CN111408647B - Stereo garage boundary beam punching machine - Google Patents

Abstract

The present invention relates to the technical field of steel plate processing, and in particular to a stereo garage side beam punching machine, comprising a machine base, a punching mechanism, a soundproof box, a quick disassembly mechanism and a feed clamping mechanism, wherein the machine base is composed of a base, a support wall and a top plate, the top plate is horizontally fixedly arranged directly above the base and one end of the top plate is fixedly connected to the top of the support wall, the punching mechanism comprises an upper movable die and a lower fixed die, the upper movable die can be raised and lowered and is arranged directly below the top plate, the feed clamping mechanism is fixedly arranged on one side of the feed end of the base, the soundproof box is movably connected to the support wall through a quick disassembly mechanism, the upper movable die and the lower fixed die are both located on the inner side of the soundproof box, the stereo garage side beam punching machine clamps and fixes the workpiece by a motor-driven clamping strip, so that the workpiece is not easily displaced during the punching process, the processing precision and accuracy are improved, and the quality of the finished product is ensured, and at the same time, the soundproof box also reduces the production noise to a certain extent, and is convenient to disassemble and assemble.

Description

A side beam punching machine for a stereo garage

Technical Field

The invention relates to the technical field of steel plate processing, and in particular to a side beam punching machine for a stereo garage.

Background technique

The stamping machine drives the flywheel through an electric motor, and drives the crank-connecting rod mechanism through the clutch and transmission gear to make the slider move up and down, driving the stretching die to form the steel plate. In national production, the stamping process has the advantages of saving materials and energy, high efficiency, low technical requirements for operators, and the ability to make products that cannot be achieved by mechanical processing through various mold applications. Stamping production is used in various fields, and many accessories can be produced by stamping machines using molds, so its use is becoming more and more extensive.

When using a stamping machine to produce the side beams of a stereo garage, there are certain requirements for the precision of the finished product. If the workpiece cannot be fixed on the surface of the stamping machine, it is likely to lead to a series of quality problems such as inaccurate angles, tilts, asymmetries, etc., which not only wastes processing materials, but also affects the final stamping results. At the same time, the huge noise generated by the stamping machine during stamping production is inevitable, which will cause damage to the operator's body in the long run.

Summary of the invention

The purpose of the present invention is to provide a punching machine for the side beams of a three-dimensional parking garage.

To achieve this object, the present invention adopts the following technical solutions:

Provided is a stereo garage side beam punching machine, comprising a machine base, a punching mechanism, a soundproof box, a quick disassembly mechanism and a feed clamping mechanism, wherein the machine base consists of a base, a support wall and a top plate, the support wall is vertically fixedly arranged on one side of the base, the top plate is horizontally fixedly arranged directly above the base and one end of the top plate is fixedly connected to the top of the support wall, the punching mechanism comprises an upper movable die and a lower fixed die, the lower fixed die is embedded in the top of the base, the upper movable die is liftably arranged directly below the top plate, the feed clamping mechanism is fixedly arranged on one side of the feed end of the base, the soundproof box is movably connected to the support wall through the quick disassembly mechanism, and the upper movable die and the lower fixed die are both located on the inner side of the soundproof box.

The cam is an axially-rotating gear of the motor, and the cam is engaged with the gear of the motor and the gear is engaged with the gear of the motor.

As a preferred solution for a stereo garage side beam punching machine, a horizontal limit slide is fixedly provided on the back side of each rack, the limit slide is slidably connected to the corresponding limit slide block, the upper end surface of the clamping bar is higher than the upper end surface of the rack, and wedge-shaped clamping portions extending toward each other are provided on the top of the opposite sides of the two clamping bars, and a limit stop bar is provided at the proximal end of the two racks to prevent the rack from separating from the gear, and the clamping bar and the limit stop bar are both perpendicular to the rack.

As a preferred solution for a stereo garage side beam punching machine, the soundproof box includes a soundproof wall and two connecting strips. The cross-sectional shape of the soundproof wall is a right-angle U-shape, the soundproof wall is vertically arranged, and the two connecting strips are respectively vertically fixed at both ends of the soundproof wall. The quick disassembly mechanism includes two sets of elastic connecting mechanisms, and the two sets of elastic connecting mechanisms are respectively arranged at both ends of one side of the support arm. The two connecting strips are respectively slidably connected to the two elastic connecting mechanisms, and a feeding notch for avoiding the side beam plate is provided at the bottom of the soundproof wall.

