CN220597587U - Gear production is with heat treatment device - Google Patents

Abstract

The utility model discloses a heat treatment device for gear production, which comprises a lower limiting plate, wherein an upper limiting plate is arranged at the top of the lower limiting plate, positioning rods are fixedly connected to the bottom of the upper limiting plate, the number of the positioning rods is two, the two positioning rods are symmetrically distributed about the central line of the upper limiting plate, a limiting mechanism is arranged between the upper limiting plate and the lower limiting plate, a transmission mechanism is arranged at the bottom of the lower limiting plate, the limiting mechanism comprises a through groove and a positioning groove, the positioning groove is arranged at the outer side of the positioning rods, and the two positioning grooves are arranged. According to the gear component clamping device, the limiting mechanism is arranged, the upper limiting plate can be driven to move downwards by pressing the upper limiting plate and is matched with the lower limiting plate to clamp and fix the gear component, the upper limiting plate can be automatically clamped and limited, and the upper limiting plate can be unlocked by rotating the knob through the transmission mechanism, so that the gear component can be conveniently taken out, and the device is simple in structure.

Description

Gear production is with heat treatment device

Technical Field

The utility model relates to the field of heat treatment devices, in particular to a heat treatment device for gear production.

Background

Currently, gear transmission is one of the most widely used transmission forms in mechanical transmission. The device has the advantages of accurate transmission, high efficiency, compact structure, reliable work and long service life. In order to increase the service life of the gear, heat treatment is required in the gear machining process.

The utility model discloses a Chinese patent with publication number of CN210237711U, which discloses a heat treatment device for producing a transmission gear, and the heat treatment device comprises a plurality of turntables, wherein a lower limiting plate (1) and an upper limiting plate are arranged between any two turntables which are close to each other, the upper limiting plate is positioned above the lower limiting plate, two mounting posts are fixedly arranged on the bottom side of the upper limiting plate, two mounting grooves are formed in the top side of the lower limiting plate, the bottom ends of the two mounting posts respectively extend into the two mounting grooves, two grooves are formed in the inner walls of the mounting grooves, and the same fixing post is fixedly arranged on the inner walls of the top side and the bottom side of the grooves.

However, the above patent suffers from the following disadvantages:

1. the device is characterized in that the mounting posts are pressed to move the pressing plates to move downwards, so that the two pushing plates are mutually close to each other to press the mounting posts, and finally the device and the gear are fixed through the clamping connection of the clamping rods and the clamping grooves;

2. in the above patent, the clamping rod is moved out of the clamping groove by pushing the pressing rod, so that the device is unlocked, but the upper limit plate is required to be manually moved upwards to detach or mount the gear, so that the using steps of the device are increased, and the detaching and mounting efficiency of the gear is reduced.

Disclosure of Invention

The utility model aims to provide a heat treatment device for gear production, which can drive an upper limiting plate to move downwards and be matched with a lower limiting plate to clamp and fix a gear piece by arranging a limiting mechanism, and the upper limiting plate can be automatically clamped and limited, and can be unlocked by rotating a knob by arranging a transmission mechanism, so that the gear piece can be conveniently taken out, and the device has a simple structure so as to solve the defects in the technology.

In order to achieve the above object, the present utility model provides the following technical solutions: the utility model provides a gear production is with heat treatment device, includes down the limiting plate, limiting plate top is equipped with the limiting plate down, go up limiting plate bottom fixedly connected with locating lever, locating lever quantity is established to two, two the locating lever is about last limiting plate central line symmetric distribution, be equipped with stop gear between last limiting plate and the limiting plate down, the limiting plate bottom is equipped with drive mechanism down.

Preferably, the limiting mechanism comprises two through grooves and positioning grooves, the positioning grooves are arranged on the outer side of the positioning rod, the two positioning grooves are symmetrically distributed about the center line of the positioning rod, the number of each positioning groove is multiple, the positioning grooves are distributed in a linear array, the through grooves are arranged on the surface of the limiting plate, the through grooves are arranged through the limiting plate, the number of the through grooves is two, the two through grooves are respectively matched with the two positioning rods, annular grooves are formed in the bottom of the through groove, first sliding grooves are formed in two sides of the annular grooves, clamping rods are slidably arranged in the first sliding grooves, limiting grooves are formed in the bottoms of the clamping rods, one ends of the clamping rods are provided with first reset springs, and the other ends of the clamping rods are matched with the positioning grooves;

