CN211103737U

CN211103737U - Cylinder cap valve lock plate lock clamp repairing device

Info

Publication number: CN211103737U
Application number: CN201921507546.0U
Authority: CN
Inventors: 赖俊杰; 麦志江; 具振辉; 张珠培; 陈俊荣
Original assignee: GAC Honda Automobile Co Ltd
Current assignee: GAC Honda Automobile Co Ltd
Priority date: 2019-09-10
Filing date: 2019-09-10
Publication date: 2020-07-28
Anticipated expiration: 2029-09-10

Abstract

The utility model discloses a cylinder cap valve lock plate collet repairing device, which comprises a frame, a workbench, a press-fitting mechanism and a disassembling pressure head, wherein the workbench is arranged on the frame and used for clamping a cylinder cap to be repaired and rotating the cylinder cap to be repaired, so that the air inlet side of the cylinder cap is vertically upward or the air outlet side of the cylinder cap is vertically upward; the press-fitting mechanism comprises a press-fitting pressure head and a pressure head driving device for driving the press-fitting pressure head to move up and down, the press-fitting mechanism can horizontally move relative to the workbench, and the press-fitting pressure head is positioned at the air inlet side or the air exhaust side of the cylinder cover to be repaired; the disassembling pressure head is connected with the press-mounting mechanism and is provided with a working position and a non-working position; when the disassembling pressure head is in the working position, the disassembling pressure head is positioned right below the press-mounting pressure head; when the disassembling pressure head is in a non-working position, the disassembling pressure head deviates from the press-mounting pressure head; the bottom end surface of the disassembling pressure head is annular. The cylinder cover valve lock plate locking clamp repairing device can reduce the difficulty of repairing operation, reduce operation steps and simultaneously improve the repairing efficiency.

Description

Cylinder cap valve lock plate lock clamp repairing device

Technical Field

The utility model relates to an automobile engine assembles auxiliary assembly technical field, especially relates to a device is reprocessed to cylinder cap valve lock plate collet.

Background

The valve is an important part of an engine, when the valve is installed on a cylinder cover of the engine, the valve is required to be sleeved into a clamping groove at the top end of a valve rod after being assembled by a lock plate lock clamp so as to be used for connecting and fixing an upper seat of a valve spring and the valve rod, the press fitting of the valve lock plate lock clamp is an important step in the assembly of the engine, and the valve lock plate lock clamp is mainly pressed into the clamping groove of the valve rod through external force so as to fix a valve spring seat and enable the valve to have certain reciprocating elastic force.

At present, the mechanical automatic press-fitting equipment is adopted to press-fit the locking plate locking clamps, the production efficiency is improved, the equipment is provided with a plurality of press-fitting pressure heads and is divided into two times of press-fitting, a plurality of locking plate locking clamps on one side of air inlet are pressed and fitted at each time, then a plurality of locking plate locking clamps on one side of air outlet are pressed and fitted, however, the press-fitting success rate of the existing equipment can only reach about 98%, and when individual press-fitting is unsuccessful, if the equipment is required to be pressed and fitted again, the equipment can only be disassembled totally or manually returned by using a handheld tool. When the full disassembly and re-throwing equipment returns to the pressure, the full number of locking plate locking clamps for air inlet and air exhaust are disassembled by using the sleeve and the rubber hammer, the state before press fitting can be recovered, small parts can splash during disassembly, the number of the disassembled small parts needs to be counted, and the condition that the time for repair is long due to the fact that the small parts are left in a workpiece is prevented; when manual back pressure is performed by adopting a hand-held tool, although single back pressure can be performed, the hand-held tool is convenient and quick, the hand-held tool has the following defects: the return pressure degree and the verticality of the hand-held tool are difficult to control, the success rate is lower than that of equipment press-fitting, and multiple press-fitting is needed; moreover, the hand-held tool can only correspond to return pressure, and certain dead locking plate lock clamps need to be disassembled first, namely the sleeve and the rubber hammer are used for disassembling first and then return pressure, so that the operation is complicated.

Therefore, how to reduce the repair operation steps, reduce the difficulty of repair operation, and improve the repair efficiency is an important technical problem that needs to be solved by those skilled in the art.

SUMMERY OF THE UTILITY MODEL

The utility model provides a device is reprocessed to cylinder cap valve locking plate collet, it can reduce the reprocessing operation degree of difficulty, reduces operating procedure, promotes the efficiency of reprocessing simultaneously.

