Traction device facilitating distance adjustment

Abstract

The utility model relates to the technical field of steel strand production, in particular to a traction device convenient for spacing adjustment, which comprises a driving mechanism, an adjusting mechanism is rotatably connected in the driving mechanism, a limiting mechanism is rotatably connected in the center of the driving mechanism, the driving mechanism comprises a support, a limiting groove is embedded in one side of the support, and the adjusting mechanism is rotatably connected with the limiting mechanism. An adjusting groove is embedded in one side of the support, a driving motor is installed on the other side of the support, one end of the driving motor is in driving connection with a driving shaft, and the exterior of the driving shaft is in threaded connection with a first traction wheel. According to the improved traction device, the height-adjustable traction wheels are additionally arranged to be matched with the fixing nuts to fix the traction wheels, the distance between the traction wheels can be conveniently replaced and adjusted, then steel wires of different models and sizes can be dragged, the adaptability of the traction device is improved, meanwhile, the limiting mechanism is additionally arranged in the traction device to press the loose steel wires, and the traction effect is improved. The steel wires are prevented from being accumulated in the traction device, and the production effect of the steel strands is improved.

Description

Technical Field

[0001] The utility model relates to the technical field of steel strand production, in particular to a traction device which is convenient for adjusting the spacing. Background Art

[0002] Steel strand is a steel product composed of multiple steel wires twisted together. Its surface can be coated with galvanized layer, zinc-aluminum alloy layer, aluminum clad layer, copper plating layer, epoxy resin coating, etc. as needed. In the production process of steel strand, it is necessary to transport the steel wire of fixed length to the bundling device for bundling operation. Most common conveying operations use a traction device to drive the upper and lower traction wheels to compress the steel wire, so that the steel wire is conveyed between the two wheels by friction. However, the traction wheels in the traction device are mostly fixed at a fixed spacing, and the best traction effect cannot be achieved when traction is performed on steel wires of different models and sizes. Therefore, a traction device that is easy to adjust the spacing is needed to improve the traction effect of steel strand production.

[0003] In the process of realizing the utility model, the inventors found that the prior art has the following problems: 1. The traction device cannot adjust the spacing between the traction wheels when traction is performed on steel wires of different models and sizes, resulting in low adaptability of the traction device during the production of steel strands; 2. The steel wire is prone to loosen in the traction device during the traction process, causing the steel wire to accumulate in the traction device due to looseness during the traction process, affecting the traction operation of the traction device, and further affecting the production effect of the steel strand. Utility Model Content

[0004] The purpose of the utility model is to provide a traction device that is easy to adjust the spacing, so as to solve the problem raised in the above background technology that the spacing between the traction wheels in the traction device cannot be well adjusted to a suitable distance for steel wires of different sizes, resulting in low adaptability of the traction device, and the steel wires are prone to loosening during traction and accumulating in the traction device, thereby affecting the production effect of the steel strand. To achieve the above purpose, the utility model provides the following technical solutions: a traction device that is easy to adjust the spacing, comprising a driving mechanism, the internal rotation of the driving mechanism is connected to an adjustment mechanism, and the center rotation of the driving mechanism is connected to a limiting mechanism.

[0005] The driving mechanism includes a support, a limiting groove is embedded in one side of the support, an adjustment groove is embedded in one side of the support, a driving motor is installed on the other side of the support, one end of the driving motor is drivingly connected to a driving shaft, the external thread of the driving shaft is connected to a first traction wheel, and the other end of the driving shaft is threadedly connected to a fixing nut.

[0006] The adjusting mechanism comprises an adjusting motor, the bottom driving connection of the adjusting motor is connected to a first pulley, the external transmission of the first pulley is connected to a transmission belt, the other end of the transmission belt is connected to a second pulley, an adjusting shaft is welded on the bottom of the first pulley, the external thread of the adjusting shaft is connected to an adjusting block, one side of the adjusting block is rotatably connected to a first fixed shaft, and the external thread of the first fixed shaft is connected to a second traction wheel.

[0007] The limiting mechanism includes a turning handle, a limiting shaft is welded at the bottom of the turning handle, the outer thread of the limiting shaft is connected to a limiting block, one side of the limiting block is rotatably connected to a second fixed shaft, and the outer thread of the second fixed shaft is connected to a limiting wheel.

