CN110977394A - Intelligent press-fitting system for water outlet pipe joint of automobile engine cylinder cover - Google Patents
Intelligent press-fitting system for water outlet pipe joint of automobile engine cylinder cover Download PDFInfo
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- CN110977394A CN110977394A CN201911159147.4A CN201911159147A CN110977394A CN 110977394 A CN110977394 A CN 110977394A CN 201911159147 A CN201911159147 A CN 201911159147A CN 110977394 A CN110977394 A CN 110977394A
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- Prior art keywords
- press
- water outlet
- fitting
- outlet pipe
- cylinder cover
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
- B23P—METAL-WORKING NOT OTHERWISE PROVIDED FOR; COMBINED OPERATIONS; UNIVERSAL MACHINE TOOLS
- B23P19/00—Machines for simply fitting together or separating metal parts or objects, or metal and non-metal parts, whether or not involving some deformation; Tools or devices therefor so far as not provided for in other classes
- B23P19/02—Machines for simply fitting together or separating metal parts or objects, or metal and non-metal parts, whether or not involving some deformation; Tools or devices therefor so far as not provided for in other classes for connecting objects by press fit or for detaching same
- B23P19/027—Machines for simply fitting together or separating metal parts or objects, or metal and non-metal parts, whether or not involving some deformation; Tools or devices therefor so far as not provided for in other classes for connecting objects by press fit or for detaching same using hydraulic or pneumatic means
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B05—SPRAYING OR ATOMISING IN GENERAL; APPLYING FLUENT MATERIALS TO SURFACES, IN GENERAL
- B05C—APPARATUS FOR APPLYING FLUENT MATERIALS TO SURFACES, IN GENERAL
- B05C11/00—Component parts, details or accessories not specifically provided for in groups B05C1/00 - B05C9/00
- B05C11/10—Storage, supply or control of liquid or other fluent material; Recovery of excess liquid or other fluent material
- B05C11/1002—Means for controlling supply, i.e. flow or pressure, of liquid or other fluent material to the applying apparatus, e.g. valves
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B05—SPRAYING OR ATOMISING IN GENERAL; APPLYING FLUENT MATERIALS TO SURFACES, IN GENERAL
- B05C—APPARATUS FOR APPLYING FLUENT MATERIALS TO SURFACES, IN GENERAL
- B05C11/00—Component parts, details or accessories not specifically provided for in groups B05C1/00 - B05C9/00
- B05C11/10—Storage, supply or control of liquid or other fluent material; Recovery of excess liquid or other fluent material
- B05C11/1042—Storage, supply or control of liquid or other fluent material; Recovery of excess liquid or other fluent material provided with means for heating or cooling the liquid or other fluent material in the supplying means upstream of the applying apparatus
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B05—SPRAYING OR ATOMISING IN GENERAL; APPLYING FLUENT MATERIALS TO SURFACES, IN GENERAL
- B05C—APPARATUS FOR APPLYING FLUENT MATERIALS TO SURFACES, IN GENERAL
- B05C5/00—Apparatus in which liquid or other fluent material is projected, poured or allowed to flow on to the surface of the work
- B05C5/002—Apparatus in which liquid or other fluent material is projected, poured or allowed to flow on to the surface of the work the work consisting of separate articles
Abstract
The invention discloses an intelligent press-fitting system for a water outlet pipe joint of an automobile engine cylinder cover, which is provided with a gluing station and a press-fitting station and comprises the following components: the cylinder cover conveying unit is used for conveying the engine cylinder cover; the gluing unit is used for automatically gluing a water outlet of the cylinder cover at a gluing station, wherein the gluing station is arranged on a conveying line of the cylinder cover conveying unit; the lifting mechanism is used for realizing the position switching of the cylinder cover between the gluing station and the press-fitting station; the feeding unit is used for conveying the joint of the water outlet pipe to a position to be pressed of the pressing station; and the press-fitting mechanism is used for horizontally press-fitting the water outlet pipe connector into a water outlet of the cylinder cover at a press-fitting station, wherein the cylinder cover conveying unit, the gluing unit, the lifting mechanism, the feeding unit and the press-fitting mechanism are matched with one another to complete automatic press-fitting of the water outlet pipe connector. The invention can improve the press-fitting efficiency and the press-fitting quality between the water outlet pipe joint and the cylinder cover and has the characteristic of high automation degree.
Description
Technical Field
The invention belongs to the technical field of automobile engine assembly, and particularly relates to an intelligent press-fitting system for a water outlet pipe connector of an automobile engine cylinder cover, which is used for press-fitting the water outlet pipe connector onto an engine cylinder cover.
Background
The automobile engine can generate a large amount of heat in the working process, and in order to cool the engine, the engine is provided with cooling systems which utilize a water pump to provide pressure of cooling liquid to force the cooling liquid to flow in a cooling water channel of the engine so as to timely dissipate the heat generated by the engine, thereby keeping the engine working at the optimal working temperature.
In the assembly process of an automobile engine, a water outlet pipe joint is required to be pressed into a water outlet of a cylinder cover, and the water outlet pipe joint and the water outlet of the cylinder cover are in interference fit so as to avoid the water leakage of the engine.
