CN107127711B - Press fitting tool for valve lock block - Google Patents
Press fitting tool for valve lock block Download PDFInfo
- Publication number
- CN107127711B CN107127711B CN201710521234.4A CN201710521234A CN107127711B CN 107127711 B CN107127711 B CN 107127711B CN 201710521234 A CN201710521234 A CN 201710521234A CN 107127711 B CN107127711 B CN 107127711B
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- assembly
- block
- press
- upright post
- rotary disc
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B25—HAND TOOLS; PORTABLE POWER-DRIVEN TOOLS; MANIPULATORS
- B25B—TOOLS OR BENCH DEVICES NOT OTHERWISE PROVIDED FOR, FOR FASTENING, CONNECTING, DISENGAGING OR HOLDING
- B25B27/00—Hand tools, specially adapted for fitting together or separating parts or objects whether or not involving some deformation, not otherwise provided for
Abstract
The invention discloses a press fitting tool for an air valve lock block, wherein a bottom plate is provided with an upright post, a rotary disc locking mechanism and an inclined rotary disc assembly, the rotary disc assembly is used for clamping and positioning a cylinder cover, the rotary disc assembly can be locked in a first press fitting position and a second press fitting position after rotating 180 degrees through the rotary disc locking mechanism, the upright post is sequentially sleeved with a pressure bar supporting assembly and a pressure bar assembly, the pressure bar supporting assembly comprises an installation sleeve, a connecting rod and a pressure bar supporting block, the installation sleeve is axially and fixedly sleeved on the upright post, the pressure bar assembly comprises a rotary block, a horizontal rod, a pressure head and a hinge block, the rotary block can be rotatably sleeved on the upright post, one end of the horizontal rod can be vertically and swingably hinged on the rotary block, and the hinge block is sleeved on the. The press mounting of the valve locking blocks on the air inlet and outlet sides can be completed by one-time clamping, the clamping times are reduced, the press mounting efficiency is improved, the press mounting is easy and labor-saving, and the press mounting of the valve locking blocks of the cylinder covers at different positions of different types can be met by replacing the turntable assembly.
Description
Technical Field
The invention relates to a press fitting tool for engine valve locking blocks, which is used for press fitting two valve locking blocks in a groove formed between a valve spring seat and a valve.
Background
The valve lock block is an important part on the cylinder cover, and as shown in fig. 4-6, a valve 1, a valve spring 2, a valve spring seat 3 and a valve lock block 4 are arranged in the cylinder cover 5. The valve locking piece 4 needs to be press-fitted into a groove formed between the valve spring seat 3 and the valve 1. During installation, the valve spring is compressed to a certain length, the groove in the valve is exposed, the two valve locking blocks are simultaneously pushed to the position lower than the groove in the valve, then the valve spring is reset, and in the process of resetting the valve spring, the valve locking blocks are folded by utilizing the tapered holes in the valve spring seats and are tightly clamped at the corresponding groove on the valve, so that the valve locking blocks are ensured to be assembled in place.
The method of manually pressing the valve locking block is usually adopted, and the valve is obliquely arranged and needs to be obliquely pressed, so that the operation is inconvenient; in addition, because the compression resistance of the valve spring is large, the tension of the valve spring needs to be overcome in the installation process, and the valves on the two sides of the inlet and the outlet of the same cylinder cover are easy to fatigue during the continuous operation of workers.
Disclosure of Invention
Based on the situation, the invention aims to provide the tool special for pressing the valve locking block into the groove formed between the valve spring and the valve, and meanwhile, the press mounting of the valve locking blocks on the air inlet side and the air outlet side is completed, so that the clamping times are reduced, the press mounting efficiency is improved, the operation strength is reduced, and the assembly effect is improved.
