Automatic cutting device for production of retard-bonded prestressed stranded steel rope

By designing an automatic cutting device for the production of slow-bonding prestressed steel strands with fixing and rotating devices, the deformation problem caused by single-sided clamping of steel strands in existing technologies has been solved, achieving stable cutting and convenient handling, and improving production efficiency.

CN223762041UActive Publication Date: 2026-01-06TIANJIN BAOWEISEN NEW MATERIAL TECHNOLOGY DEVELOPMENT CO LTD
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Patent Information

Application Number
CN202520308933.0
Authority / Receiving Office
CN · China
Patent Type
Utility models(China)
Current Assignee / Owner
Priority Date
2024-05-21
Filing Date
2025-02-25
Publication Date
2026-01-06
Estimated Expiration
2035-02-25

AI Technical Summary

Technical Problem

The existing automatic cutting device for producing slow-bonded prestressed steel strands can only clamp and fix one side of the steel strand at the cut point. This causes the part of the steel strand that is not clamped and fixed to bend during cutting, which can easily cause deformation of the cut steel wire rope.

Method used

An automatic cutting device including a fixing device and a rotating device was designed. The cutting blade is moved by a cylinder, and the two sides of the loosely bonded prestressed steel rope are fixed by an arc-shaped clamp. The rotating device facilitates the handling of the device.

Benefits of technology

This method enables stable cutting of the loosely bonded prestressed steel strand, avoids deformation, facilitates equipment handling, and improves production efficiency.

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Abstract

The utility model relates to the technical field of fixing supports, in particular to an automatic cutting device for production of a retard-bonded prestressed stranded steel rope, which comprises a base, an air cylinder and a cutting knife, a fixing device is arranged at the top end of the base and comprises a bottom plate, and the bottom end of the bottom plate is fixedly connected with the base. An arc-shaped seat is fixedly connected to the top end of the bottom plate, a U-shaped frame is fixedly connected to the top end of the bottom plate, one side of the U-shaped frame is fixedly connected with an air cylinder, fixing plates are fixedly connected to the two sides of the U-shaped frame, and two round rods are fixedly connected to one sides of the fixing plates. The device has the advantages that when the two sides of the cut-off position of the cut-off retard-bonded prestressed stranded steel rope need to be fixed through the fixing device and the cutting knife moves towards the to-be-cut-off retard-bonded prestressed stranded steel rope, the to-be-cut-off retard-bonded prestressed stranded steel rope is clamped and fixed through the arc-shaped clamping plates, and compared with traditional single-side clamping, the device is simple in structure, convenient to use and high in practicability. The stability and reliability are higher.
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Description

TECHNICAL FIELD

[0001] The utility model relates to fixed support technical field especially relates to a kind of automatic cutting device for slow-bonding prestressed steel hinge rope production. BACKGROUND

[0002] Slow-bonding prestressed steel rope is coated with slow-bonding special adhesive and high-density polyethylene sheath.

[0003] For example, the publication number: CN213944708U discloses an automatic cutting device for slow-bonding prestressed steel hinge rope production, relating to the field of machining, aiming at the problem that workers manually operate cutting machines to cut the required slow-bonding prestressed steel hinge rope in the existing slow-bonding prestressed steel hinge rope production process, which is time-consuming and laborious and cannot accurately cut the required length of slow-bonding prestressed steel hinge rope, the following scheme is proposed, including a base, the inside of the base is fixedly connected with a driving motor by bolts, the output shaft of the driving motor is fixedly connected with a first gear, the top of the base is welded with a machining pedestal, the left top of the machining pedestal is fixedly connected with a roller, the right bottom of the machining pedestal is fixedly connected with a first bearing, the inside of the first bearing is fixedly sleeved with a first rotating shaft. The utility model can realize fast cutting and accurately control the cutting length of slow-bonding prestressed steel hinge rope, saving time and effort, and improving production efficiency.

