CN216096161U

CN216096161U - Fixed-length shearing device for reinforcing steel bars

Info

Publication number: CN216096161U
Application number: CN202122073438.0U
Authority: CN
Inventors: 陆也
Original assignee: Linquan Jinggong Lvjian Energy Saving Building Co ltd
Current assignee: Linquan Jinggong Lvjian Energy Saving Building Co ltd
Priority date: 2021-08-31
Filing date: 2021-08-31
Publication date: 2022-03-22
Anticipated expiration: 2031-08-31

Abstract

The utility model discloses a fixed-length shearing device for reinforcing steel bars, which comprises a moving guide mechanism, a power transmission mechanism, a quantitative shearing mechanism and reinforcing steel bars to be sheared, wherein the moving guide mechanism comprises a bottom plate and an upright post, one side of the top of the bottom plate is provided with a protective frame, a partition plate is arranged inside the protective frame, the power transmission mechanism comprises a driving mechanism and a main shaft, the top of the protective frame is provided with a mounting plate, the main shaft is mounted on the mounting plate through a bearing, one end of the main shaft is provided with an eccentric wheel, the surface of one side, away from the main shaft, of the eccentric wheel is provided with an adjusting rod through a bearing, one end, away from the eccentric wheel, of the adjusting rod is provided with a pressing block through a pin shaft, the fixed-length shearing device for the reinforcing steel bars is provided, the reinforcing steel bars are positioned manually during shearing, the length required to be sheared is preset for the device in advance, when the reinforcing steel bars reach a certain length, the device will automatically cut it.

Description

Fixed-length shearing device for reinforcing steel bars

Technical Field

The utility model belongs to the technical field of shearing of construction steel bars, and particularly relates to a fixed-length shearing device for steel bars.

Background

The steel bar is a indispensable building material in the current building market, but the steel bar is coiled when leaving the factory, and needs to be straightened and then installed with the required size for shearing when in use, so that a steel bar shearing machine needs to be used, the steel bar shearing machine has large market demand at home and abroad, various manufacturers for domestic production of similar products gradually form serialization and scale, meanwhile, standard parts such as blades, gears, connecting rods and the like which are matched with the shearing machine gradually move to professional production, professional enterprises are gradually created, the steel bar shearing machine has various existing home and abroad manufacturers and most of structures are gear type transmission, the structure of the shearing machine is complex, the cost is high, the requirement on the strength of a gear mechanism is high, the required size is different due to different use purposes before the steel bar is used, and the fixed length cutting of the steel bar is mostly manually measured at present, the steel bars are cut one by one after the lengths are measured, the cutting mode needs to be operated by workers on site, a large amount of manpower is wasted, and waste is easily caused because the cut steel bars are different from the lengths of the same batch due to misoperation during measurement.

SUMMERY OF THE UTILITY MODEL

The utility model aims to provide a fixed-length shearing device for reinforcing steel bars, which aims to solve the problems in the background technology.

In order to achieve the purpose, the utility model provides the following technical scheme: a fixed-length shearing device for reinforcing steel bars comprises a moving guide mechanism, a power transmission mechanism, a quantitative shearing mechanism and bars to be sheared, wherein the moving guide mechanism comprises a bottom plate and a stand column, a protective frame is arranged on one side of the top of the bottom plate, a partition plate is arranged inside the protective frame, the power transmission mechanism comprises a driving mechanism and a main shaft, a mounting plate is arranged on the top of the protective frame, the main shaft is mounted on the mounting plate through a bearing, an eccentric wheel is arranged at one end of the main shaft, an adjusting rod is mounted on one side surface of the eccentric wheel, which deviates from the main shaft, through a bearing, a pressing block is mounted at one end of the adjusting rod, which deviates from the eccentric wheel, through a pin shaft, the pressing block penetrates through a main body on the top of the protective frame, the quantitative shearing mechanism comprises a fixed cutting plate and a sliding block, the fixed cutting plate is mounted on the upper surface of the partition plate through bolts, and adjusting cylinders A are symmetrically arranged on the surface of the top of the partition plate, a telescopic rod A is slidably mounted at the top of the adjusting cylinder A, a moving cutter is arranged at one end, deviating from the moving cutter, of the telescopic rod A, a buffer spring A is arranged inside the adjusting cylinder A, and the top of the buffer spring A is in surface contact with the bottom of the telescopic rod A.

