Portable handheld valve collet mounting device

Abstract

The utility model discloses a portable handheld valve collet mounting device which comprises a support, a top cover, a first-stage rocker set, a second-stage rocker set, a third-stage rocker set, an ejector rod and a driving set used for pushing the support, the first-stage rocker set comprises two crossed first-stage rockers, and a movable groove is formed in the top cover; the first-level rocker set comprises two first-level rockers, the second-level rocker set comprises two second-level rockers, the third-level rocker set comprises two third-level rockers, the two ends of each first-level rocker are hinged to the second-level rockers and the third-level rockers respectively, one end of the ejector rod is hinged to the two second-level rockers through pin shafts, and the other end of the ejector rod is hinged to the third-level rockers through pin shafts A containing groove used for containing a valve collet is formed in the end portion of one end of the third-stage rocker. Due to the connection and layout of all the components, the overall structure is compact, handheld operation is convenient, the ejector rod pushes the valve collet into a designated position, therefore, installation of the valve collet is easily achieved, operation is easy, convenient and rapid, and compared with traditional manual installation, the installation efficiency can be remarkably improved.

Description

TECHNICAL FIELD

[0001] The present application relates to the field of engine component installation, and particularly to a portable handheld valve lock clip installation device. BACKGROUND

[0002] With the rapid development of the global automotive industry and the increasingly stringent environmental regulations, small displacement small engines have received widespread attention from the market due to their high efficiency, low fuel consumption and low emission characteristics. Such engines usually adopt a modular design, including cylinder head, valve lock clip, intake and exhaust valves and other key components, and the assembly quality and efficiency directly affect the performance and stability of the engine. In the research and development stage of small displacement small engines, the installation of the valve lock clip is a key step that directly affects the performance and reliability of the engine. Since this stage is mainly for the verification of new designs or improved designs, manual installation is usually used.

[0003] For the above related technologies, the inventors believe that there are the following defects: due to the limited installation position of the valve lock clip and the small size of the valve lock clip parts, the installation efficiency is low and the labor intensity is large, and therefore needs to be improved. CONTENT OF THE UTILITY MODEL

[0004] In view of the deficiencies of the prior art, the present application provides a portable handheld valve lock clip installation device, which aims to solve the above problems.

[0005] A portable handheld valve lock clip installation device, comprising a bracket, a top cover, a first rocker group, a second rocker group, a third rocker group, a top rod and a driving group for pushing the bracket, the first rocker group comprises two first rockers that intersect with each other, the middle parts of the two first rockers are rotationally connected to the bracket by a pin shaft, the top cover is provided with a movable slot for the end part of the first rocker to be clamped into and slide, the second rocker group comprises two second rockers, the third rocker group comprises two third rockers, the two ends of each first rocker are respectively hinged to the second rocker and the third rocker, the middle part of the bracket is provided with a guide hole for the top rod to pass through, one end of the top rod is hinged to the two second rockers by a pin shaft, one end of the third rocker is provided with a containing slot for placing the valve lock clip, a supporting spring for resetting the top rod is sleeved on the top rod, the driving group is installed between the top cover and the bracket, and the bracket is connected with a pressing ring for pressing the valve spring seat.

[0006] By adopting the technical scheme, the connection and layout among the components make the overall structure compact, facilitate handheld operation, the driving group pushes the support, the pressing ring on the support extrudes the valve spring seat, the first lever is pulled up by the top cover, the end of the third lever is close to each other, at this time, the two valve lock clamps are put into the accommodating groove, the second lever pushes the top rod, the top rod pushes the valve lock clamp into the specified position, so that the valve lock clamp is easily installed, the operation is simple and fast, compared with the traditional manual installation, the installation efficiency can be significantly improved.

[0007] Optionally, a relief groove is formed on the inner wall of the accommodating groove, and an elastic member for clamping the valve lock clamp is installed in the relief groove.

[0008] By adopting the technical scheme, the elastic member can ensure that the valve lock clamp is stably clamped in the accommodating groove and is not easy to fall off; the design of the elastic member makes the device adapt to valve lock clamps of different specifications, improving the universality.

[0009] Optionally, the elastic member includes an elastic block and a limiting spring, the elastic block slides in the relief groove, and one end of the limiting spring is connected with the elastic block and the other end is connected with the bottom wall of the relief groove.

