CN219617231U

CN219617231U - Machine tool fixture positioning device

Info

Publication number: CN219617231U
Application number: CN202320935355.4U
Authority: CN
Inventors: 王振东; 娄焕芹
Original assignee: Jinan Rongxuan Technology Development Co ltd
Current assignee: Jinan Rongxuan Technology Development Co ltd
Priority date: 2023-04-24
Filing date: 2023-04-24
Publication date: 2023-09-01
Anticipated expiration: 2033-04-24

Abstract

The utility model discloses a machine tool fixture positioning device, which belongs to the technical field of fixture devices and comprises a fixed seat and a clamping assembly, wherein the clamping assembly comprises a fixed clamping block and an adjusting clamping block, a groove is formed in the fixed clamping block, the adjusting clamping block is arranged in the fixed clamping block, a threaded hole is formed in the fixed clamping block, an adjusting screw is arranged on one side of the adjusting clamping block through a mounting bearing and is meshed with the adjusting screw, a concentric positioning assembly is arranged in the fixed seat, the concentric positioning assembly comprises a control oil cylinder, a control disc and a linkage rod, a control cavity and a mounting cavity are formed in the fixed seat, and the machine tool fixture positioning device can clamp and fix a bearing workpiece through the clamping assembly.

Description

Machine tool fixture positioning device

Technical Field

The utility model relates to a positioning device for a machine tool clamp, and belongs to the technical field of clamp devices.

Background

The shaft is a cylindrical object that passes through the middle of the bearing or the middle of the wheel or the middle of the gear, but is also somewhat square. A shaft is a mechanical part that supports and rotates with a rotating part to transmit motion, torque, or bending moment. Typically in the form of a metal round rod, the segments may have different diameters. Parts which do rotary motion in the machine are arranged on the shaft, the processing of the shaft is generally required to be carried out on a special machine tool, so that the positioning clamp is required to be used for positioning the parts in order to ensure good stability during processing, the common positioning clamp is mainly simple in structure, the clamping piece is generally driven by a driving piece such as a hydraulic cylinder to fix the workpiece, the workpiece is not easy to accurately position, the workpiece is generally unidirectionally positioned, the stability is required to be improved, and the positioning device of the machine tool clamp is required to help solve the problems.

Disclosure of Invention

The utility model aims to solve the problems and provide the machine tool fixture positioning device which can clamp and fix a bearing workpiece through the clamping assembly, is applicable to fixing of a special-shaped structure bearing and centering center fixing of a round shaft during fixing, is flexible to use and wide in application range, and can clamp and fix the bearing conveniently from above through the vertical positioning assembly, so that the bearing can be stably fixed in the transverse direction and the vertical direction, and further the fixing performance can be guaranteed.

The utility model realizes the aim through the following technical scheme, the machine tool clamp positioning device comprises a fixed seat and a clamping assembly, wherein the clamping assembly comprises a fixed clamping block and an adjusting clamping block, the fixed clamping block is provided with a groove, the adjusting clamping block is arranged in the fixed clamping block, the fixed clamping block is provided with a threaded hole, one side of the adjusting clamping block is provided with an adjusting screw through a mounting bearing, the adjusting screw is meshed and mounted in the threaded hole, and the fixed seat is internally provided with a concentric positioning assembly.

Preferably, in order to fix the center of the circle of the circular shaft, the concentric positioning assembly comprises a control oil cylinder, a control disc and a linkage rod, and a control cavity and an installation cavity are formed in the fixing seat.

Preferably, in order to facilitate driving the control disc to move, the control oil cylinder is installed in the installation cavity, and the control disc is arranged in the control cavity and installed at one end of the control oil cylinder.

Preferably, in order to ensure that the clamping assembly is stable, a track groove is formed between the control cavity and the top of the fixing seat, a clamping piece group is welded at the bottom of the fixing clamping block, and the clamping piece group is clamped in the track groove.

Preferably, in order to conveniently drive the clamping assembly to move, the top edge of the control panel is uniformly provided with a containing groove, and two ends of the linkage rod are respectively arranged in the clamping piece group and the containing groove through a rotating shaft.

