CN117816516A - Longitudinal beam injection technology in automobile longitudinal beam cavity wax injection process - Google Patents
Longitudinal beam injection technology in automobile longitudinal beam cavity wax injection process Download PDFInfo
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- CN117816516A CN117816516A CN202310571683.5A CN202310571683A CN117816516A CN 117816516 A CN117816516 A CN 117816516A CN 202310571683 A CN202310571683 A CN 202310571683A CN 117816516 A CN117816516 A CN 117816516A
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- 238000002347 injection Methods 0.000 title claims abstract description 90
- 239000007924 injection Substances 0.000 title claims abstract description 90
- 238000000034 method Methods 0.000 title claims abstract description 57
- 238000005516 engineering process Methods 0.000 title description 4
- 239000007788 liquid Substances 0.000 claims abstract description 51
- 238000010438 heat treatment Methods 0.000 claims abstract description 23
- 239000007787 solid Substances 0.000 claims abstract description 8
- 238000001816 cooling Methods 0.000 claims abstract description 4
- 238000005553 drilling Methods 0.000 claims abstract description 4
- 238000007789 sealing Methods 0.000 claims description 26
- 230000005540 biological transmission Effects 0.000 claims description 6
- 230000000149 penetrating effect Effects 0.000 claims description 6
- 238000005096 rolling process Methods 0.000 claims description 6
- 238000007664 blowing Methods 0.000 claims description 3
- 230000000694 effects Effects 0.000 description 5
- 230000033001 locomotion Effects 0.000 description 5
- 238000004544 sputter deposition Methods 0.000 description 3
- 230000005484 gravity Effects 0.000 description 2
- JEIPFZHSYJVQDO-UHFFFAOYSA-N iron(III) oxide Inorganic materials O=[Fe]O[Fe]=O JEIPFZHSYJVQDO-UHFFFAOYSA-N 0.000 description 2
- 230000002265 prevention Effects 0.000 description 2
- 230000001681 protective effect Effects 0.000 description 2
- 238000005086 pumping Methods 0.000 description 2
- 238000010009 beating Methods 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000005260 corrosion Methods 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 239000000243 solution Substances 0.000 description 1
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 1
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Abstract
The invention relates to a longitudinal beam injection process in the process of injecting wax into a cavity of an automobile longitudinal beam, which comprises the following steps: step one: drilling two through holes on the produced automobile longitudinal beam, wherein one through hole is a wax injection port, and the other through hole is an air pressure balance port; step two: placing the solid inner cavity rust-proof wax into a heating device, and heating the inner cavity rust-proof wax to convert the inner cavity rust-proof wax from solid to liquid; step three: connecting the heating device and the wax injection device by adopting a connecting pipeline; step four: placing the automobile longitudinal beam to be injected with the wax after taking the orifice into a wax injection device, sucking the liquid inner cavity antirust wax from the heating device by the wax injection device, injecting the liquid inner cavity antirust wax into the automobile longitudinal beam until the liquid inner cavity antirust wax completely fills the inner cavity of the automobile longitudinal beam, and extracting the liquid wax from the automobile longitudinal beam after standing for 4-5 min; step five: after the liquid wax is extracted, the automobile longitudinal beam is placed in a cooling area, and cold air is blown to normal temperature, so that the injection of the inner cavity antirust wax is completed, and the uniform wax injection is realized.
Description
Technical Field
The invention relates to the field of automobile manufacturing, in particular to a longitudinal beam injection process in the process of injecting wax into a cavity of an automobile longitudinal beam.
Background
In short, the cavity wax injection is to drive a certain amount of liquid wax into four cavities at the bottom of the automobile body, and the wax left in the cavities of the automobile body forms a uniformly-wrapped protective wax film through a specific technological process, so that water drops can enter without gaps, and the good anti-corrosion performance of the whole automobile is ensured. The technology is that 120 kg of wax is injected into a cavity of a vehicle body, and after a certain time, one kg of wax remained in the vehicle forms a uniform protective film on the inner surface of the cavity.
