CN213997271U

CN213997271U - Straightening machine with protection effect for producing PC steel bar

Info

Publication number: CN213997271U
Application number: CN202022907849.0U
Authority: CN
Inventors: 绳永涛
Original assignee: Jinan Dongkang Metal Products Co ltd
Current assignee: Jinan Dongkang Metal Products Co ltd
Priority date: 2020-12-07
Filing date: 2020-12-07
Publication date: 2021-08-20
Anticipated expiration: 2030-12-07

Abstract

The utility model discloses a straightening machine that PC rod iron production was with having protective effect, including base and bearing housing, the motor is installed to the middle part inboard of base, and the front end of motor is provided with the double-toothed rim plate, the upper end of base is connected with the curb plate, and the anterior outside of curb plate is provided with the slide rail, the protection casing is installed in the outside of slide rail, the inside downside of curb plate is established in to the bearing housing, and the inboard of bearing housing is connected with down the axle of straightening, the cavity has been seted up to the lower part inboard of curb plate, and the inboard of cavity settles and have the guide bar, the outside of guide bar is provided with the spring, and the upper end of guide bar is connected with the link, the axle of straightening is installed in the outside of link, and the middle part of link is connected with the screw thread push rod through the adapter sleeve. This straightening machine that PC rod iron production was used and has safeguard effect is provided with the protection casing installation back, can protect the connecting portion of drive gear and chain, has improved the security when using.

Description

Straightening machine with protection effect for producing PC steel bar

Technical Field

The utility model relates to a PC rod iron apparatus for producing technical field specifically is a straightening machine that PC rod iron production was with having protective effect.

Background

PC steel bar, the steel bar for prestressed concrete belongs to the middle intensity level in the intensity level of prestressing force. Because the PC steel bar has the characteristics of high strength and toughness, low looseness, strong bond force with concrete, good weldability, upsetting property, material saving and the like, the PC steel bar is influenced by various factors in the manufacturing and processing process, and plastic deformation in different forms and different degrees is often generated, and various defects, shape errors such as straightness, roundness and the like are generated. Therefore, in the finishing process, the straightening equipment is needed to straighten the bar and the pipe so as to eliminate the defects and reduce the errors.

The straightening machine for producing the PC steel bars in the market is simple in structure in the using process, a driving mechanism is not provided with a protection device, the safety is low, the straightening part is exposed outside, the protection performance is poor, the adjustment of the distance between the straightening shafts is troublesome, and the problem that the use of people is troublesome is solved.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a PC excellent steel bar production is with straightener that has protective effect to simple structure in the straightener use of PC excellent steel bar production usefulness that proposes among the solution above-mentioned background art, actuating mechanism does not set up protector, and the security is low, and the straightening part exposes outside, and the protectiveness is poor, and the regulation of interval is more troublesome between the straightening axle, and the use of giving people has brought troublesome problem.

In order to achieve the above object, the utility model provides a following technical scheme: a straightening machine with a protection effect for producing a PC steel bar comprises a base and a bearing sleeve, wherein a motor is installed on the inner side of the middle of the base, a double-toothed wheel disc is arranged at the front end of the motor, a chain is connected to the outer side of the double-toothed wheel disc, a maintenance door is installed on the outer side of the middle of the base, a heat dissipation net is arranged in the middle of the maintenance door, a side plate is connected to the upper end of the base, a slide rail is arranged on the outer side of the front portion of the side plate, a protection cover is installed on the outer side of the slide rail, the bearing sleeve is arranged on the lower side of the inner portion of the side plate, a lower straightening shaft is connected to the inner side of the bearing sleeve, a driving gear is installed at the end portion of the lower straightening shaft, a cavity is formed in the inner side of the lower portion of the side plate, a guide rod is arranged on the inner side of the cavity, a spring is arranged on the outer side of the guide rod, a connecting frame is connected to the upper straightening shaft is installed on the outer side of the connecting frame, and the middle part of the connecting frame is connected with a threaded push rod through a connecting sleeve, and the upper part of the threaded push rod is provided with a fixed plate.

Preferably, the heat dissipation net and the maintenance door are fixedly welded, and the maintenance door is movably connected with the base.