Preferably, an adjusting cylinder B is arranged in the isolation plate, a telescopic rod B is slidably mounted at the top of the adjusting cylinder B, a buffer spring B is arranged inside the adjusting cylinder B, the top of the buffer spring B is in surface contact with the bottom of the telescopic rod B, a cushion block is arranged at the top of the telescopic rod B, and a boss is arranged on the arc surface of the telescopic rod B.

Preferably, the inner wall of the protection frame is provided with a fixed block, one end of the fixed block is welded with a return spring, and one end of the return spring, which deviates from the fixed block, is welded on the boss.

Preferably, chute A is formed in the inner wall of the protection frame, the chute A is located at the same side as the fixed block, a push rod is slidably mounted inside the chute A, one end of the push rod is in contact with the side face of the cushion block, and connecting holes are uniformly formed in the surface of the push rod.

Preferably, chute B has been seted up to the inside of protective frame, chute B and chute A homonymy, the slider is arranged in inside chute B, the adjustment piece is installed through the bearing to the one end that the slider deviates from chute A, adjustment piece top slidable mounting has the bolt, bolt and connecting hole inner dimension looks adaptation, the counter weight is installed through the bearing in adjustment piece bottom.

Preferably, actuating mechanism arranges protection frame top surface in, driving pulley is installed to actuating mechanism output shaft end, the driven pulley is installed to the one end that the main shaft deviates from the eccentric wheel, driven pulley and driving pulley surface cover are equipped with the belt.

Preferably, the stand passes through the bolt and installs on the bottom plate surface, the leading wheel is installed through the bearing symmetry to stand one side, the removal gyro wheel is installed to bottom plate below symmetry, the inside finished product collecting storage that has seted up of protective frame, the finished product collecting storage is arranged in the division board below.

Preferably, the to-be-sheared rib is arranged between the two guide wheels, the end part of the to-be-sheared rib is arranged in the protective frame, and the to-be-sheared rib is arranged between the fixed knife board and the movable knife.

Compared with the prior art, the utility model has the beneficial effects that: this device provides one kind can be to the equipment that reinforcing bar fixed length was tailor, only need artifically fix a position the reinforcing bar when tailorring, predetermine the length that needs the shearing to equipment in advance, when the reinforcing bar reachs certain length, equipment can be automatic to it and cut, need not artifical too much interference of entering, greatly reduced personnel's intensity of labour when cuting the reinforcing bar, and guarantee that the length of same batch of reinforcing bar is unanimous, in order to avoid causing unnecessary extravagant, and equipment structure is simple, and easy operation.

Drawings

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

FIG. 2 is a longitudinal left sectional view of the protective frame and the spacer of the present invention;

FIG. 3 is a schematic view of the adjusting member of the present invention;

FIG. 4 is an enlarged view of area A of FIG. 2 according to the present invention;

FIG. 5 is a schematic view of the structure of the spacer of the present invention.

In the figure: 1. a movement guide mechanism; 101. a base plate; 102. moving the roller; 103. a protective frame; 104. a separator plate; 105. a finished product storage bin; 106. a column; 107. a guide wheel; 108. a chute A; 109. a chute B; 110. a fixed block; 2. a power transmission mechanism; 201. a drive mechanism; 202. a driving pulley; 203. mounting a plate; 204. a main shaft; 205. a driven pulley; 206. a belt; 207. an eccentric wheel; 208. an adjusting lever; 209. briquetting; 3. a quantitative shearing mechanism; 301. fixing a cutting board; 302. an adjusting cylinder A; 303. a telescopic rod A; 304. moving the cutter; 305. a buffer spring A; 306. an adjusting cylinder B; 307. a buffer spring B; 308. a telescopic rod B; 309. cushion blocks; 310. a boss; 311. a return spring; 312. a push rod; 313. connecting holes; 314. a slider; 315. an adjustment member; 316. a bolt; 317. balancing weight; 4. and (5) shearing the ribs.

