CN216830479U

CN216830479U - Positioning tool for irregular part machining

Info

Publication number: CN216830479U
Application number: CN202123429664.4U
Authority: CN
Inventors: 黄冬冬; 苏占领; 赵松峰
Original assignee: Pingdingshan Yongshunhe Machinery Manufacturing Co ltd
Current assignee: Pingdingshan Yongshunhe Machinery Manufacturing Co ltd
Priority date: 2021-12-31
Filing date: 2021-12-31
Publication date: 2022-06-28
Anticipated expiration: 2031-12-31

Abstract

The utility model provides a location frock is used in irregular part processing, relates to the parts machining technology field, and this location frock is used in irregular part processing includes fixing base and lift seat, install the elevating system who is used for adjusting the interval between lift seat and the fixing base, set up two spout groups on the fixing base, each group the spout group includes at least three spouts, three the spout is the circumference symmetry with the center of fixing base, all sliding connection has first clamp splice in each spout of one of them spout group, install on the fixing base and be used for making all first clamp splices draw close each other or scatter each other first kinematic mechanism; the second motion mechanism is started to enable the second clamping block to move to the position of the inner hole of the workpiece, the lifting mechanism is started again to enable the second clamping block to move to the position of the inner hole of the workpiece, the workpiece is supported from the inside when the second motion mechanism is started, and therefore the workpiece fixing device is more stable in fixing and can conveniently fix various irregular workpieces.

Description

Positioning tool for irregular part machining

Technical Field

The utility model relates to a parts machining technical field specifically is a location frock is used in irregular processing.

Background

The machining is a general term for a process of converting raw materials and semi-finished products into target requirements through a certain process and a certain mode, and is mainly embodied in part manufacturing, grinding, polishing, cutting, welding and the like in the part production industry.

However, since some parts have irregular shapes, it is difficult to perform clamping positioning, resulting in inconvenience in processing.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a location frock is used in irregular processing aims at solving the shape irregularity of some parts among the prior art, consequently is difficult to carry out the centre gripping location, leads to the inconvenient problem of processing of carrying on.

In order to achieve the above purpose, the utility model adopts the following technical scheme: the positioning tool for processing irregular parts comprises a fixing seat and a lifting seat, wherein a lifting mechanism used for adjusting the distance between the lifting seat and the fixing seat is installed between the lifting seat and the fixing seat, two sliding groove groups are arranged on the fixing seat, each sliding groove group comprises at least three sliding grooves, the three sliding grooves are circumferentially symmetrical with the center of the fixing seat, a first clamping block is connected in each sliding groove of one sliding groove group in a sliding mode, a first moving mechanism used for enabling all the first clamping blocks to be close to or scattered is installed on the fixing seat, a second clamping block is connected in each sliding groove of the sliding groove group in a sliding mode, and a second moving mechanism used for controlling the second clamping block to move is installed on the lifting seat.

The utility model discloses a further technical scheme does, elevating system includes electric telescopic handle, electric telescopic handle's both ends respectively with lift seat and fixing base fixed connection.

In order to make the utility model discloses have the effect that makes all first clamp splices draw close each other or scatter, the utility model discloses a further technical scheme does, first motion includes the rack of fixed connection on first clamp splice, still includes to rotate the ring gear of connection on the fixing base, the meshing has the gear on the rack, gear and ring gear meshing, first motion is still including being used for driving the rotatory first driver part of ring gear or one of them gear.

The utility model discloses a further technical scheme does, first driver part is the motor, first driver part's output passes through the spline shaft with one of them gear and connects.

In order to make the utility model discloses have the function of control second clamp splice motion, the utility model discloses a further technical scheme does, second motion includes the lead screw of meshing on every second clamp splice, the lead screw rotates and installs on the seat that goes up and down, the torque limiter is installed to the one end that the lead screw is close to the seat center that goes up and down, torque limiter's driven end and lead screw fixed connection, first bevel gear, all are installed to torque limiter's drive end the meshing has same second bevel gear on the first bevel gear, install on the seat that goes up and down and be used for driving the rotatory second driver part of second bevel gear.