In the existing automobile wax injection rust prevention technology, bubbles are easily formed between the liquid wax and the inner wall of the automobile during wax injection, so that the rust prevention treatment of the whole automobile is affected.
Disclosure of Invention
The invention aims to provide a longitudinal beam injection process in the process of injecting wax into a cavity of an automobile longitudinal beam, so as to solve the problems in the background art.
In order to achieve the above purpose, the present invention provides the following technical solutions:
a longitudinal beam injection process in the process of injecting wax into a cavity of an automobile longitudinal beam comprises the following steps:
step one: drilling two through holes on the produced automobile longitudinal beam, wherein one through hole is a wax injection port, and the other through hole is an air pressure balance port;
step two: placing the solid inner cavity rust-proof wax into a heating device, and heating the inner cavity rust-proof wax to convert the inner cavity rust-proof wax from solid to liquid;
step three: connecting the heating device and the wax injection device by adopting a connecting pipeline;
step four: placing the automobile longitudinal beam to be injected with the wax after taking the orifice into a wax injection device, sucking the liquid inner cavity antirust wax from the heating device by the wax injection device, injecting the liquid inner cavity antirust wax into the automobile longitudinal beam until the liquid inner cavity antirust wax completely fills the inner cavity of the automobile longitudinal beam, and extracting the liquid wax from the automobile longitudinal beam after standing for 4-5 min;
step five: after the liquid wax is extracted, the automobile longitudinal beam is placed in a cooling area, and cold air is used for blowing to normal temperature, so that the injection of the inner cavity antirust wax is completed.
As a further scheme of the invention: the wax injection device comprises:
a base;
the clamping assembly is arranged on the base and used for fixing the automobile longitudinal beam and comprises two parallel side plates, two folded plates arranged between the two side plates and an elastic supporting assembly which is sleeved with the folded plates in a sliding mode and matched with the base pipeline in a rolling mode, and when the automobile longitudinal beam is arranged between the two folded plates, the two folded plates move close to each other;
the pouring mechanism is arranged on the base and comprises a suction assembly and a knocking assembly, wherein the suction assembly is connected with a wax injection pipe which can be inserted into the automobile longitudinal beam, and the knocking assembly is used for knocking the outside of the automobile longitudinal beam in the process of upward movement of the wax injection pipe and wax injection into the automobile longitudinal beam.
As still further aspects of the invention: two inclined groove bodies are symmetrically arranged on the two side plates, inclined blocks sliding on the inclined groove bodies are fixed on two sides of the folded plate, and a plurality of raised strips are arranged on the inner side of the folded plate at equal intervals.
As still further aspects of the invention: the elastic supporting component comprises a stagnation-containing cavity formed in the folded plate, a telescopic plate is slidably arranged in the stagnation-containing cavity, and one end, far away from the folded plate, of the telescopic plate is rotatably provided with a pulley in rolling fit with the base;
the telescopic plate is characterized in that a protruding portion penetrating through the folded plate is further fixed on the telescopic plate, the protruding portion is in sliding connection with a vertical rod fixedly installed on the folded plate, a spring is sleeved on the vertical rod, one end of the spring is connected with the end portion of the vertical rod, and the other end of the spring is connected with the protruding portion.
As still further aspects of the invention: the suction assembly comprises a vertical plate detachably arranged on the base, a sealing cylinder body is fixedly arranged on the vertical plate, a piston is arranged in the sealing cylinder body in a sealing sliding manner, and a connecting rod penetrating through the sealing cylinder body is connected to the piston;
the suction assembly further comprises a power structure arranged on the vertical plate, and the power assembly is connected with the connecting rod;
the sealing cylinder body is connected with two one-way valves, one of the one-way valves is communicated with the wax injection pipe, and the other one of the one-way valves is communicated with the heating device.
