Unpowered roller damping device for duct piece production line

Abstract

The utility model discloses an unpowered roller damping device for a duct piece production line. The unpowered roller damping device comprises a track, a forming die and a damping buffer device. The track is used for bearing a concrete pouring mold, and the concrete pouring mold is used for being pulled through a hydraulic pull rod; the forming mold is mounted in the middle of the track, and the concrete pouring mold is used for pouring concrete on the forming mold; the damping buffer device comprises a roller, a threaded sleeve, a screw, a spring and a damping rod, the roller is movably connected with the track through a mounting groove formed in the track, the threaded sleeve is mounted on the track and penetrates through the track to be arranged in the mounting groove, the screw is in threaded connection with the interior of the threaded sleeve, and the spring is arranged in the threaded sleeve; the utility model aims to solve the problem that in the manufacturing process of a shield segment in the prior art, when a mold stops after being pushed, the mold is in hard contact with a speed reduction roller due to inertia.

Description

TECHNICAL FIELD

[0001] The utility model relates to a kind of shield segment production technical field, specifically a kind of segment production line unpowered roller damping device. BACKGROUND

[0002] With infrastructure construction entering high-speed development stage, shield construction method is more and more widely used in tunnel construction, and shield segment, as a basic unit of permanent support structure of shield tunnel, its production efficiency and forming quality directly affect the construction period, quality and service life of tunnel engineering. Shield segment is injected with high-performance concrete in a highly automated and precisely controlled mold system during production, and after vibration compaction, curing and other processes, it can ensure that shield segment has high strength, durability and good waterproof performance, meeting the safety and quality requirements of shield tunnel construction under complex geological conditions.

[0003] The invention patent with application number CN202310469308.X and publication number CN116443549A (hereinafter referred to as "prior art 1") discloses a prefabricated component mold platform integral columnar type pushing device and pushing method, belonging to the technical field of concrete component conveying. It includes: support rollers arranged in a straight line and at least two rows in parallel to form a straight support plane, on which multiple mold platforms can be placed; each mold platform is erected on the support rollers with a distance between the bottom of the mold platform and the ground; an oil cylinder with its piston rod extending from the bottom of the mold platform; and a plurality of push-pull assemblies arranged at equal intervals on the piston rod.

[0004] The specification of prior art 1 discloses a prefabricated component mold platform integral columnar type pushing device and pushing method. During use, as the piston rod extends and retracts, the push-pull assemblies simultaneously pull multiple mold platforms in the same direction, and the mold platforms are always arranged at equal intervals, thereby achieving the purpose of columnar type pushing and ensuring that adjacent two mold platforms do not collide during conveying. However, in actual application, when the mold runs to the end of the track, the sliding of the mold needs to be stopped by the hydraulic pull rod. In this process, the mold will be subject to inertial retraction, the buffer roller on the track will have rigid contact with the mold, and the mold and the roller will be damaged. SUMMARY

[0005] The utility model provides a kind of segment production line unpowered roller damping device, and the purpose is to solve the problem that mold is subject to inertial hard contact with deceleration roller when mold is stopped after being pushed in the process of shield segment in prior art.

[0006] To solve the above technical problems, the technical scheme adopted by the utility model is:

[0007] A kind of pipe piece production line unpowered roller damping device, including track, forming die and damping buffer device;The track is used to load concrete pouring mold, and the concrete pouring mold is used to be pulled by hydraulic pull rod;The forming die is installed in the middle of track, and the concrete pouring mold is used to pour concrete on the forming die;The damping buffer device includes roller, threaded sleeve, screw rod, spring and damping rod, roller is movably connected with track by being provided with mounting groove on track, threaded sleeve is installed on track and is inserted into mounting groove after penetrating track, screw rod is screw-connected in threaded sleeve, spring is arranged in threaded sleeve, one end of spring is connected with inner wall of threaded sleeve, the other end is connected with the end of damping rod, and damping rod is used to slide in threaded sleeve and contact with roller.

[0008] Further, the track is provided with a pouring groove, and the pouring groove is provided with a collection hole for collecting the concrete generated by the concrete pouring mold.

[0009] Further, a collection area is arranged below the track, and the pouring groove is communicated with the collection area through the collection hole.

[0010] Further, a clearance groove is arranged on the side wall of the pouring groove for limiting the installation of the forming die.

