CN207840777U - Process the fixture of bearing block inner cavity - Google Patents

Process the fixture of bearing block inner cavity Download PDF

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Publication number
CN207840777U
CN207840777U CN201820051903.6U CN201820051903U CN207840777U CN 207840777 U CN207840777 U CN 207840777U CN 201820051903 U CN201820051903 U CN 201820051903U CN 207840777 U CN207840777 U CN 207840777U
Authority
CN
China
Prior art keywords
positioning
perforation
bearing block
fixture
inner cavity
Prior art date
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Active
Application number
CN201820051903.6U
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Chinese (zh)
Inventor
柯贤湖
唐宏明
吴斌
刘伟
朱娟
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
JIAXING HONGFENG MACHINERY CO Ltd
Original Assignee
JIAXING HONGFENG MACHINERY CO Ltd
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
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Priority to CN201820051903.6U priority Critical patent/CN207840777U/en
Application granted granted Critical
Publication of CN207840777U publication Critical patent/CN207840777U/en
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Abstract

The utility model discloses a kind of fixtures of processing bearing block inner cavity, including pressing device and positioning device, the pressing device to be mounted on the both sides of positioning device.The positioning device includes bottom plate, rebound and positioning plate successively from bottom to up;The pressing device includes cushion block, cylinder and pressing plate successively from bottom to up.The utility model is detachable, composable, and need to only replace positioning plate can install various sizes of bearing block, and installing and dismounting is very convenient.

