CN108748066B - Device for taking out parts in through hole - Google Patents
Device for taking out parts in through hole Download PDFInfo
- Publication number
- CN108748066B CN108748066B CN201810954594.8A CN201810954594A CN108748066B CN 108748066 B CN108748066 B CN 108748066B CN 201810954594 A CN201810954594 A CN 201810954594A CN 108748066 B CN108748066 B CN 108748066B
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- CN
- China
- Prior art keywords
- sleeve
- handle
- hole
- frame
- movable handle
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B25—HAND TOOLS; PORTABLE POWER-DRIVEN TOOLS; MANIPULATORS
- B25J—MANIPULATORS; CHAMBERS PROVIDED WITH MANIPULATION DEVICES
- B25J1/00—Manipulators positioned in space by hand
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- Engineering & Computer Science (AREA)
- Robotics (AREA)
- Mechanical Engineering (AREA)
- Gripping Jigs, Holding Jigs, And Positioning Jigs (AREA)
- Conveying And Assembling Of Building Elements In Situ (AREA)
Abstract
The invention provides a device for taking out parts in a through hole, which consists of a frame, a handle bracket, a movable handle, a fixed handle, a hook plate, a sleeve clamping plate, a copper bar, a plurality of pins and a plurality of screws. The invention utilizes the motion principle of the crank slide block mechanism, the movable handle, the pin, the copper bar and the sleeve form the crank slide block mechanism, and the rotation of the movable handle around the pin is converted into the reciprocating linear motion of the copper bar in the sleeve. When the part is taken out from the through hole, the fixed handle is held by one hand, the movable handle is held by the other hand, the copper rod is driven to reciprocate in the sleeve in a linear manner through the rotation of the movable handle in the plane, and the part in the through hole can be taken out from the through hole. The method is simple to operate, operators can save more labor by utilizing the transmission of the motion mechanism, in addition, the contact between the copper rod and the part in the through hole is surface contact, the surface of the part can be effectively protected from being damaged, and the product quality is ensured.
Description
Technical Field
The invention relates to a device for taking out parts from through holes, in particular to a device for taking out parts in the case that the fit clearance between some through holes and parts assembled in the through holes is very small.
Background
In aviation, space flight field, in order to realize the product function, the product can appear a lot of less shaft hole cooperation structures in clearance when the design, and the part is easier when the forward dress is downthehole in the through-hole, but the downthehole part is when taking out in reverse, because the clearance is too little, and frictional force is big, gets a piece more difficult.
At present, when many products are taken out of the through hole parts, the adopted operation mode is that one end of the through hole parts is propped against by a tool (such as a screwdriver, etc.), then force is applied along the axial direction, and the parts are pushed out from the other end of the through hole, so that the defects are as follows:
(1) Damage to the surface of the product
Tools such as screwdrivers are metal materials, and the head is pointed, and when the tools push the parts in the holes, the tools are in point contact with each other, and because the fit clearance is too small and the friction force is large, the parts in the through holes can be pushed out only by large axial thrust, and because stress concentration is generated by point contact, pits, scratches and the like are easily generated on the surfaces of the parts in the holes, so that products are damaged, and further quality problems are generated.
(2) Potential safety hazard
Because of the great effort required during the pushing out, the screwdriver tip is very easy to slip during the movement, once slipping occurs, operators can lean forward with inertia, and risks of injury to products and personnel are present.
Disclosure of Invention
The invention utilizes the motion principle of the crank sliding block mechanism to realize the operation of taking out the parts in the through hole with smaller force application, and provides a simple operation and a through hole in-taking device without damaging the appearance of the product.
The specific device scheme is as follows:
a device for taking out parts in through holes comprises a frame, a handle support, a movable handle, a fixed handle, a hook plate, a sleeve clamping plate, a copper bar, a plurality of pins and a plurality of screws, wherein the assembly schematic diagram of the device is shown in figure 1. The structural characteristics of each component are as follows:
the frame-cuboid structure, metal material, the part surface is open rectangle logical groove to one side partially for restrict movable handle motion track, the part surface has a plurality of screw thread through-holes, is used for connecting handle support, fixed handle, hook plate and sleeve cardboard, and part central part has and subtracts heavy through-hole (still can be used to observe the bar copper motion condition).