As still further aspects of the invention: the power structure comprises a sliding groove arranged along the length direction of the vertical plate, a sliding block is slidably arranged in the sliding groove, a supporting plate connected with the connecting rod is fixed on the sliding block, an adjusting groove is arranged at the upper part of the supporting plate, and the wax injection pipe can slide in the adjusting groove;
the power structure also comprises a driving device fixedly installed on the vertical plate, an output shaft of the driving device is connected with a screw rod rotatably installed on the vertical plate, a threaded sleeve in threaded connection with the screw rod is arranged on the screw rod, and the threaded sleeve is fixedly connected with the sliding block.
As still further aspects of the invention: the knocking component comprises a knocking rod and a rotary table which are rotatably arranged on the supporting plate, the knocking rod is connected with the supporting plate through a first elastic sheet, a traction rod is rotatably arranged on the knocking rod, and the other end of the traction rod is rotatably arranged at the eccentric position of the rotary table;
the knocking assembly further comprises a unidirectional transmission structure which is arranged between the supporting plate and the vertical plate and used for driving the turntable to rotate.
As still further aspects of the invention: the unidirectional transmission structure comprises a ratchet wheel which is rotatably arranged on the supporting plate and is coaxially connected with the turntable, and a mounting plate which is fixedly arranged on the vertical plate, wherein a plurality of ratchets which are matched with the ratchet wheel are rotatably arranged on the mounting plate at equal intervals, and the ratchets are connected with the mounting plate through a second elastic piece.
Compared with the prior art, the invention has the beneficial effects that:
through the clamping assembly, the automobile longitudinal beam is clamped, the clamping force between the two folded plates is larger as the weight of the automobile longitudinal beam is larger, namely the clamping force between the two folded plates can be enhanced along with the weight increase of the automobile longitudinal beam, and meanwhile, after the liquid wax enters the automobile longitudinal beam in the wax injection process, the weight of the automobile longitudinal beam is increased, so that when the liquid wax in the automobile longitudinal beam is more, the clamping force of the folded plates on the automobile longitudinal beam is larger, and the stability of the automobile longitudinal beam in the wax injection process is ensured;
through the suction subassembly and the subassembly of beating that the linkage set up, eliminate at annotating wax in-process, liquid wax drip takes place the phenomenon of sputtering, improve annotate wax effect, when the backup pad rises simultaneously, beat the pole swing and can beat the automobile longitudinal beam, eliminate the bubble between liquid wax and the automobile longitudinal beam at the in-process of spouting liquid wax, avoid the existence of bubble to lead to not even and annotate wax completely on the automobile longitudinal beam inner wall.
Drawings
Fig. 1 is a schematic structural view of an embodiment of a stringer injection process during a process for injecting wax into a cavity of an automotive stringer.
Fig. 2 is an enlarged schematic view of the structure at a in fig. 1.
Fig. 3 is a schematic view of a still further angle of an embodiment of a stringer injection process during a process for injecting wax into a cavity of an automotive stringer.
Fig. 4 is an enlarged schematic view of the structure at B in fig. 3.
Fig. 5 is a schematic structural view of a clamping assembly in one embodiment of a stringer injection process during a process for injecting wax into a cavity of an automotive stringer.
Fig. 6 is a schematic structural view of an elastic support assembly in one embodiment of a stringer injection process during a process of injecting wax into a cavity of an automotive stringer.
Fig. 7 is a schematic structural diagram of a sealing cylinder in an embodiment of a stringer injection process during wax injection in a cavity of an automotive stringer.
In the figure: 1. a base; 2. a side plate; 3. an inclined groove body; 4. a tilting block; 5. a folded plate; 6. a telescoping plate; 7. a pulley; 8. a protruding portion; 9. a vertical rod; 10. a spring; 11. a convex strip; 12. a vertical plate; 13. a chute; 14. a driving device; 15. a screw rod; 16. a threaded sleeve; 17. a slide block; 18. a support plate; 19. a piston; 20. sealing the cylinder body; 21. a wax injection pipe; 22. a mounting plate; 23. a ratchet; 24. a ratchet wheel; 25. a turntable; 26. a pulling rod; 27. the rod is knocked.
Detailed Description
The following description of the embodiments of the present invention will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present invention, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the invention without making any inventive effort, are intended to be within the scope of the invention.