above-mentioned clamping lever one end is equipped with the inclined plane, can drive the locating lever through pressing the limiting plate and run through the inslot downwardly moving, the constant head tank in the locating lever outside can extrude the inclined plane in the locating lever outside this moment to make the clamping lever slide in to first spout and compress first reset spring, thereby can not influence the locating lever downwardly moving, until being close to each other and spacing the gear piece down between limiting plate, the locating lever if want to upwards move this moment, first reset spring extrudees clamping lever and constant head tank looks joint, thereby can prevent locating lever and last limiting plate upwards move, thereby accomplish the device to the fixed of gear piece.

Preferably, the transmission mechanism comprises a mounting plate and two elliptical rings, the number of the elliptical rings is two, the two elliptical rings are respectively arranged in the two annular grooves, the top of the elliptical rings is matched with the limiting grooves, the mounting plate is U-shaped, two ends of the mounting plate are fixedly connected with the bottom of the lower limiting plate, through grooves are formed in the surface of the mounting plate, the number of the through grooves is two, the two through grooves are respectively coaxially distributed with the two through grooves, connecting pipes are fixedly connected to the inner sides of the through grooves, driven toothed rings are rotatably arranged on the outer sides of the connecting pipes, the top of each driven toothed ring is fixedly connected with the elliptical rings, driving gears are meshed between the two driven toothed rings, a rotating shaft is fixedly connected to the bottom of each driving gear, the bottom of each rotating shaft penetrates through the mounting plate, the rotating shaft is rotatably connected with the mounting plate, and a knob is fixedly connected to the bottom of each rotating shaft;

the driving gear is driven to rotate through the rotating knob, and then the two driven toothed rings are driven to rotate simultaneously, the elliptical rings can be driven to rotate through the driven toothed rings, so that the two longer ends of the elliptical rings respectively squeeze the inner walls of the two clamping rod bottom limiting grooves, and the two clamping rods are driven to be separated from the positioning grooves to be clamped simultaneously, and at the moment, the positioning rods and the upper limiting plates can move upwards, so that the fixed gear parts can be taken out.

Preferably, a second reset spring is sleeved outside the positioning rod, the top of the second reset spring is propped against the upper limiting plate, and the bottom of the second reset spring is propped against the lower limiting plate;

through setting up second reset spring, when two draw-in bars break away from the joint with the constant head tank, second reset spring can extrude the automatically upward movement of limiting plate to need not artifical manual drive and go up the limiting plate upward movement, and then conveniently install subsequent gear spare.

Preferably, a positioning mechanism is arranged between the driving gear and the mounting plate, the positioning mechanism comprises a second chute and clamping grooves, the second chute is arranged at the bottom of the driving gear, two second chutes are symmetrically distributed about a gear center line, the clamping grooves are arranged at the top of the mounting plate, the number of the clamping grooves is four, the four clamping grooves are distributed around the center of the driving gear, balls are slidably arranged in the second chute, one side of each ball is provided with an extrusion spring, one end of each extrusion spring is propped against the inner wall of the second chute, the other end of each extrusion spring is propped against each ball, and the balls are matched with the clamping grooves;

through setting up positioning mechanism, can drive the rotation of second spout when the driving gear rotates, when the position of second spout matches with the draw-in groove position, can make ball bottom and draw-in groove looks card sum through extrusion spring extrusion ball to can carry out spacingly to the driving gear when the elliptical ring rotates to suitable position, thereby avoid the elliptical ring to rotate at arbitrary angle, the arcwall face of ball bottom simultaneously and the card sum of draw-in groove are not firm, thereby can make ball and draw-in groove break away from when increasing moment of torsion rotation driving gear, and get back to in the second spout.

Preferably, a limiting protrusion is arranged between the two positioning rods, the top of the limiting protrusion is fixedly connected with the upper limiting plate, and the limiting protrusion and the upper limiting plate are coaxially distributed;

the limiting protrusion can penetrate through the central hole of the gear piece, so that the gear piece can be prevented from sliding between the upper limiting plate and the lower limiting plate.

