CN211889310U

CN211889310U - Gear machining clamp

Info

Publication number: CN211889310U
Application number: CN202020533413.7U
Authority: CN
Inventors: 骆艳
Original assignee: Chongqing Aiyou Industrial Co ltd
Current assignee: Chongqing Aiyou Industrial Co ltd
Priority date: 2020-04-13
Filing date: 2020-04-13
Publication date: 2020-11-10
Anticipated expiration: 2030-04-13

Abstract

The utility model discloses a gear machining anchor clamps, including the install bin, the inside of install bin is provided with the motor, one side of install bin is provided with the switch of being connected with the motor electricity, the top of install bin is provided with the mounting bracket, and the mounting bracket is the fretwork shape, the output shaft top of motor run through install bin roof and mounting bracket in proper order and with first gear connection, the top middle part bilateral symmetry of mounting bracket is provided with two sets of second gears, second gear lateral wall is connected with link mechanism's one end, link mechanism's the other end and the mounting bracket are kept away from the one end of install bin and are connected, link mechanism's middle part is provided with the grip block. Has the advantages that: the product deformation caused by overlarge pressure is avoided, so that the clamping is tighter, and further, the safety accident caused by the flying-out of the product is avoided; through setting up the grip block to the stability of gear centre gripping is guaranteed in the centre gripping work of carrying on that can be fine, avoids arousing the unnecessary loss, and then guarantees the production efficiency of enterprise.

Description

Gear machining clamp

Technical Field

The utility model relates to an anchor clamps field particularly, relates to a gear machine tooling anchor clamps.

Background

The gear is a mechanical element with teeth on the wheel rim capable of continuously meshing to transmit motion and power, and is a mechanical part with teeth capable of meshing with each other. At present, when a gear is machined by a gear machine, the gear is clamped by a traditional hydraulic or pneumatic chuck, the product is easily deformed due to overlarge pressure, the product is not tightly clamped due to the undersize, the product flies out and even safety accidents are caused, the clamping block is single in model, the gear cannot be clamped well, the gear is not clamped stably, and even unnecessary loss is caused.

An effective solution to the problems in the related art has not been proposed yet.

SUMMERY OF THE UTILITY MODEL

To the problem among the correlation technique, the utility model provides a gear machining anchor clamps to overcome the above-mentioned technical problem that current correlation technique exists.

Therefore, the utility model discloses a specific technical scheme as follows:

the utility model provides a gear machining anchor clamps, includes the install bin, and the inside of install bin is provided with the motor, and one side of install bin is provided with the switch of being connected with the motor electricity, and the top of install bin is provided with the mounting bracket, and the mounting bracket is the fretwork shape, and the output shaft top of motor runs through install bin roof and mounting bracket in proper order and with first gear connection, and the top middle part bilateral symmetry of mounting bracket is provided with two sets of second gears, and second gear lateral wall is connected with link mechanism's one end, and one of them the second gear with first gear meshes mutually, and link mechanism's the other end and the one end that the install bin was kept away from to the mounting bracket are connected, and link mechanism.

Further, in order to make link mechanism and first gear and second gear cooperation use, guarantee that the second gear can drive the grip block motion smoothly through link mechanism, make traditional hydraulic pressure or pneumatic chuck centre gripping change into gear and connecting rod cooperation and carry out the centre gripping, thereby avoid the product deformation that pressure too big arouses, make the centre gripping inseparabler, and then avoided the product departure and arouse the incident, link mechanism includes the first connecting rod of one end and second gear lateral wall connection, the other end of first connecting rod and the one end swing joint of second connecting rod, the other end of second connecting rod is connected with the one end of third connecting rod and the one end of grip block in proper order, the one end swing joint that the install bin was kept away from to the other end of third connecting rod and mounting bracket.

Further, in order to make a plurality of movable strips can hug closely the cladding between waiting to process the gear side, and then increase grip block and the area of contact of waiting to process the gear side, and then can be fine carry out centre gripping work, guarantee the stability of gear centre gripping, avoid arousing the unnecessary loss, and then guarantee the production efficiency of enterprise, a plurality of flutings have evenly been seted up to the inboard of grip block, the inside interlude of fluting is provided with movable strip, pass through spring coupling between movable strip and the inside bottom of fluting.

Furthermore, in order to increase the friction force between the movable strip and the side face of the gear to be processed and further ensure the stability of clamping the gear, the end, away from the groove, of the movable strip is provided with a non-slip mat.

Furthermore, in order to enable the plurality of movable strips to be matched with the side surface of the gear to be machined in an unfolding shape, the contact area between the clamping block and the side surface of the gear to be machined is increased as much as possible, so that the clamping work can be well carried out, the stability of clamping the gear is ensured, and the plurality of grooves are arranged in a rectangular shape.