[0004] In the above-mentioned patent, a push rod motor is installed at the top of the cutting motor to control the up-down displacement of the cutting motor, achieving the effect of controlling the cutting of the steel rope and the function of fast cutting. However, during the cutting process of the wire, only one side of the cut-off part of the steel rope can be clamped and fixed, causing the part of the steel rope that is not clamped and fixed to bend during cutting, which easily causes the cut-off steel wire rope to deform. SUMMARY

[0005] The utility model aims to solve the problem of the prior art that a traditional automatic cutting device for slow-bonding prestressed steel hinge rope production can only clamp and fix one side of the cut-off part of the steel rope, causing the part of the steel rope that is not clamped and fixed to bend during cutting, which easily causes the cut-off steel wire rope to deform, and proposes an automatic cutting device for slow-bonding prestressed steel hinge rope production.

[0006] In order to achieve the above object, the utility model discloses the following technical scheme: a kind of automatic cutting device for slow-bonding prestressed steel hinge rope production, including base, cylinder and cutting knife, the top of the base is equipped with fixing device, the fixing device includes bottom plate, the bottom of the bottom plate is fixedly connected with base, the top of the bottom plate is fixedly connected with arc seat, the top of the bottom plate is fixedly connected with U-shaped frame, the side of the U-shaped frame is fixedly connected with cylinder, the both sides of the U-shaped frame are fixedly connected with fixed plate, the side of the fixed plate is fixedly connected with two round rods, the arc surface of two The round rods are slidably connected with arc clamping plate, the side of the arc clamping plate is fixedly connected with two springs, one end of four The springs are fixedly connected with fixed frame, and the bottom end of the fixed frame is fixedly connected with cutting knife.

[0007] The effect achieved by the above components is that the cylinder starting output end drives the cutting knife to move towards the arc seat, the cutting knife moves while driving the fixed frame to move, the fixed frame drives the spring to move, the spring drives the arc clamping plate to move towards the arc seat, until the cutting knife continues to move after completely contacting the arc seat, the spring contracts, and the spring force generated by the contraction of the spring continuously exerts pressure on the arc clamping plate.

[0008] Preferably, the top of the bottom plate is fixedly connected with two U-shaped plates, and the inner side of the U-shaped plate is rotatably connected with a driven roller.

[0009] The effect achieved by the above components is that the driven roller rotates on the U-shaped plate.

[0010] Preferably, the inner side of the U-shaped plate is rotatably connected with a driving roller, and one end of the driving roller is fixedly connected with a rotating shaft.

[0011] The effect achieved by the above components is that the rotating shaft rotates to drive the driving roller to rotate.

[0012] Preferably, one end of the rotating shaft is fixedly connected with a motor, and one end of the motor is fixedly connected with the bottom plate.

[0013] The effect achieved by the above components is that the motor starting output end drives the rotating shaft to rotate.

[0014] Preferably, the arc surface of the rotating shaft is fixedly connected with a synchronous wheel, and the outer part of the two synchronous wheels is engaged with a synchronous belt.

[0015] The effect achieved by the above components is that the rotating shaft rotates to drive the synchronous wheel to rotate, and the synchronous wheel drives the synchronous belt to transmit.

[0016] Preferably, the bottom end of the base is provided with a rotating device, the rotating device has two fixed rods, the both ends of the fixed rod are fixedly connected with a fixed block, and one end of the four fixed blocks is fixedly connected with the base.

[0017] The fixing rod and the fixing block are fixed.

[0018] Preferably, the arc surface of the fixing rod is rotatably connected with two rotating rings, and the arc surface of the rotating ring is fixedly connected with an L-shaped plate.

[0019] The L-shaped plate rotates around the rotating ring, and the rotating ring rotates on the fixing rod.

[0020] Preferably, the end of the two L-shaped plates close to each other is fixedly connected with a supporting rod.

[0021] The supporting rod moves to drive the L-shaped plate to move.

[0022] Preferably, the arc surface of the supporting rod is fixedly connected with an antiskid sleeve, and the antiskid sleeve is made of rubber.