The technical scheme of the invention is as follows: a press-fitting tool for an air valve lock block comprises a bottom plate, wherein an upright post, a rotary table locking mechanism and a rotary table assembly which is obliquely arranged and can rotate are arranged on the bottom plate, the top of the turntable assembly is used for clamping and positioning the cylinder cover, the turntable assembly can be locked in a first press-fitting position and a second press-fitting position which rotates 180 degrees through a turntable locking mechanism, the upright post is sleeved with a pressure lever supporting component and a pressure lever component in sequence, the pressure lever supporting component comprises an installation sleeve, a connecting rod and a pressure lever supporting block which are horizontally connected in sequence, the mounting sleeve is axially fixedly sleeved on the upright post, the pressure lever assembly comprises a rotating block, a horizontal rod, a pressure head and a hinge block, the rotating block can be rotatably sleeved on the upright post, one end of the horizontal rod 6b can be hinged to the rotating block in a vertically swinging mode, and the hinged block is sleeved on the horizontal rod and hinged to the upper end of the pressure head.
Preferably, as above-mentioned scheme, the bottom plate sets firmly the sloping platform, and fixed mounting has the bearing mounting panel on the sloping platform, the carousel subassembly can install on the bearing mounting panel through crossing ball axle collar with rotating, carousel locking mechanism fixed mounting is on the bearing mounting panel to be located carousel subassembly's one side, convenient whole arrangement.
Further, carousel locking mechanism is including drawing round pin and return spring, the one end of drawing the round pin is the portion of gripping, and the other end is the locking end, the both sides of carousel subassembly are provided with respectively and draw the location breach groove that round pin locking end matches, and when the carousel subassembly was in first pressure equipment position or second pressure equipment position, the locking end of drawing the round pin inserts the location breach inslot that corresponds respectively and locks the carousel subassembly. The structure that adopts the slide pin carries out the locking of carousel subassembly at two pressure equipment positions, convenient operation, and the locking is reliable, only need pull down the slide pin at every turn just can the unblock, releases the slide pin, rotates the carousel subassembly and blocks to suitable position by oneself.
Furthermore, the stand is provided with a circumferential notch, and a conical end set screw vertically penetrates through the side wall of the mounting sleeve and tightly pushes against the circumferential notch, so that the mounting sleeve is axially fixed and sleeved on the stand. The press rod supporting component is aligned to the annular notch on the stand column through a conical end fastening screw, so that the press rod supporting component can rotate to adjust the angle, but cannot slide along the stand column, and each user can adjust to a proper angle to place the press rod according to the requirement.
Furthermore, the top of stand is provided with the minor diameter section, the turning block embolias in the minor diameter section and compresses tightly the anticreep through the gasket and the screw at stand top.
Furthermore, the pressure bar supporting block is a nylon supporting block and is U-shaped, when the pressure bar is not used, the pressure bar is turned right above the pressure bar supporting block and is supported by the pressure bar supporting block, and the nylon material does not damage the pressure bar.
The invention has the beneficial effects that:
(1) the rotary table component can rotate, after the press mounting of the valve lock block is completed on one side, the rotary table component is unlocked, a small thrust can be applied to the rotary table component to rotate, the valve lock block on the other side can be continuously pressed after the rotary table component rotates 180 degrees, the cylinder cover does not need to be taken down, and the whole press mounting of the valve lock block of one cylinder cover can be completed by one-time clamping.
(2) The pressure bar component can rotate around the stand column together, the upper end of the pressure head is hinged, and the pressure head can rotate around a hinge point so as to ensure that the axis of the pressure head is almost coaxial with the axis of the valve, ensure the press fitting quality and simultaneously avoid damaging the valve.
(3) The pressure bar supporting component can support the pressure bar component, and a horizontal rod and a pressure head can be placed on the pressure bar supporting block together without being stopped at ordinary times or in the middle of press fitting, so that the plastic part at the lower part of the pressure head is prevented from falling and being damaged.
(4) The pressure head is articulated with articulated piece, articulated piece and horizon bar sliding connection, and the horizon bar is articulated with the turning block, guarantees that the pressure head can remove and rotate, combines to change the carousel subassembly to match the cylinder cap valve locking piece pressure equipment of the different positions of different models.
In conclusion, the press mounting device is novel in concept and ingenious in design, the press mounting of the valve lock blocks on the air inlet side and the air outlet side can be completed through one-time clamping, the clamping times are reduced, the press mounting efficiency is improved, the press mounting device is easy and labor-saving, the assembling effect is obviously improved, the press mounting of the valve lock blocks of the cylinder covers at different positions of different types can be met by replacing the turntable assembly, and the press mounting device is high in universality.
