Cable bridge production forming equipment

Abstract

The utility model belongs to the field of cables, particularly relates to cable bridge production forming equipment, and provides the following scheme aiming at the problems that the existing cable bridge is easily clamped in a mold and is inconvenient to demold, and a plate is easy to deviate in a stamping process: the cable bridge production forming equipment comprises a forming box; the portal frame is in bolted connection with the top of the forming box; the downward pressing assembly comprises a hydraulic push rod, a sliding frame and a limiting frame, the top of the hydraulic push rod is in bolted connection with the top end of the inner side of the portal frame, downward movement of the sliding frame enables the limiting frame to be pressed on a plate on the top of the cable bridge forming female die firstly, the plate is fixed, and then the cable bridge forming male die presses downwards to conduct stamping; and after stamping is completed, upward movement of the sliding frame can drive the lifting mechanism, the lifting mechanism can conduct demolding on a cable bridge formed in the cable bridge forming female die through the demolding ejector rod, and the demolding efficiency is guaranteed.

Description

Technical Field

[0001] The utility model relates to the technical field of cables, in particular to a cable tray production and forming device. Background Art

[0002] During the production and forming process of cable trays, stamping equipment is required to stamp and form the plates. The Chinese patent document with the publication number: CN212350030U discloses a trough-type cable tray production device.

[0003] However, in the above technical solution, there is a large frictional force between the formed cable tray and the mold after stamping and forming. This will cause the formed cable tray to be easily stuck inside the mold and not easy to demold. Moreover, the plates of the cable tray are prone to move during the stamping process, which will affect the stamping and forming effect. Content of the Utility Model

[0004] The purpose of the utility model is to solve the disadvantages in the prior art that the cable tray is easily stuck in the mold, not convenient for demolding, and the plates are prone to offset during the stamping process, and to propose a cable tray production and forming device.

[0005] In order to achieve the above purpose, the utility model adopts the following technical scheme:

[0006] A cable tray production and forming device includes

[0007] A forming box;

[0008] A gantry, the gantry is bolted to the top of the forming box;

[0009] A downward pressing assembly, the downward pressing assembly includes a hydraulic push rod, a sliding frame and a limiting frame. The top of the hydraulic push rod is bolted to the top end inside the gantry, the output end of the hydraulic push rod is bolted to the top of the sliding frame, there are two limiting frames, and the surface of the limiting frame is slidably connected to the sliding holes of the sliding frame;

[0010] A forming assembly, the forming assembly includes a cable tray forming male die and a cable tray forming female die. The top of the cable tray forming male die is bolted to the bottom of the sliding frame, and the bottom of the cable tray forming female die is bolted to the top of the forming box;

[0011] A demolding mechanism, the demolding mechanism includes a hinged rod and a demolding ejector rod. The top end of the hinged rod is hinged to the bottom end of the demolding ejector rod, and the top end of the surface of the demolding ejector rod is slidably connected to the hole inside the cable tray forming female die;

[0012] Lifting mechanism, the lifting mechanism is connected to the hinge rod, and the lifting mechanism is used to drive the demoulding ejector rod to lift. During the stamping process, when the carriage moves downward, the limit frame will first press on the plate at the top of the cable tray forming female die to fix the plate, and then the cable tray forming male die will press down for stamping, avoiding the offset of the plate and ensuring the stamping effect. After stamping, the upward movement of the carriage can drive the lifting mechanism, and the lifting mechanism can demould the cable tray formed inside the cable tray forming female die through the demoulding ejector rod, ensuring the demoulding efficiency.

[0013] As a preferred solution of the present utility model, the lifting mechanism includes a rack frame, a transmission gear and a crankshaft. The teeth of the rack frame mesh with the teeth of the transmission gear. The transmission gear is key-connected to the crankshaft. Both ends of the crankshaft are rotatably sleeved inside the forming box. The curved part of the crankshaft is rotatably sleeved with the bottom end of the hinge rod. When the carriage moves upward, it will lift the rack frame upward. The rack frame can drive the transmission gear to rotate, and the transmission gear can drive the crankshaft to rotate. There is an eccentric structure between the crankshaft and the hinge rod, and the crankshaft can drive the hinge rod to move upward.

