CN217237497U - A kind of steel bar drawing device for traffic engineering construction - Google Patents

Abstract

The utility model discloses a reinforcing bar drawing device is used in traffic engineering construction, including roof, first base and second base, the below of roof is provided with drawing device, the motor rigid coupling is at the upper surface of roof, the output shaft of motor links to each other with the screw rod is fixed, the screw rod passes through the bearing with the roof and rotates continuously, the screw rod links to each other with the straight rack meshing. This reinforcing bar draw-off gear is used in traffic engineering construction, through the motor, the screw rod, first rack board, first gear, the second branch, the second gear, cooperation between extension board and the second rack board, the screw rod passes through the spur rack and drives first rack board and slide, two first gear rotations of first rack board drive, first gear drives first branch and rotates, first branch drives second branch and rotates, second branch drives the second gear and rotates, the second gear drives the second rack board and slides, second rack board drive extension board slides, the problem that the reinforcing bar toughness is difficult to confirm for the traffic engineering construction has been solved.

Description

A kind of steel bar drawing device for traffic engineering construction

technical field

The utility model relates to the technical field of steel bar drawing, in particular to a steel bar drawing device for traffic engineering construction.

Background technique

Reinforcing steel refers to steel for reinforced concrete and prestressed reinforced concrete, and its cross-section is round, sometimes square with rounded corners, including smooth round steel, ribbed steel, torsion steel, and steel for reinforced concrete refers to reinforced concrete The straight or wire rod-shaped steel used for reinforcement is divided into two types: smooth round steel bar and deformed steel bar. The delivery state is straight and coiled. The smooth round steel bar is actually a small circle of ordinary low carbon steel. Steel and discs. Deformed steel bars are steel bars with ribs on the surface, usually with two longitudinal ribs and transverse ribs evenly distributed along the length direction. It is difficult to confirm the toughness of steel bars for traffic engineering construction in the prior art, and the steel bars generally fall off when subjected to great force. At the same time, when the steel bar is pulled out, it is easy to break and hurt the operator.

Utility model content

The purpose of the present utility model is to provide a steel bar drawing device for traffic engineering construction, so as to solve the problem of difficulty in confirming the toughness of the steel bar for traffic engineering construction proposed in the above-mentioned background art.

In order to achieve the above purpose, the present invention provides the following technical solutions: a steel bar pulling device for traffic engineering construction, comprising a top plate, a first base and a second base, the top plate and the second base are fixedly connected through the first base, so A pulling device is arranged below the top plate;

The drawing device includes a motor, a screw rod, a first rack plate, a first gear, a straight rack, a first support rod, a second support rod, a second gear, a support plate and a second rack plate;

The motor is fixed on the upper surface of the top plate, the output shaft of the motor is fixedly connected with the screw rod, the screw rod and the top plate are connected in rotation through the bearing, the screw rod is meshed and connected with the straight rack, and the straight rack is fixed on the top plate. The surface of the first rack plate, the first rack plate is slidably connected with the chute machined in the first base, the upper and lower sides of the first rack plate are meshed and connected with two first gears, the first A gear is rotatably connected to the first base through a bearing, the first gear is fixedly connected to the first support rod, the first support rod is rotatably connected to the second support rod through a pin, and the second support rod is connected to the second support rod. The gears are fixedly connected, the two second gears are meshed and connected with the upper and lower sides of the second rack plate, and the second rack plate is slidably connected with the chute machined in the support plate.

Preferably, pillars are fixed on the lower surface of the top plate, and spacers are fixed under the pillars.

