Projection welding clamp for oil sprayer seat of high-pressure fuel pipe

Abstract

The utility model relates to the technical field of oil sprayer seat machining, in particular to a high-pressure fuel pipe oil sprayer seat projection welding clamp which comprises a base, a side plate is fixedly connected to the base, a top plate is fixedly connected to the upper end of the side plate, a projection welding mechanism is fixedly installed at the lower end of the top plate, and an installation plate is fixedly connected to the base. A clamping assembly is mounted on the mounting plate; a fixing assembly used for conducting control processing on the clamp is installed on the installation plate. An original part can be placed on the pressing plate by installing the clamping assembly, the pressing plate moves to trigger the clamping assembly to automatically clamp and fix the original part, meanwhile, the clamping plates are installed on the four clamps, the original part clamping stability of the clamps can be further improved, meanwhile, the telescopic rod can be adjusted according to the size of the original part, and the original part can be conveniently clamped. And the clamping length of the clamping assembly can be adjusted and controlled, so that application of original parts with different sizes is facilitated.

Description

TECHNICAL FIELD

[0001] The utility model relates to fuel injector seat machining technical field especially relates to a high pressure fuel pipe fuel injector seat projection welding fixture. BACKGROUND

[0002] ‌Projection welding fixture is a special fixture for projection welding process, mainly used for positioning and fixing parts during projection welding. Projection welding is a high-efficiency welding method, which can replace arc welding, brazing and bite connection methods by simultaneous multi-point welding. Projection welding fixture plays a crucial role in the projection welding process, ensuring the stability and accuracy of the welding process. The existing projection welding fixture needs manual fixing when clamping the original part, and cannot realize automatic fixing and clamping. At the same time, the existing projection welding fixture cannot control the fixture according to the size of the original part, resulting in limited processing. UTILITY MODEL CONTENTS

[0003] The utility model aims at solving the shortcomings in the prior art and provides a high pressure fuel pipe fuel injector seat projection welding fixture.

[0004] In order to achieve the above-mentioned purpose, the utility model adopts the following technical scheme:

[0005] A high pressure fuel pipe fuel injector seat projection welding fixture, comprising a base, the base is fixedly connected with a side plate, the side plate upper end is fixedly connected with a top plate, the top plate lower end is fixedly installed with a projection welding mechanism, the base is fixedly connected with a mounting plate, the mounting plate is installed with a clamping assembly for clamping; the clamping assembly comprises an installation box, both ends of the installation box are slidably connected with a slide rod one, one end of the slide rod outside the installation box is fixedly connected with a connecting block one, the mounting plate is symmetrically provided with two slide grooves, both the slide grooves are slidably connected with a sliding block, the two sliding blocks are fixedly connected with the two connecting block ones respectively, the side wall of the two connecting block ones is fixedly connected with a telescopic rod, the telescopic rod is fixedly connected with a connecting block two at the end, the mounting plate is slidably connected with an installation block, both ends of the installation block are slidably connected with a slide rod two, the end of the slide rod two is fixedly connected with the two connecting block two respectively, the upper end of the two connecting block ones and the two connecting block two is fixedly connected with a fixture, one end of the slide rod one in the installation box is fixedly connected with a connecting plate, the connecting plate and the inner wall of the installation box are fixedly connected with a spring rod one, the installation box is slidably connected with a vertical plate, and the vertical plate slides through the upper wall of the installation box, one end of the vertical plate in the installation box is fixedly connected with a limiting plate, the position of the limiting plate matches the position of the two connecting plates, one end of the vertical plate outside the installation box is fixedly connected with a pressing plate; the mounting plate is installed with a fixing assembly for controlling the processing of the fixture.

[0006] In order to better achieve the above object, the utility model adopts further technical scheme: the fixed component includes support, two support are fixedly installed on two clamp side walls respectively, rotationally connected with the rotating plate on two support, the rotating plate tail end fixedly connected with the block two, the installation plate side wall both ends are all fixedly connected with the lug, the lug lower end fixedly connected with spring rod three, spring rod three end valley is connected with the block one, the position of block one and the position of block two match.

