A double needle bed lace jacquard machine

Abstract

The invention discloses a double-needle-bed lace jacquard machine, which relates to the field of jacquard machines and comprises a cradle device, wherein the cradle device comprises a first mounting frame, a driving mechanism arranged at the bottom of the first mounting frame, a cradle mechanism arranged at the top of the first mounting frame and transmission-connected to the driving mechanism, the cradle mechanism comprises a cradle rotatably arranged on the first mounting frame, and a plurality of comb bar groups arranged on the cradle, wherein each comb bar assembly is installed on the cradle at intervals through a comb bar hanger seat, and the interval arrangement prevents each comb bar assembly from affecting each other during operation, and the comb bar hanger seat is fixedly connected to the cradle, and the comb bar assembly is detachably connected to the comb bar hanger seat, the comb bar is connected to the comb bar hanger seat through the comb bar hanger, and the comb bar hanger and the comb bar hanger seat are connected into a whole through a locking piece, so that the comb bar is more stable, and when the comb bar is disassembled and maintained, the locking piece only needs to be disassembled, and the comb bar can be disassembled, so that the disassembly and maintenance of the comb bar is convenient.

Description

Technical Field

[0001] The invention relates to the field of jacquard machines, in particular to a double needle bed lace jacquard machine. Background Art

[0002] The double-needle-bar jacquard machine performs jacquard weaving of fabrics by means of a plurality of comb bars and knitting needles arranged thereon. In the current weaving process, each comb bar works simultaneously. However, due to the poor stability of the current comb bars during installation, the comb bars are easily damaged during the weaving process. In addition, the installation of the comb bars on the current jacquard machine is complicated, and it is not convenient to disassemble and assemble the comb bars, resulting in troublesome disassembly and assembly of the comb bars and inconvenient maintenance. The above problems prompted us to invent and improve. Summary of the invention

[0003] The object of the present invention is to overcome the above-mentioned disadvantages and provide a double needle bed lace jacquard machine.

[0004] The present invention discloses a double needle bed lace jacquard machine, comprising a cradle device, the cradle device comprising a first mounting frame, a driving mechanism arranged at the bottom of the first mounting frame, a cradle mechanism arranged at the top of the first mounting frame and transmission-connected to the driving mechanism, the driving mechanism can drive the cradle mechanism to swing, the cradle mechanism comprises a cradle rotatably arranged on the first mounting frame, and a plurality of comb bar groups arranged on the cradle, the comb bar group comprises a plurality of comb bar hanger seats arranged on the cradle in an interval arrangement and a comb bar assembly arranged on each comb bar hanger seat, each comb bar assembly is detachably connected to the cradle; the comb bar assembly comprises a sliding rod slidably arranged on the comb bar hanger seat, a comb bar hanger connected to the sliding rod, a comb bar arranged at the bottom end of the comb bar hanger and a knitting needle arranged on the comb bar, and a locking member for detachably connecting the comb bar hanger and the comb bar hanger seat is also provided between the comb bar hanger and the comb bar hanger seat.

[0005] Preferably, the comb bar hanger and the comb bar hanger seat are both provided with matching threaded holes, and the locking member is a locking bolt, which is used to cooperate with the two threaded holes to lock and fix the comb bar hanger and the comb bar hanger seat.

[0006] Preferably, the jacquard machine further comprises a first transverse movement mechanism arranged at one end of the cradle device and a second transverse movement mechanism arranged at the other end of the cradle, and the first transverse movement mechanism and the second transverse movement mechanism are used for the transverse movement of each knitting needle.

[0007] Preferably, each comb bar of at least one comb bar group is provided with a plurality of guide grooves with side openings, and pull strips matching the guide grooves are slidably arranged in the guide grooves corresponding to the positions between the comb bars, and each pull strip is respectively connected to the knitting needles on different comb bars, and one end of each pull strip is connected to the first transverse movement mechanism, and the other end is connected to the second transverse movement mechanism.

[0008] Preferably, the first transverse movement mechanism includes a first shell, a mounting plate arranged in the first shell, and a plurality of first transverse movement components arranged on the mounting plate. The first transverse movement component includes a cylinder and a pulley arranged on the mounting plate, and a connector arranged at an output end of the cylinder. A pull rope is connected to the connector, one end of the pull rope is connected to the connector, and the other end passes around the pulley and passes through the first shell to be connected to the corresponding pull rod.