Furthermore, in order to enable the first gear to smoothly drive the second gear to move and further enable the gear machining clamp to normally operate, the modulus of the first gear is the same as that of the second gear, and the diameter of the addendum circle of the first gear is smaller than that of the addendum circle of the second gear.

The utility model has the advantages that:

1. by arranging the motor, the first gear, the second gear and the connecting rod mechanism, when the gear is processed by the gear machine, the traditional clamping of a hydraulic or pneumatic chuck is changed into the clamping of the gear and the connecting rod in a matching way, so that the product deformation caused by overlarge pressure is avoided, the clamping is tighter, and the safety accident caused by the flying-out of the product is avoided; through setting up the grip block to the stability of gear centre gripping is guaranteed in the centre gripping work of carrying on that can be fine, avoids arousing the unnecessary loss, and then guarantees the production efficiency of enterprise.

2. Through setting up link mechanism to make link mechanism and first gear and second gear cooperation use, guarantee that the second gear can drive the grip block motion smoothly through link mechanism, make and change traditional hydraulic pressure or pneumatic chuck centre gripping into gear and connecting rod cooperation and carry out the centre gripping, thereby avoid the product deformation that pressure too big arouses, make the centre gripping inseparabler, and then avoided the product departure and cause the incident.

3. Through setting up the grip block to make a plurality of movable strips can hug closely the cladding between waiting to process the gear side, and then increase the grip block and wait to process the area of contact of gear side, and then can be fine carry out centre gripping work, guarantee the stability of gear centre gripping, avoid arousing the unnecessary loss, and then guarantee the production efficiency of enterprise.

Drawings

In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings required to be used in the embodiments will be briefly described below, and it is obvious that the drawings in the following description are only some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to these drawings without creative efforts.

Fig. 1 is a schematic structural view of a gear machining jig according to an embodiment of the present invention;

fig. 2 is a schematic structural view of a mounting bracket of a gear machining fixture according to an embodiment of the present invention;

FIG. 3 is an enlarged view of a portion of FIG. 1 at A;

fig. 4 is a distribution diagram of a slotting of a gear machining fixture according to an embodiment of the present invention.

In the figure:

1. installing a box; 2. a motor; 3. a switch; 4. a mounting frame; 5. a first gear; 6. a second gear; 7. a link mechanism; 701. a first link; 702. a second link; 703. a third link; 8. a clamping block; 801. grooving; 802. a movable bar; 803. a spring; 804. a non-slip mat.

Detailed Description

For further explanation of the embodiments, the drawings are provided as part of the disclosure and serve primarily to illustrate the embodiments and, together with the description, to explain the principles of operation of the embodiments, and to provide further explanation of the invention and advantages thereof, it will be understood by those skilled in the art that various other embodiments and advantages of the invention are possible, and that elements in the drawings are not to scale and that like reference numerals are generally used to designate like elements.

According to the utility model discloses an embodiment provides a gear machining anchor clamps.

Referring now to the drawings and the detailed description, as shown in fig. 1-4, a gear machining fixture according to an embodiment of the present invention includes a mounting box 1, a motor 2 and a controller (the controller is a PLC) disposed inside the mounting box 1 and located at one side of the motor 2 for controlling the rotation direction and rotation time of the motor 2, a switch 3 electrically connected to the motor 2 is disposed at one side of the mounting box 1, a mounting frame 4 is disposed at the top end of the mounting box 1, the mounting frame 4 is hollow, the top end of an output shaft of the motor 2 sequentially penetrates through the top wall of the mounting box 1 and the mounting frame 4 and is connected to a first gear 5, two sets of second gears 6 are symmetrically disposed at two sides of the middle portion of the top end of the mounting frame 4, the side walls of the second gears 6 are connected to one end of a link mechanism 7, one of the second gears 6 is engaged with the first gear 5, the other end of the link mechanism 7 is connected to one end of the mounting, the middle part of the link mechanism 7 is provided with a clamping block 8.

By means of the technical scheme, the motor 2, the first gear 5, the second gear 6 and the link mechanism 7 are arranged, so that when the gear is machined by the gear machine, the traditional hydraulic or pneumatic chuck clamping is changed into the clamping of matching the gear and the link, the product deformation caused by overlarge pressure is avoided, the clamping is tighter, and the safety accident caused by the flying-out of the product is avoided; through setting up grip block 8 to the stability of gear centre gripping is guaranteed in the work of carrying on centre gripping that can be fine, avoids arousing the unnecessary loss, and then guarantees the production efficiency of enterprise.