Preferably, a clamping device is provided on the right side of the support plate;

The clamping device includes a third base, a hydraulic cylinder, a third support rod, a first sliding block, a second sliding block, a fourth support rod, a clamping block and a groove;

The third base on the left side and the hydraulic cylinder are both fixed on the right side surface of the support plate, the third base on the right side and the hydraulic cylinder are fixed on the left side surface of the pillar, and the third base and the hydraulic cylinder are fixed on the left side surface of the support. The hydraulic rod is slidably connected, the hydraulic rod of the hydraulic cylinder is fixedly connected with the second sliding block, the surface of the second sliding block is connected with four third support rods through the rotation of the pin shaft, and the four third support rods are connected with the second sliding block. The two fourth support rods are rotatably connected by a pin shaft, the end of the fourth support rod is fixed with a clamping block, a groove is machined in the clamping block, and the third support rod and the first slider are connected by a pin The shaft is rotatably connected, and the first sliding block is slidably connected with the third base.

Preferably, a protective device is provided below the top plate;

The protection device includes a third gear, a chain, a protection door, a fifth support rod and a sixth support rod;

The two third gears are rotatably connected to the top plate through bearings, the third gear on the left side is fixedly connected to the external power source, the two third gears are meshed and connected to the chain, and the links of the chain are rotatably connected to each other. Two fifth support rods, the fifth support rod and the sixth support rod are rotatably connected with a pin shaft, the sixth support rod is fixedly connected with the protective door, and the protective door is slidably connected with the top plate and the second base.

Preferably, an observation window is processed in the protective door.

Compared with the prior art, the beneficial effect of the present utility model is that: the steel bar drawing device for traffic engineering construction, through the motor, the screw, the first rack plate, the first gear, the straight rack, the first support rod, the first The cooperation between the two support rods, the second gear, the support plate and the second rack plate, start the motor, the motor drives the screw to rotate, the screw drives the first rack plate to slide through the straight rack, and the first rack plate drives the two The first gear rotates, the first gear drives the first support rod to rotate, the first support rod drives the second support rod to rotate, the second support rod drives the second gear to rotate, the second gear drives the second rack plate to slide, the second tooth The slats drive the supporting plates to slide, which solves the problem that the toughness of steel bars used in traffic engineering construction is difficult to confirm;

Through the cooperation between the third base, the hydraulic cylinder, the third support rod, the first slider, the second slider, the fourth support rod, the clamping block and the groove, the two hydraulic cylinders are activated, and the hydraulic cylinder drives the second sliding block. The block slides, the second slider drives the four third poles to move, the third pole drives the fourth pole to move, the fourth pole drives the clamp block to move to the outside, put the steel bar between the two clamp blocks, and drive in the opposite direction. Two hydraulic cylinders, in the same way, the hydraulic cylinder drives the two clamping blocks to move inward, the grooves machined in the clamping block fit the outer surface of the steel bar, clamp the steel bar, and close the hydraulic cylinder, which solves the problem that the steel bar is universal when it is subjected to great force. the problem of falling off;

Through the cooperation between the third gear, the chain, the protective door, the fifth support rod and the sixth support rod, the external power source is activated, the external power source drives the left third gear to rotate, the left third gear drives the chain to rotate, and the chain rotates. Drive the fifth support rod to move, the fifth support rod drives the sixth support rod to move, the sixth support rod drives the protective door to slide, the protective door is opened, and the external power source is closed, which solves the problem that the steel bar is easy to break when drawing and hurts the operator. The problem.

Description of drawings

Fig. 1 is the structural representation of the utility model;

Fig. 2 is the sectional view of the utility model;

Fig. 3 is the structural schematic diagram of the connection of the motor, the screw rod and the straight rack in Fig. 1;

Fig. 4 is the structural schematic diagram of the connection of the third base, the hydraulic cylinder and the third support rod in Fig. 1;

Fig. 5 is the structural representation of the connection between the clamping block and the groove in Fig. 1;

FIG. 6 is a schematic structural diagram of the connection between the third gear, the chain and the protective door in FIG. 1 .