[0009] Preferably, the second transverse movement mechanism includes a base, a plurality of upright seats arranged on the base, and a plurality of second transverse movement components arranged on each upright seat. The second transverse movement component includes a motor component arranged on the upright seat, a driving wheel arranged at the output end of the motor component, and a pull belt connected to the driving wheel. One end of the pull belt is wound on the driving wheel, and the other end is connected to the corresponding pull rod.

[0010] Preferably, a cover shell is also provided on the base, and a transparent viewing window is provided on the cover shell.

[0011] Preferably, the knitting needle is any one of a jacquard needle, a pattern comb needle and a yarn guide needle.

[0012] Preferably, the motor assembly includes a servo motor and a reducer arranged at an output end of the servo motor.

[0013] Preferably, both ends of the pull bar are respectively provided with joints for connecting with the first flat knitting machine mechanism and the second flat knitting machine mechanism.

[0014] By adopting the above-mentioned technical scheme, the beneficial effects of the present invention are as follows: each comb bar assembly is installed on the cradle at intervals through the comb bar hanger seat, and the interval setting makes the comb bar assemblies not affect each other during operation, and at the same time, they are fixedly connected to the cradle through the comb bar hanger seat, and the comb bar assembly and the comb bar hanger seat are detachably connected, the comb is connected to the comb bar hanger seat through the comb bar hanger, and the comb bar hanger and the comb bar hanger seat are connected into a whole through a locking piece, so that the comb is more stable, and at the same time, when the comb bar is disassembled and maintained, only the locking piece needs to be disassembled to disassemble the comb, which is convenient for the disassembly and maintenance of the comb bar. BRIEF DESCRIPTION OF THE DRAWINGS

[0015] Figure 1 It is a structural schematic diagram of a double needle bed lace jacquard machine of the present invention;

[0016] Figure 2 It is a schematic diagram of the structure of the cradle mechanism of the present invention;

[0017] Figure 3 For the present invention Figure 2 Enlarged view of point A in the middle;

[0018] Figure 4 For the present invention Figure 2 Enlarged view of point B in the middle;

[0019] Figure 5 This is a schematic diagram of the distribution structure of the knitting needles of the present invention;

[0020] Figure 6 Schematic diagram of the structure of the comb assembly of the present invention;

[0021] Figure 7 It is a schematic structural diagram of the first transverse movement mechanism of the present invention;

[0022] Figure 8 It is a schematic structural diagram of the second transverse movement mechanism of the present invention;

[0023] Fig. 9 It is a schematic diagram of the pull rope structure of the present invention.

[0024] Explanation of main figure marks: 1 first mounting frame, 2 driving mechanism, 3 cradle mechanism, 31 cradle, 311 cradle plate, 312 connecting rod, 4 comb bar hanger seat, 5 comb bar assembly, 51 slide rod, 52 comb bar hanger, 53 comb bar, 6 locking bolt, 7 first transverse movement mechanism, 71 first shell, 72 mounting plate, 73 first transverse movement assembly, 731 cylinder, 732 pulley, 733 connector, 8 second transverse movement mechanism, 81 base, 82 stand, 83 motor assembly, 831 servo motor, 832 reducer, 9 guide groove, 10 pull rod, 11 pull rope, 12 cover, 13 transparent visual window, 14 motor seat, 15 reducer flange, 16 knitting needle, 17 joint, 18 driving wheel, 19 swing arm, 20 screw shaft. DETAILED DESCRIPTION

[0025] The following will describe the implementation methods of the present invention in detail in conjunction with the accompanying drawings and embodiments, so that the implementation process of how the present invention applies technical means to solve technical problems and achieve technical effects can be fully understood and implemented accordingly. It should be noted that as long as there is no conflict, the various embodiments of the present invention and the various features in each embodiment can be combined with each other, and the technical solutions formed are all within the protection scope of the present invention 52.

