Feeding device

Abstract

The utility model discloses a feeding device, which relates to the technical field of nylon tube manufacturing equipment and comprises a mounting seat, and a lead screw is mounted on the mounting seat along the length direction of the mounting seat; the traction mechanism is mounted on the lead screw; a traction upper part and a traction lower part are formed on the traction mechanism; a mounting channel for clamping a nylon tube is formed between the traction upper part and the traction lower part; the traction upper part is movably connected to the lead screw and is positioned above the traction lower part; the driving mechanism is provided with a first motor part and a second motor part; the first motor drives and pulls the upper portion to move up and down along the lead screw to form a mounting channel which is enlarged or reduced so as to loosen or clamp the nylon pipe. The second motor drives the upper traction part and the lower traction part to rotate so that the nylon pipe can be pulled and conveyed into the drying oven. According to the device, the structure is optimized, the nylon pipe is continuously pulled through the upper traction part and the lower traction part, it can be guaranteed that the position of the nylon pipe cannot deviate, operation of workers is facilitated, the production quality is guaranteed, and the production efficiency is further improved.

Description

Technical Field

[0001] The utility model relates to the technical field of nylon tube manufacturing equipment, in particular to a feeding device. Background Art

[0002] Nylon tube is a synthetic fiber with good physical, chemical and mechanical properties, wear resistance, and can be used in the presence of sand, stone, and iron filings; the surface is smooth, which reduces resistance and can prevent rust and scaling; it is soft, easy to bend, and easy to install; in the automotive industry, nylon tubes have been used to this day. In specific use, nylon tubes need to be bent into different angles in different directions. In the process of using a heating molding device to heat and shape the nylon tube, a feeding device for transmitting and pulling the nylon tube to the heating molding device is required.

[0003] The Chinese utility model patent (publication number 211492808U) discloses a nylon tube automatic heating and forming equipment, including a machine body, a feeding assembly, a heating assembly and a bending assembly. The heating assembly includes an oven connected to the feeding assembly and an electric heating cylinder arranged between the oven and the bending assembly. A heating coil is arranged in the electric heating cylinder. The nylon tube is fed from the feeding assembly and enters the bending assembly through the oven and the heating coil. The electric heating cylinder and the bending assembly are arranged outside the machine body. An air cooling system and a cutting device are arranged outside the bending assembly. The feeding assembly has an upper conveyor belt and a lower conveyor belt. The nylon tube is clamped and continuously pulled by the upper conveyor belt and the lower conveyor belt. The equipment improves the forming accuracy of the nylon tube, ensures the product quality, and improves the processing efficiency.

[0004] Therefore, in order to meet the molding accuracy of nylon tubes and ensure the processing quality, it is urgent to optimize the design of the feeding device in the nylon tube heating molding process. Utility Model Content

[0005] The utility model aims to provide a feeding device with optimized structure, which can clamp and steadily pull the nylon tube to the next process, ensure the production quality and further improve the production efficiency.

[0006] In order to achieve the above purpose, the utility model provides the following technical solutions:

[0007] A feeding device, which is located upstream of an oven in a nylon tube heating and forming device, comprises:

[0008] A mounting seat, wherein a lead screw is mounted along the length direction of the mounting seat;

[0009] A traction mechanism, wherein the traction mechanism is mounted on a mounting seat;

[0010] The traction mechanism is formed with a traction upper part and a traction lower part;

[0011] An installation channel for clamping the nylon tube is formed between the traction upper part and the traction lower part;

[0012] The traction upper part is movably connected to the lead screw and is located above the traction lower part;

[0013] A driving mechanism, the driving mechanism comprising a first motor and a second motor;

[0014] The motor drives the upper part to move up and down along the lead screw so that the installation channel increases or decreases to loosen or clamp the nylon tube;

[0015] The two motor parts respectively drive the traction upper part and the traction lower part to rotate so as to traction the nylon tube and transmit it to the oven.

[0016] Furthermore, the mounting seat has a support plate, a top plate, a bottom plate, a fixing plate and a first limiting plate;

[0017] The top plate and the bottom plate are installed above and below the support plate respectively;

[0018] The fixing plate is fixedly connected to the back side of the supporting plate;

[0019] The first limiting plate opening is installed inwardly and wrapped on the supporting plate;

[0020] The two groups of the first limiting plates are respectively located at the bottom of the top plate and above the bottom plate.

