Adjustable speed change mechanism for heald frame of wide ribbon loom

Abstract

The utility model relates to the technical field of braid loom heald frames, discloses an adjustable speed change mechanism for a wide braid loom heald frame, and solves the problems that in the use process of the braid loom heald frame, the speed change cannot be adjusted, the normal braid operation is influenced, and better practicability is inconvenient to achieve. Fixing mounting holes are formed in one ends of the mounting strips in a penetrating mode, an adjusting speed change assembly is fixedly installed between the top ends of the two mounting strips, a connecting base is installed on one side of the adjusting speed change assembly and is of a T-shaped structure, and connecting holes are formed in the four corner edges of the end, away from the adjusting speed change assembly, of the connecting base in a penetrating mode. The shell is fixedly mounted at the top of the mounting strip, and a control switch is fixedly mounted in the middle of the outer side of the shell; according to the utility model, in the use process of the heald frame of the ribbon loom, the speed can be adjusted and changed, and the normal ribbon operation is ensured, so that the better practicability can be conveniently achieved.

Description

TECHNICAL FIELD

[0001] The utility model belongs to the technical field of loom frame, specifically adjustable speed mechanism of wide loom frame. BACKGROUND

[0002] The loom mainly manufactures the belt through the cross weaving of warp and weft, the warp is along the length direction of the belt, the weft is perpendicular to the warp, and the different patterns are woven by the cross of the two, in this process, the frame plays an important role, in the prior art, the frame is connected to the motor by the transmission mechanism, and is driven by the motor, that is to say, when a frame moves to the upper dead point, it will immediately return to the lower dead point, and in the prior art, the loom frame cannot be adjusted and speeded in the process of use, which affects the normal weaving operation, so as not to be convenient to achieve better practicability. UTILITY MODEL CONTENT

[0003] In view of the above situation, in order to overcome the defects of the prior art, the utility model provides adjustable speed mechanism of wide loom frame, which effectively solves the problem that the loom frame cannot be adjusted and speeded in the process of use, which affects the normal weaving operation, so as not to be convenient to achieve better practicability.

[0004] In order to achieve the above purpose, the utility model provides the following technical scheme: adjustable speed mechanism of wide loom frame, including symmetrically arranged installation strip, one end of the installation strip is provided with a fixed mounting hole, the top of the two installation strips is fixedly installed with an adjustable speed assembly, one side of the adjustable speed assembly is provided with a connecting seat, the connecting seat is T-shaped structure, the four corners of the connecting seat away from the adjustable speed assembly are provided with connecting holes, the adjustable speed assembly includes a shell, and the shell is fixedly installed on the top of the installation strip, a control switch is fixedly installed on the outside of the shell, an adjusting motor is fixedly installed on one side of the shell, and the adjusting motor is electrically connected with the control switch, a strip-shaped frame is fixedly installed on the top of the shell, a reciprocating screw rod is rotatably installed on the inside top of the strip-shaped frame, a positioning shaft sleeve is fixedly installed on the top of the shell, and the bottom end of the reciprocating screw rod is rotatably installed in the inside of the positioning shaft sleeve, a threaded movable sleeve is screwedly installed on the inside of the bottom end of the reciprocating screw rod, and the connecting seat is fixedly installed on the outside of the threaded movable sleeve, a positioning sliding block is fixedly installed on the side of the threaded movable sleeve away from the connecting seat, a positioning sliding groove is formed in the inside of one side of the strip-shaped frame, and the positioning sliding block is slidably installed in the inside of the positioning sliding groove.

[0005] Preferably, the inside of the shell is rotatably provided with a driving shaft rod, the outside of the driving shaft rod is sleeved with a sleeve rod, the inner wall of the sleeve rod is symmetrically and fixedly provided with a sliding connection strip, the outside of the driving shaft rod is symmetrically provided with a sliding connection groove, the sliding connection strip is slidingly arranged in the sliding connection groove, the outside of the sleeve rod is fixedly provided with two driving bevel gears, the outside of the two driving bevel gears is engaged with a transmission bevel gear, the top of the two transmission bevel gears is fixedly provided with a transmission shaft rod, the top of the two transmission shaft rods is fixedly provided with a speed increasing gear and a speed reducing gear respectively, the speed increasing gear and the speed reducing gear are provided with a driven gear, and the bottom end of the reciprocating lead screw extends into the inside of the shell and is fixedly connected with the top of the driven gear.