In order to realize the above-mentioned purpose, the utility model provides a device is reprocessed to cylinder cap valve lock plate collet, it includes:

a frame;

the workbench is arranged on the rack and used for clamping the cylinder cover to be repaired and rotating the cylinder cover to be repaired to enable the air inlet side of the cylinder cover to be vertically upward or the air outlet side of the cylinder cover to be vertically upward;

the press-mounting mechanism comprises a press-mounting pressure head and a pressure head driving device for driving the press-mounting pressure head to move up and down, the press-mounting mechanism can horizontally move relative to the workbench, and the press-mounting pressure head is over against the air inlet side or the air exhaust side of the cylinder cover to be repaired;

the disassembling pressure head is connected to the press-mounting mechanism and is provided with a working position and a non-working position; when the disassembling pressure head is in a working position, the disassembling pressure head is positioned right below the press-mounting pressure head; when the disassembling pressure head is in a non-working position, the disassembling pressure head deviates from the press-mounting pressure head; the bottom end surface of the disassembling pressure head is annular.

Preferably, the rack is provided with a horizontal positioning rod and a turnover device for driving the workbench to rotate, the horizontal positioning rod is axially arranged in a plurality of positioning grooves with equal intervals, each positioning groove is arranged corresponding to each valve rod of the cylinder cover, and the press-fitting mechanism can move among the positioning grooves.

Preferably, the turnover device comprises a bearing seat arranged on the frame, a rotating shaft supported in the bearing seat and a limiting device used for limiting the rotating angle of the rotating shaft, and the rotating shaft is fixedly connected to the workbench.

As a preferred scheme, the limiting device comprises two first angle limiting blocks and two second angle limiting blocks which are respectively arranged on two sides of the workbench, the first angle limiting blocks are fixedly connected on the rack, and the second angle limiting blocks are fixedly connected at the bottom of the workbench and respectively correspond to the first angle limiting blocks.

As a preferred scheme, a horizontal guide rod is arranged on the rack, the press-fitting mechanism further comprises a movable frame, a sliding block fixedly connected to the movable frame and sleeved on the horizontal guide rod, and a movable rod capable of moving up and down, and the press-fitting pressure head is fixedly connected to the bottom end of the movable rod;

the pressure head driving device comprises a rocker which is pivoted to the moving frame through a pivot and a sliding seat which is connected to the rocker in a sliding mode along the length direction of the rocker, and the top end of the moving rod is fixedly connected to the sliding seat.

As a preferable scheme, a fixing plate is connected between the moving rod and the press-fitting pressure head, and the top end of the disassembling pressure head is hinged to the fixing plate; the working position is when the disassembling pressure head is vertically downward, and the non-working position is when the disassembling pressure head is horizontal.

According to the preferable scheme, the first end of the rocker is connected with a balancing weight, the second end of the rocker is provided with a handle, the middle of the rocker is provided with a sliding groove, the top end of the sliding seat is provided with a sliding rod in a penetrating mode, and the sliding rod can slide in the sliding groove.

As a preferable scheme, the press-fitting mechanism further comprises a transverse bracket fixedly connected to the moving frame, a linear bearing is mounted on the transverse bracket, and the moving rod vertically penetrates through the linear bearing;

the movable rod is sleeved with a return spring, and the return spring is arranged between the transverse support and the top end of the movable rod.

As a preferred scheme, the positioning pin is arranged on the workbench, the supporting table is arranged on the workbench, the cross section of the supporting table is in an isosceles triangle shape and is provided with a first inclined plane and a second inclined plane which are symmetrical, and the first inclined plane and the second inclined plane are respectively and vertically provided with a protruding nail used for jacking each valve rod of a cylinder cover.

Preferably, the press-fitting pressure head is provided with a magnetic adsorption ring.