In the embodiment of the invention, a longitudinal beam injection process in the process of injecting wax into a cavity of an automobile longitudinal beam comprises the following steps:
step one: drilling two through holes on the produced automobile longitudinal beam, wherein one through hole is a wax injection port, and the other through hole is an air pressure balance port;
step two: placing the solid inner cavity rust-proof wax into a heating device, and heating the inner cavity rust-proof wax to convert the inner cavity rust-proof wax from solid to liquid;
step three: connecting the heating device and the wax injection device by adopting a connecting pipeline;
step four: placing the automobile longitudinal beam to be injected with the wax after taking the orifice into a wax injection device, sucking the liquid inner cavity antirust wax from the heating device by the wax injection device, injecting the liquid inner cavity antirust wax into the automobile longitudinal beam until the liquid inner cavity antirust wax completely fills the inner cavity of the automobile longitudinal beam, and extracting the liquid wax from the automobile longitudinal beam after standing for 4-5 min;
step five: after the liquid wax is extracted, the automobile longitudinal beam is placed in a cooling area, and cold air is used for blowing to normal temperature, so that the injection of the inner cavity antirust wax is completed.
Referring to fig. 1 to 7, the wax injection device includes: base 1, clamping assembly and pouring mechanism.
The clamping assembly is arranged on the base 1 and used for fixing the automobile longitudinal beam, and comprises two parallel side plates 2, two folded plates 5 arranged between the two side plates 2 and an elastic supporting assembly which is in sliding sleeve with the folded plates 5 and is in rolling fit with the base 1 pipeline, when the automobile longitudinal beam is arranged between the two folded plates 5, the two folded plates 5 move close to each other;
two inclined groove bodies 3 are symmetrically arranged on the two side plates 2, inclined blocks 4 sliding on the inclined groove bodies 3 are fixed on two sides of the folded plate 5, and a plurality of raised strips 11 are equidistantly arranged on the inner side of the folded plate 5;
the elastic supporting component comprises a stagnation-containing cavity formed in the folded plate 5, a telescopic plate 6 is slidably arranged in the stagnation-containing cavity, and a pulley 7 in rolling fit with the base 1 is rotatably arranged at one end of the telescopic plate 6 away from the folded plate 5;
the telescopic plate 6 is also fixedly provided with a protruding part 8 penetrating through the folded plate 5, the protruding part 8 is in sliding connection with a vertical rod 9 fixedly installed on the folded plate 5, the vertical rod 9 is sleeved with a spring 10, one end of the spring 10 is connected with the end part of the vertical rod 9, and the other end of the spring 10 is connected with the protruding part 8.
In the initial state, two folded plates 5 are in the state of keeping away from each other, and simultaneously the tilting block 4 is in the upper end of tilting slot body 3, and the elastic force that the spring 10 provided just jack up folded plate 5 this moment, and when the automobile longitudinal beam is placed on folded plate 5, under the effect of gravity, folded plate 5 has a trend of downward movement, and simultaneously two folded plates 5 will be under tilting slot body 3 and tilting block 4's effect, are close to each other and move, make spring 10 compressed to carry out the centre gripping to the automobile longitudinal beam, and when the weight of automobile longitudinal beam is bigger, the clamping dynamics between two folded plates 5 is bigger.
Through the arrangement, the automobile longitudinal beam is clamped, the clamping force between the two folded plates 5 is increased along with the increase of the weight of the automobile longitudinal beam, and meanwhile, after the liquid wax enters the automobile longitudinal beam in the wax injection process, the weight of the automobile longitudinal beam is increased, so that the clamping force of the folded plates 5 to the automobile longitudinal beam is increased when the liquid wax in the automobile longitudinal beam is increased, and the stability of the automobile longitudinal beam in the wax injection process is ensured.
