CN115319183A

CN115319183A - Cutting off machine is used in body-building apparatus production

Info

Publication number: CN115319183A
Application number: CN202211249823.9A
Authority: CN
Inventors: 季勇康
Original assignee: Jiangsu Yatai Fitness Co ltd
Current assignee: Jiangsu Yatai Fitness Co ltd
Priority date: 2022-10-12
Filing date: 2022-10-12
Publication date: 2022-11-11

Abstract

The invention discloses a cutting machine tool for producing fitness equipment, which comprises a machine base, wherein two annular frames are arranged on the machine base, a conveying box is jointly and rotatably arranged on the two annular frames, a cutting box is fixedly arranged on one annular frame, a plurality of annular sliding grooves distributed at equal intervals are symmetrically formed in the inner end wall of the conveying box, an adjusting screw rod is rotatably arranged in each sliding groove, a sliding block sleeved on the adjusting screw rod in a threaded manner is slidably arranged in each sliding groove, two symmetrical sliding blocks are jointly provided with fixing frames, and a conveying wheel is rotatably arranged in each fixing frame. According to the invention, the pipe is synchronously prevented from slipping during conveying through conveying linkage, clamping looseness or over-tight clamping caused by the deviation of a clamping center is avoided through clamping distance adjustment linkage, the use reliability of the machine tool is increased, the cutting precision of the machine tool is improved, the cutting production efficiency of the machine tool is increased, and dust-free machining is realized through internal rotary cutting, so that the volume is smaller and the speed is higher.

Description

Cutting off machine is used in body-building apparatus production

Technical Field

The invention relates to the technical field of pipe cutting, in particular to a cutting machine tool for producing fitness equipment.

Background

The body-building apparatus is mostly composed of a plurality of straight pipes and bent pipes by welding, the pipes are welded before being cut into a section of pipes according to specifications, the existing pipe cutting machine tool generally independently controls a plurality of conveying rollers to convey raw pipes by a plurality of motors, the motors are started and stopped for a long time, the condition that the number of rotation turns is inconsistent exists, the asynchronous phenomenon exists in the conveying process, the phenomenon of slipping of the pipes is caused, the conveying precision is influenced, the outer walls of the pipes are easily abraded, the production quality of the pipes is influenced, the existing cutting machine tool generally adopts a cutting machine with a blade radius larger than the diameter of the pipes to cut, the cutting speed is slow, the larger space is occupied, the volume of the machine tool is increased, and when the pipes with different pipe diameters are clamped and conveyed and adjusted, the corresponding motors are required to be independently adjusted, the clamping center is easily deviated, the condition of over-loose or over-tight clamping is caused, and the phenomenon of slipping or bending of the pipes is caused.

Disclosure of Invention

The invention aims to solve the problems that in the prior art, a plurality of motors independently control conveying and pipe diameter adjustment, the conveying slip phenomenon and the pipe bending phenomenon are easy to occur, the pipe production quality is influenced, the cutting speed is low and the occupied space is large by adopting a large blade, and provides a cutting machine tool for the production of fitness equipment.

In order to achieve the purpose, the invention adopts the following technical scheme:

the utility model provides a cutting off machine tool is used in fitness equipment production, includes the frame, install two annular framves on the frame, common rotation installs the transport case on two annular framves, and fixed mounting has the cutting case on one of them annular frame, the spout that a plurality of annular equidistance distribute is seted up to the symmetry on the inner end wall of transport case, every all rotate in the spout and install adjusting screw, every equal slidable mounting has the slider on adjusting screw, two of symmetry in the spout equal fixed frame, every all install fixed frame, every all rotate in the fixed frame and install the delivery wheel, every two shaft of delivery wheel all extend to the outside and fixed mounting of fixed frame have the gangbar, every the one end that the delivery wheel was kept away from to the gangbar all installs spacing sleeve pipe, adjacent two all slide jointly between the spacing sleeve pipe and insert and be equipped with the actuating lever, annular equidistance is inserted and is equipped with a plurality of pneumatic cylinders on the lateral wall of cutting case, every the centripetal end of pneumatic cylinder all extends to the cutting incasement and seals and slides and is equipped with two piston rods, every all install the cutting machine seat jointly on two piston rods of pneumatic cylinder, all install the outer wall of the rotary gear on the frame, the motor of rotary gear and the rotatory ring cooperation of motor.

