CN211888611U - Bumper flexible punching, sticking, punching and welding assembly system - Google Patents

Abstract

The invention provides a bumper flexible stamping, sticking, punching and welding assembly system, which comprises: the device comprises an installation rack, a quick-change tool magazine, a quick-change fetal membrane mechanism, a C-shaped stamping tool, a quick-change disc and a six-axis servo machine arm, wherein the quick-change tool magazine is installed on the installation rack; the quick change tool magazine is used for placing C type die cutter, and the quick change tool magazine includes: the tool magazine comprises a tool magazine base and at least one group of containing frames arranged on the tool magazine base, wherein C-shaped punching tools are placed on the containing frames; the quick-change tire membrane mechanism is used for containing a bumper, the C-shaped punching knife is used for punching the bumper, and the six-axis servo robot arm is used for replacing the C-shaped punching knife and driving the C-shaped punching knife to punch; the invention has the advantages that: the bumper punching and sticking machine has the advantages of flexible grabbing of the cutter, quick replacement of the bottom die, multiple combination modes, high stability and the like, and can meet the requirement of punching and sticking bumpers with different shapes when a new product is put in. The manufacturing period is saved, the manufacturing cost is reduced, the universal equipment corresponds to the moulding beds of various products, and the processing of various products is realized.

Description

Bumper flexible punching, sticking, punching and welding assembly system

Technical Field

The utility model relates to a bumper technical field that punches a hole, concretely relates to flexible dashing of bumper is glued and is welded assembly system.

Background

The automobile bumper is a safety device for absorbing and relieving external impact force and protecting the front part and the rear part of an automobile body, and parts such as a lining, a fog lamp, a guard plate, a wire harness, a radar, a decorative strip and the like need to be installed on the automobile front bumper.

At present, assembly radar punching and bonding equipment used in a factory at present is special equipment, one product corresponds to one punching and bonding machine, the special machine is in an overload state when having a production task, and is in an idle state when not having the production task, and the present radar punching and bonding equipment wastes an operation area and labor.

The applicant applies Chinese patent application in 2018, and the publication number of the flexible punching system is CN109571630A, the system realizes flexible tool changing punching and replacement of a clamping fixture through the matching of a punching tool quick-change mechanism, a bumper clamping fixture storage three-dimensional warehouse and a manipulator, and the system can flexibly replace tools in the use process, but due to the limitation of the structure, the system needs to enter equipment manually to manually disassemble and replace a quick-change body which is used for clamping a quick-change body provided with a punching tool female die and a quick-change body provided with a punching tool male die on a C-shaped punching clamp when the tools are replaced each time, so that the production rhythm is influenced (the replacement is carried out each time for more than half an hour), and workers are injured when being replaced; the flexible punching system can only be used for bumper EOP production (bumper production after line production) at present, and is not suitable for bumper SOP production (mass production) due to the structure of the C-shaped punching pliers.

SUMMERY OF THE UTILITY MODEL

In view of the above problems, the present invention provides a bumper flexible punching-sticking punching-welding assembly system, which is used for realizing the requirement of punching-sticking bumpers with different shapes when new products are put on the basis of bumper SOP production (mass production), so as to overcome the defects of the prior art.

The utility model provides a flexible dashing of bumper glues towards and welds assembly system includes: the device comprises an installation rack, a quick-change tool magazine, a quick-change fetal membrane mechanism, a C-shaped stamping tool, a quick-change disc and a six-axis servo machine arm, wherein the quick-change tool magazine is installed on the installation rack;

the quick change tool magazine is used for placing C type die cutter, and the quick change tool magazine includes: the tool magazine comprises a tool magazine base and at least one group of containing frames arranged on the tool magazine base, wherein C-shaped punching tools are placed on the containing frames;