[0007] In order to better achieve the above object, the utility model adopts further technical scheme: the base is installed with emergency stop knob.

[0008] In order to better achieve the above object, the utility model adopts further technical scheme: the base is installed with multiple sets of bolts.

[0009] In order to better achieve the above object, the utility model adopts further technical scheme: four clamp are all fixedly connected with telescopic rod two, and telescopic rod two end fixedly connected with the clamping plate.

[0010] In order to better achieve the above object, the utility model adopts further technical scheme: the pressing plate is installed with antiskid line structure.

[0011] The utility model discloses the beneficial effect is: installation clamping assembly can place the original piece on the pressing plate, make the pressing plate removal trigger clamping assembly to the original piece automatic clamping fixed treatment, and install the clamping plate on four clamps, can further improve the clamping stability of the original piece to the clamp, and can adjust telescopic rod according to the size of the original piece, can control the clamping length of clamping assembly, thereby convenient to apply different original piece size, the fixed component of installation plate both ends can be fixed to the clamp, can make clamping assembly when not clamping work, make the clamp stable fixed in installation plate both sides, thereby convenient to dismantle the original piece, and make clamping assembly restore original position. ACCURACY OF DRAWINGS

[0012] Figure 1 The utility model proposes a structure schematic diagram of high pressure fuel pipe fuel injector seat projection welding clamp;

[0013] Figure 2 The utility model proposes a structure schematic diagram of high pressure fuel pipe fuel injector seat projection welding clamp section;

[0014] Figure 3 The utility model proposes the structure schematic diagram of clamping assembly in the embodiment of the utility model;

[0015] Figure 4 The utility model proposes the structure schematic diagram of fixed component in the embodiment of the utility model.

[0016] In the figure: 1 base, 2 side plate, 3 top plate, 4 projection welding mechanism, 5 mounting plate, 6 clamping assembly, 61 mounting box, 62 sliding rod I, 63 connecting block I, 64 clamp, 65 connecting plate, 66 spring rod I, 67 vertical plate, 68 limit plate, 69 pressing plate, 7 fixing assembly, 71 support, 72 rotating rod, 73 clamping block I, 74 protruding block, 75 spring rod III, 76 clamping block II, 8 emergency stop knob, 9 bolt, 10 telescopic rod, 11 connecting block II, 12 mounting block, 13 sliding rod II, 14 sliding groove, 15 sliding block, 16 clamping plate, 17 spring rod II. DETAILED DESCRIPTION

[0017] The technical solutions in the embodiments of the utility model will be clearly and completely described below with reference to the drawings in the embodiments of the utility model.

