Automatic feeding and discharging mechanism for pin bush quenching

Abstract

The utility model discloses an automatic feeding and discharging mechanism for pin bush quenching, which comprises a mechanical arm, a mounting frame is arranged on the mechanical arm, side frames are fixedly mounted on two side surfaces of the mounting frame, two movable grooves are respectively formed in the side frames, and a first clamping hand and a second clamping hand are respectively and movably mounted in the movable grooves. A clamping driving mechanism is arranged in a mounting frame on a mechanical arm, a plurality of first clamping hands are indirectly and synchronously driven to move rightwards in corresponding movable grooves, a plurality of second clamping hands are synchronously driven to move leftwards in the corresponding movable grooves, and under the matching action of the corresponding first clamping hands and the second clamping hands, the clamping hands are clamped in the corresponding movable grooves. The pin bushes are clamped between the two rubber layers, so that the four pin bushes are synchronously clamped at a time, the feeding and discharging work efficiency in the pin bush quenching process is improved, and compared with a traditional manual feeding and discharging mode, the mode in the scheme reduces the labor intensity.

Description

TECHNICAL FIELD

[0001] The utility model relates to a feeding and discharging equipment technical field especially relates to a pin bush quenching automatic feeding and discharging mechanism. BACKGROUND

[0002] Pin bush is one of the common parts in mechanical equipment, usually used for the fixation and positioning of bearings or connecting pieces, and the pin bush needs to be quenched during the machining process, and the pin bush quenching is a kind of heat treatment process for improving the hardness and wear resistance of the pin bush.

[0003] In the existing pin bush quenching process, manual feeding and discharging are usually used, which increases the labor intensity of workers and is very time-consuming and laborious, therefore, the pin bush quenching automatic feeding and discharging mechanism is proposed to solve the above problems. UTILITY MODEL CONTENT

[0004] In view of the deficiencies of the prior art, the utility model provides a pin bush quenching automatic feeding and discharging mechanism to solve the above problems.

[0005] In order to achieve the above purpose, the utility model adopts the following technical scheme:

[0006] A pin bush quenching automatic feeding and discharging mechanism, comprising a mechanical arm, a mounting frame is arranged on the mechanical arm, side frames are fixedly installed on the two side surfaces of the mounting frame, two movable grooves are respectively formed in the side frames, first clamping hands and second clamping hands are respectively movably installed in the movable grooves, a same first connecting plate is fixedly installed between the two corresponding first clamping hands, a same second connecting plate is fixedly installed between the two corresponding second clamping hands, a same first rack is fixedly installed between the two first connecting plates, a same second rack is fixedly installed between the two second connecting plates, a bottom frame is fixedly installed on the inner wall of the mounting frame, and a clamping driving mechanism for the first rack and the second rack is arranged on the bottom frame.

[0007] Preferably, the two side frames on the mounting frame are symmetrically arranged, and the cross section of the mounting frame is arranged in a shape of a Chinese character.

[0008] Preferably, the two movable grooves on the side frame are symmetrically arranged, and the cross section of the movable groove is arranged in a convex structure.

[0009] Preferably, the first clamping hand and the second clamping hand are provided with rubber layers on the side close to each other, and the rubber layers are arranged in a U-shaped structure, so as to increase the friction force generated by the contact between the two rubber layers and the pin bush.

[0010] Preferably, the clamping driving mechanism comprises a motor, a rotating rod and a gear, one side of the base frame is fixedly provided with the motor, one end of the output shaft of the motor is fixedly provided with the rotating rod, the other end of the rotating rod is rotatably arranged on the inner wall of one side of the base frame, the rotating rod is fixedly provided with the gear, and the gear is meshed with the first rack and the second rack.

[0011] Preferably, the bottom side of the mounting frame is provided with two limiting grooves, respectively, two first limiting blocks and two second limiting blocks are movably arranged in the limiting grooves, respectively, the corresponding two first limiting blocks are fixedly connected with the first connecting plate, and the corresponding two second limiting blocks are fixedly connected with the second connecting plate, so as to conveniently limit the first connecting plate and the second connecting plate, respectively, and prevent deviation during movement.

