A spandex cylinder knitting machine based on ceramic face single winding strand yarn feeding

Abstract

The application discloses a spandex cylinder knitting machine based on ceramic surface single winding stock yarn feeding, which comprises an electric control machine box, a motor laminated wheel seat, a yarn conveying feeder, a gas hole heart ring, a ceiling frame, a mesh cover protective shell, a supporting table wing plate, a wire suspension truss and a reinforcing rib through pipe. The application realizes the cooperation of the yarn conveying feeder and the wire suspension truss, the homogeneous and smooth output of the lubricating yarn frame structure and the ceramic surface wheel rack yarn conveying feeder through the through hole hooking ear frame of the ceramic surface hooking ear right-angle rod, and the adjustment operation effect of the whole spandex yarn cylinder knitting operation of the gas hole heart ring butt joint triangular piece winding quality guarantee. The simple ceramic material can be combined with the complex knitting mechanical equipment to participate in the high-quality work effect of maintaining the yarn, the double-line groove shaft column auxiliary double-track winding deviation adjustment operation of the I-shaped yarn conveying wheel is used, the ceramic smooth surface and the overall process anti-static stability are borrowed, and the equipment mobility and product quality guarantee are improved.

Description

TECHNICAL FIELD

[0001] The application is a spandex cylinder knitting machine based on ceramic surface single winding stock yarn feeding, belonging to the field of cylinder knitting machines. BACKGROUND

[0002] The spandex yarn winding silk of the cylinder knitting machine is knitted into cloth with high efficiency, and the precision is improved. The pull line wiring roller and the yarn feeding nozzle form an integrated operation effect, which is widely used in the assembly and work of various cylinder knitting machine parts. The current common technical defects to be optimized are:

[0003] The fineness and filament degree of spandex yarn are high, which easily affects the overall toughness and elasticity and the tension of the polymeric rubbing stock, but in the conventional cylinder knitting machine yarn feeding operation, the rigidity of the feeding device and the yarn feeding hanger is easy to cause the hardness friction of the hanger and the hanger operation, which wears the overall fiber tightness and smoothness, causes rough gaps and broken yarns, and the phenomenon of excessive burr scattering, which causes the overall knitting operation to produce winding and knotting deviation and affects the spandex yarn material input product quality and the quality of the finished product. SUMMARY

[0004] In view of the deficiencies of the prior art, the application aims to provide a spandex cylinder knitting machine based on ceramic surface single winding stock yarn feeding, to solve the problem that the fineness and filament degree of spandex yarn are high, which easily affects the overall toughness and elasticity and the tension of the polymeric rubbing stock, but in the conventional cylinder knitting machine yarn feeding operation, the rigidity of the feeding device and the yarn feeding hanger is easy to cause the hardness friction of the hanger and the hanger operation, which wears the overall fiber tightness and smoothness, causes rough gaps and broken yarns, and the phenomenon of excessive burr scattering, which causes the overall knitting operation to produce winding and knotting deviation and affects the spandex yarn material input product quality and the quality of the finished product.

[0005] In order to achieve the above object, the present application is realized by the following technical scheme: A spandex cylinder knitting machine based on ceramic surface single winding strand yarn feeding, which comprises an electric control box, a motor stack wheel seat, a yarn feeding device, a gas hole heart ring, a ceiling frame ring, a mesh cover protective shell, a supporting wing plate, a wire suspension truss and a reinforcing rib through pipe, the yarn feeding device is provided with two or more than two and is nested with the ceiling frame ring, the supporting wing plate is inserted into the front side of the mesh cover protective shell and is perpendicular to each other, the mesh cover protective shell is nested on the rear side of the electric control box, the gas hole heart ring is nested on the top of the mesh cover protective shell, the gas hole heart ring is installed in the inside of the ceiling frame ring and the shafts are coaxial, the motor stack wheel seat is arranged on the left side of the ceiling frame ring, the wire suspension truss and the reinforcing rib through pipe are buckled together and are perpendicular to each other, the wire suspension truss is nested on the top of the ceiling frame ring and the shafts are coaxial, the yarn feeding device is provided with a wheel frame yarn feeder, a double rod support, a yarn wheel bearing ring and a roller column, the wheel frame yarn feeder is installed on the bottom of the double rod support, the wheel frame yarn feeder is inserted into the front side of the yarn wheel bearing ring, the double rod support and the yarn wheel bearing ring are gap fitted, the roller column is inserted into the rear side of the yarn wheel bearing ring, and the yarn wheel bearing ring is provided with two or more than two and is nested with the ceiling frame ring.