Further, negative pressure pump and dirt bits filter box are installed respectively to the bottom of frame, the exhaust tube is installed to the negative pressure end of negative pressure pump, the one end that negative pressure pump was kept away from to the exhaust tube is inserted and is established on the dirt bits filter box, install the negative pressure pipe on the dirt bits filter box, the one end that dirt bits filter box was kept away from to the negative pressure pipe is inserted and is established the bottom of cutting box and the inside of intercommunication cutting box.

Further, two delivery openings have been seted up to the symmetry between two parties on the both ends lateral wall of delivery box, two material mouths have been seted up to the symmetry between two parties on the both ends lateral wall of cutting box, two the diameter of material mouth equals with the diameter of two delivery openings, two the axis of material mouth coincides with the axis of two delivery openings, two hydraulic telescoping frames, every are installed to the symmetry on the frame the last expansion end of hydraulic telescoping frame all installs the arc layer board, two the arc layer board is located the delivery opening department of keeping away from the cutting box respectively and keeps away from the material mouth department of delivery box.

Furthermore, two annular chambers are symmetrically arranged in the end wall of the conveying box, each annular chamber is internally and rotatably provided with a synchronous bevel gear ring, a plurality of driving grooves which are symmetrically distributed in an annular mode are symmetrically arranged on the inner end wall of the conveying box, each driving groove is located on the centrifugal side of the sliding groove, the smooth end of each adjusting screw rod extends into the driving groove and is provided with a driving bevel gear, the bottom of each driving groove is provided with a communicating port communicated with the annular chambers, the outer side of each driving bevel gear penetrates through the communicating port and is matched with the corresponding synchronous bevel gear ring, a plurality of adjusting motors are fixedly arranged on the outer side wall of the conveying box in an annular equidistant mode, and one end, far away from the sliding groove, of each adjusting screw rod extends to the outer side of the conveying box and is fixedly connected with a crankshaft of the corresponding adjusting motor.

Further, every all fixed cover is equipped with the drive worm wheel between two parties on the actuating lever, a plurality of driving motor, every are installed to annular equidistance on the lateral wall of delivery box the spindle of driving motor all extends to in the delivery box and fixed mounting has the drive worm, every the fixed plate is all installed at the both ends of drive worm, every the fixed plate is all fixed on the inner end wall of delivery box, every the drive worm all cooperates with the drive worm wheel that corresponds.

Further, the conveying box has been kept away from and has been seted up annular electricity groove on the one end lateral wall of cutting case, the notch slidable mounting of annular electricity groove has annular closing cap, the connector is installed to the lower extreme of annular closing cap, the spool is installed to the lower extreme of connector, the lower extreme of spool is fixed to be inserted and is established on the frame, the upper end of connector extends to in the annular electricity groove and installs row brush, insulating installation has annular winding displacement on the interior diapire of annular electricity groove, arrange brush sliding contact annular winding displacement.

Has the advantages that: avoid tubular product to carry the skid through carrying the linkage in step, avoid the centre gripping skew to lead to the centre gripping not hard up or centre gripping tension through centre gripping interval adjustment linkage, increase the reliability that the lathe used, improve lathe cutting accuracy, increase lathe cutting production efficiency, and realize dustless processing through inside rotatory cutting, the volume is littleer, and speed is faster.

Drawings

FIG. 1 is a schematic structural diagram of a cutting machine for producing fitness equipment according to the present invention;

FIG. 2 is a schematic structural view of a conveying box part of a cutting machine for producing fitness equipment, which is provided by the invention;

FIG. 3 is a schematic structural diagram of a cutting box of a cutting machine for producing fitness equipment according to the present invention;

FIG. 4 is a schematic structural view of a synchronous bevel gear ring part of a cutting machine for producing fitness equipment, which is provided by the invention;

FIG. 5 is a schematic structural view of an annular electric tank of a cutting machine for producing fitness equipment, which is provided by the invention;

fig. 6 is an enlarged view of a portion a in fig. 2.

In the figure: the device comprises a base 1, a hydraulic telescopic frame 11, an arc supporting plate 12, an annular frame 13, a negative pressure pump 14, an air suction pipe 15, a conveying box 2, a gear ring 21, a sliding groove 22, a driving groove 23, an annular cavity 24, a communication port 25, a synchronous bevel gear ring 26, an annular electric groove 27, an annular flat cable 28, a conveying port 29, a cutting box 3, a hydraulic cylinder 31, a piston rod 32, a cutting machine 33, a material port 34, a dust filtering box 4, a negative pressure pipe 41, a rotating motor 5, a rotating gear 51, an adjusting screw 6, a driving bevel gear 61, a sliding block 62, a fixed frame 63, a conveying wheel 64, a linkage rod 65, a universal joint 66, a limiting sleeve 67, a driving rod 68, a driving worm wheel 69, a driving motor 7, a driving worm 71, a fixed plate 72, an adjusting motor 8, an annular sealing cover 9, a connector 91, a wire tube 92 and a row brush 93.

