA CN115923164B (en) | 2023-01-08 | 2023-01-08 | Press-fit equipment with high press-fit precision for automobile plastic spare and accessory part production |
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| CN115923164A true CN115923164A (en) | 2023-04-07 |
| CN115923164B CN115923164B (en) | 2023-09-08 |
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| CN216373397U (en) * | 2021-10-31 | 2022-04-26 | 佛山市顺德区金长兴电子科技有限公司 | Buckling equipment for plastic part and metal buckle |
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| JPS6287323A (en) * | 1985-10-15 | 1987-04-21 | Omron Tateisi Electronics Co | Joining of thermoplastic resin parts |
| DE10143649A1 (en) * | 2001-09-05 | 2003-03-20 | Manfred Reckzeh | Method for pressing supportive bush fittings into large-diameter pipe ends, comprises clamping pipe end, aligning with bush and applying axial force between clamp and bush |
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| CN211639630U (en) * | 2020-01-16 | 2020-10-09 | 南通理工学院 | Self-locking mechanical clamp |
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Also Published As
| Publication number | Publication date |
|---|---|
| CN115923164B (en) | 2023-09-08 |
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