[0006] In order to optimize the above technical scheme, the following measures are further taken:

[0007] As a further improvement of the present application, the wheel frame yarn feeder is composed of an I-shaped yarn feeding wheel, a suspension rod and a yarn feeding slider, the suspension rod and the I-shaped yarn feeding wheel are gap fitted, and the suspension rod is nested on the front side of the yarn feeding slider.

[0008] As a further improvement of the present application, the I-shaped yarn feeding wheel is composed of a double-line groove shaft column and a frame sleeve disc, the frame sleeve disc is provided with two and is respectively installed on the left and right sides of the double-line groove shaft column, the frame sleeve disc and the double-line groove shaft column are nested and the shafts are coaxial.

[0009] As a further improvement of the present application, the motor stack wheel seat is composed of a rope belt stack wheel block, a shaft column rod and a motor box seat, the rope belt stack wheel block is nested on the top of the shaft column rod and the shafts are coaxial, and the shaft column rod is inserted into the top of the motor box seat and is perpendicular to each other.

[0010] As a further improvement of the present application, the gas hole heart ring is composed of a hole row heart block, a grid frame ring groove, a gas pressure gauge column and a support rib column, the grid frame ring groove is nested on the top of the hole row heart block, the gas pressure gauge column is vertically penetrated into the inside of the hole row heart block and the grid frame ring groove and the shafts are coaxial, and the support rib column is inserted into the right front side of the hole row heart block.

[0011] As a further improvement of the present application, the wire suspension truss is composed of the hook-shaped right-angle rods, the guide shoe plate groove frame, and the ring-shaped truss frame, the hook-shaped right-angle rods are inserted into the right side of the guide shoe plate groove frame and are perpendicular to each other, and the guide shoe plate groove frame is buckled together with the ring-shaped truss frame.

[0012] As a further improvement of the present application, the hook-shaped right-angle rods are composed of the right-angle short suspension rods and the through-hole hook-shaped frames, the right-angle short suspension rods are installed on the top of the through-hole hook-shaped frames, the right-angle short suspension rods are inserted together with the through-hole hook-shaped frames and are in the same vertical plane.

[0013] As a further improvement of the present application, the double-wire groove shaft column is a composite shaft column block structure of the porcelain ring surface sleeve joint double-wire groove, which facilitates the bearing rod forming, the winding, the double-wire groove synchronous yarn feeding, and the adjustment operation.

[0014] As a further improvement of the present application, the row-hole heart block is a composite movement block structure of the three-row-hole air needle butt joint heart movement disc block, which facilitates the heart-threading warp dressing machine type vertical cylinder winding debugging operation and the efficient knitting adaptation.

[0015] As a further improvement of the present application, the guide shoe plate groove frame is a composite guide shoe clamp frame structure of the concave thin reinforcing rib plate groove, which facilitates the overall high-position hoisting frame line homogeneous anti-winding operation effect.

[0016] As a further improvement of the present application, the through-hole hook-shaped frame is a composite hook-shaped rod piece structure of the left side with a through-hole for threading of the left and right split rods, which facilitates the high-position hoisting adaptation of the spandex yarn feeding and the operation effect of the homogeneous input anti-collapse.

[0017] Advantages

[0018] The application is a kind of spandex cylinder knitting machine based on ceramic surface single winding stock yarn feeding, the staff pre-computer remote input program start and control the machine box docking net cover protection shell and the air hole heart ring in the support table wing plate, and the motor stack wheel seat adapts to the yarn feeding device and the wire truss on the reinforcing bar pipe, which strengthens the wire feeding work and stable frame protection operation effect, the rope stack wheel block on the shaft column rod is started by the motor box seat, the wheel frame yarn feeder is adapted to the roller column cylinder at the bottom of the double rod support and the yarn guide ring, which forms the line sinking and winding continuous feeding to the knitting machine operation, the I-beam yarn guide wheel cooperates with the wire truss and the front end of the yarn feeding slider to wind and adjust left and right, the double wire groove shaft column and the frame sleeve disc auxiliary limit prevent wire jumping and deviation double wire distance track winding yarn feeding ceramic surface protection balance high efficiency, and the air pressure gauge column cylinder is installed at the bottom of the grid frame ring groove through the air hole heart block, which forms the adaptive needle frame air cylinder combined type cylinder knitting integrated operation effect in the frame of the supporting rib column, the ceramic winding improves the yarn homogeneity and product protection, the ceramic smooth surface reduces the friction, avoids yarn wear and tear, and improves the quality of knitted products.

