CN217726806U - Punching mechanism of automobile anti-collision beam - Google Patents

Abstract

The utility model discloses a mechanism of punching a hole of car anticollision roof beam, including bottom plate, roof, the fixed backing plate that is provided with of roof lower extreme, be provided with parallel arrangement's first punching device, second punching device between bottom plate and the roof, first punching device and second punching device all include the spacing subassembly in a left side, the spacing subassembly in the right side and be used for the preceding punching die group and the module of punching a hole after and, and first punching device still is provided with down spacing subassembly. The utility model has the advantages of the design is effective, easy operation, through the spacing subassembly in a left side, the spacing subassembly in the right side, the accurate location of crashproof roof beam is realized to the spacing subassembly of lower limit, the module that punches a hole before recycling realizes the processing of punching a hole with the module that punches a hole afterwards to reach all processing of punching a hole of can accomplishing in the processing of a process, reduce the number of times of technology step and upset location, reduce the accumulation error, improve the relative position precision between the mounting hole, the assurance quality is smooth and easy with the installation, improve work efficiency.

Description

Punching mechanism of automobile anti-collision beam

Technical Field

The utility model belongs to the technical field of automobile parts's production facility and specifically relates to a mechanism of punching a hole of car anticollision roof beam is related to.

Background

At present, when people buy automobiles, people do not only pay attention to the appearance and the interior of the automobiles, but also pay more attention to the safety of people, so that people are mainly concerned by the nation, the development of a society is mainly concerned by people, and the development is not based on things or economy, so that people leave from leading and working, and the people are in the air.

The automobile anti-collision beam is used as one component of many parts of an automobile and mainly used for protecting the safety of drivers in a cab, as shown in fig. 1, the automobile anti-collision beam comprises a body 01, the cross section of the body is of a hollow square-shaped structure, a plurality of mounting holes 02 are formed in four side faces of the square-shaped structure, one side face of the anti-collision beam is punched at first according to a general traditional process scheme, the second side face of the anti-collision beam is machined after overturning positioning, and the like in sequence until all the mounting holes in the four side faces are punched completely.

Disclosure of Invention

The utility model aims to solve the technical problem that a mechanism of punching a hole of car anticollision roof beam is provided, realizes punching a hole to a plurality of mounting holes on four sides of anticollision roof beam and processes to reach and to accomplish in the processing of one process, reduce the number of times of technology step and upset location, reduce the accumulation error, improve the relative position precision between the mounting hole, guarantee quality and the smooth and easy of installation improve work efficiency.

The utility model provides a technical scheme that above-mentioned technical problem adopted does: the utility model provides a punching mechanism of car anticollision roof beam, includes bottom plate, roof, the fixed backing plate that is provided with of roof lower extreme, bottom plate and roof between be provided with first punching device, the second punching device of parallel arrangement, first punching device and second punching device all include left spacing subassembly, right spacing subassembly and be used for preceding punching die group and the back punching die group that punches a hole, be located first punching device's preceding punching die group is provided with the first piece that pushes away its motion, is located second punching device's back punching die group is provided with the second that pushes away the piece that pushes away its motion, is located first punching device's back punching die group is adjacent with the preceding punching die group of second punching device and is provided with the third that can promote both motions simultaneously and pushes away the piece, first piece, second push away piece, third and push away piece and pierce through backing plate after all with roof fixed connection, left spacing subassembly pass through pull rod and roof fixed connection, first punching device still be provided with down spacing subassembly.

As a further improvement, the spacing subassembly in a left side include location plug, locating piece, guide piece, gag lever post and can promote the push pedal subassembly that the gag lever post removed, the locating piece be provided with and be rectangular constant head tank, the location plug wholly be cuboid structure and adjacent setting in the constant head tank, locating piece and bottom plate fixed connection, the quantity of location plug for two and all peg graft and pass through lockpin fixed connection with the guide piece. The limiting rods are four in number, two limiting rods are used as a group and are arranged on two sides of the positioning core rod respectively, and the limiting rods are connected with the guide piece in a sliding mode.

