CN214081235U - Novel interference assembly dismantle appurtenance - Google Patents

Novel interference assembly dismantle appurtenance Download PDF

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Publication number
CN214081235U
CN214081235U CN202023313988.7U CN202023313988U CN214081235U CN 214081235 U CN214081235 U CN 214081235U CN 202023313988 U CN202023313988 U CN 202023313988U CN 214081235 U CN214081235 U CN 214081235U
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China
Prior art keywords
block
hydraulic oil
disassembly
oil cylinder
interference assembly
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CN202023313988.7U
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Chinese (zh)
Inventor
姜鑫平
段小军
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Jiangsu Hengjun Power Technology Co ltd
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Jiangsu Hengjun Power Technology Co ltd
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Priority to CN202023313988.7U priority Critical patent/CN214081235U/en
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Abstract

The utility model discloses a novel interference assembly dismantle appurtenance. It includes hydraulic cylinder, hydraulic cylinder's the outside is connected with the adapter sleeve, the upper and lower both sides of adapter sleeve are fixed with a connecting plate respectively, be fixed with two spliced poles between two connecting plates, hydraulic cylinder's both sides still are equipped with the arm-tie respectively, be equipped with the connecting hole that supplies the spliced pole to pass on the arm-tie, the connecting hole is for setting up the side bar shape hole along the arm-tie axial, the outside interval of connecting hole is equipped with a plurality of draw-in grooves, the front end of each arm-tie is equipped with a connecting block, the connecting block front end is fixed with the piece that draws, the connecting block forms the holding tank with drawing the piece interval, two draw one side that the piece is relative to be equipped with and dodge the groove. The utility model discloses a length that the arm-tie stretches out can be adjusted as required to the piece that draws can be changed as required, thereby can use the bearing of the motor of multiple model size and the dismantlement of keeping off the oil ring, saves the frock cost, and occupation space is less under the state of accomodating, convenient to use.