As a preferred solution for a stereo garage side beam punching machine, each set of elastic connection mechanisms includes a limit telescopic block, a spring and a threaded rod. A longitudinal accommodating groove for accommodating a connecting strip is provided at both ends of one side of the supporting wall. A rectangular accommodating groove extending horizontally inward is provided on the upper half of the longitudinal accommodating groove. The length direction of the rectangular accommodating groove is perpendicular to the plane where the supporting wall is located. The spring is horizontally arranged in the rectangular accommodating groove, the limit telescopic block is slidably embedded in the rectangular accommodating groove, the threaded rod is vertically arranged, and a threaded sleeve extending downward to the rectangular accommodating groove is respectively embedded at the top of the two ends on the supporting wall. The threaded rod is inserted in the threaded sleeve. A lock hole for inserting the bottom of the threaded rod is provided at the top of the limit telescopic block, and the outer end of the limit telescopic block is slidably connected to the corresponding connecting strip.

As a preferred solution for a stereo garage side beam punching machine, the outer end of the limiting telescopic block is fixedly connected to a convex shaft, the outer end of the convex shaft is fixedly connected to a limiting disc, a longitudinal T-shaped slide groove is opened on the side wall of the connecting strip, the limiting disc is slidably arranged in the T-shaped slide groove, the lower end of each connecting strip is provided with a limiting slide rail which is horizontally perpendicular to the supporting wall, the limiting slide rail is fixedly arranged on the top of the base, the bottom of both ends of the sound insulation box are provided with avoidance slide grooves cooperating with the limiting slide rails, the upper ends of the two longitudinal accommodating grooves are close to each other on the side thereof are provided with expanding grooves extending towards each other, the upper ends of the two connecting strips are provided with limiting plates on the side thereof which face each other, the limiting plates are slidably matched with the expanding grooves, and the bottom ends of the top plate on the side close to the supporting wall are fixedly provided with an L-shaped baffle for the limiting plate to contact.

As a preferred solution for a stereo garage side beam punching machine, linear slide rails are provided on both side walls of the rectangular receiving groove, and linear slide bars cooperating with the linear slide rails are provided on both sides of the limiting telescopic block.

As a preferred solution for a stereo garage side beam punching machine, a shock absorbing layer embedded in a base is provided at the bottom of the lower fixed die.

As a preferred solution for a stereo garage side beam punching machine, the side walls at both ends of the sound insulation wall are composed of a rubber layer and a sound absorbing board, the rubber layer is located on the outside of the sound insulation wall, and the front side of the sound insulation wall is a vacuum sound insulation glass.

As a preferred solution for a stereo garage side beam punching machine, two punching cylinders are fixedly provided on the top of the top plate, and the main shafts of the two punching cylinders pass downward through the top plate and are fixedly connected to the top ends of the upper movable mold.

Beneficial effects of the present invention: Compared with the prior art, the stereoscopic carport side beam punching machine clamps and fixes the workpiece by means of a motor-driven clamping strip, so that the workpiece is not easily displaced during the punching process, thereby improving the precision and accuracy of the processing and ensuring the quality of the finished product. At the same time, the sound insulation box also reduces the production noise to a certain extent and is easy to disassemble and assemble.

BRIEF DESCRIPTION OF THE DRAWINGS

In order to more clearly illustrate the technical solutions of the embodiments of the present invention, the following briefly introduces the drawings required for use in the embodiments of the present invention. Obviously, the drawings described below are only some embodiments of the present invention, and for ordinary technicians in this field, other drawings can be obtained based on these drawings without creative work.

FIG. 1 is a schematic diagram of a three-dimensional structure of the present invention.

FIG. 2 shows a second schematic diagram of the three-dimensional structure of the present invention.

FIG. 3 is a schematic diagram of the three-dimensional structure of the feed clamping mechanism.

FIG. 4 shows a side view of the feed clamping mechanism.

FIG. 5 shows a front view of the feed clamping mechanism.

FIG. 6 is a top view of the present invention.

FIG7 is a plan cross-sectional view along line A-A in FIG6.

FIG. 8 is an enlarged schematic diagram of point B in FIG. 7 .

