CN213080777U

CN213080777U - Positioning fixture for flange machining

Info

Publication number: CN213080777U
Application number: CN202022014989.5U
Authority: CN
Inventors: 张锦
Original assignee: Jinhu Jinbo Machinery Co ltd
Current assignee: Jinhu Jinbo Machinery Co ltd
Priority date: 2020-09-15
Filing date: 2020-09-15
Publication date: 2021-04-30
Anticipated expiration: 2030-09-15

Abstract

The utility model discloses a positioning fixture for flange processing, which comprises a base, a fixed plate, a connecting plate and a clamping unit; base: the upper surface of the base is provided with two fixed brackets, the upper ends of the fixed brackets are provided with a fixed plate and a connecting plate, and the upper surface of the base is provided with a clamping unit, a sliding unit and a positioning unit; a clamping unit: contain handle, lead screw, spliced pole, punch holder, lower plate, lug, fixed block and lower plate support, the inside fixed mounting of fixed plate has the spliced pole, spliced pole and lead screw threaded connection, the upper end fixedly connected with carousel of lead screw, install the handle around the carousel respectively. The positioning fixture for flange machining is high in structural reliability, the positioning unit can be fixed to achieve a better clamping effect on the clamping unit, the anti-skid grains can prevent the flange from being transmitted during machining, and waste materials generated after machining are treated to a certain degree.

Description

Positioning fixture for flange machining

Technical Field

The utility model relates to a flange processing technology field specifically is a positioning fixture is used in flange processing.

Background

A Flange (Flange), also known as a Flange collar or Flange. The flange is a part for connecting pipes and is used for connecting pipe ends; there are also flanges on the inlet and outlet of the equipment for the connection between two pieces of equipment, such as reducer flanges. The flange connection or flange joint is a detachable connection which is formed by connecting a flange, a gasket and a bolt with each other to form a group of combined sealing structures. At present, in the processing process of a large flange, different positions of the flange need to be punched.

Wherein a positioner is used in flange processing that prior art application number 201620627583.5 provided, including the base and set up the fixed plate on the base, its characterized in that: still included two locating pieces, two brake pads, harness cord screw rod and motor, locating piece horizontal slip set up in the fixed plate front side, the locating piece dorsal part passes the fixed plate and is connected fixedly with the brake pad that corresponds, harness cord screw rod and motor setting at the fixed plate dorsal part, the harness cord screw rod both ends are passed through bearing and are rotated the setting and the arbitrary one end of harness cord screw rod and still are connected with the motor, the harness cord screw rod still pass two brake pad settings and harness cord screw rod respectively with two brake pad threaded connection.

Its structural reliability is low, does not carry out certain degree of consideration to prepositioning the device, handles the waste material that produces after the processing, can't satisfy people's demand, has produced inconvenience to people's work.

SUMMERY OF THE UTILITY MODEL

The to-be-solved technical problem of the utility model is to overcome current defect, provide a positioning fixture is used in flange processing, structural reliability is high, can utilize positioning unit's fixed have better tight effect of clamp to the clamp unit, and the antiskid line can prevent that the flange from adding man-hour from passing to the waste material that produces after processing has carried out the processing of certain degree, can effectively solve the problem in the background art.

In order to achieve the above object, the utility model provides a following technical scheme: a positioning clamp for flange machining comprises a base, a fixing plate, a connecting plate and a clamping unit;

base: the upper surface of the base is provided with two fixed brackets, the upper ends of the fixed brackets are provided with a fixed plate and a connecting plate, and the upper surface of the base is provided with a clamping unit, a sliding unit and a positioning unit;

a clamping unit: contain handle, lead screw, spliced pole, punch holder, lower plate, lug, fixed block and lower plate support, the inside fixed mounting of fixed plate has the spliced pole, spliced pole and lead screw threaded connection, the upper end fixedly connected with carousel of lead screw, install the handle around the carousel respectively, the lower extreme of lead screw passes through the bearing and rotates the connection on the connecting plate, the punch holder passes through the square and is connected with the lower surface buckle of connecting plate, the upper surface at the base is fixed through the lower plate support respectively in the both sides of lower plate, the bottom fixed mounting of lower plate has the lug, set up flutedly on the fixed block, the lug fixed mounting of lower plate is on the fixed block.

Further, the positioning unit comprises a shaft sleeve, a fixed shaft and a special-shaped support, the special-shaped support is installed on the rear side of the upper surface of the base, the fixed shaft is fixedly installed at the upper end of the special-shaped support, and the shaft sleeve is detachably installed at the end portion of the fixed shaft. The flange is placed on the fixed shaft, the end part is fixed by the shaft sleeve, and finally the flange is fixed on the clamping unit.

Further, the sliding unit contains cleaning box, slider and spout, the square groove has been seted up on the base, the spout has been seted up to the both sides of square groove, cleaning box's both sides fixed mounting has the slider, slider and spout sliding connection, cleaning box slidable mounting is at the upper surface of square groove, cleaning box upper end is rotated through the hinge and is installed the swash plate. The waste materials generated during flange processing are collected by the cleaning box, the inclined plate is more favorable for collection, and the material conveying work of the cleaning box is controlled by sliding on the square groove.