At present, the press fitting work of the water outlet pipe joint is usually finished manually, specifically, after a worker manually coats a water outlet of a cylinder cover with glue, the water outlet pipe joint is placed into a manual press fitting tool, then the water outlet pipe joint is pressed into the water outlet of the cylinder cover in a mode of knocking the manual press fitting tool, and two workers are usually required to finish the press fitting work cooperatively, wherein one worker is responsible for pressing the water outlet pipe joint, and the other worker is responsible for propping against the cylinder cover.
The manual press-fitting mode is labor-consuming and low in press-fitting efficiency, flow production of the engine is delayed, the whole line rhythm of engine manufacturing is affected, and inevitable operation errors exist in manual press-fitting, so that the press-fitting quality of the water outlet pipe joint is unstable, and potential quality hazards exist.
Disclosure of Invention
The invention aims to provide an intelligent press-fitting system for a water outlet pipe joint of an automobile engine cylinder cover, which is used for replacing manual press-fitting work of the water outlet pipe joint, has the characteristic of high automation degree, and can improve the press-fitting efficiency and the press-fitting quality between the water outlet pipe joint and the cylinder cover.
Therefore, the invention adopts the following technical scheme:
the utility model provides an automobile engine cylinder lid outlet pipe connects intelligent pressure equipment system, has rubber coating station and pressure equipment station, includes: the cylinder cover conveying unit is used for conveying the engine cylinder cover; the gluing unit is used for automatically gluing a water outlet of the cylinder cover at a gluing station, wherein the gluing station is arranged on a conveying line of the cylinder cover conveying unit; the lifting mechanism is used for lifting the cylinder cover from the gluing station to the press-fitting station before press-fitting and lowering the cylinder cover from the press-fitting station back to the gluing station after press-fitting; the feeding unit is used for conveying the joint of the water outlet pipe to a position to be pressed of the pressing station; and the press-fitting mechanism is used for horizontally press-fitting the water outlet pipe joint into a water outlet of the cylinder cover along the horizontal direction at a press-fitting station, wherein the cylinder cover conveying unit, the gluing unit, the lifting mechanism, the feeding unit and the press-fitting mechanism are matched with one another to complete automatic press-fitting of the water outlet pipe joint.
Further, the feeding unit comprises a feeding module, a distributing module and a pushing module, wherein the feeding module comprises a feeding channel for feeding water from the water outlet pipe joint; the pushing module comprises a pushing claw for pushing the water outlet pipe joint to a position to be pressed and a first driving part for driving the pushing claw to act, wherein the pushing claw is provided with a clamping groove for clamping a pipe body of the water outlet pipe joint; the material distributing module comprises a workpiece positioning groove arranged below the discharge hole of the feeding material channel, a material distributing push block used for pushing a water outlet pipe joint in the workpiece positioning groove into the clamping groove, and a second driving part used for driving the material distributing push block to move, wherein when the material is distributed, the material distributing push block pushes the water outlet pipe joint to the clamping groove along the groove direction of the clamping groove from the end part of the water outlet pipe joint.
Furthermore, the feeding channel is formed by enclosing plates, the feeding module further comprises a quick-change cartridge clip detachably connected to a feeding port of the feeding channel, a plurality of water outlet pipe connectors are preassembled in the quick-change cartridge clip, and the water outlet pipe connectors in the feeding channel can fall into the workpiece positioning grooves through self gravity.
Furthermore, a movable baffle is arranged on the quick-change cartridge clip, and the movable baffle is provided with a stopping position for stopping the water outlet pipe joint and a releasing position for releasing the water outlet pipe joint.
Further, the pressure equipment mechanism includes the mounting panel, sets up the mounting panel bottom can horizontal migration the link, be used for the drive the third driver part of link action, be used for supporting the fore-set of cylinder cap when the pressure equipment, be used for from outlet pipe connector tip to support the water pipe pressure head that presses the outlet pipe coupling and be used for ordering about the water pipe pressure head carries out the power part of horizontal pressure equipment action, wherein, the link wholly is C type and opening downwards.
Further, the power component is a gas-liquid pressure cylinder, and the water pipe pressure head is connected to the front end of a piston rod of the gas-liquid pressure cylinder.
Further, the rubber coating unit including the rubber coating mechanism with be used for to the rubber coating mechanism supplies gluey confession gluey module, wherein, the rubber coating mechanism is including gluing the rifle and drive glue the rifle and reach the fourth drive part of rubber coating position, glue the play jiao zui department of rifle and be provided with the flail device that is used for even rubber coating that can turn round, a plurality of glue outlet holes have on the flail device.
Further, elevating system includes base, cylinder cap backup pad and locates be used for the drive on the base the fifth driver part that the cylinder cap backup pad reciprocated, wherein, be equipped with the locating pin that is used for the cylinder cap location in the cylinder cap backup pad and be used for detecting the detection device that the cylinder cap is in the level state of placing.
Further, the cylinder cover conveying unit comprises a horizontal conveying line body and a tray used for carrying cylinder covers to move on the horizontal conveying line body, wherein a code carrying body used for recording the model specifications of the cylinder covers is arranged on the tray, a stopper used for stopping the tray at a gluing station is arranged on the horizontal conveying line body, and the stopper has two states of stopping the tray before gluing and releasing the tray after press mounting.