[0019] The application can achieve the following advantages after operation:

[0020] The yarn feeding device and the wire truss are matched, the lubricating yarn frame structure and the ceramic surface wheel frame yarn feeder are hoisted through the through hole of the ceramic surface hook ear straight rod, the I-beam yarn guide wheel is used for yarn feeding and homogeneous smooth output, the internal machine core air hole heart ring of the whole spandex yarn cylinder knitting operation is connected to the triangular piece, the yarn winding quality guarantee adjustment operation effect is ensured, the simple ceramic material can be combined with the complex knitting mechanical equipment to participate in the high quality work effect of maintaining the yarn, the double rail winding deviation adjustment operation of the double rail winding deviation adjustment operation of the I-beam yarn guide wheel is assisted, the ceramic smooth surface and the overall process anti-static stability are used, and the equipment mobility and product quality guarantee are improved. BRIEF DESCRIPTION OF DRAWINGS

[0021] In order to more clearly illustrate the technical solutions of the embodiments of the application, the following will be a detailed introduction to the drawings in the embodiment description, so that the other features, purposes and advantages of the application will become more obvious:

[0022] Figure 1 The application is a kind of spandex cylinder knitting machine based on ceramic surface single winding stock yarn feeding.

[0023] Figure 2 The application is a kind of spandex cylinder knitting machine based on ceramic surface single winding stock yarn feeding.

[0024] Figure 3 The application is a kind of spandex cylinder knitting machine based on ceramic surface single winding stock yarn feeding.

[0025] Figure 4 The application is a kind of spandex cylinder knitting machine based on ceramic surface single winding stock yarn feeding.

[0026] Figure 5 The figure is a three-dimensional structure diagram of the working state of the air hole heart ring of the application.

[0027] Figure 6 The figure is a three-dimensional structure diagram of the working state of the wheel frame yarn feeder of the application.

[0028] Figure 7 The figure is a three-dimensional structure diagram of the working state of the I-shaped yarn feeding wheel of the application.

[0029] Figure 8 The figure is a three-dimensional structure diagram of the working state of the hook ear right angle rod of the application.

[0030] Explanation of reference signs: electric control machine box-1, motor stacked wheel seat-2, yarn feeding feeder-3, air hole heart ring-4, ceiling frame ring-5, mesh cover protection shell-6, supporting table wing plate-7, wire suspension truss-8, reinforcing rib through pipe-9, rope belt stacked wheel block-21, shaft column rod-22, motor box seat-23, wheel frame yarn feeder-31, double rod support-32, yarn wheel bearing ring-33, roller column-34, I-shaped yarn feeding wheel-311, suspension rod-312, yarn feeding sliding block-313, double wire groove shaft column-3111, frame sleeve disc-3112, row hole heart block-41, grid frame ring groove-42, air pressure gauge column-43, supporting rib rod column-44, hook ear right angle rod-81, guide shoe plate groove frame-82, ring truss frame-83, right angle short suspension rod-811, through hole hook ear frame-812. DETAILED DESCRIPTION

[0031] In order to make the technical means, creative features, purposes and effects achieved by the application easy to understand, the application will be further described below in combination with specific embodiments.

[0032] Embodiment one:

