CN111775102A - Device for disassembling rectangular-axis speed reduction motor - Google Patents
Device for disassembling rectangular-axis speed reduction motor Download PDFInfo
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- CN111775102A CN111775102A CN202010677522.0A CN202010677522A CN111775102A CN 111775102 A CN111775102 A CN 111775102A CN 202010677522 A CN202010677522 A CN 202010677522A CN 111775102 A CN111775102 A CN 111775102A
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B25—HAND TOOLS; PORTABLE POWER-DRIVEN TOOLS; MANIPULATORS
- B25B—TOOLS OR BENCH DEVICES NOT OTHERWISE PROVIDED FOR, FOR FASTENING, CONNECTING, DISENGAGING OR HOLDING
- B25B27/00—Hand tools, specially adapted for fitting together or separating parts or objects whether or not involving some deformation, not otherwise provided for
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Abstract
This scheme discloses a device that is used for rectangular axle gear motor to dismantle, the device includes: a support portion; the abutting part penetrates through the supporting part and is arranged in a suspended mode; the traction parts are respectively positioned at two sides of the abutting part and pass through the supporting part to be arranged in a suspended manner; the traction part can move on the supporting part along the direction of the abutting part. According to the scheme, through the transverse and longitudinal adjustment of the traction part on the supporting part, the dismounting work of different models of rectangular-axis speed reducing motors from mounting shafts with different lengths can be met, and a dismounting device does not need to be replaced; this scheme is fixed through traction portion and rectangular axis gear motor to avoid the motor or draw the horse claw to drop the potential safety hazard that causes the staff.
Description
Technical Field
This scheme relates to equipment assembly technical field, concretely relates to with dismounting device that rectangular axis gear motor was dismantled from equipment.
Background
The rectangular shaft speed reducing motor is an integrated body of a speed reducer and a motor, is widely applied to the steel industry, the mechanical industry and the like, and is matched with a transmission shaft to transmit power in application.
In the process of equipment maintenance, the rectangular shaft speed reducing motor needs to be disassembled for maintenance or replacement. The traditional disassembly method is to use a puller to repeatedly adjust the disassembly position and to perform disassembly with the assistance of structures such as a supplement block and the like. The disassembly mode is time-consuming and labor-consuming, and is easy to damage workers.
Disclosure of Invention
This scheme is intended to provide a dismounting device who gets off rectangular axis gear motor from equipment.
In order to achieve the purpose, the technical scheme is as follows:
in a first aspect, the present disclosure provides an apparatus for dismounting a rectangular-axis speed reduction motor, the apparatus including:
a support portion;
the abutting part penetrates through the supporting part and is arranged in a suspended mode;
the traction parts are respectively positioned at two sides of the abutting part and pass through the supporting part to be arranged in a suspended manner; the traction part can move on the supporting part along the direction of the abutting part;
under the condition of dismounting the rectangular axis gear motor, the front end of the abutting part abuts against an installation shaft of the rectangular axis gear motor installed on the equipment, one end of the traction part is fixed with the rectangular axis gear motor, relative motion is generated between the supporting part and the abutting part through thread occlusion, the supporting part drives the traction part to move towards the dismounting direction, and the rectangular axis gear motor is separated from the installation shaft.
In a preferred embodiment, the support portion includes: the plate structure comprises a cylindrical structure with a threaded hole and plate structures respectively arranged on two sides of the cylindrical structure;
the abutting part penetrates through the threaded hole and is occluded with the threaded hole through an external thread processed on the abutting part;
the plate structure is provided with a through groove along the axis direction of the threaded hole; the traction part passes through the through groove and can reciprocate in the through groove.
In a preferred embodiment, an auxiliary through hole for installing a puller claw is formed in one side of the plate structure, which is far away from the cylindrical structure.
In a preferred embodiment, the abutment comprises: a top rod;
the ejector rod is meshed with a first threaded hole formed in the supporting part through an external thread formed on the outer surface of the ejector rod;
one end of the ejector rod is used for abutting against the mounting shaft;
the ejector rod is meshed with the first threaded hole in the supporting part through an external thread to generate relative motion; alternatively, the first and second electrodes may be,
the abutting portion includes: a ram having a hydraulic pump;
a hydraulic cylinder of the hydraulic pump is sleeved on the outer side of the ejector rod, an external thread is processed on the outer surface of the hydraulic cylinder, and the external thread of the hydraulic cylinder is meshed with a first threaded hole formed in the supporting part, so that the supporting part is connected and fixed with the hydraulic cylinder;
one end of the ejector rod is used for abutting against the mounting shaft, and the other end of the ejector rod is connected with an oil storage cabin of the hydraulic pump;
the ejector rod moves under the thrust provided by the hydraulic pump, and the hydraulic cylinder drives the supporting part to move in the direction opposite to the ejector rod.
