CN216178627U

CN216178627U - T-shaped clamping mould capable of reducing stress of outer circle

Info

Publication number: CN216178627U
Application number: CN202122652515.8U
Authority: CN
Inventors: 李志东
Original assignee: Suzhou Wulaisheng Electromechanical Technology Co ltd
Current assignee: Suzhou Wulaisheng Electromechanical Technology Co ltd
Priority date: 2021-11-02
Filing date: 2021-11-02
Publication date: 2022-04-05
Anticipated expiration: 2031-11-02

Abstract

The utility model relates to the technical field of clamping jigs, and discloses a T-shaped clamping jig capable of reducing excircle stress, wherein a connecting ring is arranged above a base, a gland nut is movably arranged on the upper surface of the connecting ring, a fixing component is arranged in the base and comprises a motor, the output end of the motor is fixedly connected with a driving gear, the outer surface of the driving gear is movably sleeved with a transmission belt, driven gears are arranged at the front and rear parts of the driving gear, one side of each driven gear is fixedly connected with a first connecting shaft, the other side of the first connecting shaft is fixedly connected with a second connecting shaft, the outer surfaces of the first connecting shaft and the second connecting shaft are movably sleeved with connecting blocks, the connecting blocks are fixedly connected to the lower surface of a limiting plate, placing components with different specifications can be fixed through the fixing component according to different processing requirements, the reinforcing ring is clamped through the limiting plate, and clamping deformation of parts can be avoided, the parts with different outer diameters and different heights can be fixed through the placement assembly, and the practicability of the device is improved.

Description

T-shaped clamping mould capable of reducing stress of outer circle

Technical Field

The utility model relates to the technical field of clamping dies, in particular to a T-shaped clamping die capable of reducing stress of an outer circle.

Background

Before a workpiece is machined, the workpiece must be enabled to occupy a certain correct position on a machine tool or in a clamp, the process is called positioning, in order to prevent the positioned workpiece from displacing under the action of cutting force and keep the workpiece at the correct position all the time in the machining process, the workpiece needs to be pressed and clamped firmly, the process is called clamping, the whole process of positioning and clamping is called clamping together, however, the wall of the part is thin and easy to deform under the action of the clamping force in the clamping process, a cylindrical hole is obtained after an inner hole is ground on the machine tool, but after the part is taken down by loosening a clamping jaw, the part is changed into an arc triangle due to elastic recovery, so that the required machining precision cannot be achieved, most of the existing clamping molds are not easy to fix parts of different specifications, and the practicability is poor. Therefore, the technical personnel in the field provide a T-shaped clamping mould capable of reducing the force applied to the outer circle so as to solve the problems in the background technology.

SUMMERY OF THE UTILITY MODEL

The utility model aims to provide a T-shaped clamping mould capable of reducing the stress of an outer circle, wherein placing components with different specifications can be fixed through a fixing component according to different processing requirements, the stress of the outer circle of a part can be reduced through a limiting plate clamping reinforcing ring, further, the part clamping deformation is avoided, parts with different outer diameters and different heights can be fixed through the placing component, and the practicability of the device is further improved.

The purpose of the utility model can be realized by the following technical scheme:

the utility model provides a can reduce T type clamping mould of excircle atress, the on-line screen storage device comprises a base, the equal rigid coupling of both sides face front and back end of base has the installation piece, the upper surface bilateral symmetry of base is provided with the limiting plate, the top of base is provided with the go-between, the last surface movable mounting of go-between has gland nut, the internally mounted of base has fixed subassembly, fixed subassembly includes the motor, the output rigid coupling of motor has the driving gear, driving belt has been cup jointed in the surface activity of driving gear, the front and back of driving gear all is provided with driven gear, one side rigid coupling of driven gear has first connecting axle, the opposite side rigid coupling of first connecting axle has the second connecting axle, the equal activity of surface of first connecting axle and second connecting axle has cup jointed the connecting block, the connecting block rigid coupling is in the lower surface of limiting plate.

As a still further scheme of the utility model: the upper surface of base is provided with places the subassembly, places the subassembly and includes the beaded finish, and the equal rigid coupling in internal surface both sides of beaded finish has the fixed plate, and the inside movable mounting of beaded finish has the movable plate, and the movable plate rigid coupling has cup jointed the ball in the lower surface of go-between in the surface equidistance activity of movable plate, and the surface one end of ball is provided with metal shrapnel.

As a still further scheme of the utility model: the outer surfaces of the first connecting shaft and the second connecting shaft are provided with reverse threads, and the inner surface of the connecting block is provided with threads matched with the first connecting shaft.

As a still further scheme of the utility model: the inside of base is provided with the mounting groove, and driving gear, driven gear and driving belt all are located inside the mounting groove, and driving gear and driven gear are connected to driving belt.

As a still further scheme of the utility model: the lower ends of the two side faces of the moving plate are fixedly connected with limit blocks, and the limit blocks are movably arranged inside the fixed plate.

As a still further scheme of the utility model: the surface equidistance of movable plate is provided with the spacing groove, and the ball is located the inside of spacing groove, and the other end rigid coupling of metal shrapnel in the inner wall of spacing groove.