[0011] Further, a support beam is arranged in the clearance groove for supporting the upper end surface of the clearance groove.

[0012] Further, a plurality of rotating wheels are arranged on the track, and the two sides of the forming die are used to contact the rotating wheels.

[0013] Further, a plurality of mounting grooves are arranged, and one roller is movably arranged in each of the mounting grooves.

[0014] Further, a limiting groove is arranged on the mounting groove, and a sliding assembly is arranged in the limiting groove.

[0015] Further, a baffle is arranged on the limiting groove for limiting the transverse direction of the roller.

[0016] Further, the damping rod is made of rubber material.

[0017] Compared with the prior art, the damping buffer device has the following advantages:

[0018] Compared with the prior art, the damping buffer device has the following advantages:The utility model mainly includes track, forming die and damping buffer device, in the actual use process, the staff controls the concrete pouring die to slide on the track, at the moment, the roller on the track buffers the movement of the die, plays the role of deceleration zone, in this process, the concrete pouring die pours the concrete to the forming die, when the concrete pouring die runs to the tail end of the track, the hydraulic pull rod pulls the concrete pouring die, makes the concrete pouring die to stop suddenly on the track, at the moment, the concrete pouring die is moved a short distance in the opposite direction of the moving direction by inertia, at the moment, the contact between the concrete pouring die and the roller on the track, the roller slides on the installation groove, until the roller contacts the damping rod, extrudes the damping rod, makes the damping rod slide in the threaded sleeve and extrudes the spring, the spring is pressed and shares a part of the impact force, and then the impact force between the roller and the concrete pouring die is greatly reduced, and the roller and the concrete pouring die are effectively protected. BRIEF DESCRIPTION OF DRAWINGS

[0019] In order to more clearly illustrate the technical scheme of the embodiment of the utility model, the following will be briefly introduced the drawing needed to be used in the embodiment, should be understood, the following drawings only show some embodiments of the utility model, therefore should not be regarded as the limitation to the scope, for the ordinary skilled person in the art, under the premise of not paying the creative labor, can also obtain other related drawings according to these drawings.

[0020] Figure 1 It is the structural schematic diagram of the utility model.

[0021] Figure 2 It is the side view of the utility model.

[0022] Figure 3 It is the structural schematic diagram of the second embodiment of the utility model.

[0023] Figure 4 It is Figure 3 It is the local enlarged view of A part in the middle.

[0024] In the drawing, 101-track, 102-forming die, 103-roller, 104-threaded sleeve, 105-screw, 106-spring, 107-damping rod, 108-installation groove, 109-pouring groove, 110-collection hole, 111-give way slot, 112-supporting beam, 113-rotating wheel, 114-limiting slot, 115-baffle. DETAILED DESCRIPTION

[0025] The utility model is further described below in combination with the embodiments, and the described embodiments are only some of the embodiments of the utility model, not all the embodiments. Based on the embodiments of the utility model, other embodiments obtained by the ordinary skilled in the art without creative labor belong to the protection scope of the utility model.

[0026] Please refer to Figures 1-4 The embodiment discloses a pipe piece production line unpowered roller damping device, including track 101, forming die 102 and damping buffer device, track 101 is used for carrying concrete pouring mold, and the concrete pouring mold is used for being pulled by hydraulic pull rod, forming die 102 is installed in the middle part of track 101, and the concrete pouring mold is used for pouring concrete on forming die 102, the damping buffer device includes roller 103, threaded sleeve 104, screw 105, spring 106 and damping rod 107, roller 103 is movably connected with track 101 by installation groove 108 arranged on track 101, threaded sleeve 104 is installed on track 101 and is inserted into installation groove 108 after penetrating track 101, screw 105 is screw-connected in threaded sleeve 104, spring 106 is arranged in threaded sleeve 104, one end of spring 106 is connected with the inner wall of threaded sleeve 104, the other end is connected with the end of damping rod 107, and damping rod 107 is used for sliding in threaded sleeve 104 and is used for contacting with roller 103.

