Press balancer positioning screw hole machining device

Abstract

The utility model discloses a press balancer positioning screw hole processing device in the field of press balancers, which comprises at least two connecting seats arranged on a press sliding block, guide sleeves extending upwards are fixed on the connecting seats, the guide sleeves are perpendicular to the connecting seats, and the connecting seats are fixed on the guide sleeves. Positioning plates placed at the top of the press body are arranged corresponding to the guide sleeves, a plurality of guide columns extending downwards are fixedly connected to the positioning plates corresponding to the guide sleeves, the guide columns are inserted into the corresponding guide sleeves in a matched mode, and at least two positioning assemblies are arranged on the positioning plates. Each positioning assembly comprises a plurality of drill bushings distributed around the upper ends of the corresponding guide columns, a plurality of mounting holes allowing the drill bushings to be inserted therein are formed in the positioning plate, and flange edges attached to the upper surface of the positioning plate are arranged at the upper ends of the drill bushings. The installation position of the balance cylinder can be accurate, the installation position of the sliding block is aligned through pilot running of the sliding block, and the balance effect is improved.

Description

Technical Field

[0001] The utility model belongs to the field of press balancers, and particularly relates to a positioning screw hole processing device for a press balancer. Background Art

[0002] The balancer of a press is a balance cylinder. The Chinese patent specification with publication number: CN 201109198Y discloses: a connection mechanism of a double-point press slider balance cylinder, whose structure includes a balance cylinder arranged between a machine body and a slider, an upper cover plate is arranged at the upper end of the balance cylinder, a piston is arranged in the balance cylinder, a piston rod of the piston extends out of the balance cylinder from the lower end of the balance cylinder, a support ear protruding upward is arranged on the upper cover plate, the support ear is connected to a first pin shaft horizontally passing through the support ear via a first joint bearing, fixed blocks are connected to both sides of the first pin shaft, and both ends of the two fixed blocks are fixed to the machine body at the upper part of the balance cylinder side; a connecting piece is arranged at the lower end of the piston rod, a connecting seat is arranged on the slider, the connecting piece is connected to a second pin shaft horizontally passing through the connecting piece via a second joint bearing, and the second pin shaft is fixed to the connecting seat.

[0003] The balancing cylinder can put the slider in the best balanced position when the slider is in any position; however, the current balancing cylinder has the following problems when installed on a press: it is impossible to ensure that the center of the positioning screw hole of the balancing cylinder is consistent with the center of the connecting block of the slider body, resulting in a poor balancing effect of the press balancer on the slider. Utility Model Content

[0004] The purpose of the utility model is to provide a positioning screw hole processing device for a press balancer, which can make the installation position of the balancing cylinder accurate and the balancing cylinder compatible with the slider. The installation position of the slider can be aligned through the trial operation of the slider to ensure that the center of the positioning screw hole of the balancing cylinder is consistent with the center of the connecting block of the slider body, thereby improving the balancing effect.

[0005] The purpose of the utility model is achieved as follows: a press balancer positioning screw hole processing device, comprising at least two connecting seats installed on the press slide, the connecting seats are fixed with upwardly extending guide sleeves, the guide sleeves are perpendicular to the connecting seats, and corresponding to each guide sleeve, a positioning plate placed on the top of the press body is arranged, and a plurality of guide pillars extending downward are fixedly connected to the positioning plate corresponding to each guide sleeve, and the guide pillars are inserted into the corresponding guide sleeves, and at least two groups of positioning components are arranged on the positioning plate, each group of positioning components includes a plurality of drill sleeves distributed around the upper ends of the corresponding guide pillars, and a plurality of mounting holes for accommodating the insertion of the drill sleeves are opened on the positioning plate, and a flange edge is arranged on the upper end of the drill sleeve to abut against the upper surface of the positioning plate.