Compared with the prior art, the beneficial effects of the utility model reside in that:

the utility model discloses a device is reprocessed to cylinder cap valve lock piece collet, including frame, workstation, pressure equipment mechanism and connect in the pressure head of disassembling of pressure equipment mechanism, the cylinder cap is reprocessed in the rotatable treating of workstation, makes its air inlet side vertical up or make the air exhaust side vertical up, and pressure equipment mechanism includes the pressure head drive arrangement that pressure equipment pressure head and drive pressure equipment pressure head reciprocated, and pressure equipment mechanism can be relative workstation horizontal migration. When a locking plate lock clamp of a cylinder cover needs to be repaired, clamping the cylinder cover to be repaired onto a workbench, rotating the cylinder cover to be repaired through the workbench to enable one side to be repaired to be vertically upward, then adjusting the position of a press-mounting mechanism in the horizontal direction to enable the press-mounting mechanism or a disassembly pressure head to be opposite to a valve stem to be repaired, if the valve stem to be repaired lacks the locking plate lock clamp, adjusting the disassembly pressure head to be in a non-working position to enable the disassembly pressure head to deviate from the press-mounting pressure head, then placing a finished product of the assembled locking plate lock clamp onto the press-mounting pressure head, starting a pressure head driving device to drive the press-mounting pressure head to move downwards so as to press the locking plate lock clamp on the press-mounting pressure head into a clamping groove at the top end of the valve stem to be repaired, and completing; if unqualified locking plate collet appears in the valve stem of waiting to reprocess, at first adjust the pressure head to the operating position of disassembling, make and disassemble the pressure head and be located the pressure equipment pressure head under, start pressure head drive arrangement after that, drive through the pressure equipment pressure head and disassemble the pressure head downstream, be annular disassembly pressure head through the bottom, can avoid the locking plate collet in the valve stem of waiting to reprocess, disassemble the pressure head and support and press on the valve spring seat of honour, compress the valve spring, make locking plate collet wherein deviate from, thereby can take out this locking plate collet, be convenient for carry out the pressure equipment work, and then accomplish the rework, therefore, through convertible pressure equipment and the pressure equipment mechanism of disassembling the pressure head of two kinds of functions and horizontal migration, realize disassembling and pressure equipment integration, the switching is simple, can reduce the rework operation degree of difficulty, reduce the operating procedure, be favorable to promoting rework efficiency simultaneously.

Drawings

Fig. 1 is a schematic perspective view of a cylinder head valve lock plate collet repair device provided in an embodiment of the present invention;

fig. 2 is a schematic view of a three-dimensional structure at another viewing angle of the cylinder head valve lock plate lock clamp repairing device provided by the embodiment of the present invention.

10, a frame; 11. a horizontal positioning rod; 111. positioning a groove; 12. a horizontal guide rod; 20. a work table; 21. positioning pins; 22. a support table; 221. a first inclined plane; 222. a second inclined plane; 23. raising the nail; 24. switching a handle; 30. a press-fitting mechanism; 31. pressing a pressure head; 32. a ram drive; 321. a rocker; 3211. a chute; 322. a sliding seat; 323. a balancing weight; 324. a handle; 325. a slide bar; 33. a movable frame; 34. a slider; 35. a travel bar; 36. a fixing plate; 37. a transverse support; 38. a linear bearing; 39. a return spring; 40. disassembling a pressure head; 41. a locking spring; 50. a turning device; 51. a bearing seat; 52. a rotating shaft; 53. a limiting device; 531. a first angle limiting block; 532. and a second angle limiting block.

Detailed Description

The following detailed description of the embodiments of the present invention is provided with reference to the accompanying drawings and examples. It is to be understood that the embodiments described are only some embodiments of the invention, and not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

In the description of the present invention, it should be noted that the terms "center", "longitudinal", "lateral", "up", "down", "left", "right", "front", "back", "vertical", "horizontal", "top", "bottom", "inner", "outer", and the like indicate the orientation or positional relationship based on the orientation or positional relationship shown in the drawings, and are only for convenience of description and simplification of the description, but do not indicate or imply that the device or element referred to must have a specific orientation, be constructed and operated in a specific orientation, and thus, should not be construed as limiting the present invention. It should be understood that the terms "first," "second," and the like are used for descriptive purposes only and are used for distinguishing one type of information from another, and are not to be construed as indicating or implying relative importance.

