CN217296716U

CN217296716U - Automatic winding equipment for heat preservation pipe

Info

Publication number: CN217296716U
Application number: CN202220402099.8U
Authority: CN
Inventors: 方杰; 周银狄
Original assignee: Ningbo Jingang Environmental Technology Co ltd
Current assignee: Ningbo Jingang Environmental Technology Co ltd
Priority date: 2022-02-25
Filing date: 2022-02-25
Publication date: 2022-08-26
Anticipated expiration: 2032-02-25

Abstract

The utility model discloses an automatic rolling equipment for insulating tube, including drive mechanism and coil pipe mechanism, drive mechanism includes motor, transfer line and cylinder, and coil pipe mechanism is including twining footpath blade, first connecting piece, flange and disc portion, the motor drives the transfer line and rotates, and the one end of transfer line is connected with the cylinder, and the other end is connected with first connecting piece, and disc portion overlaps on the transfer line, and the inner and the disc portion of each dish footpath blade are connected, and each dish footpath blade encloses into the round in disc portion, and first connecting piece is formed with a plurality of branching portions, and each branching portion orientation each dish footpath blade, and each flange is articulated mutually with each branching portion. The utility model discloses be provided with coil pipe mechanism and drive mechanism, can realize insulating tube automatic rolling, and through the part on the adjusting coil pipe mechanism, adjust at axial length and radial direction width when can realize the insulating tube rolling, and be convenient for take off from the machine after the insulating tube rolling is accomplished.

Description

Automatic winding equipment for heat preservation pipe

Technical Field

The utility model relates to an automatic winding equipment for insulating tube belongs to automation equipment technical field.

Background

Among the prior art, to hoses such as insulating tube in production process, because it is longer, no matter it is all comparatively inconvenient with the transportation, consequently, need form the roll-like with the insulating tube rolling under the general condition, to how the high efficiency with the quick rolling of insulating tube, design an automatic winding equipment for insulating tube, seem very meaningful.

Disclosure of Invention

The utility model aims at solving the above problems existing in the prior art, thereby providing an automatic winding device for a heat preservation pipe, being convenient for accomplish the rolling of heat preservation pipe.

The technical solution of the utility model is that: an automatic winding device for a heat preservation pipe comprises a transmission mechanism and a pipe coiling mechanism, wherein the transmission mechanism comprises a motor, a driving chain wheel, a transmission belt, a driven chain wheel, a transmission rod and an air cylinder, the pipe coiling mechanism comprises a plurality of plate diameter blades, a first connecting piece, a baffle edge and a disc-shaped part, the motor drives the driving chain wheel to rotate, the driving chain wheel is connected with the driven chain wheel through the transmission belt, the driven chain wheel is connected with the transmission rod, one end of the transmission rod is connected with the air cylinder, the other end of the transmission rod is connected with the first connecting piece, the disc-shaped part is sleeved on the transmission rod, the plurality of plate diameter blades and the baffle edge are arranged, the inner end of each plate diameter blade is connected with the disc-shaped part, each plate diameter blade surrounds a circle on the disc-shaped part, the first connecting piece is provided with a plurality of branch parts, each branch part faces each plate diameter blade, each flange is hinged with each disc diameter blade, and each flange is hinged with each bifurcation part.

Further, above-mentioned an automatic winding equipment for insulating tube, wherein: and a speed reducer is additionally arranged, the motor is connected with the speed reducer, and the speed reducer is connected with the driving chain wheel.

Further, above-mentioned an automatic winding equipment for insulating tube, wherein: under the natural state, the free end of each flange exceeds the outer surface of each disc diameter blade in the radial direction of the cylinder surrounded by each disc diameter blade.

Further, above-mentioned an automatic winding equipment for insulating tube, wherein: when the cylinder is retracted, the flanges are driven to turn over, and the free ends of the flanges do not exceed the outer surfaces of the disc diameter blades in the radial direction of the cylinder defined by the disc diameter blades.

Further, above-mentioned an automatic winding equipment for insulating tube, wherein: the cross section of the disc diameter blades is arc-shaped, and each disc diameter blade is enclosed into a hollow cylindrical structure.