[0012] The pin sleeve quenching automatic feeding and discharging mechanism has the advantages that: the clamping driving mechanism arranged in the mounting frame on the mechanical arm indirectly synchronously drives a plurality of first clamping hands to move rightwards in the corresponding movable grooves, simultaneously synchronously drives a plurality of second clamping hands to move leftwards in the corresponding movable grooves, and the pin sleeve is clamped between the two rubber layers under the cooperation of the corresponding first clamping hands and second clamping hands, so that the four pin sleeves are clamped at one time, the feeding and discharging work efficiency in the pin sleeve quenching process is improved, and the labor intensity is reduced compared with the traditional manual feeding and discharging mode, meanwhile, the automatic feeding and discharging in the pin sleeve quenching process is realized, which is very time-saving and labor-saving. BRIEF DESCRIPTION OF DRAWINGS

[0013] Figure 1 It is a three-dimensional structure schematic view of the utility model;

[0014] Figure 2 It is a mounting frame bottom view partial section structure schematic view of the utility model;

[0015] Figure 3 It is a three-dimensional structure schematic view of the utility model Figure 2 It is a structure schematic view of part A of the utility model.

[0016] In the drawing: 1, mechanical arm; 2, mounting frame; 3, side frame; 4, movable groove; 5, first clamping hand; 6, second clamping hand; 7, rubber layer; 8, first connecting plate; 9, second connecting plate; 10, first rack; 11, second rack; 12, base frame; 13, motor; 14, rotating rod; 15, gear; 16, limiting groove; 17, first limiting block; 18, second limiting block. DETAILED DESCRIPTION

[0017] With reference to the drawings of the embodiments of the present application, the technical solutions in the embodiments of the present application will be clearly and completely described. Obviously, the described embodiments are only part of the embodiments of the present application, rather than all the embodiments. Based on the embodiments of the present application, all other embodiments obtained by those skilled in the art without creative labor fall within the scope of the present application.

[0018] Embodiment: Refer to Figures 1-3 The application discloses a pin sleeve quenching automatic feeding and discharging mechanism which comprises a mechanical arm 1, an installation rack 2 arranged on the mechanical arm 1, side racks 3 fixedly arranged on the two side surfaces of the installation rack 2, two movable grooves 4 respectively arranged on the side racks 3, first clamping hands 5 and second clamping hands 6 respectively movably arranged in the movable grooves 4, a same first connecting plate 8 fixedly arranged between the two corresponding first clamping hands 5, a same second connecting plate 9 fixedly arranged between the two corresponding second clamping hands 6, a same first rack 10 fixedly arranged between the two first connecting plates 8, a same second rack 11 fixedly arranged between the two second connecting plates 9, a bottom frame 12 fixedly arranged on the inner wall of the installation rack 2, a clamping driving mechanism for the first rack 10 and the second rack 11 arranged on the bottom frame 12, a motor 13 fixedly arranged on one side of the bottom frame 12, one end of a rotating rod 14 fixedly arranged on the output shaft of the motor 13, the other end of the rotating rod 14 rotatably arranged on the inner wall of one side of the bottom frame 12, a gear 15 fixedly arranged on the rotating rod 14, the gear 15 being engaged with the first rack 10 and the second rack 11, and the four first clamping hands 5 and the four second clamping hands 6 being simultaneously clamped on four pin sleeves through the clamping driving mechanism.

[0019] Further, the two side racks 3 on the installation rack 2 are symmetrically arranged, and the cross section of the installation rack 2 is in a shape of a Chinese character.

[0020] Further, the two movable grooves 4 on the side rack 3 are symmetrically arranged, and the cross section of the movable groove 4 is in a convex shape.

[0021] Further, the side, close to each other, of the first clamping hand 5 and the second clamping hand 6 is provided with a rubber layer 7, and the rubber layer 7 is in a U shape, so that the friction force generated by the contact between the two rubber layers 7 and the pin sleeve is increased.

[0022] Further, two limiting grooves 16 are respectively arranged on the bottom side of the installation rack 2, two first limiting blocks 17 and two second limiting blocks 18 are respectively movably arranged in the limiting grooves 16, the two corresponding first limiting blocks 17 are fixedly connected with the first connecting plate 8, and the two corresponding second limiting blocks 18 are fixedly connected with the second connecting plate 9, so that the first connecting plate 8 and the second connecting plate 9 are respectively limited, and the deviation of the first connecting plate 8 and the second connecting plate 9 during movement is prevented.

[0023] In use: by operating the mechanical arm 1, the mounting frame 2 is moved to the appropriate position of the pin sleeve to be fed, by opening the motor 13, the rotating rod 14 drives the gear 15 to rotate, since the gear 15 is engaged with the first rack 10 and the second rack 11, in turn, drives the two first connecting plates 8 to move to the right, and the two second connecting plates 9 to move to the left, in turn, synchronously drives a plurality of first clamping hands 5 to move to the right in the corresponding movable slot 4, and simultaneously synchronously drives a plurality of second clamping hands 6 to move to the left in the corresponding movable slot 4, at this time, under the cooperation of the corresponding first clamping hand 5 and the second clamping hand 6, the pin sleeve is clamped between the two rubber layers 7, thereby completing the clamping of four pin sleeves at a time, then operating the mechanical arm 1 to feed the clamped four pin sleeves, and then quenching, after the quenching of the pin sleeve is completed, repeat the operation to realize the unloading of the quenched pin sleeve.