Further, still include first bolt and second bolt, the both sides of punch holder are respectively through second bolt and connecting plate fixed connection, the side fixed mounting of fixed block has two first bolts. Can be more stable the fixing on the fixed block with the lower plate through first bolt, can be with the installation on the connecting plate that the punch holder is more stable through the second bolt.

Further, the anti-skidding clamp comprises anti-skidding lines, arc-shaped grooves are formed in the surfaces of the upper clamp plate and the lower clamp plate, and the anti-skidding lines are arranged in the arc-shaped grooves. The friction resistance can be increased through the anti-slip lines, and the stability of the flange is controlled when the flange is machined.

Compared with the prior art, the beneficial effects of the utility model are that: this positioning fixture is used in flange processing has following benefit:

1. this positioning fixture for flange processing has positioning unit and slip unit, and positioning unit can be with the more stable fixing of flange on clamping unit, and the slip unit can be given the waste material that produces during processing and transport away.

2. This positioning fixture is used in flange processing has anti-skidding line, can increase frictional resistance through anti-skidding line, can improve the ground stability of flange itself when processing the flange.

3. The positioning fixture for flange machining is high in structural reliability, the positioning unit can be fixed to achieve a better clamping effect on the clamping unit, the anti-skid grains can prevent the flange from being transmitted during machining, and waste materials generated after machining are treated to a certain degree.

Drawings

FIG. 1 is a schematic structural view of the present invention;

fig. 2 is a schematic diagram of the structure of the positioning unit of the present invention.

In the figure: the anti-skid device comprises a base 1, a clamping unit 2, a handle 21, a lead screw 22, a connecting column 23, an upper clamping plate 24, a lower clamping plate 25, a convex block 26, a fixed block 27, a first bolt 28, a lower clamping plate bracket 29, a sliding unit 3, a cleaning box 31, a sliding block 32, a sliding chute 33, a positioning unit 4, a shaft sleeve 41, a fixed shaft 42, a special-shaped bracket 43, a fixed plate 5, a connecting plate 6, a fixed bracket 7, anti-skid threads 8 and a second bolt 9.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, 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.

Referring to fig. 1-2, the present invention provides a technical solution: a positioning clamp for flange machining comprises a base 1, a fixing plate 5, a connecting plate 6 and a clamping unit 2;

base 1: the upper surface of the base is provided with two fixed brackets 7, the upper ends of the fixed brackets 7 are provided with a fixed plate 5 and a connecting plate 6, and the upper surface of the base 1 is provided with a clamping unit 2, a sliding unit 3 and a positioning unit 4; the positioning unit 4 comprises a shaft sleeve 41, a fixed shaft 42 and a special-shaped bracket 43, wherein the special-shaped bracket 43 is installed at the rear side of the upper surface of the base 1, the fixed shaft 42 is fixedly installed at the upper end of the special-shaped bracket 43, and the shaft sleeve 41 is detachably installed at the end part of the fixed shaft 42. The flange is finally fixed to the clamping unit 2 by placing it on the fixed shaft 42, fixing the end again with the sleeve 41. The sliding unit 3 comprises a cleaning box 31, a sliding block 32 and a sliding groove 33, a square groove is formed in the base 1, the sliding grooves 33 are formed in two sides of the square groove, the sliding block 32 is fixedly mounted on two sides of the cleaning box 31, the sliding block 32 is connected with the sliding groove 33 in a sliding mode, the cleaning box 31 is mounted on the upper surface of the square groove in a sliding mode, and an inclined plate is rotatably mounted at the upper end of the cleaning box 31 through a hinge. Through utilizing the cleaning box 31 to collect the waste material of processing to the flange, the swash plate is more favorable to collecting, utilizes to slide on the square groove to control the fortune material work of cleaning box 31.

The clamping unit 2: contain handle 21, lead screw 22, spliced pole 23, the punch holder 24, lower plate 25, lug 26, fixed block 27 and lower plate support 29, the inside fixed mounting of fixed plate 5 has spliced pole 23, spliced pole 23 and lead screw 22 threaded connection, lead screw 22's upper end fixedly connected with carousel, install handle 21 around the carousel respectively, lead screw 22's lower extreme passes through the bearing and rotates the connection on connecting plate 6, punch holder 24 passes through the square and is connected with the lower surface buckle of connecting plate 6, the upper surface at base 1 is fixed respectively through lower plate support 29 in the both sides of lower plate 25, the bottom fixed mounting of lower plate 25 has lug 26, set up flutedly on the fixed block 27, lug 26 fixed mounting of lower plate 25 is on fixed block 27. The handle 21 is rotated to drive the screw rod 22 to rotate on the connecting column, the screw rod 22 rotates to drive the connecting plate 6 to move up and down, the connecting plate 6 moves up and down to drive the upper clamping plate 24 to move up and down, the lower clamping plate 25 is fixed on the fixing block through the lug 26 and the first bolt 28, and the flange is clamped through the matching of the upper clamping plate 24 and the lower clamping plate 25. The clamping device further comprises a first bolt 28 and a second bolt 9, two sides of the upper clamping plate 24 are fixedly connected with the connecting plate 6 through the second bolts 9 respectively, and two first bolts 28 are fixedly mounted on the side face of the fixing block 27. The lower clamping plate 25 can be fixed on the fixing block 27 more stably through the first bolt 28, and the upper clamping plate 24 can be mounted on the connecting plate 6 more stably through the second bolt 9. The anti-skid clamp further comprises anti-skid grains 8, arc-shaped grooves are formed in the surfaces of the upper clamp plate 24 and the lower clamp plate 25, and the anti-skid grains 8 are arranged in the arc-shaped grooves. The friction resistance can be increased through the anti-slip threads 8, and the stability of the flange is controlled when the flange is machined.

