CN204195003U - A kind of grafting formula flat ejector pin pin-and-hole processing clamping device - Google Patents

Abstract

The utility model discloses a grafting type flat push rod pin hole processing and clamping device, which comprises a bottom plate, on which a slider base and a fixing seat are fixedly arranged, and a concave hole for fixing a round rod is arranged on the fixing seat. The slider base is provided with through grooves along its up and down, left and right, and front and rear directions, and an oblique force-applying slider that can move up and down is arranged in the upper and lower through grooves, and two pieces can be passed through the left and right through grooves. The upward and downward movement of the oblique force-applying slider realizes the clamping slider which relatively moves left and right. The round rod is fixed by the fixing screw and the V-shaped groove of the fixing seat. After inserting the flat rod into the opening of the round rod, adjust the height of the oblique force-applying slider through the slider adjustment screw, thereby adjusting the two clamping sliders. The opening distance between the blocks can realize the clamping and locking of the flat bar, which is convenient for the processing of the pin hole. After the pin hole is processed and connected with the pin, the main section and the grafting section can achieve ideal straightness, effectively avoiding Poor bending. Simple operation and high efficiency.

Description

A grafted flat push rod pin hole processing and clamping device

technical field

The utility model relates to a clamping device for processing a pin hole of a grafted flat push rod, which belongs to the technical field of mechanical processing.

Background technique

There are two ways to process the pin holes of the existing grafted flat push rods as follows: one is to process the pin holes of the main body section and the grafted section with high-precision slow wire electric discharge machine, and the hole positions are accurate; but this kind of processing The defects of the method are also quite obvious: a group of products has a total of 4 holes, which need to be processed in 2 times, and it is processed by slow wire EDM, and the cost is high; The vise fixes the main section, corrects the collinearity and symmetry of the grafted section through a dial gauge, and then fixes it with a magnetic strip and then processes it with a wire EDM machine. The two sections are processed synchronously, and the accuracy of the hole position is not high. , the disadvantage of this method is that it is inconvenient to correct, the efficiency is low, and the symmetry of the two sections cannot be determined, and cross dislocation is prone to occur after assembly, resulting in poor bending.

Utility model content

The technical problem to be solved by the utility model is to provide a grafting-type flat push rod pin hole processing and clamping device, which is used to clamp the two component parts and connect them with pins after the pin hole processing is completed. The main part and the grafting part can be Achieve ideal straightness, effectively avoid bad bending, simple operation and high efficiency.

In order to solve the problems of the technologies described above, the technical solution adopted in the utility model is:

A grafted flat push rod pin hole processing and clamping device, comprising a bottom plate, a slider base and a fixing seat are fixedly arranged on the bottom plate, and a groove for fixing a round rod is arranged on the fixing seat, and the slider The block base is provided with through grooves along its up and down, left and right, and front and rear directions, and oblique force applying sliders that can move up and down are arranged in the upper and lower through grooves, and two pieces that can pass through the oblique force applying sliders are arranged in the left and right through grooves. The up and down movement of the force slider realizes the relative movement of the clamping slider left and right.

The above-mentioned clamping device for processing the pin hole of a grafted flat push rod is characterized in that: V-shaped slide grooves are arranged on the front and rear surfaces of the oblique force applying slider, and the clamping slider is provided with An oblique guide block matched with the V-shaped chute, horizontal chutes are arranged on both sides of the left and right through grooves, and a horizontal guide block matched with the horizontal chute is arranged on the clamping slider.

The above-mentioned clamping device for processing the pin holes of the grafted flat push rod is characterized in that it also includes a slider adjustment screw, one end of the slider adjustment screw passes through the threaded hole of the bottom plate to the oblique force-applying slider , and the oblique force applying slider is provided with a screw mounting hole, and the screw mounting hole is provided with an anti-loosening screw for fixing the adjusting screw of the slider.

The aforementioned clamping device for processing the pin hole of a grafted flat push rod is characterized in that: the fixing base is also fixedly provided with a screw bracket, and the screw bracket is provided with a fixed screw that can be inserted into the groove.

The aforementioned clamping device for processing the pin hole of a grafted flat push rod is characterized in that the groove is a V-shaped groove.

The above-mentioned clamping device for processing the pin hole of a grafted flat push rod is characterized in that: the base of the slider is provided with an upper positioning hole that penetrates up and down, and the bottom plate is provided with a position corresponding to the position of the upper positioning hole. Corresponding lower positioning holes, quick positioning rods are installed in the upper and lower positioning holes.

The aforementioned grafted flat push rod pin hole processing and clamping device is characterized in that two spring fixing pins are fixedly arranged on the bottom plate, and the spring fixing pins are fixed between the bottom plate and the oblique force-applying slider. There are two preloaded springs fixed.