In the figure: 1. Top plate, 2. First base, 3. Second base, 4. Drawing device, 401, Motor, 402, Screw, 403, First rack plate, 404, First gear, 405, Straight rack, 406, first support rod, 407, second support rod, 408, second gear, 409, support plate, 410, second rack plate, 5, clamping device, 501, third base, 502, hydraulic cylinder, 503, third strut, 504, first slider, 505, second slider, 506, fourth strut, 507, clamping block, 508, groove, 6, guard, 601, third Gear, 602, chain, 603, protective door, 604, fifth strut, 605, sixth strut, 7, strut, 8, gasket, 9, observation window.

Detailed ways

The technical solutions in the embodiments of the present utility model will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present utility model. Obviously, the described embodiments are only a part of the embodiments of the present utility model, rather than all the implementations. example. Based on the embodiments of the present invention, all other embodiments obtained by those of ordinary skill in the art without creative work fall within the protection scope of the present invention.

1-6, the present utility model provides a technical solution: a steel bar pulling device for traffic engineering construction, comprising a top plate 1, a first base 2 and a second base 3, and the top plate 1 and the second base 3 pass through the first A base 2 is fixedly connected, a column 7 is fixed on the lower surface of the top plate 1, a gasket 8 is fixed below the column 7, and the gasket 8 increases the force-bearing area between the column and the second base 3, and a pull-pull is arranged below the top plate 1 The pulling device 4, the pulling device 4 includes a motor 401, a screw 402, a first rack plate 403, a first gear 404, a straight rack 405, a first support rod 406, a second support rod 407, a second gear 408, a support The plate 409 and the second rack plate 410, the motor 401 is fixed on the upper surface of the top plate 1, the output shaft of the motor 401 is fixedly connected with the screw 402, the motor 401 drives the screw 402 to rotate, the screw 402 is connected with the top plate 1 through the bearing rotation, the screw 402 is meshed with the straight rack 405, the straight rack 405 is fixed on the surface of the first rack plate 403, the screw 402 drives the first rack plate 403 to slide through the straight rack 405, and the first rack plate 403 is connected to the first rack plate 403. The chute machined in the base 2 is slidably connected. The upper and lower sides of the first rack plate 403 are meshed and connected with two first gears 404. The first rack plate 403 drives the two first gears 404 to rotate. The first gears 404 and The first base 2 is rotatably connected through a bearing, the first gear 404 is fixedly connected with the first support rod 406, the first gear 404 drives the first support rod 406 to rotate, and the first support rod 406 is connected with the second support rod 407 through a pin shaft. , the first support rod 406 drives the second support rod 407 to move, the second support rod 407 is fixedly connected with the second gear 408, the second support rod 407 drives the second gear 408 to rotate, and the two second gears 408 and the second rack The upper and lower sides of the plate 410 are meshed and connected, the two second gears 408 drive the second rack plate 410 to slide, and the second rack plate 410 is slidably connected to the chute machined in the support plate 409 .

The right side of the support plate 409 is provided with a clamping device 5 , and the clamping device 5 includes a third base 501 , a hydraulic cylinder 502 , a third support rod 503 , a first slider 504 , a second slider 505 , and a fourth support rod 506 , the clamping block 507 and the groove 508, the left third base 501 and the hydraulic cylinder 502 are all fixed on the right side surface of the support plate 409, and the right third base 501 and the hydraulic cylinder 502 are fixed on the left side of the pillar 7 On the surface, the third base 501 is slidingly connected with the hydraulic rod of the hydraulic cylinder 502, the hydraulic rod of the hydraulic cylinder 502 is fixedly connected with the second sliding block 505, the hydraulic cylinder 502 drives the second sliding block 505 to slide, and the surface of the second sliding block 505 passes through Four third support rods 503 are rotatably connected to the pin shaft. The second slider 505 drives the four third support rods 503 to move. The four third support rods 503 are connected to the two fourth support rods 506 through the pin shaft. A third support rod is connected with a fourth support rod 506 through a pin shaft. A clamping block 507 is fixed to the end of the fourth support rod 506. A groove 508 is machined in the clamping block 507. The concave surface of the groove 508 is connected to the steel bar. The surfaces are the same, the third support rod 503 is connected to the first slider 504 through a pin shaft in rotation, and the first slider 504 is slidably connected to the third base 501 .