The handle support-triangle structure, the apex angle is a round angle, the metal material, the number is 2, there are 1 through holes concentric with round angle in the upper part of the part, used for installing the pin, there are 2 threaded holes in the bottom of the lower part of the part, used for connecting the frame;
the movable handle, namely a variable-section long rod, a metal material and a part with 3 sections, wherein the large end is a cylinder (with external knurling for convenient holding), the middle is a cube (comprising a long round through groove and a pin for passing through 2 handle brackets for connection), and the small end is a cuboid (the tail end is an arc and comprises a through hole concentric with the arc), and the through hole is used for passing through the pin and connecting with a copper rod);
the fixed handle is a cylinder with a variable cross section, the metal material is used for knurling the outer part of the cylinder with a larger diameter (convenient for holding), and the smaller diameter end is a threaded end and is used for connecting a frame;
the hook plate is of an L-shaped structure, is made of metal materials and is used for clamping the outer side of a through hole part, the top of the part is provided with 2 threaded counter bores (used for connecting a frame), and the center of the part is provided with a through hole (used for the part in the hole to pass through when leaving the through hole);
the sleeve is a double-head stud type variable-section cylinder structure, the metal material is adopted, the diameters of cylinders at two ends of a part are smaller, the diameter of a cylinder in the middle is larger, a coaxial through hole (used for copper rod movement) is formed in the axial direction of the part, a rectangular groove (used for limiting the movement track of a movable handle) is formed in the upper surface of the part, and a small through hole (used for penetrating a pin and connecting the movable handle) is formed in the center of the side face of the cylinder;
the sleeve clamping plate is of a cuboid structure, the number of the sleeve clamping plates is 2, the centers of the end faces are provided with round through holes for the sleeve to pass through, 1 threaded through hole is arranged right below the bottom end of the part, a screw is used for passing through the jacking sleeve, and the upper end face of the part is provided with 2 threaded holes for connecting the frame;
copper bar-cylindrical copper bar, the upper, lower surface open rectangular through slot (for movable handle to insert), the side center of the cylinder contains the through hole (for passing the pin, connect movable handle);
the pin is a standard piece, made of metal, and used for connecting the movable handle with the handle bracket and the copper rod;
screw-standard for fixing parts.
The device is tightly matched between each part, use the frame as the base member, 2 handle supports distribute in the frame rectangle through groove both sides, and install in the top of frame through the screw, fixed handle passes through the screw and screws in the frame top, the hook plate passes through the screw and installs the one end in the frame below, 2 sleeve cardboard pass through the other one end of screw installation in the frame below respectively, the sleeve both ends penetrate 2 sleeve cardboard respectively (be clearance fit between sleeve and the sleeve cardboard, the screw passes tight sleeve in top from sleeve cardboard bottom, with guarantee sleeve and sleeve cardboard do not have relative motion), movable handle passes through pin connection with 2 handle supports (be interference fit between pin and 2 handle supports, be clearance fit between pin and the rectangular channel of movable handle), movable handle passes the rectangular channel on the frame in proper order, behind the rectangular channel of sleeve upper surface and the rectangular channel of bar upper surface, be interference fit between pin and the bar, the bar moves in telescopic through-hole, be clearance fit between the bar and the bar.
The device is designed by utilizing the motion principle of a crank-slider mechanism, a movable handle, a pin, a copper rod and a sleeve form the crank-slider mechanism, and the rotation of the movable handle around the pin is converted into the reciprocating linear motion of the copper rod in the sleeve. When the part is taken out from the through hole, the hook plate is clamped at one end of the through hole (the end of the part in the hole is finally taken out), the fixed handle is held by one hand, the movable handle is held by the other hand, the copper bar is driven to reciprocate in the sleeve shaft through the rotation of the movable handle in the plane, when the end face of the copper bar contacts the part in the through hole, the part in the through hole and the through hole are pushed to move relatively along with the feeding linear motion of the copper bar, and the part in the through hole slowly leaves the through hole and passes through the hook plate round hole, so that the part in the through hole can be taken out from the through hole.
The method is simple to operate, operators can save more labor by utilizing the transmission of the motion mechanism, in addition, the contact between the copper rod and the part in the through hole is surface contact, the surface of the part can be effectively protected from being damaged, and the product quality is ensured.
