CN213380039U

CN213380039U - Lower hinge base compresses tightly frock

Info

Publication number: CN213380039U
Application number: CN202022181419.5U
Authority: CN
Inventors: 石晓平; 华莉; 赵有喜
Original assignee: Jiangsu Jianwei Protective Engineering Technology Co ltd
Current assignee: Jiangsu Jianwei Protective Engineering Technology Co ltd
Priority date: 2020-09-29
Filing date: 2020-09-29
Publication date: 2021-06-08
Anticipated expiration: 2030-09-29

Abstract

The utility model discloses a lower hinge base compresses tightly frock in people's air defense frock field, comprises a workbench, be provided with a plurality of hold-down mechanism on the workstation, hold-down mechanism supporting is provided with stop gear, hold-down mechanism is provided with a pair of anchor clamps, the unable adjustment base of anchor clamps sets up on the workstation, be provided with the mount on the unable adjustment base, the rear portion upper end both sides of mount are articulated with the rear end of a pair of pressing rod respectively, be provided with the pressure head between the front end of pressing rod, the both sides of the lower part front end of mount are articulated with the lower extreme of a pair of tension rod respectively, link with the upper end stationary phase of connecting rod between the upper portion of tension rod, the lower extreme of connecting rod sets up between the middle part of pressing rod and is articulated with pressing rod; can compress tightly fixedly between connecting block and the free bearing for both can not take place the skew in the welding process, improve welding precision and efficiency, the utility model discloses can be used for the welded fastening of hinge base down.

Description

Lower hinge base compresses tightly frock

Technical Field

The utility model relates to a compress tightly frock.

Background

The civil air defense door is a door of an entrance and an exit of civil protection engineering, and the classification of the civil air defense door is more distinct, and the civil air defense door comprises various civil air defense devices such as common single-leaf and double-leaf protective airtight doors and airtight doors, a movable door threshold single-leaf and double-leaf protective airtight doors and the like. Need use down the hinge base on the door frame of people's air defense door, and twist the base down and form for a hinge seat and two connecting blocks welding. In the prior art, a hinge base is usually placed on a workbench, a connecting block is placed at a corresponding position on the hinge base to move upwards, and after the connecting block is preliminarily fixed with the hinge base through multi-point welding, the joint between the connecting block and the hinge base is completely welded. Because welder can contact with connecting block and free bearing in welding process, make easily that the skew work piece welding is irregular takes place between connecting block and the free bearing, needs to do over again, and is troublesome.

SUMMERY OF THE UTILITY MODEL

The utility model aims at providing a lower hinge base compresses tightly frock can compress tightly fixedly between connecting block and the free bearing for both can not take place the skew in the welding process, improve welding precision and efficiency.

In order to achieve the purpose, the utility model provides a lower hinge base pressing tool, which comprises a workbench, wherein a plurality of pressing mechanisms are arranged on the workbench, the pressing mechanisms are matched with a limiting mechanism, the pressing mechanisms are provided with a pair of clamps, a fixed base of the clamps is arranged on the workbench, a fixed frame is arranged on the fixed base, both sides of the upper end of the rear part of the fixed frame are respectively hinged with the rear ends of a pair of pressing rods, a pressing head is arranged between the front ends of the pressing rods, both sides of the front end of the lower part of the fixed frame are respectively hinged with the lower ends of a pair of tension rods, the upper parts of the tension rods are fixedly connected with the upper ends of connecting rods, the lower ends of the connecting rods are arranged between the middle parts of the pressing rods and hinged with the pressing rods, the middle parts of the pressing rods are mutually attached, and the front ends of the, the bulge is positioned right above the middle part of the pressing rod.

Compared with the prior art, the utility model has the advantages that the free bearing is abutted against the front ends of the fixed bases of the pair of clamps, then the two connecting blocks are placed on the two sides of the free bearing, the pressure head is positioned right above the connecting blocks, the tension rod is pulled, the front end of the connecting rod between the tension rods is protruded to press the middle part of the pressing rod, so that the pressing rod receives downward pressure, the pressure head at the front end of the pressing rod can firmly press the connecting blocks on the free bearing, the joint of the connecting blocks and the free bearing is welded, the connecting blocks can not be relatively deviated from the free bearing in the welding process, after the welding is finished, the tension rod is reversely pushed, the protrusion of the connecting rod is separated from the middle part of the pressing rod, the pressing rod is further lifted, the pressure head is separated from the connecting blocks, the welded lower free bearing is taken out again, the next welding is carried out, the connecting blocks and the free bearing can be pressed and fixed, make both can not take place the skew in the welding process, improve welding precision and efficiency, the utility model discloses can be used for the welded fastening of hinge base down.

As a further improvement, stop gear includes spacing bottom plate and spacing curb plate, be provided with the spacing groove on the spacing bottom plate, spacing bottom plate is close to the front end setting of base, spacing curb plate setting is in hold-down mechanism's one side and set up perpendicularly with spacing bottom plate, can hug closely spacing curb plate towards spacing bottom plate with one side of free bearing at first like this and remove and contact with spacing bottom plate, the position of free bearing is confirmed this moment, insert the spacing inslot on the spacing bottom plate with the one end of connecting block again, relative position between connecting block and the free bearing has also been confirmed like this, rethread pulling tension bar makes the pressure head compress tightly the connecting block, weld again, can calibrate relative position between connecting block and the free bearing more fast accurately like this, make welding precision higher.

