CN214601279U

CN214601279U - Taper hole high-precision stamping device for engine piston pin production

Info

Publication number: CN214601279U
Application number: CN202120513114.1U
Authority: CN
Inventors: 庄道军; 张明武
Original assignee: Nanpinghua Minnan Piston Pin Co ltd
Current assignee: Nanpinghua Minnan Piston Pin Co ltd
Priority date: 2021-03-11
Filing date: 2021-03-11
Publication date: 2021-11-05
Anticipated expiration: 2031-03-11

Abstract

The utility model belongs to the technical field of piston pin production tool technique and specifically relates to an engine piston pin production is with taper hole high accuracy stamping device, including punching press head, crane, counter, lifting locating lever, pneumatic cylinder controller, PLC controller, hydraulic controller group, relay, top fixed plate, support column, shaping chassis, punching press head top and crane bottom welding, crane both ends top and lifting locating lever bottom fixed connection, the inside sliding connection in both ends about lifting locating lever middle-end side and top fixed plate, the pneumatic cylinder is installed at top fixed plate middle-end top. The utility model discloses the article of shaping indoor portion is receiving the impact of punching press head and is carrying out the shaping, and taper hole and bottom chamfer can be shaping together, and not only the shaping is fast, and the loss is little moreover, and the article device after the shaping can be released it automatically, reduces artificial working procedure, and the device can make statistics of punching press shaping quantity simultaneously, increases the degree of automation of device.

Description

Taper hole high-precision stamping device for engine piston pin production

Technical Field

The utility model relates to a piston pin production instrument technical field specifically is an engine piston pin production is with taper hole high accuracy stamping device.

Background

The piston pin is a cylindrical pin mounted on the skirt portion of the piston, and its middle portion is passed through the small end hole of the connecting rod, and is used for connecting the piston and the connecting rod and transferring the gas force borne by the piston to the connecting rod. Generally made of high-quality alloy steel and made hollow.

The high-precision taper hole stamping device for producing engine piston pins is characterized in that articles inside a forming chamber of the existing high-precision taper hole stamping device for producing engine piston pins on the market are formed under the impact of a stamping head, the taper hole and a bottom chamfer cannot be formed together, the forming is slow, the articles after forming cannot be automatically pushed out by the device, manual working procedures are increased, the device cannot count the number of the stamping and forming, the automation degree of the device is reduced, and therefore the high-precision taper hole stamping device for producing engine piston pins is provided for solving the problems.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide an engine piston pin production is with taper hole high accuracy stamping device, including inner tower, lift roof-rack, displacement sensor, first pneumatic rod, bottom sprag frame, base, second pneumatic rod, fixed plate, shaping room, the inside article of shaping room is receiving the impact of punching press head and is carrying out the shaping, and the taper hole can be together the shaping, and not only the shaping is fast, and the loss is little moreover to solve the problem that proposes in the above-mentioned background art.

In order to achieve the above object, the utility model provides a following technical scheme:

a high-precision punching device for a taper hole for producing an engine piston pin comprises a punching head, a lifting frame, a counter, a lifting positioning rod, a hydraulic cylinder controller, a PLC (programmable logic controller), a hydraulic controller group, a relay, a top fixing plate, a supporting column and a forming underframe, wherein the top of the punching head is welded with the bottom of the lifting frame, the tops of two ends of the lifting frame are fixedly connected with the bottom of the lifting positioning rod, the side surface of the middle end of the lifting positioning rod is in sliding connection with the inner parts of the left end and the right end of the top fixing plate, the hydraulic cylinder is arranged at the top of the middle end of the top fixing plate, the bottom of the hydraulic cylinder is vertically connected with the top of the middle end of the lifting frame, the PLC is arranged on a top control panel at the left end of the top fixing plate, the PLC is connected with the hydraulic controller group through a circuit, the PLC is connected with the relay through a circuit, and the PLC is connected with the hydraulic cylinder controller through a circuit, support columns are arranged at the bottoms of the two ends of the top fixing plate, the bottoms of the support columns are fixedly connected with the tops of the two ends of the forming underframe, and a counter is arranged at the top of the right end of the top fixing plate; the shaping chassis comprises inner frame, lift roof-rack, displacement sensor, first pneumatic rod, bottom sprag frame, base, second pneumatic rod, fixed plate, shaping room, the shaping indoor portion is located to the inner frame, shaping room bottom and fixed plate top fixed connection, the lift roof-rack is installed inside the fixed plate middle-end, lift roof-rack bottom is connected with the laminating of bottom sprag frame top, first pneumatic rod is fixed in lift roof-rack both ends bottom with the second pneumatic rod top, state first pneumatic rod and second pneumatic rod bottom and base middle-end top welding, lift roof-rack both ends top side and shaping room bottom inboard, inner frame bottom outside sliding connection, shaping room top inboard and the first bottom outside sliding connection of punching press, displacement sensor installs on lift roof-rack bottom right side.

Preferably, the first pneumatic rod and the second pneumatic rod are connected to corresponding hydraulic controllers inside the hydraulic controller group through control lines.

