CN210938970U

CN210938970U - Be used for general tool of precision finishing

Info

Publication number: CN210938970U
Application number: CN201922087032.0U
Authority: CN
Inventors: 陈井美; 汪淡钟
Original assignee: Suzhou Nuohai Precision Industry Technology Co ltd
Current assignee: Suzhou kaipa Precision Technology Co.,Ltd.
Priority date: 2019-11-28
Filing date: 2019-11-28
Publication date: 2020-07-07
Anticipated expiration: 2029-11-28

Abstract

The utility model discloses a be used for general tool of precision finishing, concretely relates to tool technical field, the on-line screen storage device comprises a base, the top of base is equipped with the fixed block, the quantity of fixed block is two, two first mounting groove has all been seted up to the one end of fixed block opposite face, the inner wall of first mounting groove is rotated through the bearing and is connected with the transmission shaft, the fixed surface of transmission shaft is connected with the gear, and the fixed surface of gear is connected with the link. The utility model discloses a rotate one of them gear for one of them gear drives another gear revolve, thereby make two gears drive two links and rotate with fast simultaneously, and make two links drive two fixed rolls and remove, thereby change the distance between two fixed rolls, with the circular tube type work piece that adapts to equidimension not, thereby can realize can be according to the corresponding regulation of the size of circular tube type work piece, and improved the purpose of equipment suitability.

Description

Be used for general tool of precision finishing

Technical Field

The utility model relates to a tool technical field, more specifically say, the utility model relates to a be used for general tool of precision finishing.

Background

The term "jig" is a word that the japanese characters are directly turned over and enter the continent along with the great amount of japan merchants, and the "jig" also enters the continent, so the jig is a typical foreign word called a jig, for example: two screws are required to be arranged on an electric appliance product, an operator presses the product with the left hand and holds the screwdriver with the right hand, so that the short-time operation can be realized, the worker is excessively tired after a long time, the efficiency and the quality are reduced, and the automatic smelting tool is required to be fixed for the precision machining smelting tool.

However, in the prior art, when the circular tube type workpiece is actually used, the circular tube type workpiece is not conveniently adjusted according to the size of the circular tube, so that the adaptability of the equipment is low.

SUMMERY OF THE UTILITY MODEL

In order to overcome the above-mentioned defect of prior art, the embodiment of the utility model provides a be used for general tool of precision finishing, the utility model aims to solve the technical problem that: the applicability of the device is reduced because the adjustment can not be carried out according to the size of the circular tube type workpiece.

In order to achieve the above object, the utility model provides a following technical scheme: the utility model provides a be used for general tool of precision finishing, includes the base, the top of base is equipped with the fixed block, the quantity of fixed block is two, two first mounting groove has all been seted up to the one end of fixed block opposite face, the inner wall of first mounting groove rotates through the bearing and is connected with the transmission shaft, the fixed surface of transmission shaft is connected with the gear, and the fixed surface of gear is connected with the link, the inner wall of connection at first mounting groove is all rotated on the surface of gear and link, the one end fixedly connected with fixation roller of fixed block, two are kept away from to the link the face that deviates from of fixed block equally divide other fixedly connected with cylinder, and cylinder fixed connection is at the top of base.

When using, through rotating one of them gear, make one of them gear drive another gear revolve, thereby make two gears rotate with fast simultaneously, make when two gears rotate with fast simultaneously, can drive two links and rotate with fast simultaneously, and make two links drive two fixed rolls and remove, thereby change the distance between two fixed rolls, with the circular tube type work piece that adapts to equidimension not, it is close to each other to drive two fixed blocks through the cylinder, and make four fixed rolls carry out the centre gripping with circular tube type work piece, and the surface of fixed roll is equipped with the rubber layer, make and can prevent circular tube type work piece from rotating when centre gripping circular tube type work piece, thereby play the more stable purpose of centre gripping.

In a preferred embodiment, the number of the gears is four, every two gears are in one group, each group of the gears are located inside the same first mounting groove, and the two gears in each group are meshed with each other, so that when one of the gears is driven to rotate, one of the gears drives the other gear to rotate, the two gears drive the connecting frame to rotate at the same speed, and therefore the distance between the two fixed rollers is changed to adapt to circular tube type workpieces with different sizes.