[0018] Reference Figures 1-4As shown, a high-pressure fuel pipe fuel injector seat projection welding clamp, including the base 1, the base 1 is fixedly connected with the side plate 2, the side plate 2 upper end is fixedly connected with the top plate 3, the top plate 3 lower end is fixedly installed with the projection welding mechanism 4, the base 1 is fixedly connected with the mounting plate 5, the mounting plate 5 is installed with the clamping assembly 6 for clamping; clamping assembly 6 includes installation box 61, both ends of installation box 61 are slidably connected with slide rod one 62, both ends of two slide rods 62 located on the outside of installation box 61 are fixedly connected with connecting block one 63, two slide grooves 14 are symmetrically opened on the mounting plate 5, two slide grooves 14 are slidably connected with slide block 15, two slide blocks 15 are fixedly connected with two connecting blocks one 63 respectively, two connecting blocks one 63 side walls are fixedly connected with telescopic rod 10, two telescopic rods 10 distal ends are fixedly connected with connecting block two 11, the mounting plate 5 is slidably connected with mounting block 12, both ends of mounting block 12 are slidably connected with slide rod two 13, both ends of two slide rods two 13 are fixedly connected with two connecting blocks two 11 respectively, two connecting blocks one 63 and two connecting blocks two 11 upper ends are fixedly connected with clamp 64, both ends of two slide rods one 62 located in installation box 61 are fixedly connected with connecting plate 65, two connecting plates 65 and installation box 61 inner wall are fixedly connected with spring rod one 66, installation box 61 is slidably connected with vertical plate 67, and the vertical plate 67 slidably penetrates the upper wall of installation box 61, one end of vertical plate 67 located in installation box 61 is fixedly connected with limit plate 68, the position of limit plate 68 matches the position of two connecting plates 65, one end of vertical plate 67 located on the outside of installation box 61 is fixedly connected with pressing plate 69, the limit plate lower end and installation box 61 inner wall are fixedly connected with spring, in the initial state, the limit plate 68 limits two connecting plates 65, and at the same time, two spring rods one 66 are in compression state, when the original element is placed, the original element extrudes the pressing plate 69 to move downward, the pressing plate 69 drives the limit plate 68 to move downward and extrude the spring through the vertical plate 67, at this time, the limit plate 68 cancels the limit of two connecting plates 65, two connecting plates 65 move to the center under the action of two spring rods one 66, two connecting plates 65 drive two connecting blocks one 63 to move to the center through two slide rods one 62, two connecting blocks one 63 drive two connecting blocks two 11 to move through two telescopic rods 10, so that four clamps 64 move to the center, realizing automatic clamping and fixing of the original element; the mounting plate 5 is installed with the fixed assembly 7 for controlling the processing of the clamp 64.

[0019] The fixing assembly 7 comprises a support 71, two supports 71 are fixedly installed on the side walls of two clamps 64 respectively, the two clamps 64 here are two clamps 64 fixed by the two connecting blocks 63, the two supports 71 are both rotationally connected with a rotating plate 72, the rotating plate 72 is fixedly connected with a clamping block two 76 at the tail end, the side walls of the mounting plate 5 are both fixedly connected with a convex block 74, the convex block 74 is fixedly connected with a spring rod three 75 at the lower end, the spring rod three 75 is connected with a clamping block one 73 at the tail end, the position of the clamping block one 73 is matched with the position of the clamping block two 76, when the clamping assembly 6 needs to be restored after the machining of the original piece is completed, the two connecting blocks 63 are pulled to move to both sides, and then the two rotating rods 72 are rotated, the two rotating rods 72 drive the two clamping block two 76 to rotate respectively, the clamping block two 76 extrudes the clamping block one 73 to move upwards, and then the clamping block one 73 is restored to the original position under the elastic force of the spring rod three 75, so that the clamping block one 73 and the clamping block two 76 are clamped and fixed, when the fixing needs to be cancelled, the clamping block one 73 is pushed upwards, so that the clamping block one 73 cancels the clamping of the clamping block two 76.

[0020] The base 1 is provided with an emergency stop knob 8, which is a prior art and thus will not be described in detail.

[0021] A plurality of bolts 9 are installed on the base 1, which facilitates the fixed installation of the base 1.

[0022] The four clamps 64 are all fixedly connected with a telescopic rod two 17, and the telescopic rod two 17 is fixedly connected with a clamping plate 16 at the tail end, and through the cooperation of the spring rod two 17 and the clamping plate 16, the clamping stability of the clamp 64 to the original piece can be further improved.

[0023] The pressing plate 69 is provided with an anti-skid structure, which can increase the friction with the original piece.

[0024] The utility model discloses when using, first push card block one 73 upwards, make card block one 73 cancel the clamping of card block two 76, place the original piece, and the original piece extrudes the downward movement of pressing plate 69, and pressing plate 69 is driven the downward movement of spacing plate 68 and extrudes spring through vertical board 67, spacing plate 68 cancels the spacing of two connecting plates 65 at this moment, and two connecting plates 65 move to the center under the elastic force of two spring rods one 66, and two connecting plates 65 drive two connecting blocks one 63 to move to the center through two slide bars one 62, and two connecting blocks one 63 drive two connecting blocks two 11 to move through two telescopic rods 10, to make four clamps 64 move to the center, realize the automatic clamping of original piece fixed, when the processing of original piece is completed and needs to make the restoration of clamping assembly 6, pull two connecting blocks one 63 to move to both sides, move to the specified position, rotate two rotating rods 72, and two rotating rods 72 drive two card block two 76 to rotate respectively, and card block two 76 extrude card block one 73 and make it move upwards, and then card block one 73 restores the original position under the elastic force of spring rod three 75, and make card block one 73 and card block two 76 complete the clamping and fix to realize the restoration of clamping assembly, and it is convenient for the automatic fixed processing of original piece next time.

