CN215281771U - Installation tool for cold-mounted spline housing - Google Patents
Installation tool for cold-mounted spline housing Download PDFInfo
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- CN215281771U CN215281771U CN202121051610.6U CN202121051610U CN215281771U CN 215281771 U CN215281771 U CN 215281771U CN 202121051610 U CN202121051610 U CN 202121051610U CN 215281771 U CN215281771 U CN 215281771U
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Abstract
The utility model provides an installation frock of cold-mounted spline housing, including parallel to each other and two just right flat boards in interval, preceding roof and back roof are respectively, are equipped with the gusset plate of hugging closely preceding roof between the two, and three boards are parallel to each other and are connected through first subassembly, and wherein gusset plate and preceding roof still are connected through the second subassembly. The installation tool for the cold-installed spline housing can be used for cold-installing the spline housing of the motor under a mine, and the part is not required to be transported out of the mine for installation, so that the technical problem that the spline housing cannot be installed by using heating equipment under the mine is solved, unnecessary labor cost is saved, the efficiency of installing the spline housing under the mine is improved, and the cost of maintaining a heading machine is indirectly saved.
Description
Technical Field
The utility model belongs to the machining field, concretely relates to installation frock of cold-pack spline housing.
Background
The spline housing is a connecting device between the motor and the speed reducer, mainly plays a role in transmission, and must be disassembled and assembled if the motor needs to be maintained in the using process of the motor, and the heating spline housing and a motor shaft are adopted for assembly at present. However, in coal mines, explosion-proof requirements are required on the equipment, so that the spline housing cannot be assembled by heating with open fire, and the existing coal mining industry can only transport parts such as motors and the like out of mines for assembly, thereby greatly wasting labor cost, having lower efficiency and causing unnecessary waste of resources to coal enterprises.
SUMMERY OF THE UTILITY MODEL
An object of the utility model is to provide an installation frock of cold-mounted spline housing to overcome above-mentioned technical defect.
In order to solve the technical problem, the utility model provides an installation frock of cold-mounted spline housing, including parallel to each other and interval just right two blocks of flat boards, preceding roof and back roof are respectively, are equipped with the connecting plate of hugging closely preceding roof between the two, and three boards are parallel to each other and are connected through first subassembly, and wherein the connecting plate still is connected through the second subassembly with preceding roof.
Furthermore, the front top plate comprises a circular front base plate, a through hole A is formed in the circle center of the front base plate, n through holes A which are uniformly distributed and used for the first assembly to pass through are formed in the plate body of the front base plate around the through hole A, and n is a positive integer.
Preferably, the back roof includes the circular shape back base plate, and the face centre of a circle that deviates from the connecting plate of back base plate forms the boss along axial extension, and the common centre of a circle of boss and back base plate is through hole B, around the boss, and a plurality of through-holes B that supply first subassembly to pass that evenly lay are seted up to the plate body of back base plate, and the quantity of through-hole B is the same with the quantity of through-hole A.
Furthermore, the connecting plate comprises a circular connecting base plate, a through hole C is formed in the circle center of the connecting base plate, a plurality of through holes C which are uniformly distributed and used for the first assemblies to penetrate through are formed in the plate body of the connecting base plate around the through hole C, and the number of the through holes C is the same as that of the through holes B.
Preferably, the plate surface of the connecting base plate, which is opposite to the rear top plate, is fixedly connected with a steel ring, all the through holes C are positioned in the ring of the steel ring, and the axial axis of the steel ring is superposed with the axial axis of the connecting base plate.
Further, the first assembly comprises a first rod shaft, a rear joint which can be screwed and penetrates through the through hole B is arranged on one shaft end face of the first rod shaft, the other shaft end of the first rod shaft penetrates through the through hole C, and a front joint which can be screwed and penetrates through the through hole A is arranged on the other shaft end face of the first rod shaft.