quick change fetal membrane mechanism is used for holding the bumper, and quick change fetal membrane mechanism includes: connecting plate, install the quick change fetal membrane on the connecting plate, link firmly the quick mechanism of inserting of gas and the quick mechanism of inserting of electricity on the installation frame with the connecting plate, the quick mechanism of inserting of gas includes: the pneumatic quick-release mechanism comprises a pneumatic quick-release base, a first push plate, a first baffle, a first air cylinder, a positioning column and a positioning sleeve, wherein the pneumatic quick-release base is installed on an installation rack; the electric quick-plug mechanism comprises: the quick-insertion type pneumatic quick-insertion device comprises an electric quick-insertion base, a second push plate, a second baffle, a second air cylinder, a locking block and a locking groove, wherein the electric quick-insertion base is installed on an installation rack;

the C type die cutter is used for punching a hole to the bumper, and the C type die cutter includes: the C-shaped pliers comprise a C-shaped pliers body, a cylinder frame for installing a gas-liquid pressure cylinder, the gas-liquid pressure cylinder installed on the cylinder frame, a punch buffering frame installed below the gas-liquid pressure cylinder, a punch connected with the free end of a piston rod of the gas-liquid pressure cylinder, and a punching table fixedly connected with the tail of the C-shaped pliers body, wherein the punching table is installed right below the punch, and the back of the C-shaped pliers body is fixedly connected with a quick-change disc installation seat;

the quick change dish includes: the six-axis servo mechanical arm is connected with the C-shaped clamp body through the quick-change disc;

the six-axis servo machine arm is used for replacing the C-shaped punching cutter and driving the C-shaped punching cutter to punch holes.

Preferably, the two sets of quick-change fetal membrane mechanisms are respectively installed at two sides of the installation rack, and the quick-change tool magazine and the six-axis servo robot arm are installed on the installation rack between the two sets of quick-change fetal membrane mechanisms.

Preferably, the pneumatic quick-inserting mechanism comprises: the base is inserted soon to gas, first cylinder, first push pedal, first baffle, the buffer board, a spring, gas is inserted the pedestal mounting soon on being close to the mount pad position in the mount frame, gas is provided with the guide rail on inserting the base soon, first push pedal bottom is provided with at the spout, first push pedal passes through the spout and slides on the guide rail, first cylinder is installed and is inserted the base soon at gas, the piston rod of first cylinder links firmly on first push pedal, first cylinder promotes first push pedal and slides on the guide rail, first baffle mounting is on the connecting plate, the buffer board passes through two sets of bolts and installs at first baffle, the cover is equipped with the spring on the bolt between buffer board and the first baffle, be provided with the reference column on the first push pedal, be provided with the position sleeve on the buffer board, first cylinder promotes first push pedal to first baffle direction motion, the reference column joint on the first push pedal is in the position sleeve on the buffer board.

Preferably, the electric quick-plug mechanism includes: an electric quick-plug base, a second cylinder, a second push plate and a second baffle plate, the second buffer board, the second spring, electricity inserts the pedestal mounting soon in the mount frame that is close to the connecting plate position, electricity is provided with the guide rail on inserting the base soon, second push pedal bottom is provided with at the spout, the second push pedal passes through the spout and slides on the guide rail, the second cylinder is installed and is inserted the base soon at the electricity, the piston rod of second cylinder links firmly in the second push pedal, the second cylinder promotes the second push pedal and slides on the guide rail, the second baffle is installed on the connecting plate, the second buffer board passes through two sets of bolts and installs at the second baffle, the cover is equipped with the second spring on the bolt between second buffer board and the second baffle, be provided with the locking piece in the second push pedal, be provided with the locking groove on the second buffer board, the second cylinder promotes the second push pedal to the motion of second baffle direction, locking piece lock in the locking groove in the second push pedal.

Preferably, the punch cushion frame includes: the guide block, fixing bolt, the buffer block, the third spring, the guide block links firmly at C type pincers body head position and lies in under the gas-liquid pressure cylinder, it passes the hole to have seted up the cylinder on the guide block, the piston rod of gas-liquid pressure cylinder passes the cylinder and passes the hole, two sets of fixing bolt threaded connection are in the bottom of guide block and parallel with the piston rod, the buffer block passes through two sets of fixing bolt and installs in the guide block below, the cover is equipped with the third spring on the fixing bolt between buffer block and the guide block.