Further, above-mentioned an automatic winding equipment for insulating tube, wherein: the disc diameter blades are provided with sliding grooves, width adjusting pieces are additionally arranged and are located between the disc-shaped portions and the flanges, width adjusting piece connecting pieces are arranged on the width adjusting pieces and are connected with the sliding grooves through bolts, so that the width adjusting pieces are installed on the outer surfaces of the disc diameter blades, and the fixing positions of the width adjusting pieces in the sliding groove ranges are adjustable.

Further, above-mentioned an automatic winding equipment for insulating tube, wherein: the disc diameter blades are connected with the disc portion through a second connecting piece, a sliding groove is formed in the disc portion, one end of the second connecting piece is inserted into the sliding groove of the disc portion, the position of the second connecting piece in the range of the sliding groove of the disc portion is adjustable, and the other end of the second connecting piece is hinged to the disc diameter blades.

Further, above-mentioned an automatic winding equipment for insulating tube, wherein: the two ends of each disc-diameter blade are respectively provided with a first disc-diameter blade connecting piece and a second disc-diameter blade connecting piece, the second connecting pieces are hinged to the first disc-diameter blade connecting pieces through first connecting shafts, the inner ends of the flanges are hinged to the corresponding second disc-diameter blade connecting pieces through second connecting shafts, and the inner ends of the flanges are hinged to the branch parts of the first connecting pieces through third connecting shafts.

Further, above-mentioned an automatic winding equipment for insulating tube, wherein: the rotary connection structure comprises a first connection part and a second connection part, the first connection part is connected with the second connection part, a bearing is arranged in the first connection part, a cavity is formed in the second connection part, the other end of the floating joint is connected with the second connection part, and the transmission rod is connected with the bearing.

Further, above-mentioned an automatic winding equipment for insulating tube, wherein: at least one width adjusting sheet is provided with a pressing plate.

The utility model discloses outstanding technological effect mainly embodies: the utility model discloses be provided with coil pipe mechanism and drive mechanism, can realize insulating tube automatic rolling, and through the part on the adjusting coil pipe mechanism, adjust at axial length and radial direction width when can realize the insulating tube rolling, and be convenient for take off from the machine after the insulating tube rolling is accomplished.

Drawings

FIG. 1 is a schematic view of the overall structure of the present invention;

FIG. 2 is a cross-sectional view of the coil mechanism and drive mechanism connection;

FIG. 3 is a schematic diagram showing a detailed connection of part A of FIG. 1;

FIG. 4 is another perspective schematic view of the coil mechanism;

FIG. 5 is a schematic view of a specific connection between a disk sheet and a disk portion;

FIG. 6 is a schematic view of the rib being connected to the disk diameter blade and the first connector;

FIG. 7 is a schematic view showing the state of the automatic winding apparatus when the thermal insulation pipe is taken out;

FIG. 8 is a schematic view of a disk diameter blade configuration;

FIG. 9 is a schematic view of a second connector construction;

FIG. 10 is a schematic view of a width adjustment tab construction;

FIG. 11 is a schematic view of the calandria mechanism;

fig. 12 is a schematic view of the tensioning mechanism.

In the figures, the reference numerals have the meaning: 1-case, 21-motor, 22-reducer, 23-drive sprocket, 24-main driven sprocket, 25-drive rod, 26-rotary connection structure, 261-bearing, 262-cavity, 27-floating joint, 28-cylinder, 31-disk diameter blade, 311-runner, 312-first disk diameter blade connection, 313-second disk diameter blade connection, 32-first connection, 33-width adjustment sheet connection, 34-flange, 35-disk portion, 36-second connection, 361-insert rod, 362-connection, 37-press plate, 41-mounting bracket, 42-Y axis movement mechanism bracket, 421-Y axis rail, 43-Y axis ball screw, 44-rotary disk, 45-X axis movement mechanism bracket, 451-X axis rail, 46-X axis ball screw, 47-motor, 48-tension mechanism connection, 49-tension mechanism, 491-side plate, 492-top plate, 493-grating, 494-transverse roller, 495-longitudinal roller, 5-central control screen.

Detailed Description

The present invention will be described in further detail with reference to the following detailed description and accompanying drawings.