[0023] The antiskid sleeve increases the friction.

[0024] The present application has the following advantages:

[0025] In the present application, when the two sides of the cut-off slow-bonding prestressed steel hinge rope are fixed, the cutting knife moves to the slow-bonding prestressed steel hinge rope to be cut off, and the arc-shaped clamping plate clamps and fixes the slow-bonding prestressed steel hinge rope to be cut off, which is more stable and reliable than the traditional single-side clamping.

[0026] In the present application, when the cutting device needs to be carried, the supporting rod bracket is pulled to make the L-shaped plate and the base contact, and the pulling force can lift the cutting device for carrying through the rotating device, so that the problem of the traditional automatic cutting device for slow-bonding prestressed steel hinge rope production is solved. BRIEF DESCRIPTION OF DRAWINGS

[0027] Figure 1 It is a three-dimensional structure schematic diagram of the present application;

[0028] Figure 2 It is a structure schematic diagram of the fixing structure of the present application;

[0029] Figure 3 It is a cross-sectional structure schematic diagram of the fixing structure of the present application;

[0030] Figure 4 It is a structure schematic diagram of the rotating structure of the present application.

[0031] Legend: 1, base; 2, fixing device; 201, bottom plate; 202, U-shaped frame; 203, arc-shaped seat; 204, fixed frame; 205, spring; 206, arc-shaped clamping plate; 207, U-shaped plate; 208, driven roller; 209, driving roller; 210, rotating shaft; 211, synchronous wheel; 212, motor; 213, synchronous belt; 214, fixed plate; 215, round rod; 3, rotating device; 31, fixed block; 32, fixed rod; 33, rotating ring; 34, L-shaped plate; 35, support rod; 36, anti-skid sleeve; 4, air cylinder; 5, cutting knife. DETAILED DESCRIPTION

[0032] Referring to Figure 1 The utility model provides a technical scheme: a kind of automatic cutting device for slow-bonding prestressed steel hinge rope production, including base 1, air cylinder 4 and cutting knife 5, the top of base 1 is equipped with fixing device 2, the bottom of base 1 is equipped with rotating device 3.

[0033] The specific setting and effect of its fixing device 2 and rotating device 3 are described below.

[0034] Referring to Figure 2 And Figure 3As shown, in the embodiment: the fixing device 2 includes a bottom plate 201, the bottom end of the bottom plate 201 is fixedly connected with the base 1, the top end of the bottom plate 201 is fixedly connected with an arc-shaped seat 203, the top end of the bottom plate 201 is fixedly connected with a U-shaped frame 202, one side of the U-shaped frame 202 is fixedly connected with the air cylinder 4, both sides of the U-shaped frame 202 are fixedly connected with a fixed plate 214, one side of the fixed plate 214 is fixedly connected with two round rods 215, the arc surfaces of the two round rods 215 are slidably connected with an arc-shaped clamping plate 206, one side of the arc-shaped clamping plate 206 is fixedly connected with two springs 205, one end of the four springs 205 is fixedly connected with a fixed frame 204, and the bottom end of the fixed frame 204 is fixedly connected with the cutting knife 5. The air cylinder 4 drives the cutting knife 5 to move towards the arc-shaped seat 203, the cutting knife 5 drives the fixed frame 204 to move at the same time, the fixed frame 204 drives the spring 205 to move, the spring 205 drives the arc-shaped clamping plate 206 to move towards the arc-shaped seat 203, and the cutting knife 5 continuously moves until the arc-shaped clamping plate 206 is in contact with the arc-shaped seat 203. The spring 205 is retracted, and the elastic force generated by the retraction of the spring 205 continuously exerts pressure on the arc-shaped clamping plate 206. The top end of the bottom plate 201 is fixedly connected with two U-shaped plates 207, and the inner sides of the U-shaped plates 207 are rotatably connected with driven rollers 208. The driven rollers 208 rotate on the U-shaped plates 207. The inner sides of the U-shaped plates 207 are rotatably connected with driving rollers 209, one end of the driving roller 209 is fixedly connected with a rotating shaft 210. The rotating shaft 210 drives the driving roller 209 to rotate. One end of the rotating shaft 210 is fixedly connected with a motor 212, one end of the motor 212 is fixedly connected with the bottom plate 201. The motor 212 drives the rotating shaft 210 to rotate. The arc surfaces of the rotating shaft 210 are fixedly connected with synchronous wheels 211, and the outer parts of the two synchronous wheels 211 are engaged with a synchronous belt 213. The rotating shaft 210 drives the synchronous wheels 211 to rotate, and the synchronous wheels 211 drive the synchronous belt 213 to transmit power.