Drawings
Fig. 1 is a schematic structural view of the present invention.
Fig. 2 is an exploded schematic view of fig. 1.
FIG. 3 is a schematic view of the installation of the strut assembly and strut support assembly on a column.
Fig. 4 is a schematic structural view of the cylinder head.
Fig. 5 is an effect diagram of the valve locking block in the cylinder cover after being installed.
Fig. 6 is an exploded schematic view of fig. 5.
Detailed Description
The invention is further illustrated by the following examples in conjunction with the accompanying drawings:
referring to fig. 1-3, the press-fitting tool for the valve lock block mainly comprises a base plate 1, an upright post 2, a turntable locking mechanism 3, a turntable assembly 4, a pressure lever supporting assembly 5, a pressure lever assembly 6, a crossed ball collar, a bearing mounting plate 8, a cone end set screw 9, a gasket 10 and a screw 11.
The upright post 2, the turntable locking mechanism 3 and the turntable assembly 4 are installed on the base plate 1, the turntable assembly 4 is obliquely arranged and can rotate, and vertical press fitting can be guaranteed by obliquely arranging the turntable assembly 4 due to the inclination of the valve axis, so that the inclination of the valve axis is avoided.
Preferably, the base plate 1 is fixedly provided with an inclined table 1a, a bearing mounting plate 8 is fixedly mounted on the inclined table 1a, the turntable assembly 4 is rotatably mounted on the bearing mounting plate 8 through a crossed ball collar, and the turntable locking mechanism 3 is fixedly mounted on the bearing mounting plate 8 and is positioned at one side of the turntable assembly 4.
The top of the turntable assembly 4 is used for clamping and positioning the cylinder cover, and the positioning groove and the positioning block which are used for clamping and positioning the cylinder cover at the top of the turntable assembly 4 are consistent with the clamping and positioning structure of the existing manual press fitting, so that the repeated description is omitted. The turntable assembly 4 can be locked at the first press-fitting position and the second press-fitting position after rotating 180 degrees through the turntable locking mechanism 3.
Preferably, the turntable locking mechanism 3 is a pull pin locking type, and mainly comprises a pull pin 3a and a return spring (not shown in the figure). One end of the pull pin 3a is a holding part, the other end is a locking end, and two sides of the turntable assembly 4 are respectively provided with a positioning notch 4a matched with the locking end of the pull pin 3 a. When the turntable assembly 4 is in the first press-fitting position or the second press-fitting position, the locking ends of the pull pins 3a are respectively inserted into the corresponding positioning notches 4a to lock the turntable assembly 4. The first press-fitting position and the second press-fitting position are respectively used for press-fitting valve locking blocks on the air inlet 12 side and the air outlet 13 side of the cylinder cover (the directions of the air inlet 12 and the air outlet 13 of the cylinder cover are shown by arrows in figure 4), and the rotary table assembly only needs to be rotated by 180 degrees from the first press-fitting position to the second press-fitting position.
The upright post 2 is sleeved with a pressure lever supporting component 5 and a pressure lever component 6 in sequence.
The pressure bar supporting component 5 mainly comprises a mounting sleeve 5a, a connecting rod 5b and a pressure bar supporting block 5c which are horizontally connected in sequence, and the mounting sleeve 5a is axially fixedly sleeved on the upright post 2.
Preferably, the column 2 is provided with a circumferential slot 2a, and a conical-end set screw 9 vertically penetrates through the side wall of the mounting sleeve 5a and is tightly pressed in the circumferential slot 2a, so that the mounting sleeve 5a is axially fixed on the column 2. In addition, the pressure lever supporting block 5c is a nylon supporting block and is U-shaped.
The pressure lever assembly 6 mainly comprises a rotating block 6a, a horizontal rod 6b, a pressure head 6c and a hinge block 6 d. The rotating block 6a can be rotatably sleeved on the upright post 2, one end of the horizontal rod 6b can be hinged on the rotating block 6a in an up-and-down swinging mode, and the hinged block 6d is sleeved on the horizontal rod 6b and hinged with the upper end of the pressure head 6 c. The structure of the pressure head 6c is consistent with that of the pressure head during manual press fitting, and the description is omitted.