As a still further scheme of the utility model: the internal surface equidistance of beaded finish is provided with the recess, and the size and the ball phase-match of recess.

As a still further scheme of the utility model: the outer surface of the moving plate is attached to the inner surface of the reinforcing ring, and the moving plate is located between the two fixing plates.

Compared with the prior art, the utility model has the beneficial effects that:

1. the placing components with different specifications can be fixed through the fixing component according to different processing requirements, so that the working efficiency of the device is improved, the reinforcing ring is clamped through the limiting plate, a part is not directly clamped, the stress of the outer circle of the part can be reduced, and the part is prevented from being clamped and deformed;

2. can fix the part of the not co-altitude of external diameter through placing the subassembly, cooperation gland nut fixed part can reduce radial atress, further enlarges the application range of device, improves the practicality of device.

Drawings

FIG. 1 is a schematic structural view of a T-shaped clamping fixture capable of reducing the stress of an outer circle;

FIG. 2 is a schematic structural diagram of a fixing component in a T-shaped clamping fixture capable of reducing the stress of an outer circle;

FIG. 3 is a schematic structural diagram of a placement component in a T-shaped clamping fixture capable of reducing the stress of an outer circle;

fig. 4 is a schematic structural diagram of a groove and a connecting ring in a T-shaped clamping mould capable of reducing the external circle stress.

In the figure: 1. a base; 2. mounting blocks; 3. a fixing assembly; 31. a motor; 32. a driving gear; 33. a driven gear; 34. a drive belt; 35. a first connecting shaft; 36. a second connecting shaft; 37. connecting blocks; 4. placing the component; 41. a reinforcement ring; 42. a fixing plate; 43. moving the plate; 44. a ball bearing; 45. a metal spring sheet; 5. A limiting plate; 6. a connecting ring; 7. a compression nut; 8. a limiting block; 9. and (4) a groove.

Detailed Description

Example 1

As shown in fig. 1, 2, 3 and 4, a T-shaped clamping fixture capable of reducing stress on an outer circle comprises a base 1, wherein mounting blocks 2 are fixedly connected to the front and rear ends of two side surfaces of the base 1, limit plates 5 are symmetrically arranged on two sides of the upper surface of the base 1, a connecting ring 6 is arranged above the base 1, a gland nut 7 is movably mounted on the upper surface of the connecting ring 6, a fixing component 3 is mounted inside the base 1, the fixing component 3 comprises a motor 31, an output end of the motor 31 is fixedly connected with a driving gear 32, a transmission belt 34 is movably sleeved on the outer surface of the driving gear 32, driven gears 33 are arranged on the front and rear sides of the driving gear 32, a mounting groove is formed inside the base 1, the driving gear 32, the driven gears 33 and the transmission belt 34 are located inside the mounting groove, the transmission belt 34 is connected with the driving gear 32 and the driven gear 33, a first connecting shaft 35 is fixedly connected to one side of the driven gear 33, the opposite side rigid coupling of first connecting axle 35 has second connecting axle 36, and connecting block 37 has all been cup jointed in the activity to the surface of first connecting axle 35 and second connecting axle 36, and the surface of first connecting axle 35 and second connecting axle 36 is provided with reverse screw thread, and the internal surface of connecting block 37 is provided with the screw thread with first connecting axle 35 assorted, and connecting block 37 rigid coupling is in the lower surface of limiting plate 5 to prevent that the part from warping.

As shown in fig. 1, 3 and 4, a placing assembly 4 is disposed on the upper surface of a base 1, the placing assembly 4 includes a reinforcing ring 41, fixed plates 42 are fixedly connected to both sides of the inner surface of the reinforcing ring 41, a moving plate 43 is movably mounted inside the reinforcing ring 41, the outer surface of the moving plate 43 is attached to the inner surface of the reinforcing ring 41, the moving plate 43 is located between the two fixed plates 42, limit blocks 8 are fixedly connected to the lower ends of both side surfaces of the moving plate 43, the limit blocks 8 are movably mounted inside the fixed plates 42, the moving plate 43 is fixedly connected to the lower surface of a connecting ring 6, balls 44 are movably sleeved on the outer surface of the moving plate 43 at equal intervals, grooves 9 are equidistantly disposed on the inner surface of the reinforcing ring 41, the size of the groove 9 is matched with the balls 44, a metal spring plate 45 is disposed at one end of the outer surface of the balls 44, limit grooves are equidistantly disposed on the outer surface of the moving plate 43, the balls 44 are located inside the limit grooves, and the other end of the metal elastic sheet 45 is fixedly connected with the inner wall of the limiting groove so as to fix parts of different specifications.