[0021] Furthermore, the support plate has a first slide groove part, a slide rail and a second slide groove part;

[0022] The front side of the support plate is formed with a slide groove and a slide rail;

[0023] Two slide grooves are formed on two sides of the support plate;

[0024] The two groups of slide rails are distributed on both sides of a portion of the slide slot;

[0025] The upper traction part and the lower traction part are partially embedded in a part of the slideway;

[0026] The traction upper part moves linearly along the first slide groove part, the slide rail and the second slide groove part.

[0027] Furthermore, the traction upper part is slidably connected to the support plate through a first mounting block;

[0028] The traction lower part is fixedly mounted on the support plate via a second mounting block;

[0029] The first mounting block and the second mounting block are in a convex-shaped structure;

[0030] The protruding ends of the first mounting block and the second mounting block are embedded in a portion of the slide groove;

[0031] A third mounting block is installed on both sides of the protruding ends of the first mounting block and the second mounting block;

[0032] The third mounting block is adaptively connected to the slide rail;

[0033] Fourth mounting blocks are installed on both sides of the first mounting block;

[0034] One end of the fourth mounting block is slidably embedded in the second portion of the slide groove;

[0035] Second limiting plates are installed on both sides of the second mounting block;

[0036] The second limiting plate extends to the notch of the second portion of the slide slot.

[0037] Furthermore, the first mounting block is provided with a first mounting hole adapted to be connected with the lead screw;

[0038] The second mounting block is provided with a second mounting hole;

[0039] The lead screw passes through the first mounting hole and the second mounting hole in sequence;

[0040] A limiting sleeve is installed between the first mounting hole and the second mounting hole;

[0041] The upper end of the limiting sleeve is sleeved with a limiting block on the circumferential side;

[0042] The inner wall of the limiting sleeve is adaptively connected to the lead screw;

[0043] The outer diameter of the limiting sleeve is smaller than the inner diameter of the second mounting hole;

[0044] The maximum distance between two points of the cross section of the limiting block is greater than the inner diameter of the second mounting hole.

[0045] Furthermore, the traction upper part and the traction lower part have the same structure and are symmetrically distributed with the nylon tube as the axis;

[0046] The traction upper part includes a mounting plate, a driving gear, a driven gear, a linkage gear, a belt tensioning wheel and a conveyor belt;

[0047] The mounting plate is fixedly mounted on the first mounting block;

[0048] The driving gear and the driven gear are distributed on both sides of the mounting plate;

[0049] The belt tensioner and the multiple sets of linkage gears are distributed between the driving gear and the driven gear, and the belt tensioner and the multiple sets of linkage gears are partially located outside the edge of the mounting plate;

[0050] The conveyor belt is wrapped around the driving gear, the driven gear, the linkage gear and the belt tensioner;

[0051] The two motors drive the driving gear to rotate to form a driven gear and a linkage gear to rotate synchronously to achieve relative movement of the conveyor belts of the upper traction part and the lower traction part and to pull the nylon tube.

[0052] Furthermore, the linkage gear and the belt tensioner are movably connected to the mounting plate through the first rotating shaft and the second rotating shaft respectively;

[0053] The mounting plate is provided with a mounting groove;

[0054] The second rotating shaft is connected to the mounting groove;

[0055] The traction upper part also includes a fixing rod, a pad and a cover plate;

[0056] One end of the fixing rod is fixedly connected to the mounting plate;

[0057] The other end of the fixing rod is connected to the backing plate;

[0058] One end of the first rotating shaft away from the mounting plate is connected to the pad;

[0059] The cover plate is installed outside the backing plate.

[0060] Furthermore, a U-shaped notch is provided on the pad;

[0061] A first positioning block and a second positioning block are respectively installed at both ends of the second rotating shaft;

[0062] The first positioning block is embedded in the installation groove;

[0063] The second positioning block is embedded in the U-shaped notch.

[0064] Furthermore, a third mounting hole is provided on the mounting plate;

[0065] A fixing block is installed in the third mounting hole;

[0066] The second motor is driven and connected to the driving gear through a fixed block;

[0067] One end of the lead screw extends above the top plate and is connected to a portion of the motor.