Further, the horizontal conveying line body is further provided with a check assembly for preventing the tray from retreating at the gluing station, wherein the check assembly comprises a check seat connected to the horizontal conveying line body and a check block rotatably arranged on the check seat and used for stopping the tray from retreating.
The press-fitting system can realize the mechanized press-fitting of the water outlet pipe joint, replaces manual gluing, manual feeding and manual press-fitting, greatly reduces the personnel participation, saves labor, and can improve the press-fitting efficiency and press-fitting quality of the water outlet pipe joint.
In addition to the objects, features and advantages described above, other objects, features and advantages of the present invention are also provided. The present invention will be described in further detail below with reference to the drawings.
Drawings
The accompanying drawings, which are incorporated in and constitute a part of this application, illustrate embodiments of the invention and, together with the description, serve to explain the invention and not to limit the invention. In the drawings:
FIG. 1 is a schematic structural diagram of an intelligent press-fitting system (with a protective net) for a water outlet pipe joint of an automobile engine cylinder head according to an embodiment of the invention;
FIG. 2 is a schematic structural diagram of an intelligent press-fitting system (without a protective net) for a water outlet pipe joint of an automobile engine cylinder head according to an embodiment of the invention;
FIG. 3 shows a side view of the press-fitting system of FIG. 2;
fig. 4 shows a top view of the press-fitting system of fig. 2;
fig. 5 shows a front view of the press-fitting system of fig. 2;
FIG. 6 is a schematic view of the structure of the feeding unit of the present invention;
FIG. 7 shows a bottom view of the feed unit of FIG. 6;
FIG. 8 is a schematic view of the structure of a feed module in a feed unit;
FIG. 9 is a schematic structural view of a material distribution module in a feeding unit;
FIG. 10 is a schematic structural view of a pusher module in the feeding unit;
FIG. 11 illustrates a front view configuration of the pusher module shown in FIG. 10;
FIG. 12 is a schematic view of the press-fitting mechanism according to the present invention;
FIG. 13 shows a front view of the press-fit mechanism of FIG. 12;
FIG. 14 shows a side view of the press-fit mechanism of FIG. 12;
FIG. 15 shows a top view of the press-fit mechanism of FIG. 12;
FIG. 16 is a view showing a state of use of the press-fitting mechanism of the present invention;
FIG. 17 is a schematic view of a glue applying mechanism in the glue applying unit;
FIG. 18 is a schematic structural view of the lift mechanism of the present invention;
FIG. 19 is a schematic view of the stopper;
FIG. 20 is a schematic structural view of a check assembly;
FIG. 21 is a schematic view of the frame; and
fig. 22 shows a state in which the cylinder heads are loaded on the tray.
Description of the reference numerals
1. A feed module; 11. A feeding channel;
12. quickly replacing the cartridge; 121. A movable baffle;
2. a material distributing module; 21. A workpiece positioning groove;
22. distributing a material pushing block; 23. A second drive member;
3. a material pushing module; 31. A material pushing claw;
311. a card slot; 32. A first drive member;
4. mounting a bracket; 41. A gluing mechanism;
411. a glue gun; 412. A fourth drive member;
413. a whirl coating device; 42. A glue supply module;
51. a cylinder cover support plate; 511. Positioning pins;
512. a detection device; 52. A fifth driving member;
61. a horizontal conveyor line body; 62. A tray;
63. a stopper; 64. A check assembly;
641. a check seat; 642. A check block;
10. mounting a plate; 20. A connecting frame;
30. a third drive member; 40. A proximity switch;
50. a top pillar; 60. A water pipe pressure head;
70. a power component; 80. A displacement control device;
90. a connecting seat; 100. A guide seat;
110. a guide post; 120. A limiting block;
130. a color difference sensor; 140. A cylinder cover datum plate;
150. a frame; 200. An electric control cabinet;
300. an HMI operation screen; 400. Displacement-pressure curve screen;
500. and (4) protecting the net.
Detailed Description
It should be noted that the embodiments and features of the embodiments in the present application may be combined with each other without conflict. The present invention will be described in detail below with reference to the embodiments with reference to the attached drawings.
The invention discloses an intelligent press-fitting system for a water outlet pipe joint of an automobile engine cylinder cover, which is provided with a gluing station and a press-fitting station, and comprises a cylinder cover conveying unit for horizontally conveying the engine cylinder cover, a gluing unit for automatically gluing a water outlet of the cylinder cover at the gluing station, a lifting mechanism for lifting the cylinder cover from the gluing station to the press-fitting station before press-fitting and for lowering the cylinder cover from the press-fitting station back to the gluing station after press-fitting, a feeding unit for conveying the water outlet pipe joint to a position to be press-fitted at the press-fitting station, a press-fitting mechanism for horizontally press-fitting the water outlet pipe joint to the water outlet of the cylinder cover at the press-fitting station, and a control unit.
The gluing station is located on the conveying line of the cylinder cover conveying unit, the press-fitting station is located right above the gluing station, the cylinder cover conveying unit, the gluing unit, the lifting mechanism, the feeding unit and the press-fitting mechanism are all controlled and operated by the control unit, and the cylinder cover conveying unit, the gluing unit, the lifting mechanism, the feeding unit and the press-fitting mechanism are mutually matched for operation through coordinated control of the control unit, so that automatic press-fitting of the water outlet pipe joint is realized.