Further, the second assembly comprises a second rod shaft, one shaft end of the second rod shaft is provided with an internal thread hole for screwing a bolt which passes through the connecting base plate and the front base plate, and the other shaft end face of the second rod shaft is fixedly connected with a bolt pair, wherein a nut of the bolt pair is welded on the shaft end face of the second rod shaft.
The utility model has the advantages as follows:
the utility model provides an installation frock of cold charge spline housing can carry out the cold charge to the spline housing of motor under the mine, unnecessarily transports the part and installs outside the mine, has solved the technical problem that can not use firing equipment installation spline housing under the mine, has saved the unnecessary cost of labor, has improved the efficiency of installation spline housing under the mine, and the cost has been maintained to indirect entry driving machine of saving.
In order to make the above and other objects of the present invention more comprehensible, preferred embodiments accompanied with figures are described in detail below.
Drawings
FIG. 1 is a schematic structural diagram of a mounting tool for cold-fitting a spline housing.
FIG. 2 is an application schematic diagram of a mounting tool for cold-fitting a spline housing.
Fig. 3 is a schematic structural view of the front top plate.
Fig. 4 is a schematic structural view of the rear ceiling plate.
Fig. 5 is a schematic structural view of the link plate.
Fig. 6 is a schematic structural view of the first assembly.
Fig. 7 is a first schematic structural diagram of the second assembly.
Fig. 8 is a second structural diagram of the second assembly.
Description of reference numerals:
1. a front top plate; 101. a front substrate; 102. a through hole A; 103. a through hole A;
2. a rear roof panel; 201. a rear substrate; 202. a boss; 203. a through hole B; 204. a through hole B;
3. a coupling plate; 301. a coupling substrate; 302. a through hole C; 303. a through hole C; 304. steel rings;
4. a first component; 401. a first lever shaft; 402. a front joint; 403. a rear joint;
5. a second component; 501. a second lever shaft; 502. an internally threaded bore; 503. a bolt pair P;
6. hydraulic puller pulling; 7. a spline housing; 8. a motor shaft.
Detailed Description
The following description is provided for illustrative embodiments of the present invention, and other advantages and effects of the present invention will be readily apparent to those skilled in the art from the disclosure herein.
It should be noted that, in the present invention, the upper, lower, left and right in the drawings are regarded as the upper, lower, left and right of the installation tool for the cold-fitting spline housing described in this specification.
The exemplary embodiments of the present invention will now be described with reference to the accompanying drawings, which, however, may be embodied in many different forms and are not limited to the embodiments described herein, which are provided for complete and complete disclosure of the present invention and to fully convey the scope of the invention to those skilled in the art. The terminology used in the exemplary embodiments presented in the accompanying drawings is not intended to be limiting of the invention. In the drawings, the same units/elements are denoted by the same reference numerals.
Unless otherwise defined, terms (including technical and scientific terms) used herein have the same meaning as commonly understood by one of ordinary skill in the art to which this invention belongs. Further, it will be understood that terms, such as those defined in commonly used dictionaries, should be interpreted as having a meaning that is consistent with their meaning in the context of the relevant art and will not be interpreted in an idealized or overly formal sense.
First embodiment
The embodiment relates to a mounting tool for a cold-mounted spline housing, which comprises two flat plates which are parallel to each other and are opposite at intervals, namely a front top plate 1 and a rear top plate 2, wherein a connecting plate 3 tightly attached to the front top plate 1 is arranged between the two flat plates as shown in figure 1, the three flat plates are parallel to each other and are connected through a first component 4, and the connecting plate 3 and the front top plate 1 are also connected through a second component 5.
The installation tool for assembling the cold-assembled spline housing is used for installing the spline housing of the motor shaft, and the use method comprises the following steps:
step 1, an inner threaded hole is formed in the output end of a motor shaft along the axial center line of the motor shaft, the shaft end of a second assembly 5 sleeved with a spline sleeve 7 in a penetrating mode is screwed into the inner threaded hole, at the moment, one end port of the spline sleeve 7 is opposite to the output end of the motor shaft, the end face of the other end port of the spline sleeve is abutted to a front top plate 1, the spline sleeve 7 is centered on a shaft end key groove of the motor shaft, the spline sleeve 7 is hammered and positioned, a bolt pair is screwed into the center of a rear top plate 2, and a hydraulic puller 6 is pushed against the center of a nut of the bolt pair;
and 3, the hydraulic puller 6 center is used again, and the step 2 is repeated continuously until the spline sleeve 7 is pressed into the motor shaft.