As shown in fig. 1 to 5, the utility model relates to an automatic winding device for heat preservation pipe, which comprises a box body 1, a transmission mechanism and a coil pipe mechanism, wherein the transmission mechanism is installed on the box body 1, the transmission mechanism comprises a motor 21, a speed reducer 22, a driving sprocket 23, a transmission belt, a driven sprocket 24, a transmission rod 25 and a cylinder 28, the coil pipe mechanism comprises a plate diameter blade 31, a first connecting piece 32, a flange 34 and a disc part 35, the motor 21 is connected with the speed reducer 22, the speed reducer 22 is connected with the driving sprocket 23, the driving sprocket 23 is connected with the driven sprocket 24 through the transmission belt (not shown in the figure), the driven sprocket 24 is connected with the transmission rod 25, one end of the transmission rod 25 is connected with the cylinder 28, the other end of the transmission rod 25 is connected with the first connecting piece 32, the disc part 35 is sleeved on the transmission rod 25, the disc diameter blades 31 and the ribs 34 are multiple, the inner end of each disc diameter blade 31 is connected with the disc portion 35, each disc diameter blade 31 surrounds a circle on the disc portion 35, the first connecting piece 32 is provided with multiple branch portions, each branch portion faces the outer end of each disc diameter blade 31, one end of each rib 34 is hinged to the outer end of each disc diameter blade 31 and hinged to each branch portion, and in a natural state, the free end of each rib 34 exceeds the outer surface of each disc diameter blade 31 in the radial direction of a cylinder surrounded by each disc diameter blade 31.

As shown in fig. 1-3, the cross section of the disc diameter blades 31 is arc-shaped, each disc diameter blade 31 is surrounded into a circle to form a hollow cylindrical structure, when in use, the thermal insulation pipe is wound around the periphery of the cylindrical structure formed by the disc diameter blades 31, the motor 21 rotates to drive the driving sprocket 23 to rotate, the driving sprocket 23 drives the driven sprocket 24 to rotate through the transmission belt, the driven sprocket 24 drives the transmission rod 25 to rotate, so as to drive the disc part 35 and the disc diameter blades 31 to rotate, and the thermal insulation pipe can be rolled to form a roll shape. At this time, the free end of the rib 34 exceeds the outer surface of each disk diameter blade 31 in the radial direction of the circle formed by the disk diameter blades 31, so that the heat-insulating pipe can be prevented from falling off from the disk diameter blades 31.

As shown in fig. 3, 4, 8 and 10, a sliding groove 311 is provided on the disc diameter blade 31, a width adjustment piece 33 is further provided, each width adjustment piece 33 is installed on the outer surface of the disc diameter blade 31, the width adjustment piece 33 is located between the disc portion 35 and the rib 34, a width adjustment piece connector 331 is provided on the width adjustment piece 33, the width adjustment piece connector 331 is connected with the sliding groove 311 through a bolt, so that the fixed position of the width adjustment piece 33 in the range of the sliding groove 311 is adjustable, when the thermal insulation pipe is rolled up, the thermal insulation pipe is limited between the width adjustment piece 33 and the rib 34, and the width of the thermal insulation pipe in the axial direction when the thermal insulation pipe is rolled up can be realized by adjusting the position of the width adjustment piece 33 on the disc diameter blade 31.

As shown in fig. 3, 5 and 9, the disc diameter blades 31 and the disc portion 35 are connected by a second connecting member 36, the disc portion 35 is provided with a sliding slot, the second connecting member 36 includes an insertion rod 361 and a connecting portion 362, the insertion rod 361 is connected with the connecting portion 362, the insertion rod 361 is inserted into the sliding slot of the disc portion 35, the position of the insertion rod in the sliding slot of the disc portion 35 is adjustable, and the connecting portion 362 is hinged to the disc diameter blades 31. By adjusting the position of the second connecting member 36 in the sliding slot of the disk portion 35, the radius of the cylinder surrounded by the disk-diameter blades 31 can be realized, and the width of the heat preservation pipe in the radial direction when the heat preservation pipe is rolled up can be realized.

As shown in fig. 7, after the thermal insulation pipe is completely rolled up, the cylinder 28 contracts to apply force, so as to drive the transmission rod 25 to retract, at this time, the first connecting member 32 retracts toward the inner side of the disc diameter blades 31, because the end of the rib 34 is hinged to the first connecting member 32 and the disc diameter blades 31, at this time, the first connecting member 32 can drive the rib 34 to turn over by about 90 degrees, at this time, the free end of each rib 34 does not exceed each disc diameter blade 31 in the radial direction of the cylinder surrounded by each disc diameter blade 31, and at the same time, the outer end of each disc diameter blade 31 retracts inward, so as to facilitate taking down the thermal insulation pipe which is rolled up and formed.