As shown in fig. 2 to 5 and 22, the cylinder head conveying unit includes a horizontal conveying line body 61 and a tray 62 for carrying cylinder heads to move on the horizontal conveying line body 61, wherein the tray 62 has a cylinder head placing groove, the size of the cylinder head placing groove is matched with that of the cylinder heads, so that the cylinder heads can be accurately positioned on the tray 62, and the tray 62 is provided with a code carrier for recording the specifications of the cylinder head models.
With reference to fig. 2 to 5 and 19, a stopper 63 for stopping the tray 62 at the gluing station is disposed on the horizontal conveying line body 61, the stopper 63 includes a stop block capable of rotating and a stop cylinder for driving the stop block to rotate, the stop block has a stop position and a release position, so that the stopper 63 has two states of stopping the tray 62 before gluing and releasing the tray 62 after press fitting, wherein the stopper 63 is normally in a state of stopping the tray 62, and the state switching of the stopper 63 is controlled by the control unit, and specifically, a signal can be transmitted to the control unit by a mode of sensing the position of the tray 62 by a proximity switch.
As shown in fig. 2 to 5 and fig. 20, a backstop assembly 64 for preventing the tray 62 from retreating at the gluing station is further disposed on the horizontal conveyor line body 61, and the backstop assembly 64 includes a backstop seat 641 connected to the horizontal conveyor line body 61 and a backstop 642 rotatably disposed on the backstop seat 641 for stopping the tray 62 from retreating.
The rotation shaft of the check 642 is arranged along the conveying direction of the horizontal conveying line body 61, the check 642 is eccentrically arranged so that the check 642 is in an inclined state in a normal state, the upper end of the check 642 has an inclined surface inclined upward along the conveying direction of the horizontal conveying line body 61, the tray 62 is in contact with the inclined surface portion when passing through the check 642 and gradually presses down the check 642, and the check 642 is restored to an initial position under its own weight and abuts against the tray 62 through the upper end surface thereof when the tray 62 completely passes through.
The check assembly 64 is simple and exquisite in structural design, can guarantee the check effect, and can realize the release and check of the tray 62 without external assistance.
The stopper 63 and the check assembly 64 limit the position of the tray 62 at the gluing station in a mechanical limiting mode, so that the position precision of the cylinder cover at the gluing station is ensured, and powerful guarantee is provided for the subsequent gluing process and the press-fitting process.
And the gluing station is also provided with an RFID reader-writer for reading data information recorded in the code carrier, and the RFID reader-writer is electrically connected with the control unit.
With combined reference to fig. 2 to 4 and 17, the glue applying unit includes a glue applying mechanism 41 and a glue supplying module 42 for supplying glue to the glue applying mechanism 41. The glue coating mechanism 41 includes a glue gun 411 and a fourth driving component 412 for driving the glue gun 411 to reach a glue coating position, the fourth driving component 412 includes an X-direction cylinder executed along a conveying direction of the horizontal conveying line body 61 and a Y-direction cylinder executed along a conveying direction perpendicular to the horizontal conveying line body 61, and the glue supply module 42 includes a glue barrel, a glue supply tube and a glue coating controller.
Wherein, it includes coating valve and whirl coating machine to glue rifle 411, it is in to supply the gluey union coupling on the coating valve, the front end of whirl coating machine has whirl coating device 413 that can turn round, whirl coating device 413 is located the play jiao zui department of coating valve, a plurality of glue outlet holes have on the whirl coating device 413, so that pass through the glue that whirl coating device 413 threw off can evenly coat on the delivery port inner wall of cylinder cap.
The gluing unit replaces manual gluing, and compared with manual gluing, the glue gluing unit can ensure the uniformity of glue coating and is beneficial to improving the press fitting quality of the water outlet pipe joint.
The gluing unit further comprises a glue barrel insulation box, wherein a refrigerating device, a heating device and a temperature sensor are arranged in the glue barrel insulation box, and the refrigerating device, the heating device and the temperature sensor are all electrically connected with the gluing controller, so that glue in the glue barrel can be always in the optimal coating condition of 15-28 ℃.
The glue spreading unit can be obtained by outsourcing, wherein the glue spreading valve can be a glue spreading valve with the model of le tai 97113, the glue spreading controller can be a glue spreading controller with the model of le tai 97152, the glue barrel can be a glue barrel with the model of le tai 97108, the glue spinner can be a glue spinner with the model of le tai 97115, and the glue supplying pipe can be a glue pipe with the model of le tai 97972.
With reference to fig. 5 and 18, the lifting mechanism includes a base disposed below the horizontal conveyor line body 61, a cylinder head support plate 51, and a fifth driving member 52 disposed on the base and configured to drive the cylinder head support plate 51 to move up and down. The fifth driving part 52 is a cylinder.
The cylinder cover supporting plate 51 is provided with at least two positioning pins 511, and the positioning pins 511 are correspondingly inserted into the positioning holes on the tray 62 to realize the positioning of the tray 62 (cylinder cover). In order to take the convenience of plugging and the accuracy of positioning into consideration, the positioning pin 511 adopts a mode of using a combination of a circular positioning pin and a diamond positioning pin.