Detailed Description

Referring to fig. 1-6, a cutting machine tool for fitness equipment production, including frame 1, install two annular frame 13 on the frame 1, common rotation installs delivery box 2 on two annular frame 13, fixed mounting has cutting box 3 on one of them annular frame 13, the spout 22 that a plurality of annular equidistance distribute is seted up to the symmetry on the inner end wall of delivery box 2, all rotate in each spout 22 and install adjusting screw 6, all slidable mounting has the slider 62 of threaded sleeve cover on adjusting screw 6 in each spout 22, all install fixed frame 63 on two symmetrical sliders 62 jointly, all rotate in each fixed frame 63 and install delivery wheel 64, two wheel axles of each delivery wheel 64 all extend to the outside of fixed frame 63 and fixed mounting has gangbar 65, the one end that every gangbar 65 kept away from delivery wheel 64 all installs universal joint 66, the one end that every universal joint 66 kept away from gangbar 65 all installs limit sleeve 67, all slidable insertion has a drive rod 68 between two adjacent limit sleeve 67, annular equidistance is inserted and is equipped with a plurality of pneumatic cylinders 31 on the lateral wall of cutting box 3, the centripetal end of each pneumatic cylinder 31 all extends to the cutting box 3 and the sealed motor 21 is equipped with the outer lateral wall of two rotary gear piston rod 21 and the rotary motor 21 and the rotary gear 21 is installed on the rotary motor 21.

When the adjusting screws 6 rotate, the sliding blocks 62 can slide in the sliding grooves 22, so that the fixed frame 63 can be driven to move, the conveying wheels 64 can move, that is, when the adjusting screws 6 rotate synchronously, the conveying wheels 64 can move synchronously, the clamping diameter among the conveying wheels 64 is increased or reduced, and the clamping and conveying of pipes with different specifications are realized;

when the driving rod 68 rotates, the limiting sleeves 67 on the two sides can be driven to rotate, the limiting sleeves 67 can drive the linkage rod 65 to rotate through the universal joint 66, so that the conveying wheels 64 rotate, the conveying wheels 64 are sequentially connected end to end through the linkage rod 65, the universal joint 66, the limiting sleeves 67 and the driving rod 68, and the conveying wheels 64 can synchronously rotate, namely, when the conveying wheels 64 clamp and convey pipes, the conveying wheels 64 and the pipes cannot slip, namely, the surfaces of the pipes cannot be damaged, and the accuracy of conveying length can be increased;

tubular product is carried to cutting box 3 in by a plurality of delivery wheels 64 from delivery box 2 and is cut, rotating electrical machines 5 can drive gear ring 21 through rotatory gear 51 and rotate, make delivery box 2 rotate, then can make a plurality of delivery wheels 64 centre gripping tubular product in delivery box 2 rotate, make tubular product can be cut off fast, and improve production efficiency, and the blade radius of cutting machine 33 need not to be greater than the tubular product diameter, only need the blade radius be greater than the pipe wall thickness can, can effectively reduce the volume of cutting machine 33.

Negative pressure pump 14 and dirt bits filter box 4 are installed respectively to the bottom of frame 1, and exhaust tube 15 is installed to the negative pressure end of negative pressure pump 14, and exhaust tube 15 keeps away from the one end of negative pressure pump 14 and inserts and establish on dirt bits filter box 4, installs negative pressure pipe 41 on the dirt bits filter box 4, and the one end that dirt bits filter box 4 was kept away from to negative pressure pipe 41 is inserted and is established the bottom of cutting case 3 and communicate the inside of cutting case 3.

The negative pressure pump 14 generates negative pressure in the dust filter box 4 through the exhaust pipe 15, the dust filter box 4 generates negative pressure suction at the bottom of the cutting box 3 through the negative pressure pipe 41, and dust generated by cutting in the cutting box 3 is sucked into the dust filter box 4 through the negative pressure pipe 41 to be collected, so that dust-free production and processing are realized.

