Chain ring bending forming tool

Abstract

The utility model relates to the technical field of chain ring machining, in particular to a chain ring bending forming tool which comprises a box body, two pressing wheels A are arranged on the outer side wall of the box body, two arc-shaped guide grooves are formed in the front side wall and the rear side wall of the box body, the two arc-shaped guide grooves are symmetrically formed in the positions, on the two sides of the pressing wheels A, of the box body, and rolling shafts are arranged in the arc-shaped guide grooves in a sliding structure mode. A pressing wheel B is arranged outside the rolling shaft located on the front side of the box body, a sliding sleeve is arranged in the box body in a sliding structure mode and arranged outside the rolling shaft in a sleeving mode to drive the rolling shaft to move up and down and left and right, the structure is simple, parts are convenient to replace, and the maintenance cost is low. The sliding sleeve is connected with a power piece for driving the sliding sleeve to reciprocate, and the power piece is a hydraulic cylinder; and the sliding sleeve is connected with a stripping mechanism, so that the chain ring formed by bending is stripped from the pressing wheel A. The labor cost is reduced, the production efficiency is improved, and uninterrupted work can be realized.

Description

TECHNICAL FIELD

[0001] The application relates to the technical field of chain ring processing, in particular to a chain ring bending forming tool. BACKGROUND

[0002] A utility model patent with the application number 202320849806.2, namely a metal pipe bending machine, comprises a processing plate with a hollow structure on the inner wall, a rack plate is slidably arranged on one side of the inner wall of the hollow structure of the processing plate, a gear one is engaged with the gear of the rack plate on one side, a gear two is engaged with the gear of the gear one, a pin shaft one is respectively arranged in the axial direction of the gear one and the gear two, a pin shaft two is respectively arranged in the eccentric direction of the gear one and the gear two, two groups of pin shaft ones extend to the front surface of the processing plate and are provided with a bending wheel one on the front surface of the processing plate, and two groups of pin shaft twos extend to the front surface of the processing plate and are provided with a bending wheel two on the front surface of the processing plate; the front surface of the processing plate is symmetrically provided with arc-shaped through grooves matched with the two groups of pin shaft ones,

[0003] The patent places the metal pipe between the corresponding bending wheel one and the bending wheel two, pushes the rack plate, and drives the gear one and the gear two to rotate. The bending wheel one slides in the corresponding arc-shaped through groove to realize the bending of the two ends of the metal pipe. After the bending is completed, the metal pipe needs to be manually taken out for the bending of the next chain ring, which occupies one worker and has high labor intensity. UTILITY MODEL CONTENT

[0004] To solve the above technical problems, the utility model provides a chain ring bending forming tool, which solves the technical problem that the bending is completed and needs to be manually taken out for the bending of the next chain ring, which occupies one worker and has high labor intensity. To solve the above technical problems, the utility model adopts the technical scheme that

[0005] The chain ring bending forming tool is characterized by comprising:

[0006] A box body, and a pressing wheel A is arranged on the outer side wall of the box body;

[0007] Arc-shaped guide grooves, the two arc-shaped guide grooves are symmetrically arranged on the box body on the two sides of the pressing wheel, and the front and rear side walls of the box body are both provided with arc-shaped guide grooves;

[0008] Rolling shafts, the rolling shafts are connected to the arc-shaped guide grooves in a sliding structure mode;

[0009] A pressing wheel B, which is arranged on the rolling shaft on the front side of the box body;

[0010] A sliding sleeve, which is arranged in the box body in a sliding structure mode and is sleeved on the outside of the rolling shaft to drive the rolling shaft to move up and down and left and right;

[0011] A power element, which is connected to the sliding sleeve to drive the sliding sleeve to reciprocate;

[0012] A peeling mechanism is connected with the sliding sleeve to peel the bending-formed chain ring on the pressure wheel A.

[0013] Further, a wear-resistant sleeve is arranged in the sliding sleeve and sleeved on the outside of the rolling shaft.

[0014] Further, a guide wheel is arranged in the arc-shaped guide groove at the back of the box body and sleeved on the outside of the rolling shaft.

[0015] Further, two parallel guide columns are arranged in the box body, and guide grooves are formed on the two sides of the sliding sleeve and in sliding fit with the guide columns.