A protective device 6 is provided below the top plate 1. The protective device 6 includes a third gear 601, a chain 602, a protective door 603, a fifth support rod 604 and a sixth support rod 605. The two third gears 601 and the top plate 1 rotate through bearings. Connected, the third gear 601 on the left is fixedly connected with the external power source, the external power source is a motor, the two third gears 601 are meshed and connected with the chain 602, the two third gears drive the chain 602 to rotate, and the link of the chain 602 rotates There are two fifth support rods 604 connected, the chain 602 drives the two fifth support rods 604 to move, the fifth support rod 604 is connected with the sixth support rod 605 through a pin shaft, and the fifth support rod 604 drives the sixth support rod 605 Movement, the sixth support rod 605 is fixedly connected with the protective door 603, the sixth support rod 605 drives the protective door 603 to slide, the protective door 603 is slidably connected with the top plate 1 and the second base 3, and an observation window 9 is processed in the protective door 603. The window 9 is convenient for observing the drawing and deformation of the steel bar.

working principle:

When the steel bar needs to be pulled out, the external power source is activated, the external power source drives the left third gear 601 to rotate, the left third gear drives the chain 602 to rotate, the chain 602 drives the fifth support rod 605 to move, and the fifth support The rod 604 drives the sixth support rod 605 to move, the sixth support rod 605 drives the protective door 603 to slide, the protective door 603 is opened, the external power source is turned off, and the two hydraulic cylinders 502 are activated. The second sliding block 505 drives the four third support rods 503 to move, the third support rod 503 drives the fourth support rod 506 to move, and the fourth support rod 506 drives the clamping block 507 to move outward, placing the steel bar between the two clamping blocks 507, The two hydraulic cylinders 502 are driven in the opposite direction. Similarly, the hydraulic cylinders 502 drive the two clamping blocks 507 to move inward. The grooves 508 processed in the clamping blocks 507 are fitted with the outer surface of the steel bar, clamp the steel bar, close the hydraulic cylinder 505, and reverse the operation. To start the external power source, in the same way, the external power source drives the protective door 603 to close, starts the motor 401, the motor 401 drives the screw 402 to rotate, and the screw 402 drives the first rack plate 403 to slide through the straight rack 405, and the first rack plate 403 The two first gears 404 are driven to rotate, the first gear 404 drives the first support rod 406 to rotate, the first support rod 406 drives the second support rod 407 to rotate, the second support rod 407 drives the second gear 408 to rotate, and the second gear 408 The second rack plate 410 is driven to slide, the second rack plate 410 drives the support plate 409 to slide, and the support plate 409 pulls the steel bar through the clamping device 5, so as to obtain the deformation degree of the steel bar at different drawing distances.

In the description of the present invention, it should be understood that the terms "coaxial", "bottom", "one end", "top", "middle", "the other end", "upper", "one side", " The orientation or positional relationship indicated by "top", "inside", "front", "center", "both ends", etc. is based on the orientation or positional relationship shown in the accompanying drawings, and is only for the convenience of describing the present invention and simplifying the description , rather than indicating or implying that the referred device or element must have a specific orientation, be constructed and operated in a specific orientation, and therefore cannot be construed as a limitation on the present invention.

In the present utility model, unless otherwise expressly specified and limited, terms such as "installation", "arrangement", "connection", "fixation", "swivel connection" should be understood in a broad sense, for example, it may be a fixed connection, It can also be detachable connection or integrated; it can be mechanical connection or electrical connection; it can be directly connected or indirectly connected through an intermediate medium, it can be the internal communication of two elements or the interaction of two elements Unless otherwise clearly defined, those of ordinary skill in the art can understand the specific meanings of the above terms in the present invention according to specific situations.