In the technical scheme, the utility model has the technical effects and advantages that:

1. through setting up stop gear, can drive the upper limiting plate and move down and cooperate the lower limiting plate to carry out the centre gripping to the gear piece fixedly through pressing the upper limiting plate, and the upper limiting plate can automatic joint spacing, thereby can make the upper limiting plate release the locking through rotatory knob through setting up drive mechanism to conveniently take out the gear piece, and device simple structure;

2. when the second reset spring is arranged to unlock the upper limiting plate, the upper limiting plate automatically moves upwards, so that a worker can be prevented from manually moving upwards to place the gear piece again, and the fixing efficiency of the device is improved.

Drawings

In order to more clearly illustrate the embodiments of the present application or the technical solutions in the prior art, the drawings that are needed in the embodiments will be briefly described below, and it is obvious that the drawings in the following description are only some embodiments described in the present utility model, and other drawings may be obtained according to these drawings for a person having ordinary skill in the art.

FIG. 1 is a schematic diagram of the overall structure of the present utility model;

FIG. 2 is a schematic view of a positioning mechanism according to the present utility model;

FIG. 3 is a schematic view of a limiting mechanism according to the present utility model;

FIG. 4 is a schematic view of a connection structure of a driven toothed ring and an elliptical ring according to the present utility model;

FIG. 5 is a schematic view of a clamping rod according to the present utility model;

FIG. 6 is an enlarged view of the structure of portion B of FIG. 2 in accordance with the present utility model;

fig. 7 is an enlarged view of the structure of the portion a of fig. 3 according to the present utility model.

Reference numerals illustrate:

1. a lower limit plate; 2. an upper limit plate; 3. a positioning rod; 4. a limiting mechanism; 41. a through groove; 42. a positioning groove; 43. an annular groove; 44. a first chute; 45. a clamping rod; 46. a limit groove; 47. a first return spring; 5. a transmission mechanism; 51. a mounting plate; 52. an elliptical ring; 53. a connecting pipe; 54. a driven toothed ring; 55. a drive gear; 56. a rotating shaft; 57. a knob; 6. a second return spring; 7. a positioning mechanism; 71. a second chute; 72. a clamping groove; 73. a ball; 74. extruding a spring; 8. and a limit protrusion.

Detailed Description

The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.

The utility model provides a heat treatment device for gear production, which is shown in figures 1-7, and comprises a lower limiting plate 1, wherein an upper limiting plate 2 is arranged at the top of the lower limiting plate 1, positioning rods 3 are fixedly connected to the bottom of the upper limiting plate 2, the number of the two positioning rods 3 is two, the two positioning rods 3 are symmetrically distributed about the central line of the upper limiting plate 2, a limiting mechanism 4 is arranged between the upper limiting plate 2 and the lower limiting plate 1, and a transmission mechanism 5 is arranged at the bottom of the lower limiting plate 1.

Further, in the above technical solution, the limiting mechanism 4 includes a through groove 41 and a positioning groove 42, the positioning groove 42 is disposed on the outer side of the positioning rod 3, the positioning grooves 42 are two groups, the two groups of positioning grooves 42 are symmetrically distributed about the center line of the positioning rod 3, each group of positioning grooves 42 is multiple, the positioning grooves 42 are distributed in a linear array, the through groove 41 is disposed on the surface of the limiting plate, the through groove 41 is disposed through the limiting plate, the number of the through grooves 41 is two, the two through grooves 41 are respectively matched with the two positioning rods 3, an annular groove 43 is disposed at the bottom of the through groove 41, first sliding grooves 44 are disposed on two sides of the annular groove 43, a clamping rod 45 is disposed at the bottom of the clamping rod 45 in a sliding manner, a first reset spring 47 is disposed at one end of the clamping rod 45, and the other end of the clamping rod 45 is matched with the positioning groove 42.

Further, in the above technical scheme, the transmission mechanism 5 includes mounting panel 51 and elliptical ring 52, elliptical ring 52 quantity is set up to two, two elliptical ring 52 sets up respectively in two ring grooves 43 inside, elliptical ring 52 top and spacing groove 46 phase-match, mounting panel 51 sets up to the U-shaped, mounting panel 51 both ends all with lower limiting plate 1 bottom fixed connection, the through groove has been seted up on mounting panel 51 surface, through groove quantity is set up to two, two through grooves respectively with two through groove 41 coaxial distribution, through inslot fixedly connected with connecting pipe 53, the connecting pipe 53 outside rotates and is provided with driven ring gear 54, driven ring gear 54 top and elliptical ring 52 fixed connection, two meshing is provided with driving gear 55 between the driven ring gear 54, driving gear 55 bottom fixedly connected with pivot 56, pivot 56 bottom runs through mounting panel 51 setting, pivot 56 and mounting panel 51 rotation connection, pivot 56 bottom fixedly connected with knob 57.