Preferably, be swing joint between protection casing and the slide rail, and be fixed connection between slide rail and the curb plate.

Preferably, the lower straightening shaft and the side plate form a movable structure through a bearing sleeve, and the lower straightening shaft and the double-gear wheel disc form a transmission structure through a driving gear and a chain.

Preferably, the upper straightening shaft and the connecting frame are movably connected, four upper straightening shafts and four lower straightening shafts are arranged, and the upper straightening shafts and the lower straightening shafts are parallel to each other.

Preferably, the threaded push rod and the connecting frame form a movable structure through a connecting sleeve, and the connecting frame and the side plate form a movable structure through a spring and a guide rod.

Compared with the prior art, the beneficial effects of the utility model are that:

the straightening machine with the protection effect for producing the PC steel bar not only can better protect the motor part and reduce the potential safety hazard caused by the exposure of the motor through the arrangement of the maintenance door, but also is convenient for the maintenance of the interior of the straightening machine, and is convenient for the heat dissipation of the motor part through the arrangement of the heat dissipation net; through the setting of slide rail, for the installation of protection casing and the effect that dismantlement provided the direction, after the protection casing installation, can protect the connecting portion of drive gear and chain, the security when having improved the use to under the swing joint structure of protection casing, brought the convenience for the maintenance and the change of chain and drive gear.

This PC rod iron production is with straightening machine's that has safeguard effect lower straightening shaft passes through drive gear and chain and double gear dish constitution transmission structure, setting through the chain, effectual energy transmission with the motor gives four drive gear, and under the block structure of chain and gear, the skidding among the transmission process has been avoided, the consumption of energy has been reduced, transmission efficiency has been improved, thereby four synchronous rotations of drive gear ability have been guaranteed, connection through the bearing housing, the friction between lower straightening shaft and the curb plate has been reduced, thereby better guard action has been played to the both ends of lower straightening shaft, and setting through the curb plate, surround the both sides of lower straightening shaft and last straightening shaft, the safeguard effect among the straightening process has been strengthened.

This PC excellent production of steel is with last straightening axle and lower straightening axle of straightener that has safeguard effect all is provided with four, and go up the straightening axle and be parallel to each other with lower straightening axle, through swing joint's last straightening axle, it can rotate together when the excellent steel passes through to conveniently go up the straightening axle, the wearing and tearing to the excellent surface of steel have been avoided, through the connection of screw push rod, the convenience is to the regulation of link upper and lower position, thereby make this straightener function be applicable to the straightening of different diameter steel pipes, and through the connection of guide bar, not only play the effect of direction to the removal of link, the rocking of link has still been prevented, thereby the stability of going up the straightening axle has been improved, and under the effect of spring, make go up the straightening axle and keep the detached state with lower straightening axle, thereby made things convenient for inserting of excellent steel.

Drawings

FIG. 1 is a schematic structural view of the present invention;

FIG. 2 is a schematic side view of the present invention;

FIG. 3 is a schematic view of the connection structure of the connection frame of the present invention;

fig. 4 is a schematic view of the top view structure of the connection frame of the present invention.

In the figure: 1. a base; 2. a motor; 3. a double-gear wheel disc; 4. a chain; 5. repairing the door; 6. a heat-dissipating web; 7. a side plate; 8. a slide rail; 9. a protective cover; 10. a bearing housing; 11. a lower straightening shaft; 12. a drive gear; 13. a cavity; 14. a guide bar; 15. a spring; 16. a connecting frame; 17. an upper straightening shaft; 18. connecting sleeves; 19. a threaded push rod; 20. and (7) fixing the plate.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