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

Claims (5)

1. A steel bar pulling device for traffic engineering construction, comprising a top plate (1), a first base (2) and a second base (3), the top plate (1) and the second base (3) passing through the first base (2) Fixed connection, characterized in that: a pulling device (4) is provided below the top plate (1); The drawing device (4) includes a motor (401), a screw (402), a first rack plate (403), a first gear (404), a straight rack (405), a first support rod (406), a second support rod (407), a second gear (408), a support plate (409) and a second rack plate (410); The motor (401) is fixedly connected to the upper surface of the top plate (1), the output shaft of the motor (401) is fixedly connected to the screw (402), and the screw (402) is connected to the top plate (1) in rotation through a bearing, The screw rod (402) is meshed and connected with a straight rack (405), the straight rack (405) is fixed on the surface of the first rack plate (403), and the first rack plate (403) is connected to the first rack plate (403). A chute machined in the base (2) is slidably connected, the upper and lower sides of the first rack plate (403) are meshed and connected with two first gears (404), and the first gears (404) are connected to the first The base (2) is rotatably connected through a bearing, the first gear (404) is fixedly connected with the first support rod (406), and the first support rod (406) is rotatably connected with the second support rod (407) through a pin shaft , the second support rod (407) is fixedly connected with the second gear (408), and the two second gears (408) are meshed and connected with the upper and lower sides of the second rack plate (410). The rack plate (410) is slidably connected with the chute machined in the support plate (409). 2. A steel bar pulling device for traffic engineering construction according to claim 1, characterized in that: the lower surface of the top plate (1) is fixed with a pillar (7), and the lower part of the pillar (7) is fixed with a pillar (7). A spacer (8) is attached. 3. A steel bar pulling device for traffic engineering construction according to claim 1, characterized in that: a clamping device (5) is provided on the right side of the support plate (409); The clamping device (5) includes a third base (501), a hydraulic cylinder (502), a third support rod (503), a first sliding block (504), a second sliding block (505), and a fourth support rod (506), clamping block (507) and groove (508); The third base (501) and hydraulic cylinder (502) on the left side are both fixed on the right side surface of the support plate (409), and the third base (501) and the hydraulic cylinder (502) on the right side are both fixed on the right side surface of the support plate (409). On the left side surface of the pillar (7), the third base (501) is slidably connected to the hydraulic rod of the hydraulic cylinder (502), and the hydraulic rod of the hydraulic cylinder (502) is fixedly connected to the second sliding block (505), The surface of the second slider (505) is rotatably connected with four third support rods (503) through pin shafts, and the four third support rods (503) and the two fourth support rods (506) pass through pins The shafts are connected in rotation, the end of the fourth support rod (506) is fixed with a clamping block (507), the clamping block (507) is machined with a groove (508), and the third support rod (503) The first sliding block (504) is rotatably connected with the first sliding block (504) through a pin shaft, and the first sliding block (504) is slidably connected with the third base (501). 4. A steel bar pulling device for traffic engineering construction according to claim 1, characterized in that: a protection device (6) is provided below the top plate (1); The protection device (6) includes a third gear (601), a chain (602), a protection door (603), a fifth support rod (604) and a sixth support rod (605); The two third gears (601) are rotatably connected to the top plate (1) through bearings, the left third gear (601) is fixedly connected to an external power source, and the two third gears (601) are connected to the chain (601). 602) are meshed and connected, the links of the chain (602) are rotatably connected with two fifth support rods (604), and the fifth support rod (604) is rotatably connected to the sixth support rod (605) through a pin shaft , the sixth support rod (605) is fixedly connected with the protective door (603), and the protective door (603) is slidably connected with the top plate (1) and the second base (3). 5 . The steel bar pulling device for traffic engineering construction according to claim 4 , wherein an observation window ( 9 ) is processed in the protective door ( 603 ). 6 .

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