CN111496566A

CN111496566A - Steel piston clamp

Info

Publication number: CN111496566A
Application number: CN202010459198.5A
Authority: CN
Inventors: 方振江; 任玉中; 夏辉; 梅吟飞
Original assignee: Zhejiang Yuejin Machinery Co ltd
Current assignee: Zhejiang Yuejin Machinery Co ltd
Priority date: 2020-05-27
Filing date: 2020-05-27
Publication date: 2020-08-07
Also published as: WO2021237816A1

Abstract

The invention discloses a steel piston clamp relating to the field of clamp design, which comprises a fixed plate, a rear top plate, a fixed seat, a positioning plate, a front top plate, a core, a lower backing plate and a mounting platform, wherein the fixed plate is fixedly arranged on the rear top plate; the lower backing plate is provided with a placing groove matched with the side edge of the steel piston, the front top plate is matched with the steel piston, the core is matched with the inner cavity of the steel piston and is installed in a matched manner with the front top plate, and the core is provided with an auxiliary hole matched with a hole to be processed of the steel piston; the positioning plate is matched with the steel piston and is arranged on the front top plate, and a processing hole matched with the hole to be processed of the steel piston is formed in the positioning plate; the rear top plate is movably matched with the fixed seat, and the rear top plate is matched with the rear end of the steel piston; the rear top plate is provided with a fixed block matched with the fixed plate, and the fixed plate is provided with a fastening bolt matched with the fixed block. The core is matched with the inner cavity of the product and is provided with the hole, so that the drill bit can be protected from being broken and the processing precision is improved; the lower backing plate arranged on the clamp is matched with the draft angle of the product so as to improve the drilling position of the product.

Description

Steel piston clamp

Technical Field

The invention relates to the technical field of clamp design, in particular to a steel piston clamp.

Background

With the rapid starting of the forged steel piston, the conventional numerical control milling cannot meet the requirement of large-batch production, and the numerical control processing cost is overlarge; the method is an effective method for solving the problems by converting a machining mode from the original numerical control milling with low efficiency and high cost to the drilling machine machining with high efficiency and low cost.

However, drilling processes also face a number of problems: 1. the hardness of the steel piston is higher, and the piston hole is larger, so that the drill bit is seriously abraded and even broken; 2. the steel piston has a complex multi-drawing-die structure, is large and heavy in size, is difficult to clamp, and easily causes deviation of position degree to influence drilling precision.

Disclosure of Invention

The invention aims to solve the technical problem of overcoming the defects in the prior art and provides a steel piston clamp which is simple in clamping, convenient to machine and up to standard in precision.

In order to achieve the purpose, the invention adopts the following technical scheme: a steel piston clamp comprises a fixing plate, a rear top plate, a fixing seat, a positioning plate, a front top plate, a core, a lower backing plate and a mounting platform; the lower backing plate is assembled on the mounting platform and is provided with a placing groove matched with the side edge of the steel piston; the front top plate is arranged on the mounting platform and is installed together with the lower backing plate, the core is matched with the inner cavity of the steel piston and is fixed on the front top plate, and the core is provided with an auxiliary hole matched with the hole to be processed of the steel piston; the positioning plate is matched with the upper end face of the steel piston and is installed on the front top plate, and a machining hole matched with a hole to be machined of the steel piston is formed in the center of the positioning plate; the rear top plate is movably installed with the fixed seat, the fixed seat is arranged on the installation platform, and the rear top plate is matched with the rear end of the steel piston; the back roof is equipped with the fixed block that corresponds with the fixed plate, and mounting platform is located to the fixed plate, and the fixed plate is equipped with the fastening bolt who matches with the fixed block. The core is matched with the inner cavity of the product and is provided with the hole, so that the drill bit can be protected from being broken and the processing precision is improved; the lower backing plate arranged on the clamp is matched with the draft angle of the product so as to improve the drilling position of the product, and the placing groove with a wide middle is beneficial to removing and cutting and reserving enough feeding amount for the drill bit; the locating plate and the drill bit are matched for locating to prevent the drill bit from being broken, and machining precision is improved.

Furthermore, the rear top plate is movably connected with the fixed seat through a shaft rod arranged on the fixed seat, and the rear top plate is provided with a shaft hole matched with the shaft rod. The back roof can follow the axostylus axostyle and rotate, makes things convenient for the clamping and the taking of product.

Furthermore, the shaft lever is provided with a matched spring, the spring is installed and connected between the rear top plate and the fixed seat, and the end part of the shaft lever is provided with a limit block. The spring can balance the stress of the side edge of the rear top plate, and simultaneously the rear top plate and the fixing seat are connected to facilitate use.