[0035] Referring to Figure 4 As shown, in the embodiment: the rotating device 3 includes two fixed rods 32, both ends of the fixed rod 32 are fixedly connected with fixed blocks 31, and one end of the four fixed blocks 31 is fixedly connected with the base 1. The fixed rod 32 and the fixed block 31 are fixed. The arc surfaces of the fixed rod 32 are rotatably connected with two rotating rings 33, and the arc surfaces of the rotating ring 33 are fixedly connected with L-shaped plates 34. The L-shaped plate 34 rotates around the rotating ring 33, and the rotating ring 33 rotates on the fixed rod 32. The two L-shaped plates 34 are fixedly connected with a support rod 35 at one end close to each other. The support rod 35 drives the L-shaped plate 34 to move. The arc surface of the support rod 35 is fixedly connected with an anti-skid sleeve 36, and the anti-skid sleeve 36 is made of rubber. The anti-skid sleeve 36 increases the friction force.

[0036] Working principle: through the fixing device 2, when needing to fix the two sides of the cut-off place of the slow-bonding prestressed steel hinge rope, the operator first puts the slow-bonding prestressed steel hinge rope to be cut off between the driving roller 209 and the driven roller 208, places it on the arc-shaped seat 203, starts the motor 212, the output end of the motor 212 drives the rotating shaft 210 to rotate, the rotating shaft 210 drives the driving roller 209 to rotate, the driving roller 209 rotates and makes the slow-bonding prestressed steel hinge rope to be cut off start feeding towards the direction of the cutting knife 5, when feeding to the required length, the motor 212 is turned off, the driving roller 209 stops feeding, the air cylinder 4 is started, the output end of the air cylinder 4 drives the cutting knife 5 to move towards the slow-bonding prestressed steel hinge rope to be cut off, the cutting knife 5 moves while driving the fixed frame 204 to move, the fixed frame 204 drives the spring 205 to move, the spring 205 drives the arc-shaped clamping plate 206 to move towards the slow-bonding prestressed steel hinge rope to be cut off, until the arc-shaped clamping plate 206 contacts the slow-bonding prestressed steel hinge rope to be cut off, the cutting knife 5 continues to move, the spring 205 contracts, and the arc-shaped clamping plate 206 is continuously pressed by the elastic force generated by the contraction of the spring 205, so that the arc-shaped clamping plate 206 clamps and fixes the slow-bonding prestressed steel hinge rope to be cut off, and cutting is completed, through the fixing device 2, the problem that the traditional automatic cutting device for slow-bonding prestressed steel hinge rope production can only clamp and fix one side of the cut-off place of the steel strand rope is solved, so that when cutting, the part of the steel strand rope that is not clamped and fixed will bend, and deformation of the cut-off steel wire rope is easily caused.

[0037] When the cutting device needs to be carried, the operator first holds the anti-skid sleeve 36 by placing the palm on the anti-skid sleeve 36, applies a pulling force to drive the supporting rod 35 to move, the supporting rod 35 drives the L-shaped plate 34 to rotate around the rotating ring 33, and the rotating ring 33 rotates on the fixed rod 32, so that the cutting device can be lifted by the pulling force when the L-shaped plate 34 rotates to contact the base 1, and the cutting device is carried, through the rotating device 3, the problem that the traditional automatic cutting device for slow-bonding prestressed steel hinge rope production is inconvenient to carry due to the absence of a force point outside the cutting device is solved.

