Handpiece sliding positioning device of high-speed braiding machine

Abstract

The utility model belongs to the technical field of knitting machines, and discloses a high-speed knitting machine head sliding positioning device which comprises a sliding rail, and the outer surface of the sliding rail is movably sleeved with a sliding block. By arranging the first ratchet wheel, the second ratchet wheel, the first pawl and the telescopic rod, the telescopic rod is started to drive the connecting block to move leftwards, so that the push rod pushes the first pawl to move leftwards, the first pawl is separated from the first ratchet wheel, and the limitation on the first roller is relieved; when the sliding block moves rightwards, the telescopic rod is started again to drive a push rod to move rightwards, so that a first pawl is in contact with a first ratchet wheel, a first rolling wheel can be limited, and the first rolling wheel cannot rotate when the sliding block moves leftwards; and therefore, the movement of the sliding block can be braked, and the sliding block is prevented from continuously sliding under the inertia effect.

Description

TECHNICAL FIELD

[0001] The utility model belongs to the technical field of braiding machine, specifically a kind of high-speed braiding machine head sliding positioning device. BACKGROUND

[0002] High-speed braiding machine is a kind of high-efficiency fiber product production equipment, it utilizes multiple yarns to cross braiding on needle bed, forms the fabric of different structures such as net, bag, etc., the equipment integrates accurate mechanical design and advanced information technology, realizes automation production and online monitoring by electronic control system, with high precision, high speed, high efficiency, multi-function and strong reliability etc.

[0003] The main role of head is to connect the front and rear two groups of cam device, and reciprocate along the head guide under the action of external force, this movement makes knitting needle move up and down under the action of cam seat, completes braiding loop, and the existing braiding machine head is mainly moved along slide rail by external driving mechanism, and it does not have moving mechanism itself, so that braiding machine head is prone to continue to move forward a distance under the action of inertia when reversing, so that braiding machine head exceeds preset path, and therefore it needs to be improved. SUMMARY

[0004] The utility model aims at above -mentioned problem, the utility model provides a kind of high-speed braiding machine head sliding positioning device, with the advantage that sliding is stable.

[0005] To achieve the above object, the utility model provides the following technical scheme: a kind of high-speed braiding machine head sliding positioning device, including slide rail, the outer surface of the slide rail is movably connected with slider, the inside of the front of the slider is fixedly connected with round shaft, the number of the round shaft is two, the outer surface of two the round shaft is movably connected with first roller and second roller respectively, the outer surface of the first roller and second roller is movably connected with the inner surface of slide rail, the front of the first roller is fixedly installed with first ratchet wheel, the inner surface of the first ratchet wheel is movably connected with the outer surface of round shaft, the front of the second roller is fixedly connected with second ratchet wheel, the inner surface of the second ratchet wheel is movably connected with the outer surface of round shaft, the inside of the slider is fixedly installed with cross bar, the left side of the outer surface of the cross bar is movably connected with first pawl, the outer surface of the first pawl is movably connected with the outer surface of first ratchet wheel, the right side of the outer surface of the cross bar is movably connected with second pawl, the outer surface of the second pawl is movably connected with the outer surface of second ratchet wheel, the outer surface of the cross bar is movably connected with push rod, the outer surface of the push rod is movably connected with first pawl and second pawl respectively, the bottom of the push rod is fixedly installed with connecting block, the right side of the connecting block is fixedly installed with telescopic rod.

[0006] As the utility model is preferred, the inside fixed mounting of the sliding block has the round rod below the cross bar, the outer surface fixed sleeve of the round rod has the fixed block, the outer surface of the round rod respectively with the inner wall of first pawl and second pawl movable sleeve, the upper surface of the fixed block and the outer surface of telescopic rod fixed connection.

[0007] As the utility model is preferred, the left and right two ends of the fixed block are fixedly installed with first springs, the number of the first springs is two, and the other end of the two first springs is fixedly connected with the inner side of the first pawl and the second pawl.

[0008] As the utility model is preferred, the rear side of the inside of the sliding block is fixedly installed with the mounting plate, the vertical rod is fixedly connected between the mounting plate, and the outer surface of the vertical rod movably sleeves the limiting block.

[0009] As the utility model is preferred, the movable block is fixedly connected between the limiting block, and the outer surface of the movable block is fixedly installed with the friction pad.