Preferably, as shown in fig. 1, the motor 21, the reducer 22 and the driving sprocket 23 are connected to form a whole, the whole is connected to the box 1 through a fixing bracket, the cylinder 28 is also fixedly connected to the box 1 through a fixing bracket, a connecting rod bracket is further provided, the bottom end of the connecting rod bracket is fixedly connected to the box 1, and a through hole is provided on the connecting rod bracket, the driving rod 25 penetrates through the through hole, and the through hole does not prevent the driving rod 25 from rotating. Here, it is necessary that the reduction gear 22 is preferably provided between the motor 21 and the driving sprocket 23, and the motor 21 and the driving sprocket 23 may be directly connected to each other.

As shown in fig. 1 and 2, a rotary connection structure 26 and a floating joint 27 are further provided, the cylinder 28 is connected with one end of the floating joint 27, the rotary connection structure 26 comprises a first connection part and a second connection part, the first connection part is connected with the second connection part, a bearing 261 is arranged in the first connection part, the end of the transmission rod 25 is connected with the bearing 261, a cavity 262 is formed in the second connection part, the other end of the floating joint 27 is connected with the second connection part, the transmission rod 25 can rotate relative to the rotary connection structure 26 due to the connection of the transmission rod 25 with the bearing 261 in the rotary connection structure 26, and the cavity 262 is formed in the second connection part, so that the direct contact between the transmission rod 25 and the cylinder 28 is avoided, and the cylinder 28 is prevented from rotating together with the transmission rod 25.

Preferably, as shown in fig. 4, 6 and 7, a pressing plate 37 is provided on at least one of the width adjusting pieces 33, and the pressing plate 37 is used for pressing the end of the insulating tube and preventing the insulating tube from falling off the disk diameter blades 31 when the insulating tube is rolled up. As shown in fig. 2, 5 and 7, the disc diameter blades 31 are respectively provided at both ends thereof with a first disc diameter blade connector 312 and a second disc diameter blade connector 313, and the connecting portion 362 is hinged to the first disc diameter blade connector 312 via a first connecting shaft. As shown in fig. 2, 4 and 6, the inner end of each rib 34 is hinged to the corresponding second disc-diameter blade connecting member 313 through a second connecting shaft, and the inner end of each rib 34 is hinged to each branch of the first connecting member 32 through a third connecting shaft. The number of the width adjusting sheets 33, the number of the flanges 34 and the number of the disc diameter blades 31 can be 4-8.

As shown in fig. 11 and 12, the utility model discloses on still be equipped with a calandria mechanism, arrange at coil pipe mechanism axial direction is automatic when can realizing the insulating tube rolling through setting up calandria mechanism, remove the work of artifical manual calandria from, improved work efficiency greatly. Calandria mechanism includes installing support 41, Y axle moving mechanism, X axle moving mechanism and straining device 49, installing support 41 and 1 fixed connection of box, Y axle mechanism and 41 fixed connection of installing support, X axle moving mechanism is connected with Y axle moving mechanism, X axle moving mechanism can take place relative movement with Y axle moving mechanism in longitudinal direction, straining device 49 is connected with X axle moving mechanism, straining device 49 takes place relative movement with X axle moving mechanism in the transverse direction, straining device 49 is front and back open-ended cavity structure, and is equipped with at least a pair of roller in the cavity, the roller can compress tightly spacing insulating tube.

Specifically, the Y-axis moving mechanism includes a Y-axis moving mechanism support 42, a Y-axis ball screw 43 and a Y-axis forcing mechanism, a Y-axis rail 421 is longitudinally arranged on the Y-axis moving mechanism support 42, the X-axis moving mechanism includes an X-axis moving mechanism support 45, an X-axis ball screw 46 and an X-axis forcing mechanism, a transversely arranged X-axis rail 451 is arranged on the X-axis moving mechanism support 45, the Y-axis ball screw 43 is connected to the Y-axis moving mechanism support 42, one end of the Y-axis ball screw 43 is provided with the Y-axis forcing mechanism, the X-axis moving mechanism support 45 is connected to the Y-axis ball screw 43, the X-axis moving mechanism support 45 is slidably connected to the Y-axis rail 421, the tensioning mechanism 49 is connected to the X-axis ball screw 46, and the tensioning mechanism 49 is slidably connected to the X-axis rail 451.