Referring to fig. 1, 3 and 7, the pouring mechanism is disposed on the base 1 and includes a pumping assembly and a knocking assembly that are disposed in a linkage manner, the pumping assembly is connected with a wax injection pipe 21 that can be inserted into an automobile longitudinal beam, and the knocking assembly is used for knocking the outside of the automobile longitudinal beam in the process that the wax injection pipe 21 moves upwards and injects wax into the automobile longitudinal beam;
the suction assembly comprises a vertical plate 12 detachably arranged on the base 1, a sealing cylinder body 20 is fixedly arranged on the vertical plate 12, a piston 19 is arranged in the sealing cylinder body 20 in a sealing sliding manner, and a connecting rod penetrating through the sealing cylinder body 20 is connected to the piston 19;
two one-way valves are connected to the sealing cylinder 20, one of the one-way valves is communicated with the wax injection pipe 21, and the other one-way valve is communicated with a heating device;
the suction assembly further comprises a power structure arranged on the vertical plate 12, the power assembly is connected with the connecting rod, the power structure comprises a sliding groove 13 arranged along the length direction of the vertical plate 12, a sliding block 17 is slidably arranged in the sliding groove 13, a supporting plate 18 connected with the connecting rod is fixed on the sliding block 17, an adjusting groove is formed in the upper portion of the supporting plate 18, and the wax injection tube 21 can slide in the adjusting groove;
the power structure further comprises a driving device 14 fixedly installed on the vertical plate 12, an output shaft of the driving device 14 is connected with a screw rod 15 rotatably installed on the vertical plate 12, a threaded sleeve 16 in threaded connection with the screw rod 15 is arranged on the screw rod 15, and the threaded sleeve 16 is fixedly connected with the sliding block 17.
After the automobile longitudinal beam is clamped, the position of the wax injection pipe 21 in the adjusting groove is adjusted to enable the wax injection pipe to be opposite to a wax injection port on the automobile longitudinal beam, the driving device 14 is controlled to work, when the driving device 14 works, the output shaft of the driving device drives the screw rod 15 to rotate, the threaded sleeve 16 in threaded fit with the screw rod 15 moves along the length direction of the screw rod 15, at the moment, the sliding block 17 has a certain guiding effect on the threaded sleeve 16 due to the sliding of the sliding block 17 in the sliding groove 13, the threaded sleeve 16 is prevented from synchronously rotating along with the screw rod 15, and when the sliding block 17 moves downwards along with the threaded sleeve 16, the sliding block 17 drives the supporting plate 18 to move downwards, at the moment, under the action of the connecting rod, the piston 19 is driven to move, negative pressure is generated in the sealing cylinder 20, meanwhile, under the action of the negative pressure, liquid wax in the heating device enters the sealing cylinder 20, when the wax injection pipe 21 moves to the bottom of the automobile longitudinal beam, the driving device 14 moves reversely, at the moment, the piston 19 moves upwards, and the liquid wax in the sealing cylinder 20 is extruded into the automobile longitudinal beam.
It should be noted that, in the process of raising the wax injection tube 21, the liquid wax is delivered to the automobile longitudinal beam so that the raising speed of the liquid wax in the automobile longitudinal beam is greater than the raising speed of the wax injection tube 21, so as to avoid the influence of sputtering when the liquid wax drops due to the fact that the height of the wax injection tube 21 is greater than the height of the liquid wax in the automobile longitudinal beam.
Further, the conducting directions of the two check valves in the sealing cylinder 20 are respectively: the one-way valve connected with the wax injection pipe 21 is connected with the sealing cylinder body 20 to the wax injection pipe 21, and the one-way valve connected with the heating device is connected with the heating device to the sealing cylinder body 20.
Referring to fig. 1 and 2, the striking assembly includes a striking rod 27 rotatably mounted on the support plate 18 and a turntable 25, wherein a pulling rod 26 is rotatably mounted on the striking rod 27, and the other end of the pulling rod 26 is rotatably mounted at an eccentric position of the turntable 25;
the knocking assembly further comprises a unidirectional transmission structure which is arranged between the supporting plate 18 and the vertical plate 12 and used for driving the turntable 25 to rotate, the unidirectional transmission structure comprises a ratchet wheel 24 which is rotatably arranged on the supporting plate 18 and coaxially connected with the turntable 25, and a mounting plate 22 which is fixedly arranged on the vertical plate 12, a plurality of ratchet teeth 23 which are matched with the ratchet wheel 24 are rotatably arranged on the mounting plate 22 at equal intervals, and the ratchet teeth 23 are connected with the mounting plate 22 through elastic sheets.
