CN220554975U - Spring pin mechanism of spring machine - Google Patents

Abstract

The utility model discloses a pressure spring pin mechanism of a spring machine, which comprises a bottom plate and a supporting frame arranged on the bottom plate, wherein a part to be pinned is arranged on the bottom plate, a spring pin is arranged above the part to be pinned, clamping pieces for clamping and fixing the spring pin are arranged on two sides of the spring pin, supporting plates are symmetrically arranged on the inner sides of the supporting frame, a plurality of telescopic springs for adjusting the height of the spring pin are arranged between the two clamping pieces and the supporting plates.

Description

Spring pin mechanism of spring machine

Technical Field

The utility model relates to the technical field of spring pin press fitting, in particular to a spring pin mechanism of a spring machine.

Background

At present, the spring pin is also called an elastic cylindrical pin, is a headless hollow cylindrical body, is axially slotted, has chamfers at two ends, has good elasticity and shear force resistance, is widely used for positioning, connecting, fixing and the like among parts, is arranged on a corresponding position of a part to be pinned, is provided with a pin hole, and is pressed into the pin hole, when the spring pin is pressed in, the spring pin is axially provided with an opening slot, the pressed-in external force can enable the spring pin to shrink on the periphery, so that the spring pin is pressed into the pin hole, after the spring pin is pressed in, the contracted spring pin is in a reset state, and is spread in the pin hole to be tightly contacted with the inner wall of the pin hole, so that firm pinning is realized, and the speed and the accuracy for installing the spring pin are not very good nowadays, and time and labor are wasted;

refer to application number "CN202122174622.4", the patent contrast document of the name "a spring pin press-in device", through the effect of motor output to the gear, treat the work piece processing and impress fast, treat the different sizes of work piece, can adjust in a flexible way through the arc, but when placing the spring pin, need manual support, just can guarantee the precision of spring pin installation, and the staff is when handheld spring pin installation, the briquetting of impressing fast is pressed operating personnel's hand easily, have the potential safety hazard, so need clamping device auxiliary installation, still be suitable for the work piece of different height sizes when installing clamping device.

For this purpose, we have devised a spring pin mechanism for a spring machine.

Disclosure of Invention

The utility model aims to solve the problems that in the prior art, a clamping device for fixing a spring pin and the spring pin is suitable for workpieces with different height sizes during installation of the spring pin, and provides a spring pin mechanism of a spring machine.

In order to achieve the above purpose, the present utility model adopts the following technical scheme:

the utility model provides a spring pin mechanism of spring machine, includes the bottom plate and sets up braced frame on the bottom plate, wait to pin the part top and placed the spring pin, the both sides of spring pin are equipped with the holder that is used for the centre gripping fixed spring pin, braced frame's inboard symmetry is equipped with the backup pad, two be equipped with a plurality of expansion springs that are used for adjusting spring pin height between holder and the backup pad.

Preferably, the two sides of the component to be pinned are provided with fixing plates, one side of each fixing plate is rotationally connected with a threaded rod, and the two threaded rods are in threaded connection with the supporting frame.

Preferably, a plurality of round bars are arranged at the bottoms of the two supporting plates, the round bars penetrate through the supporting plates and are in sliding connection with the supporting plates, and two L-shaped plates are arranged at the bottoms of the round bars.

Preferably, a plurality of round bars penetrate through the telescopic springs and are fixedly connected with the two L-shaped plates, and two ends of the telescopic springs are respectively fixedly connected with the supporting plate and the L-shaped plates.

Preferably, one side of each L-shaped plate is provided with an electric telescopic rod, and the output end of each electric telescopic rod is fixedly connected with the clamping piece.

Preferably, an electric hydraulic cylinder is arranged at the top of the supporting frame, a pressing rod is fixedly connected to the output end of the electric hydraulic cylinder, and a pressing block is fixedly connected to the bottom of the pressing rod.