[0068] Furthermore, an adjustment block is movably installed in the second part of the slideway;

[0069] The adjusting block is located between the traction upper part and the traction lower part.

[0070] In the above technical solution, a feeding device of the utility model has the following beneficial effects:

[0071] The utility model provides a feeding device with optimized structure, which can continuously pull the nylon tube by pulling the upper part and the lower part, and can ensure that the position of the nylon tube will not be offset, so that it is convenient for workers to operate, ensures production quality, and further improves production efficiency. BRIEF DESCRIPTION OF THE DRAWINGS

[0072] In order to more clearly illustrate the embodiments of the present application or the technical solutions in the prior art, the drawings required for use in the embodiments will be briefly introduced below. Obviously, the drawings described below are only some embodiments recorded in the present utility model. For ordinary technicians in this field, other drawings can also be obtained based on these drawings.

[0073] Figure 1 A schematic diagram of the structure of a feeding device provided in an embodiment of the utility model;

[0074] Figure 2 A schematic diagram of the partial structure of a feeding device provided in an embodiment of the utility model;

[0075] Figure 3 A schematic diagram of the partial structure of a feeding device provided in an embodiment of the utility model;

[0076] Figure 4 A schematic diagram of the partial structure of a feeding device provided in an embodiment of the utility model;

[0077] Figure 5 A schematic diagram of the partial structure of a feeding device provided in an embodiment of the utility model;

[0078] Figure 6 A schematic diagram of the partial structure of a feeding device provided in an embodiment of the utility model;

[0079] Figure 7 A schematic diagram of the partial structure of a feeding device provided in an embodiment of the utility model;

[0080] Figure 8 A schematic diagram of the partial structure of a feeding device provided in an embodiment of the utility model;

[0081] Fig. 9 A schematic diagram of the partial structure of a feeding device provided in an embodiment of the utility model;

[0082] Fig.10 A schematic diagram of the partial structure of a feeding device provided in an embodiment of the utility model;

[0083] Fig.11 A schematic diagram of the partial structure of a feeding device provided in an embodiment of the utility model.

[0084] Description of reference numerals:

[0085] 1. Mounting seat; 2. Lead screw; 3. Traction mechanism; 4. Driving mechanism; 6. Fixing block; 7. Adjusting block;

[0086] 11. Support plate; 12. Top plate; 13. Bottom plate; 14. Fixed plate; 15. First limiting plate;

[0087] 111. slideway part 1; 112. slide rail; 113. slideway part 2;

[0088] 31. Pull the upper part; 32. Pull the lower part;

[0089] 311, mounting plate; 312, driving gear; 313, driven gear; 314, linkage gear; 315, belt tensioner; 316, conveyor belt; 317, fixing rod; 318, pad; 319, cover plate;

[0090] 3111, mounting groove; 3112, third mounting hole;

[0091] 3171, first rotating shaft; 3172, second rotating shaft; 3173, first positioning block; 3174, second positioning block;

[0092] 3181, U-shaped notch;

[0093] 41. Motor part 1; 42. Motor part 2;

[0094] 51. First mounting block; 52. Second mounting block; 53. Third mounting block; 54. Fourth mounting block; 55. Second limiting plate; 56. First mounting hole; 57. Second mounting hole; 58. Limiting sleeve; 59. Limiting block. DETAILED DESCRIPTION

[0095] In order to enable those skilled in the art to better understand the technical solution of the present invention, the present invention will be further described in detail below in conjunction with the accompanying drawings.

[0096] It should be noted that the terms "above", "back", "both sides", "upper end", "one end", "the other end", etc. used in this document indicate the orientation or position relationship based on the orientation or position relationship shown in the drawings, which is only for the convenience of describing the present invention and simplifying the description. Similar expressions are only for the purpose of explanation, and do not indicate or imply that the device or element referred to must have a specific orientation, be constructed and operate in a specific orientation, and therefore cannot be understood as a limitation on the present invention. In addition, the terms "first", "second", etc. are only used for descriptive purposes and cannot be understood as indicating or implying relative importance.