In a preferred embodiment, the traction portion includes: a draw bar;
the traction rod penetrates through the supporting part and is arranged in a suspended mode; the traction rod moves on the supporting part along the direction of the abutting part to adjust the connecting position of the traction rod and the rectangular axis speed reducing motor;
the traction rod is clamped on the supporting part through a positioning mechanism;
one side of the traction rod is used for being connected with a rectangular shaft speed reducing motor.
In a preferred embodiment, the drawbar comprises: the limiting section and the connecting section;
a plurality of limiting holes are formed in the limiting section; the positioning mechanism is clamped with the supporting part by inserting different limiting holes, and the distance between the supporting part and the rectangular shaft speed reducing motor is adjusted;
the connecting section is used for being connected with the rectangular shaft speed reducing motor.
In a preferred embodiment, the positioning mechanism comprises: a positioning pin and a chuck; one end of the positioning pin is coaxially fixed with one end of the chuck;
the positioning pin penetrates through the traction rod and is clamped with the supporting part to limit the traction rod to move towards the direction of the rectangular axis speed reducing motor;
the chuck is abutted to the supporting part, and the positioning pin is limited to move along the direction penetrating through the traction rod through the contact of the chuck and the supporting part.
In a preferred embodiment, the locating pin is of cylindrical configuration; one side of the cylindrical structure is processed into a plane through a facing process; and/or the presence of a gas in the gas,
the chuck is provided with an eccentric through hole, and a circular powerful magnet is arranged in the through hole.
In a preferred embodiment, the positioning mechanism further comprises: a gland; the gland is arranged at the other end of the chuck and used for blocking the powerful magnet.
In a preferred embodiment, the traction portion further includes: a connecting rod; external threads in opposite directions are respectively machined on the outer surfaces of the two sides of the connecting rod;
the external screw thread of connecting rod one side is connected with the linkage segment of pull rod, and the external screw thread of opposite side is used for being connected with rectangular axis gear motor.
Advantageous effects
According to the scheme, through the transverse and longitudinal adjustment of the traction part on the supporting part, the dismounting work of different models of rectangular-axis speed reducing motors from mounting shafts with different lengths can be met, and a dismounting device does not need to be replaced;
according to the scheme, the traction part is fixed with the rectangular-axis speed reducing motor, so that potential safety hazards to workers caused by the falling of the motor or the puller claw are avoided;
this scheme simple structure, easily operation can effectively improve rectangular axis gear motor's dismantlement efficiency.
Drawings
Fig. 1 shows a schematic view of a dismounting device according to the present solution;
FIG. 2 shows a right side view of the support portion assembled with the traction portion;
fig. 3 shows a schematic view of the support part according to the present solution;
fig. 4 shows a schematic view of the abutment according to the present solution;
fig. 5 shows a schematic view of the traction part according to the solution;
FIG. 6 shows a schematic view of a positioning mechanism according to the present solution;
figure 7 shows a schematic view of a gland according to the present solution;
fig. 8 shows a schematic view of a connecting rod according to the present solution.
Reference numerals
1. A support portion; 101. a cylindrical structure; 102. a plate structure; 103. a first threaded hole; 104. a through groove; 105. an auxiliary through hole;
2. an abutting portion; 201. a top rod; 202. a hydraulic pump; 203. a piston cylinder; 204. an oil storage tank; 205. a piston rod; 206. a pressure rod sleeve; 207. a pressure lever; 208. a hinged lever;
3. a traction part; 301. a draw bar; 302. a connecting rod;
4. a positioning mechanism; 401. positioning pins; 402. a chuck; 403. and (7) pressing the cover.
Detailed Description
The following describes embodiments of the present invention in further detail with reference to the accompanying drawings. These embodiments are merely illustrative of the present invention and are not intended to limit the present invention.
In the description of the present embodiment, it should be noted that the terms "center", "longitudinal", "lateral", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience in describing the present invention and simplifying the description, but do not indicate or imply that the referred device or element must have a specific orientation, be constructed in a specific orientation, and be operated, and thus, should not be construed as limiting the present invention. Furthermore, the terms "first" and "second" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance.
In the description of the present embodiment, it should be noted that, unless otherwise explicitly stated or limited, the terms "mounted," "connected," and "connected" are to be construed broadly, e.g., as being fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meanings of the above terms in the present invention can be understood by those skilled in the art according to specific situations.