[0006] Preferably, the inside of the shell is provided with a movable strip plate, and the two transmission shaft rods are symmetrically and rotatably arranged in the inside of the movable strip plate, the outside of the sleeve rod is rotatably provided with a movable frame, the movable frame and one side of the movable strip plate are fixedly provided with a movable seat, the inside of the movable seat is symmetrically and slidingly provided with a positioning cross rod, the two ends of the positioning cross rod are fixedly provided with a positioning block, the positioning block is fixedly arranged on the inner wall of the shell, the outside of the movable seat is fixedly provided with an electric telescopic rod in the middle, the outside of the electric telescopic rod is symmetrically and fixedly provided with a positioning frame, and the positioning frame is fixedly arranged on the inner wall of the shell.

[0007] Preferably, the top of the transmission shaft rod is rotatably provided with a limiting sliding block, the top of the limiting sliding block is slidingly arranged in the inside of the limiting sliding groove.

[0008] Compared with the prior art, the utility model has the advantages that:

[0009] 1) In the work, through the mutual action of the installation strip, the fixed mounting hole, the adjusting speed change assembly, the connecting seat and the connecting hole, the braid frame of the weaving tape machine can be adjusted in speed during use, normal weaving tape operation is ensured, and better practicality is achieved.

[0010] 2) In the work, through the mutual action of the limiting sliding block and the limiting sliding groove, the two transmission shaft rods can be moved stably, and the adjusting speed change assembly can work stably. BRIEF DESCRIPTION OF DRAWINGS

[0011] The accompanying drawings are used to provide a further understanding of the utility model, constitute a part of the specification, are used to explain the utility model together with embodiments of the utility model, and do not constitute limitations to the utility model.

[0012] In the drawings:

[0013] Figure 1 It is a structure schematic view of the adjustable speed change mechanism of the wide weaving tape machine braid frame.

[0014] Figure 2 It is the adjusting speed change assembly structure schematic view of the utility model;

[0015] Figure 3 It is the shell internal structure schematic view of the utility model;

[0016] Figure 4 It is the sleeve rod and drive shaft rod split structure schematic view of the utility model;

[0017] Figure 5 It is the transmission shaft rod part enlarged structure schematic view of the utility model.

[0018] In the drawing: 1, installation strip; 2, fixed mounting hole; 3, adjusting speed change assembly; 4, connecting seat; 5, connecting hole; 6, shell; 7, control switch; 8, adjusting motor; 9, strip frame; 10, reciprocating screw rod; 11, positioning shaft sleeve; 12, threaded movable sleeve; 13, positioning sliding block; 14, positioning sliding groove; 15, drive shaft rod; 16, sleeve rod; 17, sliding connection strip; 18, sliding connection groove; 19, drive bevel gear; 20, transmission bevel gear; 21, transmission shaft rod; 22, speed increasing gear; 23, speed reducing gear; 24, driven gear; 25, movable strip plate; 26, movable frame; 27, movable seat; 28, positioning cross rod; 29, positioning block; 30, electric telescopic rod; 31, positioning frame; 32, limit sliding block; 33, limit sliding groove. DETAILED DESCRIPTION

[0019] The technical solutions in the embodiments of the utility model will be clearly and completely described below with reference to the drawings in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, rather than 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.

[0020] Embodiment one, by Figure 1 、 Figure 2 、 Figure 3 、 Figure 4 and Figure 5 The utility model relates to adjustable speed change mechanism of wide tape machine brown frame, including symmetrically arranged installation strip 1, the fixed mounting hole 2 is opened in the one end of installation strip 1, the top of two installation strips 1 is fixedly installed with adjusting speed change assembly 3 between, one side of adjusting speed change assembly 3 is installed with connecting seat 4, and connecting seat 4 is T type structure, and the end of connecting seat 4 away from adjusting speed change assembly 3 is opened with connecting hole 5 in four corners.