Description

Process the fixture of bearing block inner cavity
Technical field
The utility model is related to field of fixtures, especially a kind of fixture of processing bearing block inner cavity.
Background technology
Currently, when processing bearing block inner cavity needing that bearing block is fixed using fixture, the size of bearing block is according to production Product demand produces, therefore is directed to various sizes of bearing block, needs to design processing of the various sizes of fixture with fitted shaft bearing Demand.In this way, plenty of time and energy can be consumed on production fixture, the processing progress of product is affected, material is also caused Waste, improves the production cost of product.
Invention content
The purpose of this utility model is to provide a kind of fixture of processing bearing block inner cavity.
What the utility model solved is the processing for being directed to various sizes of bearing block at present, needs to design various sizes of folder Tool is caused waste of material, is improved the problem of production cost with fitted shaft bearing.
The utility model solve its technical problem the technical solution adopted is that:The utility model includes pressing device and positioning Device, the pressing device are mounted on the both sides of positioning device;It is characterized in that the positioning device is from bottom to up successively Including bottom plate, rebound and positioning plate;The pressing device includes cushion block, cylinder and pressing plate successively from bottom to up.
Further, the center of the rebound is equipped with perforation, and assembly has positioning core axle at the perforation, and described determines Elastic positioning pin is installed, the positioning plate is circular cylindrical structure, the positioning core axle and flexibly positioned above the mandrel of position Pin is contained in the ring-shaped inner part of positioning plate.
Further, the perforation of the rebound includes the upper perforation being mutually communicated and lower perforation, the lower perforation Diameter is more than the diameter of upper perforation;Transition shoulder is equipped between the lower perforation and upper perforation;The positioning core axle is divided into Epimere, stage casing, hypomere three parts, the epimere, stage casing, hypomere diameter be sequentially increased, the hypomere assembly of the positioning core axle At lower perforation, the stage casing is assembled at perforation, and the epimere sequentially passes through lower perforation and upper perforation, is exposed to rebound Top.
Further, the both ends of the elastic positioning pin are respectively equipped with groove, the epimere and groove of the positioning core axle Cooperation;It is connected using through-hole between two groove.
Further, the upper surface of the positioning core axle epimere is equipped with threaded hole, and the positioning core axle is fixed with elasticity Using being bolted between the pin of position, the bolt passes through groove and through-hole to be threadedly coupled with threaded hole.
Further, the outer wall of the elastic positioning pin is divided into vertical section and tilting section, and the tilting section is close to elasticity The upper surface of positioning pin, the vertical section is close to the lower face of elastic positioning pin;The tilting section is constituted with vertical direction and is pressed from both sides Angle, the upper surface diameter of the elastic positioning pin are less than the diameter of tilting section bottom.
Further, the upper surface of the positioning plate is equipped with keyway, installation key at the keyway, and the key length is big In the length of keyway.
Further, the pressing plate is mounted on the push rod of cylinder, and the cylinder is rotary cylinder.
Further, it is set on the bottom plate there are four the first mounting hole, the rebound is equipped with and the first installation Corresponding second mounting hole in hole and the location hole for being distributed in rebound upper surface, the positioning plate are equipped with and location hole position Set corresponding third mounting hole;It is fixedly connected using bolt between first mounting hole and the second mounting hole, it is described It is also fixed using bolt between third mounting hole and location hole.
The utility model has the beneficial effects that:Compared with prior art, the utility model has the advantages that:
1. fixture is detachable, composable, need to only replace positioning plate can install various sizes of bearing block, installing and dismounting It is very convenient, it is not necessarily to integral replacing.
2. saving fixture process time, processing cost has been saved, has improved the efficiency of production, and bearing block inner cavity adds Rejection rate can decline 10% after work.
3. positioning core axle is assembled on rebound, elastic positioning pin cooperates with positioning core axle, ensures the peace of bearing block Holding position is fixed, and pressing plate is pressed in the edge of bearing block, is limited it and is moved up and down, and key block is mounted on the keyway of positioning plate upper surface Place, one end are clamped with bearing block, limit the rotation of bearing block.
Description of the drawings
Fig. 1 is the structural schematic diagram of the utility model.
Fig. 2 is the positioning core axle and elastic positioning pin scheme of installation of the utility model.
Fig. 3 is the structural schematic diagram of the rebound of the utility model.
Fig. 4 is the structural schematic diagram of the positioning core axle of the utility model.