Furthermore, a matched height adjusting mechanism is arranged between the positioning plate and the front top plate, and the adjusting mechanism is provided with a matched locking device. The locating plate can be adjusted from top to bottom along the vertical direction of preceding roof, makes things convenient for the clamping and the taking of product.

Furthermore, the lower backing plate and the core are combined, the core can be adjusted in the vertical direction of the front top plate, and the front top plate and the mounting platform are mounted through sliding rails and provided with matched locking devices. The cooperation of the lower base plate and the core combination external member of different types and the front top plate can be suitable for the steel pistons of different sizes, structures and inner cavities, and the diversification of clamp clamping is realized.

Further, the fastening bolt is replaced by a hand-operated adjusting mechanism. The hand-operated adjusting mechanism does not need to be adjusted by means of a spanner and the like, and is convenient to use and rapid to adjust.

The invention has the beneficial effects that: the steel piston clamp provided by the invention is convenient to process and low in cost; the product is simple to clamp, and time and labor are saved; the core arranged on the clamp is matched with the inner cavity of the product and is provided with a hole, so that the drill bit can be protected from being broken and the processing precision is improved; the lower backing plate arranged on the clamp is matched with the draft angle of the product so as to improve the drilling position of the product, and the placing groove with a wide middle is beneficial to removing and cutting and reserving enough feeding amount for the drill bit; the locating plate that anchor clamps were equipped with prevents with the drill bit cooperation location that the drill bit from splitting, improves the machining precision.

Drawings

Fig. 1 is a schematic structural view of the present invention.

The reference numbers illustrate: 1. the fixed plate, 11 fastening bolt, 2, back roof, 21, fixed block, 22, shaft hole, 3, fixing base, 31, axostylus axostyle, 4, locating plate, 41, processing hole, 5, preceding roof, 6, core, 61, auxiliary hole, 7, lower bolster, 71, standing groove, 8, mounting platform.

Detailed Description

The present invention will be further described with reference to the accompanying drawings and embodiments.

As shown in fig. 1, a steel piston clamp includes a fixing plate 1, a rear top plate 2, a fixing seat 3, a positioning plate 4, a front top plate 5, a core 6, a lower backing plate 7, and a mounting platform 8 for mounting components. The lower backing plate 7 is arranged at a proper position of the mounting platform 8, and the lower backing plate 7 is provided with a placing groove 71 which is matched with the side edge of the steel piston; the draft angle that lower bolster 7 agrees with the product improves the position degree of product hole, and the standing groove 71 that the centre is wide does benefit to row and cuts. The front top plate 5 is arranged on the mounting platform 8 and matched with the steel piston, the core 6 is matched with the inner cavity of the steel piston and is arranged in a matched manner with the front top plate 5, and the core 6 is provided with an auxiliary hole 61 matched with a hole to be processed of the steel piston; the front top plate 5 is used as a Y-direction positioning reference and is fixed with the core 6 and the positioning plate 4; the core 6 that anchor clamps were equipped with agrees with the product inner chamber, and has the hole, can protect the drill bit to prevent to collapse and improve the machining precision. The positioning plate 4 is matched with the upper end face of the steel piston and is installed on the front top plate 5, and a machining hole 41 matched with a hole to be machined in the steel piston is formed in the center of the positioning plate 4; the positioning plate 4 is matched and positioned with the drill bit to prevent the drill bit from being broken, and the machining precision is improved.

As shown in fig. 1, in the steel piston fixture, a rear top plate 2 is movably mounted with a fixed seat 3, the rear top plate 2 is matched with the rear end of a steel piston, the rear top plate 2 is movably connected with the fixed seat 3 through a shaft rod 31 arranged on the fixed seat 3, the rear top plate 2 is provided with a shaft hole 22 matched with the shaft rod 31, and the fixed seat 3 is mounted on a mounting platform 8; the shaft rod 31 is used as a support of the rear top plate 2, and can support the rotation of the rear top plate 2, so that a product can be conveniently clamped or taken down. The shaft lever 31 is provided with a matched spring, the spring is installed and connected between the rear top plate 2 and the fixed seat 3, and the end part of the shaft lever 31 is provided with a limiting block; the atress of 2 sides of roof after the spring can balance, is connected roof 2 and fixing base 3 with facilitate the use after with simultaneously. The rear top plate 2 is provided with a fixed block 21 matched with the fixed plate 1, the fixed plate 1 is mounted on the mounting platform 8, and the fixed plate 1 is provided with a fastening bolt 11 matched with the fixed block 21; the fixing plate 1 is matched with a fastening bolt 11 to serve as a clamping device, and a product is locked by tightly pushing a fixing block 21 through a screw rod. Preferably, the fastening bolt 11 is replaced by a hand-operated adjusting mechanism; the hand-operated adjusting mechanism does not need to be adjusted by means of a spanner and the like, and is convenient to use and rapid to adjust.