[0097] See also Figure 1-Figure 11 As shown;

[0098] A feeding device, which is located upstream of an oven in a nylon tube heating and forming device, comprises:

[0099] A mounting base 1, wherein a lead screw 2 is mounted along the length direction of the mounting base 1;

[0100] A traction mechanism 3, wherein the traction mechanism 3 is mounted on the mounting seat 1;

[0101] The traction mechanism 3 is formed with a traction upper portion 31 and a traction lower portion 32;

[0102] A mounting channel for clamping the nylon tube is formed between the traction upper portion 31 and the traction lower portion 32;

[0103] The traction upper part 31 is movably connected to the lead screw 2 and is located above the traction lower part 32;

[0104] The driving mechanism 4 comprises a motor part 41 and a motor part 42;

[0105] The motor part 41 drives the upper part 31 to move up and down along the lead screw 2 to increase or decrease the installation channel to loosen or clamp the nylon tube;

[0106] The second motor part 42 drives the traction upper part 31 and the traction lower part 32 to rotate respectively to achieve traction of the nylon tube and transfer it to the oven.

[0107] Specifically, the traction mechanism 3 in the feeding device comprises a traction upper part 31 and a traction lower part 32, and an installation channel for the nylon tube to pass through is formed between the traction upper part 31 and the traction lower part 32, and the traction upper part 31 and the traction lower part 32 can not only clamp the nylon tube and limit the position of the nylon tube, but also pull the nylon tube and transfer the nylon tube to the next process; wherein the traction lower part 32 is fixed in position, and the distance between the traction lower part 32 and the traction upper part 31 is adjusted by adjusting the upper and lower positions of the traction upper part 31, and the traction upper part 31 is driven by a motor 41 in the driving mechanism 4 to realize the movement of the traction upper part 31, and the traction upper part 31 and the traction lower part 32 are respectively mounted on the mounting seat 1, and the mounting seat 1 is provided with a lead screw 2, The lead screw 2 is driven to rotate by the motor part 41, and the traction upper part 31 is movably connected to the lead screw 2. When the motor part 41 drives the lead screw 2 to rotate, the traction upper part 31 moves up and down along the lead screw 2. When in use, one end of the nylon tube is inserted from one side of the equipment into the installation channel formed between the traction upper part 31 and the traction lower part 32, and the other end of the nylon tube is inserted into the equipment entrance of the next process. By adjusting the traction upper part 31, the installation channel is gradually narrowed until the position of the nylon tube is limited. At the same time, the traction upper part 31 and the traction lower part 32 are both connected to the motor part 42, and the motor part 42 respectively drives the traction upper part 31 and the traction lower part 32 to move relative to each other, thereby realizing continuous traction of the nylon tube.

[0108] The mounting base 1 comprises a supporting plate 11, a top plate 12, a bottom plate 13, a fixing plate 14 and a first limiting plate 15;

[0109] The top plate 12 and the bottom plate 13 are respectively installed above and below the support plate 11;

[0110] The fixing plate 14 is fixedly connected to the back side of the supporting plate 11;

[0111] The first limiting plate 15 is installed on the supporting plate 11 with its opening facing inwards;

[0112] The two groups of first limiting plates 15 are respectively located at the bottom of the top plate 12 and above the bottom plate 13 .

[0113] The support plate 11 has a first slide groove portion 111, a slide rail 112 and a second slide groove portion 113;

[0114] A slide groove portion 111 and a slide rail 112 are formed on the front side of the support plate 11;

[0115] Two slide grooves 113 are formed on both sides of the support plate 11;

[0116] Two sets of slide rails 112 are distributed on both sides of the slide slot 111;

[0117] The traction upper part 31 and the traction lower part 32 are partially embedded in the chute part 111;

[0118] The upper portion 31 is pulled to move linearly along the first slide groove portion 111 , the slide rail 112 , and the second slide groove portion 113 .

[0119] Specifically, the traction upper part 31 and the traction lower part 32 are distributed on the support plate 11, the traction upper part 31 is above the traction lower part 32, the traction lower part 32 is located near the bottom of the support plate 11, the traction upper part 31 slides vertically above the traction lower part 32, the support plate 11 has a first slide groove 111, a slide rail 112 and a second slide groove 113, when the traction upper part 31 slides, the traction upper part 31 is respectively located in the first slide groove 111, the slide rail 112 and the second slide groove 113, and can slide in the first slide groove 111, the slide rail 112 and the second slide groove 113;

[0120] Among them, the two groups of first limit plates 15 are respectively located at the bottom of the top plate 12 and above the bottom plate 13. The first limit plates 15 located above are used to limit the maximum upward movement range of the traction upper part 31, and the first limit plates 15 located below are used to support the traction lower part 32.