[0033] Please refer to Figures 1-8The application provides a spandex cylinder needle knitting machine based on ceramic surface single winding stock yarn feeding, which comprises an electric control machine box 1, a motor laminated wheel seat 2, a yarn feeding device 3, a gas hole heart ring 4, a ceiling frame ring support 5, a net cover protective shell 6, a supporting platform wing plate 7, a wire suspension truss 8 and a reinforcing rib through pipe 9, the yarn feeding device 3 is provided with two or more than two and is nested with the ceiling frame ring support 5, the supporting platform wing plate 7 is inserted into the front side of the net cover protective shell 6 and is perpendicular to each other, the net cover protective shell 6 is nested on the rear side of the electric control machine box 1, the gas hole heart ring 4 is nested on the top of the net cover protective shell 6, the gas hole heart ring 4 is installed in the inside of the ceiling frame ring support 5 and the shafts are coaxial, the motor laminated wheel seat 2 is arranged on the left side of the ceiling frame ring support 5, the wire suspension truss 8 and the reinforcing rib through pipe 9 are buckled together and are perpendicular to each other, the wire suspension truss 8 is nested on the top of the ceiling frame ring support 5 and the shafts are coaxial, the yarn feeding device 3 is provided with a wheel frame yarn feeding device 31, a double rod support 32, a yarn wheel bearing ring 33 and a roller column 34, the wheel frame yarn feeding device 31 is installed on the bottom of the double rod support 32, the wheel frame yarn feeding device 31 is inserted into the front side of the yarn wheel bearing ring 33, the double rod support 32 is matched with the yarn wheel bearing ring 33, the roller column 34 is inserted into the rear side of the yarn wheel bearing ring 33, and the yarn wheel bearing ring 33 is provided with two or more than two and is nested with the ceiling frame ring support 5.

[0034] Please refer to Figure 6 The wheel frame yarn feeding device 31 is composed of a I-shaped yarn feeding wheel 311, a suspension rod 312 and a yarn feeding sliding block 313, the suspension rod 312 is matched with the I-shaped yarn feeding wheel 311, the suspension rod 312 is nested on the front side of the yarn feeding sliding block 313, and the operation effect of auxiliary hoisting sliding and fine adjustment of the yarn wheel is achieved through the suspension rod 312 and the yarn feeding sliding block 313.

[0035] Please refer to Figure 7 The I-shaped yarn feeding wheel 311 is composed of a double wire groove shaft column 3111 and a frame sleeve dish 3112, the frame sleeve dish 3112 is provided with two and is respectively installed on the left and right sides of the double wire groove shaft column 3111, the frame sleeve dish 3112 is nested with the double wire groove shaft column 3111 and the shafts are coaxial, the double wire groove shaft column 3111 is a composite shaft column block structure of a baked porcelain ring surface sleeve joint double wire groove, which facilitates bearing rod forming and winding cooperation with double wire grooves to synchronously feed yarn and adjust operation efficiency, and the operation effect of in-groove double wire deviation correction and left and right limiting yarn anti-jumping winding is achieved through the double wire groove shaft column 3111 and the frame sleeve dish 3112.

[0036] Please refer to Figure 2The motor stacking wheel base 2 is composed of a rope stacking wheel block 21, a shaft rod 22, and a motor housing base 23. The rope stacking wheel block 21 is nested on the top of the shaft rod 22 and the shafts are collinear. The shaft rod 22 is inserted into the top of the motor housing base 23 and is perpendicular to each other. The rope stacking wheel block 21 and the shaft rod 22 form a transverse frame shaft guide frame interlocking and stable, which is suitable for the longitudinal yarn feeding operation.

[0037] Please see Figure 5 The perforated core ring 4 is composed of a perforated core block 41, a grid frame ring groove 42, a pressure gauge column cylinder 43, and a support rod column 44. The grid frame ring groove 42 is nested on the top of the perforated core block 41. The pressure gauge column cylinder 43 vertically penetrates the interior of the perforated core block 41 and the grid frame ring groove 42 and is coaxial. The support rod column 44 is inserted into the right front side of the perforated core block 41. The perforated core block 41 is a composite core block structure with three rows of perforated air needles connecting to the core movement disc, which facilitates the centripetal threading warping machine type vertical cylinder winding adjustment operation and knitting adaptation efficiency. Through the docking of the perforated core block 41 and the pressure gauge column cylinder 43, the air inlet and outlet adaptation, yarn feeding pneumatic adaptation, and knitting operation are integrated into a single machine linkage effect.