[0010] By adopting the technical scheme, the elastic block and the limiting spring jointly provide more reliable clamping force for the valve lock clamp; the limiting spring can absorb the impact force in the installation process, protecting the valve lock clamp from damage, and after the valve lock clamp is completely pushed out, the elastic block rebounds to prevent the valve lock clamp from being brought back and misaligned.

[0011] Optionally, the elastic block is made of fluororubber material.

[0012] By adopting the technical scheme, the fluororubber material has excellent wear resistance, which can prolong the service life of the elastic block; the friction coefficient between the fluororubber material and the valve lock clamp is small, which helps to reduce the wear of the valve lock clamp.

[0013] Optionally, the driving group includes two pneumatic push rods installed on the top cover, and one end of the pneumatic push rod away from the top cover is connected with the support.

[0014] By adopting the technical scheme, the pneumatic push rod provides stable and strong power output, ensuring the smooth progress of the installation process, and the pneumatic push rod can be accurately controlled through air pressure adjustment to meet different installation requirements.

[0015] Optionally, the pneumatic push rod is detachably connected with the top cover through bolts.

[0016] By adopting the technical scheme, the detachable connection makes the pneumatic push rod easy to replace or repair when it fails, and users can select different specifications of the pneumatic push rod for replacement according to actual needs.

[0017] Optionally, an auxiliary angle push rod is connected between each secondary rocker and the adjacent tertiary rocker, one end of the auxiliary angle push rod is hingedly connected to the middle part of the secondary rocker, and the other end is rotatably connected with a sliding block, and the sliding block is slidably connected with the tertiary rocker.

[0018] By adopting the above technical scheme, the auxiliary angle push rod ensures stable transmission between the secondary rocker and the tertiary rocker, improves the installation precision, and through the sliding connection between the sliding block and the tertiary rocker, the motion trajectory of the rocker group is optimized, so that the installation process is smoother.

[0019] Optionally, the primary rocker, the secondary rocker, the tertiary rocker, the auxiliary angle push rod, and the top cover are all made of stainless steel.

[0020] By adopting the above technical scheme, the stainless steel material has excellent corrosion resistance and can resist various harsh environments. The stainless steel material has high strength and hardness and can withstand large installation pressure and impact force. The parts made of stainless steel have a long service life and reduce maintenance costs.

[0021] In summary, the present application has at least one of the following beneficial technical effects:

[0022] 1. The connection and layout between the components make the overall structure compact, facilitating handheld operation. The drive group pushes the support, so that the pressing ring on the support extrudes the valve spring seat. At the same time, the primary rocker is pulled up by the top cover, so that the end parts of the tertiary rocker are close to each other. At this time, two valve lock clamps are placed in the accommodating groove. The secondary rocker pushes the top rod, and the top rod pushes the valve lock clamp into the specified position, so that the installation of the valve lock clamp is easily realized. The operation is simple and fast, and compared with the traditional manual installation, the installation efficiency can be significantly improved.

[0023] 2. The elastic block and the limiting spring jointly provide more reliable clamping force for the valve lock clamp. The limiting spring can absorb the impact force during installation to protect the valve lock clamp from damage. When the valve lock clamp is completely pushed out, the elastic block rebounds to prevent the valve lock clamp from being brought back and misaligned.

[0024] 3. The stainless steel material has excellent corrosion resistance and can resist various harsh environments. The stainless steel material has high strength and hardness and can withstand large installation pressure and impact force. The parts made of stainless steel have a long service life and reduce maintenance costs. BRIEF DESCRIPTION OF DRAWINGS

[0025] Figure 1 is a structural schematic diagram of an embodiment of the present application.

[0026] Figure 2 is an explosion schematic diagram of an embodiment of the present application.

[0027] Figure 3 is Figure 2 An enlarged schematic view of the A region in FIG. 1.

[0028] Reference Signs List:

[0029] 1, bracket; 11, guide hole; 12, pressing ring; 2, top cover; 21, movable slot; 3, primary rocker; 4, secondary rocker; 5, tertiary rocker; 51, accommodating slot; 52, accommodation slot; 53, elastic block; 54, limiting spring; 6, top rod; 61, supporting spring; 7, pneumatic push rod; 8, auxiliary angle push rod; 81, sliding block. DETAILED DESCRIPTION

[0030] In order to facilitate the understanding of the present application, the present application will be described in more detail below in conjunction with the drawings and specific embodiments. It should be noted that when an element is described as "fixed to" another element, it can be directly on the other element or one or more intervening elements can be present therebetween. When an element is described as "connected to" another element, it can be directly connected to the other element or one or more intervening elements can be present therebetween. The terms "vertical", "horizontal", "left", "right", and similar expressions used in the present specification are for illustrative purposes only.

