Multi-station cold heading forming device for machining

Abstract

The utility model discloses a multi-station cold heading forming device for machining, which comprises a cold heading forming seat, a roll shaft transposition groove is arranged on the cold heading forming seat, a transposition shaft is rotatably connected in the roll shaft transposition groove, a forming roll shaft is arranged on the transposition shaft, forming grooves are distributed on the periphery of the side surface of the forming roll shaft, a positioning groove is arranged between two adjacent forming grooves, and the positioning groove is arranged on the side surface of the forming roll shaft. Positioning protrusions are arranged in the two positioning grooves, two mounting holes are formed in the bottom of the cold heading forming base, movable blocks are slidably connected into the mounting holes, the positioning protrusions are arranged at one ends of the movable blocks, blocking blocks are arranged at the other ends of the movable blocks, elastic pieces are arranged between the blocking blocks and the movable blocks, and first limiting holes are formed in the cold heading forming base; limiting columns are slidably connected into the first limiting holes, a combination plate is slidably connected to the cold heading forming base, second limiting holes are formed in the combination plate, and the limiting columns are further slidably connected into the second limiting holes. The cold heading forming device has the characteristics of multi-station machining and high machining efficiency.

Description

TECHNICAL FIELD

[0001] The utility model relates to mechanical equipment technical field more specifically, it relates to a multi -position cold heading forming device for machining. BACKGROUND

[0002] When the cold heading processing is made to the mechanical part, the product can be formed only after the cold heading operation of the next procedure is completed by using another cold heading equipment if the cold heading operation of the next procedure is made after the cold heading operation of the first procedure is completed, the workpiece needs to be frequently transferred, the transfer path is long, the processing efficiency is low, and the overall effect is poor. UTILITY MODEL CONTENTS

[0003] The utility model discloses a kind of multi -position cold heading forming devices for machining, which has the characteristics of multi -position processing, high processing efficiency.

[0004] To solve the above technical problems, the utility model aims at realizing as follows: a kind of multi -position cold heading forming device for machining is involved in the utility model, including cold heading forming seat, the cold heading forming seat is opened with the roll shaft transposition slot of the notch upwards, the roll shaft transposition slot is rotationally connected with the transposition shaft of the horizontal arrangement of axis, transposition shaft is connected with the forming roll shaft that part extends notch in series, the side of forming roll shaft is peripherally distributed with four process forming grooves that are sequentially and adjacent interval equal angle, the positioning groove that is also arranged in the side of forming roll shaft is centrally arranged between two adjacent forming grooves, the positioning protrusion is inserted in the two positioning grooves of lower arrangement and can be pulled out, the bottom of the cold heading forming seat is opened with two installation holes that are extended as 45 ° inclination, slidingly connected with movable block in installation hole, the positioning protrusion is arranged in one end of movable block, the other end of movable block is provided with the plug block fixed in installation hole, and elastic member is arranged between plug block and movable block, the cold heading forming seat is opened with the first limit hole that is extended along the sliding direction of movable block, slidingly connected with limit column in first limit hole, one end of limit column is connected to movable block, slidingly connected with the joint plate that moves up and down on the cold heading forming seat, the second limit hole that is horizontally extended is opened in joint plate, limit column is also slidingly connected in second limit hole, and linear reciprocating motion mechanism that controls movement is arranged on the joint plate;One end of transposition shaft is drivingly connected with power assembly that controls rotation.

[0005] The utility model is further provided as follows: the power assembly includes driven gear connected on transposition shaft, the driving gear is engaged on driven gear, the driving gear is drivingly connected with control rotation motor, and the motor is arranged on the cold heading forming seat.

[0006] The linear reciprocating motion mechanism comprises a pneumatic push rod or a hydraulic push rod.

[0007] The elastic member is a compression spring with one end abutting against the movable block and the other end abutting against the plug block.

[0008] The forming roller shaft is adaptively installed in the roller shaft transposition groove.