[0038] Workflow: The operator remotely inputs the program into the computer beforehand, starting and controlling the electrical control box 1, which connects to the protective mesh shell 6 and the air vent ring 4 inside the support platform wing plate 7, and the ceiling frame ring 5. This allows the motor stacked wheel seat 2 to be adapted to the yarn feeder 3 and the suspension truss 8 on the reinforcing rib pipe 9, ensuring the yarn feeding operation and stable support. The rope stacked wheel block 21 is started and connected on the shaft rod 22 via the motor box seat 23. This allows the wheel frame yarn feeder 31 to be adapted to the bottom of the double rod support 32 and the yarn wheel bearing ring 33, forming an entry point for the yarn to settle and wind into the knitting machine. The I-beam yarn feeder 31 is then connected to the suspension rod... The front end of the yarn feed slider 312 works in conjunction with the yarn winding and left-right fine adjustment, so that the double-groove shaft column 3111 and the frame disc 3112 assist in limiting and preventing yarn skipping and correcting the double-groove track winding yarn feeding ceramic surface protection balance and efficiency. In addition, through the row hole heart block 41, the air pressure gauge column cylinder 43 is attached to the bottom of the grid frame ring groove 42 and forms an integrated operation effect of the cylinder knitting with the matching needle holder air cylinder combination within the frame of the support rod column 44. This allows the ceramic surface winding to improve the yarn uniformity and product protection, reduces the friction of the smooth ceramic surface, avoids yarn wear, improves the quality and strength of knitted products, and effectively prevents knotting, yarn burrs, and tangling.

[0039] Example 2:

[0040] Please see Figures 1-8 This invention provides a spandex circular knitting machine based on single-ply feeding of yarn with a ceramic surface. It is otherwise identical to Embodiment 1, except that:

[0041] Please see Figure 2The wire hanging truss 8 is composed of the hook ear right-angle rod 81, the guide shoe plate groove frame 82 and the annular truss frame 83. The hook ear right-angle rod 81 is inserted in the right side of the guide shoe plate groove frame 82 and perpendicular to each other. The guide shoe plate groove frame 82 is buckled together with the annular truss frame 83. The guide shoe plate groove frame 82 is a composite guide shoe clamping frame structure of concave thin reinforcing rib plate grooves, which facilitates the arrangement of the truss clamping spacing to form an overall high-position hoisting frame line homogeneous anti-winding centripetal wire feeding operation effect. The guide shoe plate groove frame 82 and the annular truss frame 83 are mutually engaged and annularly distributed to cooperate with the wire hooking and hoisting sinking input yarn annular precise wire hoisting operation.

[0042] Please refer to Figure 8 The hook ear right-angle rod 81 is composed of the right-angle short hanging rod 811 and the through-hole hook ear frame 812. The right-angle short hanging rod 811 is installed on the top of the through-hole hook ear frame 812. The right-angle short hanging rod 811 and the through-hole hook ear frame 812 are inserted together and in the same vertical plane. The through-hole hook ear frame 812 is a composite hook ear rod structure with a left side through-hole and a left side flange rod, which facilitates the operation effect of high-position hoisting, spandex yarn feeding and yarn tensioning adaptation, and homogeneous input anti-collapse. The right-angle short hanging rod 811 forms a right-angle hoisting and perforated ceramic surface stay adjustment operation effect on the top of the through-hole hook ear frame 812.

[0043] The operation effect of the continuous and stable feeding of the cylinder knitting machine is achieved by the homogeneous placement of the spandex yarn raw material in the early stage, the pulling of the wire through the wire hanging truss 8, the hook ear right-angle rod 81 cooperating with the guide shoe plate groove frame 82, the engagement of the annular truss frame 83, the annular distribution of the homogeneous wire hoisting, and the auxiliary threading of the right-angle short hanging rod 811 and the through-hole hook ear frame 812.

[0044] The application achieves the cooperation of the yarn feeding device 3 and the wire suspension truss 8, the lifting of the lubricating yarn frame structure through the through hole of the ceramic surface hook ear straight rod 81, the homogeneous and smooth output of the yarn feeding device 31, the adjustment operation effect of the inner machine core air hole heart ring 4 of the whole spandex yarn cylinder knitting operation, the docking triangular piece yarn winding quality guarantee, the simple ceramic material can be combined with the complex knitting machine equipment to participate in the high quality work effect of maintaining the yarn, the double track winding deviation adjustment operation of the double groove shaft column 3111 of the I-shaped yarn feeding wheel 311, the use of the ceramic smooth surface and the overall process antistatic stability, the improvement of the equipment mobility and the product quality guarantee, so as to solve the problem that the fineness and the filament degree of the spandex yarn are high, which easily affects the overall toughness and elasticity and the tension of the polymer kneading and strand forming, but in the yarn feeding and feeding operation of the conventional cylinder knitting machine, the rigidity of the feeding device and the yarn suspension bracket is easy to cause the hardness friction of the bracket line and the suspension operation, which wears the overall fiber tightness and smoothness, causes the rough gap and the broken wire filament excessive burr scattering phenomenon, causes the deviation of the overall knitting operation, and affects the spandex yarn material input product quality and the finished quality.