[0010] As the utility model is preferred, the number of the vertical rod is two, the outer surface of the two vertical rods movably sleeves the second spring, and the two ends of the second spring are fixedly connected with the outer surface of the limiting block.

[0011] As the utility model is preferred, the rear side of the inner surface of the sliding block is fixedly installed with the motor, the other end of the motor output shaft is fixedly connected with the rotating shaft, the outer surface of the rotating shaft fixedly sleeves the oval block, and the outer surface of the oval block is movably connected with the inner side of the movable block.

[0012] Compared with the prior art, the utility model has the advantages that:

[0013] 1、 the utility model discloses a first ratchet wheel, a second ratchet wheel, a first pawl and a telescopic rod are set up, the telescopic rod is started, the connecting block is driven to move left, the push rod pushes the first pawl to move left, the first pawl is separated from the contact of the first ratchet wheel, the restriction to the first roller is removed, the sliding block can move left along the slide rail as a whole, when the sliding block moves right, the telescopic rod is started again, the push rod moves right, the first pawl contacts the first ratchet wheel, the first roller can be restricted, the first roller cannot rotate when the sliding block moves left, the movement of the sliding block can be braked, and the sliding block can avoid continuing to slide under the action of inertia.

[0014] 2, the utility model discloses a movable block, friction pad, motor and oval block are set up, and the operator can make the oval block rotate by starting motor, and further make oval block can extrude and push two movable blocks, to make two movable blocks move in opposite directions, and further make the friction pad contact the inner surface of slide rail, to make the slider whole steady and stay at the specified place of slide rail outer surface. BRIEF DESCRIPTION OF DRAWINGS

[0015] Figure 1 It is the structure schematic diagram of the utility model;

[0016] Figure 2 It is the sectional structure schematic diagram of the utility model front;

[0017] Figure 3 It is the sectional structure schematic diagram of the utility model side;

[0018] Figure 4 It is the structure schematic diagram of the utility model back;

[0019] Figure 5 It is the sectional structure schematic diagram of the utility model back.

[0020] In the drawing: 1, slide rail;2, slider;3, round shaft;4, first roller;5, second roller;6, first ratchet wheel;7, second ratchet wheel;8, cross bar;9, first pawl;10, second pawl;11, push rod;12, connecting block;13, telescopic rod;14, round bar;15, fixed block;16, first spring;17, mounting plate;18, vertical rod;19, limit block;20, movable block;21, friction pad;22, second spring;23, motor;24, rotating shaft;25, oval block. DETAILED DESCRIPTION

[0021] The technical scheme in the embodiments of the utility model will be described clearly and completely below in conjunction with the drawings in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, not all the embodiments. Based on the embodiments in the utility model, all other embodiments obtained by those skilled in the art without creative labor fall within the scope of the utility model.

[0022] As Figures 1 to 5The utility model provides a high -speed braider machine head sliding positioning device, including slide rail 1, the outer surface of slide rail 1 is movably sleeved with sliding block 2, the inside fixed sleeve of sliding block 2 front is provided with round shaft 3, the number of round shaft 3 has two, the outer surface of two round shaft 3 is movably sleeved with first gyro wheel 4 and second gyro wheel 5 respectively, the outer surface of first gyro wheel 4 and second gyro wheel 5 all are movably connected with the inner surface of slide rail 1, the front fixed mounting of first gyro wheel 4 is provided with first ratchet wheel 6, the inner surface of first ratchet wheel 6 is movably sleeved with the outer surface of round shaft 3, the front fixed connection of second gyro wheel 5 is provided with second ratchet wheel 7, the inner surface of second ratchet wheel 7 is movably sleeved with the outer surface of round shaft 3, the inside fixed mounting of sliding block 2 is provided with cross bar 8, the left side movable sleeve of cross bar 8 outer surface is provided with first pawl 9, the outer surface of first pawl 9 is movably connected with the outer surface of first ratchet wheel 6, the right side movable sleeve of cross bar 8 outer surface is provided with second pawl 10, the outer surface of second pawl 10 is movably connected with the outer surface of second ratchet wheel 7, the outer surface movable sleeve of cross bar 8 is provided with push rod 11, the outer surface of push rod 11 is movably connected with first pawl 9 and second pawl 10 respectively, the bottom fixed mounting of push rod 11 is provided with connecting block 12, the right side fixed mounting of connecting block 12 is provided with telescopic rod 13.