Still be equipped with on the cylinder cap backup pad 51 and be used for detecting whether tray 62 (cylinder cap) is in the detection device 512 of horizontal placement state to avoid carrying out the pressure equipment work that the outlet pipe connects to the cylinder cap that is in the tilt state, reduced the rejection rate. The detection device 512 is electrically connected to the control unit, and in an embodiment, the detection device 512 is a plurality of proximity switches vertically disposed on the cylinder head supporting plate 51, and the proximity switches are distributed and transmit signals to the control unit by sensing the position of the tray 62 through the proximity switches.
In addition, the positioning pins 511 and the detection device 512 are arranged, so that the position consistency of all cylinder covers in the press-fitting station can be ensured.
As shown in fig. 2 to 11, the feeding unit includes a feeding module 1, a material distributing module 2 for distributing the water outlet pipe joints provided by the feeding module 1 one by one, a material pushing module 3 for pushing the water outlet pipe joints distributed by the material distributing module 2 to a position to be press-fitted, and a mounting bracket 4 for connecting the feeding module 1, the material distributing module 2, and the material pushing module 3 together in a combined manner.
The feeding module 1 comprises a feeding channel 11 for feeding water pipe connectors and a quick-change clip 12 detachably connected to a feeding port of the feeding channel 11, the feeding channel 11 is formed by enclosing plates and is fixedly connected to the mounting support 4, and a plurality of water pipe connectors are preassembled in the quick-change clip 12.
The material distributing module 2 comprises a workpiece positioning groove 21 arranged below the discharge hole of the feeding channel 11, a material distributing push block 22 used for pushing the water outlet pipe joint in the workpiece positioning groove 21 to the material pushing module 3, and a second driving part 23 used for driving the material distributing push block 22 to move. The second driving member 23 is a cylinder and is fixedly mounted on the mounting bracket 4.
The material pushing module 3 comprises a material pushing claw 31 and a first driving part 32 for driving the material pushing claw 31 to act, a clamping groove 311 for clamping a pipe body of the water outlet pipe joint is formed in the material pushing claw 31, the clamping groove 311 is close to the workpiece positioning groove 21, and when material is distributed, the material distributing push block 22 pushes the water outlet pipe joint to the clamping groove 311 along the groove of the clamping groove 311 from the end part of the water outlet pipe joint. The clamping mode ensures that the end parts of the two ends of the water outlet pipe joint are not shielded, provides convenience for the subsequent press fitting work of the water outlet pipe joint, and has strong operability. The first driving member 32 is a cylinder and is fixedly connected to the mounting bracket 4.
The first driving part 32 and the second driving part 23 are electrically connected with the control unit, and proximity switches electrically connected with the control unit are further arranged in the material distributing module 2 and the material pushing module 3 so as to realize coordination and coordination operation. The material distribution module 2 is also provided with a diffuse reflection switch for detecting whether a water outlet pipe joint exists in the workpiece positioning groove 21.
As shown in fig. 8, the quick-change clip 12 is clamped at the feeding port of the feeding channel 11 by a quick clamp, and has the advantages of quick assembly and disassembly and convenient operation.
The height size of the material-distributing push block 22 is equal to or slightly smaller than the diameter size of the water outlet pipe joint, and the simple design can ensure that the material-distributing push block 22 can only push out one water outlet pipe joint when distributing materials each time.
With combined reference to fig. 6 and 7, the feeding channel 11 has an upper inclined section and a lower vertical section, and the discharge port of the lower vertical section is opposite to and close to the workpiece positioning slot 21, so that the water outlet pipe joint in the feeding channel 11 can accurately fall into the workpiece positioning slot 21 by self gravity.
As shown in fig. 6, according to actual working requirements, a movable baffle 121 is disposed at one end of the quick-change cartridge clip 12 close to the feeding port of the feeding channel 11, and the movable baffle 121 has a stopping position for stopping the water outlet pipe joint and a releasing position for releasing the water outlet pipe joint.
In an embodiment, the flap 121 is movable relative to the quick-change clip 12 by an elastic latch, and the flap 121 can be fixed at the release position after the elastic latch is pulled and rotated, and the flap 121 can be restored to the stop position by the elastic force after the elastic latch is reversely rotated to the initial position.
In one embodiment, the movable baffle 121 is connected to the quick-change clip 12 by screws, and the movable baffle 121 has a mounting hole in the release position and a mounting hole in the stop position.
The feeding unit greatly saves manpower, only needs to manually complete the preassembly and disassembly work of the quick-change cartridge clip, and has the characteristic of high automation degree.
The quick-change cartridge clip enables feeding of a plurality of water outlet pipe connectors to be completed through one-time feeding, and pre-installation work of the quick-change cartridge clip can be performed synchronously with press-mounting work of a press-mounting system, so that feeding efficiency is greatly improved.
As shown in fig. 2 to 5, 12 to 16 and 21, the press-fitting mechanism includes a frame 150, a mounting plate 10 connected to a top plate of the frame 150, a connecting frame 20 slidably connected to the mounting plate 10, a third driving unit 30 for driving the connecting frame 20, and a press-fitting assembly for performing a press-fitting operation.
Wherein, link 20 can horizontal migration's connection through slider guide rail set spare the bottom of mounting panel 10, third drive component 30 is the cylinder, and this cylinder setting is in on the mounting panel 10, link 20 wholly is C type and opening downwards, the one end of link 20 sets firmly the fore-set 50 that is used for supporting the cylinder cap when the pressure equipment.