Preferably, the device also comprises a heating system for heating the C-shaped die cutter and the product, wherein the heating system comprises a die cutter heating mechanism and a product heating mechanism, and the die cutter heating mechanism comprises: the heating tube and the thermocouple are arranged on the C-shaped stamping knife, the heating tube and the thermocouple are arranged in the mounting hole, the product heating mechanism is composed of a heating air gun and a mounting support, the mounting support is mounted on a mounting rack close to the quick-change tire mold mechanism, and the heating air gun is mounted on the mounting support.

Preferably, the mounting bracket is provided with a horizontal displacement mechanism and a vertical displacement mechanism, the vertical displacement mechanism is mounted on a slide block of the horizontal displacement mechanism, and the heating air gun is mounted on the slide block of the horizontal displacement mechanism.

The utility model has the advantages and positive effects that:

1. the utility model has the advantages of the flexibility snatchs cutter, quick replacement die block, multiple compound mode, stability height, dashes the demand that glues to different molding bumpers when can realize new product and put in. The manufacturing period is saved, the manufacturing cost is reduced, the universal equipment corresponds to the moulding beds of various products, and the processing of various products is realized.

2. The utility model discloses according to the different characteristics in different product radar support positions, to different structure bumpers, the mould that can bond/weld radar support is made in the design, and the mould possesses the quick change function, and operating personnel is withdrawing from former mould, puts into the assigned position back with new mould, only needs the main points to hit a key retooling button, just can accomplish whole retooling process in 180 seconds. Aiming at different products, the robot track switching work can be completed only by selecting different combination modes according to key points.

3. The utility model discloses consider northeast winter the weather cold, the butt-cut head sets up the heating pipe technique, establishes die-cut preheating system, and whole heating system contains: heating the punching knife and heating the product. The die cutter heating adopts high-quality heating tube and thermocouple to inlay in the die cutter mounting hole, and the side withstands fixedly with the screw, by thermocouple feedback temperature, through PLC program setting, but intelligent regulation heating time and temperature. The product heating device consists of a heating air gun and a mounting bracket, wherein the air gun is an industrial high-temperature air gun, and the air gun is intelligently controlled to be powered on and off through a PLC (programmable logic controller) program; the mounting bracket is fixed on the outer surface side of the product, is made of aluminum alloy 6061 (surface oxygen electrode), and has X, Y direction adjustable and angle adjustable functions so as to meet different mounting positions and angle requirements.

4. The utility model discloses a quick change fetal membrane mechanism can carry out the fetal membrane that quick replacement corresponds to the bumper of multiple motorcycle type, and on the connecting plate was transported to the frequent transport vechicle of fetal membrane, gas inserted the mechanism fast and electricity inserted the mechanism fast and can fix a position and press from both sides tightly the fetal membrane fast.

5. The utility model discloses a cutter and C type pincers integral type structural design can ensure high strength, long-time work to unnecessary manual work carries out the interior cutter of changing of equipment.

Drawings

Other objects and results of the invention will be more apparent and readily appreciated by reference to the following description taken in conjunction with the accompanying drawings, and as the invention is more fully understood. In the drawings:

fig. 1 is a front view of the overall structure according to an embodiment of the present invention.

Fig. 2 is a front view of a quick change tool magazine structure according to an embodiment of the present invention.

Fig. 3 is a schematic structural view of a C-shaped die cutter according to an embodiment of the present invention.

Fig. 4 is a schematic diagram of a quick-change disc structure according to an embodiment of the present invention.

Fig. 5 is a schematic structural diagram of a pneumatic quick-inserting mechanism of a quick-changing tire mold mechanism according to the embodiment of the present invention.

Fig. 6 is an electric quick-inserting mechanism schematic diagram of a quick-changing fetal membrane mechanism according to the embodiment of the utility model.

Fig. 7 is a schematic diagram of the ATI connection plate structure of the quick-change fetal membrane mechanism according to the embodiment of the present invention.