[0023] When first ratchet wheel 6 and first gyro wheel 4 are engaged, and second ratchet wheel 7 and second gyro wheel 5 are engaged, sliding block 2 cannot slide along the outer surface of slide rail 1, when first ratchet wheel 6 is disengaged from first gyro wheel 4, sliding block 2 as a whole can move left, when second ratchet wheel 7 is disengaged from second gyro wheel 5, sliding block 2 as a whole can move right, when sliding block 2 slides along the outer surface of slide rail 1, push rod 11 is reset, so that sliding block 2 as a whole can stop in time, avoiding continuing to slide forward under the action of inertia.

[0024] The inside fixed mounting of sliding block 2 is provided with circular rod 14 below cross bar 8, the outer surface of circular rod 14 is fixedly sleeved with fixed block 15, the outer surface of circular rod 14 is movably sleeved with the inner wall of first pawl 9 and second pawl 10 respectively, the upper surface of fixed block 15 is fixedly connected with the outer surface of telescopic rod 13.

[0025] As a technical optimization scheme of the utility model, the outer surface of circular rod 14 is smooth, so that first pawl 9 and second pawl 10 can move more smoothly along the outer surface of circular rod 14.

[0026] The left and right ends of fixed block 15 are both fixedly installed with first spring 16, the number of first spring 16 is two, the other end of two first spring 16 is fixedly connected with the inner side of first pawl 9 and second pawl 10 respectively.

[0027] As a technical optimization scheme of the utility model, first spring 16 is set, so that first spring 16 can drive first pawl 9 and second pawl 10 reset under the action of elastic recovery after being stretched.

[0028] Wherein, the rear side of the slider 2 is fixedly installed with the mounting plate 17, the mounting plate 17 is fixedly connected with the vertical rod 18, and the outer surface of the vertical rod 18 is movably sleeved with the limiting block 19.

[0029] As a technical optimization scheme of the utility model, vertical rod 18 is set, so that vertical rod 18 can limit the limiting block 19, so that the limiting block 19 can stably move up and down.

[0030] Wherein, the movable block 20 is fixedly connected between the limiting blocks 19, and the outer surface of the movable block 20 is fixedly installed with the friction pad 21.

[0031] As a technical optimization scheme of the utility model, friction pad 21 is set, so that friction pad 21 can stop the movement of slider 2 after contacting the inner surface of slide rail 1, so as to lock slider 2.

[0032] Wherein, the number of vertical rod 18 is two, and the outer surface of the two vertical rods 18 is movably sleeved with the second spring 22, and the two ends of the second spring 22 are fixedly connected with the outer surface of the limiting block 19.

[0033] As a technical optimization scheme of the utility model, the second spring 22 is in the stretched state, so that the second spring 22 can drive the limiting block 19 to move towards each other under the action of elastic recovery.

[0034] Wherein, the rear side of the inner surface of the slider 2 is fixedly installed with the motor 23, the other end of the motor 23 output shaft is fixedly connected with the rotating shaft 24, the outer surface of the rotating shaft 24 is fixedly sleeved with the oval block 25, and the outer surface of the oval block 25 is movably connected with the inner side of the movable block 20.

[0035] As a technical optimization scheme of the utility model, the operator starts the motor 23, so that the rotating shaft 24 drives the oval block 25 to rotate, so that the oval block 25 extrudes and pushes the two movable blocks 20 to move away from each other.

[0036] The working principle and use process of the utility model:

[0037] When the operator needs to stop the knitting machine head, the operator can start the motor 23, so that the rotating shaft 24 drives the oval block 25 to rotate, so that the oval block 25 can extrude and push the two movable blocks 20 to move in opposite directions, so that the friction pad 21 contacts the inner surface of the slide rail 1, thereby enabling the slide block 2 to be stably stopped on the outer surface of the slide rail 1.

[0038] When the operator needs to stop the knitting machine head, the operator can start the motor 23, so that the rotating shaft 24 drives the oval block 25 to rotate, so that the oval block 25 can extrude and push the two movable blocks 20 to move in opposite directions, so that the friction pad 21 contacts the inner surface of the slide rail 1, thereby enabling the slide block 2 to be stably stopped on the outer surface of the slide rail 1.