As shown in fig. 1, the axial center lines of the whole tool, the spline housing 7 and the motor shaft coincide to ensure that the hydraulic puller 6 can push the whole tool in a balanced manner, in other words, the whole tool is stressed in a balanced manner, so that the spline housing 7 can be pushed to the motor shaft under the condition of uniform stress to prevent deviation.
The process of installing the spline housing 7 on the motor shaft is completely implemented under a mine, and heating equipment is not needed in the whole cold assembly process.
The size of the installation tool for cold-mounting the spline housing can be automatically modified according to the size of the spline housing 7, the space change of the installation environment can be considered, and the installation tool can be operated (and/or assisted) by one person when in use.
Second embodiment
The embodiment relates to a mounting tool for a cold-mounted spline housing, which comprises two flat plates which are parallel to each other and are opposite at intervals, namely a front top plate 1 and a rear top plate 2, wherein a connecting plate 3 tightly attached to the front top plate 1 is arranged between the two flat plates as shown in figure 1, the three flat plates are parallel to each other and are connected through a first component 4, and the connecting plate 3 and the front top plate 1 are also connected through a second component 5.
As shown in fig. 3, the front top plate 1 includes a circular front substrate 101, a through hole a102 is formed in a center of the front substrate 101, n through holes a103 for the first component 4 to pass through are uniformly formed in a plate body of the front substrate 101 around the through hole a102, where n is a positive integer.
Referring to fig. 1 and 3, the front top plate 1 is provided with 3 through holes a103 (i.e., n = 3), which are distributed as shown in fig. 3, and the distribution is to ensure that the force applied to the front top plate 1 is uniform, wherein each through hole a103 is penetrated and sleeved with a first assembly 4, that is, 3 first assemblies 4, it should be noted that, for the sake of clarity of the structure, fig. 1, 2 and 3 all show only 1 first assembly 4.
Taking the direction shown in fig. 2 as an example, the left plate surface of the front top plate 1 abuts against the end surface of the spline housing 7, and the right plate surface of the front top plate 1 abuts against the coupling plate 3, so that the jack pressure of the hydraulic jack 6 can be transmitted conveniently.
As shown in fig. 4, the rear top plate 2 includes a circular rear base plate 201, a center of a circle of a plate surface of the rear base plate 201, which is away from the connecting plate 3, extends in an axial direction to form a boss 202, a common center of the boss 202 and the rear base plate 201 is a through hole B203, the boss 202 surrounds the boss 202, a plurality of through holes B204 are uniformly distributed on a plate body of the rear base plate 201, through which the first component 4 passes, and the number of the through holes B204 is the same as the number of the through holes a 103.
The number of the through holes a103 is 3, and the number of the through holes B204 is also 3, and the positions are opposite.
Referring to fig. 2 and 4, the left plate surface of the rear substrate 201 is a plane, the center of the right plate surface extends rightward to form a boss 202, a through hole B203 of the boss 202 is used for passing through a bolt pair, and a nut of the bolt pair abuts against the top of the hydraulic puller 6 so as to transmit the jack pressure of the hydraulic puller 6.
As shown in fig. 5, the connection plate 3 includes a circular connection substrate 301, a through hole C302 is formed in a center of the connection substrate 301, a plurality of through holes C303 for the first component 4 to pass through are uniformly formed in a plate body of the connection substrate 301 around the through hole C302, and the number of the through holes C303 is the same as that of the through holes B204, that is, the number of the through holes C303 is 3.