Fig. 8 is a front view of a pneumatic quick-plug mechanism according to an embodiment of the present invention.

Fig. 9 is a front view of an electric quick-plug mechanism according to an embodiment of the present invention.

Wherein the reference numerals include: the quick-change tool magazine comprises a mounting rack 1, a quick-change tool magazine 2, a tool magazine base 2-1, a containing rack 2-2, a quick-change tire membrane mechanism 3, a connecting plate 3-1, a C-shaped punching tool 4, a C-shaped clamp body 4-1, a gas-liquid pressurizing cylinder 4-2, a cylinder frame 4-3, a punch buffering rack 4-4, a guide block 4-4-1, a fixing bolt 4-2, a buffering block 4-4-3, a third spring 4-4, a punch 4-5, a punching table 4-6, a quick-change disc mounting seat 4-7, a quick-change disc 5, a mother disc 5-1, a sub disc 5-2, a positioning hole 5-3, a sub disc positioning column 5-4, a six-axis servo machine arm 6, a gas quick-insert mechanism 7, a gas quick-insert base 7-1, a first cylinder 7-2, a first push plate 7-3, a positioning hole, The device comprises a first baffle 7-4, a buffer plate 7-5, a spring 7-6, a guide rail 7-7, an electric quick-plug mechanism 8, an electric quick-plug base 8-1, a second cylinder 8-2, a second push plate 8-3, a second baffle 8-4, a second buffer plate 8-5, a second spring 8-6, a guide rail 8-7 and a heating system 9.

Detailed Description

In the following description, for purposes of explanation, numerous specific details are set forth in order to provide a thorough understanding of one or more embodiments. It may be evident, however, that such embodiment(s) may be practiced without these specific details. In other instances, well-known structures and devices are shown in block diagram form in order to facilitate describing one or more embodiments.

Fig. 1-9 show the overall structure schematic according to an embodiment of the present invention.

The utility model discloses a flexible dashing of bumper glues towards and welds assembly system includes: the device comprises an installation rack 1, a quick-change tool magazine 2, a quick-change fetal membrane mechanism 3, a C-shaped punching tool 4, a quick-change disc 5 and a six-axis servo robot arm 6, wherein the quick-change tool magazine 2 is installed on the installation rack 1;

quick change tool magazine 2 is used for placing C type die cutter 4, and quick change tool magazine 2 includes: the tool magazine comprises a tool magazine base 2-1 and six groups of containing frames 2-2 arranged on the tool magazine base 2-1, wherein C-shaped stamping tools 4 are placed on the containing frames 2-2, two sets of quick-change fetal membrane mechanisms 3 are respectively installed at two side positions of an installation rack 1, the quick-change tool magazine 2 and a six-axis servo robot arm 6 are installed on the installation rack 1 between the two sets of quick-change fetal membrane mechanisms 3, and the six-axis servo robot arm 6 is used for replacing the C-shaped stamping tools 4 and driving the C-shaped stamping tools 4 to punch holes.

Referring to fig. 5-9, the utility model discloses a quick change fetal membrane mechanism 3 is used for holding the bumper, and quick change fetal membrane mechanism 3 includes: the quick-change tire mold comprises a connecting plate 3-1, a quick-change tire mold installed on the connecting plate 3-1, a quick air insertion mechanism 7 and a quick electric insertion mechanism 8, wherein the connecting plate 3-1 is fixedly connected to an installation rack 1, and the quick air insertion mechanism 7 comprises: the pneumatic quick-plug base 7-1, the first air cylinder 7-2, the first push plate 7-3, the first baffle 7-4, the buffer plate 7-5 and the spring 7-6, the pneumatic quick-plug base 7-1 is installed on the installation rack 1 close to the connecting plate 3-1, the guide rail 7-7 is arranged on the pneumatic quick-plug base 7-1, the bottom of the first push plate 7-3 is provided with a sliding groove, the first push plate 7-3 slides on the guide rail 7-7 through the sliding groove, the first air cylinder 7-2 is installed on the pneumatic quick-plug base 7-1, the piston rod of the first air cylinder 7-2 is fixedly connected on the first push plate 7-3, the first air cylinder 7-2 pushes the first push plate 7-3 to slide on the guide rail 7-7, the first baffle 7-4 is installed on the connecting plate 3-1, the buffer plate 7-5 is installed on the first baffle 7-4 through two groups of bolts, a spring 7-6 is sleeved on the bolt between the buffer plate 7-5 and the first baffle 7-4, a positioning column is arranged on the first push plate 7-3, a positioning sleeve is arranged on the buffer plate 7-5, the first air cylinder 7-2 pushes the first push plate 7-3 to move towards the first baffle 7-4, and the positioning column on the first push plate 7-3 is clamped in the positioning sleeve on the buffer plate 7-5.