[0026] Meanwhile, in the following description, many specific details are set forth for the purpose of explanation to provide a thorough understanding of the embodiments of the present invention. However, it is obvious to those skilled in the art that the present invention can be implemented without the specific details or the specific manner described herein.

[0027] In the present disclosure, terms such as "upper", "lower", "left", "right", "front", "back", "vertical", "horizontal", "top", "bottom", etc. indicate directions or positional relationships based on the directions or positional relationships shown in the accompanying drawings. They are relational words determined only for the convenience of describing the structural relationships of the various parts or elements of the present disclosure, and do not specifically refer to any part or element in the present disclosure and should not be understood as limitations on the present disclosure.

[0028] Example 1

[0029] A double needle bed lace jacquard machine, referring to Figure 1 , including a cradle 31 device, the cradle 31 device includes a first mounting frame 1, a driving mechanism 2 arranged at the bottom of the first mounting frame 1, and a cradle mechanism 3 arranged at the top of the first mounting frame 1 and connected to the driving mechanism 2. The driving mechanism 2 can drive the cradle mechanism 3 to swing and the knitting needle 16 to work. The driving mechanism 2 adopts the driving structure for driving the cradle 31 to swing in the Chinese invention patent (CN201910016428.8), and mainly drives the cradle 31 to swing through the cam and each rotating shaft. It is a prior art. The specific driving principle can refer to the patent content. It is not described in detail in this embodiment. Figure 2 The cradle mechanism 3 includes a cradle 31 rotatably arranged on the first mounting frame 1, and 8 rows of comb bar groups specifically arranged on the cradle 31, namely, a GB1 comb bar group, a GB2 comb bar group, a GB3 comb bar group, a GB4 comb bar group, a GB5 comb bar group, a GB6 comb bar group, a GB7 comb bar group, and a GB8 comb bar group, wherein the GB1 comb bar group and the GB2 comb bar group are pattern comb bars. The GB3 comb bar group, the GB6 comb bar group, the GB7 comb bar group, and the GB8 comb bar group are ordinary comb bars 53; the GB4 comb bar group and the GB5 comb bar group are jacquard comb bars 53; each comb bar group includes a plurality of comb bar hanger seats 4 arranged at intervals on the cradle 31 and a comb bar assembly 5 arranged on each comb bar hanger seat 4, and each comb bar assembly 5 is detachably connected to the cradle 31. Figure 3 , Figure 6Specifically, the comb bar assembly 5 includes a slide bar 51 slidably arranged on the comb bar hanger seat 4, a comb bar hanger 52 connected to the slide bar 51, a comb bar 53 arranged at the bottom end of the comb bar hanger 52, and a knitting needle 16 arranged on the comb bar 53. A locking member for detachable connection between the comb bar hanger 52 and the comb bar hanger seat 4 is also provided. The comb bars 53 on the 8-row comb bar group correspond to GB1 comb bar 53, GB2 comb bar 53, G comb bar 53, etc. B3 comb bar 53, GB4 comb bar 53, GB5 comb bar 53, GB6 comb bar 53, GB7 comb bar 53, GB8 comb bar 53; GB1 and GB2 are pattern comb bars 53, on which pattern comb needles are arranged, GB3, GB6, GB7, GB8 comb bars 53 are ordinary comb bars 53, GB4 and GB5 are jacquard comb bars 53; GB4 and GB5 are jacquard comb bars 53, on which jacquard needles are arranged; and GB3 GB6, GB7, GB8 are common combs 53, on which common yarn guide needles are arranged. The warp knitted flower comb sandwich fabric is woven by a double needle bed lace jacquard machine equipped with a flower comb comb 53. Through reasonable process comb configuration, the flower comb organization and the ground comb have obvious "flower", "ground" and "jacquard" pattern layer mulberry effect, so as to achieve a sandwich fabric with multiple characteristics such as mesh, plain cloth, pattern lining, color, and high pile layer. That is, the unique advantages of the flower comb comb 53 that can be used for local weaving and individual yarn supply are fully utilized. In terms of weaving needs, it meets the embodiment of different flat patterns and textures, expands the standard selection of original yarns, meets larger horizontal row offsets, and embeds and finishes according to designated positions, which can promote the development of the industry, break through the traditional perception of single jacquard products on the market, increase the richness of single jacquard products, and bring considerable economic benefits to the company through marketing innovation and promotion;