Two delivery port 29 have been seted up to the symmetry in the middle on the both ends lateral wall of delivery box 2, two material mouths 34 have been seted up to the symmetry in the middle on the both ends lateral wall of cutting box 3, the diameter of two material mouths 34 equals with the diameter of two delivery port 29, the axis of two material mouths 34 and the axis coincidence of two delivery port 29, two hydraulic telescoping frames 11 are installed to the symmetry on the frame 1, arc layer board 12 is all installed to the last expansion end of every hydraulic telescoping frame 11, two arc layer boards 12 are located the delivery port 29 department of keeping away from cutting box 3 and the material mouth 34 department of keeping away from delivery box 2 respectively.

The pipe is sent into from the delivery port 29 of keeping away from cutting case 3 and makes it carry by a plurality of delivery wheel 64 centre gripping, then send out and enter into the material mouth 34 that is close to delivery case 2 from the delivery port 29 that is close to cutting case 3, then shift out from the material mouth 34 of keeping away from delivery case 2, then the pipe is cut in cutting case 3, and the length of cutting case 3 is far less than the length of delivery case 2, make after the pipe cuts off, the length that is located the cutting case 3 outside is more than or equal to the length that is located the cutting case 3 inboard, avoid the pipe to fall into cutting case 3, hydraulic telescoping frame 11 can be according to the height of the diameter adjustment arc layer board 12 of pipe, make pipe arrange the arc layer board 12 in, the axis of pipe and the coincidence of delivery port 29.

Two annular chambers 24 have been seted up to the symmetry in the end wall of delivery box 2, equal rotation installs synchronous bevel gear ring 26 in every annular chamber 24, the drive groove 23 of a plurality of annular symmetric distributions is seted up to the symmetry on the interior end wall of delivery box 2, every drive groove 23 all is located spout 22's centrifugation side, the smooth end of every adjusting screw 6 all extends to in the drive groove 23 and installs drive bevel gear 61, the intercommunication mouth 25 of intercommunication annular chamber 24 is all seted up to the bottom of every drive groove 23, the outside of every drive bevel gear 61 all passes intercommunication mouth 25 and cooperates with corresponding synchronous bevel gear ring 26, annular equidistance fixed mounting has a plurality of adjusting motor 8 on the lateral wall of delivery box 2, the one end that spout 22 was kept away from to every adjusting screw 6 all extends to the outside of delivery box 2 and with the spindle fixed connection who corresponds adjusting motor 8.

A plurality of adjustment motors 8 divide the activestandby to use, only one adjustment motor 8 work at every turn, all the other adjustment motors 8 prevent that the fault condition takes place to lead to leading to unable regulation as redundancy, adjustment motors 8 can drive adjusting screw 6 and rotate, adjusting screw 6 rotates and makes drive bevel gear 61 rotate, then drive bevel gear 61 drives synchronous bevel ring gear 26 and rotates, then pivoted synchronous bevel ring gear 26 makes a plurality of drive bevel gears 61 synchronous rotations, make the rotation of a plurality of adjusting screw 6 synchronous, can make a plurality of delivery wheels 64 displacement equal promptly, it leads to the delivery wheel 64 to remove inconsistently to avoid appearing regulating error, thereby it leads to the tubular product to carry the skid or the centre gripping is too tight to lead to the tubular product crooked condition to take place to appear the centre gripping not hard up, increase the reliability that the lathe used.

A driving worm wheel 69 is fixedly sleeved in the center of each driving rod 68, a plurality of driving motors 7 are installed on the outer side wall of the conveying box 2 in an annular and equidistant mode, a machine shaft of each driving motor 7 extends into the conveying box 2 and is fixedly provided with a driving worm 71, fixing plates 72 are installed at two ends of each driving worm 71, each fixing plate 72 is fixed on the inner end wall of the conveying box 2, and each driving worm 71 is matched with the corresponding driving worm wheel 69.

The driving motors 7 are used as main and standby driving motors, that is, only one driving motor 7 works at a time, the other driving motors 7 are used as redundancy to prevent failure, so that driving cannot be driven, the driving motor 7 can drive the driving worm 71 to rotate, the driving worm 71 can drive the driving worm wheel 69 to rotate, the driving worm wheel 69 can drive the driving rod 68 to rotate, when the conveying wheels 64 move, the limiting sleeve 67 is driven to move through the linkage rod 65 and the universal joint 66, so that the limiting sleeve 67 slides on the driving rod 68 and drives the driving rod 68 to radially move, the driving worm wheel 69 rolls on the driving worm 71, and the rotation of the driving worm 71 and the rolling of the driving worm wheel 69 on the driving worm 71 do not influence each other.