In a preferred embodiment, motor support fixedly connected with positive and negative motor is passed through at the top of fixed block, the inside second mounting groove of having seted up of base, one of them the transmission shaft runs through and extends to the inside of second mounting groove, the output shaft fixedly connected with worm of positive and negative motor, and the worm passes through the bearing and rotates the inner wall of connecting at the second mounting groove, the surface toothing of worm has the worm wheel, worm wheel fixed connection is on the surface of transmission shaft for when adjusting the distance between the fixed roller, drive the worm through positive and negative motor and rotate, make the worm drive the worm wheel and rotate, thereby make the worm wheel drive the transmission shaft and rotate, through the transmission of transmission shaft, make the worm wheel drive one of them gear revolve, thereby make positive and negative motor cooperation worm and worm wheel can provide power for the rotation of one of them gear.

In a preferred embodiment, the bottom fixedly connected with stopper of fixed block, the spacing groove has been seted up at the top of fixed block, stopper sliding connection is at the inner wall of spacing groove, and the stopper is the I shape structure, the shape of stopper and the shape sliding fit of spacing groove for make through the stopper cooperation spacing groove for the I shape and to prescribe a limit to the removal of fixed block, make the fixed block can steadily remove at the during operation, prevent the fixed block off tracking.

In a preferred embodiment, the fixed roller is of a circular tube type structure, and a rubber layer is fixedly connected to the surface of the fixed roller, so that the fixed roller can be attached to the surface of the circular tube type workpiece, and the rubber layer matched with the surface of the fixed roller can increase the friction force between the fixed roller and the circular tube type workpiece, so that the circular tube type workpiece can be prevented from rotating when the fixed roller clamps the circular tube type workpiece.

In a preferred embodiment, two the stopper to the equal fixedly connected with buffer board between opposite, two the buffer board has spacing frame to the equal sliding connection in opposite, spacing frame fixed connection is at the inner wall of spacing groove, two the equal fixed connection damping spring of one end that the stopper was kept away from to the buffer board, and damping spring keeps away from the inner wall of one end fixed connection at spacing frame of buffer board, when two fixed blocks are close to each other, can drive two stoppers and be close to each other to make the stopper drive two buffer boards crisscross each other in the inside of spacing frame, and make buffer board extrusion damping spring, can reduce the extrusion force between two sets of fixed rollers through buffer board cooperation spacing frame and damping spring, avoided because thrust is too big and cause the damage to the inner structure of work piece.

In a preferred embodiment, the two buffer plates are arranged in a staggered manner up and down, so that when the two limit blocks are close to each other, the length of the buffer plates does not influence the close of the limit blocks.

In a preferred embodiment, a stopper is fixedly connected to each of the two buffer plates at one end close to the limiting frame, so that the buffer plates can be prevented from being drawn out from the inner wall of the limiting frame.

The utility model discloses a technological effect and advantage:

1. the two connecting frames are driven by the two gears to rotate at the same speed, and the two connecting frames drive the two fixed rollers to move, so that the distance between the two fixed rollers is changed to adapt to round pipe type workpieces with different sizes, and accordingly adjustment according to the size of the round pipe type workpiece can be correspondingly achieved, and the purpose of improving the applicability of equipment is achieved;

2. drive two buffer boards through two stoppers and crisscross each other in the inside of spacing frame, and make the buffer board extrude damping spring, can reduce the thrust that two cylinders promote two fixed blocks and exert through buffer board cooperation spacing frame and damping spring, thereby make the extrusion force between two sets of fixation rollers that can reduce, thereby realized having avoided because thrust is too big and cause the purpose of damage to the inner structure of work piece, compared with the prior art, the extrusion force between the fixation roller has been reduced, avoided because thrust is too big and cause the damage to the inner structure of work piece.

Drawings

Fig. 1 is a front sectional view of the overall structure of the present invention.

Fig. 2 is a schematic structural view of the fixing roller of the present invention.

Fig. 3 is a front sectional view of the worm structure of the present invention.

Fig. 4 is a partial front view of the worm structure of the present invention.

Fig. 5 is a front sectional view of the structure of the limiting frame of the present invention.