Description

Novel interference assembly dismantle appurtenance
Technical Field
The utility model relates to an appurtenance technical field is dismantled in the interference fit, concretely relates to novel appurtenance is dismantled in interference fit.
Background
Interference fit is a common fixation method, one of two connected workpieces is provided with a hole, the other is provided with a shaft, and the inner diameter of the hole is smaller than the outer diameter of the shaft. If in the motor field, the oil blocking rings of the bearing and the two sides of the bearing are arranged on a rotating shaft of the motor in an interference fit mode. When the motor is installed, the oil baffle ring and the bearing are required to be respectively placed in an oven to be heated to about 100 degrees, so that the inner ring expands after being heated, and then the oil baffle ring and the bearing are sleeved on a rotating shaft of the motor. When dismantling, generally scribble lubricating oil on the pivot, then adopt pneumatic cylinder and the appurtenance of connecting to pull out oil blocking ring and bearing, the length and the external diameter of the pivot of different motors are all inequality, the mounted position of oil blocking ring and bearing is also inequality with the length of pivot end, if appurtenance is shorter, then can not use on the great or bearing of size and the motor that oil blocking ring distance axle head is far away, if appurtenance overlength, then hydraulic cylinder need compress just can reach the pivot tip of motor after the certain stroke, the waste time, and idle work is too much, and be not convenient for accomodate. Therefore, the existing auxiliary tools cannot be well adapted to motors with different sizes, so that a set of different auxiliary tools is generally required for each size of motor, and therefore, the required cost is high, and improvement is needed.
SUMMERY OF THE UTILITY MODEL
The utility model aims at providing a neotype interference fit dismantlement appurtenance to the not enough of prior art existence.
In order to achieve the purpose, the utility model provides a novel interference assembly and disassembly auxiliary tool, which comprises a hydraulic oil cylinder, the outer side of the hydraulic oil cylinder is connected with a connecting sleeve, the upper side and the lower side of the connecting sleeve are respectively fixed with a connecting plate, two connecting columns are fixed between the two connecting plates and are symmetrically arranged at the two sides of the hydraulic oil cylinder, pull plates are respectively arranged at the two sides of the hydraulic oil cylinder, connecting holes for the connecting columns to pass through are arranged on the pull plates, the connecting hole is a side strip-shaped hole arranged along the axial direction of the pulling plate, a plurality of clamping grooves are arranged at intervals outside the connecting hole, the connecting column can enter the clamping groove from the connecting hole, the front end of each pulling plate is provided with a connecting block, the front end of each connecting block is fixed with a pulling block, the connecting block and the pull block form an accommodating groove of the first workpiece at intervals, and two opposite sides of the pull blocks are provided with avoiding grooves for avoiding the second workpiece.
Furthermore, the cross-section of arm-tie is the arc form, and the connecting hole on each arm-tie includes two, and the setting of two connecting holes symmetry is both ends about the arm-tie.
Furthermore, a strip-shaped mounting hole is formed in the middle of the pulling plate, a plurality of first bolts are inserted into the mounting hole, and first nuts matched with the first bolts are fixed at positions of the hydraulic oil cylinder opposite to the mounting hole.
Furthermore, the pulling block is connected with the connecting block through a bolt.
Furthermore, the front end of the connecting block is provided with a groove, and the rear side of the pulling block is provided with a lug matched with the groove.
Furthermore, the two ends of the connecting column are provided with external thread structures, and the two ends of the connecting column respectively penetrate through the connecting plate to be in threaded connection with the second nut.
Furthermore, the hydraulic oil cylinder is in threaded connection with the connecting sleeve.
Has the advantages that: the utility model discloses a length that the arm-tie stretches out can be adjusted as required to the piece that draws can be changed as required, thereby can use the bearing of the motor of multiple model size and the dismantlement of keeping off the oil ring, saves the frock cost, and occupation space is less under the state of accomodating, convenient to use.
Drawings
Fig. 1 is a schematic structural view of a novel interference fit disassembly assisting tool according to an embodiment of the present invention;
fig. 2 is an explosion structure diagram of the novel interference fit disassembly auxiliary tool according to the embodiment of the present invention.
Detailed Description
The present invention will be further clarified by the following embodiments with reference to the attached drawings, which are implemented on the premise of the technical solution of the present invention, and it should be understood that these embodiments are only used for illustrating the present invention and are not used for limiting the scope of the present invention.
As shown in fig. 1 and 2, the embodiment of the utility model provides a novel interference fit dismantles appurtenance, including hydraulic cylinder 1, hydraulic cylinder 1's the outside is connected with adapter sleeve 2, is fixed with a connecting plate 3 respectively in adapter sleeve 2's upper and lower both sides, is fixed with two spliced poles 4 between two connecting plates 3, and the setting of two spliced poles 4 symmetries is in hydraulic cylinder 1's both sides, and hydraulic cylinder 1's both sides still are equipped with arm-tie 5 respectively. The pull plate 5 is provided with a connecting hole 6, the connecting hole 6 can be penetrated by the connecting column 5, the connecting hole 6 is a side strip-shaped hole arranged along the axial direction of the pull plate 5, and the width of the connecting hole 6 is larger than the outer diameter of the connecting column 4, so that the pull plate 5 can freely move outside the connecting column 4. A plurality of clamping grooves 7 are arranged at intervals outside the connecting hole 6, and the connecting column 4 can enter the clamping grooves 7 from the connecting hole 6. The front end of each arm-tie 5 is equipped with a connecting block 8, and 8 front ends of connecting blocks are fixed with and draw piece 9, and connecting block 8 and draw piece 9 interval formation holding tank 10, and holding tank 10 is used for holding first work piece 11, and two draw one side that piece 9 is relative to be equipped with dodges groove 12, dodge groove 12 and be used for dodging second work piece 13. It should be noted that different pull blocks 9 can be configured according to workpieces with different sizes, and only the avoiding groove 12 on different pull blocks 9 is different in size.
The utility model discloses arm-tie 5's cross-section is the arc form, and connecting hole 6 on every arm-tie 5 includes two, and the setting of two connecting hole 6 symmetries is both ends about arm-tie 5. The cushion blocks 22 can be arranged between the pulling plates 5 and the hydraulic oil cylinders 1, the cushion blocks 22 are preferably rubber cushion blocks, the shape of the cushion blocks is arc-shaped, the cushion blocks 22 between each pulling plate 5 and each hydraulic oil cylinder are preferably two, and the two cushion blocks 22 are arranged on two sides of the connecting sleeve 2, so that the two pulling plates 5 can be ensured to be arranged in parallel along the axial direction of each hydraulic oil cylinder.
In order to prevent the connecting column 4 from coming off from the clamping groove 7 when in use, the middle part of the pulling plate 5 is provided with a strip-shaped mounting hole 14, a plurality of first bolts 15 are inserted into the mounting hole 14, the number of the first bolts 15 is preferably two, the two first bolts 15 are respectively arranged on two sides of the connecting sleeve 2, a first nut 16 matched with the first bolts 15 is arranged on the outer side of the hydraulic oil cylinder, the first nut 16 is opposite to the mounting hole 14 and is in threaded connection with the first bolts 15, and the first nut 16 can be directly welded on the outer side of the hydraulic oil cylinder 1.
The utility model discloses draw piece 9 preferred and connecting block 8 bolted connection, it is concrete, be equipped with two screw holes 17 at connecting block 8's front end, every draws piece 9 to fix on connecting block 8 through two second bolts 18 respectively. And then different pulling blocks 9 can be replaced according to motors of different models. It is also preferable that a groove 19 is formed at the front end of the connecting block 8, and a projection 20 engaged with the groove 19 is formed at the rear side of the pulling block 9. The projection 20 is slidably connected in the groove 19, which facilitates positioning and mounting of the second bolt 18, and also has a certain function of preventing the second bolt from being stressed excessively to cause deformation.
The utility model discloses spliced pole 4 is preferred to be fixed on connecting plate 3 through the nut, and preferably set up the external screw thread structure at spliced pole 4's both ends, sets up the through-hole on connecting plate 3, and the through-hole setting on connecting plate 3 is passed respectively at spliced pole 4's both ends, sets up second nut 21 in spliced pole 4's upper and lower both sides, and second nut 21 establishes with spliced pole 4's both ends screw thread and is connected. The hydraulic cylinder 1 is preferably in threaded connection with the connecting sleeve 2, specifically, an external thread structure is arranged on the outer side of the hydraulic cylinder 1, and a matched internal thread structure is arranged on the connecting sleeve 2.
When the distance between the pull block 9 and the hydraulic oil cylinder 1 needs to be adjusted, the first bolt 15 is screwed down by the first bolt 15, the connecting column 4 is moved into the connecting hole 6 from the clamping groove 7, front-back movement adjustment can be carried out, the connecting column 4 is moved into the corresponding clamping groove 7 again after adjustment, and the first bolt 15 is fastened. When the pulling block 9 needs to be replaced, the second bolt can be unscrewed for replacement.
When the device is used, the pulling plate 5 is adjusted to a proper position, so that the hydraulic oil cylinder 1 is close to the shaft end of the second workpiece 13 in a contraction state, the connecting block 8 is arranged on one side of the pulling direction of the first workpiece 11, the pulling block 9 is fixed from the other side of the first workpiece 11 by the second bolt 18, and then the hydraulic oil cylinder 1 extends out through a manual pump or an electric pump connected with the hydraulic oil cylinder 1, so that the first workpiece 11 is pulled out of the second workpiece 13. The first workpiece 11 may be a bearing and an oil deflector, and the second workpiece 13 may be a motor shaft.
The above description is only a preferred embodiment of the present invention, and it should be noted that other parts not specifically described belong to the prior art or the common general knowledge to those skilled in the art. Without departing from the principle of the present invention, several improvements and decorations can be made, and these improvements and decorations should also be regarded as the protection scope of the present invention.