Furthermore, in the above technical scheme, the outer side of the positioning rod 3 is sleeved with a second return spring 6, the top of the second return spring 6 is propped against the upper limiting plate 2, and the bottom of the second return spring 6 is propped against the lower limiting plate 1.

Further, in the above technical solution, a positioning mechanism 7 is disposed between the driving gear 55 and the mounting plate 51, the positioning mechanism 7 includes a second chute 71 and a clamping groove 72, the second chute 71 is disposed at the bottom of the driving gear 55, two second chutes 71 are symmetrically distributed about the gear center line, the clamping grooves 72 are disposed at the top of the mounting plate 51, the number of the clamping grooves 72 is four, four clamping grooves 72 are all distributed around the center of the driving gear 55, balls 73 are slidably disposed in the second chute 71, a pressing spring 74 is disposed on one side of the balls 73, one end of the pressing spring 74 abuts against the inner wall of the second chute 71, the other end of the pressing spring 74 abuts against the balls 73, and the balls 73 are matched with the clamping grooves 72.

Further, in the above technical scheme, a limiting protrusion 8 is arranged between the two positioning rods 3, the top of the limiting protrusion 8 is fixedly connected with the upper limiting plate 2, and the limiting protrusions 8 and the upper limiting plate 2 are coaxially distributed.

The working principle of the utility model is as follows:

referring to fig. 1-7 of the specification, when the device is used, firstly, a gear piece is placed on the surface of the lower limiting plate 1, then the positioning rod 3 can be driven to move downwards in the through groove 41 by pressing the upper limiting plate 2, at the moment, the positioning groove 42 on the outer side of the positioning rod 3 can squeeze the inclined surface on the outer side of the positioning rod 3, so that the clamping rod 45 slides into the first sliding groove 44 and compresses the first return spring 47, the positioning rod 3 cannot be influenced to move downwards until the upper limiting plate 2 and the lower limiting plate 1 are close to each other and limit the gear piece, at the moment, if the positioning rod 3 wants to move upwards, the clamping rod 45 is clamped with the positioning groove 42 by the first return spring 47, so that the positioning rod 3 and the upper limiting plate 2 can be prevented from moving upwards, the device can be fixed to the gear piece, the driving gear 55 can be driven to rotate by the rotary knob 57, the driving gear 52 can be driven to rotate by the rotary shaft 56, the driven toothed rings 54 can be driven to rotate, the two longer ends of the elliptical rings 52 can respectively squeeze the inner walls 46 of the bottom 45 of the two clamping rods 45, and the two toothed rings 45, and the two clamping rods 45 can be separated from the positioning rod 2 and the positioning rod 2 can be taken out to be fixed by the positioning rod 2;

referring to fig. 1-7 of the specification, when the device is in use, by arranging the second return spring 6, when the two clamping rods 45 are separated from the positioning groove 42, the second return spring 6 can extrude the upper limiting plate 2 to automatically move upwards, so that the upper limiting plate 2 is not required to be manually driven to move upwards, further the subsequent gear piece is conveniently installed, the second sliding groove 71 is driven to rotate when the driving gear 55 rotates, when the position of the second sliding groove 71 is matched with the position of the clamping groove 72, the bottom of the ball 73 can be clamped with the clamping groove 72 by extruding the ball 73 through the extrusion spring 74, so that the driving gear 55 can be limited when the elliptical ring 52 rotates to a proper position, the elliptical ring 52 is prevented from rotating at any angle, and meanwhile, the arc surface at the bottom of the ball 73 is not firmly clamped with the clamping groove 72, so that the ball 73 is separated from the clamping groove 72 when the driving gear 55 is rotated by increasing torque, and the ball 73 is returned to the second sliding groove 71.

Standard parts used in the utility model can be purchased from the market, special-shaped parts can be customized according to the description of the specification and the drawings, the specific connection modes of all parts adopt conventional means such as mature bolts, rivets and welding in the prior art, the machinery, the parts and the equipment adopt conventional models in the prior art, and the circuit connection adopts conventional connection modes in the prior art, so that the details are not described.