[0038] In the description of the present application, it should be explained that, unless otherwise specified and limited, the terms "installation", "connection", "connection" should be understood in a broad sense, for example, it can be fixed connection, or detachable connection, or integrally connected, it can be mechanical connection, or electrical connection, it can be directly connected, or indirectly connected through an intermediate medium, it can be the communication inside two elements. For ordinary skilled in the art, the specific meaning of the above terms in the present application can be understood according to the specific circumstances.

Claims

1. An automatic cutting device for producing a slow-bonding prestressed steel hinge cable, comprising a base (1), a gas cylinder (4) and a cutting knife (5), characterized in that: The top end of the base (1) is provided with a fixing device (2), the fixing device (2) includes a bottom plate (201), the bottom end of the bottom plate (201) is fixedly connected with the base (1), the top end of the bottom plate (201) is fixedly connected with an arc-shaped seat (203), the top end of the bottom plate (201) is fixedly connected with a U-shaped frame (202), one side of the U-shaped frame (202) is fixedly connected with a gas cylinder (4), both sides of the U-shaped frame (202) are fixedly connected with a fixed plate (214), one side of the fixed plate (214) is fixedly connected with two round rods (215), the arc surfaces of the two round rods (215) are slidably connected with an arc-shaped clamping plate (206), one side of the arc-shaped clamping plate (206) is fixedly connected with two springs (205), one end of the four springs (205) is fixedly connected with a fixed frame (204), the bottom end of the fixed frame (204) is fixedly connected with a cutting knife (5).

2. The automatic cutting device for producing the slow-bond prestressed steel hinge cable according to claim 1, characterized in that: The top end of the bottom plate (201) is fixedly connected with two U-shaped plates (207), the inner sides of the U-shaped plates (207) are rotatably connected with driven rollers (208).

3. The automatic cutting device for producing the slow-bond prestressed steel hinge cable according to claim 2, characterized in that: The inner sides of the U-shaped plates (207) are rotatably connected with driving rollers (209), one end of the driving roller (209) is fixedly connected with a rotating shaft (210).

4. The automatic cutting device for producing the slow-bond prestressed steel hinge cable according to claim 3, characterized in that: One end of the rotating shaft (210) is fixedly connected with a motor (212), one end of the motor (212) is fixedly connected with the bottom plate (201).

5. The automatic cutting device for producing the slow-bonded prestressed steel hinge cable according to claim 4, characterized in that: The arc surfaces of the rotating shaft (210) are fixedly connected with synchronous wheels (211), the outer parts of the two synchronous wheels (211) are engaged with a synchronous belt (213).

6. The automatic cutting device for producing the slow-bond prestressed steel hinge cable according to claim 1, characterized in that: The bottom end of the base (1) is provided with a rotating device (3), the rotating device (3) two fixed rods (32), both ends of the fixed rod (32) are fixedly connected with fixed blocks (31), one end of the four fixed blocks (31) is fixedly connected with the base (1).

7. The automatic cutting device for producing the slow-bonded prestressed steel hinge cable according to claim 6, characterized in that: The arc surfaces of the fixed rod (32) are rotatably connected with two rotating rings (33), the arc surfaces of the rotating rings (33) are fixedly connected with L-shaped plates (34).

8. The automatic cutting device for producing the slow-bonded prestressed steel hinge cable according to claim 7, characterized in that: Two mutually close ends of the L-shaped plates (34) are fixedly connected with support rods (35).

9. The automatic cutting device for producing the slow-bonded prestressed steel hinge cable according to claim 8, characterized in that: The arc surfaces of the support rods (35) are fixedly connected with anti-skid sleeves (36), the anti-skid sleeves (36) are made of rubber.

Citation Information

Patent Citations

  • Automatic cutting device for production of retard-bonded prestressed stranded steel rope

    CN213944708U