Specifically, the Y-axis forcing mechanism may be selected from the turntable 44 or the motor, and the slider on the Y-axis ball screw 43 may be moved by rotating the turntable 44 or the motor, and the X-axis forcing mechanism is preferably selected from the motor 47. The tension mechanism 49 is connected to the X-axis ball screw 46 through a tension mechanism connection 48, and the tension mechanism connection 48 is slidably connected to the wire rail 451.

As shown in fig. 11 and 12, the tensioning mechanism 49 includes a left side plate 491, a right side plate 491, a top plate 492, and a bottom plate, the left side plate and the right side plate are disposed oppositely, the top plate 492 and the bottom plate are respectively connected to the upper and lower sides of the left side plate 491 and the right side plate 491, the rollers include at least a pair of longitudinal rollers 495 and a pair of transverse rollers 494, the two longitudinal rollers 495 are respectively connected to the left side plate 491 and the right side plate 491, the two transverse rollers 494 are respectively connected to the top plate 492 and the bottom plate, the longitudinal rollers 495 and the transverse rollers 494 are "well" shaped in cross section, the thermal insulation tube passes through a limiting opening formed by the longitudinal rollers 495 and the transverse rollers 494 and disposed in the middle, preferably, as shown in fig. 12, the longitudinal rollers 495 are provided with two pairs, and the transverse rollers 494 are also provided with two pairs. And the inner sides of the left side plate and the right side plate are provided with gratings 493 for detecting whether the heat preservation pipe passes through.

As shown in fig. 6, a hollow screen 5 is further provided, the hollow screen is fixedly connected to the box body 1 through a connecting support, the rotation speed of the coil pipe mechanism can be realized by adjusting the hollow screen 5, the flanges of the coil pipe mechanism are controlled to be in an opening or closing state, and the movement displacement of the X-axis moving mechanism on the pipe arranging mechanism is controlled.

The working principle of the utility model is as follows, the height of the pipe arranging mechanism is adapted to the height of the coil pipe mechanism by adjusting the Y-axis moving mechanism, the positions of the coil diameter blades 31 and the width adjusting sheets 35 are adjusted according to the needs, then the reciprocating distance of the tensioning mechanism 49 on the X-axis moving mechanism is set, the insulating pipe is pulled out from the tensioning mechanism 49 on the pipe arranging mechanism, then one end of the insulating pipe is pulled to the coil pipe mechanism, and is fixed by the pressing plate 37, then the coil pipe mechanism is driven to rotate by the rotation of the motor 21 to roll the insulating pipe on the coil pipe mechanism, the insulating pipe is limited between the width adjusting sheets 35 and the flanges 34, the tensioning mechanism 49 reciprocates back and forth on the X-axis moving mechanism, so that the insulating pipe forms a plurality of layers in the limited range according to the needs, after the rolling work is completed, the cylinder 28 retracts, the flanges 34 turn over, the outer ends of the coil diameter blades 31 are adjusted to offset to the circle center, the heat preservation pipe is convenient to take down.

Can see through the above description, the utility model discloses be provided with coil pipe mechanism and drive mechanism, can realize insulating tube automatic rolling, and through the part on the adjusting coil pipe mechanism, adjust at axial length and radial direction width when can realizing the insulating tube rolling, and be convenient for take off from the machine after the insulating tube rolling is accomplished. And through setting up calandria mechanism, be convenient for taut insulating tube when the insulating tube rolling, the X moving mechanism through control calandria mechanism can realize that the insulating tube is arranged into the multilayer in the within range is automatic, has removed artifical manual control process from, has improved work efficiency greatly.

The above is only the typical example of the utility model, in addition, the utility model can also have other multiple concrete implementation manners, and the technical scheme that all adopt equivalent replacement or equivalent transform to form all falls within the scope of the utility model.