In addition, in the description of the present invention, "a plurality" means two or more unless otherwise specified.
Through research and analysis, when the elastic arm assembly is disassembled and assembled by using the existing disassembling and assembling method, the following three problems occur, specifically,
1. traditional dismouting equipment stroke is limited, can't satisfy the direct dismantlement of rectangular axis gear motor and transmission shaft, need adjust the position repeatedly, accomplishes the dismantlement work with the help of supplementary structures such as steel block for the dismantlement work becomes complicated, and is difficult to operate, wastes time and energy. In addition, because the models of rectangular shaft gear motors are different, dismounting equipment with different sizes also needs to be replaced.
2. Traditional dismounting device need use and draw the horse claw to accomplish rectangular axis gear motor's dismantlement, at the dismantlement in-process, draws the horse claw to drop easily, and leads to rectangular axis gear motor not to support and drop, causes staff's damage, causes very big potential safety hazard for the dismantlement work.
Based on the research and analysis, the scheme aims to provide the device applied to the disassembly of the rectangular-axis speed reducing motor, so that the problems that time and labor are wasted when the rectangular-axis speed reducing motor is disassembled, and the disassembly efficiency is low are solved; the disassembly process has potential safety hazards to workers, so that the disassembly efficiency of the rectangular-axis speed reducing motor is improved, and the potential safety hazards in the disassembly process are eliminated.
The following describes in detail a device applied to dismounting a rectangular axis speed reduction motor according to the present disclosure with reference to fig. 1 to 7. As shown in fig. 1, the dismounting device of the present solution mainly includes: a support 1, an abutment 2 and a traction 3. The abutting part 2 is suspended through the supporting part 1. The two traction parts 3 are respectively arranged on the supporting parts 1 at two sides of the abutting part 2, the traction parts 3 are arranged in a suspended mode through the supporting parts 1, and the traction parts 3 can move on the supporting parts 1 along the direction of the abutting part 2. When carrying out rectangular axis gear motor and dismantling, horizontal and longitudinal position of adjustment traction part 3 on supporting part 1 to adaptation rectangular axis gear motor's position will the one end of traction part 3 is fixed with rectangular axis gear motor, will the front end of butt portion 2 supports the installation axle of installation rectangular axis gear motor on the equipment, utilizes produce relative motion through the screw thread interlock between supporting part 1 and the butt portion 2, supporting part 1 drives traction part 3 and removes to the dismantlement direction, makes rectangular axis gear motor break away from the installation axle.
As shown in fig. 2, the supporting part 1 in this embodiment adopts a combination structure of a cylindrical structure 101 and a plate structure 102. The middle of the support part 1 is a cylindrical structure 101, and two sides of the cylindrical structure 101 are respectively connected with a plate structure 102. The middle of the cylindrical structure 101 is provided with a first threaded hole 103, the first threaded hole 103 is matched with an external thread processed on the abutting part 2, and the abutting part 2 and the supporting part 1 are connected and move relatively through the engagement of the first threaded hole 103 and the external thread processed on the abutting part 2. In addition, in this scheme, the supporting part 1 can be a cylindrical structure 101 and a plate structure 102 processed through machining processes such as cutting and milling, so that the supporting part 1 forms an integrated structure, and the overall strength of the supporting part 1 is ensured.
In the scheme, the supporting part 1 plays a role of bearing and supporting and also provides a moving track for the traction part 3. Specifically, a through groove 104 is formed in the plate structure 102 along the axial direction of the first threaded hole 103. The traction portion 3 passes through the through groove 104 and is capable of reciprocating within the through groove 104. When the rectangular-axis speed reduction motors of different models are disassembled, the positions of the traction parts 3 in the through grooves 104 are adjusted to adapt to the positions of the connecting holes in the rectangular-axis speed reduction motors, and therefore the traction parts 3 are connected with the connecting holes in the rectangular-axis speed reduction motors.
This scheme dismounting device can directly dismantle quadrature axis gear motor. The cross-shaft speed reducing motor can also be detached together with the puller claw. Therefore, as shown in fig. 2, an auxiliary through hole 105 may be formed in a side of the plate structure 102 away from the cylindrical structure, the auxiliary through hole 105 may be connected to one side of a puller claw, the other side of the puller claw may hook the rectangular-axis gear motor, and the puller claw may assist in pulling the rectangular-axis gear motor while the traction unit 3 pulls the rectangular-axis gear motor, thereby further increasing the speed of detaching the rectangular-axis gear motor.