It should be noted that, the above-mentioned various through holes (through holes a/B/C) are only preferably 3, but not limited thereto, and may also be 4, or 2, and other numbers, that is, they may be adjusted according to actual requirements.
In order to enhance the rigidity of the connecting base plate 301, a steel ring 304 is fixedly connected to the plate surface of the connecting base plate 301 facing the rear top plate 2, all the through holes C303 are located in the ring of the steel ring 304, and the axial axis of the steel ring 304 coincides with the axial center line of the connecting base plate 301.
As can be seen from fig. 1 or 2, the diameter of the coupling base plate 301 is larger than the diameter of the front base plate 101, because the left plate surface of the coupling base plate 301 is used for overlapping the three jaws of the hydraulic puller 6, while the diameter of the front base plate 101 is larger than the end surface diameter of the spline housing 7 abutting against it, with the purpose of ensuring that the pressure is fully transmitted to the spline housing 7.
As shown in fig. 6, the first assembly 4 includes a first rod shaft 401, one end face of the shaft end of the first rod shaft 401 is provided with a rear joint 403 which can be screwed through the through hole B204, the other end face of the shaft end of the first rod shaft 401 is provided with a front joint 402 which can be screwed through the through hole a103, and the front joint 402 and the rear joint 403 are both provided with threads.
As shown in fig. 2, the rear connector 403 is screwed through the through hole B204 and the front connector 402 is screwed into the through hole a103 after passing through the through hole C303, i.e. the through hole a103 has internal threads, while the through hole B204 and the through hole C303 may be light holes.
As shown in fig. 7 and 8, the second assembly 5 includes a second rod shaft 501, one axial end of the second rod shaft 501 is opened with an internally threaded hole 502 into which a bolt passed through the coupling base plate 301 and the front base plate 101 is screwed, and the other axial end face of the second rod shaft 501 is fixedly connected with a bolt pair P503, wherein a nut of the bolt pair P503 is welded to the axial end face of the second rod shaft 501.
The shaft end (the shaft end where the female screw hole 502 is located) of the second lever shaft 501 passes through the through hole a102 of the front base plate 101 and the through hole C302 of the coupling base plate 301, and then a bolt is screwed into the female screw hole 502, and a nut is screwed onto the bolt, the nut being located on the right plate surface of the coupling base plate 301 and within the ring of the steel ring 304.
The bolt of the bolt pair P503 needs to be screwed into the inner screw hole of the motor shaft.
The spline housing 7 is the final pressure transmission position in the cold-fitting process.
As can be seen from fig. 7 and 8, the second assembly 5 can have two different sizes to meet the cold-fitting requirements of the spline housing 7 with different lengths, as shown in fig. 2, the second assembly 5 is formed by connecting the structures shown in fig. 7 and 8 to adapt to the length of the spline housing 7 in fig. 2, and in practical use, the second assembly 5 with different sizes can be prefabricated to be applied to the spline housing 7 with various sizes.
Third embodiment
The embodiment provides a use method of an installation tool for a cold-mounted spline housing, which specifically comprises the following steps:
step I, an inner threaded hole is formed in the end face of the output end of the motor shaft along the axial center line of the motor shaft, the shaft end of a second assembly 5 which is sleeved with a spline sleeve 7 in a penetrating mode is screwed into the inner threaded hole, specifically, a bolt of a bolt pair P503 is screwed into the inner threaded hole, one port of the spline sleeve 7 faces the output end of the motor shaft at the moment, the end face of the other port abuts against the left plate face of a front top plate 1, the spline sleeve 7 is centered on a key groove of the shaft end of the motor shaft, the spline sleeve 7 is hammered and positioned, a bolt pair is screwed into a through hole B203 of a rear top plate 2, and a hydraulic puller 6 is taken to prop against the center of a nut of the bolt pair;
step II, referring to FIG. 2, three claws of a hydraulic puller 6 are lapped on the outer diameter of a connecting plate 3, the hydraulic puller 6 is placed right and pushed tightly, the hydraulic puller 6 is rotated, a switch of the hydraulic puller 6 is screwed clockwise, a force application rod is pulled, the jack pressure is transmitted to a rear top plate 2 through a nut of a bolt pair and then transmitted to a front top plate 1 through a first assembly 4, the front top plate 1 transmits the pressure to a spline housing 7, meanwhile, under the action of the hydraulic puller 6, the whole tool moves towards the spline housing 7 along the axial direction, when the hand feeling is more forceful, the outer diameter surface of the spline housing 7 is rotationally hammered for 1-3 circles until the jack pressure is in place, the switch of the hydraulic puller 6 is loosened counterclockwise and reset, and the bolt pair is retreated;
and step III, the hydraulic puller 6 center is used again, and the step II is repeated continuously until the spline sleeve 7 is pressed into the motor shaft.