Drawings
FIG. 1 is an assembled schematic view;
FIG. 2 is a schematic diagram of a frame;
FIG. 3a is a front view of the handle support;
FIG. 3b is a side view (with partial cutaway) of the handle support;
FIG. 4a is a front view of the movable handle;
FIG. 4b is a top view (enlarged) of the movable handle;
FIG. 5 is a schematic view of a stationary handle;
fig. 6a is a front view of a hook plate;
FIG. 6b is a side view (with partial cross-sectional view) of a hook plate;
FIG. 7 is a schematic view of a sleeve;
FIG. 8a is a front view (with partial cutaway) of a sleeve clamp;
FIG. 8b is a side view (with partial cross-sectional view) of the sleeve clamp plate;
fig. 9a is a front view of a copper bar;
fig. 9b is a side view of a copper bar;
in the figure: 1-frame, 2-handle support, 3-movable handle, 4-fixed handle, 5-hook plate, 6-sleeve, 7-sleeve clamping plate, 8-copper bar, 9-screw, 10-pin.
Detailed Description
A device for taking out parts in through holes is composed of a frame, a handle support, a movable handle, a fixed handle, a hook plate, a sleeve clamping plate, a copper bar, a plurality of pins and a plurality of screws. The structural characteristics of each component are as follows:
the frame-cuboid structure, metal material, the part surface is open rectangle logical groove to one side partially for restrict movable handle motion track, the part surface has a plurality of screw thread through-holes, is used for connecting handle support, fixed handle, hook plate and sleeve cardboard, and part central part has and subtracts heavy through-hole (still can be used to observe the bar copper motion condition).
The handle support-triangle structure, the apex angle is a round angle, the metal material, the number is 2, there are 1 through holes concentric with round angle in the upper part of the part, used for installing the pin, there are 2 threaded holes in the bottom of the lower part of the part, used for connecting the frame;
the movable handle, namely a variable-section long rod, a metal material and a part with 3 sections, wherein the large end is a cylinder (with external knurling for convenient holding), the middle is a cube (comprising a long round through groove and a pin for passing through 2 handle brackets for connection), and the small end is a cuboid (the tail end is an arc and comprises a through hole concentric with the arc), and the through hole is used for passing through the pin and connecting with a copper rod);
the fixed handle is a cylinder with a variable cross section, the metal material is used for knurling the outer part of the cylinder with a larger diameter (convenient for holding), and the smaller diameter end is a threaded end and is used for connecting a frame;
the hook plate is of an L-shaped structure, is made of metal materials and is used for clamping the outer side of a through hole part, the top of the part is provided with 2 threaded counter bores (used for connecting a frame), and the center of the part is provided with a through hole (used for the part in the hole to pass through when leaving the through hole);
the sleeve is a double-head stud type variable-section cylinder structure, the metal material is adopted, the diameters of cylinders at two ends of a part are smaller, the diameter of a cylinder in the middle is larger, a coaxial through hole (used for copper rod movement) is formed in the axial direction of the part, a rectangular groove (used for limiting the movement track of a movable handle) is formed in the upper surface of the part, and a small through hole (used for penetrating a pin and connecting the movable handle) is formed in the center of the side face of the cylinder;
the sleeve clamping plate is of a cuboid structure, the number of the sleeve clamping plates is 2, the centers of the end faces are provided with round through holes for the sleeve to pass through, 1 threaded through hole is arranged right below the bottom end of the part, a screw is used for passing through the jacking sleeve, and the upper end face of the part is provided with 2 threaded holes for connecting the frame;
copper bar-cylindrical copper bar, the upper, lower surface open rectangular through slot (for movable handle to insert), the side center of the cylinder contains the through hole (for passing the pin, connect movable handle);
the pin is a standard piece, made of metal, and used for connecting the movable handle with the handle bracket and the copper rod;
screw-standard for fixing parts.