FIG. 9 shows a third schematic diagram of the three-dimensional structure of the present invention.

FIG. 10 is an enlarged schematic diagram of point C in FIG. 9 .

FIG. 11 is an enlarged schematic diagram of point D in FIG. 9 .

FIG. 12 is a fourth schematic diagram of the three-dimensional structure of the present invention.

FIG. 13 is an enlarged schematic diagram of point E in FIG. 12 .

In the figure: 1-soundproof box; 2-feeding clamping mechanism; 3-base; 4-support wall; 5-top plate; 6-upper movable mold; 7-lower fixed mold; 8-rotating motor; 9-gear; 10-rack; 11-clamping strip; 12-forward and reverse switch; 13-supporting angle seat; 14-limiting slider; 15-limiting slider; 16-wedge-shaped pressing part; 17-limiting stopper; 18-soundproof wall; 19-connecting strip; 20-feeding notch; 21-limiting telescopic block; 22-spring; 2 3-threaded rod; 24-longitudinal receiving groove; 25-rectangular receiving groove; 26-threaded sleeve; 27-locking hole; 28-convex shaft; 29-limiting disc; 30-T-type slide groove; 31-limiting slide rail; 32-avoiding slide groove; 33-expanding groove; 34-limiting plate; 35-L-type baffle; 36-linear slide rail; 37-linear slide strip; 38-shock-absorbing layer; 39-rubber layer; 40-sound-absorbing board; 41-vacuum sound insulation glass; 42-stamping cylinder; 43-side beam plate.

Detailed ways

The technical solution of the present invention is further described below with reference to the accompanying drawings and through specific implementation methods.

Among them, the drawings are only used for illustrative explanations, and they only represent schematic diagrams rather than actual pictures, and should not be understood as limitations on this patent; in order to better illustrate the embodiments of the present invention, some parts of the drawings may be omitted, enlarged or reduced, and do not represent the size of the actual product; for those skilled in the art, it is understandable that some well-known structures and their descriptions in the drawings may be omitted.

The same or similar numbers in the drawings of the embodiments of the present invention correspond to the same or similar parts; in the description of the present invention, it should be understood that if the terms "upper", "lower", "left", "right", "inner", "outer", etc. appear, the orientation or position relationship indicated is based on the orientation or position relationship shown in the drawings, which is only for the convenience of describing the present invention and simplifying the description, rather than indicating or implying that the device or element referred to must have a specific orientation, be constructed and operated in a specific orientation. Therefore, the terms describing the position relationship in the drawings are only used for illustrative purposes and cannot be understood as a limitation on this patent. For ordinary technicians in this field, the specific meanings of the above terms can be understood according to specific circumstances.

In the description of the present invention, unless otherwise clearly specified and limited, if the term "connection" or the like appears to indicate the connection relationship between components, the term should be understood in a broad sense, for example, it can be a fixed connection, a detachable connection, or an integral connection; it can be a mechanical connection or an electrical connection; it can be a direct connection or an indirect connection through an intermediate medium, it can be the internal connection of two components or the interaction relationship between two components. For ordinary technicians in this field, the specific meanings of the above terms in the present invention can be understood according to specific circumstances.

Referring to Figures 1 to 13, a stereo garage side beam punching machine includes a machine base, a punching mechanism, a soundproof box 1, a quick disassembly mechanism and a feed clamping mechanism 2. The machine base is composed of a base 3, a support wall 4 and a top plate 5. The support wall 4 is vertically fixedly arranged on one side of the base 3, the top plate 5 is horizontally fixedly arranged directly above the base 3 and one end thereof is fixedly connected to the top of the support wall 4. The punching mechanism includes an upper movable mold 6 and a lower fixed mold 7. The lower fixed mold 7 is embedded in the top of the base 3. The upper movable mold 6 can be raised and lowered and is arranged directly below the top plate 5. The feed clamping mechanism 2 is fixedly arranged on one side of the feed end of the base 3. The soundproof box 1 is movably connected to the support wall 4 through a quick disassembly mechanism. The upper movable mold 6 and the lower fixed mold 7 are both located on the inner side of the soundproof box 1. When the equipment is working, the side beam plate 43 is conveyed to the machine base and stops. Then, the feed clamping mechanism 2 clamps the incoming end of the side beam plate 43, and then the side beam plate 43 is punched by the punching mechanism. The sound insulation box 1 is used to effectively reduce the noise pollution caused by the punching operation. The quick disassembly mechanism is used to ensure the quick installation of the sound insulation box 1 and the machine base, so that the sound insulation box 1 can be quickly installed or disassembled when it is practical or not in use.