[0039] It should be noted that the relational terms herein such as first and second, and the like, are used solely to distinguish one from another entity or action, without necessarily requiring or implying any such actual relationship or order between such entities or actions. Moreover, the terms "comprises", "comprising", or any other variations thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but can include other elements not expressly listed or inherent to such process, method, article, or apparatus.

[0040] Although the embodiments of the present application have been shown and described, it is to be understood that for the purpose of the present application, the embodiments can be changed, modified, replaced and varied in many ways without departing from the principles and spirit of the present application, and the scope of the present application is defined by the appended claims and their equivalents.

Claims

1. A high-speed knitting machine head sliding positioning device, comprising a slide rail (1), characterized in that: The slide rail (1) is movably fitted with a slider (2). A round shaft (3) is fixedly fitted inside the front of the slider (2). There are two round shafts (3). The outer surfaces of the two round shafts (3) are respectively movably fitted with a first roller (4) and a second roller (5). The outer surfaces of both the first roller (4) and the second roller (5) are movably connected to the inner surface of the slide rail (1). A first ratchet (6) is fixedly installed on the front of the first roller (4), and the inner surface of the first ratchet (6) is movably fitted to the outer surface of the round shaft (3). A second ratchet (7) is fixedly connected to the front of the second roller (5), and the inner surface of the second ratchet (7) is movably fitted to the outer surface of the round shaft (3). A crossbar (8) is fixedly installed inside the slider (2). A first pawl (9) is movably sleeved on the left side of the outer surface of the crossbar (8). The outer surface of the first pawl (9) is movably connected to the outer surface of the first ratchet (6). A second pawl (10) is movably sleeved on the right side of the outer surface of the crossbar (8). The outer surface of the second pawl (10) is movably connected to the outer surface of the second ratchet (7). A push rod (11) is movably sleeved on the outer surface of the crossbar (8). The outer surface of the push rod (11) is movably connected to the first pawl (9) and the second pawl (10) respectively. A connecting block (12) is fixedly installed at the bottom of the push rod (11). A telescopic rod (13) is fixedly installed on the right side of the connecting block (12).

2. The high-speed knitting machine head sliding positioning device according to claim 1, characterized in that: The slider (2) has a round rod (14) fixedly installed inside, located below the crossbar (8). A fixing block (15) is fixedly sleeved on the outer surface of the round rod (14). The outer surface of the round rod (14) is movably sleeved with the inner walls of the first pawl (9) and the second pawl (10), respectively. The upper surface of the fixing block (15) is fixedly connected to the outer surface of the telescopic rod (13).

3. The high-speed knitting machine head sliding positioning device according to claim 2, characterized in that: The left and right ends of the fixing block (15) are fixedly installed with first springs (16). There are two first springs (16), and the other ends of the two first springs (16) are fixedly connected to the inner side of the first pawl (9) and the second pawl (10), respectively.

4. The high-speed knitting machine head sliding positioning device according to claim 1, characterized in that: An mounting plate (17) is fixedly installed on the rear side inside the slider (2), and a vertical rod (18) is fixedly connected between the mounting plates (17). A limit block (19) is movably sleeved on the outer surface of the vertical rod (18).

5. The high-speed knitting machine head sliding positioning device according to claim 4, characterized in that: A movable block (20) is fixedly connected between the limiting blocks (19), and a friction pad (21) is fixedly installed on the outer surface of the movable block (20).

6. The high-speed knitting machine head sliding positioning device according to claim 4, characterized in that: There are two vertical rods (18), and a second spring (22) is movably sleeved on the outer surface of each of the two vertical rods (18). Both ends of the second spring (22) are fixedly connected to the outer surface of the limiting block (19).

7. The high-speed knitting machine head sliding positioning device according to claim 1, characterized in that: A motor (23) is fixedly installed on the rear side of the inner surface of the slider (2). The other end of the output shaft of the motor (23) is fixedly connected to a rotating shaft (24). An elliptical block (25) is fixedly sleeved on the outer surface of the rotating shaft (24). The outer surface of the elliptical block (25) is movably connected to the inner side of the movable block (20).

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