CN218081166U

CN218081166U - Novel manual upset locating pin and clamping mechanism

Info

Publication number: CN218081166U
Application number: CN202221877426.1U
Authority: CN
Inventors: 杨有进
Original assignee: Liuzhou Xinbang Intelligent Technology Co ltd
Current assignee: Liuzhou Xinbang Intelligent Technology Co ltd
Priority date: 2022-07-19
Filing date: 2022-07-19
Publication date: 2022-12-20
Anticipated expiration: 2032-07-19

Abstract

The utility model provides a novel manual upset locating pin and clamping mechanism, including pressing the arm, a support, the locating pin seat, the movable locating pin, be connected with the mounting panel on the support, press arm one end fixedly connected with rotor plate, mounting panel upper end one side is provided with the rotation axis, the rotor plate is connected with the rotation axis, it is connected with the active grab to press arm one side, pressure arm front end downside is connected with the connecting block, the locating pin seat is connected at the connecting block front end through the transition piece, be equipped with the locating pin hole on the locating pin seat, locating pin hole upside is equipped with two screens of arranging from top to bottom and can the locating movable locating pin, the locating of movable locating pin is in the locating pin hole, the movable locating pin can make the locating of movable locating pin fix a position in arbitrary screens by manual stirring of accessible. Adopt the utility model discloses can reduce the location and the tight time of clamp of part, improve work efficiency, guarantee that the part location presss from both sides tightly targets in place, guarantees welding quality's stability to can realize standardized design in batches and make, reduce development cost.

Description

Novel manual upset locating pin and clamping mechanism

Technical Field

The utility model relates to a location clamping mechanism in the machining field, in particular to novel manual upset locating pin and clamping mechanism.

Background

The positioning and clamping mechanism is a common mechanism of a welding clamp, a fixed positioning pin is often adopted to position a part when the part is positioned by the welding clamp, the fixed positioning pin is connected to the pressure arm, and the part can be positioned by fixing the positioning pin after the pressure arm is pressed tightly. However, the existing positioning and clamping mechanism adopts a tightening screw to lock the pressure arm, so that the production efficiency is low; the adoption of screw locking also has the risk that the screw is not locked in place, causing positioning errors. In addition, the existing positioning and clamping mechanism adopts a fixed positioning pin, when the positioning of the welding fixture can be ensured only by ensuring that the rotation axis of the pressure arm and the hole plane of the part positioning hole are on the same plane during design, the positioning pin can be inserted into and pulled out of the part positioning hole, the design difficulty is high, and design errors are easy to occur.

Disclosure of Invention

The utility model aims at the defect that above-mentioned prior art exists, provide a novel manual upset locating pin and clamping mechanism, can reduce the location and the clamping time of part, improve work efficiency, guarantee that the part location presss from both sides tightly targets in place, guarantee welding quality's stability to can realize standardized design in batches and make, reduce development cost.

The utility model discloses a realize that the technical scheme that above-mentioned purpose adopted is: the utility model provides a novel manual upset locating pin and clamping mechanism, is including pressing arm, support, locating pin seat, locating pin, the locating pin is the movable locating pin, be connected with the mounting panel on the support, pressing arm one end fixedly connected with rotor plate, the mounting panel leans on upper end one side to be provided with the rotation axis, the rotor plate is connected with the rotation axis and can together rotate along with the rotation axis, presses arm one side to be connected with the nipper that can the rapid grip pressed the arm tightly, presses arm front end downside to be connected with the connecting block, the locating pin seat is connected at the connecting block front end through the transition piece, is equipped with the locating pin hole on the locating pin seat, locating pin hole upside is equipped with two screens of arranging and can fixing a position the movable locating pin from top to bottom, the movable locating pin location is fixed a position in the locating pin hole, the movable locating pin can be made in arbitrary screens to manual stirring of accessible.

The utility model discloses a further technical scheme is: the surface of the mounting plate is connected with a buckle which can be buckled with the quick clamp.

The utility model discloses a further technical scheme is: the rotary shaft both ends are outstanding mounting panel surface respectively, and the rotor plate includes that two are relative to be set up at the rotor plate, and two rotor plate upper ends are fixed connection respectively and are being pressed arm rear end both sides surface, and two rotor plate bottoms are connected with outstanding mounting panel both sides surface rotation axis respectively.

The utility model discloses a further technical scheme is: and a rotation range limiting pin capable of preventing the rotation plate from rotating outwards in a transition way is connected to the surface of the mounting plate on the lower side of the rotation shaft.

The utility model discloses a further technical scheme is: the upper end face of the mounting plate, which is far away from one end of the rotating shaft, is connected with a lower limiting block, and the bottom surface of the pressure arm is provided with an upper limiting block which is matched with the lower limiting block at a position corresponding to the lower limiting block.

The utility model discloses a further technical scheme is: the whole lower limiting block is in a convex shape, the whole upper limiting block is in an inverted concave shape, and when the quick clamp fastens the pressing arm, the upper limiting block is tightly buckled on the lower limiting block.