[0014] As a preferred solution of the present utility model, the rack frame includes a sliding rod and a rack. The sliding rod is bolted to the rack. The end of the sliding rod away from the rack extends to the inside of the gantry and is located on the top of the carriage. The carriage can drive the sliding rod to move, and the sliding rod can drive the rack to move, and the rack can drive the transmission gear to rotate.

[0015] As a preferred solution of the present utility model, a sliding hole is opened on the left side of the gantry, and the sliding rod of the rack frame is slidably connected to the sliding hole of the gantry. The sliding hole of the gantry facilitates the lifting movement of the rack frame.

[0016] As a preferred solution of the present utility model, a limit frame is slidably connected to the surface of the rack frame. The limit frame is bolted to the forming box. The rack frame is slidably arranged with the limit frame through a slide rail to guide the rack frame and facilitate the rack frame to drive the transmission gear to rotate.

[0017] As a preferred solution of the present utility model, the limit frame includes a limit disc, a sliding column and a clamping block. The bottom of the limit disc is bolted to the top of the sliding column. The bottom end of the sliding column is integrally processed with the top of the clamping block. The sliding column is slidably connected to the carriage. The limit disc is used to limit the limit frame to prevent the limit frame from falling off the carriage. The clamping block can be made of solid metal block to facilitate clamping and fixing of the plate.

[0018] Beneficial effects:

[0019] 1. The lifting mechanism can drive the hinge rod to move, and the hinge rod can drive the demoulding ejector rod to move. The demoulding ejector rod can be used to eject and demould the cable tray in the cable tray forming female die;

[0020] 2. When the hydraulic push rod drives the slide to punch downward, the slide will drive the limit frame to press down the cable tray plate on the cable tray forming die to prevent it from deflecting;

[0021] In the utility model: during the stamping process, the downward movement of the slide will cause the limit frame to press on the plate on the top of the cable tray forming die first to fix the plate, and then the cable tray forming punch will be pressed down for stamping to avoid plate deviation and ensure the stamping effect. After the stamping is completed, the upward movement of the slide can drive the lifting mechanism, and the lifting mechanism can demold the cable tray formed inside the cable tray forming die through the demolding ejector rod to ensure the demolding efficiency. BRIEF DESCRIPTION OF THE DRAWINGS

[0022] Figure 1 It is a three-dimensional diagram of the main body of the utility model;

[0023] Figure 2 It is a three-dimensional diagram of the lifting mechanism of the utility model;

[0024] Figure 3 This is a three-dimensional diagram of the interior of the molding box of the utility model;

[0025] Figure 4 It is a three-dimensional diagram of the limiting frame of the utility model.

[0026] In the figure: 1. forming box; 2. gantry; 3. hydraulic push rod; 4. slide; 5. limit frame; 6. cable tray forming punch; 7. cable tray forming die; 8. rack frame; 9. transmission gear; 10. crankshaft; 11. hinged rod; 12. demoulding ejector rod. DETAILED DESCRIPTION

[0027] The technical solutions in the embodiments of the present invention will be described clearly and completely below in conjunction with the drawings in the embodiments of the present invention. Obviously, the described embodiments are only part of the embodiments of the present invention, rather than all of the embodiments.

[0028] Embodiment 1

[0029] Reference Figures 1-4 , a cable tray production molding equipment, including

[0030] Molding box 1;

[0031] Gantry 2, gantry 2 is bolted to the top of the forming box 1;

[0032] The pressing assembly includes a hydraulic push rod 3, a slide 4 and a limit frame 5. The top of the hydraulic push rod 3 is connected to the top bolt inside the gantry 2, and the output end of the hydraulic push rod 3 is connected to the top bolt of the slide 4. Two limit frames 5 are provided, and the surface of the limit frame 5 is slidably connected to the sliding hole of the slide 4.