Preferably, in order to carry out the centre gripping to the bearing and fix from the top, be provided with vertical positioning assembly in the regulation clamp splice, vertical positioning assembly includes adjusting cylinder, installation piece and grip block, the grip block sets up adjust the clamp splice top.

Preferably, for the convenience of controlling the use of the adjusting bearing, a setting cavity is formed in the adjusting clamping block, the adjusting oil cylinder is installed in the setting cavity, and the installation block is installed at the bottom of the clamping piece and at one end of the adjusting oil cylinder through the adjusting bearing.

The beneficial effects of the utility model are as follows:

1. the clamping assembly can clamp and fix the bearing workpiece, and can be suitable for fixing the bearing with the special-shaped structure and fixing the centering center of the round shaft during fixing, so that the clamping assembly is flexible in use and wide in application range.

2. According to the utility model, the bearing can be conveniently clamped and fixed from the upper part through the vertical positioning assembly, so that the bearing can be ensured to be stably fixed in the transverse direction and the vertical direction, and further the good fixity can be ensured.

Drawings

FIG. 1 is a perspective view of the present utility model;

FIG. 2 is a cross-sectional view of the present utility model;

FIG. 3 is a view showing the internal structure of the fixing base of the present utility model;

FIG. 4 is a cross-sectional view of a clamping assembly of the present utility model;

in the figure: 1. a fixing seat; 2. a clamping assembly; 201. fixing the clamping blocks; 202. adjusting the clamping blocks; 3. mounting a bearing; 4. adjusting a screw; 5. a concentric positioning assembly; 501. controlling an oil cylinder; 502. a control panel; 503. a linkage rod; 6. a track groove; 7. a clip group; 8. a receiving groove; 9. a vertical positioning assembly; 901. an adjusting oil cylinder; 902. a mounting block; 903. a clamping piece; 10. and adjusting the bearing.

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.

Referring to fig. 1-4, a positioning device for a machine tool fixture comprises a fixing seat 1 and a clamping assembly 2, wherein the clamping assembly 2 comprises a fixing clamping block 201 and an adjusting clamping block 202, a groove is formed in the fixing clamping block 201, the adjusting clamping block 202 is arranged in the fixing clamping block 201, a threaded hole is formed in the fixing clamping block 201, an adjusting screw 4 is installed on one side of the adjusting clamping block 202 through an installation bearing 3, and the adjusting screw 4 is installed in the threaded hole in a meshed mode.

Be provided with concentric locating component 5 in fixing base 1, concentric locating component 5 includes control cylinder 501, control panel 502 and gangbar 503, control chamber and installation cavity have been seted up in the fixing base 1, control cylinder 501 installs in the installation cavity, control panel 502 sets up in the control chamber and installs in control cylinder 501 one end, track groove 6 has been seted up between control chamber and fixing base 1 top, clamping piece 201 bottom welding has clamping piece group 7, clamping piece group 7 card is established in track groove 6, holding groove 8 has evenly been seted up at control panel 502 top edge, gangbar 503 both ends are respectively in clamping piece group 7 and in holding groove 8 through the pivot.

In this embodiment, the bearing workpiece can be clamped and fixed by the clamping assembly 2, the fixing of the special-shaped bearing and the centering center fixing of the round shaft can be applied during fixing, the application range is wide, the round shaft is arranged at the center position above the fixing seat 1 during fixing of the round shaft, the control oil cylinder 501 is connected with an external power supply, the control oil cylinder 501 can pull the control disc 502 downwards, as shown in fig. 2, when the control disc 502 moves downwards, the two ends of the linkage rod 503 are respectively in the clamping piece group 7 and the accommodating groove 8 through the rotating shaft, so that the self-adaptive pulling edge clamping assembly 2 can simultaneously move towards the center position of the fixing seat 1 during the downward movement of the control disc 502, the round shaft can be clamped and fixed in three directions finally, and the centering center alignment of the round shaft and the fixing seat 1 can be ensured, the center of the round shaft can be positioned, when the special-shaped shaft is positioned, at least two clamping assemblies 2 can fix the special-shaped shaft after positioning according to the operation, when the special-shaped shaft is in the positioning, and the special-shaped shaft is not contacted with the special-shaped shaft assembly 2, the adjusting screw can be adjusted, and the adjusting block can be adjusted, and the adjusting screw can be adjusted, and the adjusting block can be moved.