[0006] When the utility model is used, after the precision debugging of the press machine is completed, the connecting seat is fixed to the upper side of the press slide by screws, and then the guide sleeve is installed on the connecting seat, and then the drill sleeve and the guide column are respectively assembled on the positioning plate, the drill sleeve is inserted into the installation hole and can be replaced according to the specifications of the balance cylinder, and then the positioning plate assembly is placed on the mounting surface of the balance cylinder on the top of the fuselage, so that the guide column fits and is inserted into the guide sleeve, and then the slider moves back and forth several times in the upper and lower dead point stroke cycle, and the positioning plate assembly is in a free alignment state; after the positioning plate is finally aligned, a screw hole is drilled on the top of the fuselage through the drill sleeve through the drill bit, and the balance cylinder is installed on the fuselage, and the device is removed. Compared with the prior art, the beneficial effect of the utility model is that multiple reciprocating movements ensure that the center of the positioning screw hole of the balance cylinder is consistent with the center of the connecting block of the slider body.

[0007] In order to facilitate the installation of the connecting seat on the slider, two connecting seats are provided, and the two connecting seats are symmetrically distributed on the top of the press slider, and the connecting seat is fixedly connected to the press slider by a plurality of screws.

[0008] In order to fix the guide column and the positioning plate, the positioning plate is arranged horizontally, the upper end of the guide column passes through the positioning plate and is provided with a circular positioning plate, the positioning plate is abutted against the upper surface of the positioning plate, and the positioning plate is fixed to the positioning plate by a plurality of hexagon socket screws.

[0009] In order to facilitate drilling holes in the fuselage, two groups of positioning components are provided, and the two groups of positioning components are symmetrically arranged on the positioning plate; each group of positioning components includes four drill sleeves in a rectangular shape, and the four drill sleeves are arranged corresponding to the balancing cylinders to be installed. According to different balancing cylinders, the drill sleeves can be replaced so that the inner holes of the drill sleeves match the mounting screws of the corresponding balancing cylinders.

[0010] As a preferred embodiment of the present invention, the positioning plate includes two left-right symmetrical square plate parts, a connecting part is provided between the two square plate parts, and two groups of positioning components are respectively arranged on the two square plate parts. BRIEF DESCRIPTION OF THE DRAWINGS

[0011] Figure 1 It is a structural schematic diagram of the utility model.

[0012] Figure 2 for Figure 1 A partial enlarged view of .

[0013] Figure 3 A top view of the positioning plate on top of the press fuselage.

[0014] Figure 4 A top view of the positioning plate.

[0015] Figure 5 This is the state diagram when the press slide is at the top dead center.

[0016] Figure 6 This is the state diagram when the press slide is at the bottom dead center.

[0017] Among them, 1 connecting seat, 2 guide sleeve, 3 press slide, 4 press body, 5 positioning plate, 5a square plate part, 5b connecting part, 6 guide column, 6a positioning plate, 7 drill sleeve, 7a flange edge, 8 mounting hole, 9 screw, 10 hexagon socket screw, 11 balancing cylinder mounting surface, 12 balancing cylinder. DETAILED DESCRIPTION

[0018] like Figure 1-4 As shown, a press balancer positioning screw hole processing device includes at least two connecting seats 1 installed on the press slide 3, and an upwardly extending guide sleeve 2 is fixed on the connecting seat 1. The guide sleeve 2 is perpendicular to the connecting seat 1, and a positioning plate 5 placed on the top of the press body 4 is arranged corresponding to each guide sleeve 2. A plurality of downwardly extending guide pillars 6 are fixedly connected to the positioning plate 5 corresponding to each guide sleeve 2, and the guide pillars 6 are inserted into the corresponding guide sleeves 2. At least two groups of positioning components are arranged on the positioning plate 5, and each group of positioning components includes a plurality of drill sleeves 7 distributed around the upper end of the corresponding guide pillar 6. The positioning plate 5 is provided with a plurality of mounting holes 8 for accommodating the insertion of the drill sleeves 7, and the upper end of the drill sleeve 7 is provided with a flange edge 7a abutting against the upper surface of the positioning plate 5.

[0019] In order to facilitate the installation of the connecting seat 1 on the slider, two connecting seats 1 are provided. The two connecting seats 1 are symmetrically distributed on the top of the press slider 3. The connecting seat 1 is fixedly connected to the press slider 3 by a plurality of screws 9.

[0020] In order to fix the guide column 6 to the positioning plate 5, the positioning plate 5 is arranged horizontally, the upper end of the guide column 6 passes through the positioning plate 5 and is provided with a circular positioning plate 6a, the positioning plate 6a is close to the upper surface of the positioning plate 5, and the positioning plate 6a is fixed to the positioning plate 5 by a plurality of hexagon socket screws 10.