In this scheme, butt portion 2 can adopt ejector pin 201 to withstand the installation axle of installation rectangular axis gear motor on the equipment. The outer surface of the ejector rod 201 is processed with an external thread, the external thread is engaged with the first threaded hole 103 on the supporting part 1, and the connection and transmission between the ejector rod 201 and the supporting part 1 are realized in the continuous rotation process of the ejector rod 201. In one embodiment, the stem 201 comprises in sequence: butt section, transmission section and spacing section. The butt section adopts the toper structure, and its most advanced and the installation axle butt of installing rectangular axis gear motor on the equipment. The outer surface of the transmission section is provided with an external thread matched with the first screw hole. The spacing section can place ejector pin 201 and drop from supporting part 1.
In this scheme, in order to further accelerate the dismantlement speed of rectangular axis gear motor, butt portion 2 can adopt ejector pin 201 that has hydraulic pump 202, as shown in fig. 3, the outside pneumatic cylinder 203 of establishing hydraulic pump 202 that overlaps of ejector pin 201, and the processing of pneumatic cylinder 203 surface has the external screw thread, and the first screw hole 103 meshing of seting up on the external screw thread of pneumatic cylinder 203 and the supporting part 1 makes supporting part 1 be connected fixedly with pneumatic cylinder 203. One end of the push rod 201 is used for abutting against a mounting shaft of a rectangular-axis speed reducing motor mounted on the equipment, and the other end of the push rod 201 and the piston are located in the hydraulic cylinder 203. One end of the hydraulic cylinder 203 is used as an inlet and outlet of the push rod 201, and the push rod 201 can extend out of or retract into the hydraulic cylinder through the inlet and outlet under the action of the piston. An oil storage tank 204 for storing hydraulic oil is fixed at the other end of the hydraulic cylinder 203. One end of a piston rod 205 of the hydraulic pump 202 passes through the oil sump 204 and is connected with a piston positioned in the hydraulic cylinder 203, and the other end of the piston rod 205 is hinged with a pressure rod sleeve 206. The pressure rod 207 is inserted into the pressure rod sleeve 206 and fixed. The front side of the pressure rod sleeve 206 is hinged to the end of the sump 204 by a hinge rod 208. When the top rod 201 with the hydraulic pump 202 is used, a worker inserts the pressure rod 207 into the pressure rod sleeve 206, and screws the top rod 201 with the hydraulic pump 202 into the first threaded hole 103 on the support part 1 by using the pressure rod 207; after the push rod 201 is abutted to the installation shaft of the rectangular-axis speed reducing motor installed on the equipment, a worker presses the pressure rod 207 in the direction of the push rod 201, under the action of the piston, the push rod 201 extends out of the piston cylinder 203, and the piston cylinder 203 drives the supporting part 1 to move in the opposite direction relative to the push rod 201, so that the rectangular-axis speed reducing motor is pulled to be separated from the installation shaft of the rectangular-axis speed reducing motor installed on the equipment. In addition, the hydraulic pump 202 can be further provided with an oil return switch, and after the disassembly is finished, the oil return switch is turned on to enable the hydraulic oil to return to the oil storage cabin, so that the push rod 201 is retracted into the piston cylinder 203.
As shown in fig. 4, in this aspect, the traction unit 3 includes: the drawbar 301. The traction rod 301 penetrates through the through groove 104 on the supporting part 1 to be suspended, and the traction rod 301 can move in the through groove 104 in a reciprocating mode to adjust the position of the rectangular shaft speed reducing motor, so that the connection with the rectangular shaft speed reducing motor upper connecting hole is completed. The draw bar 301 is clamped on the supporting part 1 by penetrating the draw bar 301 through the positioning mechanism 4, thereby limiting the transverse and longitudinal movement of the draw bar 301. In one embodiment, the tow bar 301 comprises: spacing section and linkage segment. Spacing section is the flat structure, is equipped with the spacing hole that a plurality of equidistant settings on it, positioning mechanism 4 is through inserting different spacing hole and the 1 joint of supporting part to the distance between adjustment supporting part 1 and the rectangular axis gear motor. The connecting section is used for being connected with the rectangular shaft speed reducing motor. In the scheme, the connecting section is of a hollow cylindrical structure, and a second threaded hole is formed in the middle of the connecting section; and the second threaded hole is matched with the connecting rod 302 and is connected with the rectangular shaft speed reducing motor.