[0030] Specifically, the outer circle of the slide bar 51 in the comb bar assembly 5 of the GB1 comb bar group and the GB2 comb bar group is sleeved with the two inner holes (not shown) of the comb bar hanger seat 4, and can move axially relative to each other, and the comb bar hanger 52 and the comb bar 53 are fixed as a whole with locking bolts 6, and the comb bar 53 and the comb bar hanger 52 and the slide bar 51 thereon can be installed on the comb bar hanger seat 4 and the cradle 31, and the comb bar hanger seat 4 is provided with threaded holes, and the comb bar hanger 52 is also provided with threaded holes, which can be fixed together by bolt connection, and they cannot move relative to each other. When it is necessary to remove the pattern comb comb 53 as a whole, it is only necessary to remove the bolts to remove the pattern comb comb 53 for maintenance and adjustment, and the two inner holes of the comb bar hanger seat 4 are uniformly used for installation. After positioning, it can be installed on the comb hanger seat 4 on the cradle 31, and then fixed into a whole by the locking bolts 6; each comb bar assembly 5 is installed on the cradle 31 at intervals through the comb bar hanger seat 4, and the interval setting makes the comb bar assemblies 5 not affect each other during operation, and at the same time, it is fixedly connected to the cradle 31 through the comb bar hanger seat 4, and the comb bar assembly 5 and the comb bar hanger seat 4 are detachably connected, and the pattern comb comb 53 is connected to the comb bar hanger seat 4 through the comb bar hanger 52, and the comb bar hanger 52 and the comb bar hanger seat 4 are connected into a whole by a locking piece, so that the pattern comb comb 53 is more stable. At the same time, when disassembling and assembling the pattern comb comb 53 for maintenance, you only need to remove the locking bolts 6 to disassemble the comb comb 53, which is convenient for disassembling and assembling the pattern comb comb 53.

[0031] Example 2

[0032] The difference between this embodiment and embodiment 1 is that: Figure 1 The jacquard machine also includes a first traverse mechanism 7 disposed at one end of the cradle 31; Figure 3 , Figure 5 A plurality of guide grooves 9 with side openings are arranged on the pattern combs 53 of each GB1 comb bar group and GB2 comb bar group, and a pull bar 10 adapted to each guide groove 9 is slidably arranged in the guide grooves 9 corresponding to each other (located in the same row) between the comb bars 53, and each pull bar 10 is connected to the pattern comb needles on different pattern comb bars 53 (connected to the pull bar 10 through the open side of the guide groove 9, and the pull bar 10 is slidably clamped in the guide groove 9), and one end of each pull bar 10 is connected to the pattern comb needles on the pattern comb bars 53. The first transverse mechanism 7 is connected, the pull bar 10 is a runway round steel bar, each pattern comb comb bar 53 is provided with 16 runway round steel bars (arranged in 2 columns and 8 rows), and the pattern comb comb bar 53 is provided with a corresponding number of guide grooves 9, and the runway round steel bars can move in the guide grooves 9; and each runway round steel bar is respectively connected to a corresponding different pattern comb needle, and a joint 17 is provided at one end of each runway round steel bar close to the first transverse mechanism 7, and the joint 17 is a round steel bar wire rope joint 17, refer to Figure 7The first transverse movement mechanism 7 includes a first shell 71, a mounting plate 72 arranged in the first shell 71, and a plurality of first transverse movement components 73 arranged on the mounting plate 72. Specifically, two mounting plates 72 are installed, and each mounting plate 72 has 16 sets of first transverse movement components 73, corresponding to 16 runway round steel bars. Both sides of the mounting plate 72 are tiltedly installed on both sides of the first shell 71 through two cylinder 731 fixing seats. The first transverse movement component 73 includes a cylinder 731, a pulley 732, and a connector 733 arranged at the output end of the cylinder 731, which is a cylinder wire connector 733, and the cylinder wire connector 733 is connected to a pull rope 11 (refer to Fig. 9 ), the pull rope 11 is a pattern comb steel wire rope, one end of which is connected to the cylinder steel wire connector 733, and the other end passes around the pulley 732 and passes through the first shell 71 to be connected to the round steel bar steel wire rope connector 17 of the corresponding runway round steel bar; when it is necessary to drive the corresponding pattern comb needle to move horizontally through the corresponding runway round steel bar, the corresponding cylinder 731 can be inflated, and the pattern comb steel wire rope and the runway round steel bar can be tightened by compressed gas, driving the runway round steel bar to slide back and forth in the guide groove 9 and then driving the pattern comb needle to move. The whole structure is compact and stable, and the lateral movement distance of the pattern comb needle is controlled by air pressure, with higher precision and greater stability; the cradle 31 includes a plurality of rocking plates 311 arranged at intervals, and the rocking plates 311 located on both sides are rotatably connected to the first shell 71, and the rocking plates 311 are connected by a plurality of connecting rods 312, and each comb assembly 5 is mounted on the rocking plate 311, and the number of connecting rods 312 is 8 and The number of comb bar groups corresponds to each other, that is, each connecting rod 312 is connected to each comb bar hanger 52 on the same row of comb bar groups corresponding to each rocking plate 311, and each swing arm 19 corresponding to GB3 comb bar 53, GB4 comb bar 53, GB5 comb bar 53, GB6 comb bar 53, GB7 comb bar 53, and GB8 comb bar 53 is arranged on the first shell 71, and each swing arm 19 is arranged with a ball screw, and the motor drives the threaded sleeve of the ball screw to rotate, thereby driving the screw shaft 20 of the ball screw to move linearly left and right (the specific linear motion of the screw shaft of the ball screw driven by the motor is common knowledge and is not described in detail in this embodiment), and the output end of each screw shaft 20 can be connected to the corresponding comb bar group through the connecting rod 312. When the screw shaft 20 moves linearly, it can drive each corresponding comb bar group to perform further targeted left and right linear movement on the basis of the swinging of the entire swing frame for weaving.