As a further improvement of the utility model, be located the top of location plug is provided with the clamp plate, clamp plate be connected through the connecting rod with the roof.

As a further improvement, the push pedal subassembly include fixed plate, push pedal and be located two backup pads of push pedal both sides, four fixed connection of fixed plate, guide piece and two backup pads form a mouthful font structure after the combination, the push pedal activity set up in the inside of a mouthful font structure to be provided with the first cylinder that can promote its removal, first cylinder and fixed plate fixed connection, push pedal and gag lever post fixed connection.

As a further improvement, the spacing subassembly in the right side include stopper and cushion, stopper and the adjacent setting of cushion and equal fixed connection on the bottom plate, the top of stopper is provided with the boss, the cushion be the cuboid structure, the step face of boss is less than the upper surface of cushion to the height value of bottom plate, the location plug be provided with boss assorted recess.

As a further improvement, the number of lower limiting assemblies is two, and sets up respectively in first punching device's left side and right side, two lower limiting assemblies all include plug-in components, upper guide, second cylinder, the upper end of plug-in components be provided with plug portion, plug-in components and upper guide sliding connection, upper guide fixed connection on the bottom plate, the upper end of second cylinder be connected through mobilizable telescopic link with plug-in components, second cylinder fixed connection in the lower extreme of bottom plate.

As a further improvement, the preceding module and the back module of punching a hole all include guide block, slider, guide block and slider sliding connection, the front end of slider be provided with the drift more than one at least, guide block and bottom plate fixed connection.

As a further improvement, the front end of slider be provided with the pit, the pit insert and be equipped with reset spring, reset spring's one end and pit bottom surface looks butt, the side looks butt of the other end and locating piece, the rear end of slider be provided with the dog that restricts its removal, dog and guide block fixed connection.

As a further improvement, the slider setting slope that has inclination, first push away piece, second push away piece, third and push away the piece and all set up the face that pushes away that has inclination, be located the third pushes away the quantity that pushes away the face on the piece and is two, and the cross-section after the combination is the V font, is located first push away piece, second push away the piece, the third pushes away the face that pushes away on the piece all pass behind the clamp plate with slope sliding connection.

As a further improvement of the utility model, the lower extreme of bottom plate be provided with a plurality of mould feet of fixed connection, it is a plurality of mould foot parallel arrangement set up.

The utility model discloses a theory of operation and step: the top plate, the backing plate, the pressing plate and the positioning core rod positioned in the left limiting assembly are in an upper state under the action of equipment, the two anti-collision beams are inserted into the positioning core rod and positioned through the limiting rod positioned in the left limiting assembly, then under the action of the equipment, the top plate, the base plate, the pressure plate and the positioning core rod are pushed downwards together to ensure that the anti-collision beam is attached and connected with the positioning groove in the positioning block, after the anti-collision beam is connected with the positioning groove in place, the limiting rod can be removed, the lower limiting component in the first punching device plays a role in positioning to ensure that the position of the anti-collision beam in the first punching device is stable, the right limiting component is used for limiting the right position of the anti-collision beam, the pressing plate continues to descend until the anti-collision beam is pressed, so that the position of the anti-collision beam is stable, the top plate and the base plate continue to move downwards, the top plate pushes the first pushing piece, the second pushing piece and the third pushing piece to continue to move downwards, thereby pushing the slide blocks in the front and rear punching modules to the anti-collision beam at the same time, ensuring that the punch head at the front end of the slide block realizes punching processing on two side surfaces of the anti-collision beam, after the punching is finished, the top plate, the base plate and the pressing plate gradually rise to drive the first pushing piece, the second pushing piece and the third pushing piece to rise synchronously, the punch head positioned in the sliding block is separated from the anti-collision beam under the action of the reset spring, the left limiting assembly and the positioning core rod simultaneously move upwards along with the continuous rising of the top plate, the anti-collision beam is manually taken down, then after turning over the angle of 90 degrees, the anti-collision beam is inserted into the adjacent positioning core rod again, the operation steps are repeated, therefore, the punching processing of the four side faces of the anti-collision beam is realized, the turning times are reduced, the relative position precision of each punched hole is ensured, the working efficiency is improved, and the assembly is ensured to be smooth.