Detailed Description

The technical solution in the embodiments of the present invention will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present invention.

Referring to fig. 1-5, the present invention provides the following technical solutions:

a fixed-length shearing device for steel bars comprises a movable guide mechanism 1, a power transmission mechanism 2, a quantitative shearing mechanism 3 and bars to be sheared 4, wherein the movable guide mechanism 1 comprises a bottom plate 101 and an upright post 106, one side of the top of the bottom plate 101 is provided with a protective frame 103, a partition plate 104 is arranged inside the protective frame 103, the power transmission mechanism 2 comprises a driving mechanism 201 and a main shaft 204, the top of the protective frame 103 is provided with a mounting plate 203, the main shaft 204 is mounted on the mounting plate 203 through a bearing, one end of the main shaft 204 is provided with an eccentric wheel 207, one side surface of the eccentric wheel 207, which deviates from the main shaft 204, is provided with an adjusting rod 208 through a bearing, one end of the adjusting rod 208, which deviates from the eccentric wheel 207, is provided with a pressing block 209 through a pin shaft, the pressing block 209 penetrates through a main body at the top of the protective frame 103, the quantitative shearing mechanism 3 comprises a fixed knife plate 301 and a sliding block 314, the fixed knife plate 301 is mounted on the upper surface of the partition plate 104 through a bolt, adjusting cylinder A302 is symmetrically arranged on the surface of the top of isolation plate 104, telescopic rod A303 is slidably mounted on the top of adjusting cylinder A302, movable cutter 304 is arranged at one end of telescopic rod A303 departing from movable cutter 304, buffer spring A305 is arranged inside adjusting cylinder A302, and the top of buffer spring A305 is in surface contact with the bottom of telescopic rod A303.

In order to ensure that when the end of the bar 4 to be sheared reaches the position of the adjusting member 315, the push rod 312 can drive the cushion block 309 to rotate, so as to increase the pressing depth of the pressing block 209, in this embodiment, preferably, an adjusting cylinder B306 is arranged in the isolation plate 104, an expansion rod B308 is slidably mounted at the top of the adjusting cylinder B306, a buffer spring B307 is arranged inside the adjusting cylinder B306, the top of the buffer spring B307 is in surface contact with the bottom of the expansion rod B308, the top of the expansion rod B308 is provided with the cushion block 309, and a boss 310 is arranged on the arc surface of the expansion rod B308.

In order to ensure that the cushion block 309 can return upwards and also can rotate to return after the single cutting is finished, and ensure that the side surface of the cushion block 309 is always in contact with the end part of the push rod 312, in the embodiment, preferably, the inner wall of the protection frame 103 is provided with the fixing block 110, one end of the fixing block 110 is welded with the return spring 311, and one end of the return spring 311 departing from the fixing block 110 is welded on the boss 310.

In order to ensure that the push rod 312 can slide smoothly and meet the cutting requirements of different lengths, in the embodiment, preferably, the inner wall of the protection frame 103 is provided with a sliding groove a108, the sliding groove a108 is on the same side as the fixed block 110, the push rod 312 is slidably mounted inside the sliding groove a108, one end of the push rod 312 contacts with the side surface of the cushion block 309, and the surface of the push rod 312 is uniformly provided with connecting holes 313.

In order to enable the adjusting member 315 to return the whole adjusting member 315 by using the gravity of the counterweight 317 after finishing the single cutting, and enable the push rod 312 to return by the matching of the bolt 316 and the connection hole 313, in this embodiment, preferably, the inside of the protection frame 103 is provided with the sliding groove B109, the sliding groove B109 is on the same side as the sliding groove a108, the sliding block 314 is disposed inside the sliding groove B109, one end of the sliding block 314, which is away from the sliding groove a108, is provided with the adjusting member 315 through a bearing, the bolt 316 is slidably mounted at the top of the adjusting member 315, the bolt 316 is adapted to the inside size of the connection hole 313, and the bottom of the adjusting member 315 is provided with the counterweight 317 through a bearing.