The beneficial effects of the utility model are: the fixing of the round bar is realized through the fixing screw rod matched with the V-shaped groove of the fixing seat, and after the flat bar is inserted into the opening of the round bar, the height of the oblique force-applying slider is adjusted by the slider adjusting screw rod , so as to adjust the opening distance between the two clamping sliders, realize the clamping and locking of the flat bar, and facilitate the processing of the pin hole. After the pin hole is processed and connected with a pin, the main section and the grafting section can be Achieve ideal straightness and effectively avoid bad bending. Simple operation and high efficiency.

Description of drawings

Fig. 1 is a split schematic view of a grafted flat push rod pin hole processing and clamping device of the present invention;

Fig. 2 is a schematic structural view of a grafted flat push rod pin hole processing and clamping device of the present invention;

Fig. 3 is a schematic structural view of the bottom plate of a grafted flat push rod pin hole processing and clamping device of the present invention;

Fig. 4 is a schematic structural view of a slider base of a grafted flat push rod pin hole processing and clamping device of the present invention;

Fig. 5 is a structural schematic diagram of an oblique force-applying slider of a grafted flat push rod pin hole processing and clamping device of the utility model;

Fig. 6 is a structural schematic diagram of a clamping slider of a grafted flat push rod pin hole processing clamping device of the present invention.

Detailed ways

The utility model will be further described below in conjunction with the accompanying drawings of the description.

As shown in Figures 1-6, a grafted flat push rod pin hole processing and clamping device includes a base plate 1, a slider base 2 and a fixing seat 3 are fixedly arranged on the base plate 1, and the fixing base 3 There is a groove 31 for fixing the round rod 13 on the top, and the slider base 2 is provided with through grooves along its up and down, left and right, front and rear directions, and the upper and lower through grooves 21 are provided with oblique force-applying elements that can move up and down. The slider 4 is provided with two clamping sliders 6 that can move left and right relative to each other through the up and down movement of the oblique force applying slider 4 in the left and right through grooves 22 .

Wherein, the fixed base 3 is also fixedly provided with a screw bracket 5, and the screw bracket 5 is provided with a fixing screw 8 that can be inserted into the groove 31. After the round rod 13 is placed in the groove 31, the fixing screw 8 The rotation of 8 is fixed. In this embodiment, the groove 31 is a V-shaped groove, which is convenient for fixing round rods 13 of different diameters.

In this embodiment, V-shaped chute 41 is provided on the front and rear surfaces of the oblique force-applying slider 4, and the clamping slider 6 is provided with an oblique guide block 62 that fits with the V-shaped chute 41. , the two sides of the left and right through grooves 22 are provided with horizontal chute 24 , and the clamping slider 6 is provided with a horizontal guide block 61 matching with the horizontal chute 24 . Through the up and down movement of the oblique force application slider 4, the clamping slider 6 is moved along the V-shaped chute 41 relative to the oblique force application slider 4, and the left and right movement of the clamping slider 6 along the horizontal chute 24 is realized. To facilitate the adjustment of the opening distance between the two clamping sliders 6 , the flat bar 14 is put into the front and rear through grooves 23 of the slider base 2 , and the two clamping sliders 6 are used to clamp and lock them.

In this embodiment, the up and down movement of the oblique force application slider 4 is adjusted by the slider adjustment screw 7, and one end of the slider adjustment screw 7 passes through the threaded hole 18 of the bottom plate 1 into the oblique force application slider 4 , and the oblique force-applying slider 4 is provided with a screw mounting hole 42, and the screw mounting hole 42 is provided with an anti-off screw 9 for fixing the slider adjusting screw 7, by adjusting the slider adjusting screw 7 Relative to the position of the base 1, the height adjustment of the oblique force-applying slider 4 is realized, and finally the adjustment of the opening distance between the two clamping sliders 6 is realized, and the fixing of the flat bar 14 is realized.

The slider base 2 is provided with an upper positioning hole 25 that penetrates up and down, and the bottom plate 1 is provided with a lower positioning hole 17 corresponding to the position of the upper positioning hole 25, and a fast positioning hole is installed in the upper and lower positioning holes. The positioning rod 10 facilitates quick positioning of the position between the slider base 2 and the base 1 .