The utility model has the advantages of the design is effective, easy operation, through the accurate location that the anticollision roof beam was realized to spacing subassembly in a left side, the spacing subassembly in the right side, lower limit subassembly, the module that punches a hole before recycling realizes the processing of punching a hole with the module that punches a hole afterwards to reach and to accomplish all processing of punching a hole in the processing of a process, reduce the number of times of technology step and upset location, reduce the accumulation error, improve the relative position precision between the mounting hole, the assurance quality is smooth and easy with the installation, improve work efficiency. The spacing subassembly in a left side is used for restricting the left side position of crashproof roof beam, the spacing subassembly in the right side is used for restricting the right side position of crashproof roof beam, be located the lower limit subassembly in first punching device, the relative position of each mounting hole on the crashproof roof beam of assurance installation in first punching device is accurate, push away the piece through first, the second, the third pushes away the piece and handles preceding punching die set and the back punching die set of assorted respectively, the processing of punching a hole to crashproof roof beam is realized, and easy operation is favorable to realizing the standardization of operation, the convenience, and the work efficiency is improved, the quality is guaranteed, and the smooth and easy of assembly.

Drawings

FIG. 1 is a schematic view of a vehicle impact beam;

FIG. 2 is an exploded view of the present invention;

FIG. 3 is an exploded view of the left stop assembly and the push plate assembly;

FIG. 4 is a schematic structural view of a right stop assembly;

FIG. 5 is an exploded view of the lower stop assembly;

fig. 6 is an exploded view of the rear punch module.

The reference numbers in the figures illustrate:

1. a top plate; 2. a connecting rod; 3. a base plate; 4. a second pushing member; 5. a third pushing piece; 6. a first pushing member; 7. pressing a plate; 8. a left limit component; 9. a right limit assembly; 10. a base plate; 11. a mould leg; 12. a front punching module; 13. a rear punching module; 14. a lower limit component; 15. a pull rod;

40. pushing the dough; 81. positioning blocks; 82. positioning the core rod; 83. a guide member; 84. a limiting rod; 85. a push plate assembly; 91. a limiting block; 92. cushion blocks;

121. a guide block; 122. a slider; 141. an upper guide member; 142. a plug-in; 143. a second cylinder; 810. positioning a groove; 820. a lock pin; 851. a fixing plate; 852. pushing the plate; 853. a support plate; 910. a boss;

122a, a punch; 122b, a pit; 122c, a return spring; 122d, a stop block; 122e, a ramp; 142a, a plug portion; 143a, a telescopic rod; 852a, first cylinder.

Detailed Description

In order to make the objects, technical solutions and advantages of the present invention more clearly understood, the present invention is further described in detail below with reference to the accompanying drawings and embodiments. It should be understood that the specific embodiments described herein are for purposes of illustration only and are not intended to limit the invention.

As shown in fig. 1 to 6: the utility model provides a punching mechanism of automobile anti-collision beam, includes bottom plate 10, roof 1, and the fixed backing plate 3 that is provided with of 1 lower extreme of roof, is provided with first punching device, the second punching device of parallel arrangement between bottom plate 10 and the roof 1, and first punching device and second punching device all include left spacing subassembly 8, right spacing subassembly 9, and be used for preceding punching die group 12 and the back punching die group 13 that punches a hole, are located the preceding punching die group 12 of first punching device is provided with the first piece 6 that pushes away its motion, and the back punching die group 13 that is located the second punching device is provided with the second that pushes away piece 4 that promotes its motion, and the back punching die group 13 that is located the first punching device is adjacent with the preceding punching die group 12 of second punching device and is provided with the third that can push away both motions simultaneously and pushes away a 5, and first piece 6, second push away 4, third push away piece 5 and all with roof 1 fixed connection after penetrating through pull rod 15, and roof 1 fixed connection are passed through to left spacing subassembly 8, and roof 1 still are provided with down spacing subassembly 14.