[0009] In summary, the multi-station cold heading forming device for machining has the following beneficial effects: the cold heading forming device integrates multiple cold heading stations, does not need to frequently transfer workpieces, has high machining efficiency, is perfect in overall function, and is high in practicability. BRIEF DESCRIPTION OF DRAWINGS

[0010] Figure 1 is a schematic diagram of the internal structure of the utility model;

[0011] Figure 2 is a schematic diagram of the external structure of the utility model. DETAILED DESCRIPTION

[0012] In order to make those skilled in the art better understand the technical scheme of the utility model, the preferred implementation scheme of the utility model is described below in combination with specific implementation examples, but it should be understood that these descriptions are only is to further illustrate The features and advantages of the present application are illustrated by the following non-limiting examples, which are not intended to limit the scope of the patent claims The utility model is not limited to the above-mentioned examples. Based on the examples in the utility model, all other examples obtained by those skilled in the art without creative labor fall within the protection scope of the utility model.

[0013] The utility model is further described below in combination with the drawings and the preferred examples.

[0014] Example 1

[0015] Referring to Figure 1 and Figure 2As shown, the multi-station cold heading forming device for machining according to the embodiment comprises a cold heading forming seat 1, the cold heading forming seat 1 is provided with a roll shaft transposition slot 2 with a notch facing upward, a transposition shaft 3 with a horizontal axis is rotationally connected in the roll shaft transposition slot 2, a forming roll shaft 4 partially extending out of the notch is connected in series on the transposition shaft 3, four forming grooves 5 with equal interval angles are arranged on the side surface of the forming roll shaft 4 in sequence and adjacent to each other, a positioning groove 6 is arranged in the middle between the two adjacent forming grooves 5 and is also arranged on the side surface of the forming roll shaft, a positioning protrusion 7 is inserted in the two positioning grooves 6 arranged at the lower part and can be pulled out, two installation holes 8 extending at an angle of 45° are arranged on the bottom of the cold heading forming seat 1, a movable block 9 is slidably connected in the installation hole 8, the positioning protrusion 7 is arranged at one end of the movable block 9, a plug block 10 is arranged at the other end of the movable block 9 and is fixed in the installation hole, an elastic member 11 is arranged between the plug block 10 and the movable block 9, the elastic member 11 is a compression spring with one end abutting against the movable block and the other end abutting against the plug block, a first limiting hole 12 extending along the sliding direction of the movable block is arranged on the cold heading forming seat 1, a limiting column 13 is slidably connected in the first limiting hole 12, one end of the limiting column 13 is connected to the movable block 9, a joint plate 14 moving up and down is slidably connected on the cold heading forming seat 1, a second limiting hole 15 horizontally extending is arranged on the joint plate 14, the limiting column 13 is also slidably connected in the second limiting hole 15, a linear reciprocating motion mechanism 16 controlling the movement is arranged on the joint plate 14, the linear reciprocating motion mechanism 16 comprises a pneumatic push rod or a hydraulic push rod; a power assembly controlling the rotation is drivingly connected to one end of the transposition shaft 3, the power assembly comprises a driven gear 17 drivingly connected on the transposition shaft, a driving gear 18 is engaged with the driven gear 17, a motor 19 controlling the rotation is drivingly connected on the driving gear 18, and the motor 19 is arranged on the cold heading forming seat 1.

[0016] In the embodiment, when the forming grooves 5 on the forming roll shaft 4 need to be switched, the linear reciprocating motion mechanism 16 is first started to control the joint plate 14 to move downward, the movable block 9 is driven to move in the direction facing the plug block 10 through the first limiting hole 12, the second limiting hole 15 and the limiting column 13, the elastic member 11 is compressed, and the positioning protrusion 7 is pulled out from the positioning groove 6, at this time, the transposition shaft 3 carrying the forming roll shaft 4 is controlled to rotate by 90° and then stopped through the operation of the motor 19 and the gear driving, after that, the positioning protrusion 7 is reset, and the switching of the cold heading station is completed.

[0017] Embodiment 2

[0018] Referring to Figure 1 and Figure 2 As shown, the multi-station cold heading forming device for machining according to the embodiment is further provided that the forming roll shaft 4 is adaptively installed in the roll shaft transposition slot 2 on the basis of embodiment 1.