As a technical optimization scheme of the utility model, as shown in fig. 1 and 4, a vertical positioning assembly 9 is arranged in an adjusting clamp block 202, the vertical positioning assembly 9 comprises an adjusting oil cylinder 901, a mounting block 902 and a clamping piece 903, the clamping piece 903 is arranged at the top of the adjusting clamp block 202, a placement cavity is formed in the adjusting clamp block 202, the adjusting oil cylinder 901 is arranged in the placement cavity, and the mounting block 902 is arranged at the bottom of the clamping piece 903 and at one end of the adjusting oil cylinder 901 through an adjusting bearing 10.

In this embodiment, can conveniently carry out the centre gripping to the bearing from the top fixedly through vertical locating component 9, consequently, can guarantee that the bearing is horizontal and vertical both can be stable fixed, and then can guarantee that the fixity is good, be connected adjusting cylinder 901 and external power supply when vertical fixed, adjusting cylinder 901 can drive installation piece 902 and grip block 903 reciprocate, grip block 903 remove can fix the bearing upper surface time, and because grip block 903 is connected with installation piece 902 through adjusting bearing 10, consequently, can rotate grip block 903 to the regulation clamp block 202 top when not needing to be fixed or the part can cause the hindrance from the top, thereby can facilitate the use.

It will be evident to those skilled in the art that the utility model is not limited to the details of the foregoing illustrative embodiments, and that the present utility model may be embodied in other specific forms without departing from the spirit or essential characteristics thereof. The present embodiments are, therefore, to be considered in all respects as illustrative and not restrictive, the scope of the utility model 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 disclosure describes embodiments, not every embodiment is provided with a separate embodiment, and that this description is provided for clarity only, and that the disclosure is not limited to the embodiments described in detail below, and that the embodiments described in the examples may be combined as appropriate to form other embodiments that will be apparent to those skilled in the art.

Claims

1. A machine tool fixture positioning device, characterized in that: including fixing base (1) and clamping component (2), clamping component (2) are including fixed clamp splice (201) and regulation clamp splice (202), set up flutedly on fixed clamp splice (201), it sets up to adjust clamp splice (202) in fixed clamp splice (201), set up threaded hole on fixed clamp splice (201), adjusting screw (4) are installed through installing bearing (3) in adjusting clamp splice (202) one side, adjusting screw (4) meshing is installed threaded hole, be provided with concentric locating component (5) in fixing base (1).

2. A machine tool fixture positioning device according to claim 1, wherein: the concentric positioning assembly (5) comprises a control oil cylinder (501), a control disc (502) and a linkage rod (503), and a control cavity and a mounting cavity are formed in the fixing seat (1).

3. A machine tool fixture positioning device according to claim 2, wherein: the control oil cylinder (501) is arranged in the mounting cavity, and the control panel (502) is arranged in the control cavity and is arranged at one end of the control oil cylinder (501).

4. A machine tool fixture positioning device as claimed in claim 3, wherein: the control cavity and the top of the fixed seat (1) are provided with a track groove (6), the bottom of the fixed clamping block (201) is welded with a clamping piece group (7), and the clamping piece group (7) is clamped in the track groove (6).

5. A machine tool fixture positioning device as defined in claim 4, wherein: the top edge of the control panel (502) is uniformly provided with a containing groove (8), and two ends of the linkage rod (503) are respectively arranged in the clamping piece group (7) and the containing groove (8) through rotating shafts.

6. A machine tool fixture positioning device according to claim 1, wherein: the vertical positioning assembly (9) is arranged in the adjusting clamping block (202), the vertical positioning assembly (9) comprises an adjusting oil cylinder (901), a mounting block (902) and a clamping piece (903), and the clamping piece (903) is arranged at the top of the adjusting clamping block (202).

7. A machine tool fixture positioning device as defined in claim 6, wherein: the adjusting clamp splice (202) is internally provided with a placement cavity, the adjusting oil cylinder (901) is installed in the placement cavity, and the installation block (902) is installed at the bottom of the clamping piece (903) through an adjusting bearing (10) and is installed at one end of the adjusting oil cylinder (901).