The beneficial effects of the utility model are as follows:

1. according to the utility model, the electric telescopic rod is adopted to drive the clamping piece to fix and clamp the spring pin, and the clamping piece is arc-shaped, so that the spring pin is clamped conveniently, the spring pin is prevented from angular deviation when being pressed, the spring pin is replaced by manual holding, and the damage to workers when the pin is pressed is avoided.

2. The top of the component to be pinned is adopted to upwards extrude the telescopic spring through the clamping piece and the L-shaped plate, and the compression degree of the extruded telescopic spring is different according to the different heights of the component to be pinned, so that the telescopic spring is suitable for the components to be pinned with different heights.

Drawings

Fig. 1 is a schematic structural diagram of a spring pin mechanism of a spring machine according to the present utility model;

fig. 2 is a front view of a spring pin mechanism of a spring machine according to the present utility model;

fig. 3 is a schematic structural view of another angle of the spring pin mechanism of the spring machine according to the present utility model.

In the figure: 1. a bottom plate; 2. a support frame; 3. a fixing plate; 4. a component to be pinned; 5. a threaded rod; 6. a round bar; 7. an electro-hydraulic cylinder; 8. a support plate; 9. a telescopic spring; 10. an L-shaped plate; 11. a compression bar; 12. briquetting; 13. an electric telescopic rod; 14. a clamping member; 15. a spring pin.

Detailed Description

Referring to fig. 1-3, a spring pin mechanism of a spring machine comprises a bottom plate 1 and a supporting frame 2 arranged on the bottom plate 1, a part 4 to be pinned is placed on the bottom plate 1, a spring pin 15 is placed above the part 4 to be pinned, clamping pieces 14 for clamping and fixing the spring pin 15 are arranged on two sides of the spring pin 15, the clamping pieces 14 are arc-shaped, so that the spring pin 15 is clamped, angular deviation of the spring pin 15 can not occur during pin pressing is guaranteed, supporting plates 8 are symmetrically arranged on the inner sides of the supporting frame 2, and a plurality of telescopic springs 9 for adjusting the height of the spring pin 15 are arranged between the two clamping pieces 14 and the supporting plates 8.

Referring to fig. 1, fixing plates 3 are disposed on two sides of a component 4 to be pinned, threaded rods 5 are rotatably connected to one sides of the two fixing plates 3, and the two threaded rods 5 are in threaded connection with a support frame 2, and when in use, the threaded rods 5 are rotated to drive the fixing plates 3 to move towards the component 4 to be pinned, so that the component 4 to be pinned is fixed at the center of a base plate, and the spring pins 15 are convenient to install.

Referring to fig. 2, a plurality of round bars 6 are arranged at the bottoms of two support plates 8, the plurality of round bars 6 penetrate through the support plates 8 and are in sliding connection with the support plates 8, two L-shaped plates 10 are arranged at the bottoms of the plurality of round bars 6, the telescopic direction of the telescopic springs 9 is limited by arranging the plurality of round bars 6, the telescopic springs 9 are easy to bend during compression due to the characteristics of the telescopic springs 9, the telescopic springs 9 cannot be used for fixing the L-shaped plates 10, the installation of spring pins 15 is affected, the plurality of round bars 6 penetrate through the telescopic springs 9 and are fixedly connected with the two L-shaped plates 10, two ends of the plurality of telescopic springs 9 are respectively fixedly connected with the support plates 8 and the L-shaped plates 10, one sides of the two L-shaped plates 10 are respectively provided with an electric telescopic rod 13, and the output ends of the electric telescopic rods 13 are fixedly connected with clamping pieces 14.

When the spring pin 15 is fixed, the electric telescopic rod 13 is started to drive the clamping piece 14 to move, the clamping piece 14 is moved to fix the clamping spring pin 15, the clamping piece 14 is arc-shaped, so that the spring pin 15 is clamped, the spring pin 15 cannot be angularly offset when the spring pin is pressed, manual holding of the spring pin 15 is replaced, workers are prevented from being hurt when the spring pin is pressed, the telescopic spring 9 is extruded upwards through the clamping piece 14 and the L-shaped plate 10 at the top of the part 4 to be pinned, the telescopic spring 9 is extruded to be compressed according to different heights of the part 4 to be pinned, the spring pin is suitable for parts to be pinned of different heights, and the clamping piece 14 and the spring pin 15 fixed to be clamped are tightly attached to the top of the part 4 to be pinned through the rebound effect of the telescopic spring 9, so that the installation of the spring pin 15 is facilitated.