The feeding clamping mechanism 2 includes a rotating motor 8, a gear 9, two racks 10 and two clamping strips 11. The rotating motor 8 is fixedly arranged on the side wall of the base 3 in a vertical state. The output shaft of the rotating motor 8 is fixedly connected to the gear 9 vertically upward. The upper end surface of the gear 9 is flush with the upper end surface of the base 3. A forward and reverse switch 12 is provided on the driving motor. Support angle seats 13 for supporting the two racks 10 are symmetrically arranged on the top of both sides of the top motor. The two support angle seats 13 are both arranged in a horizontal state and one end is fixed to the side wall of the base 3. The two racks 10 are symmetrically arranged on both sides of the gear 9, and the bottoms of the two racks 10 are fitted with the tops of the supporting angle seats 13. The two racks 10 are symmetrical about the axis of the gear 9, and the length direction of the racks 10 is perpendicular to the length direction of the side beam plate 43. The two racks 10 are meshed with the gear 9, and the two clamping strips 11 are fixedly arranged at the far ends of the two racks 10, and the top ends of each supporting angle seat 13 are fixedly provided with limit sliders 14 that are slidably connected to the back sides of the two racks 10 respectively. The rotating motor 8 drives the gear 9 to rotate, thereby driving the two racks 10 meshing therewith to move toward each other through the rotation of the gear 9. The two racks 10 move toward each other, thereby driving the clamping bars 11 at both ends to move toward each other until they jointly clamp the side beam plate 43. When the front side beam plate 43 completes the stamping operation, the rotating motor 8 is flipped through the forward and reverse switch 12, so that the two clamping bars 11 release the side beam plate 43, so that the rear end side beam plate 43 can continue to be transported forward a distance to prepare for the stamping operation. The supporting angle seat 13 is used to provide upward support for the two racks 10, and the two outer limit sliders 14 are used to prevent them from falling or loosening, thereby ensuring the engagement between the two racks 10 and the gear 9.

A horizontal limit slide bar 15 is fixedly provided on the back side of each rack 10, and the limit slide bar 15 is slidably connected with the corresponding limit slider 14. The upper end surface of the clamping bar 11 is higher than the upper end surface of the rack 10, and the tops of the two clamping bars 11 on the opposite sides are provided with wedge-shaped pressing parts 16 extending toward each other. The proximal ends of the two racks 10 are provided with a limit strip for preventing the rack 10 from being separated from the gear 9, and the clamping bar 11 and the limit strip are perpendicular to the rack 10. The two limit sliders 14 on the top of the supporting angle seat 13 jointly support the two racks 10 inwardly, thereby preventing the racks 10 from being separated from the gear 9. The limit strip on the back side of the rack 10 and the limit slider 14 slide together to ensure that, as the gear 9 rotates, the two racks 10 can move toward each other smoothly, and the wedge-shaped pressing part 16 is used to ensure that the two clamping bars 11 will not scrape the edge of the side beam plate 43 in the process of contacting and holding the side beam plate 43.

The soundproof box 1 includes a soundproof wall 18 and two connecting strips 19. The cross-sectional shape of the soundproof wall 18 is a right-angle U-shape. The soundproof wall 18 is vertically arranged. The two connecting strips 19 are respectively fixedly arranged at both ends of the soundproof wall 18 in a vertical state. The quick disassembly mechanism includes two sets of elastic connecting mechanisms, which are respectively arranged at both ends of one side of the support arm. The two connecting strips 19 are respectively slidably connected to the two elastic connecting mechanisms. The bottom of the soundproof wall 18 is provided with a feed notch 20 for avoiding the side beam plate 43. The soundproof wall 18 is movably connected to the two sets of elastic connecting mechanisms through the connecting strips 19 at both ends, thereby realizing a detachable connection between the soundproof wall 18 and the machine base.