Further, in this embodiment, the left limit component 8 is connected with the top plate 1 through the pull rod 15, when the top plate 1 moves up or down, the left limit component 8 can realize synchronous movement, the left limit component 8 is used for limiting the left position of the anti-collision beam, the right limit component 9 is used for limiting the right position of the anti-collision beam, and the lower limit component 14 in the first punching device ensures that the relative positions of the installation holes 02 on the anti-collision beam in the first punching device are accurate, and the first pushing piece 6, the second pushing piece 4 and the third pushing piece 5 are used for respectively operating the front punching module 12 and the rear punching module 13 which are matched with each other, so as to realize punching processing of the anti-collision beam.

The left limiting component 8 comprises a positioning core rod 82, a positioning block 81, a guide piece 83, a limiting rod 84 and a push plate component 85 capable of pushing the limiting rod 84 to move, the positioning block 81 is provided with a rectangular positioning groove 810, the positioning core rod 82 is integrally of a cuboid structure and is adjacently arranged in the positioning groove 810, the positioning block 81 is fixedly connected with the bottom plate 10, the positioning core rods 82 are two in number, are all spliced with the guide piece 83 and are fixedly connected through a lock pin 820, the limiting rods 84 are four in number, two are used as a group and are respectively arranged on two sides of the positioning core rod 82, and the limiting rod 84 is in sliding connection with the guide piece 83.

Further, as shown in fig. 3, the left limiting assembly 8 is composed of four positioning rods 82, positioning blocks 81, a guiding member 83, a limiting rod 84 and a push plate assembly 85, the number of the positioning blocks 81 is four, and two positioning blocks are used as a group and are respectively matched with the positioning rods 82, so that the stability and the uniformity of the left side position of the anti-collision beam are ensured.

A pressing plate 7 is arranged above the positioning core rod 82, and the pressing plate 7 is connected with the top plate 1 through a connecting rod 2.

Further, in this embodiment, when the top plate 1 moves up or down, the connecting rod 2 is arranged to realize the synchronous movement of the pressing plate 7, and when the pressing plate 7 moves down, the impact beam located in the positioning core rod 82 can be pressed, so as to ensure the stable position of the impact beam.

The push plate assembly 85 comprises a fixing plate 851, a push plate 852 and two support plates 853 positioned at two sides of the push plate, wherein the fixing plate 851, the guide part 83 and the two support plates 853 are fixedly connected and combined to form a square structure, the push plate 852 is movably arranged in the square structure and is provided with a first cylinder 852a capable of pushing the push plate to move, the first cylinder 852a is fixedly connected with the fixing plate 851, and the push plate 852 is fixedly connected with the limiting rod 84.

Further, the push plate assembly 85, which is composed of the fixing plate 851, the push plate 852 and the support plate 853, realizes automation of operation by the action of the first cylinder 852a, and improves work efficiency.

The right limiting assembly 9 comprises a limiting block 91 and a cushion block 92, the limiting block 91 and the cushion block 92 are arranged adjacently and are all fixedly connected to the bottom plate 10, a boss 910 is arranged at the top end of the limiting block 91, the cushion block 92 is of a cuboid structure, the height value from the step surface 910a of the boss 910 to the bottom plate 10 is smaller than the height value from the upper surface of the cushion block 92 to the bottom plate 10, and the positioning core rod 82 is provided with a groove matched with the boss 910.

Further, the limit module 9 composed of the limit block 91 and the cushion block 92 can limit the position of the right side of the anti-collision beam.

Furthermore, the boss 910 in the limiting block 91 is matched with the groove in the positioning core rod 82, so that the anti-collision beam is prevented from shaking, the positioning accuracy is improved, and the cushion block 92 is utilized to play a supporting role.