Preferably, the relay is connected with the counter through a control line.

Preferably, the hydraulic cylinder controller is connected with the hydraulic cylinder through a control line.

As a preferred scheme, the top end of the inner frame is of a conical structure, and two sides of the bottom end of the inner frame are of triangular structures.

Compared with the prior art, the beneficial effects of the utility model are that: the inside article of the device shaping room is receiving the impact of punching press head and is carrying out the shaping, and taper hole and bottom chamfer can be the shaping together, and not only the shaping is fast, and the loss is little moreover, and the article device after the shaping can be released it automatically, reduces artificial work procedure, and the device can make statistics of punching press shaping quantity simultaneously, increases the degree of automation of device.

Drawings

FIG. 1 is a schematic view of the overall structure of a taper hole high-precision stamping device for producing an engine piston pin according to the present invention;

fig. 2 is the schematic view of the cross-sectional structure of the bottom frame of the present invention.

In the figure: the device comprises a stamping head-1, a lifting frame-2, a counter-3, a lifting positioning rod-4, a hydraulic cylinder-5, a hydraulic cylinder controller-6, a PLC (programmable logic controller) -7, a hydraulic controller group-8, a relay-9, a top fixing plate-10, a supporting column-11, a forming bottom frame-12, an inner frame-121, a lifting top frame-122, a displacement sensor-123, a first air pressure rod-124, a bottom supporting frame-125, a base-126, a second air pressure rod-127, a fixing plate-128 and a forming chamber-129.

Detailed Description

In order to make the objects, technical solutions and advantages of the present invention more clearly understood, the present invention is further described in detail below with reference to the accompanying drawings and embodiments. It should be understood that the specific embodiments described herein are merely illustrative of the invention and are not intended to limit the invention.

It will be understood that when an element is referred to as being "secured to" or "disposed on" another element, it can be directly on the other element or be indirectly on the other element. When an element is referred to as being "connected to" another element, it can be directly connected to the other element or be indirectly connected to the other element.

In the description of the present invention, it is to be understood that the terms "length", "width", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", and the like indicate orientations or positional relationships based on those shown in the drawings, and are merely for convenience of description and simplicity of description, and do not indicate or imply that the device or element being referred to must have a particular orientation, be constructed and operated in a particular orientation, and thus, should not be construed as limiting the present invention.

Furthermore, the terms "first", "second" and "first" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defined as "first" or "second" may explicitly or implicitly include one or more of that feature. In the description of the present invention, "a plurality" means two or more unless specifically defined otherwise.

For better understanding of the above technical solutions, the following detailed descriptions will be provided in conjunction with the drawings and the detailed description of the present invention.

Example (b):

referring to fig. 1-2, the present embodiment provides a technical solution:

a high-precision punching device for taper holes for production of engine piston pins comprises a punching head 1, a lifting frame 2, a counter 3, a lifting positioning rod 4, a hydraulic cylinder 5, a hydraulic cylinder controller 6, a PLC (programmable logic controller) 7, a hydraulic controller group 8, a relay 9, a top fixing plate 10, a supporting column 11 and a forming underframe 12, wherein the top of the punching head 1 is welded with the bottom of the lifting frame 2, the tops of two ends of the lifting frame 2 are fixedly connected with the bottom of the lifting positioning rod 4, the side surface of the middle end of the lifting positioning rod 4 is in sliding connection with the insides of the left end and the right end of the top fixing plate 10, the hydraulic cylinder 5 is installed at the top of the middle end of the top fixing plate 10, the bottom of the hydraulic cylinder 5 is vertically connected with the top of the middle end of the lifting frame 2, the PLC 7 is arranged on a control panel at the top of the left end of the top fixing plate 10, the PLC 7 is connected with the hydraulic controller group 8 through a circuit, and the PLC 7 is connected with the relay 9 through a circuit, the PLC controller 7 is connected with the hydraulic cylinder controller 6 through a circuit, support columns 11 are arranged at the bottoms of two ends of the top fixing plate 10, the bottoms of the support columns 11 are fixedly connected with the tops of two ends of the forming underframe 12, and the top of the right end of the top fixing plate 10 is provided with a counter 3; the forming underframe 12 comprises an inner frame 121, a lifting top frame 122, a displacement sensor 123, a first air pressure rod 124, a bottom support frame 125, a base 126, a second air pressure rod 127, a fixing plate 128 and a forming chamber 129, wherein the inner frame 121 is arranged in the forming chamber 129, the bottom of the forming chamber 129 is fixedly connected with the top of the fixing plate 128, the lifting top frame 122 is arranged in the middle end of the fixing plate 128, the bottom of the lifting top frame 122 is connected with the top of the bottom support frame 125 in an attaching manner, the tops of the first air pressure rod 124 and the second air pressure rod 127 are fixed at the bottoms of two ends of the lifting top frame 122, the bottoms of the first air pressure rod 124 and the second air pressure rod 127 are welded with the top of the middle end of the base 126, the top side surfaces of two ends of the lifting top frame 122 are connected with the inner side of the bottom end of the forming chamber 129 and the outer side of the bottom end of the inner frame 121 in a sliding manner, the inner side of the top end of the forming chamber 129 is connected with the outer side of the bottom end of the stamping head 1 in a sliding manner, the displacement sensor 123 is arranged on the right side of the bottom end of the lifting top frame 122, the first air pressure rod 124 and the second air pressure rod 127 are connected to corresponding hydraulic controllers inside the hydraulic controller group 8 through control lines, the relay 9 is connected with the counter 3 through control lines, the hydraulic cylinder controller 6 is connected with the hydraulic cylinder 5 through control lines, the top end of the inner frame 121 is of a conical structure, and two sides of the bottom end of the inner frame 121 are of triangular structures.