The device is tightly matched between each part, use the frame as the base member, 2 handle supports distribute in the frame rectangle through groove both sides, and install in the top of frame through the screw, fixed handle passes through the screw and screws in the frame top, the hook plate passes through the screw and installs the one end in the frame below, 2 sleeve cardboard pass through the other one end of screw installation in the frame below respectively, the sleeve both ends penetrate 2 sleeve cardboard respectively (be clearance fit between sleeve and the sleeve cardboard, the screw passes tight sleeve in top from sleeve cardboard bottom, with guarantee sleeve and sleeve cardboard do not have relative motion), movable handle passes through pin connection with 2 handle supports (be interference fit between pin and 2 handle supports, be clearance fit between pin and the rectangular channel of movable handle), movable handle passes the rectangular channel on the frame in proper order, behind the rectangular channel of sleeve upper surface and the rectangular channel of bar upper surface, be interference fit between pin and the bar, the bar moves in telescopic through-hole, be clearance fit between the bar and the bar.
The device is designed by utilizing the motion principle of a crank-slider mechanism, a movable handle, a pin, a copper rod and a sleeve form the crank-slider mechanism, and the rotation of the movable handle around the pin is converted into the reciprocating linear motion of the copper rod in the sleeve. When the part is taken out from the through hole, the hook plate is clamped at one end of the through hole (the end of the part in the hole is finally taken out), the fixed handle is held by one hand, the movable handle is held by the other hand, the copper bar is driven to reciprocate in the sleeve shaft through the rotation of the movable handle in the plane, when the end face of the copper bar contacts the part in the through hole, the part in the through hole and the through hole are pushed to move relatively along with the feeding linear motion of the copper bar, and the part in the through hole slowly leaves the through hole and passes through the hook plate round hole, so that the part in the through hole can be taken out from the through hole.
The method is simple to operate, operators can save more labor by utilizing the transmission of the motion mechanism, in addition, the contact between the copper rod and the part in the through hole is surface contact, the surface of the part can be effectively protected from being damaged, and the product quality is ensured.
Claims (1)
1. The device for taking out the parts in the through holes is characterized by comprising a frame, a handle bracket, a movable handle, a fixed handle, a hook plate, a sleeve clamping plate, a copper bar, a plurality of pins and a plurality of screws;
the frame is of a cuboid structure, the metal material is provided with a rectangular through groove at one side of the surface of the part, the surface of the part is provided with a plurality of threaded through holes for connecting the handle bracket, the fixed handle, the hook plate and the sleeve clamping plate, and the center part of the part is provided with a weight reduction through hole;
the handle support-triangle body structure, the apex angle is a round angle, the metal material, the quantity is 2, there are 1 through holes concentric with round angle for installing the pin in the upper part of the part, there are 2 threaded holes used for connecting the frame in the bottom of the lower part of the part;
the movable handle, namely a variable-section long rod, a metal material and a part, has 3 sections, a large end is a cylinder, a middle is a cube, a long round through groove for passing through pins connected with 2 handle brackets is formed, a small end is a cuboid, the tail end is an arc, and a through hole concentric with the arc for passing through the pins and connecting with a copper rod is formed;
the fixed handle is a cylinder with a variable cross section, the metal material is used for knurling the outer part of the cylinder with the larger diameter, and the smaller diameter end is used for connecting with a threaded end of the frame;
the hook plate is of an L-shaped structure, is made of metal, is provided with 2 threaded counter bores for connecting the frame at the top of the part, and is provided with a through hole in the center;
the sleeve is a double-head stud type variable-section cylinder structure, the metal material is that the diameter of the cylinder at two ends of the part is smaller, the diameter of the cylinder at the middle is larger, the part is provided with a coaxial through hole along the axial direction, the upper surface is provided with a rectangular groove, and the center of the side surface of the cylinder is provided with a small through hole for passing through a pin and connecting with a movable handle;