Each set of elastic connection mechanisms includes a limiting telescopic block 21, a spring 22 and a threaded rod 23. A longitudinal receiving groove 24 for accommodating the connecting strip 19 is provided at both ends of one side of the supporting wall 4. A rectangular receiving groove 25 extending horizontally inward is provided on the upper half of the longitudinal receiving groove 24. The length direction of the rectangular receiving groove 25 is perpendicular to the plane where the supporting wall 4 is located. The spring 22 is horizontally arranged in the rectangular receiving groove 25. The limiting telescopic block 21 slides inwardly and is embedded in the rectangular receiving groove 25. The threaded rod 23 is vertically arranged. A threaded sleeve 26 extending downward to the rectangular receiving groove 25 is respectively embedded at the top of the two ends on the supporting wall 4. The threaded rod 23 is inserted in the threaded sleeve 26. A lock hole 27 for inserting the bottom of the threaded rod 23 is provided at the top of the limiting telescopic block 21. The outer end of the limiting telescopic block 21 is slidably connected with the corresponding connecting strip 19. The longitudinal receiving groove 24 is used for the connecting strip 19 to slide longitudinally therein, the rectangular receiving groove 25 cooperates with the spring 22 to enable the limiting telescopic block 21 to contract in the rectangular receiving groove 25, and the spring 22 is used to push the limiting telescopic block 21 outward, the threaded sleeve 26 cooperates with the threaded rod 23 to convert the rotational motion of the threaded rod 23 into a vertical lifting motion, and the lock hole 27 is used for the lower end of the threaded rod 23 to be inserted. When the sound insulation box 1 is not needed, the sound insulation box 1 is pushed inward, and the connecting strips 19 at both ends of the sound insulation box 1 are used to squeeze the limiting telescopic block 21 inward, so that it squeezes the spring 22 to lock the rectangular receiving The threaded rod 23 is then rotated to insert its lower end into the lock hole 27 at the top of the limiting telescopic block 21, thereby preventing the limiting telescopic block 21 from being pushed out by the spring 22, and then the sound insulation box 1 is pulled upward to move the connecting strip 19 upward in the longitudinal accommodating groove 24 until it is completely disengaged from the top of the base. When the sound insulation box 1 needs to be installed, the connecting strips 19 at both ends of the sound insulation box 1 are slid downward and inserted into the longitudinal accommodating groove 24 until they touch the bottom, and then the threaded rod 23 is flipped and raised to disengage its bottom from the lock hole 27, and the sound insulation box 1 is pushed outward a distance under the action of the spring 22 to complete the installation.

The outer end of the limiting telescopic block 21 is fixedly connected to a convex shaft 28, and the outer end of the convex shaft 28 is fixedly connected to a limiting disc 29. A longitudinal T-shaped slide groove 30 is opened on the side wall of the connecting strip 19, and the limiting disc 29 is slidably arranged in the T-shaped slide groove 30. The lower end of each connecting strip 19 is provided with a limiting slide rail 31 which is horizontally perpendicular to the supporting wall 4. The limiting slide rail 31 is fixedly arranged on the top of the base 3. The bottom of both ends of the sound insulation box 1 is provided with an avoidance slide groove 32 cooperating with the limiting slide rail 31. The upper ends of the two longitudinal accommodating grooves 24 are close to each other. The side is provided with a flaring groove 33 extending toward each other. The upper ends of the two connecting strips 19 are facing each other. The side is provided with a limiting plate 34, and the limiting plate 34 is slidably matched with the flaring groove 33. The top plate 5 is close to the supporting wall 4. Both ends of the bottom are fixed with an L-shaped baffle 35 for the limiting plate 34 to contact. During the process of removing the soundproof box 1, the soundproof box 1 is pushed inward so that the limit plates 34 at the upper ends of the two connecting strips 19 are completely embedded in the flared grooves 33. Only then can it be pulled up until the soundproof box 1 is taken out. When installing the soundproof box 1, the soundproof box 1 is pushed outward by the spring 22. During the process of the soundproof box 1 moving outward, the limit plates 34 at the top of the connecting strip 19 stop moving until they hit the L-shaped baffle plate 35. At this time, the limit plates 34 are located directly below the top plate 5, and the soundproof box 1 cannot be pulled up. The limit disc 29 connected to the convex shaft 28 is slidably embedded in the T-shaped slide groove 30 of the connecting strip 19, so that the soundproof box 1 can slide longitudinally. The limit slide rail 31 cooperates with the avoidance slide groove 32 to ensure that the soundproof box 1 can be translated directly against the supporting wall 4.