[0027] The utility model mainly includes track 101, forming die 102 and damping buffer device, in the actual use process, the staff controls the concrete pouring mold to slide on track 101, at this time, the roller 103 on track 101 buffers the movement of the mold in the process of mold sliding, plays the role of deceleration zone, in this process, the concrete pouring mold pours concrete on forming die 102, when the concrete pouring mold runs to the tail end of track 101, the hydraulic pull rod pulls the concrete pouring mold, so that the concrete pouring mold stops on track 101, at this time, the concrete pouring mold moves a small distance in the direction opposite to the moving direction by inertia, at this time, after the contact between the concrete pouring mold and the roller 103 on track 101, the roller 103 slides on installation groove 108, until the roller 103 contacts with damping rod 107, extrudes damping rod 107, so that damping rod 107 slides in threaded sleeve 104 and extrudes spring 106, spring 106 is pressed and shares a part of the impact force, and then the impact force between roller 103 and the concrete pouring mold is greatly reduced, effectively protecting the roller 103 and the concrete pouring mold.

[0028] In some embodiments, the track 101 is provided with a pouring groove 109, and the pouring groove 109 is provided with a collection hole 110 for collecting the concrete generated by the concrete pouring mold. The forming mold 102 is used to be installed inside the pouring groove 109.

[0029] In actual use, the main function of the pouring groove 109 is to install the forming mold 102 and collect the concrete.

[0030] In some embodiments, the track 101 is provided with a collection area, and the pouring groove 109 is communicated with the collection area through the collection hole 110. The collection area is used to collect the concrete.

[0031] In actual use, the concrete enters the collection area through the collection hole 110 for collection, thereby achieving the purpose of reuse.

[0032] In some embodiments, the side wall of the pouring groove 109 is provided with a clearance groove 111 for limiting the installation of the forming mold 102.

[0033] In actual use, since the width of the forming mold 102 is greater than the width of the pouring groove 109, the clearance groove 111 is provided to limit the installation of the forming mold 102.

[0034] In some embodiments, the clearance groove 111 is provided with a support beam 112 for supporting the upper end face of the clearance groove 111.

[0035] In actual use, the purpose of providing the support beam 112 is to support the side wall of the clearance groove 111 to prevent the concrete pouring mold from being deformed.

[0036] In some embodiments, the track 101 is provided with a plurality of rotating wheels 113, and the two sides of the forming mold 102 are used to contact the rotating wheels 113.

[0037] In actual use, the main purpose of providing the rotating wheel 113 is to limit the movement track of the concrete pouring mold, and to make the concrete pouring mold slide and rub after contacting the rotating wheel 113, thereby limiting the concrete pouring mold and effectively reducing the friction of the concrete pouring mold.

[0038] In some embodiments, the installation groove 108 has a plurality of rollers 103 movably arranged inside the installation groove 108, and the installation groove 108 at the two ends of the track 101 is provided with the threaded sleeve 104.

[0039] In actual use, only the threaded sleeve 104 is arranged on the mounting groove 108 at the two ends of the track 101, and since the concrete pouring mold needs to move back and forth, the concrete pouring mold only stops at the two ends of the track 101, so when the concrete pouring mold stops at the two ends of the track 101, the damping rod 107 in the threaded sleeve 104 buffers the inertial rebound of the concrete pouring mold in cooperation with the spring 106.

[0040] In some embodiments, the mounting groove 108 is provided with a limiting groove 114, and the roller 103 is slidably connected to the limiting groove 114 through a sliding assembly arranged in the limiting groove 114.

[0041] In actual use, the limiting groove 114 is arranged to facilitate the sliding of the roller 103 on the mounting groove 108, and the roller 103 also slides in the limiting groove 114 while rotating.

[0042] As an optional embodiment, in the present embodiment, the sliding assembly comprises a limiting recess and a limiting protrusion arranged around the roller 103, and the limiting protrusion is used for sliding in the limiting recess.

[0043] In some embodiments, the limiting groove 114 is provided with a baffle 115 for limiting the transverse direction of the roller 103.

[0044] In actual use, the baffle 115 is arranged to facilitate the transverse limiting of the roller 103, preventing the roller 103 from disengaging from the limiting groove 114.

[0045] In some embodiments, the damping rod 107 is made of rubber material.

[0046] In actual use, the damping rod 107 made of rubber material can further prevent hard contact between the damping rod 107 and the roller 103.

[0047] In the description of the present application, it should be understood that the terms "coaxial", "bottom", "one end", "top", "middle", "the other end", "upper", "one side", "top", "inner", "front", "central", "both ends" and the like indicate the orientation or positional relationship based on the orientation or positional relationship shown in the drawings, and are only for the convenience of describing the present application and simplifying the description, and do not indicate or imply that the devices or elements referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore cannot be understood as a limitation of the present application.