The utility model discloses a further technical scheme is: the screens of locating pin hole upside are respectively by the inside sunken step face that runs through the locating pin hole of locating pin seat outer wall, and the screens outer wall that is located the upside is equipped with and link up logical groove, and movable positioning pin upper end one side is connected with the driving lever perpendicularly, and the driving lever can be stirred movable positioning pin in two screens from top to bottom through leading to the groove.

The utility model relates to a novel manual upset locating pin and clamping mechanism has following beneficial effect: through the quick-witted tight pressure arm of quick clamp, and then can the quick clamp tight movable locating pin, the effective positioning part of movable locating pin reduces manual welding jig when welding production auto parts's location and clamping time, improves work efficiency, can guarantee simultaneously that every auto parts can both the tight target in place of locating clip, guarantees welding quality's stability, uses the utility model discloses after the structure, only need change corresponding movable locating pin to the different parts that compress tightly, the commonality is strong, can realize standardized design and manufacturing in batches, reduces car welding jig development cost.

The following describes a novel manual turnover positioning pin and clamping mechanism according to the present invention with reference to the accompanying drawings and embodiments.

Drawings

Fig. 1 is a schematic perspective view of a novel manual turnover positioning pin and clamping mechanism of the present invention;

FIG. 2 is a front view of the novel manual inversion locating pin and clamping mechanism of FIG. 1;

FIG. 3 is a side view of the novel manually reversible locating pin and clamping mechanism of FIG. 1;

FIG. 4 is a top plan view of the novel manual inversion locating pin and clamping mechanism of FIG. 1;

FIG. 5 is a schematic structural view of a removable locating pin;

FIG. 6 is a schematic view of the mechanism opening state of the novel manual inversion positioning pin and clamping mechanism shown in FIG. 1;

the reference numbers illustrate: 1-support, 2-mounting plate, 3-rotation range limiting pin, 4-rotation shaft, 5-rotation plate, 6-quick clamp, 7-connection block, 8-transition block, 9-positioning pin seat, 10-position clamping, 11-movable positioning pin, 12-pressure arm, 13-upper limiting block, 14-lower limiting block, 15-buckle, 16-deflector rod, 17-movable positioning pin bushing and 18-through groove.

Detailed Description

As shown in fig. 1 to 5, the utility model relates to a novel manual upset locating pin and clamping mechanism, including pressing arm, support, locating pin seat, locating pin.

Wherein the support is connected with a mounting plate, one side of the mounting plate close to the upper end is provided with a round hole, a rotating shaft is connected in the round hole, the rotating shaft is fixedly connected in the mounting plate, two ends of the rotating shaft respectively protrude out of the surfaces of two ends of the mounting plate, and the rotating shaft and the round hole of the mounting plate form a rotating and moving mechanism. One end of the pressure arm is fixedly connected with a rotating plate, and the rotating plate is connected with the rotating shaft and can rotate along with the rotating shaft. In this embodiment, the rotor plate includes that two relative settings are at the rotor plate, and two rotor plate upper ends difference fixed connection are at pressure arm rear end both sides surface, and two rotor plate bottoms respectively with outstanding mounting panel both sides surface swivelling axis connection, rotor plate and pressure arm fixed connection form a pressure arm assembly that can the rotation activity. A rotation range limiting pin for preventing the rotation plate from excessively rotating outward is connected to the surface of the mounting plate at the lower side of the rotation shaft, and the rotation plate abuts against the rotation range limiting pin after rotating outward by an angle, as shown in fig. 6. The pressing arm is connected with one side of a quick clamp capable of quickly clamping the pressing arm, the surface of the mounting plate is connected with a buckle capable of being buckled with the quick clamp, two states of clamping and loosening of the quick clamp are indicated in the drawing, the buckling of the upwards-overturning bottom on the buckle is a clamping state, and the downwards-overturning bottom is separated from the buckle and is a loosening state. The upper end face of one end, far away from the rotating shaft, of the mounting plate is connected with a lower limiting block, and the bottom face of the pressure arm is provided with an upper limiting block which is matched with the lower limiting block at a position corresponding to the lower limiting block. The whole lower limiting block is in a convex shape, the whole upper limiting block is in an inverted concave shape, when the pressing arm is fastened by the quick clamp, the upper limiting block is tightly buckled on the lower limiting block, and the upper limiting block and the lower limiting block are tightly matched to prevent the pressing arm from slightly swinging.

The pressure arm front end downside is connected with the connecting block, and the locating pin seat is connected at the connecting block front end through the transition piece, and the not shown connecting bolt who presses between arm and connecting block and the transition piece in the figure all passes through bolted connection between arm and connecting block and the transition piece during the assembly to by nut locking. The positioning pin seat is provided with a positioning pin hole, and the upper side of the positioning pin hole is provided with two clamping positions which are vertically arranged and can position the movable positioning pin. The positioning pin is a movable positioning pin which is positioned in a movable pin bushing in the positioning pin hole, and the movable positioning pin can be positioned in any clamping position by manually shifting the movable positioning pin. The outer wall of the positioning pin seat on the upper side of the positioning pin hole is inwards sunken and partially penetrates through the step surface of the positioning pin hole, and a through groove is formed in the outer wall of the clamping position on the upper side. One side of the upper end of the movable positioning pin is vertically connected with a shifting lever, the movable positioning pin and the shifting lever form a threaded connecting piece, the threaded connecting piece can move in the movable pin bushing, the shifting lever can shift the movable positioning pin in the upper clamping position and the lower clamping position through the through groove, and the upper clamping position and the lower clamping position are limited corresponding to the inserting position and the extracting position of the movable pin respectively.