When cold fitting the spline housing 7, it should be noted that:
a. if the internal thread of the motor shaft is blocked, a screw tap is required to pass through the opening;
b. removing rust and light on the outer diameter surface of the shaft end of the motor by using abrasive paper, and removing high points by using a flat file if the surface has raised high points;
c. the outer diameter of the motor shaft end is lubricated by proper engine oil to facilitate assembly;
d. the internal thread is damaged or the bolt is broken by strictly prohibiting brute force hard pulling.
The installation tool of the cold-mounted spline sleeve comprises two flat plates which are parallel to each other and are opposite at intervals, namely a front top plate 1 and a rear top plate 2, a connecting plate 3 tightly attached to the front top plate 1 is arranged between the two flat plates, the three flat plates are parallel to each other and are connected through a first assembly 4, and the connecting plate 3 is further connected with the front top plate 1 through a second assembly 5.
The front top plate 1 comprises a circular front base plate 101, a through hole a102 is formed in the center of the front base plate 101, the through hole a102 surrounds the through hole a102, and n through holes a103 which are uniformly distributed and used for the first assembly 4 to pass through are formed in a plate body of the front base plate 101, wherein n is a positive integer.
The rear top plate 2 comprises a circular rear base plate 201, the center of a circle of a plate surface of the rear base plate 201, which deviates from the connecting plate 3, extends axially to form a boss 202, the common center of a circle of the boss 202 and the rear base plate 201 is a through hole B203, the boss 202 is surrounded, a plurality of through holes B204 which are uniformly distributed and used for the first assemblies 4 to pass through are formed in a plate body of the rear base plate 201, and the number of the through holes B204 is the same as that of the through holes A103.
The connecting plate 3 comprises a circular connecting base plate 301, a through hole C302 is formed in the center of the connecting base plate 301, a plurality of through holes C303 are uniformly distributed on the plate body of the connecting base plate 301 and are used for the first assembly 4 to pass through, and the number of the through holes C303 is the same as that of the through holes B204.
The plate surface of the connecting base plate 301 facing the rear top plate 2 is fixedly connected with a steel ring 304, all the through holes C303 are positioned in the ring of the steel ring 304, and the axial axis of the steel ring 304 is superposed with the axial axis of the connecting base plate 301.
The first assembly 4 comprises a first shaft 401, one shaft end face of the first shaft 401 is provided with a rear joint 403 which can be screwed through the through hole B204, the other shaft end face of the first shaft 401 is provided with a front joint 402 which can be screwed through the through hole a103 and passes through the through hole C303.
The second assembly 5 includes a second rod shaft 501, one shaft end of the second rod shaft 501 is provided with an internal threaded hole 502 for screwing a bolt that has passed through the coupling base plate 301 and the front base plate 101, and the other shaft end face of the second rod shaft 501 is fixedly connected with a bolt pair P503, wherein a nut of the bolt pair P503 is welded to the shaft end face of the second rod shaft 501.
It will be understood by those skilled in the art that the foregoing embodiments are specific examples of the invention, and that various changes in form and details may be made therein without departing from the spirit and scope of the invention in its practical application.