Fig. 5 is the structural schematic diagram of the elastic positioning pin of the utility model.
Fig. 6 is the structural schematic diagram of the positioning plate of the utility model.
Fig. 7 is the floor map of the bottom plate of the utility model.
Fig. 8 is the floor map of the cushion block of the utility model.
Fig. 9 is the vertical view of the utility model.
In figure:1. bottom plate;10. the first mounting hole;11. the 4th mounting hole;2. cushion block;20. the 5th mounting hole;3. cylinder; 30. the 6th mounting hole;4. pressing plate;5. positioning plate;50. keyway;51. third mounting hole;6. key block;7. rebound;It is worn on 70. Hole;71. lower perforation;72. transition shoulder;73 second mounting holes;74. location hole;8. elastic positioning pin;80. groove;81. tilting Section;82. vertical section;83. through-hole;9. positioning core axle;90. epimere;91 stage casings;92. hypomere;93. threaded hole.
Specific implementation mode
The utility model is described in further detail with reference to the accompanying drawings and examples.
If Fig. 1 shows, the utility model includes pressing device and positioning device.Pressing device is mounted on the two of positioning device Side.Positioning device includes bottom plate 1, rebound 7 and positioning plate 5 successively from bottom to up.Pressing device includes pad successively from bottom to up Block 2, cylinder 3 and pressing plate 4.
As shown in Fig. 2, the center of rebound 7 is equipped with perforation, assembly has positioning core axle 9,9 top peace of positioning core axle at perforation Fill elastic positioning pin 8.Positioning plate 5 is circular cylindrical structure, and positioning core axle 9 and elastic positioning pin 8 are contained in the ring of positioning plate 5 Inside shape.
As shown in figure 3, the perforation of rebound 7 includes the upper perforation 70 that is mutually communicated and lower perforation 71, lower perforation 71 it is straight Diameter is more than the diameter of upper perforation 70, and transition shoulder 72 is equipped between lower perforation 71 and upper perforation 70.As shown in figure 4, positioning core axle 9 Be divided into epimere 90, stage casing 91,92 three parts of hypomere, epimere 90, stage casing 91, hypomere 92 diameter be sequentially increased, positioning core axle 9 Hypomere 92 is assembled at lower perforation 71, is limited at transition shoulder.Stage casing 91 is assembled at perforation 70, and epimere 90 is worn successively Perforation 71 and upper perforation 70 are crossed down, 7 top of rebound is exposed to.
The both ends of elastic positioning pin 8 are respectively equipped with groove 80, and epimere 90 and the groove 80 of positioning core axle 9 coordinate.Two grooves It is connected using through-hole 83 between 80.The upper surface of positioning core axle epimere 90 is equipped with threaded hole 93, positioning core axle 9 and elastic positioning pin Using being bolted between 8, bolt passes through groove 80 and through-hole 83 to be threadedly coupled with threaded hole 93.
As shown in figure 5, the outer wall of elastic positioning pin 8 is divided into vertical section 82 and tilting section 81, tilting section 81 is fixed close to elasticity The upper surface of position pin 8, vertical section 82 is close to the lower face of elastic positioning pin 8.Tilting section 81 constitutes angle α, bullet with vertical direction Property positioning pin 8 upper surface diameter be less than 81 bottom of tilting section diameter.
As shown in Fig. 1, Fig. 6, the upper surface of positioning plate 5 is equipped with keyway 50, and key block 6, the length of key block 6 are installed at keyway 50 More than the length of keyway 50.Key block 6 can move on keyway 50, and key block 6 is moved along keyway 50 to the center of positioning plate 5, Key block 6 is contacted with bearing block, and key block 6 is connected on bearing block, limits the rotation of bearing block, as shown in Figure 9.Key block 6 along Keyway 50 moves at the center for reverse-locating plate, and key block 6 is detached with bearing block.
Pressing plate 4 is mounted on the push rod of cylinder 3, and cylinder 3 is rotary cylinder.When work, the push rod of rotary cylinder rotates, pressure Above the rotation to bearing block of plate 4, the push rod of rotary cylinder is moved down, is pressed on bearing block, completion of processing, on the push rod of rotary cylinder It moves and reversely rotates, pressing plate 4 is detached with bearing block, can remove the bearing block of completion of processing.
As shown in Figure 2 and Figure 7, it is set on bottom plate 1 there are four the first mounting hole 10, rebound is equipped with and the first mounting hole 10 Corresponding second mounting hole 73 and the location hole 74 for being distributed in rebound upper surface, positioning plate 5 are equipped with and location hole 74 Set corresponding third mounting hole 51.It is fixedly connected using bolt between first mounting hole 10 and the second mounting hole 73, third peace It is also fixed using bolt between dress hole 51 and location hole 74, the fixation of pressing device has been achieved.
Equally, as shown in Fig. 1, Fig. 7 and Fig. 8, the 4th mounting hole 11 is additionally provided on bottom plate 1, cushion block is equipped with and the 4th peace 11 corresponding 5th mounting hole 20 of hole is filled, cylinder 3 is equipped with the 6th mounting hole 30 corresponding with 20 position of the 5th mounting hole, utilizes spiral shell Bolt sequentially passes through the 6th mounting hole 30, the 5th mounting hole 20 and the 4th mounting hole 11 and positioning device has been fixed on bottom plate 1.