In order to increase the book output torque of the driving mechanism 201 through the belt 206, in the present embodiment, preferably, the driving mechanism 201 is disposed on the top surface of the protection frame 103, the output shaft end of the driving mechanism 201 is mounted with the driving pulley 202, the end of the main shaft 204 facing away from the eccentric wheel 207 is mounted with the driven pulley 205, and the surfaces of the driven pulley 205 and the driving pulley 202 are sleeved with the belt 206.

In order to effectively limit the position of the bar 4 to be cut when entering the device and prevent the bar from inclining, the embodiment is provided. Preferably, the upright column 106 is installed on the surface of the base plate 101 through a bolt, guide wheels 107 are symmetrically installed on one side of the upright column 106 through a bearing, movable rollers 102 are symmetrically installed below the base plate 101, a finished product storage bin 105 is arranged inside the protection frame 103, the finished product storage bin 105 is arranged below the partition plate 104, the shear bar 4 is arranged between the two guide wheels 107, the end part of the shear bar 4 is arranged inside the protection frame 103, and the shear bar 4 is arranged between the fixed knife plate 301 and the movable knife 304.

The working principle and the using process of the utility model are as follows: after the device is installed, firstly, the installation and the safety protection of the device are checked, then the whole device can be moved to a construction place through the movable roller 102, the sliding block 314 slides and is fixed at a position according to the length requirement, the sliding block 314 cannot move when in use, the cushion block 309 is ensured to be always vertical to a bar 4 to be cut under the action of the return spring 311, the cushion block 309 is not contacted with the movable cutter 304 at the moment, the push rod 312 is positioned at the most end part of the sliding groove A108, the bolt 316 is fixed with the connecting hole 313 at the moment, the distance from the side surface of the adjusting piece 315 to the fixed cutter plate 301 is the length needing to be cut, the bar 4 to be cut is moved towards the inside of the device through the rotation of the guide wheel 107, the bar 4 to be cut is ensured to be always positioned above the fixed cutter plate 301 and below the movable cutter plate 304, the driving mechanism 201 is started at the same time, the main shaft 204 is driven to rotate through the matching of the driven pulley 205 and the driving pulley 202, then the eccentric wheel 207 is driven to rotate, because the eccentric wheel 207 and the adjusting rod 208 are in eccentric connection, when the eccentric wheel 207 rotates, the pressing block 209 is driven to move up and down through the adjusting rod 208, the eccentricity can ensure that the pressing block 209 can not contact with the movable cutter 304 when moving to the bottommost part, so that the movable cutter 304 does not do work, because of the action of the buffer spring A305 and the buffer spring B307, the cushion block 309 and the movable cutter 304 can be ensured to be always positioned at the topmost part, when the bar 4 to be sheared moves to a certain position, the adjusting piece 315 can be pushed to rotate, the connecting axis of the sliding block 314 rotates, when the adjusting piece 315 rotates, the counterweight at the bottom can be driven to slightly move up, in addition, the push rod 312 can be driven to move towards the direction of the cushion block 309 through the bolt 316, the cushion block 309 is pushed to rotate, so that the cushion block 309 rotates to the top of the movable cutter 304, at this time, the pressing block 209 can press the movable cutter 304 downwards through the cushion block, treat shear bar 4 and cut, can drive return spring 311 through boss 310 when cushion 309 rotates and hold up power, it can drop inside finished product storage bin 105 to treat shear bar 4 after the shearing contact, then adjusting piece 315 does not receive the resistance, at this moment because counterweight 317's action of gravity, can make adjusting piece 315 return become vertical state, and return push rod 312 through bolt 316, just not being to the 319 atress when push rod 312 return, can utilize return spring 311's elasticity to return cushion 309, prepare to carry out the shearing of next stage.

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 utility model, the scope of which is defined in the appended claims and their equivalents.