[0021] In order to facilitate drilling holes in the fuselage, two groups of positioning components are provided, and the two groups of positioning components are symmetrically arranged on the positioning plate 5; each group of positioning components includes four drill sleeves 7 in a rectangular shape, and the four drill sleeves 7 are arranged corresponding to the balancing cylinders 12 to be installed. According to different balancing cylinders 12, the drill sleeves 7 can be replaced so that the inner holes of the drill sleeves 7 match the mounting screws of the corresponding balancing cylinders 12.

[0022] The positioning plate 5 comprises two bilaterally symmetrical square plate portions 5a, a connecting portion 5b is provided between the two square plate portions 5a, and two groups of positioning components are respectively arranged on the two square plate portions 5a.

[0023] like Figure 5 and 6As shown, the slide block of the press is respectively at the upper and lower dead center positions after the balancing cylinder 12 is installed; the top of the press body 4 is the balancing cylinder mounting surface 11; when the utility model is used, after the precision debugging of the press machine is completed, the connecting seat 1 is fixed to the upper side of the slide block 3 of the press by screws 9, and then the guide sleeve 2 is installed on the connecting seat 1, and then the drill sleeve 7 and the guide column 6 are respectively assembled on the positioning plate 5, the drill sleeve 7 is inserted into the mounting hole 8 and can be replaced according to the specifications of the balancing cylinder, and then the positioning plate 5 assembly is placed on the balancing cylinder mounting surface at the top of the fuselage, so that the guide column 6 is inserted into the guide sleeve 2, and then the slider moves back and forth several times in the upper and lower dead point travel cycle, and the positioning plate 5 assembly is in a free alignment state; after the positioning plate 5 is finally aligned, the drill bit is passed through the drill sleeve 7 to drill a screw hole on the top of the fuselage for mounting the balancing cylinder on the fuselage, and the device is removed. The utility model ensures that the center of the positioning screw hole of the balancing cylinder is consistent with the center of the connecting block of the slider body through multiple reciprocating movements.

[0024] The present utility model is not limited to the above-mentioned embodiments. On the basis of the technical solution disclosed in the present utility model, technicians in this field can make some substitutions and deformations to some technical features therein according to the disclosed technical content without creative labor, and these substitutions and deformations are all within the protection scope of the present utility model.

Claims

1. A press balancer positioning screw hole processing device, characterized in that: It includes at least two connecting seats installed on the slide of the press, and an upwardly extending guide sleeve is fixed on the connecting seat, the guide sleeve is perpendicular to the connecting seat, and a positioning plate placed on the top of the press body is arranged corresponding to each guide sleeve, and a plurality of downwardly extending guide pillars are fixedly connected to the positioning plate corresponding to each guide sleeve, and the guide pillars are inserted into the corresponding guide sleeves, and at least two groups of positioning components are arranged on the positioning plate, each group of positioning components includes a plurality of drill sleeves distributed around the upper end of the corresponding guide pillar, and a plurality of mounting holes for accommodating the insertion of the drill sleeves are opened on the positioning plate, and a flange edge is arranged on the upper end of the drill sleeve to abut against the upper surface of the positioning plate.

2. A press balancer positioning screw hole processing device according to claim 1, characterized in that: There are two connecting seats, which are symmetrically distributed on the top of the press slide block, and the connecting seats are fixedly connected to the press slide block through a plurality of screws.

3. A press balancer positioning screw hole processing device according to claim 1 or 2, characterized in that: The positioning plate is arranged horizontally, the upper end of the guide column passes through the positioning plate and is provided with a circular positioning plate, the positioning plate is abutted against the upper surface of the positioning plate, and the positioning plate is fixed to the positioning plate by a plurality of hexagon socket screws.

4. A press balancer positioning screw hole processing device according to claim 1 or 2, characterized in that: The positioning components are provided in two groups, and the two groups of positioning components are symmetrically arranged on the positioning plate; each group of positioning components includes four drill sleeves that form a rectangle, and the four drill sleeves are arranged corresponding to the balancing cylinders to be installed.

5. A press balancer positioning screw hole processing device according to claim 4, characterized in that: The positioning plate comprises two left-right symmetrical square plate parts, a connecting part is arranged between the two square plate parts, and two groups of positioning components are respectively arranged on the two square plate parts.

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