The side wall of one end, far away from the cutting box 3, of the conveying box 2 is provided with an annular electric groove 27, a notch of the annular electric groove 27 is slidably provided with an annular sealing cover 9, the lower end of the annular sealing cover 9 is provided with a connector 91, the lower end of the connector 91 is provided with a wire pipe 92, the lower end of the wire pipe 92 is fixedly inserted into the machine base 1, the upper end of the connector 91 extends into the annular electric groove 27 and is provided with a row brush 93, the inner bottom wall of the annular electric groove 27 is provided with an annular flat cable 28 in an insulating mode, and the row brush 93 is in sliding contact with the annular flat cable 28.

When the conveying box 2 rotates on the annular frame 13, relative rotation can be generated between the conveying box 2 and the annular sealing cover 9, the annular sealing cover 9 can avoid ash entering in the annular electric groove 27 to influence contact conductivity, the annular flat cable 28 is in sliding contact with the row brush 93 to be conducted, power can be supplied to the driving motor 7 and the adjusting motor 8, communication control is achieved, and complex circuit design is omitted.

Specifically, according to the diameter of the pipe to be processed, the height of the hydraulic expansion bracket 11 is controlled, so that the pipe is placed on the arc-shaped supporting plate 12, the axis of the pipe can coincide with the axis of the conveying port 29, the adjusting motor 8 works to rotate the adjusting screw 6, the driving bevel gear 61 rotates and drives the synchronous bevel ring 26 to rotate, the plurality of driving bevel gears 61 synchronously rotate, the plurality of adjusting screws 6 synchronously rotate, the plurality of sliding blocks 62 synchronously slide in the sliding groove 22 for the same distance, the plurality of fixing frames 63 drive the plurality of conveying wheels 64 to move for the same distance, the clamping diameter among the plurality of conveying wheels 64 is equal to the outer diameter of the pipe, and then the pipe is pushed into the conveying boxes 2 from the conveying port 29;

the driving motor 7 works to enable the driving worm 71 to rotate and drive the driving worm wheel 69 to rotate, so that the driving rod 68 rotates and drives the limiting sleeves 67 on two sides to rotate, then the two universal joints 66 drive the two linkage rods 65 to rotate, so that the two conveying wheels 64 rotate synchronously, the two conveying wheels 64 and the rest conveying wheels 64 are connected through the linkage rods 65, the universal joints 66 and the limiting sleeves 67 and the driving rod 68, so that the plurality of conveying wheels 64 rotate synchronously, a pipe entering the plurality of conveying wheels 64 is clamped and conveyed into the cutting box 3 through the conveying openings 29 and the material openings 34, the pipe enters the cutting box 3 and then is discharged from the material openings 34 on the other side, when the pipe reaches a set cutting length, the plurality of hydraulic cylinders 31 drive the plurality of conveying wheels 64 to rotate according to the diameter and the side wall thickness of the pipe, the cutting machine 33 is pushed to move radially through the piston rod 32 to cut the pipe, so that a blade of the cutting machine 33 penetrates through the outer wall of the pipe, the rotating motor 5 drives the gear ring 21 to rotate through the rotating gear 51, so that the conveying box 2 rotates and drives the plurality of conveying wheels 64 to rotate, so that the plurality of conveying wheels 64 drive the pipe to rotate, the pipe is cut off, and the pipe is pushed to be discharged from the discharging material from the discharging opening 34, and discharged from the discharging opening, and discharged from the discharging pipe.

Claims

1. The utility model provides a cutting off machine for the production of body-building apparatus, includes frame (1), its characterized in that, install two annular frame (13) on frame (1), rotate jointly on two annular frame (13) and install transport case (2), fixed mounting has cutting box (3) on one of them annular frame (13), spout (22) that a plurality of annular equidistance distribute are seted up to the symmetry on the inner end wall of transport case (2), every all rotate in spout (22) and install adjusting screw (6), every equal slidable mounting has threaded sleeve to establish slider (62) on adjusting screw (6) in spout (22), two of symmetry all install fixed frame (63) jointly on slider (62), every all rotate in fixed frame (63) and install delivery wheel (64), every two shaft of delivery wheel (64) all extend to the outside and fixed mounting of fixed frame (63) have gangbar (65), every one end that the delivery wheel (64) was kept away from to gangbar (66) all installs universal joint (66), every one end that universal joint (66) kept away from gangbar (65) all installs the one end and fixed mounting has gangbar (65) and have gangbar (67), and adjacent equidistant cutting box (31) is inserted between two adjacent spacing sleeve pipe (31) have all inserted the lateral wall (31), every the centripetal end of pneumatic cylinder (31) all extends to in cutting case (3) and sealed slip inserts and is equipped with two piston rods (32), every all install cutting machine (33) jointly on two piston rods (32) of pneumatic cylinder (31), fixed cover is equipped with ring gear (21) on the lateral wall of delivery box (2), install rotating electrical machines (5) on frame (1), install rotating gear (51) on the spindle of rotating electrical machines (5), rotating gear (51) and ring gear (21) cooperation.