In an embodiment, for the link mechanism 7, the link mechanism 7 includes a first link 701 having one end connected to a side wall of the second gear 6, the other end of the first link 701 is movably connected to one end of a second link 702, the other end of the second link 702 is sequentially connected to one end of a third link 703 and one end of a clamping block 8, and the other end of the third link 703 is movably connected to one end of the mounting frame 4 away from the mounting box 1, so that the link mechanism 7 is used in cooperation with the first gear 5 and the second gear 6, and it is ensured that the second gear 6 can smoothly drive the clamping block 8 to move through the link mechanism 7, so that the traditional hydraulic or pneumatic chuck clamping is changed into gear and link cooperation for clamping, thereby avoiding product deformation caused by excessive pressure, making clamping tighter, and further avoiding safety accidents caused by product flying out.

In an embodiment, for above-mentioned grip block 8, a plurality of flutings 801 have evenly been seted up to the inboard of grip block 8, the inside interlude of fluting 801 is provided with activity strip 802, be connected through spring 803 between activity strip 802 and the inside bottom of fluting 801, thereby make a plurality of activity strips 802 can hug closely the cladding with waiting to process between the gear side, and then increase grip block 8 and the area of contact of waiting to process the gear side, and then the work of centre gripping that carries on that can be fine, guarantee the stability of gear centre gripping, avoid arousing unnecessary loss, and then guarantee the production efficiency of enterprise.

In one embodiment, for the movable strip 802, a non-slip pad 804 is disposed at an end of the movable strip 802 away from the slot 801, so as to increase friction between the movable strip 802 and a side surface of the gear to be processed, thereby ensuring stability of clamping the gear.

In one embodiment, for the above-mentioned slots 801, the slots 801 are arranged in a rectangular shape, so that the movable strips 802 are matched with the side surface of the gear to be processed in an unfolded shape, thereby increasing the contact area between the clamping block 8 and the side surface of the gear to be processed as much as possible, further performing clamping work well, and ensuring the stability of clamping the gear.

In one embodiment, for the first gear 5, the module of the first gear 5 is the same as that of the second gear 6, and the diameter of the addendum circle of the first gear 5 is smaller than that of the second gear 6, so that the first gear 5 can smoothly drive the second gear 6 to move, and the gear machining fixture can normally operate.

For the convenience of understanding the technical solution of the present invention, the following detailed description is made on the working principle or the operation mode of the present invention in the practical process.

In practical application, when the gear machine needs to be clamped, a worker drives the motor 2 through the control switch 3, the first gear 5 located on the output shaft of the motor 2 is driven to rotate anticlockwise through the movement of the motor 2, so as to drive the second gear 6 meshed with the first gear 5 to rotate anticlockwise, so as to drive the other second gear 6 to rotate clockwise, so as to drive the first connecting rod 701 to move clockwise, so as to drive the second connecting rod 702 to move clockwise, so as to drive the third connecting rod 703 to move clockwise, so as to drive the clamping block 8 to move rightward, when the movable strip 802 on the clamping block 8 contacts with the side surface of the gear to be machined, the movable strip 802 in the middle of the clamping block 8 moves towards the inner side groove 801 under the action of the spring 803, the movable strip 802 on the top and the bottom of the clamping block 8 has a smaller contact surface contacting with the side surface of the gear to be machined, and the movable strip 802 has a smaller movement amplitude towards the inner side groove 801, the side face of the gear to be processed is tightly attached and coated, and the friction force between the movable strip 802 and the side face of the gear to be processed is increased through the anti-slip pads 804 arranged on the movable strip 802, so that the clamping block 8 can clamp the gear machine; when the clamping gear machine needs to be stopped, the worker only needs to control the first gear 5 to move clockwise, and then the clamping gear machine can be stopped.