Claims

1. A high-pressure fuel pipe injector seat projection welding fixture, comprising a base (1), characterized in that: The base (1) is fixedly connected to a side plate (2), the upper end of the side plate (2) is fixedly connected to a top plate (3), the lower end of the top plate (3) is fixedly mounted with a projection welding mechanism (4), the base (1) is fixedly connected to a mounting plate (5), and a clamping assembly (6) is mounted on the mounting plate (5); the clamping assembly (6) includes a mounting box (61), both ends of the mounting box (61) are slidably connected to a slide rod (62), and the two slide rods (62) are located on the outside of the mounting box (61). The ends of the two connecting blocks (63) are fixedly connected, two sliding grooves (14) are symmetrically opened on the mounting plate (5), and sliders (15) are slidably connected in the two sliding grooves (14). The two sliders (15) are fixedly connected to the two connecting blocks (63), and the side walls of the two connecting blocks (63) are fixedly connected with telescopic rods (10). The ends of the two telescopic rods (10) are fixedly connected with connecting blocks (11). The mounting plate (5) is slidably connected with a mounting block (12). Both ends of the mounting block (12) are slidably connected to a slide bar 2 (13), and the ends of the two slide bars 2 (13) are fixedly connected to the two connecting blocks 2 (11), and the upper ends of the two connecting blocks 1 (63) and the two connecting blocks 2 (11) are fixedly connected to a clamp (64), and one end of the two slide bars 1 (62) located in the mounting box (61) is fixedly connected to a connecting plate (65), and a spring rod 1 (66) is fixedly connected between the two connecting plates (65) and the inner wall of the mounting box (61). A vertical plate (67) is slidably connected inside (61), and the vertical plate (67) slides through the upper wall of the installation box (61), and one end of the vertical plate (67) located inside the installation box (61) is fixedly connected to a limit plate (68), and the position of the limit plate (68) matches the position of the two connecting plates (65), and one end of the vertical plate (67) located outside the installation box (61) is fixedly connected to a pressure plate (69); a fixing component (7) for controlling the clamp (64) is installed on the installation plate (5).

2. A projection welding fixture for a high-pressure fuel pipe injector seat according to claim 1, characterized in that: The fixing assembly (7) includes a bracket (71), and the two brackets (71) are fixedly mounted on the side walls of the two clamps (64) respectively. The two brackets (71) are rotatably connected to a rotating plate (72), and the end of the rotating plate (72) is fixedly connected to a second clamping block (76). Both ends of the side walls of the mounting plate (5) are fixedly connected to a protrusion (74), and the lower end of the protrusion (74) is fixedly connected to a third spring rod (75). The bottom of the end of the third spring rod (75) is connected to a first clamping block (73), and the position of the first clamping block (73) matches the position of the second clamping block (76).

3. A projection welding fixture for a high-pressure fuel pipe injector seat according to claim 1, characterized in that: The base (1) is equipped with an emergency stop knob (8).

4. A projection welding fixture for a high-pressure fuel pipe injector seat according to claim 1, characterized in that: Multiple groups of bolts (9) are installed on the base (1).

5. The projection welding fixture for high-pressure fuel pipe injector seat according to claim 1, characterized in that: The four clamps (64) are all fixedly connected to a second telescopic rod (17), and the end of the second telescopic rod (17) is fixedly connected to a clamp (16).

6. A projection welding fixture for a high-pressure fuel pipe injector seat according to claim 1, characterized in that: The pressing plate (69) is provided with an anti-slip pattern structure.

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