The connecting frame 20 is provided with an initial position and a press-fitting working position, and after the cylinder cover and the water outlet pipe joint are both positioned at the press-fitting working position, the connecting frame 20 completes the displacement action from the initial position to the press-fitting working position under the driving of the third driving part 30, so that the top column 50 is propped against the cylinder cover.
The mounting plate 10 is further provided with a proximity switch 40 for controlling the moving stroke of the connecting frame 20, and the proximity switch 40 comprises an initial position switch and a press-fitting position switch.
The pressure equipment subassembly is including being used for supporting the water pipe pressure head 60 that presses the outlet pipe joint from the tip that the outlet pipe connects, link firmly be used for on the link 20 driving the power part 70 that the water pipe pressure head 60 carried out the pressure equipment action, be used for monitoring the pressure monitoring device of water pipe pressure head 60 pressure equipment power and be used for controlling the displacement control device 80 of water pipe pressure head 60 pressure equipment stroke, wherein, water pipe pressure head 60 is the step shaft form, water pipe pressure head 60 is located in the opening of link 20 and with the fore-set 50 sets up relatively.
After the cylinder cover and the water outlet pipe joint are both positioned at the press-fitting station, the connecting frame 20 shifts to enable the top column 50 to abut against the cylinder cover, and then the water pipe pressure head 60 extends into the water outlet pipe joint under the driving of the power component 70 and horizontally presses the water outlet pipe joint into a water outlet of the cylinder cover from the end part of the water outlet pipe joint.
Referring to fig. 1 to 16, the mounting bracket 4 in the feeding unit is fixedly connected to the rack 150, and the pushing direction of the pushing claw 31 and the press-fitting direction of the water pipe press head 60 are in the same plane and perpendicular to each other.
The diameter of the shaft section of the stepped shaft-shaped water pipe pressure head 60 for pushing the end of the water pipe connector is the same as the outer diameter of the end of the water pipe connector, so that the press-fitting effect of the water pipe connector can be ensured, and the water pipe pressure head 60 can be pressed in the clamping groove 311 to move forward.
Specifically, the power component 70 is a gas-liquid pressure cylinder, the water pipe pressure head 60 is fixedly connected to the front end of the piston rod of the gas-liquid pressure cylinder, and the pressure monitoring device is a pressure sensor which is arranged between the piston rod of the gas-liquid pressure cylinder and the water pipe pressure head 60. The pressure sensor is used for monitoring the press-fitting force, so that the phenomenon that the press-fitting force is too large, and the water outlet pipe joint and the cylinder cover are damaged is avoided. The gas-liquid pressure cylinder is a gas-liquid pressure cylinder with the model number of x-k004.3030.200.49 or k004.030.200.13 produced by TOX (Tox) in Germany.
Further, as shown in fig. 12 and 13, the press-fitting assembly further includes a connecting seat 90 for connecting the water pipe pressure head 60 and the piston rod of the gas-liquid pressure cylinder, wherein the pressure sensor is disposed in the connecting seat 90.
In an embodiment, the displacement control device 80 is a displacement sensor, wherein the displacement sensor is slidably connected to the connecting frame 20 through a sliding block guide rail assembly, and is further fixedly connected to the connecting seat 90 through a connecting plate, and the displacement sensor and the water pipe pressure head 60 move synchronously during press mounting.
The displacement sensor and the electromagnetic valve in the gas-liquid pressure cylinder are in closed-loop control, and the horizontal displacement of the water pipe pressure head 60 relative to the connecting frame 20 is monitored and controlled through the displacement sensor, so that the press-fitting stroke of the water pipe pressure head 60 is controlled, the press-fitting depth of the water pipe joint can be guaranteed to meet the press-fitting technical requirement, and the press-fitting quality is guaranteed.
The press fitting stroke of the water pipe pressure head in the press fitting mechanism is controllable, the press fitting depth of the water pipe joint can be ensured to meet the press fitting requirement, the situation of insufficient press fitting or over-deep press fitting can not occur, and the press fitting quality is guaranteed; the water pipe pressure head extends into the water outlet pipe joint and carries out horizontal press mounting from the end part of the water outlet pipe joint, and the press mounting mode also ensures that the press mounting stress of the water outlet pipe joint is uniform and the eccentric condition is avoided, so that the press mounting and assembling quality is further ensured, and the product percent of pass is improved; in addition, the connecting frame is designed into a C shape, the opening of the connecting frame faces downwards, the structure is simple, and the avoiding effect is good.
The horizontal press mounting is adopted, so that the stability of the cylinder cover is high during press mounting, and the design that the press mounting station is arranged above the gluing station also fully rationalizes the spatial layout.
The press-fitting system can realize the mechanical press-fitting of the water outlet pipe joint, replaces manual gluing, manual feeding and manual press-fitting, greatly reduces the personnel participation, saves labor, improves the press-fitting efficiency and press-fitting quality of the water outlet pipe joint, can be applied to the streamlined production line of the engine, and can greatly improve the whole production line rhythm of the engine.
The press-fitting system of the invention further comprises an electric control cabinet 200, an HMI operation screen 300 and a displacement-pressure curve screen 400 for displaying press-fitting data.
