Cooling and lubricating device for sizing die
By introducing a cooling mechanism into the sizing die, and using spraying and drying components to cool and lubricate the wire core and the die, the problem of heat generation and deformation of the sizing die is solved, production efficiency and die life are improved, and costs are reduced.
Patent Information
- Application Number
- CN202422906042.3
- Authority / Receiving Office
- CN · China
- Patent Type
- Utility models(China)
- Current Assignee / Owner
- Filing Date
- 2024-11-27
- Publication Date
- 2025-12-23
- Estimated Expiration
- 2034-11-27
AI Technical Summary
Sizing dies are prone to overheating and deformation during stranded cable production, which affects product quality and service life, and increases production costs.
Design a sizing die cooling and lubrication device including a cooling mechanism. Use a spray assembly and a drying assembly to cool, lubricate and dissipate heat on the wire core and the die. Use a spray ring pipe to spray cooling and lubricating fluid and use an exhaust fan to extract heat. Use an air jet ring pipe to blow dry the residual liquid.
It effectively reduces the temperature of sizing dies, prevents deformation, extends service life, reduces breakage, lowers production costs, and ensures that subsequent processing is not affected.
Smart Images
Figure CN223712485U_ABST
Abstract
Description
TECHNICAL FIELD
[0001] The utility model relates to stranded cable production technical field, concretely relates to a sizing die cooling and lubricating device. BACKGROUND
[0002] In the current cable production, such as through ground wire, DC cable, force cable and the like, in order to realize the purpose of stranding or cabling, the stranding equipment must complete two kinds of movements: one is to make the stranded single wire (or cable core wire) rotate around the center axis of the equipment; two is to make the stranded product advance in a straight line at a uniform speed; in addition, by adjusting the speed cooperation of the two kinds of movements, the spiral pitch size formed by the stranded single wire (or cable core) can be changed, and the stranded product can be ensured to meet the standard structure requirements; however, a large amount of friction heat is generated in the sizing process of the sizing die, which causes the sizing die to heat and deform, which not only affects the production quality of the product, but also shortens the service life of the sizing die, thereby increasing the production cost. SUMMARY
[0003] The utility model discloses a sizing die cooling and lubricating device, which aims to solve the problem of easy heating and deformation of the sizing die in the background technology.
[0004] To achieve the above object, the utility model adopts the following technical scheme: a sizing die cooling and lubricating device, comprising a sizing die and a guide frame arranged on one side of the wire outlet of the stranding machine, further comprising a cooling mechanism arranged on the guide frame, a through hole is formed in the guide frame, a sizing die for stranding and sizing the cable core is arranged in the through hole, a cavity is formed between the outer surface of the sizing die and the inner wall of the through hole, the cooling mechanism comprises a spraying assembly acting on one side of the through hole and a drying assembly acting on the other side of the through hole and being connected with the cavity, and one end of the sizing die is provided with a folded edge, and the folded edge is connected with the guide frame body located on the other side of the through hole.
[0005] Further, the drying assembly comprises an air extractor, a heater and a jet ring pipe, the air extractor and the heater are fixedly installed on the guide frame, the air inlet end of the air extractor penetrates through the guide frame and is connected with the cavity, the air outlet end of the air extractor is connected with the jet ring pipe through the heater, and the jet ring pipe is arranged near the other side of the through hole and coaxially with the through hole.
[0006] Further, the spraying assembly comprises a liquid storage tank, a water pump and a liquid jet ring pipe, the liquid storage tank is arranged on the guide frame, the water pump is fixedly installed on the guide frame, the water inlet end of the water pump is connected with the liquid storage tank, the water outlet end is connected with the liquid jet ring pipe through a liquid guide pipe, and the liquid jet ring pipe is arranged near one side of the through hole and coaxially with the through hole.
[0007] Further, the sizing die comprises a die sleeve and a parallel line shaping die set arranged inside the die sleeve, the parallel line shaping die set comprises a parallel line die arranged on one side of the die sleeve close to the through hole and a sizing die arranged on the other side of the die sleeve close to the through hole, the parallel line die and the sizing die are coaxially arranged and fixedly connected, one end of the die sleeve is provided with a folded edge, and the folded edge is connected with a guide frame body arranged on the other side of the through hole, and one end of the sizing die extends to the outside of the die sleeve and is connected with the folded edge.