During operation, the pressing arm assembly is rotated around the rotating shaft manually, the upper limiting block groove is clamped into the protruding part of the lower limiting block, the pressing arm assembly is positioned at the position, the quick clamp is pulled up manually, the bottom of the quick clamp is buckled on the buckle, the pressing arm assembly is fastened quickly in a limiting mode, the movable positioning pin is moved from the pin pulling-out position to the pin inserting position manually, the movable positioning pin is inserted into the positioning hole of a part for positioning, the end face of the positioning pin seat has a part clamping function, and therefore the positioning and clamping functions of an automobile part on a welding fixture are achieved. After welding is completed, the movable positioning pin is manually moved from the pin inserting position to the pin pulling position, the quick clamp is turned downwards to enable the bottom of the quick clamp to be separated from the buckle to be in a loosening state, the pressing arm assembly is turned backwards, and a workpiece which is welded can be taken out as shown in fig. 6.

The above embodiments are only preferred embodiments of the present invention, the structure of the present invention is not limited to the forms illustrated in the above embodiments, and any modifications, equivalent substitutions and the like made within the spirit and principle of the present invention should be included within the scope of the present invention.

Claims

1. The utility model provides a novel manual upset locating pin and clamping mechanism, includes pressure arm (12), support (1), locating pin seat (9), locating pin, its characterized in that, the locating pin is movable locating pin (11), be connected with mounting panel (2) on support (1), pressure arm (12) one end fixedly connected with rotor plate (5), mounting panel (2) lean on upper end one side to be provided with rotation axis (4), rotor plate (5) are connected with rotation axis (4) and can be together rotatory along with rotation axis (4), pressure arm (12) one side is connected with rapid grip (6) that can press from both sides tight pressure arm (12) fast, pressure arm (12) front end downside is connected with connecting block (7), locating pin seat (9) are connected at connecting block (7) front end through transition piece (8), be equipped with the locating pin hole on locating pin seat (9), locating pin hole upside is equipped with screens (10) that two arrange from top to bottom and can fix a position movable locating pin (11), movable locating pin (11) location is fixed a position in locating pin hole, and movable locating pin (11) can be made in arbitrary screens (10) are stirred in the manual to the accessible.

2. A novel hand-operated turnover positioning pin and clamping mechanism as claimed in claim 1, characterized in that the surface of said mounting plate (2) is connected with a buckle (15) which can be mutually buckled with the quick clamp (6).

3. A novel manual turnover positioning pin and clamping mechanism as claimed in claim 1, wherein both ends of the rotating shaft (4) respectively protrude from the surface of the mounting plate (2), the rotating plate (5) comprises two oppositely arranged rotating plates (5), the upper ends of the two rotating plates (5) are respectively and fixedly connected to the two side surfaces of the rear end of the pressing arm (12), and the bottom ends of the two rotating plates (5) are respectively connected with the rotating shaft (4) protruding from the two side surfaces of the mounting plate (2).

4. A new type of hand-operated roll-over locating pin and clamping mechanism as claimed in claim 3, characterized in that the surface of the mounting plate (2) under the rotating shaft (4) is connected with a rotation range limiting pin (3) which can prevent the rotating plate (5) from rotating outward excessively.

5. A novel manual turnover positioning pin and clamping mechanism as claimed in claim 1, characterized in that the upper end face of one end of the mounting plate (2) far away from the rotating shaft (4) is connected with a lower limiting block (14), and the bottom face of the pressure arm (12) is provided with an upper limiting block (13) which can be matched with the lower limiting block (14) at a position corresponding to the lower limiting block (14).

6. A novel manual turnover positioning pin and clamping mechanism as claimed in claim 5, wherein the lower limiting block (14) is integrally in a shape like a Chinese character 'tu', the upper limiting block (13) is integrally in a shape like a Chinese character 'tu', and when the quick clamp (6) is fastened on the pressing arm (12), the upper limiting block (13) is tightly fastened on the lower limiting block (14).

7. A novel manual turnover positioning pin and clamping mechanism as claimed in claim 1, wherein the blocking positions (10) on the upper side of the positioning pin hole are respectively stepped surfaces which are recessed inwards from the outer wall of the positioning pin seat (9) and partially penetrate through the positioning pin hole, the outer wall of the blocking position (10) on the upper side is provided with a through groove (18), one side of the upper end of the movable positioning pin (11) is vertically connected with a shifting lever (16), and the shifting lever (16) can shift the movable positioning pin (11) in the upper blocking position and the lower blocking position (10) through the through groove (18).