[0045] The specific embodiments described herein are merely illustrative of the present application. Various modifications or changes in light thereof can be made by those skilled in the art to which the present application pertains without departing from the scope of the present application or exceeding the scope of the appended claims.

Claims

1. A spandex circular knitting machine based on ceramic face single wrap feed, the structure of which comprises: Electric control The machine case (1), the motor stack wheel seat (2), the yarn feeding device (3), the air hole heart ring (4), the ceiling frame ring (5), the net cover protection shell (6), the supporting wing plate (7), the wire suspension truss (8), and the reinforcing rib pipe (9) are characterized in that: The yarn feeding device (3) is provided with two or more than two and is nested with the ceiling frame ring (5) as a whole, the supporting wing plate (7) is inserted into the front side of the net cover protection shell (6), the net cover protection shell (6) is nested on the rear side of the electric control machine case (1), the air hole heart ring (4) is nested on the top of the net cover protection shell (6), the air hole heart ring (4) is installed in the inside of the ceiling frame ring (5), the motor stack wheel seat (2) is arranged on the left side of the ceiling frame ring (5), the wire suspension truss (8) is buckled with the reinforcing rib pipe (9), and the wire suspension truss (8) is nested on the top of the ceiling frame ring (5). The yarn feeding device (3) is provided with a wheel frame yarn feeding device (31), a double-rod support (32), a yarn wheel bearing ring (33), and a roller column (34). The wheel frame yarn feeding device (31) is installed at the bottom of the double-rod support (32), the wheel frame yarn feeding device (31) is inserted into the yarn wheel bearing ring (33) below, the double-rod support (32) is matched with the yarn wheel bearing ring (33), the roller column (34) is inserted into the rear side of the yarn wheel bearing ring (33), and the yarn wheel bearing ring (33) is provided with two or more than two and is nested with the ceiling frame ring (5) as a whole. The wire suspension truss (8) is composed of an ear right-angle rod (81), a guide shoe plate groove frame (82), and a ring truss frame (83), the ear right-angle rod (81) is inserted into the right side of the guide shoe plate groove frame (82), and the guide shoe plate groove frame (82) is buckled with the ring truss frame (83). The ear right-angle rod (81) is composed of a right-angle short suspension rod (811) and a through-hole ear bracket (812), the right-angle short suspension rod (811) is installed on the top of the through-hole ear bracket (812), and the right-angle short suspension rod (811) is inserted into the through-hole ear bracket (812).

2. A ceramic faced single wrap yarn feeding elastane circular knitting machine as claimed in claim 1 wherein: The wheel frame yarn feeding device (31) is composed of a double-line groove shaft column (3111) and a frame sleeve dish (3112), the frame sleeve dish (3112) is provided with two and is installed on the left and right sides of the double-line groove shaft column (3111), and the frame sleeve dish (3112) is nested with the double-line groove shaft column (3111) as a whole.

3. A single-end feed, ceramic-faced, elastane circular knitting machine according to claim 2, characterized in that: The motor stack wheel seat (2) is composed of a rope belt stack wheel block (21), a shaft column rod (22), and a motor box seat (23), the rope belt stack wheel block (21) is nested on the top of the shaft column rod (22), and the shaft column rod (22) is inserted into the top of the motor box seat (23).

4. A ceramic faced single wrap yarn feeding elastane circular knitting machine as claimed in claim 1 wherein: ​ 5. A ceramic faced single wrap yarn feeding elastane circular knitting machine as claimed in claim 1 wherein: The air hole heart ring (4) is composed of a row hole heart block (41), a grid frame ring groove (42), an air pressure gauge column (43) and a support rib column (44), the grid frame ring groove (42) is nested on the top of the row hole heart block (41), the air pressure gauge column (43) vertically penetrates the inside of the row hole heart block (41) and the grid frame ring groove (42), and the support rib column (44) is inserted into the right front side of the row hole heart block (41).

Images