As shown in fig. 5, in this embodiment, the positioning mechanism 4 may include: positioning pins 401 and chucks 402; one end of the positioning pin 401 is coaxially fixed to one end of the chuck 402. In one embodiment, the alignment pins 401 and the chuck 402 are fixed together by bonding, welding, or the like. When the positioning mechanism 4 is used, the positioning pin 401 penetrates through the traction rod 301 and is clamped with the supporting part 1 through the positioning pin 401, so that the traction rod 301 is limited to continuously move towards the direction of the rectangular axis speed reducing motor; after the positioning pin 401 is inserted into the traction rod 301 and moved for a certain distance, the chuck 402 abuts against the support 1, and the movement of the positioning pin 401 in the direction of inserting the traction rod 301 is restricted by the contact between the chuck 402 and the support 1.
In this embodiment, the positioning pin 401 may be a cylindrical structure 101. Further, in order to reduce the wear between the positioning pin 401 and the supporting portion 1 and improve the stability of limiting the position of the traction rod 301, one side of the cylindrical structure 101 may be machined into a plane by using a spot facing process, so that when the traction rod 301 is inserted, the plane of the positioning pin 401 faces and contacts with the plane of the plate material structure 102 in the supporting portion 1, a supporting manner of surface contact is formed, the surface-to-surface contact wear is small, and the supporting is more stable.
In this scheme, supporting part 1, traction portion 3 and positioning mechanism 4 all can adopt stainless steel material, consequently, when using positioning mechanism 4 location, can join in marriage strong magnet, makes positioning mechanism 4 and traction portion 3 and supporting part 1 have stronger effort. As shown in fig. 5, an eccentric through hole may be formed in the chuck 402, and when the positioning mechanism 4 is used, a strong magnet is placed in the through hole, so that under the action of the strong magnet, a stronger attractive force is formed among the support portion 1, the traction portion 3 and the positioning mechanism 4, and the problem of dislocation or separation is avoided after the three are assembled.
When the powerful magnet is placed in the eccentric through hole, one side of the powerful magnet can be blocked by the end face of the positioning pin 401, and the other side of the powerful magnet can be positioned in the eccentric through hole by the gland 403. As shown in fig. 6, the gland 403 may be secured to the chuck 402 by screws or pins.
In this embodiment, the connection section of the drawbar 301 is connected to the rectangular axis gear motor by the connection rod 302. Two sides of the connecting rod 302 are respectively provided with threads in opposite directions, and can be connected with or separated from the connecting section of the traction rod 301 and the rectangular axis speed reducing motor. As shown in fig. 7, the connecting rod 302 has a three-stage structure: a wide shaft section connected to the connection section of the drawbar 301, a narrow shaft section connected to the rectangular shaft reduction motor, and a square section connecting the wide shaft section and the narrow shaft section. The outer surface of the wide shaft section is provided with an external thread matched with a second threaded hole in the connecting section of the traction rod 301; and external threads matched with the connecting threaded holes of the rectangular shaft speed reducing motor are processed on the outer surface of the narrow shaft section. In this scheme, connecting rod 302 is in order to match the accessory of different model rectangular axis gear motor connecting thread hole, so, for the change convenience, can be equipped with a plurality of connecting rods 302, and the mating connection with different model rectangular axis gear motor is realized to cooperation traction lever 301.
When the dismounting device is used for dismounting the rectangular-axis speed reducing motor, the positions of the two traction rods 301 are adjusted according to the distance between the connecting threaded holes in the rectangular-axis speed reducing motor, and the same distance between the traction rods 301 on the two sides and the ejector rod 201 needs to be ensured, so that the force application balance of the dismounting device can be ensured. After the position of the traction rod 301 is adjusted, the traction rod 301 and the rectangular axis gear motor are connected by a connecting rod 302. Then, the mandril 201 is screwed into the first threaded hole 103 on the support part 1, the mandril 201 is pushed against the mounting shaft of the device for mounting the rectangular-axis speed reducing motor, after the assembly is finished, the long rod is held by hands, the hydraulic pump 202 is started, the support part 1 moves relative to the mandril 201 along with the automatic rotation of the mandril 201, and the support part 1 pulls the traction rod 301 to gradually separate the rectangular-axis speed reducing motor from the mounting shaft. In addition, a puller claw can be installed on the auxiliary through hole 105 on the supporting part 1 when needed, one end of the puller claw is hooked into the auxiliary through hole 105, and the other end of the puller claw is hooked on the rectangular-axis speed reduction motor, so that when the traction rod 301 pulls the rectangular-axis speed reduction motor, the puller claw further assists in pulling the rectangular-axis speed reduction motor, and the disassembly of the rectangular-axis speed reduction motor is accelerated.