the sleeve clamping plate is of a cuboid structure, the number of the sleeve clamping plates is 2, the center of the end face is provided with round through holes for the sleeve to pass through, 1 threaded through hole for the screw to pass through to tightly prop up the sleeve is arranged right below the bottom end of the part, and the upper end face of the part is provided with 2 threaded holes for connecting the frame;
the copper bar is a cylindrical copper bar, a rectangular through groove for inserting the movable handle is formed in the middle of the upper surface and the lower surface, and a through hole for penetrating a pin and connecting the movable handle is formed in the center of the side face of the cylinder;
the frame is used as a matrix among the parts of the device, 2 handle brackets are distributed on two sides of a rectangular through groove of the frame and are arranged above the frame through screws, a fixed handle is screwed into the upper part of the frame through threads, a hook plate is arranged at one end below the frame through screws, 2 sleeve clamping plates are respectively arranged at the other end below the frame through screws, two ends of each sleeve penetrate into 2 sleeve clamping plates respectively, clearance fit is formed between each sleeve and each sleeve clamping plate, the screws penetrate through the jacking sleeve from the bottom end of each sleeve clamping plate, the sleeve is connected with the sleeve clamping plate without relative movement, the movable handle is connected with the 2 handle supports through pins, interference fit is arranged between the pins and the 2 handle supports, clearance fit is arranged between the pins and rectangular grooves of the movable handle, after the movable handle sequentially passes through the rectangular grooves on the frame, the rectangular grooves on the upper surface of the sleeve and the rectangular grooves on the upper surface of the copper bar, the movable handle is connected with the copper bar through the pins, interference fit is arranged between the pins and the copper bar, and clearance fit is arranged between the pins and the copper bar.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810954594.8A CN108748066B (en) | 2018-08-21 | 2018-08-21 | Device for taking out parts in through hole |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810954594.8A CN108748066B (en) | 2018-08-21 | 2018-08-21 | Device for taking out parts in through hole |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN108748066A CN108748066A (en) | 2018-11-06 |
| CN108748066B true CN108748066B (en) | 2023-10-13 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201810954594.8A Active CN108748066B (en) | 2018-08-21 | 2018-08-21 | Device for taking out parts in through hole |
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| Country | Link |
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| CN (1) | CN108748066B (en) |
Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| GB190826278A (en) * | 1908-12-04 | 1909-09-02 | David Stewart | Nut and Pipe Wrench. |
| CN201537898U (en) * | 2009-11-23 | 2010-08-04 | 中国石油化工股份有限公司胜利油田分公司孤岛采油厂 | Fast loading and unloading device of crank pin for pumping unit |
| CN203527376U (en) * | 2013-11-15 | 2014-04-09 | 高师华 | Oil pumping unit crank pin removing device |
| CN207058412U (en) * | 2017-05-15 | 2018-03-02 | 天津飞悦航空工业股份有限公司 | A kind of aviation assembly tooling Quick Release set packer |
| CN207206322U (en) * | 2017-09-12 | 2018-04-10 | 西安昆仑工业（集团）有限责任公司 | Pin pulling out device |
| CN208729773U (en) * | 2018-08-21 | 2019-04-12 | 北京航天新风机械设备有限责任公司 | A kind of device taken out for part in through-hole |
-
2018
- 2018-08-21 CN CN201810954594.8A patent/CN108748066B/en active Active
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| GB190826278A (en) * | 1908-12-04 | 1909-09-02 | David Stewart | Nut and Pipe Wrench. |
| CN201537898U (en) * | 2009-11-23 | 2010-08-04 | 中国石油化工股份有限公司胜利油田分公司孤岛采油厂 | Fast loading and unloading device of crank pin for pumping unit |
| CN203527376U (en) * | 2013-11-15 | 2014-04-09 | 高师华 | Oil pumping unit crank pin removing device |
| CN207058412U (en) * | 2017-05-15 | 2018-03-02 | 天津飞悦航空工业股份有限公司 | A kind of aviation assembly tooling Quick Release set packer |
| CN207206322U (en) * | 2017-09-12 | 2018-04-10 | 西安昆仑工业（集团）有限责任公司 | Pin pulling out device |
| CN208729773U (en) * | 2018-08-21 | 2019-04-12 | 北京航天新风机械设备有限责任公司 | A kind of device taken out for part in through-hole |
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| Publication number | Publication date |
|---|---|
| CN108748066A (en) | 2018-11-06 |
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| CB02 | Change of applicant information |
Address after: 100854 No. 52, Yongding Road, Beijing, Haidian District Applicant after: Beijing Xinfeng Aerospace Equipment Co.,Ltd. Address before: 100854 No. 52, Yongding Road, Beijing, Haidian District Applicant before: BEIJING HANGTIAN XINFENG MECHANICAL EQUIPMENT Co.,Ltd. |
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