Claims (8)

1. a kind of fixture of processing bearing block inner cavity, including pressing device and positioning device, the pressing device are mounted on fixed The both sides of position device;It is characterized in that the positioning device includes bottom plate, rebound and positioning plate successively from bottom to up;It is described Pressing device from bottom to up successively include cushion block, cylinder and pressing plate;The center of the rebound is equipped with perforation, the perforation Place's assembly has positioning core axle, and elastic positioning pin is installed above the positioning core axle, and the positioning plate is circular cylindrical structure, The positioning core axle and elastic positioning pin is contained in the ring-shaped inner part of positioning plate.
2. the fixture of processing bearing block inner cavity according to claim 1, it is characterised in that the perforation of the rebound includes The upper perforation and lower perforation being mutually communicated, the diameter of the lower perforation are more than the diameter of upper perforation;The lower perforation with above wear Transition shoulder is equipped between hole;The positioning core axle is divided into epimere, stage casing, hypomere three parts, the epimere, stage casing, hypomere Diameter be sequentially increased, the hypomere of the positioning core axle is assembled at lower perforation, and the stage casing is assembled at perforation, described Epimere sequentially passes through lower perforation and upper perforation, is exposed to above rebound.
3. the fixture of processing bearing block inner cavity according to claim 2, it is characterised in that the both ends of the elastic positioning pin It is respectively equipped with groove, epimere and the groove of the positioning core axle coordinate;It is connected using through-hole between two groove.
4. the fixture of processing bearing block inner cavity according to claim 3, it is characterised in that the positioning core axle epimere it is upper Surface is equipped with threaded hole, and using being bolted between the positioning core axle and elastic positioning pin, the bolt passes through groove It is threadedly coupled with threaded hole with through-hole.
5. the fixture of processing bearing block inner cavity according to claim 1, it is characterised in that the outer wall of the elastic positioning pin It is divided into vertical section and tilting section, for the tilting section close to the upper surface of elastic positioning pin, the vertical section is fixed close to elasticity The lower face of position pin;The tilting section constitutes angle with vertical direction, and the upper surface diameter of the elastic positioning pin, which is less than, to be tilted The diameter of section bottom.
6. the fixture of processing bearing block inner cavity according to claim 1, it is characterised in that the upper surface of the positioning plate is set There is a keyway, installation key at the keyway, the key length is more than the length of keyway.
7. the fixture of processing bearing block inner cavity according to claim 1, it is characterised in that the pressing plate is mounted on cylinder Push rod on, the cylinder be rotary cylinder.
8. the fixture of processing bearing block inner cavity according to claim 1, it is characterised in that there are four being set on the bottom plate First mounting hole, the rebound are equipped with the second mounting hole corresponding with the first mounting hole and are distributed in rebound upper table The location hole in face, the positioning plate are equipped with third mounting hole corresponding with position of positioning hole;First mounting hole It is fixedly connected using bolt between the second mounting hole, is also fixed using bolt between the third mounting hole and location hole.
CN201820051903.6U 2018-01-12 2018-01-12 Process the fixture of bearing block inner cavity Active CN207840777U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN201820051903.6U CN207840777U (en) 2018-01-12 2018-01-12 Process the fixture of bearing block inner cavity

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN201820051903.6U CN207840777U (en) 2018-01-12 2018-01-12 Process the fixture of bearing block inner cavity

Publications (1)

Publication Number Publication Date
CN207840777U true CN207840777U (en) 2018-09-11

Family

ID=63418265

Family Applications (1)

Application Number Title Priority Date Filing Date
CN201820051903.6U Active CN207840777U (en) 2018-01-12 2018-01-12 Process the fixture of bearing block inner cavity

Country Status (1)

Country Link
CN (1) CN207840777U (en)

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Legal Events

Date Code Title Description
GR01 Patent grant
GR01 Patent grant
PE01 Entry into force of the registration of the contract for pledge of patent right
PE01 Entry into force of the registration of the contract for pledge of patent right

Denomination of utility model: Fixture for machining inner cavity of bearing seat

Effective date of registration: 20201226

Granted publication date: 20180911

Pledgee: Agricultural Bank of China Limited by Share Ltd. South Lake branch

Pledgor: JIAXING HONGFENG MACHINERY Co.,Ltd.

Registration number: Y2020330001259