The working principle is as follows: the article is placed in the forming chamber 129, the hydraulic cylinder 5 controls the stamping head 1, the lifting frame 2 presses downwards to extrude the article in the forming chamber 129, the article presses downwards to the outer side of the inner frame 121 along the top of the inner frame 121 to form a piston pin, so that the forming is fast, the loss is small, after the article is formed, the first air pressure rod 124 and the second air pressure rod 127 lift the lifting top frame 122 upwards, the article in the forming chamber 129 is pushed out, the displacement sensor 123 can detect the displacement of the lifting top frame 122, when the lifting top frame 122 rises and returns, the counter 3 counts, and the formed article can be counted.

Has the advantages that: the inside article of the device shaping room is receiving the impact of punching press head and is carrying out the shaping, and taper hole and bottom chamfer can be the shaping together, and not only the shaping is fast, and the loss is little moreover, and the article device after the shaping can be released it automatically, reduces artificial work procedure, and the device can make statistics of punching press shaping quantity simultaneously, increases the degree of automation of device.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.

Claims

1. A high-precision punching device for a taper hole for producing an engine piston pin comprises a punching head (1), a lifting frame (2), a counter (3), a lifting positioning rod (4), a hydraulic cylinder (5), a hydraulic cylinder controller (6), a PLC (programmable logic controller) (7), a hydraulic controller group (8), a relay (9), a top fixing plate (10), a support column (11) and a forming underframe (12), the top of the punch head (1) is welded with the bottom of the lifting frame (2), the tops of the two ends of the lifting frame (2) are fixedly connected with the bottom of the lifting positioning rod (4), the side surface of the middle end of the lifting positioning rod (4) is connected with the inner parts of the left end and the right end of the top fixing plate (10) in a sliding way, pneumatic cylinder (5) are installed at top fixed plate (10) middle-end top, pneumatic cylinder (5) bottom is connected its characterized in that with crane (2) middle-end top is perpendicular:

a PLC (programmable logic controller) 7 is arranged on a top control panel at the left end of the top fixing plate 10, the PLC 7 is connected with a hydraulic controller group 8 through a circuit, the PLC 7 is connected with a relay 9 through a circuit, the PLC 7 is connected with a hydraulic cylinder controller 6 through a circuit, supporting columns 11 are arranged at the bottoms of the two ends of the top fixing plate 10, the bottoms of the supporting columns 11 are fixedly connected with the tops of the two ends of a forming chassis 12, and a counter 3 is arranged at the top of the right end of the top fixing plate 10;

shaping chassis (12) comprises inner tower (121), lift roof-rack (122), displacement sensor (123), first pneumatic rod (124), bottom sprag frame (125), base (126), second pneumatic rod (127), fixed plate (128), shaping room (129) are located to inner tower (121) inside, shaping room (129) bottom and fixed plate (128) top fixed connection, lift roof-rack (122) are installed inside fixed plate (128) middle-end, lift roof-rack (122) bottom and bottom sprag frame (125) top laminating are connected, first pneumatic rod (124) and second pneumatic rod (127) top are fixed in lift roof-rack (122) both ends bottom, first pneumatic rod (124) and second pneumatic rod (127) bottom and base (126) middle-end top welding, lift roof-rack (122) both ends top side and shaping room (129) bottom inboard, Inner tower (121) bottom outside sliding connection, shaping room (129) top inboard and punching press head (1) bottom outside sliding connection, displacement sensor (123) are installed on lift roof-rack (122) bottom right side.

2. The high-precision punching device for the taper hole for producing the engine piston pin as claimed in claim 1 is characterized in that: the first air pressure rod (124) and the second air pressure rod (127) are connected to corresponding hydraulic controllers in the hydraulic controller group (8) through control lines.

3. The high-precision punching device for the taper hole for producing the engine piston pin as claimed in claim 1 is characterized in that: the relay (9) is connected with the counter (3) through a control circuit.

4. The high-precision punching device for the taper hole for producing the engine piston pin as claimed in claim 1 is characterized in that: and the hydraulic cylinder controller (6) is connected with the hydraulic cylinder (5) through a control line.

5. The high-precision punching device for the taper hole for producing the engine piston pin as claimed in claim 1 is characterized in that: the top end of the inner frame (121) is of a conical structure, and two sides of the bottom end of the inner frame (121) are of triangular structures.