[0016] Further, the peeling mechanism comprises a sliding groove formed in the box body, the sliding groove is provided with a top claw in a sliding structure, the top claw is connected with the sliding sleeve in a fixed structure, and a slope is formed on the outer end surface of the lower part of the top claw to peel the chain ring from the pressure wheel A when the rolling shaft is located at the bottom end.

[0017] Further, a vertical groove is arranged in communication with the lower part of the arc-shaped guide groove.

[0018] Further, the power member is a hydraulic cylinder.

[0019] The box body, the pressure wheel A, the arc-shaped guide groove, the rolling shaft, the pressure wheel B, the sliding sleeve, the power member, the wear-resistant sleeve, the guide wheel, the guide column, the vertical groove, the sliding groove and the top claw are arranged in the box body. BRIEF DESCRIPTION OF DRAWINGS

[0020] Figure 1 is the explosion structure schematic diagram of the utility model.

[0021] Figure 2 is the processing process demonstration structure schematic diagram of the utility model embodiment.

[0022] Figure 3 is the chain ring peeling enlarged structure schematic diagram of the utility model.

[0023] IN THE DRAWINGS

[0024] 1, box body, 2, pressure wheel A, 3, arc-shaped guide groove, 4, rolling shaft, 5, pressure wheel B, 6, sliding sleeve, 7, power member, 8, wear-resistant sleeve, 9, guide wheel, 10, guide column, 11, vertical groove, 12, sliding groove, 13, top claw, 14, slope. DETAILED DESCRIPTION

[0025] In order to make the utility model implementation purpose, technical scheme and advantage more clearly, now will refer to the drawings and the following embodiment to the utility model further detailed description, so that the public better grasps the utility model implementation method, the utility model specific implementation scheme is as follows:

[0026] The chain bending forming tool includes a box body 1, two pressure wheels A2 are arranged on the outer side wall of the box body 1, two arc-shaped guide grooves 3 are arranged on the front and rear side walls of the box body 1, the two arc-shaped guide grooves 3 are symmetrically arranged on the two sides of the pressure wheel A2, the arc-shaped guide groove 3 is provided with a rolling shaft 4 in a sliding structure, the rolling shaft 4 is provided with a pressure wheel B5 outside the front side of the box body 1, a sliding sleeve 6 is arranged in the box body 1 in a sliding structure, and the sliding sleeve 6 is arranged outside the rolling shaft 4 to drive the rolling shaft 4 to move up and down and left and right, so that the structure is simple, the replacement of parts is convenient, and the maintenance cost is low; the sliding sleeve 6 is connected with a power element 7 for reciprocating movement, and the power element 7 is a hydraulic cylinder; the sliding sleeve 6 is connected with a stripping mechanism to strip the chain ring on the pressure wheel A2, so that the labor cost is reduced, the production efficiency is improved, and uninterrupted work can be realized.

[0027] It should be noted that the sliding sleeve 6 is provided with a wear-resistant sleeve 8, and the wear-resistant sleeve 8 is arranged outside the rolling shaft 4 to reduce the friction damage of the rolling shaft 4.

[0028] It should be noted that the arc-shaped guide groove 3 on the rear side of the box body 1 is provided with a guide wheel 9, and the guide wheel 9 is arranged outside the rolling shaft 4 to ensure that the rolling shaft 4 does not deviate during operation, thereby improving the stability of the structure operation.

[0029] It should be noted that the box body 1 is provided with two parallel guide columns 10, and the sliding sleeve 6 is provided with a guide groove on the two sides for sliding cooperation with the guide column 10, so that the sliding sleeve 6 moves straight up and down.

[0030] Specifically, the stripping mechanism includes a sliding groove 12 arranged in the box body 1, the sliding groove 12 is provided with a top claw 13 in a sliding structure, the top claw 13 is connected with the sliding sleeve 6 in a fixed structure, and a slope surface 14 is arranged on the outer end surface of the lower part of the top claw 13 to strip the chain ring from the pressure wheel A2 when the rolling shaft 4 is located at the bottom end, so that the chain ring can be stripped by using mechanical stripping, and safety production can be ensured.

[0031] In order to more conveniently strip the chain ring, a vertical groove 11 is arranged in communication with the lower part of the arc-shaped guide groove 3, and the range of downward movement of the top claw 13 is increased.