Referring to fig. 1 and fig. 2, schematically showing the cylinder cap valve lock plate collet repairing device of the present invention, it includes a frame 10, a workbench 20, a press-fitting mechanism 30 and a disassembling press head 40 connected to the press-fitting mechanism 30, wherein the workbench 20 is disposed on the frame 10, and is used for clamping the cylinder cap to be repaired and rotating the cylinder cap to be repaired, and adjusting the posture of the workpiece, so that the air inlet side of the cylinder cap to be repaired is vertical upward or the air outlet side thereof is vertical upward. The press-fitting mechanism 30 comprises a press-fitting pressure head 31 and a pressure head driving device 32 for driving the press-fitting pressure head 31 to move up and down, the press-fitting pressure head 31 is over against the air inlet side or the air outlet side of the cylinder cover to be repaired, importantly, the press-fitting mechanism 30 can horizontally move relative to the workbench 20, the bottom end surface of the disassembling pressure head 40 is annular and is provided with a working position and a non-working position, and when the disassembling pressure head 40 is in the working position, the disassembling pressure head 40 is positioned under the press-fitting pressure head 31; when the un-mating ram 40 is in the inoperative position, the un-mating ram 40 is biased away from the press-fitting ram 31.

According to the cylinder cover valve lock plate lock clamp repairing device based on the technical characteristics, when a lock plate lock clamp of a cylinder cover needs to be repaired, the cylinder cover to be repaired is clamped on the workbench 20, the cylinder cover to be repaired is rotated through the workbench 20, one side needing to be repaired is vertically upward, the position of the press-fitting mechanism 30 in the horizontal direction is adjusted, the press-fitting mechanism 30 or the disassembling press head 40 is opposite to a valve rod needing to be repaired, if the lock plate lock clamp is absent in the valve rod to be repaired, the disassembling press head 40 is adjusted to a non-working position, the disassembling press head 40 deviates from the press-fitting press head 31, then the assembled lock plate lock clamp finished product is placed on the press-fitting press head 31, the press-fitting press head driving device 32 is started to drive the press-fitting press head 31 to move downwards, so that the lock plate lock clamp on the press-fitting press head 31 is pressed into a clamping groove at the top end of the valve; if the unqualified locking plate locking clip appears in the valve stem to be repaired, firstly, the disassembling pressure head 40 is adjusted to the working position, so that the disassembling pressure head 40 is positioned right below the press-fitting pressure head 31, then the press head driving device 32 is started, the press-mounting press head 31 drives the disassembling press head 40 to move downwards, the disassembling press head 40 with the annular bottom end is driven to move downwards, the lock plate lock clamp in the valve rod to be repaired can be avoided, the disassembling pressure head 40 is pressed against the upper seat of the valve spring to compress the valve spring, the locking plate clip is separated, so that the locking plate clip can be taken out, the press fitting work is convenient, and then accomplish the work of reprocessing, from this, through convertible pressure equipment and the pressure head of disassembling two kinds of functions and the pressure equipment mechanism 30 of horizontal migration, realize disassembling and pressure equipment integration, switch simply, can reduce the operation degree of difficulty of reprocessing, reduce operating procedure, be favorable to promoting simultaneously and reprocess efficiency.

Illustratively, referring to fig. 1, a horizontal positioning rod 11 and a turnover device 50 are arranged on the frame 10, and the turnover device 50 is used for driving the workbench 20 to rotate, so as to adjust the posture of the cylinder cover to be repaired, so that a valve rod on an air inlet side or an air outlet side faces upwards and is opposite to the press-fitting mechanism 30, and press-fitting switching between the air inlet side and the air outlet side is realized. The horizontal positioning rod 11 is axially arranged in a plurality of equidistant positioning grooves 111, each positioning groove 111 is arranged corresponding to each valve rod of the cylinder cover, the press-fitting mechanism 30 can move among the positioning grooves 111, the press-fitting mechanism 30 moves on the horizontal positioning rod 11, axial positioning is carried out through the positioning grooves 111, and the press-fitting mechanism 30 can move to the position opposite to the valve rod to be repaired quickly, so that operation of operators is facilitated, and repair efficiency can be improved.

Preferably, the workbench 20 is provided with a positioning pin 21, so that when a workpiece is clamped, the positioning pin 21 is used for positioning and placing corresponding to a positioning hole on the cylinder cover to be repaired. The support table 22 is arranged on the workbench 20, the cross section of the support table 22 is in the shape of an isosceles triangle and is respectively provided with a first inclined surface 221 and a second inclined surface 222 which are symmetrical, the first inclined surface 221 and the second inclined surface 222 are respectively and vertically provided with a protruding nail 23 for jacking each valve rod of a cylinder cover, and therefore, the first inclined surface 221 or the second inclined surface 222 can be rotated to the horizontal plane through the turnover device 50, so that the subsequent press mounting or disassembling work is facilitated.