[0008] Further preferably, the adjustment grooves are arranged on both sides of the limiting groove, and the height of the adjustment grooves is higher than the height of the limiting grooves.

[0009] Further preferably, the first pulley and the second pulley are located on the top of the support, and an adjusting shaft is welded to the bottom of the second pulley.

[0010] Further preferably, the adjustment shaft passes through the top of the adjustment slot and forms a rotation connection structure with the adjustment slot, and the adjustment block forms a sliding connection structure by threadedly connecting the adjustment shaft with the adjustment slot.

[0011] Further preferably, the limiting shaft passes through the top of the limiting groove and forms a rotation connection structure with the limiting groove, and the limiting block forms a sliding connection structure by threadedly connecting the limiting shaft and the limiting groove.

[0012] Further preferably, the driving shaft, the first fixed shaft and the second fixed shaft are all structures with an external threaded head at one end, and are all threadedly connected with a fixing nut.

[0013] Compared with the prior art, the utility model has the following beneficial effects:

[0014] In the utility model, an adjusting motor is used to drive an adjusting block to move up and down in an adjusting groove to adjust the distance between two traction wheels, which is convenient for traction of steel wires of different models and sizes and improves the adaptability of the traction device in the production process of steel strands.

[0015] In the utility model, a limit wheel which can be adjusted up and down is added inside the traction device, and cooperates with the traction wheels at both ends to pull the slack steel wire in a bent shape, so that the steel wire is tightened again, thereby improving the effect of adjusting the slack degree of the steel wire during the traction process, and facilitating the subsequent steel strand production operation. BRIEF DESCRIPTION OF THE DRAWINGS

[0016] Figure 1 This is a schematic diagram of the front view structure of the utility model;

[0017] Figure 2 This is a schematic diagram of the explosion structure of the driving mechanism of the utility model;

[0018] Figure 3 This is a schematic diagram of the explosion-enlarged structure of the regulating mechanism of the utility model;

[0019] Figure 4 It is a schematic diagram of the exploded and enlarged structure of the limiting mechanism of the utility model.

[0020] In the figure: 1. driving mechanism; 101. support; 102. limiting groove; 103. adjusting groove; 104. driving motor; 105. driving shaft; 106. first traction wheel; 107. fixing nut; 2. adjusting mechanism; 201. adjusting motor; 202. first pulley; 203. driving belt; 204. second pulley; 205. adjusting shaft; 206. adjusting block; 207. first fixed shaft; 208. second traction wheel; 3. limiting mechanism; 301. turning handle; 302. limiting shaft; 303. limiting block; 304. second fixed shaft; 305. limiting wheel. DETAILED DESCRIPTION

[0021] The following will be combined with the drawings in the embodiments of the utility model to clearly and completely describe the technical solutions in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, not all of the embodiments. Based on the embodiments in the utility model, all other embodiments obtained by ordinary technical personnel in this field without creative work are within the scope of protection of the utility model.

[0022] See also Figures 1 to 4 The utility model provides a technical solution: a traction device that is convenient for adjusting the spacing, including a driving mechanism 1, an adjusting mechanism 2 is rotatably connected inside the driving mechanism 1, and a limiting mechanism 3 is rotatably connected at the center of the driving mechanism 1.

[0023] The driving mechanism 1 includes a support 101, a limiting groove 102 is embedded in one side of the support 101, an adjustment groove 103 is embedded in one side of the support 101, a driving motor 104 is installed on the other side of the support 101, one end of the driving motor 104 is drivingly connected to a driving shaft 105, the external thread of the driving shaft 105 is connected to a first traction wheel 106, and the other end of the driving shaft 105 is threadedly connected to a fixing nut 107.

[0024] The adjusting mechanism 2 comprises an adjusting motor 201, the bottom driving connection of the adjusting motor 201 is connected with a first pulley 202, the external transmission connection of the first pulley 202 is connected with a transmission belt 203, the other end of the transmission belt 203 is connected with a second pulley 204, an adjusting shaft 205 is welded at the bottom of the first pulley 202, the external thread connection of the adjusting shaft 205 is connected with an adjusting block 206, one side of the adjusting block 206 is rotatably connected with a first fixed shaft 207, the external thread connection of the first fixed shaft 207 is connected with a second traction wheel 208.