[0048] In addition, the terms "first", "second", "third", "fourth" are only used for descriptive purposes and should not be construed as indicating or implying relative importance or implying a number of the indicated technical features, so the features with "first", "second", "third", "fourth" can be explicitly or implicitly include at least one of the features.

[0049] In the present application, unless otherwise expressly specified and limited, the terms "mounting", "setting", "connecting", "fixing", "screw connection" and the like should be understood broadly, for example, it can be fixedly connected, or it can be detachably connected, or it can be integrated; it can be mechanically connected, or it can be electrically connected; it can be directly connected, or it can be indirectly connected through an intermediate medium; it can be the communication or interaction relationship between two elements, unless otherwise expressly limited, the above-mentioned terms in the present application can be understood according to the specific meaning of the above-mentioned terms in the present application by those skilled in the art.

[0050] Although the embodiments of the present application have been shown and described, those skilled in the art can understand that various changes, modifications, replacements and variations can be made to these embodiments without departing from the principles and spirits of the present application, the scope of the present application is defined by the appended claims and their equivalents.

Claims

1. A pipe segment production line unpowered roller damping device, characterized in that, comprising: a track (101) for carrying a concrete pouring mold, the concrete pouring mold being used for traction by a hydraulic pull rod; a forming mold (102) installed in the middle of the track (101), the concrete pouring mold being used for pouring concrete on the forming mold (102); a damping buffer device, the damping buffer device comprising a roller (103), a threaded sleeve (104), a screw (105), a spring (106), and a damping rod (107), the roller (103) being movably connected with the track (101) through a mounting groove (108) provided on the track (101), the threaded sleeve (104) being installed on the track (101) and penetrating the track (101) to be placed inside the mounting groove (108), the screw (105) being threadedly connected inside the threaded sleeve (104), the spring (106) being provided inside the threaded sleeve (104), one end of the spring (106) being connected with the inner wall of the threaded sleeve (104), the other end being connected with the end of the damping rod (107), the damping rod (107) being used for sliding inside the threaded sleeve (104) and being used for contacting the roller (103).

2. A powered roller damping device for a pipe production line as claimed in claim 1, characterized in that: The track (101) is provided with a pouring groove (109), the pouring groove (109) is provided with a collection hole (110), the collection hole (110) is used for collecting concrete generated by the concrete pouring mold, and the forming mold (102) is used for being installed inside the pouring groove (109).

3. A powered roller damping device for a pipe production line as claimed in claim 2, characterized in that: A collection area is provided below the track (101), the pouring groove (109) is communicated with the collection area through the collection hole (110), and the collection area is used for collecting concrete.

4. A powered roller damping device for a pipe production line as claimed in claim 3, characterized in that: A clearance groove (111) is provided on the side wall of the pouring groove (109), and the clearance groove (111) is used for limiting the installation of the forming mold (102).

5. A powered roller damping device for a pipe production line as claimed in claim 4, characterised in that: A support beam (112) is provided inside the clearance groove (111), and the support beam (112) is used for supporting the upper end face of the clearance groove (111).

6. A powered roller damping device for a pipe production line as claimed in claim 1, characterized in that: A plurality of rotating wheels (113) are provided on the track (101), and the two sides of the forming mold (102) are used for contacting the rotating wheels (113).

7. A powered roller damping device for a pipe production line as claimed in claim 1, characterized in that: There are a plurality of mounting grooves (108), and one roller (103) is movably provided inside each of the plurality of mounting grooves (108), and the mounting grooves (108) at the two ends of the track (101) are provided with the threaded sleeve (104).

8. A powered roller damping device for a pipe production line as claimed in claim 7, characterised in that: A limiting groove (114) is provided on the mounting groove (108), a sliding assembly is provided inside the limiting groove (114), and the roller (103) is slidably connected with the limiting groove (114) through the sliding assembly.

9. A powered roller damping device for a pipe production line as claimed in claim 8, characterised in that: A baffle (115) is provided on the limiting groove (114), and the baffle (115) is used for limiting the transverse direction of the roller (103).

10. A powered roller damping device for a pipe production line as claimed in claim 1, characterized in that: The damping rod (107) is made of rubber material.

Images