Claims

1. The utility model provides a reinforcing bar fixed length shearing mechanism, includes removal guiding mechanism (1), power transmission mechanism (2), ration shearing mechanism (3) and treats shear bar (4), its characterized in that: the movable guide mechanism (1) comprises a bottom plate (101) and a stand column (106), a protective frame (103) is arranged on one side of the top of the bottom plate (101), an isolation plate (104) is arranged inside the protective frame (103), the power transmission mechanism (2) comprises a driving mechanism (201) and a main shaft (204), a mounting plate (203) is arranged on the top of the protective frame (103), the main shaft (204) is mounted on the mounting plate (203) through a bearing, an eccentric wheel (207) is arranged at one end of the main shaft (204), an adjusting rod (208) is mounted on one side surface of the eccentric wheel (207) departing from the main shaft (204) through a bearing, a pressing block (209) is mounted at one end of the adjusting rod (208) departing from the eccentric wheel (207) through a pin shaft, the pressing block (209) penetrates through a main body on the top of the protective frame (103), and the quantitative shearing mechanism (3) comprises a fixed cutting board (301) and a sliding block (314), fixed cutting board (301) are installed at division board (104) upper surface through the bolt, division board (104) top surface symmetry is provided with an adjustment section of thick bamboo A (302), adjustment section of thick bamboo A (302) top slidable mounting has telescopic link A (303), the one end that telescopic link A (303) deviate from removal cutter (304) is provided with removal cutter (304), adjustment section of thick bamboo A (302) inside is provided with buffer spring A (305), buffer spring A (305) top and telescopic link A (303) bottom surface contact.

2. A reinforcing bar fixed-length shearing device as defined in claim 1, wherein: the novel adjustable buffer device is characterized in that an adjusting barrel B (306) is arranged in the isolating plate (104), an expansion rod B (308) is slidably mounted at the top of the adjusting barrel B (306), a buffer spring B (307) is arranged inside the adjusting barrel B (306), the top of the buffer spring B (307) is in surface contact with the bottom of the expansion rod B (308), a cushion block (309) is arranged at the top of the expansion rod B (308), and a boss (310) is arranged on the arc surface of the expansion rod B (308).

3. A reinforcing bar fixed-length shearing device as defined in claim 2, wherein: protective frame (103) inner wall is provided with fixed block (110), fixed block (110) one end welding has return spring (311), return spring (311) deviate from the one end welding of fixed block (110) on boss (310).

4. A reinforcing bar fixed-length shearing device as defined in claim 3, wherein: the inner wall of the protective frame (103) is provided with a sliding chute A (108), the sliding chute A (108) is arranged at the same side as the fixed block (110), a push rod (312) is slidably mounted inside the sliding chute A (108), one end of the push rod (312) is in contact with the side face of the cushion block (309), and the surface of the push rod (312) is uniformly provided with connecting holes (313).

5. A steel bar fixed-length shearing device according to claim 4, wherein: protection frame (103) inside has been seted up spout B (109), spout B (109) and spout A (108) homonymy, slider (314) are arranged in inside spout B (109), adjusting part (315) are installed through the bearing to the one end that slider (314) deviate from spout A (108), adjusting part (315) top slidable mounting has bolt (316), bolt (316) and connecting hole (313) inside dimension looks adaptation, counterweight (317) are installed through the bearing to adjusting part (315) bottom.

6. A reinforcing bar fixed-length shearing device as defined in claim 1, wherein: protection frame (103) top surface is arranged in actuating mechanism (201), driving pulley (202) are installed to actuating mechanism (201) output shaft end, driven pulley (205) are installed to the one end that main shaft (204) deviates from eccentric wheel (207), driven pulley (205) and driving pulley (202) surface cover are equipped with belt (206).

7. A reinforcing bar fixed-length shearing device as defined in claim 1, wherein: the utility model discloses a take-up structure, including bottom plate (101), stand (106), leading wheel (107) are installed through the bearing symmetry to stand (106) through the bolt installation on bottom plate (101) surface, bottom plate (101) below symmetry is installed and is removed gyro wheel (102), inside finished product storage bin (105) have been seted up of protecting frame (103), division board (104) below is arranged in finished product storage bin (105).

8. A steel bar fixed-length shearing device according to claim 7, wherein: the to-be-cut rib (4) is arranged between the two guide wheels (107), the end part of the to-be-cut rib (4) is arranged in the protective frame (103), and the to-be-cut rib (4) is arranged between the fixed knife board (301) and the movable knife (304).