Referring to fig. 1-4, the present invention provides a technical solution: a straightening machine with a protection effect for producing a PC steel bar comprises a base 1 and a bearing sleeve 10, wherein a motor 2 is installed on the inner side of the middle of the base 1, a double-toothed wheel disc 3 is arranged at the front end of the motor 2, a chain 4 is connected to the outer side of the double-toothed wheel disc 3, a maintenance door 5 is installed on the outer side of the middle of the base 1, a heat dissipation net 6 is arranged in the middle of the maintenance door 5, a side plate 7 is connected to the upper end of the base 1, a slide rail 8 is arranged on the outer side of the front portion of the side plate 7, a protection cover 9 is installed on the outer side of the slide rail 8, the bearing sleeve 10 is arranged on the lower side of the side plate 7, a lower straightening shaft 11 is connected to the inner side of the bearing sleeve 10, a driving gear 12 is installed at the end portion of the lower straightening shaft 11, a cavity 13 is formed in the inner side of the lower portion of the side plate 7, a guide rod 14 is arranged on the inner side of the cavity 13, a spring 15 is arranged on the outer side of the guide rod 14, and a connecting frame 16 is connected to the upper end of the guide rod 14, an upper straightening shaft 17 is installed on the outer side of the connecting frame 16, a threaded push rod 19 is connected to the middle of the connecting frame 16 through a connecting sleeve 18, and a fixing plate 20 is arranged on the upper portion of the threaded push rod 19.

The heat dissipation net 6 and the maintenance door 5 are fixedly welded, the maintenance door 5 is movably connected with the base 1, the maintenance door 5 is arranged, the motor 2 is well protected, potential safety hazards caused by exposure of the motor 2 are reduced, internal maintenance is facilitated, and heat dissipation of the motor 2 is facilitated through the arrangement of the heat dissipation net 6;

the protective cover 9 is movably connected with the sliding rail 8, the sliding rail 8 is fixedly connected with the side plate 7, a guiding effect is provided for installation and disassembly of the protective cover 9 through the arrangement of the sliding rail 8, the connecting part of the driving gear 12 and the chain 4 can be protected after the protective cover 9 is installed, safety in use is improved, and convenience is brought to maintenance and replacement of the chain 4 and the driving gear 12 under the movable connecting structure of the protective cover 9;

the lower straightening shaft 11 and the side plate 7 form a movable structure through the bearing sleeve 10, the lower straightening shaft 11 and the double-toothed wheel disc 3 form a transmission structure through the driving gear 12 and the chain 4, the energy of the motor 2 is effectively transmitted to the four driving gears 12 through the arrangement of the chain 4, and under the clamping structure of the chain 4 and the gears, slipping in the transmission process is avoided, energy consumption is reduced, transmission efficiency is improved, synchronous rotation of the four driving gears 12 is guaranteed, friction between the lower straightening shaft 11 and the side plate 7 is reduced through connection of the bearing sleeve 10, and therefore good protection effects are achieved on two ends of the lower straightening shaft 11;

the upper straightening shaft 17 is movably connected with the connecting frame 16, four upper straightening shafts 17 and four lower straightening shafts 11 are arranged, the upper straightening shafts 17 and the lower straightening shafts 11 are parallel to each other, the flexibility of the upper straightening shafts 17 is improved through the movable connecting structure between the upper straightening shafts 17 and the connecting frame 16, so that the upper straightening shafts 17 can conveniently rotate together when a steel bar passes through, the abrasion to the surface of the steel bar is avoided,

the threaded push rod 19 forms a movable structure with the connecting frame 16 through the connecting sleeve 18, the connecting frame 16 forms a movable structure with the side plate 7 through the spring 15 and the guide rod 14, the upper position and the lower position of the connecting frame 16 can be conveniently adjusted through connection of the threaded push rod 19, so that the straightening machine can be suitable for straightening of steel pipes with different diameters, and through connection of the guide rod 14, not only is the guide effect on movement of the connecting frame 16 achieved, but also shaking of the connecting frame 16 is prevented, stability of the upper straightening shaft 17 is improved, under the effect of the spring 15, the upper straightening shaft 17 and the lower straightening shaft 11 are kept in a separated state, and insertion of steel rods is facilitated.