The reference signs are: 1. a base; 2. a fixed block; 3. a first mounting groove; 4. a drive shaft; 5. a gear; 6. a connecting frame; 7. a fixed roller; 8. a cylinder; 9. a limiting block; 10. a limiting groove; 11. a buffer plate; 12. a limiting frame; 13. a damping spring; 14. a positive and negative motor; 15. a second mounting groove; 16. a worm; 17. a worm gear.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

The utility model provides a be used for general tool of precision finishing, including base 1, base 1's top is equipped with fixed block 2, the quantity of fixed block 2 is two, two first mounting groove 3 has all been seted up to the one end of the 2 opposite faces of fixed block, the inner wall of first mounting groove 3 rotates through the bearing and is connected with transmission shaft 4, the fixed surface of transmission shaft 4 is connected with gear 5, and gear 5's fixed surface is connected with link 6, the inner wall of connection at first mounting groove 3 is all rotated on the surface of gear 5 and link 6, link 6 keeps away from the one end fixedly connected with fixation roller 7 of fixed block 2, two other fixedly connected with cylinder 8 is equallyd divide to the face that deviates from of fixed block 2, and cylinder 8 fixed connection is at base 1's top.

The number of the gears 5 is four, every two gears 5 are in one group, each group of the gears 5 are located in the same first installation groove 3, and the two gears 5 in each group are meshed with each other.

The top of fixed block 2 is passed through motor support fixedly connected with positive and negative motor 14, base 1 is inside to have seted up second mounting groove 15, one of them transmission shaft 4 runs through and extends to the inside of second mounting groove 15, positive and negative motor 14's output shaft fixedly connected with worm 16, and worm 16 passes through the bearing and rotates the inner wall of connecting at second mounting groove 15, the surface toothing of worm 16 has worm wheel 17, worm wheel 17 fixed connection is on the surface of transmission shaft 4.

The bottom fixedly connected with stopper 9 of fixed block 2, spacing groove 10 has been seted up at the top of fixed block 2, stopper 9 sliding connection is at the inner wall of spacing groove 10, and stopper 9 is the I shape structure, the shape of stopper 9 and the shape sliding fit of spacing groove 10.

The fixed roller 7 is of a circular tube type structure, and a rubber layer is fixedly connected to the surface of the fixed roller 7.

Two stopper 9 to equal fixedly connected with buffer board 11 between opposite, two buffer board 11 has spacing frame 12 to equal sliding connection opposite, spacing frame 12 fixed connection is at the inner wall of spacing groove 10, two the equal fixed connection damping spring 13 of one end that stopper 9 was kept away from to buffer board 11, and damping spring 13 keeps away from the inner wall of the one end fixed connection at spacing frame 12 of buffer board 11.

The two buffer plates 11 are arranged in a vertically staggered manner.

Two the equal fixedly connected with dog of one end that buffer board 11 is close to spacing frame 12.

As shown in fig. 1 to 5, the embodiment specifically is: when in use, one gear 5 rotates to drive the other gear 5 to rotate, so that the two gears 5 rotate at the same speed at the same time, so that when the two gears 5 rotate at the same speed at the same time, the two connecting frames 6 are driven to rotate at the same speed at the same time, and the two connecting frames 6 drive the two fixed rollers 7 to move, thereby changing the distance between the two fixed rollers 7 to adapt to circular tube type workpieces with different sizes, driving the two fixed blocks 2 to approach each other through the air cylinder 8, and the four fixed rollers 7 clamp the circular tube type workpiece, and the surface of the fixed rollers 7 is provided with a rubber layer, so that the circular tube type workpiece can be prevented from rotating when being clamped, thereby achieving the purpose of more stable clamping, the embodiment specifically solves the problem that the applicability of equipment is reduced because the adjustment according to the size of the circular tube type workpiece cannot be carried out in the prior art;

when the two fixing blocks 2 approach each other, the two limiting blocks 9 are driven to approach each other, and the limiting blocks 9 drive the two buffer plates 11 to stagger each other inside the limiting frame 12, and the buffer plates 11 are driven to extrude the damping springs 13, the extrusion force between the two groups of fixed rollers 7 can be reduced by matching the buffer plates 11 with the limiting frames 12 and the damping springs 13, the damage to the internal structure of a workpiece caused by overlarge thrust is avoided, the two buffer plates 11 are arranged in a vertically staggered manner, when the two limit blocks 9 are close to each other, the length of the buffer plate 11 does not affect the mutual close of the limit blocks 9, and one end of the buffer plate 11 close to the limit frame 12 is fixedly connected with a stop block, so that the buffer plate 11 can be prevented from being drawn out from the inner wall of the limit frame 12, the embodiment specifically solves the problem that the extrusion force in the prior art is large and the inside of a workpiece is easily damaged.