[0033] Example 3

[0034] The difference between this embodiment and the second embodiment is that the jacquard machine further comprises a second transverse movement mechanism 8 arranged at one end of the cradle 31 device away from the first transverse movement mechanism 7, and the second transverse movement mechanism 8 is connected to the GB1 comb bar group and the GB2 comb bar group, and is used to drive the pattern comb bars 53 on the GB1 comb bar group and the GB2 comb bar group to move transversely, referring to Figure 8The second transverse movement mechanism 8 includes a base 81, a plurality of vertical seats 82 arranged on the base 81, and a plurality of second transverse movement components arranged on each vertical seat 82. The second transverse movement components include a motor component 83 arranged on the vertical seat 82, a driving wheel 18 arranged at the output end of the motor component 83, and a pull belt connected to the driving wheel 18. One end of the pull belt is wound on the driving wheel 18, and the other end is connected to the corresponding pull bar 10. The base 81 is also provided with two motor seats 14 connected to each row of vertical seats 82. The motor component 83 includes a servo motor 831, a servo motor 831 arranged on the servo motor 8 The reducer 832 at the output end of 31 is provided with a reducer flange 15 on the motor seat 14, and the reducer is installed on the motor seat 14 through the reducer flange 15. Each of the four servo motors 831 and reducers 832 of the second transverse moving assembly in each row, two stands 82, a motor seat 14 for installing the servo motor 831, and four reducer flanges 15 form a group, with a total of 4 groups, corresponding to the 16 flower combs 53 on the GB1 comb group or the GB2 comb group (this combination is only one of the ways, and different forms of motor combinations and other layout forms can be set to meet the functional requirements), refer to Figure 4 A joint 17 is also provided at one end of each pull strip 10 close to the drawstring, and the joint 17 is a round steel bar driving steel belt joint 17, which is connected to the drawstring through the joint 17, so that when the servo motor 831 drives the driving wheel 18 to rotate, the drawstring will drive the pattern comb needles on the pattern comb bar 53 to move horizontally, and the first horizontal movement mechanism 7 and the second horizontal movement mechanism 8 can realize the bidirectional reciprocating horizontal movement of each pattern comb bar 53 on the GB1 comb bar group and the GB2 comb bar group; the horizontal movement is more stable and the precision is higher; a cover shell 12 is provided on the base 81, and a transparent visual window 13 is provided on the cover shell 12, which is convenient for observing the internal operation status and protecting the internal parts during use.