The electric quick-insertion mechanism 8 includes: the electric quick-plug base 8-1, the second cylinder 8-2, the second push plate 8-3, the second baffle plate 8-4, the second buffer plate 8-5 and the second spring 8-6, the electric quick-plug base 8-1 is arranged on the mounting rack 1 near the connecting plate 3-1, the electric quick-plug base 8-1 is provided with a guide rail 8-7, the bottom of the second push plate 8-3 is provided with a sliding chute, the second push plate 8-3 slides on the guide rail 8-7 through the sliding chute, the second cylinder-2 is arranged on the electric quick-plug base 8-1, the piston rod of the second cylinder 8-2 is fixedly connected on the second push plate 8-3, the second cylinder 8-2 pushes the second push plate 8-3 to slide on the guide rail 8-7, the second baffle plate 8-4 is arranged on the connecting plate 3-1, the second buffer plate 8-5 is installed on the second baffle plate 8-4 through two groups of bolts, a second spring 8-6 is sleeved on the bolt between the second buffer plate 8-5 and the second baffle plate 8-4, a locking block is arranged on the second push plate 8-3, a locking groove is formed in the second buffer plate 8-5, the second air cylinder 8-2 pushes the second push plate 8-3 to move towards the second baffle plate 8-4, and the locking block on the second push plate 8-3 is locked in the locking groove.

Referring to fig. 3, the utility model discloses a C type die cutter 4 is used for punching a hole to the bumper, and C type die cutter 4 includes: the C-shaped clamp comprises a C-shaped clamp body 4-1, a cylinder frame 4-3 provided with a gas-liquid pressure cylinder 4-2 is fixedly connected to the head of the C-shaped clamp body 4-1, the gas-liquid pressure cylinder 4-2 is arranged on the cylinder frame 4-3, a punch buffer frame 4-4 arranged below the gas-liquid pressure cylinder 4-2, a punch 4-5 connected with the free end of a piston rod of the gas-liquid pressure cylinder 4-2 is fixedly connected to the tail of the C-shaped clamp body 4-1, a punching table 4-6 is arranged right below the punch 4-5, and a quick change disc mounting seat 4-7 is fixedly connected to the back of the C-shaped clamp body 4-1;

referring to fig. 4, the quick-change disc 5 of the present invention includes: the clamp comprises a master disc 5-1 arranged on a quick-change disc mounting seat 4-7 and a sub disc 5-2 arranged on the free end of a six-axis servo machine arm 6, wherein a positioning hole 5-3 and an air source suction hole are formed in the master disc 5-1, a sub disc positioning column 5-4 and an air source suction hole are formed in the sub disc 5-2, the sub disc positioning column 5-4 of the sub disc 5-2 is inserted into the positioning hole 5-3 of the master disc 5-1, and the six-axis servo machine arm 6 is connected with a C-shaped clamp body 4-1 through a quick-change disc 5;

referring to fig. 3, the punch buffering frame 4-4 of the present invention includes: a guide block 4-4-1, a fixing bolt 4-4-2, a buffer block 4-4-3 and a third spring 4-4-4, wherein the guide block 4-4-1 is fixedly connected at the head of the C-shaped clamp body 4-1 and is positioned right below the gas-liquid pressure cylinder 4-2, a cylinder through hole is arranged on the guide block 4-4-1, a piston rod of the gas-liquid pressure cylinder 4-2 passes through the cylinder through hole, two groups of fixing bolts 4-4-2 are in threaded connection with the bottom of the guide block 4-4-1 and are parallel to the piston rod, the buffer block 4-4-3 is arranged below the guide block 4-4-1 through two groups of fixing bolts 4-4-2, and the third spring 4-4-2 is sleeved on the fixing bolt 4-4-2 between the buffer block 4-4-3 and the guide block 4-4-1 -4.