[0031] Unless otherwise defined, all technical and scientific terms used in the present specification are the same as those commonly understood by one of ordinary skill in the art to which the present application belongs. The terms used in the specification of the present application are only for the purpose of describing the specific embodiments and are not intended to limit the present application. The term "and / or" used in the present specification includes any and all combinations of one or more related listed items.

[0032] The present application discloses a portable handheld valve lock clip installation device. Referring to Figure 1 and Figure 2 , including a bracket 1, a top cover 2, a primary rocker group, a secondary rocker group, a tertiary rocker group, a top rod 6, and a drive group for pushing the bracket 1.

[0033] Referring to Figure 1 , Figure 2 and Figure 3The first-stage rocker group comprises two first-stage rockers 3 which are crossed with each other, the middle portions of the two first-stage rockers 3 are rotationally connected to the support 1 through a pin shaft, and the top cover 2 is provided with a movable slot 21 for clamping and sliding the end portion of the first-stage rocker 3. The second-stage rocker group comprises two second-stage rockers 4, and the third-stage rocker group comprises two third-stage rockers 5. The two ends of each first-stage rocker 3 are respectively hinged to the second-stage rocker 4 and the third-stage rocker 5. The middle portion of the support 1 is provided with a guide hole 11 for the top rod 6 to pass through, and one end of the top rod 6 is hinged to the two second-stage rockers 4 through a pin shaft. The end portion of the third-stage rocker 5 is provided with a containing slot 51 for placing the valve lock clamp, and the top rod 6 is sleeved with a supporting spring 61 for resetting the top rod 6, one end of the supporting spring 61 is in contact with the support 1, and the other end is in contact with the end portion of the top rod 6. The driving group is installed between the top cover 2 and the support 1, and the support 1 is fixedly connected with a pressing ring 12 for pressing the valve spring seat. The connection and layout among the components make the overall structure compact and facilitate handheld operation. The driving group pushes the support 1, so that the pressing ring 12 on the support 1 presses the valve spring seat, and at the same time, the first-stage rocker 3 is pulled up by the top cover 2, so that the end portions of the third-stage rockers 5 are close to each other. At this time, two valve lock clamps are placed in the containing slot 51, the second-stage rocker 4 pushes the top rod 6, and the top rod 6 pushes the valve lock clamp into the specified position, so that the installation of the valve lock clamp is easily realized. The operation is simple and fast, and compared with the traditional manual installation, the installation efficiency can be significantly improved.

[0034] With reference to Figure 2 And Figure 3 The inner wall of the containing slot 51 is provided with a displacement slot 52, and the displacement slot 52 is installed with an elastic element for clamping the valve lock clamp. The elastic element comprises an elastic block 53 and a limiting spring 54. The elastic block 53 slides in the displacement slot 52, and one end of the limiting spring 54 is fixedly connected with the elastic block 53, and the other end is fixedly connected with the bottom wall of the displacement slot 52. The elastic block 53 and the limiting spring 54 jointly act to ensure that the valve lock clamp is stably clamped in the containing slot 51 and is not easy to fall off. The elastic element can adapt to different specifications of the valve lock clamp, improve the universality, and the limiting spring 54 can absorb the impact force in the installation process to protect the valve lock clamp from being damaged. When the valve lock clamp is completely pushed out, the elastic block 53 rebounds to prevent the valve lock clamp from being brought back and misaligned. The elastic block 53 is made of fluororubber material, which has excellent wear resistance and can prolong the service life of the elastic block 53. The friction coefficient between the fluororubber material and the valve lock clamp is small, which helps to reduce the wear of the valve lock clamp.

[0035] With reference to Figure 2The driving group comprises two pneumatic push rods 7 detachably connected to the top cover 2, and the ends of the pneumatic push rods 7 away from the top cover 2 are detachably connected to the support 1 by bolts. The pneumatic push rods 7 are detachably connected to the top cover 2 by bolts. The pneumatic push rods 7 provide stable and strong power output, ensuring smooth installation process. The pneumatic push rods 7 can be precisely controlled through air pressure adjustment, meeting different installation requirements.