[0121] The traction upper portion 31 is slidably connected to the support plate 11 through the first mounting block 51;

[0122] The traction lower part 32 is fixedly mounted on the support plate 11 through the second mounting block 52;

[0123] The first mounting block 51 and the second mounting block 52 are in a convex shape;

[0124] The protruding ends of the first mounting block 51 and the second mounting block 52 are embedded in the slide groove portion 111;

[0125] A third mounting block 53 is mounted on both sides of the protruding ends of the first mounting block 51 and the second mounting block 52;

[0126] The third mounting block 53 is adapted to be connected with the slide rail 112;

[0127] Fourth mounting blocks 54 are mounted on both sides of the first mounting block 51;

[0128] One end of the fourth mounting block 54 is slidably embedded in the second slide groove portion 113;

[0129] Second limiting plates 55 are installed on both sides of the second mounting block 52;

[0130] The second limiting plate 55 extends to the notch of the second slide groove portion 113 .

[0131] Specifically, the traction upper part 31 and the traction lower part 32 respectively have a first mounting block 51 and a second mounting block 52 with a convex structure, and the first mounting block 51 and the second mounting block 52 are both installed with a third mounting block 53. The difference is that the first mounting block 51 and the fourth mounting block 54 cooperate to realize the sliding connection between the traction upper part 31 and the second part of the slide groove 113, and the second mounting block 52 is installed with a second limiting plate 55, and the position of the second mounting block 52 is fixed.

[0132] The first mounting block 51 is provided with a first mounting hole 56 adapted to be connected with the lead screw 2;

[0133] The second mounting block 52 is provided with a second mounting hole 57;

[0134] The lead screw 2 passes through the first mounting hole 56 and the second mounting hole 57 in sequence;

[0135] A limiting sleeve 58 is installed between the first mounting hole 56 and the second mounting hole 57;

[0136] The upper end of the limiting sleeve 58 is sleeved with a limiting block 59;

[0137] The inner wall of the limiting sleeve 58 is adapted to be connected with the lead screw 2;

[0138] The outer diameter of the limiting sleeve 58 is smaller than the inner diameter of the second mounting hole 57;

[0139] The maximum distance between two points of the cross section of the limiting block 59 is greater than the inner diameter of the second mounting hole 57 .

[0140] Specifically, a mounting hole is provided between the first mounting block 51 and the second mounting block 52. The second mounting hole 57 provided in the first mounting block 51 is adapted to be connected with the lead screw 2, so as to realize the up and down movement of the first mounting block 51 on the lead screw 2. The second mounting block 52 is provided with a second mounting hole 57. One end of the lead screw 2 passes through the second mounting hole 57 but has no connection with the second mounting hole 57. A limiting sleeve 58 is provided between the first mounting hole 56 and the second mounting hole 57. The limiting sleeve 58 is sleeved on the lead screw 2 and adapted to be connected with the lead screw 2. When the motor 41 drives When the movable screw 2 rotates, the first mounting block 51 moves upward or downward together with the limiting sleeve 58. When moving downward, the limiting sleeve 58 gradually moves to be inserted into the second mounting hole 57, and the limiting block 59 on the limiting sleeve 58 will overlap the upper end surface of the second mounting block 52, thereby ensuring that there is a certain distance between the traction upper part 31 and the traction lower part 32, and the nylon tube will not be damaged due to excessive movement of the traction upper part 31. Installing the limiting sleeve 58 can limit the maximum downward movement distance of the traction upper part 31, ensure the existence of the installation channel, and avoid damage to the nylon tube.