Specifically, referring to fig. 1, in this embodiment, the turning device 50 includes a bearing seat 51 mounted on the frame 10, a rotating shaft 52 supported in the bearing seat 51, and a limiting device 53 for limiting a rotating angle of the rotating shaft 52, the rotating shaft 52 is fixedly connected to the bottom of the workbench 20, for convenience of operation and adjustment, a switching handle 24 is disposed on one side of the workbench 20, when adjusting the posture of the workbench 20, an operator only needs to rotate the switching handle 24 to drive the workbench 20 to rotate around the rotating shaft 52, and the limiting device 53 limits the rotating angle of the workbench 20, so that an air inlet side or an air outlet side of a cylinder head to be repaired, which is mounted on the workbench 20, faces upward.

On the basis of above-mentioned structure, stop device 53 is including locating respectively two first angle stopper 531 and two second angle stopper 532 of 20 both sides of workstation, first angle stopper 531 fixed connection in on the frame 10, second angle stopper 532 fixed connection in the bottom of workstation 20 just respectively corresponding to first angle stopper 531, first angle stopper 531 and second angle stopper 532 have matched with inclined plane, make workstation 20 rotate to one side and rotate when suitable position, the inclined plane looks butt of first angle stopper 531 and second angle stopper 532 to limit workstation 20's extreme position prevents to excessively rotate the gesture that influences the work piece.

Further, a horizontal guide rod 12 is arranged on the frame 10, the press-fitting mechanism 30 further comprises a moving frame 33, a sliding block 34 fixedly connected to the moving frame 33 and sleeved on the horizontal guide rod 12, and a moving rod 35 capable of moving up and down, the press-fitting pressure head 31 is fixedly connected to the bottom end of the moving rod 35, the press-fitting mechanism 30 is horizontally moved through sliding fit of the sliding block 34 and the horizontal guide rod 12, so that the press-fitting pressure head 31 reaches the position above the valve rod to be repaired, the moving rod 35 can move up and down through the pressure head driving device 32, and the press-fitting pressure head 31 is driven to move up and down, thereby realizing press-fitting or disassembly of the locking plate locking clamp; illustratively, the pressure head driving device 32 specifically includes a rocker 321 pivotally connected to the movable frame 33 through a pivot and a sliding seat 322 slidably connected to the rocker 321, the sliding seat 322 can slide along the length direction of the rocker 321, and the top end of the movable rod 35 is fixedly connected to the sliding seat 322, so that when the rocker 321 swings around the pivot, the sliding seat 322 is driven to slide along the length direction thereof, and the sliding seat 322 generates vertical displacement in the sliding process, and the movable rod 35 is driven to vertically displace through the vertical displacement of the sliding seat 322, so as to drive the pressure head 31 to vertically move, thereby realizing the pressure mounting or the disassembly of the lock clamp of the lock plate to be repaired. Further, a counterweight block 323 is connected to a first end of the rocker 321, a handle 324 is arranged at a second end of the rocker 321, a sliding groove 3211 is formed in the middle of the rocker 321, a sliding rod 325 penetrates through the top end of the sliding seat 322, the sliding rod 325 can slide in the sliding groove 3211, an operator pulls the handle 324 to swing the rocker 321, and the sliding seat 322 is driven to move up and down through the mutual matching of the sliding groove 3211 and the sliding rod 325, so that the movable rod 35 and the press-fitting pressure head 31 are driven to move up and down, and the press-fitting operation can be more labor-saving through the arrangement of the counterweight block 323.

More specifically, a fixed plate 36 is connected between the moving rod 35 and the press-fitting press head 31, and the top end of the disassembling press head 40 is hinged to the fixed plate 36; the vertical time of disassembling pressure head 40 is when downwards the operating position, disassemble pressure head 40 is when horizontal the non-operating position, disassemble the articulated position of pressure head 40 and still be equipped with locking spring 41, need rotate when disassembling pressure head 40 adjustment position, pull out locking spring 41 removes the circumference restraint, and after the position of disassembling pressure head 40 has been adjusted, thereby loosen locking spring 41 will disassemble pressure head 40 and lock extremely on the fixed plate 36.

Further, the press-fitting mechanism 30 further includes a transverse bracket 37 fixedly connected to the moving frame 33, a linear bearing 38 is mounted on the transverse bracket 37, and the moving rod 35 vertically penetrates through the linear bearing 38, so as to improve the stability of the moving rod 35 when moving up and down; a return spring 39 is sleeved on the moving rod 35, and the return spring 39 is arranged between the transverse bracket 37 and the top end of the moving rod 35, so that the rocker 321 can be quickly reset after the handle 324 is released.