[0021] The adjusting variable speed assembly 3 comprises a shell 6 fixedly installed on the top of the mounting strip 1, a control switch 7 fixedly installed on the middle of the outer side of the shell 6, an adjusting motor 8 fixedly installed on one side of the shell 6 and electrically connected with the control switch 7, a strip-shaped frame 9 fixedly installed on the top of the shell 6, a reciprocating screw rod 10 rotatably installed on the inner top end of the strip-shaped frame 9, a positioning shaft sleeve 11 fixedly installed on the top of the shell 6 and rotatably installed on the inner bottom end of the reciprocating screw rod 10, a threaded movable sleeve 12 screwedly installed on the inner bottom end outside of the reciprocating screw rod 10 and on which the connecting seat 4 is fixedly installed, a positioning sliding block 13 fixedly installed on the side of the threaded movable sleeve 12 away from the connecting seat 4, a positioning sliding groove 14 penetratingly formed on the inner side of the strip-shaped frame 9 and through which the positioning sliding block 13 is slidably installed, a driving shaft rod 15 rotatably installed in the shell 6, a sleeve rod 16 sleeved on the outer side of the driving shaft rod 15, a sliding connection strip 17 fixedly installed on the inner wall of the sleeve rod 16 in a symmetrical manner, a sliding connection groove 18 symmetrically formed on the outer side of the driving shaft rod 15 and in which the sliding connection strip 17 is slidably installed, two driving bevel gears 19 fixedly installed on the outer side of the sleeve rod 16, a transmission bevel gear 20 meshingly connected with the outer side of each of the two driving bevel gears 19, a transmission shaft rod 21 fixedly installed on the top of each of the two transmission bevel gears 20, a limiting sliding block 32 rotatably installed on the top of the transmission shaft rod 21, two limiting sliding grooves 33 penetratingly formed on the top of the shell 6 and through which the top end of the limiting sliding block 32 is slidably installed, a speed increasing gear 22 and a speed reducing gear 23 fixedly installed on the top end outer sides of the two transmission shaft rods 21 respectively, a driven gear 24 arranged between the speed increasing gear 22 and the speed reducing gear 23 and fixedly connected with the bottom end of the reciprocating screw rod 10, a movable strip plate 25 arranged in the shell 6 and in which the two transmission shaft rods 21 are rotatably installed in a symmetrical manner, a movable frame 26 rotatably installed on the outer side of the sleeve rod 16, a movable seat 27 fixedly installed between the movable frame 26 and one side of the movable strip plate 25, a positioning cross rod 28 slidably and symmetrically installed in the inner side of the movable seat 27, a positioning block 29 fixedly installed on both ends of the positioning cross rod 28 and on the inner wall of the shell 6, an electric telescopic rod 30 fixedly installed on the middle of the outer side of the movable seat 27, and a positioning rack 31 fixedly installed on the outer side of the electric telescopic rod 30 and on the inner wall of the shell 6.

[0022] In use, through the interaction of the installed strip 1, the fixed mounting hole 2, the speed regulation assembly 3, the connecting seat 4 and the connecting hole 5, the braid frame of the braiding machine can be adjusted and speed-regulated during use, ensuring normal braiding operation, thereby facilitating better practicality. Through the interaction of the limiting sliding block 32 and the limiting sliding groove 33, the two transmission shaft rods 21 can be moved stably, thereby ensuring that the speed regulation assembly 3 can work stably.

[0023] Working principle: in work, first of all, with the fixed installation hole 2 diameter compatible fixed bolt, the installation strip 1 is fixed and installed, so as to realize the fixed installation of the whole mechanism, then adopt the connection hole 5 diameter compatible connecting bolt, the brown frame and connecting seat 4 are fixed and installed, then in the process of using, start the adjusting motor 8 drive shaft rod 15 rotation, drive shaft rod 15 in the interaction of sliding connection groove 18 and sliding connection strip 17, drive sleeve rod 16 in the inside of movable frame 26 rotation, sleeve rod 16 drive two drive bevel gears 19 rotation, drive bevel gear 20 rotation, drive shaft 21 in the inside of movable strip plate 25 rotation, one of drive shaft 21 drive speed increasing gear 22 rotation, the other drive shaft 21 drive speed reducing gear 23 rotation, speed increasing gear 22 drive driven gear 24 rotation, driven gear 24 drive reciprocating screw rod 10 rotation, reciprocating screw rod 10 drive threaded movable sleeve 12 movement, threaded movable sleeve 12 drive positioning sliding block 13 in the inside of positioning sliding slot 14 sliding, can ensure that the threaded movable sleeve 12 reaches better stability when moving, while threaded movable sleeve 12 drive connecting seat 4 movement, connecting seat 4 drive brown frame movement, when you need to speed down the brown frame, start the electric telescopic rod 30 extension movement, push the movable seat 27 in the outside of two positioning cross bar 28 sliding, movable seat 27 drive movable frame 26 movement, movable frame 26 drive sleeve rod 16 in the outside of drive shaft rod 15 sliding, while movable seat 27 drive movable strip plate 25 movement, movable strip plate 25 drive transmission shaft 21 movement, transmission shaft 21 drive limit sliding block 32 in the inside of limit sliding slot 33 sliding, can ensure that the transmission shaft 21 reaches better stability when moving, while sleeve rod 16 and transmission shaft 21 drive drive bevel gear 19 and transmission bevel gear 20 movement, while one of transmission shaft 21 drive speed increasing gear 22 and driven gear 24 disengagement, the other transmission shaft 21 drive speed reducing gear 23 and driven gear 24 meshing, and after meshing, speed reducing gear 23 drive driven gear 24 deceleration rotation, so that the brown frame moves at a slower speed, when you need to speed up operation again, then start the electric telescopic rod 30 retraction movement, so that the speed reducing gear 23 and driven gear 24 disengagement, while the speed increasing gear 22 and driven gear 24 meshing, it can speed up operation of the brown frame, so that the belt machine brown frame in the process of using, can adjust the speed, to ensure normal belt operation, so as to achieve better practicality.