In the process of lifting the supporting plate 18, the ratchet wheel 24 connected with the supporting plate is driven to move upwards, at the moment, the ratchet wheel 24 rotates under the action of the ratchet wheel 23 and drives the turntable 25 coaxial with the ratchet wheel to do circular motion, in the process of rotating the turntable 25, the turntable 26 pulls the knocking rod 27 to swing so as to knock the automobile longitudinal beam, in the process of injecting liquid wax, bubbles between the liquid wax and the automobile longitudinal beam are eliminated, and uneven and complete wax injection on the inner wall of the automobile longitudinal beam due to the existence of bubbles is avoided.
In summary, in the initial state, the two folded plates 5 are in a state of being far away from each other, the inclined block 4 is at the upper end of the inclined groove body 3, the elastic force provided by the spring 10 just jacks up the folded plates 5, and when the automobile longitudinal beam is placed on the folded plates 5, the folded plates 5 have a downward movement trend under the action of gravity, and meanwhile, the two folded plates 5 move close to each other under the action of the inclined groove body 3 and the inclined block 4, so that the spring 10 is compressed to clamp the automobile longitudinal beam, and when the weight of the automobile longitudinal beam is larger, the clamping force between the two folded plates 5 is larger.
Through the arrangement, the automobile longitudinal beam is clamped, the clamping force between the two folded plates 5 is increased along with the increase of the weight of the automobile longitudinal beam, and meanwhile, after the liquid wax enters the automobile longitudinal beam in the wax injection process, the weight of the automobile longitudinal beam is increased, so that the clamping force of the folded plates 5 to the automobile longitudinal beam is increased when the liquid wax in the automobile longitudinal beam is increased, and the stability of the automobile longitudinal beam in the wax injection process is ensured.
After the automobile longitudinal beam is clamped, the position of the wax injection pipe 21 in the adjusting groove is adjusted to enable the wax injection pipe to be opposite to a wax injection port on the automobile longitudinal beam, the driving device 14 is controlled to work, when the driving device 14 works, the output shaft of the driving device drives the screw rod 15 to rotate, the threaded sleeve 16 in threaded fit with the screw rod 15 moves along the length direction of the screw rod 15, at the moment, the sliding block 17 has a certain guiding effect on the threaded sleeve 16 due to the sliding of the sliding block 17 in the sliding groove 13, the threaded sleeve 16 is prevented from synchronously rotating along with the screw rod 15, and when the sliding block 17 moves downwards along with the threaded sleeve 16, the sliding block 17 drives the supporting plate 18 to move downwards, at the moment, under the action of the connecting rod, the piston 19 is driven to move, negative pressure is generated in the sealing cylinder 20, meanwhile, under the action of the negative pressure, liquid wax in the heating device enters the sealing cylinder 20, when the wax injection pipe 21 moves to the bottom of the automobile longitudinal beam, the driving device 14 moves reversely, at the moment, the piston 19 moves upwards, and the liquid wax in the sealing cylinder 20 is extruded into the automobile longitudinal beam.
It should be noted that, in the process of raising the wax injection tube 21, the liquid wax is delivered to the automobile longitudinal beam so that the raising speed of the liquid wax in the automobile longitudinal beam is greater than the raising speed of the wax injection tube 21, so as to avoid the influence of sputtering when the liquid wax drops due to the fact that the height of the wax injection tube 21 is greater than the height of the liquid wax in the automobile longitudinal beam.