In summary, with the aid of the technical solution of the present invention, by providing the motor 2, the first gear 5, the second gear 6 and the link mechanism 7, when the gear is processed by the gear machine, the traditional hydraulic or pneumatic chuck clamping is changed into gear and link rod matching clamping, so as to avoid the deformation of the product caused by excessive pressure, make the clamping more compact, and further avoid the safety accident caused by the flying-out of the product; through setting up grip block 8 to the stability of gear centre gripping is guaranteed in the work of carrying on centre gripping that can be fine, avoids arousing the unnecessary loss, and then guarantees the production efficiency of enterprise. Include the first connecting rod 701 that one end is connected with 6 lateral walls of second gear through setting up link mechanism 7, the other end of first connecting rod 701 and the one end swing joint of second connecting rod 702, the other end of second connecting rod 702 is connected with the one end of third connecting rod 703 and the one end of grip block 8 in proper order, the one end swing joint of installation case 1 is kept away from with mounting bracket 4 to the other end of third connecting rod 703, thereby make link mechanism 7 and first gear 5 and the cooperation of second gear 6 use, guarantee that second gear 6 can drive grip block 8 through link mechanism 7 and move smoothly, make traditional hydraulic pressure or pneumatic chuck centre gripping change into gear and connecting rod cooperation and carry out the centre gripping, thereby avoid the too big product deformation that causes of pressure, make the centre gripping inseparabler, and then avoided the product to fly out and cause the incident. Through evenly seting up a plurality of flutings 801 in grip block 8's inboard, the inside interlude of fluting 801 is provided with activity strip 802, be connected through spring 803 between the inside bottom of activity strip 802 and fluting 801, thereby make a plurality of activity strips 802 can hug closely the cladding between waiting to process the gear side, and then increase grip block 8 and the area of contact of waiting to process the gear side, and then the work of centre gripping that carries on that can be fine, guarantee the stability of gear centre gripping, avoid arousing unnecessary loss, and then guarantee the production efficiency of enterprise. Through setting up slipmat 804 and keeping away from the one end of fluting 801 at activity strip 802 to increase the frictional force of activity strip 802 and pending gear side, and then guarantee the stability of gear centre gripping. Through setting up a plurality of flutings 801 that the rectangle was arranged to make a plurality of movable strips 802 and wait to process the gear side and expand the shape identical, thereby increase the area of contact of grip block 8 and waiting to process the gear side as far as, and then can be fine carry out the centre gripping work, guarantee the stability of gear centre gripping. The modulus of the first gear 5 is the same as that of the second gear 6, and the diameter of the addendum circle of the first gear 5 is smaller than that of the addendum circle of the second gear 6, so that the first gear 5 can smoothly drive the second gear 6 to move, and the gear machining clamp can normally run.

In the present invention, unless otherwise expressly stated or limited, the terms "mounted," "disposed," "connected," "fixed," "screwed" and the like are to be construed broadly, e.g., as meaning fixedly connected, detachably connected, or integrally formed; can be mechanically or electrically connected; they may be directly connected or indirectly connected through an intermediate medium, and may be connected through the inside of two elements or in an interaction relationship between two elements, unless otherwise specifically defined, and the specific meaning of the above terms in the present invention will be understood by those skilled in the art according to specific situations.

The above description is only a preferred embodiment of the present invention, and should not be taken as limiting the invention, and any modifications, equivalent replacements, improvements, etc. made within the spirit and principle of the present invention should be included in the protection scope of the present invention.

Claims

1. The gear machining clamp comprises an installation box (1) and is characterized in that a motor (2) is arranged inside the installation box (1), a switch (3) electrically connected with the motor (2) is arranged on one side of the installation box (1), an installation frame (4) is arranged at the top end of the installation box (1), the installation frame (4) is in a hollow shape, the top end of an output shaft of the motor (2) sequentially penetrates through the top wall of the installation box (1) and the installation frame (4) and is connected with a first gear (5), two groups of second gears (6) are symmetrically arranged on two sides of the middle of the top end of the installation frame (4), the side wall of each second gear (6) is connected with one end of a connecting rod mechanism (7), one of the second gears (6) is meshed with the first gear (5), the other end of the connecting rod mechanism (7) is connected with one end, far away from the installation box (1), of the installation frame (4), and a clamping block (8) is arranged in the middle of the connecting rod mechanism (7).

2. The gear machining clamp according to claim 1, wherein the link mechanism (7) comprises a first connecting rod (701) with one end connected with the side wall of the second gear (6), the other end of the first connecting rod (701) is movably connected with one end of a second connecting rod (702), the other end of the second connecting rod (702) is sequentially connected with one end of a third connecting rod (703) and one end of the clamping block (8), and the other end of the third connecting rod (703) is movably connected with one end of the mounting frame (4) far away from the mounting box (1).

3. The gear machining clamp according to claim 1, wherein a plurality of grooves (801) are uniformly formed in the inner side of the clamping block (8), movable strips (802) are inserted into the grooves (801), and the movable strips (802) are connected with the inner bottom ends of the grooves (801) through springs (803).

4. A gear machining clamp according to claim 3, characterized in that the end of the movable bar (802) remote from the slot (801) is provided with a non-slip pad (804).

5. A gear machining clamp according to claim 3, characterized in that a plurality of said slots (801) are arranged in a rectangular pattern.

6. A gear machining fixture according to claim 1, characterized in that the module of the first gear (5) is the same as the module of the second gear (6), and the tip circle diameter of the first gear (5) is smaller than the tip circle diameter of the second gear (6).