The press-fitting assembly further comprises a guide unit for movably guiding the water pipe pressure head 60, wherein the guide unit comprises two pairs of guide seats 100 and guide pillars 110 which are respectively positioned on two sides of the piston rod of the gas-liquid pressure cylinder, the guide seats 100 are fixedly connected with the connecting frame 20, and the guide pillars 110 are movably arranged in the guide seats 100 and are fixedly connected with the connecting seat 90. The guide unit is arranged to ensure that the deviation of the water pipe pressure head 60 can not occur during the press mounting action, so that the press mounting precision is further guaranteed.
As shown in fig. 12 to 16, the end of the guide post 110 away from the water pipe head 60 has a stop block 120 to mechanically limit the press-fitting stroke of the water pipe head 60. Specifically, after the water pipe joint is pressed and mounted in place by the water pipe pressure head 60, the limiting block 120 abuts against the end surface of the guide seat 100 to limit the water pipe pressure head 60 to move continuously, so that the pressing and mounting stroke of the water pipe pressure head 60 has dual control, and the pressing and mounting depth of the water pipe joint can be further ensured to meet the pressing and mounting technical requirements.
Further, a detachable and replaceable adjusting gasket is arranged between the limiting block 120 and the guide seat 100, the adjusting gasket is provided with a mounting hole for connecting to the guide seat 100 and a U-shaped bayonet for avoiding the guide post 110, the adjusting gasket has various specifications such as 1mm, 5mm and 10mm, and the adjusting gasket is selectively used according to the model of the cylinder cover, so that the limiting stroke of the limiting block 120 is adjustable.
Due to the adoption of the adjusting gasket, the limiting stroke of the limiting block 120 is adjustable, so that the water outlet pipe joint press-fitting device can be suitable for press-fitting of water outlet pipe joints of cylinder covers of various models, and has the characteristics of simple adjusting mode and easiness in operation.
As shown in fig. 16, a cylinder head reference plate 140 is further attached to the bottom of the mounting plate 10. The cylinder cap passes through before carrying out the pressure equipment the elevating system carry out the lifting until the top of cylinder cap with cylinder cap benchmark board 140 contradicts, the pressure equipment locate action of cylinder cap not only can be played in setting up of cylinder cap benchmark board 140, still helps keeping the stability of cylinder cap when the pressure equipment.
In consideration of the fact that in actual production, the color of glue coated at the water outlet of the cylinder cover is different from that of the cylinder cover. In one embodiment, as shown in fig. 14 and 16, the mounting plate 10 is further provided with a color difference sensor 130 for detecting whether glue is applied to the water outlet of the cylinder head before press fitting, so as to avoid press fitting the water outlet joint into the water outlet of the cylinder head without glue application, instead of manual inspection.
In an embodiment, two press-fitting position switches in the proximity switch 40 are provided, the distance between the two press-fitting position switches and the initial position switch in the proximity switch 40 is different, and the selective operation of the two press-fitting position switches enables the connecting frame 20 to have two moving strokes, so that the press-fitting mechanism can adapt to press-fitting of water outlet pipe joints of two types of cylinder covers.
The press-fitting position switches of the proximity switches 40 may be three or more, so that the connecting frame 20 has a wider range of movement, thereby increasing the applicability of the press-fitting mechanism.
In one embodiment, as shown in fig. 1, the press-fitting system of the present invention further includes a protective net 500, wherein the protective net 500 is assembled by an aluminum frame and a transparent acrylic plate. The HMI operation screen 300 and the displacement-pressure curve screen 400 are both disposed on the protective net 500.
The above description is only a preferred embodiment of the present invention and is not intended to limit the present invention, and various modifications and changes may be made by those skilled in the art. Any modification, equivalent replacement, or improvement made within the spirit and principle of the present invention should be included in the protection scope of the present invention.
Claims (10)
1. The utility model provides an automobile engine cylinder lid outlet pipe connects intelligent pressure equipment system which characterized in that, this pressure equipment system has rubber coating station and pressure equipment station, includes:
the cylinder cover conveying unit is used for conveying the engine cylinder cover;
the gluing unit is used for automatically gluing a water outlet of the cylinder cover at a gluing station, wherein the gluing station is arranged on a conveying line of the cylinder cover conveying unit;
the lifting mechanism is used for lifting the cylinder cover from the gluing station to the press-fitting station before press-fitting and lowering the cylinder cover from the press-fitting station back to the gluing station after press-fitting;
the feeding unit is used for conveying the joint of the water outlet pipe to a position to be pressed of the pressing station; and
the press-fitting mechanism is used for horizontally press-fitting the water outlet pipe joint into a water outlet of the cylinder cover along the horizontal direction at a press-fitting station,
the cylinder cover conveying unit, the gluing unit, the lifting mechanism, the feeding unit and the press-fitting mechanism are matched with one another to complete automatic press-fitting of the water outlet pipe joint.