[0036] With reference to Figure 2 Each secondary rocker 4 is connected with an adjacent tertiary rocker 5, and an auxiliary angle push rod 8 is connected between the secondary rocker 4 and the tertiary rocker 5. One end of the auxiliary angle push rod 8 is hingedly connected to the middle part of the secondary rocker 4, and the other end is rotatably connected with a sliding block 81, which is slidingly connected with the tertiary rocker 5. The auxiliary angle push rod 8 ensures stable transmission between the secondary rocker 4 and the tertiary rocker 5, improves installation accuracy, and optimizes the motion trajectory of the rocker group through the sliding connection of the sliding block 81 and the tertiary rocker 5, making the installation process smoother. The primary rocker 3, the secondary rocker 4, the tertiary rocker 5, the auxiliary angle push rod 8 and the top cover 2 are all made of stainless steel. Stainless steel has excellent corrosion resistance and can resist various harsh environments. Stainless steel has high strength and hardness, and can withstand large installation pressure and impact force. The components made of stainless steel have a long service life, reducing maintenance costs.

[0037] The implementation principle of the portable handheld valve lock clip installation device is that the connection and layout between the components make the overall structure compact and convenient for handheld operation. The driving group pushes the support 1, so that the pressing ring 12 on the support 1 extrudes the valve spring seat, and at the same time, the primary rocker 3 is pulled up by the top cover 2, so that the end parts of the tertiary rockers 5 are close to each other and are folded. At this time, two valve lock clips are placed in the accommodating grooves 51. The secondary rocker 4 pushes the top rod 6, and the top rod 6 pushes the valve lock clip into the specified position, thereby easily achieving the installation of the valve lock clip. The operation is simple and fast, and compared with traditional manual installation, the installation efficiency can be significantly improved.

[0038] The above are preferred embodiments of the present application, which do not limit the protection scope of the present application. Therefore, equivalent changes made on the basis of the structure, shape and principle of the present application should be covered within the protection scope of the present application.

Claims

1. A portable hand-held valve cage installation device, characterized by: The utility model provides a valve lock clamp pushing device, including support (1), top cover (2), primary rocker group, secondary rocker group, tertiary rocker group, top rod (6) and drive group for pushing support (1), primary rocker group includes two primary rockers (3) that cross each other, and the middle part of two primary rockers (3) is rotatably connected on support (1), and the top cover (2) is set up with the movable slot (21) of the end part of primary rocker (3) and sliding for clamping, secondary rocker group includes two secondary rockers (4), tertiary rocker group includes two tertiary rockers (5), and the both ends of each primary rocker (3) are hinged with secondary rocker (4) and tertiary rocker (5) respectively, and the middle part of support (1) is set up with the guide hole (11) of top rod (6) through, one end of top rod (6) is hinged with two secondary rockers (4) through pin shaft, and one end of tertiary rocker (5) is set up with the containing groove (51) for placing valve lock clamp, and top rod (6) is set with the support spring (61) for resetting top rod (6) on, drive group is installed between top cover (2) and support (1), and support (1) is connected with the pressing ring (12) for extruding valve spring seat.

2. A portable, hand-held valve cage installation device according to claim 1, wherein: The inner wall of the containing groove (51) is set with a let -alone slot (52), and the let -alone slot (52) is provided with an elastic element for clamping the valve lock clamp.

3. A portable hand-held valve cage installation device according to claim 2, wherein: The elastic element includes an elastic block (53) and a limiting spring (54), the elastic block (53) slides in the let -alone slot (52), and one end of the limiting spring (54) is connected with the elastic block (53), and the other end is connected with the bottom wall of the let -alone slot (52).

4. A portable hand-held valve cage installation device according to claim 3, wherein: The elastic block (53) is made of fluorine rubber material.

5. The portable, hand-held valve cage installation device of claim 1, wherein: The drive group includes two pneumatic push rods (7) mounted on the top cover (2), and one end of the pneumatic push rod (7) away from the top cover (2) is connected with the support (1).

6. A portable hand-held valve cage installation device according to claim 5, wherein: The pneumatic push rod (7) is detachably connected with the top cover (2) by bolts.

7. The portable hand-held valve clamp installation device of claim 1, wherein: Each secondary rocker (4) and the adjacent tertiary rocker (5) are connected with an auxiliary angle push rod (8), one end of the auxiliary angle push rod (8) is hinged with the middle part of the secondary rocker (4), and the other end is rotatably connected with a sliding block (81), and the sliding block (81) is slidably connected with the tertiary rocker (5).

8. A portable hand-held valve cage installation device according to claim 7, characterised in that: The primary rocker (3), secondary rocker (4), tertiary rocker (5), auxiliary angle push rod (8) and top cover (2) are made of stainless steel material.

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