Two spring fixing pins 12 are also fixedly arranged on the bottom plate 1 , and two preload springs 11 are fixed between the bottom plate 1 and the oblique force applying slider 4 through the spring fixing pins 12 . Since the pre-compression spring 11 exerts an upward force on the oblique force application slider 4, that is, the two clamping sliders 6 are subjected to an inward movement force, when the oblique force application slider is adjusted by the slider adjustment screw 7 4. Move upward until the two clamping sliders 6 initially clamp the flat rod 14. Since the slider adjustment screw 7 is only limited by the anti-off screw 9 and is not locked by it, there is an upper and lower gap. Therefore, at this time The initial clamping is to rely on the pre-compression spring 11 to apply upward to the force of the oblique force-applying slider 4, so that the two clamping sliders 6 are initially clamped and fixed to the flat bar 14. At this time, the circular The relative position of rod 13 and flat bar 14 is adjusted to the required position, and then the slider adjustment screw 7 is used to apply upward thrust to the oblique force slider 4 until the flat bar 14 is completely fixed after the adjustment is completed.

The process steps of processing with a kind of grafted flat push rod pin hole processing and clamping device provided by the utility model are as follows: firstly put the round rod 13 into the V-shaped groove, and realize the preliminary adjustment of the round rod 13 by rotating the fixed screw rod 8. Fix, put the flat rod 14 into the slider base 2 from the front and rear through grooves 23, and insert it into the opening of the round rod 13, and adjust the height of the obliquely exerting slider 4 by rotating the slider adjustment screw 7, Finally complete the clamping and locking of the flat rod 14, push the round rod 13 to the limit position in the direction of the flat rod 14, that is, until it cannot be pushed, rotate the fixing screw 8 again to make it press the round rod 13 until it cannot move, and then carry out circular The pinholes at the connection between the rod and the flat rod are processed, and the pin 15 is used to fix the connection, so that the main body section and the grafting section can achieve ideal straightness, effectively avoid bad bending, simple operation, and high efficiency.

The basic principles, main features and advantages of the present invention have been shown and described above. Those skilled in the industry should understand that the present invention is not limited by the above-mentioned embodiments. What are described in the above-mentioned embodiments and the description only illustrate the principle of the present invention. Without departing from the spirit and scope of the present invention, the present invention will also have Variations and improvements are possible, which fall within the scope of the claimed invention. The protection scope of the present invention is defined by the appended claims and their equivalents.

Claims (7)

1. A grafted flat push rod pin hole processing and clamping device, characterized in that it includes a base plate (1), on which the base plate (1) is fixedly provided with a slider base (2) and a fixing seat (3), The fixed seat (3) is provided with a groove (31) for fixing the round rod (13), and the slider base (2) is provided with through grooves along its up and down, left and right, front and rear directions, and the up and down passages The groove (21) is provided with an oblique force applying slider (4) that can move up and down, and the left and right through grooves (22) are provided with two pieces that can be moved up and down by the oblique force applying slider (4) to realize left and right Relatively movable clamping slide (6). 2. A grafted flat push rod pin hole processing and clamping device according to claim 1, characterized in that: the front and rear sides of the oblique force applying slider (4) are provided with V-shaped slide grooves (41), the clamping slider (6) is provided with an oblique guide block (62) matching with the V-shaped chute (41), and horizontal The chute (24), the clamping slider (6) is provided with a horizontal guide block (61) matching with the horizontal chute (24). 3. A clamping device for grafting flat push rod pin hole processing according to claim 2, characterized in that it also includes a slider adjustment screw (7), and one end of the slider adjustment screw (7) passes through The threaded hole (18) of the bottom plate (1) is inserted into the oblique force applying slider (4), and the oblique force applying slider (4) is provided with a screw mounting hole (42), and the screw is installed An anti-loosening screw (9) for fixing the slider adjustment screw (7) is arranged in the hole (42). 4. A grafted flat push rod pin hole processing and clamping device according to claim 3, characterized in that: a screw bracket (5) is fixedly arranged on the fixing seat (3), and the screw bracket ( 5) A fixing screw (8) that can be inserted into the groove (31) is provided on it. 5 . The clamping device for machining pin holes of grafted flat push rods according to claim 4 , characterized in that: the groove ( 31 ) is a V-shaped groove. 6 . 6. A grafted flat push rod pin hole processing and clamping device according to claim 5, characterized in that: the slider base (2) is provided with an upper positioning hole (25) penetrating up and down, so that The bottom plate (1) is provided with a lower positioning hole (17) corresponding to the position of the upper positioning hole (25), and a quick positioning rod (10) is installed in the upper and lower positioning holes. 7. A grafted flat push rod pin hole processing and clamping device according to claim 6, characterized in that two spring fixing pins (12) are fixedly arranged on the bottom plate (1), and the bottom plate (1) Two preload springs (11) are fixed between (1) and the oblique force applying slider (4) through spring fixing pins (12).