[0035] It should be noted that many specific details are set forth in the above description to facilitate a full understanding of the present invention. However, the present invention may also be implemented in other ways different from those described herein. Therefore, the protection scope of the present invention is not limited to the specific embodiments disclosed above.

Claims

1. A double needle bed lace jacquard machine, comprising a cradle device, characterized in that: The cradle device includes a first mounting frame, a driving mechanism arranged at the bottom of the first mounting frame, a cradle mechanism arranged at the top of the first mounting frame and transmission-connected to the driving mechanism, the driving mechanism can drive the cradle mechanism to swing, the cradle mechanism includes a cradle rotatably arranged on the first mounting frame, and a plurality of comb bar groups arranged on the cradle, the comb bar group includes a plurality of comb bar hanger seats arranged on the cradle at intervals and a plurality of comb bar assemblies arranged on each comb bar hanger seat, each comb bar assembly is detachably connected to the cradle; the comb bar assembly includes a sliding rod slidably arranged on the comb bar hanger seat, a comb bar hanger connected to the sliding rod, a comb bar arranged at the bottom end of the comb bar hanger and a knitting needle arranged on the comb bar, and a locking member for detachable connection between the comb bar hanger and the comb bar hanger seat is also provided.

2. The double needle bed lace jacquard machine according to claim 1, characterized in that: The comb hanger and the comb hanger seat are both provided with matching threaded holes, and the locking member is a locking bolt, which is used to cooperate with the two threaded holes to lock and fix the comb hanger and the comb hanger seat.

3. The double needle bed lace jacquard machine according to claim 1, characterized in that: The jacquard machine also includes a first traverse mechanism arranged at one end of the cradle device and a second traverse mechanism arranged at the other end of the cradle, and the first traverse mechanism and the second traverse mechanism are used for lateral movement of each knitting needle.

4. The double needle bed lace jacquard machine according to claim 3, characterized in that: A plurality of guide grooves with side openings are arranged on each combing bar of at least one combing bar group, and pull strips matching the guide grooves are slidably arranged in the guide grooves corresponding to the positions between the combing bars. Each pull strip is respectively connected to the knitting needles on different combing bars, and one end of each pull strip is connected to the first transverse movement mechanism, and the other end is connected to the second transverse movement mechanism.

5. The double needle bed lace jacquard machine according to claim 4, characterized in that: The first transverse movement mechanism includes a first shell, a mounting plate arranged in the first shell, and a plurality of first transverse movement components arranged on the mounting plate. The first transverse movement component includes a cylinder and a pulley arranged on the mounting plate, and a connector arranged at the output end of the cylinder. A pull rope is connected to the connector, one end of the pull rope is connected to the connector, and the other end passes around the pulley and passes through the first shell to be connected to the corresponding pull rod.

6. The double needle bed lace jacquard machine according to claim 4, characterized in that: The second transverse movement mechanism includes a base, a plurality of vertical seats arranged on the base, and a plurality of second transverse movement components arranged on each vertical seat. The second transverse movement component includes a motor component arranged on the vertical seat, a driving wheel arranged at the output end of the motor component, and a pull belt connected to the driving wheel. One end of the pull belt is rolled up on the driving wheel, and the other end is connected to the corresponding pull rod.

7. The double needle bed lace jacquard machine according to claim 6, characterized in that: The base is also provided with a cover shell, and the cover shell is provided with a transparent viewing window.

8. The double needle bed lace jacquard machine according to any one of claims 1 to 7, characterized in that: The knitting needle is any one of a jacquard needle, a pattern comb needle and a yarn guide needle.

9. The double needle bed lace jacquard machine according to claim 6, characterized in that: The motor assembly comprises a servo motor and a reducer arranged at the output end of the servo motor.

10. The double needle bed lace jacquard machine according to claim 4, characterized in that: Both ends of the pull bar are respectively provided with joints for connecting with the first flat knitting machine mechanism and the second flat knitting machine mechanism.

Images