2. The cutting machine for the production of fitness equipment according to claim 1, wherein the bottom of the machine base (1) is provided with the negative pressure pump (14) and the dust filter box (4) respectively, the negative pressure end of the negative pressure pump (14) is provided with the exhaust pipe (15), one end of the exhaust pipe (15) far away from the negative pressure pump (14) is inserted on the dust filter box (4), the negative pressure pipe (41) is arranged on the dust filter box (4), and one end of the negative pressure pipe (41) far away from the dust filter box (4) is inserted at the bottom of the cutting box (3) and is communicated with the inside of the cutting box (3).

3. The cutting machine tool for producing the fitness equipment according to claim 1, wherein two conveying ports (29) are symmetrically formed in the middle of the side walls of the two ends of the conveying box (2), two material ports (34) are symmetrically formed in the middle of the side walls of the two ends of the cutting box (3), the diameter of each material port (34) is equal to that of each conveying port (29), the axis of each material port (34) coincides with that of each conveying port (29), two hydraulic telescopic frames (11) are symmetrically mounted on the machine base (1), each upper movable end of each hydraulic telescopic frame (11) is provided with an arc-shaped supporting plate (12), and the two arc-shaped supporting plates (12) are respectively located at the positions of the conveying ports (29) far away from the cutting box (3) and the positions of the material ports (34) far away from the conveying box (2).

4. The cutting machine tool for producing the fitness equipment according to claim 1, wherein two annular cavities (24) are symmetrically formed in the end wall of the conveying box (2), a synchronous bevel gear ring (26) is rotatably mounted in each annular cavity (24), a plurality of driving grooves (23) which are symmetrically distributed in an annular shape are symmetrically formed in the inner end wall of the conveying box (2), each driving groove (23) is located on the centrifugal side of the sliding groove (22), the smooth end of each adjusting screw (6) extends into the driving groove (23) and is provided with a driving bevel gear (61), a communication port (25) communicated with the annular cavities (24) is formed in the bottom of each driving groove (23), the outer side of each driving bevel gear (61) penetrates through the communication port (25) and is matched with the corresponding synchronous bevel gear ring (26), a plurality of adjusting motors (8) are fixedly mounted on the outer side wall of the conveying box (2) in an annular equidistant manner, and one end, far away from the sliding groove (22), of each adjusting screw (6) extends to the outer side of the conveying box (2) and is fixedly connected with the corresponding adjusting motor (8).

5. The cutting machine tool for producing the fitness equipment as claimed in claim 1, wherein a driving worm wheel (69) is fixedly sleeved in the center of each driving rod (68), a plurality of driving motors (7) are installed on the outer side wall of the conveying box (2) in an annular and equidistant mode, a shaft of each driving motor (7) extends into the conveying box (2) and is fixedly provided with a driving worm (71), fixing plates (72) are installed at two ends of each driving worm (71), each fixing plate (72) is fixed on the inner end wall of the conveying box (2), and each driving worm (71) is matched with the corresponding driving worm wheel (69).

6. The cutting machine tool for the production of fitness equipment according to claim 1, wherein an annular electric groove (27) is formed in one end side wall, away from the cutting box (3), of the conveying box (2), an annular sealing cover (9) is slidably mounted at a notch of the annular electric groove (27), a connector (91) is mounted at the lower end of the annular sealing cover (9), a line pipe (92) is mounted at the lower end of the connector (91), the lower end of the line pipe (92) is fixedly inserted into the machine base (1), the upper end of the connector (91) extends into the annular electric groove (27) and is provided with a row brush (93), an annular flat cable (28) is mounted on the inner bottom wall of the annular electric groove (27) in an insulating mode, and the row brush (93) is in sliding contact with the annular flat cable (28).