In order to prevent the small parts from falling off during the press mounting or disassembling process, a magnetic adsorption ring is exemplarily arranged on the press mounting pressure head 31, so that the small parts can be adsorbed during the repair process, and the repair efficiency is improved.

It should also be noted that, in the description of the present invention, unless otherwise explicitly specified or limited, the terms "mounted," "connected," and "connected" are to be construed broadly, e.g., as meaning either a fixed connection, a removable connection, or an integral connection; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meanings of the above terms in the present invention can be understood in specific cases to those skilled in the art.

To sum up, the utility model provides a device is reprocessed to cylinder cap valve lock plate collet can realize disassembling and pressure equipment integration, switches simply, can reduce the reprocess operation degree of difficulty, reduces operating procedure, is favorable to promoting simultaneously and reprocesses efficiency, consequently has higher application spreading value.

The method and the device not described in detail in the present invention are prior art and will not be described in detail.

The foregoing is only a preferred embodiment of the present invention, and it should be noted that, for those skilled in the art, a plurality of modifications and replacements can be made without departing from the technical principle of the present invention, and these modifications and replacements should also be regarded as the protection scope of the present invention.

Claims

1. The utility model provides a device is reprocessed to cylinder cap valve lock plate collet which characterized in that includes:

a frame;

2. The cylinder head valve key collet repair device of claim 1, wherein the frame is provided with a horizontal positioning rod and a turnover device for driving the workbench to rotate, the horizontal positioning rod is axially arranged on a plurality of positioning slots with equal intervals, each positioning slot is arranged corresponding to each valve rod of the cylinder head, and the press-fitting mechanism can move between each positioning slot.

3. The cylinder cap valve collet repair device of claim 2, wherein the flipping mechanism comprises a bearing seat mounted on the frame, a rotating shaft supported in the bearing seat, and a limiting device for limiting the rotation angle of the rotating shaft, and the rotating shaft is fixedly connected to the worktable.

4. The cylinder cap valve collet repairing device according to claim 3, wherein the limiting device comprises two first angle limiting blocks and two second angle limiting blocks respectively disposed at two sides of the workbench, the first angle limiting blocks are fixedly connected to the frame, and the second angle limiting blocks are fixedly connected to the bottom of the workbench and respectively correspond to the first angle limiting blocks.

5. The cylinder cover valve lock catch repairing device according to any one of claims 1 to 4, wherein a horizontal guide rod is arranged on the machine frame, the press-fitting mechanism further comprises a moving frame, a sliding block fixedly connected to the moving frame and sleeved on the horizontal guide rod, and a moving rod capable of moving up and down, and the press-fitting pressure head is fixedly connected to the bottom end of the moving rod;

6. The cylinder cover valve lock catch lock clamp repairing device according to claim 5, wherein a fixing plate is connected between the moving rod and the press-fitting pressure head, and the top end of the disassembling pressure head is hinged to the fixing plate; the working position is when the disassembling pressure head is vertically downward, and the non-working position is when the disassembling pressure head is horizontal.

7. The cylinder head valve collet lock catch repairing device of claim 5, wherein a first end of the rocker is connected with a counterweight, a second end of the rocker is provided with a handle, a middle part of the rocker is provided with a sliding groove, a top end of the sliding seat is provided with a sliding rod in a penetrating way, and the sliding rod can slide in the sliding groove.

8. The cylinder head valve collet lock clamp reworking apparatus according to claim 7, wherein the press-fit mechanism further comprises a transverse bracket fixedly connected to the movable frame, a linear bearing is installed on the transverse bracket, and the movable rod vertically penetrates through the linear bearing;

9. The cylinder cover valve lock plate collet repairing device according to any one of claims 1 to 4, wherein a positioning pin is arranged on the workbench, a supporting platform is arranged on the workbench, the cross section of the supporting platform is in the shape of an isosceles triangle and is respectively provided with a first inclined plane and a second inclined plane which are symmetrical, and a protruding nail for pressing each valve rod of the cylinder cover is vertically arranged on each of the first inclined plane and the second inclined plane.

10. The cylinder head valve collet lock clamp repair device of any one of claims 1 to 4, wherein a magnetic adsorption ring is arranged on the press-fitting pressure head.