A further technical solution of the present invention is that the second driving part is a motor.

The utility model has the advantages that:

the utility model discloses during the use, start first motion earlier and make all first clamp splices draw close each other, thereby preliminary fixed work piece, then start second motion and make the motion of second clamp splice, thereby make the second clamp splice support the work piece, thereby further fixed work piece, when seting up porosely in the work piece, it makes the lift seat keep away from the fixing base to start elevating system, thereby make in second clamp splice income spout, then start the position that second motion made the second clamp splice move the work piece hole, it makes the second clamp splice move the work piece downthehole to restart elevating system, start second motion and make the second clamp splice support the work piece from inside, thereby it is fixed more stable, it can conveniently fix multiple irregular work piece to set up like this.

Drawings

Fig. 1 is a schematic diagram of the internal structure of the embodiment of the present invention.

Fig. 2 is a schematic structural diagram of an embodiment of the present invention.

Fig. 3 is a schematic structural diagram of the bottom of the embodiment of the present invention.

In the figure: 1. a fixed seat; 2. a chute group; 3. a first clamping block; 4. a torque limiter; 5. a second clamp block; 6. a lifting seat; 7. an electric telescopic rod; 8. a rack; 9. a gear; 10. a ring gear; 11. a first drive member; 12. a lead screw; 13. a first bevel gear; 14. a second bevel gear; 15. a second drive member.

Detailed Description

The following description will further describe embodiments of the present invention with reference to the accompanying drawings.

As shown in fig. 1-3, a positioning tool for irregular part processing comprises a fixed seat 1 and a lifting seat 6, wherein a lifting mechanism for adjusting the distance between the lifting seat 6 and the fixed seat 1 is installed between the lifting seat 6 and the fixed seat 1, two chute groups 2 are arranged on the fixed seat 1, each chute group 2 comprises at least three chutes, the three chutes are circumferentially symmetrical about the center of the fixed seat 1, a first clamping block 3 is slidably connected in each chute of one chute group 2, a first moving mechanism for enabling all the first clamping blocks 3 to be close to or scattered is installed on the fixed seat 1, a second clamping block 5 is slidably connected in each chute of the chute group 2, and a second moving mechanism for controlling the second clamping block 5 to move is installed on the lifting seat 6.

In this embodiment, start first motion and make all first clamp splices 3 draw close each other earlier, thereby preliminary fixed work piece, then start second motion and make second clamp splice 5 motion, thereby make second clamp splice 5 support the work piece, thereby further fixed work piece, when seting up porosely in the work piece, start elevating system and make lift seat 6 keep away from fixing base 1, thereby make second clamp splice 5 income spout in, then start second motion and make second clamp splice 5 move the position of work piece hole, it makes second clamp splice 5 move the work piece downthehole to start elevating system again, start second motion and make second clamp splice 5 support the work piece from inside, thereby it is fixed more stable, it can conveniently fix multiple irregular work piece to set up like this.

Specifically, elevating system includes electric telescopic handle 7, electric telescopic handle 7's both ends respectively with lift seat 6 and fixing base 1 fixed connection.

Specifically, the first movement mechanism comprises a rack 8 fixedly connected to the first clamping block 3 and a gear ring 10 rotatably connected to the fixed seat 1, a gear 9 is engaged on the rack 8, the gear 9 is engaged with the gear ring 10, the first movement mechanism further comprises a first driving part 11 for driving the gear ring 10 or one of the gear 9 to rotate, and the first driving part 11 is started to rotate all the gears 9, so that the rack 8 drives the first clamping block 3 to move.

Specifically, the first driving member 11 is a motor, and an output end of the first driving member 11 is connected with one of the gears 9 through a spline shaft.