According to the scheme, the traction part 3 is transversely and longitudinally adjusted on the supporting part 1, so that the disassembling work of different models of rectangular-axis speed reducing motors from mounting shafts with different lengths can be met, and a disassembling device does not need to be replaced; in the scheme, the traction part 3 is fixed with the rectangular-axis speed reducing motor, so that potential safety hazards to workers caused by the falling of the motor or the puller claw are avoided; this scheme simple structure, easily operation can effectively improve rectangular axis gear motor's dismantlement efficiency, and efficiency improves more than 50%.
The present solution is further illustrated by the following examples.
The dismounting device in the example is described by taking the dismounting work of the rectangular-axis speed reduction motor with the diameter distance of the torque arm mounting hole of 106-174mm as an example. As shown in fig. 1, the device is mainly composed of a support portion 1, an abutting portion 2, and a pulling portion 3. When carrying out rectangular axis gear motor and dismantling, horizontal and longitudinal position of adjustment traction part 3 on supporting part 1 to adaptation rectangular axis gear motor's position will the one end of traction part 3 is fixed with rectangular axis gear motor, will the front end of butt portion 2 supports the installation axle of installation rectangular axis gear motor on the equipment, utilizes produce relative motion through the screw thread interlock between supporting part 1 and the butt portion 2, supporting part 1 drives traction part 3 and removes to the dismantlement direction, makes rectangular axis gear motor break away from the installation axle. If necessary, auxiliary accessories such as a puller claw, a powerful magnet, a hydraulic pump 202 and the like can be added to accelerate the disassembly of the rectangular axis speed reducing motor.
As shown in fig. 2, in the present example, the support 1 is made of a stainless material. The middle part of the supporting part 1 is a cylindrical structure 101, a first threaded hole 103 is formed in the middle of the cylindrical structure 101, and the size and the thread pattern of the first threaded hole 103 can be processed according to the used abutting part 2, so that the matching of the size of the first threaded hole 103 and the size of the ejector rod 201 in the abutting part 2 is ensured. The two sides of the cylindrical structure 101 are respectively connected with the plate structure 102, the plate structure 102 is provided with a through groove 104 which is used as a sliding groove of a traction rod 301 in the traction part 3, and the plate structure moves in the through groove 104 through the traction rod 301 so as to adapt to the diameter of the torsion arm of 174mm of the rectangular axis speed reducing motor 106. An auxiliary through hole 105 is formed in the side, away from the first threaded hole 103, of the plate mechanism, and the plate mechanism can be matched with a puller claw to assist in pulling the orthogonal-axis speed reduction motor when necessary.
As shown in fig. 3, in this example, the mandril 201 can be formed by 45# steel and then quenched, and the outer surface of the mandril 201 is provided with an external thread, and the external thread is engaged with the first threaded hole 103 on the support part 1, so that the mandril 201 and the support part 1 are connected and driven in the process of continuously rotating the mandril 201. The front end of the ejector rod 201 is abutted against a mounting shaft of a rectangular-axis speed reducing motor mounted on equipment, and the rear end of the ejector rod is connected with a hydraulic pump 202. In this example, the hydraulic pump 202 is an YL-5T type hydraulic pump 202 body, and can realize a transverse maximum pull distance of 335mm and a longitudinal maximum pull distance of 275 mm. Use hydraulic pump 202 and ejector pin 201 cooperation, can accomplish the operation of rectangular axis gear motor dismantlement fast, whole efficiency promotes more than 50%.
As shown in fig. 4, in the present example, a drawbar 301 having 4 circular holes at a pitch of 45mm is used for the traction portion 3. The round hole on the position-limiting section of the traction rod 301 can be matched with a positioning pin 401 in the positioning mechanism 4 to limit the traction rod 301. The round holes at different positions are inserted, the distance between the supporting part 1 and the rectangular shaft speed reducing motor can be changed, and the pull distance of the dismounting device in the transverse direction and the longitudinal direction is changed. The connecting section of the traction rod 301 is connected with a rectangular axis speed reducing motor through a connecting rod 302, so that the potential safety hazard that the traction rod is easy to fall off when a puller claw is used independently or fillers are added is eliminated.
As shown in fig. 5, in this example, the positioning mechanism 4 includes a positioning pin 401 and a chuck 402. The positioning pin 401 is a cylindrical structure 101, one side of which is processed as a flat surface.