Claims (7)

1. A novel interference assembly and disassembly auxiliary tool comprises a hydraulic oil cylinder and is characterized in that, the outer side of the hydraulic oil cylinder is connected with a connecting sleeve, the upper side and the lower side of the connecting sleeve are respectively fixed with a connecting plate, two connecting columns are fixed between the two connecting plates and are symmetrically arranged at the two sides of the hydraulic oil cylinder, pull plates are respectively arranged at the two sides of the hydraulic oil cylinder, connecting holes for the connecting columns to pass through are arranged on the pull plates, the connecting hole is a side strip-shaped hole arranged along the axial direction of the pulling plate, a plurality of clamping grooves are arranged at intervals outside the connecting hole, the connecting column can enter the clamping groove from the connecting hole, the front end of each pulling plate is provided with a connecting block, the front end of each connecting block is fixed with a pulling block, the connecting block and the pull block form an accommodating groove of the first workpiece at intervals, and two opposite sides of the pull blocks are provided with avoiding grooves for avoiding the second workpiece.
2. The novel auxiliary tool for interference assembly and disassembly as claimed in claim 1, wherein the cross section of the pulling plate is arc-shaped, the number of the connecting holes on each pulling plate is two, and the two connecting holes are symmetrically arranged at the upper end and the lower end of the pulling plate.
3. The novel auxiliary tool for interference assembly and disassembly as claimed in claim 2, wherein a strip-shaped mounting hole is formed in the middle of the pulling plate, a plurality of first bolts are inserted into the mounting hole, and first nuts matched with the first bolts are fixed at positions of the hydraulic oil cylinder opposite to the mounting hole.
4. The novel interference assembly and disassembly aid of claim 1, wherein the pull block is bolted to the connecting block.
5. The novel auxiliary tool for interference assembly and disassembly as claimed in claim 1, wherein the front end of the connecting block is provided with a groove, and the rear side of the pulling block is provided with a projection matched with the groove.
6. The novel auxiliary tool for interference assembly and disassembly as claimed in claim 1, wherein the two ends of the connecting column are provided with external thread structures, and the two ends of the connecting column are respectively threaded through the connecting plate and connected with the second nut.
7. The novel auxiliary tool for interference assembly and disassembly as claimed in claim 1, wherein the hydraulic oil cylinder is in threaded connection with the connecting sleeve.
CN202023313988.7U 2020-12-31 2020-12-31 Novel interference assembly dismantle appurtenance Active CN214081235U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN202023313988.7U CN214081235U (en) 2020-12-31 2020-12-31 Novel interference assembly dismantle appurtenance

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN202023313988.7U CN214081235U (en) 2020-12-31 2020-12-31 Novel interference assembly dismantle appurtenance

Publications (1)

Publication Number Publication Date
CN214081235U true CN214081235U (en) 2021-08-31

Family

ID=77436256

Family Applications (1)

Application Number Title Priority Date Filing Date
CN202023313988.7U Active CN214081235U (en) 2020-12-31 2020-12-31 Novel interference assembly dismantle appurtenance

Country Status (1)

Country Link
CN (1) CN214081235U (en)

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