In the process of lifting the supporting plate 18, the ratchet wheel 24 connected with the supporting plate is driven to move upwards, at the moment, the ratchet wheel 24 rotates under the action of the ratchet wheel 23 and drives the turntable 25 coaxial with the ratchet wheel to do circular motion, in the process of rotating the turntable 25, the turntable 26 pulls the knocking rod 27 to swing so as to knock the automobile longitudinal beam, in the process of injecting liquid wax, bubbles between the liquid wax and the automobile longitudinal beam are eliminated, and uneven and complete wax injection on the inner wall of the automobile longitudinal beam due to the existence of bubbles is avoided.
Furthermore, it should be understood that although the present disclosure describes embodiments, not every embodiment is provided with a separate embodiment, and that this description is provided for clarity only, and that the disclosure is not limited to the embodiments described in detail below, and that the embodiments described in the examples may be combined as appropriate to form other embodiments that will be apparent to those skilled in the art.
Claims (8)
1. The longitudinal beam injection process in the process of injecting wax into the cavity of the automobile longitudinal beam is characterized by comprising the following steps of:
step one: drilling two through holes on the produced automobile longitudinal beam, wherein one through hole is a wax injection port, and the other through hole is an air pressure balance port;
step two: placing the solid inner cavity rust-proof wax into a heating device, and heating the inner cavity rust-proof wax to convert the inner cavity rust-proof wax from solid to liquid;
step three: connecting the heating device and the wax injection device by adopting a connecting pipeline;
step four: placing the automobile longitudinal beam to be injected with the wax after taking the orifice into a wax injection device, sucking the liquid inner cavity antirust wax from the heating device by the wax injection device, injecting the liquid inner cavity antirust wax into the automobile longitudinal beam until the liquid inner cavity antirust wax completely fills the inner cavity of the automobile longitudinal beam, and extracting the liquid wax from the automobile longitudinal beam after standing for 4-5 min;
step five: and (5) completing injection.
2. A longitudinal beam injecting process in a longitudinal beam cavity wax injection process of an automobile according to claim 1, wherein,
the specific steps of the fifth step comprise: after the liquid wax is extracted, the automobile longitudinal beam is placed in a cooling area, and cold air is used for blowing to normal temperature, so that the injection of the inner cavity antirust wax is completed.
3. The longitudinal beam injection process in the process of injecting the wax into the cavity of the automobile longitudinal beam according to claim 2, wherein the wax injection device comprises a base (1) and a clamping assembly, and the clamping assembly is arranged on the base (1) and used for fixing the automobile longitudinal beam.
4. A longitudinal beam injection process in a longitudinal beam cavity wax injection process according to claim 3, characterized in that the clamping assembly comprises two parallel side plates (2), two flaps (5) placed between the two side plates (2) and an elastic support assembly slidably sleeved with the flaps (5) and in rolling fit with the base (1) channel, when the longitudinal beam is placed between the two flaps (5), the two flaps (5) will move towards each other;
the wax injection device further comprises:
the pouring mechanism is arranged on the base (1) and comprises a suction assembly and a knocking assembly which are arranged in a linkage way, the suction assembly is connected with a wax injection pipe (21) which can be inserted into the automobile longitudinal beam, and the knocking assembly is used for knocking the outside of the automobile longitudinal beam in the process of upwards moving the wax injection pipe (21) and injecting wax into the automobile longitudinal beam;
two inclined groove bodies (3) are symmetrically arranged on the two side plates (2), inclined blocks (4) sliding on the inclined groove bodies (3) are fixed on two sides of the folded plate (5), and a plurality of raised strips (11) are equidistantly arranged on the inner side of the folded plate (5);
the elastic supporting component comprises a stagnation-containing cavity formed in the folded plate (5), a telescopic plate (6) is slidably arranged in the stagnation-containing cavity, and a pulley (7) in rolling fit with the base (1) is rotatably arranged at one end, away from the folded plate (5), of the telescopic plate (6);
the telescopic plate (6) is also fixedly provided with a protruding part (8) penetrating through the folded plate (5), the protruding part (8) is in sliding connection with a vertical rod (9) fixedly arranged on the folded plate (5), and the vertical rod (9) is sleeved with a spring (10);
one end of the spring (10) is connected with the end part of the vertical rod (9), and the other end of the spring is connected with the protruding part (8);
the suction assembly comprises a vertical plate (12) which is detachably arranged on the base (1), a sealing cylinder body (20) is fixedly arranged on the vertical plate (12), a piston (19) is arranged in the sealing cylinder body (20) in a sealing sliding manner, and a connecting rod penetrating through the sealing cylinder body (20) is connected to the piston (19);
the suction assembly further comprises a power structure arranged on the vertical plate (12), and the power assembly is connected with the connecting rod;
two one-way valves are connected to the sealing cylinder body (20), one of the one-way valves is communicated with the wax injection pipe (21), and the other one-way valve is communicated with a heating device;
the power structure comprises a chute (13) arranged along the length direction of the vertical plate (12), a sliding block (17) is arranged in the chute (13) in a sliding mode, a supporting plate (18) connected with the connecting rod is fixed on the sliding block (17), an adjusting groove is formed in the upper portion of the supporting plate (18), and the wax injection pipe (21) can slide in the adjusting groove.