Preferably, the top of the upright post 2 is provided with a small diameter section, and the rotating block 6a is sleeved in the small diameter section and is pressed tightly by a gasket 10 and a screw 11 at the top of the upright post 2 to prevent falling. In addition, two limiting bulges 6e are arranged on the horizontal rod 6b at intervals from left to right, so that the hinge block 6d can only slide between the two limiting bulges 6 e.
Claims (1)
1. The utility model provides a valve lock piece pressure equipment frock, includes bottom plate (1), its characterized in that: the rotary clamping device is characterized in that an upright post (2), a rotary disc locking mechanism (3) and a rotary disc assembly (4) which is obliquely arranged and can rotate are arranged on the bottom plate (1), the top of the rotary disc assembly (4) is used for clamping and positioning a cylinder cover, the rotary disc assembly (4) can be locked by the rotary disc locking mechanism (3) at a first press mounting position and a second press mounting position after rotating 180 degrees, a press rod supporting assembly (5) and a press rod assembly (6) are sequentially sleeved on the upright post (2), the press rod supporting assembly (5) comprises a mounting sleeve (5a), a connecting rod (5b) and a press rod supporting block (5c) which are sequentially and horizontally connected, the mounting sleeve (5a) is axially fixedly sleeved on the upright post (2), the press rod assembly (6) comprises a rotating block (6a), a horizontal rod (6b), a press head (6c) and a hinged block (6d), the rotating block (6a) can be rotatably sleeved on the upright post, one end of the horizontal rod (6b) can be hinged to the rotating block (6a) in an up-and-down swinging mode, and the hinged block (6d) is sleeved on the horizontal rod (6b) and hinged to the upper end of the pressure head (6 c);
the turntable locking mechanism is characterized in that the bottom plate (1) is fixedly provided with an inclined table (1a), a bearing mounting plate (8) is fixedly mounted on the inclined table (1a), the turntable assembly (4) is rotatably mounted on the bearing mounting plate (8) through a crossed ball shaft collar, and the turntable locking mechanism (3) is fixedly mounted on the bearing mounting plate (8) and is positioned on one side of the turntable assembly (4);
the upright post (2) is provided with an annular notch (2a), and a conical end set screw (9) vertically penetrates through the side wall of the mounting sleeve (5a) and is tightly propped in the annular notch (2a), so that the mounting sleeve (5a) is axially and fixedly mounted on the upright post (2);
the turntable locking mechanism (3) comprises a pull pin (3a) and a return spring, one end of the pull pin (3a) is a holding part, the other end of the pull pin is a locking end, two sides of the turntable assembly (4) are respectively provided with a positioning notch (4a) matched with the locking end of the pull pin (3a), and when the turntable assembly (4) is located at a first press mounting position or a second press mounting position, the locking end of the pull pin (3a) is respectively inserted into the corresponding positioning notch (4a) to lock the turntable assembly (4);
the top of the upright post (2) is provided with a small-diameter section, and the rotating block (6a) is sleeved in the small-diameter section and is pressed tightly through a gasket (10) and a screw (11) at the top of the upright post (2) to prevent falling off;
the compression bar supporting block (5c) is a nylon supporting block and is U-shaped;
two limiting bulges (6e) are arranged on the horizontal rod (6b) at left and right intervals, so that the hinge block (6d) can only be arranged on the two limiting bulges
(6e) Sliding between the two parts;
the rotary disc assembly (4) can rotate, after the valve lock block is pressed on one side, the rotary disc assembly (4) is unlocked, a small thrust is given to the rotary disc assembly (4) to rotate, the valve lock block on the other side can be pressed continuously after the rotary disc assembly is rotated by 180 degrees, the cylinder cover does not need to be taken down, and the valve lock block of one cylinder cover can be completely pressed and mounted by one-time clamping;