[0025] The limiting mechanism 3 includes a handle 301 , a limiting shaft 302 is welded to the bottom of the handle 301 , the limiting shaft 302 is externally threadedly connected to a limiting block 303 , one side of the limiting block 303 is rotatably connected to a second fixed shaft 304 , and the second fixed shaft 304 is externally threadedly connected to a limiting wheel 305 .

[0026] In this embodiment, Figure 1 and Figure 2 As shown, the adjustment groove 103 is arranged on both sides of the limit groove 102, and the height of the adjustment groove 103 is higher than the height of the limit groove 102; by adding a lower limit groove 102 in the traction device and cooperating with the limit wheel 305 to limit and tighten the loose steel wire, the relaxation effect of the steel wire in the traction device is improved, which facilitates the traction of the steel wire.

[0027] In this embodiment, Figure 1 and Figure 3 As shown, the first pulley 202 and the second pulley 204 are located at the top of the support 101, and an adjustment shaft 205 is welded to the bottom of the second pulley 204; the two pulleys cooperate with the transmission belt 203 to link with each other so that the spacing heights of the traction wheels at both ends of the traction device are adjusted to be the same, thereby improving the adjustment efficiency of the traction wheel spacing.

[0028] In this embodiment, Figure 1 and Figure 3 As shown, the adjusting shaft 205 passes through the top of the adjusting groove 103 and forms a rotating connection structure with the adjusting groove 103, and the adjusting block 206 is threadedly connected to the adjusting shaft 205 and cooperates with the adjusting groove 103 to form a sliding connection structure; by rotating the adjusting shaft 205, the adjusting block 206 is controlled to drive the second traction wheel 208 to move up and down along the direction of the adjusting groove 103, which is convenient for adjusting the spacing between the traction wheels and improving the traction effect of steel wires of different models and sizes.

[0029] In this embodiment, Figure 1 and Figure 4As shown, the limiting shaft 302 passes through the top of the limiting groove 102 and forms a rotating connection structure with the limiting groove 102, and the limiting block 303 is threadedly connected to the limiting shaft 302 and the limiting groove 102 to form a sliding connection structure; by adding the limiting shaft 302 at the center position of the traction device to drive the limiting wheel 305 that is rotatably connected to one end of the limiting block 303, the steel wire is compressed, so that the relaxed steel wire moves in a bent shape, thereby improving the adjustment effect of the slackness of the steel wire and facilitating the traction device to pull the steel wire.

[0030] In this embodiment, Figure 1 As shown, the drive shaft 105, the first fixed shaft 207 and the second fixed shaft 304 are all structures with an external threaded head at one end, and are all threadedly connected with a fixing nut 107; the first traction wheel 106, the second traction wheel 208 and the limiting wheel 305 are fixed by the fixing nut 107, which improves stability and facilitates the replacement of each traction wheel and the limiting wheel 305, further improves the traction effect of steel wires of different models and sizes, and improves the adaptability of the traction device in the production process of steel strands.

[0031] The use method and advantages of the utility model: When the traction device which is convenient for adjusting the spacing is used, the working process is as follows:

[0032] like Figure 1 , Figure 2 , Figure 3 and Figure 4As shown, first, the operator selects the appropriate first traction wheel 106, second traction wheel 208 and limiting wheel 305 according to the size of the steel wire to be pulled; then, the first traction wheel 106 and the second traction wheel 208 are respectively threaded into the driving shaft 105 and the first fixed shaft 207, and fixed by the fixing nut 107, and the limiting wheel 305 is threaded into the second fixed shaft 304 and fixed by the fixing nut 107; then, the steel wire to be pulled is inserted between the first traction wheel 106 and the second traction wheel 208 at one end of the traction device, and while it is attached to the bottom of the limiting wheel 305, it passes through the first traction wheel 106 and the second traction wheel 208 at the other end of the traction device, and the adjustment motor 201 is started to drive the first pulley 2 02 and the adjusting shaft 205 rotate, the second pulley 204 at one end of the transmission belt 203 rotates, driving the adjustment block 206 connected to the external thread of the two adjustment shafts 205 to slide in the adjustment groove 103, and then driving the second traction wheel 208 to move up and down, so as to adjust the spacing of the center steel wire; finally, the driving motor 104 on one side of the support 101 is started to drive the first traction wheel 106 at one end of the driving shaft 105 to rotate, so as to pull the steel wire. When the steel wire is loose during traction, the limit block 303 outside the limit shaft 302 is driven to slide up and down in the limit groove 102 by rotating the handle 301, so as to drive the limit wheel 305 to press the steel wire to move in a bending shape, and adjust the degree of looseness of the steel wire to complete the traction operation of the whole steel wire.