Linear slide rails 36 are provided on both side walls of the rectangular receiving groove 25, and linear slide bars 37 are provided on both sides of the limiting telescopic block 21 to cooperate with the linear slide rails 36. The linear slide rails 36 cooperate with the linear slide bars 37 to ensure that the limiting telescopic block 21 can telescopically slide along the rectangular receiving groove 25.

The bottom of the lower fixed mold 7 is provided with a shock absorbing layer 38 embedded in the base 3. The shock absorbing layer 38 is used to reduce the vibration caused by the upper movable mold 6 when punching downward.

The side walls at both ends of the soundproof wall 18 are composed of a rubber layer 39 and a sound-absorbing board 40. The rubber layer 39 is located on the outside of the soundproof wall 18, and the front side of the soundproof wall 18 is a vacuum soundproof glass 41. The sound-absorbing board 40 can absorb the noise generated during the stamping process to a certain extent, and the rubber layer 39 can have a certain degree of noise isolation effect. The vacuum soundproof glass 41 can be used to observe the internal stamping process. The vacuum soundproof glass 41 can also be replaced with a transparent acrylic material to reduce weight.

Two punching cylinders 42 are fixedly arranged on the top of the top plate 5, and the main shafts of the two punching cylinders 42 pass through the top plate 5 downward and are fixedly connected to the top ends of the upper movable die 6. The upper movable die 6 is driven by the two punching cylinders 42 to perform punching operations.

It should be noted that the above specific implementations are only preferred embodiments of the present invention and the technical principles used. Those skilled in the art should understand that various modifications, equivalent substitutions, changes, etc. can be made to the present invention. However, as long as these changes do not deviate from the spirit of the present invention, they should be within the scope of protection of the present invention. In addition, some terms used in the specification and claims of this application are not restrictive, but are only for the convenience of description.

Claims (7)

1. The utility model provides a stereo garage boundary beam punching machine, a serial communication port, including the frame, punching press mechanism, sound insulation case (1), quick detaching mechanism and pan feeding clamping mechanism (2), the frame comprises base (3), supporting wall (4) and roof (5), supporting wall (4) are the fixed one side that sets up in base (3) in vertical state, roof (5) are the fixed top that sets up in base (3) and its one end and the top fixed connection of supporting wall (4) in level, punching press mechanism includes movable mould (6) and lower cover half (7), lower cover half (7) inlay and locate the top of base (3), movable mould (6) can go up the setting under roof (5), pan feeding clamping mechanism (2) are fixed to be set up in the feed end one side of base (3), sound insulation case (1) are through quick detaching mechanism and supporting wall (4) swing joint, movable mould (6) and lower cover half (7) all are located the inboard of sound insulation case (1);

The sound insulation box (1) comprises a sound insulation wall (18) and two connecting strips (19), the section shape of the sound insulation wall (18) is in a right-angle U shape, the sound insulation wall (18) is vertically arranged, the two connecting strips (19) are respectively and fixedly arranged at two ends of the sound insulation wall (18) in a vertical state, the quick dismounting mechanism comprises two groups of elastic connecting mechanisms, the two groups of elastic connecting mechanisms are respectively arranged at two ends of one side of the supporting arm, the two connecting strips (19) are respectively and slidably connected with the two elastic connecting mechanisms, and a feeding notch (20) for avoiding a boundary beam plate (43) is formed in the bottom of the sound insulation wall (18);

each group of elastic connection mechanism comprises a limiting telescopic block (21), a spring (22) and a threaded rod (23), wherein two ends of one side of the supporting wall (4) are respectively provided with a longitudinal accommodating groove (24) for accommodating the connecting strip (19), the upper half part of the longitudinal accommodating groove (24) is provided with a rectangular accommodating groove (25) extending horizontally inwards, the length direction of the rectangular accommodating groove (25) is perpendicular to the plane of the supporting wall (4), the spring (22) is horizontally arranged in the rectangular accommodating groove (25), the limiting telescopic block (21) is internally and slidably embedded in the rectangular accommodating groove (25), the threaded rod (23) is vertically arranged, two end tops on the supporting wall (4) are respectively embedded with a threaded sleeve (26) extending downwards to the rectangular accommodating groove (25), the threaded rod (23) is inserted into the threaded sleeve (26), the top of the limiting telescopic block (21) is provided with a locking hole (27) for inserting the bottom of the threaded rod (23), and the outer end of the limiting telescopic block (21) is slidably connected with the corresponding connecting strip (19);

the bottom of the lower fixed die (7) is provided with a damping layer (38) embedded on the base (3).