[0141] The traction upper part 31 and the traction lower part 32 have the same structure and are symmetrically distributed with the nylon tube as the axis;

[0142] The traction upper part 31 includes a mounting plate 311, a driving gear 312, a driven gear 313, a linkage gear 314, a belt tensioning wheel 315 and a conveyor belt 316;

[0143] The mounting plate 311 is fixedly mounted on the first mounting block 51;

[0144] The driving gear 312 and the driven gear 313 are distributed on both sides of the mounting plate 311;

[0145] The belt tensioning wheel 315 and the multiple sets of linkage gears 314 are distributed between the driving gear 312 and the driven gear 313, and the belt tensioning wheel 315 and the multiple sets of linkage gears 314 are partially located outside the edge of the mounting plate 311;

[0146] The conveyor belt 316 is wrapped around the driving gear 312, the driven gear 313, the linkage gear 314 and the belt tensioning wheel 315;

[0147] The second motor part 42 drives the driving gear 312 to rotate so that the driven gear 313 and the linkage gear 314 rotate synchronously to achieve the relative movement of the conveyor belts 316 of the traction upper part 31 and the traction lower part 32 and to pull the nylon tube.

[0148] Specifically, the traction upper part 31 and the traction lower part 32 have the same structure, the difference is that the first mounting hole 56 of the traction upper part 31 is slidably connected with the lead screw 2, the lead screw 2 passes through the second mounting hole 57 of the traction lower part 32, and the lead screw 2 cannot drive the traction lower part 32 to move; wherein, the traction upper part 31 and the traction lower part 32 respectively include a mounting plate 311, a driving gear 312, a driven gear 313, a linkage gear 314, a belt tensioning wheel 315 and a conveyor belt 316, and the traction upper part 31 is used for explanation. First, the mounting plate 311 is fixedly arranged on the first mounting block 51, and the driving gear 312, the driven gear 313, the belt tensioning wheel 315 and a plurality of linkage gears are distributed on the same side of the mounting plate 311 A driving gear 314 is installed on both sides of the mounting plate 311 in the length direction, and a plurality of linkage gears 314 are distributed between the driving gear 312 and the driven gear 313. A belt tensioner 315 is arranged between the driving gear 312 and the driven gear 313 and above the linkage gear 314. A conveyor belt 316 is installed outside all the gears. When the second motor 42 drives the driving gear 312 to start rotating, the driven gear 313, the belt tensioner 315 and the plurality of linkage gears 314 rotate synchronously, thereby realizing the rotation of the conveyor belt 316, and the transmission belts 316 of the traction upper part 31 and the traction lower part 32 move relative to each other to continuously pull the nylon tube.

[0149] The linkage gear 314 and the belt tensioning wheel 315 are movably connected to the mounting plate 311 through the first rotating shaft 3171 and the second rotating shaft 3172 respectively;

[0150] The mounting plate 311 is provided with a mounting groove 3111;

[0151] The second rotating shaft 3172 is connected to the mounting groove 3111;

[0152] The traction upper part 31 also includes a fixing rod 317, a pad 318 and a cover plate 319;

[0153] One end of the fixing rod 317 is fixedly connected to the mounting plate 311;

[0154] The other end of the fixing rod 317 is connected to the backing plate 318;

[0155] One end of the first rotating shaft 3171 away from the mounting plate 311 is connected to the pad 318;

[0156] The cover plate 319 is installed outside the backing plate 318 .

[0157] Specifically, the first rotating shaft 3171, the second rotating shaft 3172, and the fixing rod 317 are fixedly installed on the mounting plate 311; the linkage gear 314 and the belt tensioner 315 are movably sleeved on the first rotating shaft 3171 and the second rotating shaft 3172 respectively; a groove 3111 is provided on one side of the mounting plate 311, and one end of the second rotating shaft 3172 is fixed in the groove 3111; and a pad 318 is installed through the fixing rod 317, and a cover plate 319 is installed on the outside of the pad 318. The cover plate 319 can shield all gears to prevent scratches and touches, avoid equipment damage, and further ensure the safety of the staff.

[0158] A U-shaped notch 3181 is provided on the backing plate 318;

[0159] A first positioning block 3173 and a second positioning block 3174 are respectively installed at both ends of the second rotating shaft 3172;

[0160] The first positioning block 3173 is embedded in the installation groove 3111;

[0161] The second positioning block 3174 is embedded in the U-shaped groove 3181 .

[0162] Specifically, one end of the second rotating shaft 3172 is installed in the groove 3111 and the other end is installed in the U-shaped groove 3181 on the pad 318, and the first positioning block 3173 and the second positioning block 3174 are set at both ends of the second rotating shaft 3172. When the belt tensioning wheel 315 is located on the second rotating shaft 3172 for work, the first positioning block 3173 and the second positioning block 3174 on both sides can further limit the position of the belt tensioning wheel 315, and can also make the second rotating shaft 3172 installed more stably.