As a further improvement, all be provided with waist type groove on unable adjustment base, spacing bottom plate and the spacing curb plate, waist type groove and the bolt hole phase-match of seting up on the workstation can adjust the relative position between waist type groove and the bolt hole that corresponds like this for can obtain the adjustment at the certain extent of the position of hold-down mechanism and stop gear on the workstation, make hold-down mechanism and stop gear can carry out the adjustment of position according to the specification model of treating the welded work piece, make the frock can be applicable to the work piece of multiple specification model.

As a further improvement of the utility model, the front ends of the compression rods are connected through the arc-shaped piece, the pressure head comprises a compression bolt, the compression bolt is arranged between the front half parts of the compression rods, the upper end sleeve of the compression bolt is provided with an upper compression sheet, the lower end sleeve of the compression bolt is provided with a lower compression sheet, the compression bolt is fixedly compressed with the upper compression sheet through an upper nut, the compression bolt is fixedly compressed with the lower compression sheet through a lower nut, so that the upper nut can be screwed upwards and the lower nut can be screwed downwards, the upper compression sheet, the lower compression sheet and the compression rods are not in a compression state any more, the compression bolt can move back and forth between the compression rods, the compression bolt can adjust the position on the compression rods according to the actual length of the connecting blocks, the connecting blocks can be compressed on the hinged support better, and meanwhile, the front half parts of the compression rods form a closed state through the arc-shaped piece, the pressing bolt is prevented from being separated from the pressing rod when being moved.

As a further improvement, the top cover of tension bar is equipped with the handle, the front end of handle is provided with the finger groove, can promote the tension bar through making a round trip that the handle is more convenient like this to finger groove on the handle can be laminated with the finger better, make the hand hold the handle more comfortable convenient when having an effect.

Drawings

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

Fig. 2 is a top view of the present invention.

Fig. 3 is a schematic view of the main structure of the present invention.

The device comprises a workbench 1, a connecting block 2, a hinged support 3, a pressing mechanism 4, a limiting bottom plate 5, a limiting side plate 6, a waist-shaped groove 7, a bolt hole 8, a fixing base 9, a handle 10, a finger groove 11, a connecting rod 12, a pressing rod 13, a fixing frame 14, an upper nut 15, a lower nut 16, an upper pressing sheet 17, a lower pressing sheet 18, a pressing bolt 19, a bulge 20 and a tension rod 21.

Detailed Description

The present invention will be further explained with reference to the accompanying drawings:

as shown in fig. 1-3, a lower hinge base pressing tool includes a workbench 1, a plurality of pressing mechanisms 4 are disposed on the workbench 1, a limiting mechanism is disposed on the pressing mechanisms 4 in a matching manner, the pressing mechanisms 4 are provided with a pair of clamps, a fixing base 9 of the clamps is disposed on the workbench 1, a fixing frame 14 is disposed on the fixing base 9, two sides of the upper end of the rear portion of the fixing frame 14 are respectively hinged to the rear ends of a pair of pressing rods 13, a pressing head is disposed between the front ends of the pressing rods 13, two sides of the front end of the lower portion of the fixing frame 14 are respectively hinged to the lower ends of a pair of tension rods 21, the upper portions of the tension rods 21 are fixedly connected to the upper end of a connecting rod 12, the lower end of the connecting rod 12 is disposed between the middle portions of the pressing rods 13 and hinged to the pressing rods 13, the middle portions of the pressing rods 13 are mutually attached, the front end of the; the limiting mechanism comprises a limiting bottom plate 5 and a limiting side plate 6, a limiting groove is formed in the limiting bottom plate 5, the limiting bottom plate 5 is arranged close to the front end of the base, and the limiting side plate 6 is arranged on one side of the pressing mechanism 4 and is perpendicular to the limiting bottom plate 5; waist-shaped grooves 7 are formed in the fixed base 9, the limiting bottom plate 5 and the limiting side plates 6, and the waist-shaped grooves 7 are matched with bolt holes 8 formed in the workbench 1; the front ends of the pressing rods 13 are connected through arc-shaped pieces, the pressing head comprises pressing bolts 19, the pressing bolts 19 are arranged between the front half parts of the pressing rods 13, upper pressing pieces 17 are sleeved on the upper ends of the pressing bolts 19, lower pressing pieces 18 are sleeved on the lower ends of the pressing bolts 19, the pressing bolts 19 are pressed and fixed with the upper pressing pieces 17 through upper nuts 15, and the pressing bolts 19 are pressed and fixed with the lower pressing pieces 18 through lower nuts 16; the top of the tension rod 21 is sleeved with a handle 10, and the front end of the handle 10 is provided with a finger groove 11.