[0033] The above shows and describes the basic principle, main features and advantages of the utility model. Technical staff in this industry should understand that the utility model is not limited by the above embodiments. The above embodiments and descriptions are only preferred examples of the utility model and are not used to limit the utility model. Without departing from the spirit and scope of the utility model, the utility model will have various changes and improvements, which fall within the scope of the utility model to be protected. The scope of protection of the utility model is defined by the attached claims and their equivalents.

Claims

1. A traction device for facilitating adjustment of spacing, comprising a driving mechanism (1), characterized in that: The interior of the driving mechanism (1) is rotatably connected to an adjusting mechanism (2), and the center of the driving mechanism (1) is rotatably connected to a limiting mechanism (3); The driving mechanism (1) comprises a support (101), a limiting groove (102) is embedded in one side of the support (101), an adjusting groove (103) is embedded in one side of the support (101), a driving motor (104) is installed on the other side of the support (101), one end of the driving motor (104) is drivingly connected to a driving shaft (105), the outer surface of the driving shaft (105) is threadedly connected to a first traction wheel (106), and the other end of the driving shaft (105) is threadedly connected to a fixing nut (107); The adjusting mechanism (2) comprises an adjusting motor (201), the bottom of the adjusting motor (201) is drivingly connected to a first pulley (202), the external transmission of the first pulley (202) is connected to a transmission belt (203), the other end of the transmission belt (203) is drivingly connected to a second pulley (204), an adjusting shaft (205) is welded to the bottom of the first pulley (202), the external thread of the adjusting shaft (205) is connected to an adjusting block (206), one side of the adjusting block (206) is rotatably connected to a first fixed shaft (207), and the external thread of the first fixed shaft (207) is connected to a second traction wheel (208); The limiting mechanism (3) comprises a turning handle (301), a limiting shaft (302) is welded to the bottom of the turning handle (301), the limiting shaft (302) is externally threadedly connected to a limiting block (303), one side of the limiting block (303) is rotatably connected to a second fixed shaft (304), and the second fixed shaft (304) is externally threadedly connected to a limiting wheel (305).

2. The traction device for facilitating adjustment of spacing according to claim 1, characterized in that: The adjusting groove (103) is arranged on both sides of the limiting groove (102), and the height of the adjusting groove (103) is higher than the height of the limiting groove (102).

3. The traction device for facilitating adjusting the spacing according to claim 1, characterized in that: The first belt pulley (202) and the second belt pulley (204) are located on the top of the support (101), and an adjustment shaft (205) is welded to the bottom of the second belt pulley (204).

4. The traction device for facilitating adjustment of spacing according to claim 1, characterized in that: The adjusting shaft (205) passes through the top of the adjusting groove (103) and forms a rotating connection structure with the adjusting groove (103), and the adjusting block (206) forms a sliding connection structure by threadedly connecting the adjusting shaft (205) and the adjusting groove (103).

5. The traction device for facilitating adjustment of spacing according to claim 1, characterized in that: The limiting shaft (302) passes through the top of the limiting groove (102) and forms a rotation connection structure with the limiting groove (102), and the limiting block (303) forms a sliding connection structure by threadedly connecting the limiting shaft (302) and the limiting groove (102).

6. The traction device for adjusting the spacing according to claim 1, characterized in that: The driving shaft (105), the first fixed shaft (207) and the second fixed shaft (304) are all structures with an external threaded head at one end, and are all threadedly connected with a fixing nut (107).

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