[0163] A third mounting hole 3112 is formed on the mounting plate 311;

[0164] A fixing block 6 is installed in the third mounting hole 3112;

[0165] The second motor part 42 is driven and connected to the driving gear 312 through the fixing block 6;

[0166] One end of the lead screw 2 extends above the top plate 12 and is connected to a motor portion 41 .

[0167] Specifically, a third mounting hole 3112 is provided on the mounting plate 311, which is used to connect the driving gear 312 with the second motor part 42. A fixing block 6 is installed in the third mounting hole 3112. The driving gear 312 is connected to one side of the fixing block 6, and the second motor part 42 is connected to the other side. The second motor part 42 drives the driving gear 312 to rotate; at the same time, the first motor part 41 is located on the top plate 12, and the driving end of the first motor part 41 is connected to the lead screw 2, that is, the upper end of the lead screw 2 extends above the top plate 12 and is connected to the first motor part 41.

[0168] An adjusting block 7 is movably installed in the second slide groove part 113;

[0169] The adjusting block 7 is located between the traction upper part 31 and the traction lower part 32 .

[0170] Specifically, the adjustment block 7 installed in the second part of the slide groove 113 is located between the traction upper part 31 and the traction lower part 32 at the same time. When the traction upper part 31 moves downward, the adjustment block 7 gives a certain buffer to the traction upper part 31, assists the traction upper part 31 to descend at a uniform speed, and further adjusts the size of the installation channel to facilitate the installation and fixation of the nylon tube.

[0171] The above only describes some exemplary embodiments of the present invention by way of illustration. It is undoubted that those skilled in the art can modify the described embodiments in various ways without departing from the spirit and scope of the present invention. Therefore, the above drawings and descriptions are illustrative in nature and should not be construed as limiting the scope of protection of the claims of the present invention.

Claims

1. A feeding device, which is located upstream of the oven in the nylon tube heating and forming equipment, characterized in that: include: A mounting seat (1), wherein a lead screw (2) is mounted on the mounting seat (1) along its length direction; A traction mechanism (3), wherein the traction mechanism (3) is mounted on the mounting seat (1); The traction mechanism (3) is formed with a traction upper part (31) and a traction lower part (32); An installation channel for clamping the nylon tube is formed between the traction upper part (31) and the traction lower part (32); The traction upper part (31) is movably connected to the lead screw (2) and is located above the traction lower part (32); A driving mechanism (4), wherein the driving mechanism (4) comprises a first motor (41) and a second motor (42); The motor part (41) drives the upper part (31) to move up and down along the lead screw (2) to increase or decrease the installation channel so as to loosen or clamp the nylon tube; The two motor parts (42) respectively drive the traction upper part (31) and the traction lower part (32) to rotate so as to traction the nylon tube and transfer it to the oven.

2. A feeding device according to claim 1, characterized in that: The mounting seat (1) comprises a supporting plate (11), a top plate (12), a bottom plate (13), a fixing plate (14) and a first limiting plate (15); The top plate (12) and the bottom plate (13) are respectively installed above and below the support plate (11); The fixing plate (14) is fixedly connected to the back side of the supporting plate (11); The first limiting plate (15) is installed on the supporting plate (11) with its opening facing inwards; The two groups of the first limiting plates (15) are respectively located at the bottom of the top plate (12) and above the bottom plate (13).

3. A feeding device according to claim 2, characterized in that: The support plate (11) comprises a first slide groove portion (111), a slide rail (112) and a second slide groove portion (113); The support plate (11) is formed with a slide groove portion (111) and a slide rail (112) on the front side; Two slide grooves (113) are formed on two side surfaces of the support plate (11); The two groups of slide rails (112) are distributed on both sides of the slide groove portion (111); The traction upper part (31) and the traction lower part (32) are partially embedded in a portion of the slide groove (111); The traction upper part (31) moves linearly along the first slide groove part (111), the slide rail (112), and the second slide groove part (113).