During working, the relative positions of the waist-shaped groove 7 and the corresponding bolt holes 8 are firstly adjusted, so that the positions of the pressing mechanism 4 and the limiting mechanism on the workbench 1 can be adjusted within a certain range, the pressing mechanism 4 and the limiting mechanism can adjust the positions according to the specification and the model of a workpiece to be welded so as to meet the requirement of batch welding of workpieces with the same specification, and then the limiting bottom plate 5, the limiting side plates 6 and the fixing base 9 are fixed with the workbench 1 through the matching of bolts and the bolt holes 8; then one side of the hinged support 3 to be welded is tightly attached to the limiting side plate 6 and moves towards the limiting bottom plate 5 along the limiting side plate 6 to finally contact with the limiting bottom plate 5, the position of the hinged support 3 is determined at the moment, the position between the limiting bottom plate 5 and the fixed bottom plate is adjusted at the moment, the handle 10 is pulled to enable the tension rod 21 to swing, the front section of the connecting rod 12 is enabled to be convexly separated from the middle part of the pressing rod 13, the pressing rod 13 can be upwards lifted, one end of the connecting block 2 to be welded can be inserted into a limiting groove on the limiting bottom plate 5, the relative position between the connecting block 2 and the hinged support 3 is determined, the pressing rod 13 is swung towards the connecting block 2 at the moment, the pressing bolt 19 is enabled to be contacted with the connecting block 2, the pressing bolt 19 can move between the front half parts of the pressing rod 13 by adjusting the tightness of the upper nut 15 and the lower nut 16, and the lower end of the pressing bolt, so that the pressing bolt 19 can be aligned with the middle part of the connecting block 2 and the pressing bolt 19 can be vertically pressed on the connecting block 2, the upper nut 15 and the lower nut 16 are screwed, the handle 10 is pulled, the tension rod 21 drives the connecting rod 12 to swing, the front end bulge 20 of the connecting rod 12 is finally pressed on the middle part of the pressing rod 13, the pressing rod 13 enables the pressing head to be positioned right above the connecting block 2, the tension rod 21 is pulled, the front end bulge 20 of the connecting rod 12 between the tension rods 21 presses the middle part of the pressing rod 13, the pressing rod 13 is stressed by downward pressure, the pressing bolt 19 is driven to press the middle part of the connecting block 2, the connecting block 2 is pressed on the hinged support 3, at the moment, the connecting part of the connecting block 2 and the hinged support 3 is welded, the connecting block 2 cannot relatively deviate from the hinged support 3 in the welding process, and after the welding, the tension rod 21 is reversely pushed, the bulge 20 of the connecting rod 12 is separated from the middle of the pressing rod 13, so that the pressing rod 13 is lifted, the pressing bolt 19 is separated from the connecting block 2, and the welded lower hinge base is taken out for next welding.

The present invention is not limited to the above embodiments, and based on the technical solutions of the present disclosure, those skilled in the art can make some substitutions and transformations to some technical features without creative labor according to the disclosed technical contents, and these substitutions and transformations are all within the protection scope of the present invention.

Claims

1. The utility model provides a lower hinge base compresses tightly frock, includes the workstation, its characterized in that: the utility model discloses a clamping device for a press, including workstation, clamping mechanism, clamping rod, fixed base, mount, pressure head, connecting rod, be provided with a plurality of hold-down mechanism on the workstation, the supporting stop gear that is provided with of clamping mechanism, clamping mechanism is provided with a pair of anchor clamps, the unable adjustment base setting of anchor clamps is on the workstation, the last mount that is provided with of unable adjustment base, the rear portion upper end both sides of mount are articulated with the rear end of a pair of compression rod respectively, be provided with the pressure head between the front end of compression rod, the both sides of the lower part front end of mount are articulated with the lower extreme of a pair of tension rod respectively, link to each other with the upper end stationary phase of connecting rod between the upper portion of tension rod, the lower extreme setting of connecting rod is between the middle part of compression rod and.

2. The lower hinge base pressing tool according to claim 1, characterized in that: the limiting mechanism comprises a limiting bottom plate and a limiting side plate, a limiting groove is formed in the limiting bottom plate, the limiting bottom plate is close to the front end of the base, and the limiting side plate is arranged on one side of the pressing mechanism and perpendicular to the limiting bottom plate.

3. The lower hinge base pressing tool according to claim 2, characterized in that: all be provided with waist type groove on unable adjustment base, spacing bottom plate and the spacing curb plate, waist type groove and the bolt hole phase-match of seting up on the workstation.

4. The lower hinge base pressing tool according to claim 3, characterized in that: link to each other through the arc between the front end of compression bar, the pressure head includes clamp bolt, clamp bolt sets up between the first half of compression bar, clamp bolt's last pot head is equipped with the compact heap, clamp bolt's lower pot head is equipped with down the compact heap, clamp bolt compresses tightly fixedly through last nut and last compact heap, clamp bolt compresses tightly fixedly through lower nut and lower compact heap.

5. The lower hinge base pressing tool according to claim 4, characterized in that: the top cover of pull rod is equipped with the handle, the front end of handle is provided with indicates the groove.