[0019] In the present embodiment, by setting the forming roller shaft 4 to fit the roller shaft transposition groove 2 structure, the wall surface of the forming roller shaft 4 not exposing the notch portion is attached to the groove wall of the roller shaft transposition groove 2, so that the forming roller shaft 4 can transmit force to the cold heading forming seat 1 in multiple directions when impacted, preventing force from being concentrated on the transposition shaft 3 to cause deformation or breakage.

[0020] The multi-station cold heading forming device for machining relates to the technical field of machining, and relates to a multi-station cold heading forming device.

[0021] Unless otherwise specified and limited, in the present application, if there are terms such as "length", "width", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", "clockwise", "counterclockwise", "axial", "radial", "circumferential", etc. Indicating the orientation or positional relationship is based on the actual orientation or positional relationship shown, and is only for the convenience of describing the present application and simplifying the description, and therefore the orientation or positional relationship described in the present application is only used for exemplary description, and cannot be understood as a limitation on the present patent. For ordinary skilled persons in the art, the specific meaning of the above terms can be understood in combination with the embodiments and according to the specific circumstances.

[0022] Unless otherwise specified and limited, in the present application, if there are terms such as "setting", "connection" and "connection", they should be understood broadly, for example, they can be fixedly connected, or they can be detachably connected, or integrally connected; It can be directly connected, or indirectly connected through an intermediate medium, or the communication between the two elements inside. For ordinary skilled persons in the art, the specific meaning of the above terms in the present application can be understood according to the specific circumstances.

[0023] The above describes the preferred embodiments of the present application in detail. It should be understood that those skilled in the art can make many modifications and changes without creative labor according to the concept of the present application. Therefore, any technical solution obtained by logical analysis, reasoning or limited experiment on the basis of the prior art according to the concept of the present application shall be within the protection scope determined by the claims.

Claims

1. A multi-station cold heading forming device for machining, comprising a cold heading forming seat, characterized in that: The cold heading forming seat is provided with a roll shaft transposition slot with a notch upward, a transposition shaft with an axis horizontally arranged is rotationally connected in the roll shaft transposition slot, a forming roll shaft partially extending out of the notch is connected in series on the transposition shaft, four forming grooves with equal interval angles are arranged on the side surface of the forming roll shaft, a positioning groove is arranged in the middle between two adjacent forming grooves and is also arranged on the side surface of the forming roll shaft, a positioning protrusion is inserted in the two lower positioning grooves and can be pulled out, two installation holes extending at an angle of 45° are arranged on the bottom of the cold heading forming seat, a movable block is slidably connected in the installation hole, the positioning protrusion is arranged on one end of the movable block, a plug block is arranged on the other end of the movable block and is fixed in the installation hole, an elastic member is arranged between the plug block and the movable block, a first limiting hole extending along the sliding direction of the movable block is arranged on the cold heading forming seat, a limiting column is slidably connected in the first limiting hole, one end of the limiting column is connected to the movable block, a joint plate moving up and down is slidably connected on the cold heading forming seat, a second limiting hole horizontally extending is arranged on the joint plate, the limiting column is also slidably connected in the second limiting hole, a linear reciprocating motion mechanism controlling the movement of the joint plate is arranged on the joint plate, and one end of the transposition shaft is drivingly connected with a power assembly controlling the rotation.

2. The multi-station cold heading device for machining according to claim 1, characterized in that: The power assembly comprises a driven gear drivingly connected on the transposition shaft, a driving gear meshing with the driven gear, a motor drivingly connected with the driving gear and controlling the rotation, and the motor is arranged on the cold heading forming seat.

3. The multi-station cold heading device for machining according to claim 1 or 2, characterized in that: The linear reciprocating motion mechanism comprises a pneumatic push rod or a hydraulic push rod.

4. The multi-station cold heading device for machining according to claim 1, characterized in that: The elastic member is a compression spring with one end abutting against the movable block and the other end abutting against the plug block.

5. The multi-station cold heading device for machining according to claim 1, characterized in that: The forming roll shaft is adaptively installed in the roll shaft transposition slot.

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