[0033] A forming component, which includes a cable tray forming male die 6 and a cable tray forming female die 7. The top of the cable tray forming male die 6 is bolted to the bottom of the carriage 4, and the bottom of the cable tray forming female die 7 is bolted to the top of the forming box 1;

[0034] A demoulding mechanism, which includes a hinged rod 11 and a demoulding ejector rod 12. The top end of the hinged rod 11 is hinged to the bottom end of the demoulding ejector rod 12, and the top end of the surface of the demoulding ejector rod 12 is slidably connected to the hole inside the cable tray forming female die 7;

[0035] A lifting mechanism, which is connected to the hinged rod 11 and is used to drive the demoulding ejector rod 12 to lift and lower.

[0036] With the above structure: During the stamping forming process, the downward movement of the carriage 4 will cause the limit frame 5 to first press on the plate at the top of the cable tray forming female die 7 to fix the plate, and then the cable tray forming male die 6 will press down for stamping, avoiding the offset of the plate and ensuring the stamping effect. After stamping is completed, the upward movement of the carriage 4 can drive the lifting mechanism, and the lifting mechanism can then demould the cable tray formed inside the cable tray forming female die 7 through the demoulding ejector rod 12, ensuring the demoulding efficiency.

[0037] Please refer to Figure 2 , the lifting mechanism includes a rack frame 8, a transmission gear 9 and a crankshaft 10. The teeth of the rack frame 8 mesh with the teeth of the transmission gear 9. The transmission gear 9 is key-connected to the crankshaft 10. Both ends of the crankshaft 10 are rotatably sleeved inside the forming box 1. The curved part of the crankshaft 10 is rotatably sleeved with the bottom end of the hinged rod 11. When the carriage 4 moves upward, it will lift the rack frame 8 upward. The rack frame 8 can drive the transmission gear 9 to rotate, and the transmission gear 9 can drive the crankshaft 10 to rotate. There is an eccentric structure between the crankshaft 10 and the hinged rod 11, and the crankshaft 10 can drive the hinged rod 11 to move upward.

[0038] Please refer to Figure 2 , the rack frame 8 includes a sliding rod and a rack. The sliding rod is bolted to the rack. The end of the sliding rod away from the rack extends to the inside of the gantry 2 and is located at the top of the carriage 4. The carriage 4 can drive the sliding rod to move, and the sliding rod can then drive the rack to move. The rack can drive the transmission gear 9 to rotate.

[0039] Please refer to Figure 3 , a sliding hole is opened on the left side of the gantry 2. The sliding rod of the rack frame 8 is slidably connected to the sliding hole of the gantry 2. The sliding hole of the gantry 2 facilitates the lifting and lowering movement of the rack frame 8.

[0040] Please refer to Figure 3, a limiting frame is slidably connected to the surface of the rack frame 8. The limiting frame is bolted to the forming box 1. The rack frame 8 is slidably arranged with the limiting frame through a slide rail to guide the rack frame 8, facilitating the rotation of the drive gear 9 driven by the rack frame 8.

[0041] Please refer to Figure 4 , the limiting frame 5 includes a limiting disc, a sliding column and a clamping block. The bottom of the limiting disc is bolted to the top of the sliding column. The bottom of the sliding column is integrally processed with the top of the clamping block. The sliding column is slidably connected to the sliding frame 4. The limiting disc is used to limit the limiting frame 5 to prevent the limiting frame 5 from falling off the sliding frame 4. The clamping block can be a solid metal block, facilitating the clamping and fixing of the plate.

[0042] Embodiment 2

[0043] The difference between this embodiment and Embodiment 1 is that the rack frame 8 and the drive gear 9 are replaced with a reduction motor. The reduction motor is connected to the crankshaft 10. The reduction motor can drive the crankshaft 10 to rotate. However, it is also necessary to control the starting time of the reduction motor. Therefore, the rack frame 8 and the drive gear 9 are preferably used in this application.

[0044] It should be noted that: for the specific model of the hydraulic push rod 3 used, those skilled in the relevant art can select it by themselves. And the above description of the hydraulic push rod 3 belongs to the prior art, and this solution will not be elaborated here.