The working principle is as follows: for the straightening machine with the protection effect for the production of the PC steel bar, firstly, four lower straightening shafts 11 are connected with a side plate 7 through a bearing sleeve 10, under the action of the bearing sleeve 10, the friction between the lower straightening shafts 11 and the side plate 7 is reduced, the flexibility of the lower straightening shafts 11 is improved, then a driving gear 12 is sequentially connected with the front ends of the four lower straightening shafts 11, the driving gear 12 is connected with a double-gear wheel disc 3 through a chain 4, so that the slipping in the transmission process is avoided under the clamping structure of the chain 4 and the gear, the transmission efficiency is improved, the four driving gears 12 can synchronously rotate, then the upper straightening shafts 17 are movably connected with a connecting frame 16, the connecting frame 16 is connected with a cavity 13 in the middle of the side plate 7 through a guide rod 14, and the upper straightening shafts 17 and the lower straightening shafts 11 are kept in a separated state under the action of a spring 15, therefore, the steel bar can be conveniently inserted, the threaded push rod 19 penetrates through the fixed plate 20 and is connected with the connecting frame 16 through the connecting sleeve 18, the upper position and the lower position of the connecting frame 16 can be adjusted by rotating the threaded push rod 19, so that the straightening machine can be suitable for straightening steel pipes with different diameters, and then the protective cover 9 is connected with the side plate 7 through the arrangement of the sliding rail 8, so that the connecting part of the driving gear 12 and the chain 4 is protected, and the safety in use is improved; thus, the use process of the straightening machine with the protection effect for the whole PC steel bar production is completed.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.

Claims

1. The utility model provides a PC rod iron production is with straightener that has protective effect, includes base (1) and bearing housing (10), its characterized in that: the motor (2) is installed on the inner side of the middle of the base (1), the double-toothed wheel disc (3) is arranged at the front end of the motor (2), the chain (4) is connected to the outer side of the double-toothed wheel disc (3), the maintenance door (5) is installed on the outer side of the middle of the base (1), the heat dissipation net (6) is arranged in the middle of the maintenance door (5), the side plate (7) is connected to the upper end of the base (1), the slide rail (8) is arranged on the outer side of the front portion of the side plate (7), the protective cover (9) is installed on the outer side of the slide rail (8), the bearing sleeve (10) is arranged on the lower side of the inner portion of the side plate (7), the lower straightening shaft (11) is connected to the inner side of the bearing sleeve (10), the driving gear (12) is installed at the end portion of the lower straightening shaft (11), the cavity (13) is formed in the inner side of the lower portion of the side plate (7), and the guide rod (14) is arranged on the inner side of the cavity (13), the outer side of the guide rod (14) is provided with a spring (15), the upper end of the guide rod (14) is connected with a connecting frame (16), an upper straightening shaft (17) is installed on the outer side of the connecting frame (16), the middle of the connecting frame (16) is connected with a threaded push rod (19) through a connecting sleeve (18), and a fixing plate (20) is arranged on the upper portion of the threaded push rod (19).

2. The straightening machine with the protection effect for the production of the PC steel bar according to claim 1, wherein the straightening machine comprises: the heat dissipation net (6) and the maintenance door (5) are fixedly welded, and the maintenance door (5) is movably connected with the base (1).

3. The straightening machine with the protection effect for the production of the PC steel bar according to claim 1, wherein the straightening machine comprises: the protective cover (9) is movably connected with the sliding rail (8), and the sliding rail (8) is fixedly connected with the side plate (7).

4. The straightening machine with the protection effect for the production of the PC steel bar according to claim 1, wherein the straightening machine comprises: the lower straightening shaft (11) and the side plate (7) form a movable structure through a bearing sleeve (10), and the lower straightening shaft (11) and the double-gear wheel disc (3) form a transmission structure through a driving gear (12) and a chain (4).

5. The straightening machine with the protection effect for the production of the PC steel bar according to claim 1, wherein the straightening machine comprises: the upper straightening shafts (17) are movably connected with the connecting frame (16), four upper straightening shafts (17) and four lower straightening shafts (11) are arranged, and the upper straightening shafts (17) are parallel to the lower straightening shafts (11).

6. The straightening machine with the protection effect for the production of the PC steel bar according to claim 1, wherein the straightening machine comprises: the threaded push rod (19) and the connecting frame (16) form a movable structure through the connecting sleeve (18), and the connecting frame (16) and the side plate (7) form a movable structure through the spring (15) and the guide rod (14).