When in use: the flange is finally fixed to the clamping unit 2 by placing it on the fixed shaft 42, fixing the end again with the sleeve 41. The handle 21 is rotated to drive the screw rod 22 to rotate on the connecting column, the screw rod 22 rotates to drive the connecting plate 6 to move up and down, the connecting plate 6 moves up and down to drive the upper clamping plate 24 to move up and down, the lower clamping plate 25 is fixed on the fixing block through the lug 26 and the first bolt 28, and the flange is clamped through the matching of the upper clamping plate 24 and the lower clamping plate 25. Through utilizing the cleaning box 31 to collect the waste material of processing to the flange, the swash plate is more favorable to collecting, utilizes to slide on the square groove to control the fortune material work of cleaning box 31. The lower clamping plate 25 can be fixed on the fixing block 27 more stably through the first bolt 28, and the upper clamping plate 24 can be mounted on the connecting plate 6 more stably through the second bolt 9. The friction resistance can be increased through the anti-slip threads 8, and the stability of the flange is controlled when the flange is machined.

It should be noted that, in the present embodiment, the connecting column 23 and the screw rod 22 can be freely configured according to the actual application scenario, and the shape of the anti-slip pattern 8 is a T-shaped pattern.

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. The utility model provides a positioning fixture for flange processing which characterized in that: comprises a base (1), a fixing plate (5), a connecting plate (6) and a clamping unit (2);

base (1): the upper surface of the base is provided with two fixed brackets (7), the upper ends of the fixed brackets (7) are provided with a fixed plate (5) and a connecting plate (6), and the upper surface of the base (1) is provided with a clamping unit (2), a sliding unit (3) and a positioning unit (4);

clamping unit (2): contains handle (21), lead screw (22), spliced pole (23), punch holder (24), lower plate (25), lug (26), fixed block (27) and lower plate support (29), the inside fixed mounting of fixed plate (5) has spliced pole (23), spliced pole (23) and lead screw (22) threaded connection, the upper end fixedly connected with carousel of lead screw (22), install handle (21) around the carousel respectively, the lower extreme of lead screw (22) passes through the bearing and rotates to be connected on connecting plate (6), punch holder (24) are connected through the lower surface buckle of square and connecting plate (6), the upper surface at base (1) is fixed through lower plate support (29) respectively to the both sides of lower plate (25), the bottom fixed mounting of lower plate (25) has lug (26), set up flutedly on fixed block (27), and the convex block (26) of the lower clamping plate (25) is fixedly arranged on the fixing block (27).

2. The positioning jig for flange processing according to claim 1, characterized in that: the positioning unit (4) comprises a shaft sleeve (41), a fixed shaft (42) and a special-shaped support (43), the special-shaped support (43) is installed on the rear side of the upper surface of the base (1), the fixed shaft (42) is fixedly installed at the upper end of the special-shaped support (43), and the shaft sleeve (41) is detachably installed at the end portion of the fixed shaft (42).

3. The positioning jig for flange processing according to claim 1, characterized in that: slip unit (3) contain clearance case (31), slider (32) and spout (33), the square groove has been seted up on base (1), spout (33) have been seted up to the both sides in square groove, the both sides fixed mounting of clearance case (31) has slider (32), slider (32) and spout (33) sliding connection, clearance case (31) slidable mounting is at the upper surface in square groove, clearance case (31) upper end is rotated through the hinge and is installed the swash plate.

4. The positioning jig for flange processing according to claim 1, characterized in that: still include first bolt (28) and second bolt (9), the both sides of punch holder (24) are respectively through second bolt (9) and connecting plate (6) fixed connection, the side fixed mounting of fixed block (27) has two first bolt (28).

5. The positioning jig for flange processing according to claim 1, characterized in that: the anti-skid clamp is characterized by further comprising anti-skid grains (8), arc-shaped grooves are formed in the surfaces of the upper clamp plate (24) and the lower clamp plate (25), and the anti-skid grains (8) are arranged in the arc-shaped grooves.