2. The intelligent press-fitting system for the water outlet pipe joint of the automobile engine cylinder cover according to claim 1, wherein the feeding unit comprises a feeding module (1), a distributing module (2) and a pushing module (3), wherein the feeding module comprises a first feeding module, a second feeding module and a third feeding module, and the first feeding module and the second feeding module are connected with each other through a first connecting pipe and a second connecting pipe
The feeding module (1) comprises a feeding channel (11) for feeding the water outlet pipe joint;
the pushing module (3) comprises a pushing claw (31) used for pushing the water outlet pipe joint to a position to be pressed and a first driving part (32) used for driving the pushing claw (31) to move, wherein a clamping groove (311) used for clamping a pipe body of the water outlet pipe joint is formed in the pushing claw (31);
the material distributing module (2) comprises a workpiece positioning groove (21) arranged below the discharge hole of the feeding channel (11), a material distributing push block (22) used for pushing a water outlet pipe joint in the workpiece positioning groove (21) to the clamping groove (311), and a second driving part (23) used for driving the material distributing push block (22) to act,
when the material is distributed, the distributing push block (22) pushes the water outlet pipe joint from the end part of the water outlet pipe joint to the clamping groove (311) along the groove direction of the clamping groove (311).
3. The intelligent press-fitting system for the water outlet pipe joint of the automobile engine cylinder cover according to claim 2 is characterized in that the feeding material channel (11) is formed by enclosing plates, the feeding module (1) further comprises a quick-change cartridge clip (12) detachably connected to a feeding port of the feeding material channel (11), wherein a plurality of water outlet pipe joints are pre-installed in the quick-change cartridge clip (12), and the water outlet pipe joints in the feeding material channel (11) can fall into the workpiece positioning grooves (21) through self gravity.
4. The intelligent press-fitting system for the water outlet pipe joint of the automobile engine cylinder cover according to claim 3, wherein a movable baffle (121) is arranged on the quick-change elastic clamp (12), and the movable baffle (121) has a stopping position for stopping the water outlet pipe joint and a releasing position for releasing the water outlet pipe joint.
5. The intelligent press-fitting system for the water outlet pipe joint of the automobile engine cylinder head according to claim 1, wherein the press-fitting mechanism comprises a mounting plate (10), a horizontally movable connecting frame (20) arranged at the bottom of the mounting plate (10), a third driving part (30) used for driving the connecting frame (20) to act, a top column (50) used for abutting against the cylinder head during press-fitting, a water pipe pressure head (60) used for abutting against the water outlet pipe joint from the end part of the water outlet pipe joint, and a power part (70) used for driving the water pipe pressure head (60) to perform horizontal press-fitting action, wherein the connecting frame (20) is integrally C-shaped and has a downward opening.
6. The intelligent press-fitting system for the water outlet pipe joint of the automobile engine cylinder cover according to claim 5, wherein the power component (70) is a gas-liquid pressure cylinder, and the water pipe pressure head (60) is connected to the front end of a piston rod of the gas-liquid pressure cylinder.
7. The intelligent press-fitting system for the water outlet pipe joint of the automobile engine cylinder head according to claim 1, wherein the gluing unit comprises a gluing mechanism (41) and a glue supply module (42) for supplying glue to the gluing mechanism (41), the gluing mechanism (41) comprises a glue gun (411) and a fourth driving component (412) for driving the glue gun (411) to reach a gluing position, a glue outlet of the glue gun (411) is provided with a rotary glue thrower (413) for uniform gluing, and the glue thrower (413) is provided with a plurality of glue outlet holes.
8. The intelligent press-fitting system for the water outlet pipe joint of the automobile engine cylinder cover according to claim 1, wherein the lifting mechanism comprises a base, a cylinder cover supporting plate (51) and a fifth driving component (52) which is arranged on the base and used for driving the cylinder cover supporting plate (51) to move up and down, wherein a positioning pin (511) used for positioning the cylinder cover and a detection device (512) used for detecting whether the cylinder cover is in a horizontal placement state are arranged on the cylinder cover supporting plate (51).
9. The intelligent press-fitting system for the water outlet pipe joint of the automobile engine cylinder head according to claim 1, wherein the cylinder head conveying unit comprises a horizontal conveying line body (61) and a tray (62) used for carrying cylinder heads to move on the horizontal conveying line body (61), a code carrier used for recording cylinder head model specifications is arranged on the tray (62), a stopper (63) used for stopping the tray (62) at a gluing station is arranged on the horizontal conveying line body (61), and the stopper (63) has two states of stopping the tray (62) before gluing and releasing the tray (62) after press-fitting.
10. The intelligent press-fitting system for the water outlet pipe joint of the automobile engine cylinder cover according to claim 9, wherein a check assembly (64) for preventing the tray (62) from retreating at the gluing station is further arranged on the horizontal conveying wire body (61), wherein the check assembly (64) comprises a check seat (641) connected to the horizontal conveying wire body (61) and a check block (642) rotatably arranged on the check seat (641) and used for stopping the tray (62) from retreating.
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201911159147.4A CN110977394A (en) | 2019-11-22 | 2019-11-22 | Intelligent press-fitting system for water outlet pipe joint of automobile engine cylinder cover |
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| Application Number | Priority Date | Filing Date | Title |
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| CN201911159147.4A CN110977394A (en) | 2019-11-22 | 2019-11-22 | Intelligent press-fitting system for water outlet pipe joint of automobile engine cylinder cover |
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| CN110977394A true CN110977394A (en) | 2020-04-10 |
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| CN201911159147.4A Pending CN110977394A (en) | 2019-11-22 | 2019-11-22 | Intelligent press-fitting system for water outlet pipe joint of automobile engine cylinder cover |
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Application publication date: 20200410 |
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