As shown in fig. 1, a steel piston clamp is suitable for steel pistons with different sizes, structures and inner cavities, and can be improved in the following ways to realize the diversification of clamp clamping: a matched height adjusting mechanism is arranged between the positioning plate 4 and the front top plate 5, and the adjusting mechanism is provided with a matched locking device; the lower backing plate 7 and the core 6 are combined kits, the core 6 can be adjusted in the vertical direction of the front top plate 5, and the front top plate 5 and the mounting platform 8 are mounted by sliding rails and are provided with matched locking devices.

When using this mould clamp, will back roof 2 along axostylus axostyle 31 commentaries on classics to one side, will treat the steel piston of drilling and push into along core 6, the steel piston back that targets in place, will back roof 2 along axostylus axostyle 31 commentaries on classics to the normal position, promote back roof 2 through fastening bolt 11 at last and die the steel piston top, can accomplish the clamping of steel piston. During drilling, the drill bit is matched and positioned with the machining hole 41 formed in the positioning plate 4, so that the drill bit is prevented from being broken, and the machining precision is improved.

In the description of the present invention, it should be noted that, as the terms "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer", etc. appear, their indicated orientations or positional relationships are based on those shown in the drawings, and are only for convenience of description and simplicity of description, but do not indicate or imply that the referred device or element must have a specific orientation, be constructed in a specific orientation, and be operated, and thus, should not be construed as limiting the present invention. Furthermore, the terms "first," "second," and "third" as appearing herein are used for descriptive purposes only and are not to be construed as indicating or implying relative importance.

In the description of the present invention, it should be noted that, unless otherwise explicitly stated or limited, the terms "mounted," "connected," and "connected" should be interpreted broadly, e.g., as being fixed or detachable or integrally connected; 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.

Simple substitutions without changing the inventive content of the present invention are considered to be the same. The embodiments are described in a progressive manner in the specification, each embodiment focuses on differences from other embodiments, and the same and similar parts among the embodiments are referred to each other. The previous description of the disclosed embodiments is provided to enable any person skilled in the art to make or use the present invention. Various modifications to these embodiments will be readily apparent to those skilled in the art, and the generic principles defined herein may be applied to other embodiments without departing from the spirit or scope of the invention. Thus, the present invention is not intended to be limited to the embodiments shown herein but is to be accorded the widest scope consistent with the principles and novel features disclosed herein.

Claims

1. The utility model provides a steel piston anchor clamps which characterized in that: the fixture comprises a fixed plate (1), a rear top plate (2), a fixed seat (3), a positioning plate (4), a front top plate (5), a core (6), a lower backing plate (7) and a mounting platform (8); the lower backing plate (7) is assembled on the mounting platform (8), and the lower backing plate (7) is provided with a placing groove (71) which is matched with the side edge of the steel piston; the front top plate (5) is arranged on the mounting platform (8) and is installed together with the lower backing plate (7), the core (6) is matched with the inner cavity of the steel piston and is fixed on the front top plate (5), and the core (6) is provided with an auxiliary hole (61) matched with a hole to be machined in the steel piston; the positioning plate (4) is matched with the upper end face of the steel piston and is installed on the front top plate (5), and a machining hole (41) matched with a hole to be machined of the steel piston is formed in the center of the positioning plate (41); the fixed seat (3) is arranged on the mounting platform (8), the rear top plate (2) is movably mounted with the fixed seat (3), and the rear top plate (2) is matched with the rear end of the steel piston; the rear top plate (2) is provided with a fixing block (21) corresponding to the fixing plate (1), the fixing plate (1) is mounted on a mounting platform (8), and the fixing plate (1) is provided with a fastening bolt (11) matched with the fixing block (21).

2. A steel piston clamp according to claim 1 wherein: back roof (2) are with establishing axostylus axostyle (22) and fixing base (3) swing joint on fixing base (3), back roof (2) are equipped with shaft hole (22) that match with axostylus axostyle (31).

3. A steel piston clamp according to claims 1, 2, wherein: the shaft lever (31) is provided with a matched spring, the spring is installed and connected between the rear top plate (2) and the fixed seat (3), and the end part of the shaft lever (31) is provided with a limiting block.

4. A steel piston clamp according to claim 1 wherein: and a matched height adjusting mechanism is arranged between the positioning plate (4) and the front top plate (5), and the adjusting mechanism is provided with a matched locking device.

5. A steel piston clamp according to claims 1, 5, characterized in that: the lower backing plate (7) and the core (6) are combined, the core (6) can be adjusted in the vertical direction of the front top plate (5), and the front top plate (5) and the mounting platform (8) are mounted by sliding rails and are provided with matched locking devices.

6. A steel piston clamp according to claim 1 wherein: the fastening bolt (11) is replaced by a hand-operated adjusting mechanism.