The number of the lower limiting assemblies 14 is two, and the two lower limiting assemblies 14 are respectively arranged on the left side and the right side of the first punching device, each of the two lower limiting assemblies 14 comprises a plug-in unit 142, an upper guide member 141 and a second cylinder 143, the upper end of the plug-in unit 142 is provided with a plug portion 142a, the plug-in unit 142 is slidably connected with the upper guide member 141, the upper guide member 141 is fixedly connected to the bottom plate 10, the upper end of the second cylinder 143 is connected with the plug-in unit 142 through a movable telescopic rod 143a, and the second cylinder 143 is fixedly connected to the lower end of the bottom plate 10.

Further, the lower limit assembly composed of the plug 142, the upper guide 141 and the second cylinder 143 further limits the relative position of the impact beam in the first punching device through the plug part 142a arranged at the upper end of the plug 142, and ensures stable and reliable position.

The front punching module 12 and the rear punching module 13 both include a guide block 121 and a slider 122, the guide block 121 is slidably connected to the slider 122, at least one punch 122a is disposed at the front end of the slider 122, and the guide block 121 is fixedly connected to the base plate 10.

Further, the guide block 121 is slidably connected with the slider 122, the slider 122 drives the punch 122a to penetrate through the positioning block 81 to achieve punching, all accessories cooperate with each other, smooth operation of the mechanism is guaranteed, and work efficiency is improved.

A concave pit 122b is arranged at the front end of the sliding block 122, a return spring 122c is inserted into the concave pit 122b, one end of the return spring 122c is abutted against the bottom surface of the concave pit 122b, the other end of the return spring is abutted against the side surface of the positioning block 81, a stopper 122d for limiting the movement of the sliding block 122 is arranged at the rear end of the sliding block 122, and the stopper 122d is fixedly connected with the guide block 121.

Further, after the punch 122a at the front end of the slider 122 realizes punching, the arrangement of the return spring 122c is favorable for smooth demolding of the slider 122, and meanwhile, the stopper 122d is utilized to ensure that the slider 122 cannot excessively move for a distance after demolding to influence the normal operation of the mechanism.

The slide block 122 is provided with a slope 122e with an inclination angle, the first pushing piece 6, the second pushing piece 4 and the third pushing piece 5 are provided with two pushing surfaces 40 with inclination angles, the number of the pushing surfaces 40 on the third pushing piece 5 is two, the combined cross section is in a V shape, and the pushing surfaces 40 on the first pushing piece 6, the second pushing piece 4 and the third pushing piece 5 penetrate through the pressing plate 7 and are connected with the slope 122e in a sliding mode.

Further, the pushing surfaces 40 of the first pushing member 6, the second pushing member 4 and the third pushing member 5 cooperate with the slope 122e of the sliding block 122, so that when the three pushing members move downward, the sliding block 122 can be pushed toward the positioning core rod 82, thereby implementing one step of the punching process.

The lower end of the bottom plate 10 is provided with a plurality of fixedly connected mold legs 11, and the mold legs 11 are arranged in parallel. The mould feet 11 mainly play a supporting role, and ensure the normal work of the mechanism.

The above description is only exemplary of the present invention and should not be taken as limiting the scope of the present invention, as any modifications, equivalents, improvements and the like made within the spirit and principles of the present invention are intended to be included within the scope of the present invention.

Claims (10)

1. The utility model provides a punching mechanism of car anticollision roof beam, includes bottom plate, roof, the fixed backing plate that is provided with of roof lower extreme, its characterized in that bottom plate and roof between be provided with first punching device, the second punching device of parallel arrangement, first punching device and second punching device all include left spacing subassembly, right spacing subassembly and be used for preceding punching die group and the back punching die group that punches a hole, be located first punching die group of first punching device is provided with the first piece that pushes away that promotes its motion, is located the back punching die group of second punching device is provided with the second that promotes its motion and pushes away the piece, is located the back punching die group of first punching device is adjacent and be provided with the third that can promote both motions simultaneously with the preceding punching die group of second punching device and pushes away the piece, first piece, second push away piece, third push away the piece and pierce through the backing plate after all with roof fixed connection, left spacing subassembly pass through pull rod and roof fixed connection, first punching device still be provided with down spacing subassembly.