[0008] Further, the diameter of the air jet ring pipe and the liquid jet ring pipe is greater than the diameter of the through hole.
[0009] The sizing die cooling and lubricating device has the following beneficial effects:
[0010] The utility model discloses a kind of sizing die cooling and lubricating devices, and the liquid jet ring pipe of being acted on one side of through hole is sprayed cooling lubricant to the surface of multiple wire cores, cooling lubrication is played to wire core and die, while wire core can be tightly pressed after surface smooth, reduce the fracture phenomenon, the air inlet of fan is connected with cavity, the heat generated in cavity due to friction can be extracted, further cooling and heat dissipation effect is played to sizing die, prevent the deformation generated due to heating of sizing die, enhance the service life of sizing die, reduce production cost;Multiple wire cores are output from the other side of through hole after stranding, hot gas is sprayed by the air jet ring pipe connected with the air outlet of fan, residual liquid on the surface of the stranding cable core after shaping is blown dry, and subsequent machining process is not affected. BRIEF DESCRIPTION OF DRAWINGS
[0011] Fig. 1 It is the whole structure schematic diagram of the utility model;
[0012] Fig. 2 It is the structure schematic diagram of air jet ring pipe in the utility model;
[0013] In the drawing: 1, guide frame; 2, sizing die; 3, cavity; 4, exhaust fan; 5, heater; 6, air jet ring pipe; 7, liquid storage tank; 8, water pump; 9, liquid jet ring pipe; 201, die sleeve; 202, parallel line die; 203, sizing die. DETAILED DESCRIPTION
[0014] As Figs. 1-2As shown, a diameter sizing die cooling and lubricating device, including diameter sizing die 2 and guide frame 1 set at the wire outlet side of the stranding machine, also including cooling mechanism set on the guide frame 1, the guide frame 1 is provided with a transverse through hole, the through hole is matched with the diameter sizing die 2 for stranding and sizing the core, the outer surface of the diameter sizing die 2 and the inner wall of the through hole form a cavity 3, the through hole is formed with a feeding port for inputting the core and a discharging port for outputting the sized stranding cable core, the cooling mechanism includes a spraying assembly acting on the feeding port of the through hole and a drying assembly acting on the discharging port of the through hole and communicating with the cavity 3, one end of the diameter sizing die 2 is provided with a folded edge and the folded edge is bolted to the guide frame 1 body located at the discharging port.
[0015] The drying assembly includes an air extractor 4, a heater 5 and a jet ring pipe 6, the air extractor 4 and the heater 5 are fixedly installed on the guide frame 1, the air inlet end of the air extractor 4 penetrates through the guide frame 1 and communicates with the cavity 3, the cavity 3 forms a passage with the feeding port, the heat generated by friction inside the cavity 3 can be extracted, further playing a heat dissipation effect; the air outlet end of the air extractor 4 communicates with the jet ring pipe 6 through the heater 5, the jet ring pipe 6 is arranged near the other side of the through hole and coaxially with the through hole, and can blow dry the liquid remaining on the outer surface of the sized stranding cable core.
[0016] The spraying assembly includes a liquid storage tank 7, a water pump 8 and a liquid spraying ring pipe 9, the liquid storage tank 7 is arranged on the guide frame 1, the liquid storage tank 7 is used for storing cooling and lubricating liquid, the water pump 8 is fixedly installed on the guide frame 1 and the water inlet end communicates with the liquid storage tank 7, the water outlet end communicates with the liquid spraying ring pipe 9 through a liquid guide pipe, and the liquid spraying ring pipe 9 is arranged near one side of the through hole and coaxially with the through hole.
[0017] The diameter sizing die includes a die sleeve 201 and a parallel line sizing die assembly arranged inside the die sleeve 201, the parallel line sizing die assembly includes a parallel line die 202 arranged near one side of the through hole of the die sleeve 201 and a diameter sizing die 203 arranged near the other side of the through hole, the parallel line die 202 is fixedly connected with the diameter sizing die 203, the through hole of the parallel line die 202 and the through hole of the diameter sizing die 203 have the same diameter and are coaxially arranged, one end of the die sleeve 201 is provided with a folded edge and the folded edge is connected with the guide frame 1 body located at the other side of the through hole, and one end of the diameter sizing die 203 extends to the outside of the die sleeve 201 and is connected with the folded edge.