[0024] In summary, by arranging the clamping driving mechanism in the mounting frame 2 on the mechanical arm 1, a plurality of first clamping hands 5 are indirectly synchronously driven to move to the right in the corresponding movable slot 4, and a plurality of second clamping hands 6 are synchronously driven to move to the left in the corresponding movable slot 4, under the cooperation of the corresponding first clamping hand 5 and the second clamping hand 6, the pin sleeve is clamped between the two rubber layers 7, thereby completing the clamping of four pin sleeves at a time, improving the feeding and discharging efficiency during the quenching of the pin sleeve, compared with the traditional manual feeding and discharging mode, the mode in the case reduces the labor intensity, and realizes the automatic feeding and discharging during the quenching of the pin sleeve, which is very time-saving and labor-saving.

[0025] It should be noted that, in the present text, relational terms such as first and second and the like can only be used to distinguish one entity or operation from another entity or operation, without necessarily requiring or implying that there is any such actual relationship or order between these entities or operations. Moreover, the terms "comprising", "including" or any other variant thereof are intended to cover non-exclusive inclusion, so that a process, method, article or apparatus including a series of elements includes not only those elements, but also other elements not explicitly listed, or inherent to such a process, method, article or apparatus.

[0026] Although the embodiments of the present application have been shown and described, it will be understood by those skilled in the art that various changes, modifications, substitutions and variations can be made to these embodiments without departing from the principles and spirit of the present application, and the scope of the present application is defined by the appended claims and their equivalents.

Claims

1. A pin sleeve quenching automatic feeding and discharging mechanism, comprising a mechanical arm (1), characterized in that, The mechanical arm (1) is provided with a mounting frame (2), both sides of the mounting frame (2) are fixedly provided with side frames (3), two movable grooves (4) are respectively arranged on the side frames (3), first clamping hands (5) and second clamping hands (6) are respectively movably arranged in the movable grooves (4), a same first connecting plate (8) is fixedly arranged between the corresponding two first clamping hands (5), a same second connecting plate (9) is fixedly arranged between the corresponding two second clamping hands (6), a same first rack (10) is fixedly arranged between the two first connecting plates (8), a same second rack (11) is fixedly arranged between the two second connecting plates (9), a bottom frame (12) is fixedly arranged on the inner wall of the mounting frame (2), and a clamping driving mechanism for the first rack (10) and the second rack (11) is arranged on the bottom frame (12).

2. The automatic feeding and discharging mechanism for pin bush quenching according to claim 1, characterized in that, The two side frames (3) on the mounting frame (2) are symmetrically arranged, and the cross section of the mounting frame (2) is arranged in a shape of a Chinese character.

3. The automatic feeding and discharging mechanism for pin bush quenching according to claim 1, characterized in that, The two movable grooves (4) on the side frame (3) are symmetrically arranged, and the cross section of the movable groove (4) is arranged in a convex structure.

4. The automatic feeding and discharging mechanism for pin bush quenching according to claim 1, characterized in that, The first clamping hand (5) and the second clamping hand (6) are provided with rubber layers (7) on the sides close to each other, and the rubber layers (7) are arranged in a U-shaped structure.

5. The automatic feeding and discharging mechanism for pin bush quenching according to claim 1, characterized in that, The clamping driving mechanism comprises a motor (13), a rotating rod (14) and a gear (15), one side of the bottom frame (12) is fixedly provided with the motor (13), one end of the rotating rod (14) is fixedly arranged on the output shaft of the motor (13), the other end of the rotating rod (14) is rotatably arranged on the inner wall of one side of the bottom frame (12), the gear (15) is fixedly arranged on the rotating rod (14), and the gear (15) is engaged with the first rack (10) and the second rack (11).

6. The automatic feeding and discharging mechanism for pin bush quenching according to claim 1, characterized in that, Two limiting grooves (16) are respectively arranged on the bottom side of the mounting frame (2), two first limiting blocks (17) and two second limiting blocks (18) are respectively movably arranged in the limiting grooves (16), the corresponding two first limiting blocks (17) are fixedly connected with the first connecting plate (8), and the corresponding two second limiting blocks (18) are fixedly connected with the second connecting plate (9).

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