2. The stereo garage boundary beam punching machine according to claim 1, wherein the feeding clamping mechanism (2) comprises a rotating motor (8), a gear (9), two racks (10) and two clamping strips (11), the rotating motor (8) is fixedly arranged on the side wall of the base (3) in a vertical state, an output shaft of the rotating motor (8) is vertically upwards fixedly connected with the gear (9), the upper end face of the gear (9) is flush with the upper end face of the base (3), a forward and reverse rotation switch (12) is arranged on the driving motor, supporting angle seats (13) for supporting the two racks (10) are symmetrically arranged at the tops of the two sides of the top removing motor, one ends of the two supporting angle seats (13) are fixedly connected with the side wall of the base (3), the two racks (10) are symmetrically arranged at the two sides of the gear (9), the bottoms of the two racks (10) are attached to the top of the supporting angle seats (13), the two racks (10) are symmetrical about the axis of the gear (9), the length direction of the racks (10) is perpendicular to the beam (43), the two racks (10) are respectively meshed with the two racks (11) in a fixed mode, limiting sliding blocks (14) which are respectively connected with the back sides of the two racks (10) are fixedly arranged at the two ends of the top of each supporting angle seat (13).

3. The stereo garage boundary beam punching machine according to claim 2, characterized in that a horizontal limit slide bar (15) is fixedly arranged on the back side of each rack (10), the limit slide bar (15) is in sliding connection with the corresponding limit slide block (14), the upper end face of each clamping bar (11) is higher than the upper end face of each rack (10), wedge-shaped pressing parts (16) extending in opposite directions are arranged at the tops of opposite sides of the two clamping bars (11), a limit stop bar (17) for preventing the racks (10) from being separated from the gear (9) is arranged at the near ends of the two racks (10), and the clamping bars (11) and the limit stop bars (17) are perpendicular to the racks (10).

4. The stereo garage boundary beam punching machine according to claim 1, characterized in that the outer end fixedly connected with of spacing telescopic block (21) is protruding axle (28), the outer end fixedly connected with of protruding axle (28) is spacing disc (29), a fore-and-aft T type spout (30) has been seted up on the lateral wall of connecting strip (19), spacing disc (29) slides and sets up in T type spout (30), the lower extreme of every connecting strip (19) all is provided with spacing slide rail (31) that are horizontal perpendicular to supporting wall (4), spacing slide rail (31) are fixed to set up in the top of base (3), the both ends bottom of baffle box (1) all are equipped with dodge spout (32) with spacing slide rail (31) complex, one side that the upper ends of two vertical holding tanks (24) are close to each other all is provided with flaring groove (33) that extend in opposite directions, one side that the upper ends of two connecting strips are opposite each other all is provided with limiting plate (34), limiting plate (34) and groove (33) sliding fit, one side that is close to supporting wall (4) of roof (5) is provided with one and is provided with a both ends of limiting baffle (35) that are used for the interference.

5. The stereo garage boundary beam punching machine according to claim 1, characterized in that two side walls of the rectangular accommodating groove (25) are provided with linear slide rails (36), and two sides of the limiting telescopic block (21) are provided with linear slide bars (37) matched with the linear slide rails (36).

6. The stereo garage side beam punching machine according to claim 1, characterized in that side walls at two ends of the sound insulation wall (18) are composed of a rubber layer (39) and a sound absorption plate (40), the rubber layer (39) is located on the outer side of the sound insulation wall (18), and vacuum sound insulation glass (41) is arranged on the front side of the sound insulation wall (18).

7. The stereo garage boundary beam punching machine according to claim 1, characterized in that two punching cylinders (42) are fixedly arranged at the top of the top plate (5), and the main shafts of the two punching cylinders (42) penetrate downwards through the top plate (5) and are fixedly connected with two ends of the top of the upper movable die (6).