Referring to fig. 1, the top of the supporting frame 2 is provided with an electro-hydraulic cylinder 7, the output end of the electro-hydraulic cylinder 7 is fixedly connected with a pressing rod 11, the bottom of the pressing rod 11 is fixedly connected with a pressing block 12, when in use, the electro-hydraulic cylinder 7 is started to drive the pressing rod 11 and the pressing block 12 fixed on the pressing rod 11 to move downwards, and a spring pin 15 is pressed into a mounting hole on the component 4 to be pinned.

The working principle of the utility model is as follows:

the electric telescopic rod 13 is started to drive the clamping piece 14 to move, the moving clamping piece 14 is used for fixing the clamping spring pin 15, the clamping piece 14 is arc-shaped, so that the spring pin 15 is clamped conveniently, the spring pin 15 is prevented from being angularly offset when the pin is pressed, the spring pin 15 is manually held instead of a person, and workers are prevented from being injured when the pin is pressed.

The top of the part to be pinned 4 is provided with the telescopic spring 9 which is extruded upwards through the clamping piece 14 and the L-shaped plate 10, the telescopic direction of the telescopic spring 9 is assisted by the round rod 6, and the compression degree of the telescopic spring 9 is different according to the difference of the heights of the part to be pinned 4, so that the telescopic spring is suitable for the parts to be pinned with different heights.

The foregoing is only a preferred embodiment of the present utility model, but the scope of the present utility model is not limited thereto, and any person skilled in the art, who is within the scope of the present utility model, should make equivalent substitutions or modifications according to the technical scheme of the present utility model and the inventive concept thereof, and should be covered by the scope of the present utility model.

Claims (6)

1. The utility model provides a spring pin mechanism of spring machine, includes bottom plate (1) and sets up braced frame (2) on bottom plate (1), its characterized in that, wait to pin component (4) on bottom plate (1), wait to pin component (4) top and placed spring pin (15), the both sides of spring pin (15) are equipped with clamping piece (14) that are used for centre gripping fixed spring pin (15), braced frame (2) inboard symmetry is equipped with backup pad (8), two be equipped with a plurality of expansion springs (9) that are used for adjusting spring pin (15) height between clamping piece (14) and backup pad (8).

2. The spring pin mechanism of the spring machine according to claim 1, wherein two sides of the component (4) to be pinned are provided with fixing plates (3), one side of each of the two fixing plates (3) is rotatably connected with a threaded rod (5), and the two threaded rods (5) are in threaded connection with the supporting frame (2).

3. The spring pin mechanism of a spring machine according to claim 1, wherein a plurality of round bars (6) are arranged at the bottoms of two support plates (8), the round bars (6) penetrate through the support plates (8) and are slidably connected with the support plates (8), and two L-shaped plates (10) are arranged at the bottoms of the round bars (6).

4. A spring pin mechanism of a spring machine according to claim 3, wherein a plurality of said round bars (6) penetrate through the extension springs (9) and are fixedly connected with two L-shaped plates (10), and both ends of a plurality of said extension springs (9) are fixedly connected with the support plates (8) and the L-shaped plates (10), respectively.

5. A spring pin mechanism of a spring machine according to claim 3, characterized in that one side of both L-shaped plates (10) is provided with an electric telescopic rod (13), and the output end of the electric telescopic rod (13) is fixedly connected with a clamping piece (14).

6. The spring pressing pin mechanism of the spring machine according to claim 1, wherein an electric hydraulic cylinder (7) is arranged at the top of the supporting frame (2), a pressing rod (11) is fixedly connected to the output end of the electric hydraulic cylinder (7), and a pressing block (12) is fixedly connected to the bottom of the pressing rod (11).