Specifically, the second movement mechanism comprises a lead screw 12 engaged on each second clamp block 5, the lead screw 12 is rotatably mounted on the lifting seat 6, one end of the lead screw 12 near the center of the lifting seat 6 is provided with a torque limiter 4, the driven end of the torque limiter 4 is fixedly connected with the lead screw 12, the driving end of the torque limiter 4 is provided with a first bevel gear 13, all the first bevel gears 13 are engaged with a same second bevel gear 14, the lifting seat 6 is provided with a second driving component 15 for driving the second bevel gear 14 to rotate, the second driving component 15 is started to rotate the second bevel gear 14, so that the first bevel gear 13 is rotated, so that the lead screw 12 is rotated, so that the second clamp block 5 is moved, when the second clamp block 5 is abutted against a workpiece, the second clamp block 5 is not moved, so that the driving end of the torque limiter 4 is rotated relative to the driven end, so as not to affect the movement of the other second clamping blocks 5.

In particular, the second driving member 15 is a motor.

In the description of the present invention, unless otherwise expressly specified or limited, the terms "mounted," "connected," and "connected" are to be construed broadly, e.g., as meaning a fixed connection, a removable connection, or an integral connection; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meaning of the above terms in the present invention can be understood in specific cases to those skilled in the art.

It is obvious to a person skilled in the art that the invention is not restricted to details of the above-described exemplary embodiments, but that it can be implemented in other specific forms without departing from the spirit or essential characteristics of the invention. The present embodiments are therefore to be considered in all respects as illustrative and not restrictive, the scope of the invention being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein. Any reference sign in a claim should not be construed as limiting the claim concerned.

Furthermore, it should be understood that although the present specification describes embodiments, not every embodiment includes only a single embodiment, and such description is for clarity purposes only, and it is to be understood that all embodiments may be combined as appropriate by one of ordinary skill in the art to form other embodiments as will be apparent to those of skill in the art from the description herein.

Claims

1. A positioning tool for processing irregular parts is characterized by comprising a fixed seat (1) and a lifting seat (6), a lifting mechanism for adjusting the distance between the lifting seat (6) and the fixed seat (1) is arranged between the lifting seat (6) and the fixed seat (1), two sliding groove groups (2) are arranged on the fixed seat (1), each sliding groove group (2) comprises at least three sliding grooves which are circumferentially symmetrical with the center of the fixed seat (1), a first clamping block (3) is connected in each sliding groove of one sliding groove group (2) in a sliding way, a first moving mechanism for enabling all the first clamping blocks (3) to be mutually close or scattered is arranged on the fixed seat (1), a second clamping block (5) is connected in each sliding groove of the other sliding groove group (2) in a sliding manner, and a second movement mechanism for controlling the second clamping block (5) to move is arranged on the lifting seat (6).

2. The positioning tool for irregular part machining according to claim 1, wherein the lifting mechanism comprises an electric telescopic rod (7), and two ends of the electric telescopic rod (7) are fixedly connected with the lifting seat (6) and the fixing seat (1) respectively.

3. The positioning tool for irregular part machining according to claim 1, wherein the first moving mechanism comprises a rack (8) fixedly connected to the first clamping block (3) and a gear ring (10) rotatably connected to the fixed seat (1), a gear (9) is meshed on the rack (8), the gear (9) is meshed with the gear ring (10), and the first moving mechanism further comprises a first driving part (11) for driving the gear ring (10) or one of the gears (9) to rotate.

4. The positioning tool for machining the irregular parts according to claim 3, wherein the first driving component (11) is a motor, and an output end of the first driving component (11) is connected with one of the gears (9) through a spline shaft.

5. The irregular part machining positioning tool according to any one of claims 1 to 4, wherein the second movement mechanism comprises a lead screw (12) engaged with each second clamping block (5), the lead screw (12) is rotatably mounted on the lifting seat (6), one end, close to the center of the lifting seat (6), of the lead screw (12) is provided with a torque limiter (4), a driven end of the torque limiter (4) is fixedly connected with the lead screw (12), a driving end of the torque limiter (4) is provided with a first bevel gear (13), all the first bevel gears (13) are engaged with a same second bevel gear (14), and the lifting seat (6) is provided with a second driving part (15) for driving the second bevel gears (14) to rotate.

6. The positioning tool for machining irregular parts according to claim 5, wherein the second driving component (15) is a motor.