Claims

1. A variable speed mechanism for the adjustable frame of a wide ribbon loom comprising a pair of mounting bars (1) disposed symmetrically, characterized in that: One end of the mounting strip (1) is provided with a fixed mounting hole (2), the top ends of the two mounting strips (1) are fixedly provided with an adjusting speed changing assembly (3), one side of the adjusting speed changing assembly (3) is provided with a connecting seat (4), the connecting seat (4) is a T-shaped structure, the four corners of the end of the connecting seat (4) away from the adjusting speed changing assembly (3) are provided with connecting holes (5), the adjusting speed changing assembly (3) comprises a shell (6), and the shell (6) is fixedly installed on the top of the mounting strip (1), a control switch (7) is fixedly installed on the outer side of the middle of the shell (6), an adjusting motor (8) is fixedly installed on one side of the shell (6) and is electrically connected with the control switch (7), a strip-shaped frame (9) is fixedly installed on the top of the shell (6), a reciprocating screw rod (10) is rotatably installed at the inner top end of the strip-shaped frame (9), a positioning shaft sleeve (11) is fixedly and penetratively installed on the top of the shell (6), and the bottom end of the reciprocating screw rod (10) is rotatably installed in the positioning shaft sleeve (11), a threaded movable sleeve (12) is screwedly installed in the inner bottom end of the reciprocating screw rod (10) and located on the outer side of the bottom end of the reciprocating screw rod (10), and the connecting seat (4) is fixedly installed on the outer side of the threaded movable sleeve (12), a positioning sliding block (13) is fixedly installed on the side of the threaded movable sleeve (12) away from the connecting seat (4), and a positioning sliding groove (14) is formed in the inner side of the strip-shaped frame (9), and the positioning sliding block (13) is slidably and penetratively installed in the inner side of the positioning sliding groove (14).

2. The wide webbing machine adjustable speed change mechanism of claim 1, wherein: A driving shaft rod (15) is rotatably installed in the shell (6), a sleeve rod (16) is sleeved on the outer side of the driving shaft rod (15), sliding connection strips (17) are fixedly installed on the inner wall of the sleeve rod (16) in a symmetrical mode, sliding connection grooves (18) are formed in the outer side of the driving shaft rod (15) in a symmetrical mode, the sliding connection strips (17) are slidably installed in the sliding connection grooves (18), two driving bevel gears (19) are fixedly installed on the outer side of the sleeve rod (16), transmission bevel gears (20) are meshedly connected to the outer sides of the two driving bevel gears (19), transmission shaft rods (21) are fixedly installed on the top portions of the two transmission bevel gears (20), a speed increasing gear (22) and a speed reducing gear (23) are fixedly installed on the top end outer sides of the two transmission shaft rods (21) respectively, a driven gear (24) is arranged between the speed increasing gear (22) and the speed reducing gear (23), and the bottom end of the reciprocating screw rod (10) extends into the shell (6) and is fixedly connected with the top portion of the driven gear (24).

3. The wide webbing machine governor adjustable speed change mechanism of claim 2, wherein: The inside of the shell (6) is provided with a movable strip plate (25), and two transmission shaft rods (21) are symmetrically rotatably installed in the inside of the movable strip plate (25). The outside of the sleeve rod (16) is rotatably installed with a movable frame (26). The movable frame (26) and one side of the movable strip plate (25) are fixedly installed with a movable seat (27). The inside of the movable seat (27) is symmetrically slidably installed with a positioning cross rod (28). The both ends of the positioning cross rod (28) are fixedly installed with positioning blocks (29), which are fixedly installed on the inner wall of the shell (6). The outside middle part of the movable seat (27) is fixedly installed with an electric telescopic rod (30). The outside of the electric telescopic rod (30) is symmetrically fixedly installed with positioning racks (31), which are fixedly installed on the inner wall of the shell (6).

4. The wide webbing machine governor adjustable speed change mechanism of claim 2, wherein: The top of the transmission shaft rod (21) is rotatably installed with a limiting sliding block (32). The top of the shell (6) is penetrated with two limiting sliding grooves (33), and the top end of the limiting sliding block (32) is slidably penetrated and installed in the inside of the limiting sliding groove (33).

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