[0045] The working principle of the present utility model: Place the plate formed by stamping the cable tray on the top of the cable tray forming female die 7. Connect the power supply of the hydraulic push rod 3. The hydraulic push rod 3 can drive the sliding frame 4 to move downward. The sliding frame 4 is slidably arranged with the gantry 2 through a slide rail. The sliding frame 4 can drive the limiting frame 5 to fall downward onto the cable tray forming female die 7. The limiting frame 5 limits the plate on the cable tray forming female die 7. Subsequently, the cable tray forming male die 6 at the bottom of the sliding frame 4 will move downward to cooperate with the cable tray forming female die 7 to stamp the plate, forming the cable tray. When demoulding is required, the hydraulic push rod 3 can drive the sliding frame 4 to move upward. When the sliding frame 4 moves upward, it will drive the rack frame 8 upward. The rack frame 8 can drive the drive gear 9 to rotate. The drive gear 9 can drive the crankshaft 10 to rotate. There is an eccentric structure between the crankshaft 10 and the articulated rod 11. The crankshaft 10 can drive the articulated rod 11 to move upward. The articulated rod 11 can drive the demoulding ejector rod 12 to move upward. The demoulding ejector rod 12 can jack up the cable tray in the cable tray forming female die 7.

[0046] The above is only a preferred specific embodiment of the present utility model, but the protection scope of the present utility model is not limited thereto. Any person skilled in the technical field, within the technical scope disclosed by the present utility model, according to the technical solution of the present utility model and its inventive concept, makes equivalent replacements or changes, and should be covered by the protection scope of the present utility model.

Claims

1. A cable tray production molding equipment, characterized in that: include Molding box (1); A gantry (2), the gantry (2) being bolted to the top of the molding box (1); A pressing assembly, the pressing assembly comprising a hydraulic push rod (3), a slide (4) and a limit frame (5), the top of the hydraulic push rod (3) being connected to the top bolt of the inner side of the gantry (2), the output end of the hydraulic push rod (3) being connected to the top bolt of the slide (4), two limit frames (5) being provided, the surface of the limit frame (5) being connected in a sliding manner to the sliding hole of the slide (4); A molding assembly, the molding assembly comprising a cable tray molding convex mold (6) and a cable tray molding concave mold (7), the top of the cable tray molding convex mold (6) is bolted to the bottom of the slide (4), and the bottom of the cable tray molding concave mold (7) is bolted to the top of the molding box (1); The demoulding mechanism comprises a hinged rod (11) and a demoulding ejector rod (12), the top end of the hinged rod (11) is hinged to the bottom end of the demoulding ejector rod (12), and the top end of the surface of the demoulding ejector rod (12) is slidably connected to a hole inside the cable tray forming concave mold (7); A lifting mechanism is connected to the hinge rod (11), and is used to drive the demoulding ejector rod (12) to move up and down.

2. A cable tray production and molding equipment according to claim 1, characterized in that: The lifting mechanism comprises a rack (8), a transmission gear (9) and a crankshaft (10); the teeth of the rack (8) mesh with the teeth of the transmission gear (9); the transmission gear (9) is key-connected with the crankshaft (10); both ends of the crankshaft (10) are rotatably sleeved with the inside of the molding box (1); and the curved part of the crankshaft (10) is rotatably sleeved with the bottom end of the hinge rod (11).

3. A cable tray production and molding equipment according to claim 2, characterized in that: The rack frame (8) comprises a slide bar and a rack, the slide bar is bolted to the rack, and one end of the slide bar away from the rack extends to the inner side of the gantry (2) and is located on the top of the slide frame (4).

4. A cable tray production and molding equipment according to claim 3, characterized in that: A sliding hole is provided on the left side of the gantry (2), and the sliding rod of the rack frame (8) is slidably connected to the sliding hole of the gantry (2).

5. The cable tray production and molding equipment according to claim 2, characterized in that: The surface of the rack frame (8) is slidably connected to a limit frame, and the limit frame is bolted to the molding box (1).

6. The cable tray production and molding equipment according to claim 1, characterized in that: The limiting frame (5) comprises a limiting plate, a sliding column and a clamping block. The bottom of the limiting plate is bolted to the top of the sliding column. The bottom end of the sliding column and the top of the clamping block are processed as one piece. The sliding column is slidably connected to the sliding frame (4).

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