2. The punching mechanism of an automobile anti-collision beam according to claim 1, wherein the left limiting component comprises a positioning core rod, a positioning block, a guiding piece, a limiting rod and a push plate component capable of pushing the limiting rod to move, the positioning block is provided with a rectangular positioning groove, the positioning core rod is integrally of a cuboid structure and is adjacently arranged in the positioning groove, the positioning block is fixedly connected with the bottom plate, the two positioning core rods are inserted into the guiding piece and are fixedly connected with the guiding piece through locking pins, the number of the limiting rods is four, the two limiting rods are used as one group and are respectively arranged on two sides of the positioning core rod, and the limiting rod is connected with the guiding piece in a sliding manner.

3. The punching mechanism of an automobile anti-collision beam according to claim 2, wherein a pressing plate is arranged above the positioning core rod, and the pressing plate is connected with the top plate through a connecting rod.

4. The punching mechanism of an automobile anti-collision beam according to claim 2, wherein the push plate assembly comprises a fixed plate, a push plate and two support plates located at two sides of the push plate, the fixed plate, the guide member and the two support plates are fixedly connected and combined to form a square structure, the push plate is movably arranged inside the square structure and provided with a first air cylinder capable of pushing the push plate to move, the first air cylinder is fixedly connected with the fixed plate, and the push plate is fixedly connected with the limit rod.

5. The punching mechanism of the automobile anti-collision beam according to claim 2, wherein the right limiting assembly comprises a limiting block and a cushion block, the limiting block and the cushion block are arranged adjacent to each other and fixedly connected to the bottom plate, a boss is arranged at the top end of the limiting block, the cushion block is of a cuboid structure, the height value from the step surface of the boss to the bottom plate is smaller than the height value from the upper surface of the cushion block to the bottom plate, and the positioning core rod is provided with a groove matched with the boss.

6. The punching mechanism of an automobile anti-collision beam according to claim 1, wherein the number of the lower limit assemblies is two, and the two lower limit assemblies are respectively arranged on the left side and the right side of the first punching device, each of the two lower limit assemblies comprises an insert, an upper guide member and a second cylinder, the upper end of the insert is provided with a plug portion, the insert is slidably connected with the upper guide member, the upper guide member is fixedly connected to the bottom plate, the upper end of the second cylinder is connected with the insert through a movable telescopic rod, and the second cylinder is fixedly connected to the lower end of the bottom plate.

7. The punching mechanism of an automobile anti-collision beam according to claim 3, characterized in that the front punching module and the rear punching module each comprise a guide block and a slide block, the guide block is slidably connected with the slide block, at least more than one punch is arranged at the front end of the slide block, and the guide block is fixedly connected with the bottom plate.

8. The punching mechanism of an automobile anti-collision beam according to claim 7, wherein a pit is arranged at the front end of the sliding block, a return spring is inserted into the pit, one end of the return spring abuts against the bottom surface of the pit, the other end of the return spring abuts against the side surface of the positioning block, a stopper for limiting the movement of the sliding block is arranged at the rear end of the sliding block, and the stopper is fixedly connected with the guide block.

9. The punching mechanism of an automobile anti-collision beam according to claim 7, wherein the sliding block is provided with a slope with an inclination angle, the first pushing member, the second pushing member and the third pushing member are provided with two pushing surfaces with inclination angles, the number of the pushing surfaces on the third pushing member is two, the combined cross section is in a V shape, and the pushing surfaces on the first pushing member, the second pushing member and the third pushing member penetrate through the pressing plate and are connected with the slope in a sliding manner.

10. The punching mechanism for an automobile anti-collision beam according to claim 1, wherein a plurality of die legs are fixedly connected to the lower end of the bottom plate, and the plurality of die legs are arranged in parallel.

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