Claims (7)
1. The utility model provides an installation frock of cold dress spline housing which characterized in that: the device comprises two flat plates which are parallel to each other and are opposite at intervals, namely a front top plate (1) and a rear top plate (2), wherein a connecting plate (3) tightly attached to the front top plate (1) is arranged between the two flat plates, the three flat plates are parallel to each other and are connected through a first component (4), and the connecting plate (3) is connected with the front top plate (1) through a second component (5).
2. The mounting tool for the cold-mounted spline housing according to claim 1, wherein: the front top plate (1) comprises a circular front base plate (101), a through hole A (102) is formed in the circle center of the front base plate (101), the through hole A (102) is surrounded, n through holes A (103) which are uniformly distributed and used for the first assembly (4) to penetrate through are formed in a plate body of the front base plate (101), and n is a positive integer.
3. The mounting tool for the cold-mounted spline housing according to claim 2, wherein: the rear top plate (2) comprises a circular rear base plate (201), the circle center of the plate surface of the rear base plate (201) departing from the connecting plate (3) extends axially to form a boss (202), a through hole B (203) is formed in the common circle center of the boss (202) and the rear base plate (201), the boss (202) is surrounded by a plurality of through holes B (204) which are uniformly distributed and used for the first assembly (4) to pass through, and the number of the through holes B (204) is the same as that of the through holes A (103).
4. The mounting tool for the cold-mounted spline housing according to claim 3, wherein: the connecting plate (3) comprises a circular connecting base plate (301), a through hole C (302) is formed in the circle center of the connecting base plate (301), the through hole C (302) is surrounded, a plurality of uniformly distributed through holes C (303) for the first assemblies (4) to penetrate through are formed in the plate body of the connecting base plate (301), and the number of the through holes C (303) is the same as that of the through holes B (204).
5. The mounting tool for the cold-mounted spline housing according to claim 4, wherein: the plate surface of the connecting base plate (301) opposite to the rear top plate (2) is fixedly connected with a steel ring (304), all the through holes C (303) are positioned in the ring of the steel ring (304), and the axial axis of the steel ring (304) is superposed with the axial axis of the connecting base plate (301).
6. The mounting tool for the cold-mounted spline housing according to claim 4, wherein: the first assembly (4) comprises a first shaft rod (401), a rear joint (403) which can be screwed and penetrates through the through hole B (204) is arranged on one shaft end face of the first shaft rod (401), the other shaft end of the first shaft rod (401) penetrates through the through hole C (303), and a front joint (402) which can be screwed and penetrates through the through hole A (103) is arranged on the shaft end face.
7. The mounting tool for the cold-mounted spline housing according to claim 4, wherein: the second assembly (5) comprises a second rod shaft (501), wherein an internal threaded hole (502) for screwing a bolt which passes through the connecting base plate (301) and the front base plate (101) is formed in one shaft end of the second rod shaft (501), a bolt pair P (503) is fixedly connected to the other shaft end face of the second rod shaft (501), and a nut of the bolt pair P (503) is welded to the shaft end face of the second rod shaft (501).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202121051610.6U CN215281771U (en) | 2021-05-17 | 2021-05-17 | Installation tool for cold-mounted spline housing |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202121051610.6U CN215281771U (en) | 2021-05-17 | 2021-05-17 | Installation tool for cold-mounted spline housing |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN215281771U true CN215281771U (en) | 2021-12-24 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202121051610.6U Active CN215281771U (en) | 2021-05-17 | 2021-05-17 | Installation tool for cold-mounted spline housing |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN215281771U (en) |
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2021
- 2021-05-17 CN CN202121051610.6U patent/CN215281771U/en active Active
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Address after: 037002 East Hebao Village, Xicun Township, Xinrong District, Datong City, Shanxi Province Patentee after: Weishi Heavy Industry Co.,Ltd. Address before: 037000 Economic Development Zone, Xinrong District, Datong City, Shanxi Province Patentee before: DATONG ZHONGKE WEISHI MINING TECHNOLOGY Co.,Ltd. |