When the positioning mechanism 4 is used, the positioning pin 401 penetrates through the limiting round hole on the traction rod 301, and the plane of the positioning pin 401 is in contact with the plane of the plate structure 102 on the supporting part 1, so that the traction rod 301 is limited to continuously move towards the direction of the rectangular axis speed reducing motor; after the positioning pin 401 is inserted into the traction rod 301 and moved for a certain distance, the chuck 402 abuts against the support 1, and the movement of the positioning pin 401 in the direction of inserting the traction rod 301 is restricted by the contact between the chuck 402 and the support 1. The chuck 402 is further provided with an eccentric through hole, a strong magnet is arranged in the eccentric through hole, one side of the strong magnet is blocked by a pin shaft, and the other side of the strong magnet is blocked by a gland 403. As shown in fig. 6, the gland 403 may be secured to the chuck 402 by screws or pins.
As shown in fig. 7, in this example, the connecting rod 302 is designed in the form of a stepped shaft, i.e., a wide shaft section, a connecting section, and a narrow shaft section. The outer surface of the wide shaft section is provided with an external thread matched with a second threaded hole in the connecting section of the traction rod 301; and external threads matched with the connecting threaded holes of the rectangular shaft speed reducing motor are processed on the outer surface of the narrow shaft section. The thread directions of the wide shaft section and the narrow shaft section are opposite. The connecting rod 302 is in order to match the accessory of different model rectangular axis gear motor connecting screw hole, can be equipped with a plurality of connecting rods 302 to the cooperation of the different connecting screw holes of adaptation rectangular axis gear motor.
To sum up, utilize this scheme dismounting device can accomplish rectangular axis gear motor's dismantlement fast, labour saving and time saving, and whole dismantlement efficiency can promote more than 50%. Through the position adjustment of the traction rod, the dismounting of different models of rectangular axis speed reducing motors can be met, the device does not need to be replaced, or other fillers are not added, and meanwhile, through the connection of the traction rod and the rectangular axis speed reducing motors, the potential safety hazard that the traditional puller claw and the fillers fall off can be eliminated. The device of this scheme of utilization, horizontal vertical range of pulling is bigger, and supporting hydraulic pump that uses can further increase horizontal and vertical biggest range of pulling for rectangular axis gear motor's dismantlement speed.
The above description is only a preferred embodiment of the present invention, and it should be noted that, for those skilled in the art, various modifications and substitutions can be made without departing from the technical principle of the present invention, and these modifications and substitutions should also be regarded as the protection scope of the present invention.
Claims (10)
1. A device for dismounting a rectangular-axis speed reduction motor is characterized by comprising:
a support (1);
a contact part (2) which is arranged in the air through the support part (1);
the traction parts (3) are respectively positioned at two sides of the abutting part (2) and pass through the supporting part (1) to be suspended in the air; the traction part (3) can move on the support part (1) along the direction of the abutting part (2);
when rectangular axis gear motor dismantles, the front end of butt portion (2) supports the installation axle of installing rectangular axis gear motor on the equipment, the one end and the rectangular axis gear motor of traction portion (3) are fixed, produce relative motion through the screw thread interlock between supporting part (1) and butt portion (2), supporting part (1) drives traction portion (3) and removes to the dismantlement direction, makes rectangular axis gear motor break away from the installation axle.
2. The device according to claim 1, characterized in that the support (1) comprises: a cylindrical structure (101) with a first threaded hole (103) and plate structures (102) respectively arranged at two sides of the cylindrical structure (101);
the abutting part (2) penetrates through the first threaded hole (103) and is meshed with the first threaded hole (103) through an external thread processed on the abutting part (2);
the plate structure (102) is provided with a through groove (104) along the axial direction of the first threaded hole (103); the traction part (3) passes through the through groove (104) and can move in the through groove (104) in a reciprocating mode.
3. The device according to claim 2, characterized in that the plate structure (102) is provided with an auxiliary through hole (105) for mounting a puller claw on the side remote from the cylindrical structure.
4. The device according to claim 1, characterized in that said abutment (2) comprises: a top bar (201);
the ejector rod (201) is meshed with a first threaded hole (103) formed in the supporting part (1) through an external thread processed on the outer surface of the ejector rod;
one end of the ejector rod (201) is used for abutting against the mounting shaft;
the ejector rod (201) is meshed with a first threaded hole (103) in the supporting part (1) through an external thread to generate relative movement; alternatively, the first and second electrodes may be,
the abutment (2) comprises: a ram (201) having a hydraulic pump (202);
a hydraulic cylinder of a hydraulic pump (202) is sleeved on the outer side of the ejector rod (201), an external thread is processed on the outer surface of the hydraulic cylinder, and the external thread of the hydraulic cylinder is meshed with a first threaded hole (103) formed in the supporting part (1), so that the supporting part (1) is fixedly connected with the hydraulic cylinder;
one end of the ejector rod (201) is used for abutting against the mounting shaft, and the other end of the ejector rod is connected with an oil storage cabin of the hydraulic pump (202);
the push rod (201) moves under the thrust provided by the hydraulic pump (202), and the hydraulic cylinder drives the support part (1) to move towards the direction opposite to the push rod (201).