[0018] The jet ring pipe 6 and the liquid spraying ring pipe 9 have the same structure and the diameters are greater than the diameter of the through hole.
[0019] The specific operation process of the utility model is as follows:
[0020] When the core cable is made, the traction box provides the conveying power for the movement of the core, the core enters the twisting die 202 through the feeding port during the conveying process, the power of the twisting is provided by the upper end capstan assembly of the stranding machine, the twisted cable becomes the core and passes through the sizing die 203, and then is output from the discharge port.
[0021] The liquid spraying ring 9 is suspended at the feeding port, and the liquid spraying ring 9 can spray the cooling and lubricating liquid under the support of the water pump 8, so as to realize the cooling and lubrication of the core and the die, reduce the surface temperature of the core, solve various process problems caused by the excessively high twisting temperature, improve the twisting production efficiency, and set the air jet ring 6 at the discharge port. When the air extractor 4 and the heater 5 operate at the same time, the air extractor 4 can suck the air in the cavity into the heater 5, the air is heated by the electric heating grid plate and is discharged from the nozzle of the air jet ring 6, the residual liquid on the twisted core can be blown dry, the subsequent processing procedures are not affected, the heat generated by friction is sucked out by the air extractor 4, and the sizing die is further cooled and radiated.
Claims
1. A sizing die cooling and lubricating device, comprising a sizing die (2) and a guide frame (1) arranged at the wire outlet side of a wire drawing machine, characterized in that: The cooling mechanism is arranged on the guide frame (1), the guide frame (1) is provided with a through hole penetrating in the lateral direction, a sizing die (2) for twisting and sizing the wire core is matched in the through hole, a cavity (3) is formed between the outer surface of the sizing die (2) and the inner wall of the through hole, the cooling mechanism comprises a spraying assembly acting on one side of the through hole and a drying assembly acting on the other side of the through hole and communicating with the cavity (3), and one end of the sizing die (2) is provided with a folded edge connected with the frame body of the guide frame (1) on the other side of the through hole.
2. The sizing die cooling and lubricating device of claim 1, wherein, The drying assembly comprises an air extractor (4), a heater (5) and a jet ring (6), the air extractor (4) and the heater (5) are fixedly installed on the guide frame (1), the air inlet end of the air extractor (4) penetrates through the guide frame (1) and communicates with the cavity (3), the air outlet end of the air extractor (4) communicates with the jet ring (6) through the heater (5), and the jet ring (6) is arranged near the other side of the through hole and coaxially with the through hole.
3. The sizing die cooling and lubricating device of claim 1, wherein, The spraying assembly comprises a liquid storage tank (7), a water pump (8) and a liquid jet ring (9), the liquid storage tank (7) is arranged on the guide frame (1), the water pump (8) is fixedly installed on the guide frame (1) and has a water inlet end communicating with the liquid storage tank (7) and a water outlet end communicating with the liquid jet ring (9) through a liquid guide pipe, and the liquid jet ring (9) is arranged near one side of the through hole and coaxially with the through hole.
4. The sizing die cooling and lubricating device of claim 1 wherein, The sizing die comprises a die sleeve (201) and a wire combining and sizing module arranged in the die sleeve (201), the wire combining and sizing module comprises a wire combining die (202) arranged on one side of the die sleeve (201) close to the through hole and a sizing die (203) arranged on the other side of the die sleeve (201) close to the through hole, the wire combining die (202) and the sizing die (203) are coaxially arranged and fixedly connected, one end of the die sleeve (201) is provided with a folded edge connected with the frame body of the guide frame (1) on the other side of the through hole, and one end of the sizing die (203) extends to the outside of the die sleeve (201) and is connected with the folded edge.
5. The sizing die cooling and lubricating device of claim 2 wherein, The diameters of the jet ring (6) and the liquid jet ring (9) are greater than the diameter of the through hole.