Claims

1. The utility model provides an automatic winding equipment for insulating tube which characterized in that: the coil pipe mechanism comprises a motor (21), a driving chain wheel (23), a transmission belt, a driven chain wheel (24), a transmission rod (25) and an air cylinder (28), wherein the coil pipe mechanism comprises a coil diameter blade (31), a first connecting piece (32), a flange (34) and a disc-shaped part (35), the motor (21) drives the driving chain wheel (23) to rotate, the driving chain wheel (23) is connected with the driven chain wheel (24) through the transmission belt, the driven chain wheel (24) is connected with the transmission rod (25), one end of the transmission rod (25) is connected with the air cylinder (28), the other end of the transmission rod (25) is connected with the first connecting piece (32), the disc-shaped part (35) is sleeved on the transmission rod (25), the coil diameter blades (31) and the flange (34) are provided with a plurality of parts, and the inner end of each coil diameter blade (31) is connected with the disc-shaped part (35), and each disc diameter blade (31) is encircled into a circle on the disc-shaped part (35), the first connecting piece (32) is provided with a plurality of branch parts, each branch part faces each disc diameter blade (31), each rib (34) is hinged with each disc diameter blade (31), and each rib (34) is hinged with each branch part.

2. The automatic winding device for the thermal insulation pipe according to claim 1, characterized in that: and a speed reducer (22) is additionally arranged, the motor (21) is connected with the speed reducer (22), and the speed reducer (22) is connected with a driving chain wheel (23).

3. The automatic winding device for the thermal insulation pipe according to claim 1, characterized in that: in a natural state, the free end of each rib (34) exceeds the outer surface of each disc diameter blade (31) in the radial direction of the cylinder surrounded by each disc diameter blade (31).

4. The automatic winding device for the thermal insulation pipe according to claim 1, characterized in that: when the cylinder (28) is retracted, the flanges (34) are driven to turn over, and the free ends of the flanges (34) do not exceed the outer surfaces of the disc diameter blades (31) in the radial direction of a cylinder surrounded by the disc diameter blades (31).

5. The automatic winding device for the thermal insulation pipe according to claim 1, characterized in that: the cross section of the disc diameter blades (31) is arc-shaped, and each disc diameter blade (31) is enclosed into a hollow cylindrical structure.

6. The automatic winding device for the thermal insulation pipe according to claim 1, characterized in that: be equipped with spout (311) on dish footpath blade (31), be equipped with width control piece (33) in addition, width control piece (33) are in between discoid portion (35) and flange (34), be equipped with width control piece connecting piece (331) on width control piece (33), width control piece connecting piece (331) are connected with spout (311) through the bolt for each width control piece (33) are installed in the surface of dish footpath blade (31), and the fixed position of width control piece (33) in spout (311) within range is adjustable.

7. The automatic winding device for the thermal insulation pipe according to claim 1, characterized in that: the disc diameter blades (31) are connected with the disc-shaped portion (35) through second connecting pieces (36), a sliding groove is formed in the disc-shaped portion (35), one end of each second connecting piece (36) is inserted into the sliding groove of the disc-shaped portion (35), so that the position of each second connecting piece (36) in the range of the sliding groove of the disc-shaped portion (35) can be adjusted, and the other end of each second connecting piece (36) is hinged to the disc diameter blades (31).

8. The automatic winding device for the thermal insulation pipe according to claim 7, characterized in that: the two ends of the disc diameter blade (31) are respectively provided with a first disc diameter blade connecting piece (312) and a second disc diameter blade connecting piece (313), the second connecting piece (36) is hinged to the first disc diameter blade connecting piece (312) through a first connecting shaft, the inner end of each rib (34) is hinged to the corresponding second disc diameter blade connecting piece (313) through a second connecting shaft, and the inner end of each rib (34) is hinged to each branched part of the first connecting piece (32) through a third connecting shaft.

9. The automatic winding device for the thermal insulation pipe according to claim 1, characterized in that: the rotary connecting structure (26) and the floating joint (27) are further arranged, the air cylinder (28) is connected with one end of the floating joint (27), the rotary connecting structure (26) comprises a first connecting portion and a second connecting portion, the first connecting portion is connected with the second connecting portion, a bearing (261) is arranged in the first connecting portion, a cavity (262) is formed in the second connecting portion, the other end of the floating joint (27) is connected with the second connecting portion, and the transmission rod (25) is connected with the bearing (261).

10. The automatic winding device for the thermal insulation pipe according to claim 6, characterized in that: at least one width adjusting sheet (33) is provided with a pressure plate (37).