5. The device according to claim 1, characterized in that said traction portion (3) comprises: a drawbar (301);
the traction rod (301) penetrates through the supporting part (1) and is arranged in a suspended mode; the traction rod (301) moves on the supporting part (1) along the direction of the abutting part (2) to adjust the connecting position with the rectangular axis speed reducing motor;
the traction rod (301) is clamped on the supporting part (1) through a positioning mechanism (4);
one side of the traction rod (301) is used for being connected with a rectangular axis speed reducing motor.
6. The device according to claim 5, characterized in that said tow bar (301) comprises: the limiting section and the connecting section;
a plurality of limiting holes are formed in the limiting section; the positioning mechanism (4) is clamped with the supporting part (1) by inserting different limiting holes, and the distance between the supporting part (1) and the rectangular shaft speed reducing motor is adjusted;
the connecting section is used for being connected with the rectangular shaft speed reducing motor.
7. The device according to claim 5 or 6, characterized in that said positioning means (4) comprise: a positioning pin (401) and a chuck (402); one end of the positioning pin (401) is coaxially fixed with one end of the chuck (402);
the positioning pin (401) penetrates through the traction rod (301), and the traction rod (301) is limited to move towards the direction of the rectangular axis speed reducing motor through clamping of the positioning pin (401) and the supporting part (1);
the chuck (402) is abutted against the support part (1), and the movement of the positioning pin (401) in the direction of passing through the traction rod (301) is limited by the contact between the chuck (402) and the support part (1).
8. The device according to claim 7, characterized in that the positioning pin (401) is a cylindrical structure (101); one side of the cylindrical structure (101) is processed into a plane through a spot facing process; and/or the presence of a gas in the gas,
an eccentric through hole is formed in the chuck (402), and a round powerful magnet is arranged in the through hole.
9. The device according to claim 8, characterized in that the positioning means (4) further comprise: a gland (403); the pressing cover (403) is arranged at the other end of the chuck (402) and is used for blocking the powerful magnet.
10. The device according to claim 6, characterized in that said traction portion (3) further comprises: a connecting rod (302); external threads in opposite directions are respectively machined on the outer surfaces of the two sides of the connecting rod (302);
the external thread on one side of the connecting rod (302) is connected with a second threaded hole formed in the connecting section of the traction rod (301), and the external thread on the other side of the connecting rod is used for being connected with a rectangular axis speed reducing motor.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010677522.0A CN111775102A (en) | 2020-07-15 | 2020-07-15 | Device for disassembling rectangular-axis speed reduction motor |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010677522.0A CN111775102A (en) | 2020-07-15 | 2020-07-15 | Device for disassembling rectangular-axis speed reduction motor |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN111775102A true CN111775102A (en) | 2020-10-16 |
Family
ID=72768633
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202010677522.0A Pending CN111775102A (en) | 2020-07-15 | 2020-07-15 | Device for disassembling rectangular-axis speed reduction motor |
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| Country | Link |
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| CN (1) | CN111775102A (en) |
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| KR20170002396U (en) * | 2015-12-24 | 2017-07-04 | 주식회사 한국가스기술공사 | Jig device for disassembling and assembling coupling of vertiacl type motor |
| CN209170158U (en) * | 2018-11-24 | 2019-07-26 | 天伟化工有限公司 | A kind of provision for disengagement suitable for integrated form decelerating motor central axis |
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2020
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| Publication number | Priority date | Publication date | Assignee | Title |
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| US20100175237A1 (en) * | 2009-01-15 | 2010-07-15 | Diamond Productions Canada Ltd. | System for mounting an abrasive tool to a drive plate of grinding and polishing machines |
| CN201423600Y (en) * | 2009-06-09 | 2010-03-17 | 山东聊城鲁西化工第二化肥有限公司 | Multifunctional puller |
| CN104184264A (en) * | 2014-08-22 | 2014-12-03 | 江苏永钢集团有限公司 | Dismounting device of motor stator in immersible pump |
| KR20170002396U (en) * | 2015-12-24 | 2017-07-04 | 주식회사 한국가스기술공사 | Jig device for disassembling and assembling coupling of vertiacl type motor |
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Application publication date: 20201016 |