the pressure lever component (6) can rotate around the upright post (2) together, the upper end of the pressure head (6c) is hinged, and the pressure head (6c) can rotate around a hinge point so as to ensure that the axis of the pressure head (6c) is almost coaxial with the axis of the valve all the time, ensure the press-fitting quality and simultaneously avoid damaging the valve;
the pressing rod assembly (6) can put the horizontal rod (6b) and the pressing head (6c) on the pressing rod supporting block (5c) together without being used at ordinary times or stopping in the middle of press mounting, so that the plastic part at the lower part of the pressing head (6c) is prevented from falling and being damaged.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710521234.4A CN107127711B (en) | 2017-06-30 | 2017-06-30 | Press fitting tool for valve lock block |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710521234.4A CN107127711B (en) | 2017-06-30 | 2017-06-30 | Press fitting tool for valve lock block |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN107127711A CN107127711A (en) | 2017-09-05 |
| CN107127711B true CN107127711B (en) | 2020-03-20 |
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ID=59736612
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201710521234.4A Active CN107127711B (en) | 2017-06-30 | 2017-06-30 | Press fitting tool for valve lock block |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN107127711B (en) |
Families Citing this family (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107791203A (en) * | 2017-09-30 | 2018-03-13 | 武汉途盛汽车零部件有限公司 | A kind of automotive ventilation mouth housing clamp press-loading device |
| CN108942179A (en) * | 2018-08-31 | 2018-12-07 | 芜湖科翔动力机械有限公司 | Engine cylinder cover wedge circle conduit rotary tooling |
| CN109605272A (en) * | 2019-01-05 | 2019-04-12 | 天津大学 | A kind of easy device of quick manual assembly and disassembly valve collet |
| CN113146539A (en) * | 2021-04-28 | 2021-07-23 | 一汽解放汽车有限公司 | Dismounting tool |
Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| GB418848A (en) * | 1933-07-21 | 1934-11-01 | Richard John Stephens | Improvements in appliances for fitting cotters to valves |
| GB2161741A (en) * | 1984-07-19 | 1986-01-22 | Utec Bv | Valve spring compressor tools for poppet valves |
| CN202336849U (en) * | 2011-12-03 | 2012-07-18 | 锐展(铜陵)科技有限公司 | Valve locking clamper assembly tool of engine |
| CN202556384U (en) * | 2011-12-26 | 2012-11-28 | 常州中晟智能科技有限公司 | Linear guide track locating device |
| CN203936865U (en) * | 2014-06-27 | 2014-11-12 | 台州市新霸动力制造有限公司 | Motorcycle engine valve lock clamping device |
| CN104589268A (en) * | 2014-12-17 | 2015-05-06 | 重庆小康工业集团股份有限公司 | Assembling tool for valve locking block |
| CN207104777U (en) * | 2017-06-30 | 2018-03-16 | 重庆小康工业集团股份有限公司 | Valve closing piece press-loading device |
Family Cites Families (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN201930803U (en) * | 2010-12-13 | 2011-08-17 | 杨勇 | Novel experiment frame |
| CN202479770U (en) * | 2011-11-30 | 2012-10-10 | 重庆嘉陵嘉鹏工业有限公司 | Valve cotter press-fitting mounting table and valve cotter press-fitting device |
-
2017
- 2017-06-30 CN CN201710521234.4A patent/CN107127711B/en active Active
Patent Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| GB418848A (en) * | 1933-07-21 | 1934-11-01 | Richard John Stephens | Improvements in appliances for fitting cotters to valves |
| GB2161741A (en) * | 1984-07-19 | 1986-01-22 | Utec Bv | Valve spring compressor tools for poppet valves |
| CN202336849U (en) * | 2011-12-03 | 2012-07-18 | 锐展(铜陵)科技有限公司 | Valve locking clamper assembly tool of engine |
| CN202556384U (en) * | 2011-12-26 | 2012-11-28 | 常州中晟智能科技有限公司 | Linear guide track locating device |
| CN203936865U (en) * | 2014-06-27 | 2014-11-12 | 台州市新霸动力制造有限公司 | Motorcycle engine valve lock clamping device |
| CN104589268A (en) * | 2014-12-17 | 2015-05-06 | 重庆小康工业集团股份有限公司 | Assembling tool for valve locking block |
| CN207104777U (en) * | 2017-06-30 | 2018-03-16 | 重庆小康工业集团股份有限公司 | Valve closing piece press-loading device |
Also Published As
| Publication number | Publication date |
|---|---|
| CN107127711A (en) | 2017-09-05 |
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