The utility model discloses the theory of operation:

referring to the attached drawings 1-5 in the specification, one gear 5 is rotated to drive the other gear 5 to rotate, so that the two gears 5 drive the two connecting frames 6 to simultaneously rotate at the same speed, and the two connecting frames 6 drive the two fixed rollers 7 to move, so that the distance between the two fixed rollers 7 is changed to adapt to circular tube type workpieces with different sizes, and accordingly, the purposes of correspondingly adjusting the circular tube type workpieces according to the sizes of the circular tube type workpieces and improving the applicability of equipment can be achieved;

referring to the attached drawings 1-5 of the specification, two limiting blocks 9 drive two buffer plates 11 to be mutually staggered inside a limiting frame 12, the buffer plates 11 extrude damping springs 13, and thrust applied by two cylinders 8 to push two fixing blocks 2 can be reduced by matching the limiting frame 12 and the damping springs 13 with the buffer plates 11, so that extrusion force between two groups of fixing rollers 7 can be reduced, and the purpose of avoiding damage to the internal structure of a workpiece due to overlarge thrust is achieved.

The points to be finally explained are: first, in the description of the present application, it should be noted that, unless otherwise specified and limited, the terms "mounted," "connected," and "connected" should be understood broadly, and may be a mechanical connection or an electrical connection, or a communication between two elements, and may be a direct connection, and "upper," "lower," "left," and "right" are only used to indicate a relative positional relationship, and when the absolute position of the object to be described is changed, the relative positional relationship may be changed;

secondly, the method comprises the following steps: in the drawings of the disclosed embodiments of the present invention, only the structures related to the disclosed embodiments are referred to, and other structures can refer to the common design, and under the condition of no conflict, the same embodiment and different embodiments of the present invention can be combined with each other;

and finally: the above description is only for the 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 utility model provides a be used for general tool of precision finishing, includes base (1), its characterized in that: the top of base (1) is equipped with fixed block (2), the quantity of fixed block (2) is two, two first mounting groove (3) have all been seted up to the one end of fixed block (2) opposite face, the inner wall of first mounting groove (3) rotates through the bearing and is connected with transmission shaft (4), the fixed surface of transmission shaft (4) is connected with gear (5), and the fixed surface of gear (5) is connected with link (6), the inner wall of connection in first mounting groove (3) is all rotated on the surface of gear (5) and link (6), the one end fixedly connected with dancer (7) of fixed block (2) are kept away from in link (6), two the face that deviates from of fixed block (2) is equallyd divide do not fixedly connected with cylinder (8), and cylinder (8) fixed connection is at the top of base (1).

2. The universal jig for precision machining according to claim 1, wherein: the number of the gears (5) is four, every two gears (5) are in one group, each group of the gears (5) are located in the same first mounting groove (3), and the two gears (5) in each group are meshed with each other.

3. The universal jig for precision machining according to claim 1, wherein: the top of fixed block (2) is through motor support fixedly connected with positive and negative motor (14), base (1) is inside to have seted up second mounting groove (15), one of them transmission shaft (4) run through and extend to the inside of second mounting groove (15), the output shaft fixedly connected with worm (16) of positive and negative motor (14), and worm (16) rotate the inner wall of connecting in second mounting groove (15) through the bearing, the surface meshing of worm (16) has worm wheel (17), worm wheel (17) fixed connection is on the surface of transmission shaft (4).

4. The universal jig for precision machining according to claim 1, wherein: the bottom fixedly connected with stopper (9) of fixed block (2), spacing groove (10) have been seted up at the top of fixed block (2), stopper (9) sliding connection is at the inner wall of spacing groove (10), and stopper (9) are the I shape structure, the shape of stopper (9) and the shape sliding fit of spacing groove (10).

5. The universal jig for precision machining according to claim 1, wherein: the fixed roller (7) is of a circular tube type structure, and a rubber layer is fixedly connected to the surface of the fixed roller (7).

6. The universal jig for precision machining according to claim 4, wherein: two equal fixedly connected with buffer board (11), two of stopper (9) to between opposite buffer board (11) to opposite equal sliding connection have spacing frame (12), spacing frame (12) fixed connection is at the inner wall of spacing groove (10), two the equal fixed connection damping spring (13) of one end of stopper (9) are kept away from in buffer board (11), and damping spring (13) keep away from the inner wall of one end fixed connection at spacing frame (12) of buffer board (11).

7. The universal jig for precision machining according to claim 6, wherein: the two buffer plates (11) are arranged in a vertically staggered mode.

8. The universal jig for precision machining according to claim 6, wherein: two the equal fixedly connected with dog of one end that buffer board (11) are close to spacing frame (12).