[0032] The working principle and working process of the utility model are as follows:

[0033] As Figure 2As shown, the metal piece is pushed between the two pressing wheels B5 and the pressing wheel A2, the hydraulic cylinder 7 is started to extend, the hydraulic cylinder 7 drives the sliding sleeve 6 to move upwards, the sliding sleeve 6 drives the rolling shaft 4 and the top claw 13 to move upwards, at the same time, the rolling shaft 4 is limited to move along the track by the arc-shaped guide groove 3, the pressing wheel B5 and the pressing wheel A2 cooperate to bend the metal piece into a chain ring shape;

[0034] Then the hydraulic cylinder 7 is started to retract, the sliding sleeve 6 and the top claw 13 move downwards, when the rolling shaft 4 is located at the lowermost part of the arc-shaped guide groove 3, the slope surface on the top claw 13 contacts the inner side wall of the upper part of the chain ring, and the chain ring is stripped on the pressing wheel A2 by the pushing action of the slope surface 14, and falls into the lower collecting frame, and the bending work of one chain ring is completed.

[0035] In the description of the utility model, it is understood that the orientation or position relationship indicated by the terms "center", "upper", "lower", "left", "right", "front", "rear", "left lower", "right upper", "outer", "clockwise", "counterclockwise" and the like is the orientation or position relationship shown based on the drawings, and is only for the convenience of describing the utility model and simplifying the description, and therefore cannot be understood as indicating or implying that the indicated device or element must have a particular orientation, be constructed and operated in a particular orientation, and therefore cannot be understood as limiting the protection scope of the utility model. In addition, the terms "first", "second", "third" are only for the purpose of description, and cannot be understood as indicating or implying relative importance. Although the utility model is described according to a limited number of embodiments, those skilled in the art should understand from the above description that other embodiments can be conceived within the scope of the utility model described herein.

Claims

1. A press bending forming tool for a chain link, characterized by, The utility model relates to a chain ring stripping device, including: Box body (1), the outer side wall of box body (1) is provided with pressure wheel A (2); Arc-shaped guide groove (3), two arc-shaped guide grooves (3) are symmetrically opened in the box body (1) on both sides of pressure wheel A (2), and the front and rear side walls of box body (1) are all provided with arc-shaped guide grooves (3); Rolling shaft (4), the rolling shaft (4) is connected with arc-shaped guide groove (3) in sliding structure mode; Pressure wheel B (5), pressure wheel B (5) is arranged on the rolling shaft (4) of the front side of box body (1); Slide sleeve (6), slide sleeve (6) is arranged in sliding structure mode in box body (1), and is sleeved on the outside of rolling shaft (4) to drive the up-down and left-right movement of rolling shaft (4); Power element (7), power element (7) is connected with slide sleeve (6) to drive its reciprocating movement; Stripping mechanism, the stripping mechanism is connected with slide sleeve (6), to strip the chain ring of press bending forming on pressure wheel A (2).

2. The link press forming tooling of claim 1, wherein: The wear-resistant sleeve (8) is arranged in the slide sleeve (6), and the wear-resistant sleeve (8) is sleeved on the outside of rolling shaft (4).

3. The link press forming tooling of claim 1, wherein: The arc-shaped guide groove (3) of the rear side of box body (1) is provided with guide wheel (9), and the guide wheel (9) is sleeved on the outside of rolling shaft (4).

4. The link press forming tooling of claim 1, wherein: Box body (1) is provided with two parallel guide columns (10), and the both sides of slide sleeve (6) are provided with guide grooves that are slidably connected with the guide columns (10).

5. The link press forming tooling of claim 1, wherein: The stripping mechanism includes the slide groove (12) opened in the box body (1), the slide groove (12) is provided with the top claw (13) in sliding structure mode, the top claw (13) is connected with the slide sleeve (6) in fixed structure mode, and the outer end surface of the lower part of the top claw (13) is provided with the slope (14) to strip the chain ring from pressure wheel A (2) when the rolling shaft (4) is located at the bottom end.

6. The link press forming tooling of claim 5, wherein: Arc-shaped guide groove (3) is provided with vertical groove (11) in communication in the lower part.

7. The link press forming tooling of claim 1, wherein: The power element (7) is a hydraulic cylinder.

Images