Considering northeast winter climate cold, add the heating pipe technique to die-cut head, establish die-cut preheating system, heating system 9 includes: heating system 9 is by die cutter heating mechanism and product heating mechanism, and die cutter heating mechanism includes: heating tube and thermocouple, be provided with the mounting hole of installation heating tube and thermocouple on the C type die cutter 4, heating tube and thermocouple are installed in the mounting hole, product heating mechanism comprises heating air gun and installing support, the installing support is installed in the installation frame that is close to quick change fetal membrane mechanism, heating air gun installs on the installing support, be provided with on the installing support along horizontal direction displacement mechanism and along vertical displacement mechanism, vertical displacement mechanism installs on horizontal direction displacement mechanism's slider, heating air gun installs on horizontal direction displacement mechanism's slider.

The above embodiments are only specific embodiments of the present invention, but the scope of the present invention is not limited thereto, and any person skilled in the art can easily think of changes or substitutions within the technical scope of the present invention, and all should be covered within the scope of the present invention. Therefore, the protection scope of the present invention shall be subject to the protection scope of the claims.

Claims (7)

1. A bumper flexible die-bonding and die-welding assembly system, comprising: the device comprises an installation rack, a quick-change tool magazine, a quick-change fetal membrane mechanism, a C-shaped stamping tool, a quick-change disc and a six-axis servo machine arm, wherein the quick-change tool magazine is installed on the installation rack;

the quick change tool magazine is used for placing C type die cutter, the quick change tool magazine includes: the C-shaped punching tool comprises a tool magazine base and at least one group of containing frames arranged on the tool magazine base, wherein the C-shaped punching tool is placed on the containing frames;

quick change fetal membrane mechanism is used for holding the bumper, quick change fetal membrane mechanism includes: connecting plate, install the quick change fetal membrane on the connecting plate, link firmly the quick insertion mechanism of gas and the quick insertion mechanism of electricity on the installation frame with the connecting plate, the quick insertion mechanism of gas includes: the pneumatic quick-release mechanism comprises a pneumatic quick-release base, a first push plate, a first baffle, a first air cylinder, a positioning column and a positioning sleeve, wherein the pneumatic quick-release base is installed on an installation rack; the electric quick-plug mechanism comprises: the quick-insertion type pneumatic quick-insertion device comprises an electric quick-insertion base, a second push plate, a second baffle, a second air cylinder, a locking block and a locking groove, wherein the electric quick-insertion base is installed on an installation rack;

the C type die cutter is used for punching a hole to the bumper, and the C type die cutter comprises: the C-shaped pliers comprise a C-shaped pliers body, a cylinder frame for installing a gas-liquid pressure cylinder, the gas-liquid pressure cylinder installed on the cylinder frame, a punch buffering frame installed below the gas-liquid pressure cylinder, a punch connected with the free end of a piston rod of the gas-liquid pressure cylinder, and a punching table fixedly connected with the tail of the C-shaped pliers body, wherein the punching table is installed right below the punch, and the back of the C-shaped pliers body is fixedly connected with a quick-change disc installation seat;

the quick change dish includes: the clamp comprises a mother disc arranged on a quick-change disc mounting seat and a sub disc arranged on the free end of a six-axis servo machine arm, wherein the mother disc is provided with a positioning hole, the sub disc is provided with a sub disc positioning column, the sub disc positioning column of the sub disc is inserted into the positioning hole of the mother disc, and the six-axis servo machine arm is connected with a C-shaped clamp body through a quick-change disc;

the six-axis servo robot arm is used for replacing the C-shaped punching cutter and driving the C-shaped punching cutter to punch holes.