The working principle of the utility model is as follows: when the device is used, the motor 31 is started to drive the driving gear 32 to rotate, and then the driving gear 33 is driven to rotate by driving the transmission belt 34 to move, so as to drive the first connecting shaft 35 and the second connecting shaft 36 to rotate, because the outer surfaces of the first connecting shaft 35 and the second connecting shaft 36 are provided with reverse threads, and the inner surface of the connecting block 37 is provided with threads matched with the first connecting shaft 35, when the first connecting shaft 35 and the second connecting shaft 36 rotate, the two connecting blocks 37 move to the joint of the first connecting shaft 35 and the second connecting shaft 36, so as to drive the limiting plate 5 to move, so as to fix the placing component 4, the device has simple structure and convenient operation, can fix the placing components 4 with different specifications according to different processing requirements, so as to improve the working efficiency of the device, enhance the practicability of the device, the reinforcing ring 41 is clamped by the limiting plate 5, not direct centre gripping part, the excircle atress of reducible part, and then avoid the part to press from both sides tight deformation, it can reduce radial atress to place subassembly 4 cooperation gland nut 7 stationary part, can make movable plate 43 rebound through go-between 6, and then make ball 44 to the inside removal of spacing slot, and then make metal shrapnel 45 atress compression, metal shrapnel 45 kick-backs when movable plate 43 moves the assigned position and makes ball 44 laminating recess 9, with this fixed movable plate 43, and then make and place subassembly 4 and can fix the part of different heights of external diameter, further enlarge the application range of device, the practicality of device is improved.

The foregoing shows and describes the general principles, essential features, and advantages of the utility model. It will be understood by those skilled in the art that the present invention is not limited to the embodiments described above, which are described in the specification and illustrated only to illustrate the principle of the present invention, but that various changes and modifications may be made therein without departing from the spirit and scope of the present invention, which fall within the scope of the utility model as claimed.

Claims

1. The T-shaped clamping fixture capable of reducing excircle stress comprises a base (1) and is characterized in that mounting blocks (2) are fixedly connected to the front end and the rear end of the two side faces of the base (1), limiting plates (5) are symmetrically arranged on the two sides of the upper surface of the base (1), a connecting ring (6) is arranged above the base (1), a gland nut (7) is movably mounted on the upper surface of the connecting ring (6), a fixing component (3) is mounted inside the base (1), the fixing component (3) comprises a motor (31), a driving gear (32) is fixedly connected to the output end of the motor (31), a transmission belt (34) is movably sleeved on the outer surface of the driving gear (32), driven gears (33) are arranged on the front side and the rear side of the driving gear (32), a first connecting shaft (35) is fixedly connected to one side of each driven gear (33), a second connecting shaft (36) is fixedly connected to the other side of each first connecting shaft (35), the outer surfaces of the first connecting shaft (35) and the second connecting shaft (36) are movably sleeved with connecting blocks (37), and the connecting blocks (37) are fixedly connected to the lower surface of the limiting plate (5).

2. The T-shaped clamping fixture capable of reducing stress on the outer circle of the base (1) is characterized in that a placing assembly (4) is arranged on the upper surface of the base (1), the placing assembly (4) comprises a reinforcing ring (41), fixed plates (42) are fixedly connected to two sides of the inner surface of the reinforcing ring (41), a moving plate (43) is movably mounted inside the reinforcing ring (41), the moving plate (43) is fixedly connected to the lower surface of the connecting ring (6), balls (44) are movably sleeved on the outer surface of the moving plate (43) at equal intervals, and a metal elastic sheet (45) is arranged at one end of the outer surface of each ball (44).

3. The T-shaped clamping fixture capable of reducing the stress on the outer circle of the T-shaped clamping fixture in the claim 1 is characterized in that the outer surfaces of the first connecting shaft (35) and the second connecting shaft (36) are provided with reverse threads, and the inner surface of the connecting block (37) is provided with threads matched with the first connecting shaft (35).

4. The T-shaped clamping fixture capable of reducing the stress on the outer circle of the base (1) is characterized in that a mounting groove is formed in the base (1), the driving gear (32), the driven gear (33) and the transmission belt (34) are located in the mounting groove, and the transmission belt (34) is connected with the driving gear (32) and the driven gear (33).

5. The T-shaped clamping fixture capable of reducing the force applied to the outer circle of the T-shaped clamping fixture in accordance with claim 2, wherein the lower ends of the two side surfaces of the moving plate (43) are fixedly connected with the limiting blocks (8), and the limiting blocks (8) are movably mounted inside the fixed plate (42).

6. The T-shaped clamping fixture capable of reducing the force applied to the outer circle of the T-shaped clamping fixture in accordance with claim 2, wherein the outer surface of the moving plate (43) is provided with limiting grooves at equal intervals, the balls (44) are located in the limiting grooves, and the other ends of the metal elastic sheets (45) are fixedly connected to the inner walls of the limiting grooves.

7. The T-shaped clamping fixture capable of reducing the external circle stress as claimed in claim 2, characterized in that the inner surface of the reinforcing ring (41) is provided with grooves (9) at equal intervals, and the size of the grooves (9) is matched with that of the balls (44).

8. The T-shaped clamping fixture capable of reducing the external circle stress as claimed in claim 2, characterized in that the outer surface of the moving plate (43) is attached to the inner surface of the reinforcing ring (41), and the moving plate (43) is located between the two fixed plates (42).