5. The longitudinal beam jetting process in the process of injecting wax into the cavity of the automobile longitudinal beam according to claim 4, wherein the power structure further comprises a driving device (14) fixedly installed on the vertical plate (12), and an output shaft of the driving device (14) is connected with a screw rod (15) rotatably installed on the vertical plate (12).
6. The longitudinal beam injection process in the process of injecting wax into the cavity of the automobile longitudinal beam according to claim 5, wherein the screw rod (15) is provided with a threaded sleeve (16) in threaded connection with the screw rod, and the threaded sleeve (16) is fixedly connected with the sliding block (17).
7. The longitudinal beam injection process in the process of injecting wax into the cavity of the automobile longitudinal beam according to claim 6, wherein the knocking component comprises a knocking rod (27) rotatably mounted on the supporting plate (18) and a rotary table (25), the knocking rod (27) is connected with the supporting plate (18) through a number one elastic sheet, a traction rod (26) is rotatably mounted on the knocking rod (27), and the other end of the traction rod (26) is rotatably mounted at an eccentric position of the rotary table (25);
the knocking assembly further comprises a unidirectional transmission structure which is arranged between the supporting plate (18) and the vertical plate (12) and used for driving the rotary table (25) to rotate;
the unidirectional transmission structure comprises a ratchet wheel (24) rotatably mounted on the supporting plate (18) and coaxially connected with the rotary table (25) and a mounting plate (22) fixedly mounted on the vertical plate (12), and a plurality of ratchet teeth (23) matched with the ratchet wheel (24) are rotatably mounted on the mounting plate (22) at equal intervals.
8. The longitudinal beam injection process in the process of injecting wax into the cavity of the automobile longitudinal beam according to claim 7, wherein the ratchet (23) is connected with the mounting plate (22) through a second elastic sheet.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202310571683.5A CN117816516A (en) | 2023-05-22 | 2023-05-22 | Longitudinal beam injection technology in automobile longitudinal beam cavity wax injection process |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202310571683.5A CN117816516A (en) | 2023-05-22 | 2023-05-22 | Longitudinal beam injection technology in automobile longitudinal beam cavity wax injection process |
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| CN117816516A true CN117816516A (en) | 2024-04-05 |
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| CN202310571683.5A Pending CN117816516A (en) | 2023-05-22 | 2023-05-22 | Longitudinal beam injection technology in automobile longitudinal beam cavity wax injection process |
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| CN (1) | CN117816516A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107377302A (en) * | 2017-09-06 | 2017-11-24 | 大连京丰机械制造有限公司 | A kind of high-temperature liquid state wax irrigates fixture |
-
2023
- 2023-05-22 CN CN202310571683.5A patent/CN117816516A/en active Pending
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107377302A (en) * | 2017-09-06 | 2017-11-24 | 大连京丰机械制造有限公司 | A kind of high-temperature liquid state wax irrigates fixture |
| CN107377302B (en) * | 2017-09-06 | 2024-06-04 | 机械工业第九设计研究院股份有限公司 | High-temperature liquid wax pouring clamp |
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