4. A feeding device according to claim 3, characterized in that: The traction upper part (31) is slidably connected to the support plate (11) via a first mounting block (51); The traction lower part (32) is fixedly mounted on the support plate (11) via a second mounting block (52); The first mounting block (51) and the second mounting block (52) are in a convex-shaped structure; The protruding ends of the first mounting block (51) and the second mounting block (52) are embedded in a portion of the slide groove (111); A third mounting block (53) is mounted on both sides of the protruding ends of the first mounting block (51) and the second mounting block (52); The third mounting block (53) is adaptively connected to the slide rail (112); Fourth mounting blocks (54) are mounted on both sides of the first mounting block (51); One end of the fourth mounting block (54) is slidably embedded in the second portion of the slide groove (113); Second limiting plates (55) are installed on both sides of the second installation block (52); The second limiting plate (55) extends to the notch of the second slide groove portion (113).

5. A feeding device according to claim 4, characterized in that: The first mounting block (51) is provided with a first mounting hole (56) adapted to be connected to the lead screw (2); The second mounting block (52) is provided with a second mounting hole (57); The lead screw (2) passes through the first mounting hole (56) and the second mounting hole (57) in sequence; A limiting sleeve (58) is installed between the first mounting hole (56) and the second mounting hole (57); The upper end of the limiting sleeve (58) is sleeved with a limiting block (59) on its circumferential side; The inner wall of the limiting sleeve (58) is adaptively connected to the lead screw (2); The outer diameter of the limiting sleeve (58) is smaller than the inner diameter of the second mounting hole (57); The longest distance between two points of the cross section of the limiting block (59) is greater than the inner diameter of the second mounting hole (57).

6. A feeding device according to claim 5, characterized in that: The traction upper part (31) and the traction lower part (32) have the same structure and are symmetrically distributed with the nylon tube as the axis; The traction upper part (31) comprises a mounting plate (311), a driving gear (312), a driven gear (313), a linkage gear (314), a belt tensioning wheel (315) and a conveyor belt (316); The mounting plate (311) is fixedly mounted on the first mounting block (51); The driving gear (312) and the driven gear (313) are distributed on both sides of the mounting plate (311); The belt tensioning wheel (315) and the multiple sets of linkage gears (314) are distributed between the driving gear (312) and the driven gear (313), and the belt tensioning wheel (315) and the multiple sets of linkage gears (314) are partially located outside the edge of the mounting plate (311); The conveyor belt (316) is wrapped around the outside of the driving gear (312), the driven gear (313), the linkage gear (314) and the belt tensioning wheel (315); The two motor parts (42) drive the driving gear (312) to rotate to form a driven gear (313), and the linkage gear (314) rotates synchronously to achieve relative movement of the conveyor belts (316) of the traction upper part (31) and the traction lower part (32) and to pull the nylon tube.

7. A feeding device according to claim 6, characterized in that: The linkage gear (314) and the belt tensioning wheel (315) are movably connected to the mounting plate (311) via a first rotating shaft (3171) and a second rotating shaft (3172) respectively; The mounting plate (311) is provided with a mounting groove (3111); The second rotating shaft (3172) is connected to the mounting groove (3111); The traction upper part (31) also includes a fixing rod (317), a pad (318) and a cover plate (319); One end of the fixing rod (317) is fixedly connected to the mounting plate (311); The other end of the fixing rod (317) is connected to the backing plate (318); One end of the first rotating shaft (3171) away from the mounting plate (311) is connected to the pad (318); The cover plate (319) is installed outside the backing plate (318).

8. A feeding device according to claim 7, characterized in that: The pad (318) is provided with a U-shaped notch (3181); A first positioning block (3173) and a second positioning block (3174) are respectively installed at both ends of the second rotating shaft (3172); The first positioning block (3173) is embedded in the installation groove (3111); the second positioning block (3174) is embedded in the U-shaped notch (3181).

9. A feeding device according to claim 6, characterized in that: The mounting plate (311) is provided with a third mounting hole (3112); A fixing block (6) is installed in the third installation hole (3112); The second motor part (42) is driven and connected to the driving gear (312) through the fixing block (6); One end of the lead screw (2) extends above the top plate (12) and is connected to a motor part (41).

10. A feeding device according to claim 3, characterized in that: An adjusting block (7) is movably installed in the second slide groove part (113); The adjustment block (7) is located between the traction upper part (31) and the traction lower part (32).

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