Although the present utility model has been described with reference to the foregoing embodiments, it will be apparent to those skilled in the art that modifications may be made to the embodiments described, or equivalents may be substituted for elements thereof, and any modifications, equivalents, improvements and changes may be made without departing from the spirit and principles of the present utility model.

Claims (6)

1. The utility model provides a gear production is with heat treatment device, includes limiting plate (1), its characterized in that: the utility model discloses a lower limiting plate (1), including locating lever (3), locating lever (3) and lower limiting plate (1), locating lever (2) bottom fixedly connected with locating lever (3), locating lever (3) quantity is established to two, two locating lever (3) are about last limiting plate (2) central line symmetric distribution, be equipped with stop gear (4) between last limiting plate (2) and lower limiting plate (1), lower limiting plate (1) bottom is equipped with drive mechanism (5).

2. The heat treatment device for gear production according to claim 1, wherein: stop gear (4) are including running through groove (41) and constant head tank (42), constant head tank (42) set up in the locating lever (3) outside, two sets of locating tank (42) are established to two sets of locating lever (3) central line symmetric distribution, every set of locating tank (42) quantity is established to a plurality of constant head tank (42) are linear array distribution, run through groove (41) set up in the limiting plate surface, run through groove (41) run through the limiting plate setting, run through groove (41) quantity is established to two, two run through groove (41) respectively with two locating levers (3) assorted, annular groove (43) have been seted up to run through groove (41) bottom, first spout (44) have all been seted up to annular groove (43) both sides, first spout (44) inside slip is provided with clamping lever (45), limiting groove (46) have been seted up to clamping lever (45) bottom, clamping lever (45) one end is equipped with first reset spring (47), other end (45) phase-match with locating lever (42).

3. The heat treatment device for gear production according to claim 1, wherein: the transmission mechanism (5) comprises a mounting plate (51) and an elliptical ring (52), the number of the elliptical rings (52) is two, the two elliptical rings (52) are respectively arranged inside two annular grooves (43), the top of each elliptical ring (52) is matched with a limiting groove (46), the mounting plate (51) is arranged into a U shape, two ends of the mounting plate (51) are fixedly connected with the bottom of the lower limiting plate (1), through grooves are formed in the surface of the mounting plate (51), the number of the through grooves is two, the two through grooves are respectively coaxially distributed with the two through grooves (41), connecting pipes (53) are fixedly connected to the inner sides of the through grooves, driven toothed rings (54) are rotatably arranged on the outer sides of the connecting pipes (53), driven toothed rings (54) are fixedly connected with the elliptical rings (52), driving gears (55) are meshed between the driven toothed rings (54), rotary shafts (56) are fixedly connected with the bottoms of the driving gears (55), the bottoms of the rotary shafts (56) penetrate through the mounting plate (51), and the bottoms of the rotary shafts (56) are fixedly connected with rotary shafts (56).

4. The heat treatment device for gear production according to claim 1, wherein: the outer side of the positioning rod (3) is sleeved with a second reset spring (6), the top of the second reset spring (6) is propped against the upper limiting plate (2), and the bottom of the second reset spring (6) is propped against the lower limiting plate (1).

5. A heat treatment apparatus for gear production according to claim 3, wherein: the gear positioning device is characterized in that a positioning mechanism (7) is arranged between the driving gear (55) and the mounting plate (51), the positioning mechanism (7) comprises a second sliding groove (71) and clamping grooves (72), the second sliding groove (71) is arranged at the bottom of the driving gear (55), the two second sliding grooves (71) are symmetrically distributed about a gear center line, the clamping grooves (72) are formed in the top of the mounting plate (51), the number of the clamping grooves (72) is four, the four clamping grooves (72) are distributed around the center of the driving gear (55), balls (73) are arranged in the second sliding groove (71) in a sliding mode, one side of each ball (73) is provided with a pressing spring (74), one end of each pressing spring (74) is abutted against the inner wall of the second sliding groove (71), the other end of each pressing spring (74) is abutted against each ball (73), and the balls (73) are matched with the corresponding clamping grooves (72).

6. The heat treatment device for gear production according to claim 1, wherein: a limiting bulge (8) is arranged between the two positioning rods (3), the top of the limiting bulge (8) is fixedly connected with the upper limiting plate (2), and the limiting bulge (8) and the upper limiting plate (2) are coaxially distributed.