2. The assembly system for punching, bonding and punching the bumper according to claim 1, wherein the two sets of quick-change tire mold mechanisms are respectively mounted at two side positions of a mounting frame, and the quick-change tool magazine and the six-axis servo robot arm are mounted on the mounting frame between the two sets of quick-change tire mold mechanisms.

3. The bumper compliant die bond assembly system according to claim 1, wherein the air quick-disconnect mechanism comprises: the pneumatic quick-plug base is installed on an installation rack close to the position of a connecting plate, a guide rail is arranged on the pneumatic quick-plug base, a sliding groove is formed in the bottom of the first push plate, the first push plate slides on the guide rail through the sliding groove, the first air cylinder is installed on the pneumatic quick-plug base, a piston rod of the first air cylinder is fixedly connected onto the first push plate, the first air cylinder pushes the first push plate to slide on the guide rail, the first baffle is installed on the connecting plate, the buffer plate is installed on the first baffle through two groups of bolts, the spring is sleeved on a bolt between the buffer plate and the first baffle, a positioning column is arranged on the first push plate, a positioning sleeve is arranged on the buffer plate, and the first air cylinder pushes the first push plate to move towards the first baffle, and the positioning column on the first push plate is clamped in the positioning sleeve on the buffer plate.

4. The bumper compliant die bond assembly system of claim 1, wherein the electrical quick-disconnect mechanism comprises: the electric quick-plug base is mounted on a mounting rack close to the position of the connecting plate, a guide rail is arranged on the electric quick-plug base, a sliding groove is formed in the bottom of the second pushing plate, the second pushing plate slides on the guide rail through the sliding groove, the second air cylinder is mounted on the electric quick-plug base, a piston rod of the second air cylinder is fixedly connected onto the second pushing plate, the second air cylinder pushes the second pushing plate to slide on the guide rail, the second baffle plate is mounted on the connecting plate, the second baffle plate is mounted on the second baffle plate through two groups of bolts, the second spring is sleeved on the bolts between the second baffle plate and the second baffle plate, a locking block is arranged on the second pushing plate, a locking groove is formed in the second baffle plate, and the second air cylinder pushes the second pushing plate to move towards the second baffle plate, and the locking block on the second push plate is locked in the locking groove.

5. The bumper compliant die bond assembly system of claim 1, wherein the punch cushion carriage comprises: guide block, fixing bolt, buffer block, third spring, the guide block links firmly at C type pincers body head position and lies in under the gas-liquid pressure cylinder, it passes the hole to have seted up the cylinder on the guide block, the piston rod of gas-liquid pressure cylinder passes the hole, and is two sets of fixing bolt threaded connection is in the bottom of guide block is parallel with the piston rod, the buffer block is through two sets of fixing bolt installs in the guide block below, the buffer block with fixing bolt between the guide block goes up the cover and is equipped with the third spring.

6. The assembly system of claim 1, further comprising a heating system for heating the C-die and the product, wherein the heating system comprises a die heating mechanism and a product heating mechanism, and the die heating mechanism comprises: the heating device comprises a heating pipe and a thermocouple, wherein a mounting hole for mounting the heating pipe and the thermocouple is formed in the C-shaped stamping knife, the heating pipe and the thermocouple are mounted in the mounting hole, the product heating mechanism comprises a heating air gun and a mounting bracket, the mounting bracket is mounted on a mounting rack close to the quick-change tire mold mechanism, and the heating air gun is mounted on the mounting bracket.

7. The bumper flexible stamping, sticking, stamping and welding assembly system according to claim 6, wherein a horizontal displacement mechanism and a vertical displacement mechanism are arranged on the mounting bracket, the vertical displacement mechanism is mounted on a slide block of the horizontal displacement mechanism, and the heating air gun is mounted on a slide block of the horizontal displacement mechanism.

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