CN217394903U

CN217394903U - Workpiece positioning jig

Info

Publication number: CN217394903U
Application number: CN202220272850.7U
Authority: CN
Inventors: 陈月军; 赵超; 郑元坚; 安江恒憲
Original assignee: Guangzhou Techno Wave Machinery Co ltd
Current assignee: Guangzhou Techno Wave Machinery Co ltd
Priority date: 2022-02-10
Filing date: 2022-02-10
Publication date: 2022-09-09
Anticipated expiration: 2032-02-10

Abstract

The utility model discloses a workpiece positioning jig, which comprises a main frame, a jig moving base and a workpiece positioning unit; the jig moving base is erected on the main rack; the workpiece positioning unit is erected on the jig moving base and used for controlling the movement of the workpiece positioning unit; the workpiece positioning unit is provided with a fixed point fixing component for positioning the workpiece before processing. The utility model discloses an installing work piece positioning unit on tool removes the base, when needs fix a position the work piece, tool removes the base and promotes work piece positioning unit and remove to the work piece, and the fixed subassembly of the fixed point on the work piece positioning unit fixes a position fixedly to the work piece to improve the machining precision, improved product quality.

Description

Workpiece positioning jig

Technical Field

The utility model relates to a processing equipment field, concretely relates to work piece positioning jig.

Background

Along with the human cost aggravation day by day, the production line introduces robotic arm gradually and replaces artifically, but robotic arm is not like artifical nimble, gets the board at every turn and can only snatch the panel according to the orbit that designs in advance, consequently needs the manual work to put into fixed position according to certain position to panel, makes robotic arm snatch the same position that panel can snatch the panel at every turn, can put into test fixture accurately after robotic arm gets the board like this. However, if the shape of the plate is slightly irregular, a lot of time is wasted when the plate is manually placed and positioned. Therefore, in order to save time, the plates can be positioned once in advance, each plate is placed at the same position according to a certain direction, and then the mechanical arm is used for taking the plates and placing the plates into the test fixture.

SUMMERY OF THE UTILITY MODEL

The utility model discloses the technical problem that needs to solve provides a work piece positioning jig who carries out accurate location to the work piece.

A workpiece positioning jig comprises a main frame, a jig moving base and a workpiece positioning unit; the jig moving base is erected on the main rack; the workpiece positioning unit is erected on the jig moving base and used for controlling the movement of the workpiece positioning unit; the workpiece positioning unit is provided with a fixed point fixing component for positioning the workpiece before processing.

Preferably, the workpiece positioning unit comprises a jig plate and a fixed point fixing component; the jig plate is erected on the jig moving base, and the fixed point fixing assemblies are arranged on two sides of the first end face of the jig plate; the second end face of the jig plate is provided with a reinforcing frame, and the reinforcing frame is fixedly connected with the jig plate and the jig moving base.

Adopt above-mentioned mechanism, at the in-process that tool removal base promoted work piece positioning unit and moved forward, the tool board can take place to rock, and the range of shaking from bottom to top can corresponding increase, is unfavorable for fixing a position the installation to the work piece, erects the reinforcement frame at the second terminal surface of tool board, and the reinforcement frame has all consolidated the perpendicular and horizontal direction of tool board, reduces and removes rocking of in-process to tool board production at the tool removal base, has improved the accuracy of location.

Preferably, the fixed point fixing assembly comprises two sets of positioning pins; the positioning pin is fixedly connected with the jig plate, the end part of the positioning pin is narrowed outwards, and a positioning sensor is arranged at the pin tip of the positioning pin.

Adopt above-mentioned mechanism, do the narrowing processing at the locating pin tip to make the locating pin tip have more a hypotenuse structure, this hypotenuse is mutually supported with the setpoint on the work piece, plays guide pin and work piece complex effect, thereby realizes that the locating pin carries out position fit to the work piece, if the location installation of work piece is inaccurate, the positioning sensor of round pin point department then can detect unusual data, reminds the staff to go to detect the troubleshooting before, has improved this utility model's practicality.

Preferably, the jig plate is erected on the jig moving base vertically and horizontally; the bottom width of the jig plate is greater than the top width.

By adopting the mechanism, the width of the bottom of the jig plate is larger than that of the top of the jig plate, so that the contact area between the jig plate and the jig moving base is increased, and the swing amplitude of the jig plate is reduced, thereby ensuring better stability when the jig plate is moved or positioned.

Preferably, the clamping device comprises a clamping unit, wherein the clamping unit comprises a jacking column, a clamping cylinder and a clamping block; the jacking column is erected on the main frame, the clamping cylinder is erected on one side of the jacking column, the clamping block is installed on the driving rod of the clamping cylinder, and the clamping block and the jacking column are mutually jacked tightly in a clamping state.

By adopting the mechanism, after the workpiece is positioned, the clamping cylinder is tightened to drive the clamping block to downwards compress the clamping block, so that the workpiece is contacted with the jacking column, and the workpiece is fastened.

Preferably, the end of the tightening column is provided with a pressure sensor, and the end of the clamping block is provided with a cushion pad.

Adopt above-mentioned mechanism, set up pressure sensor at the tip of the tight post in top, but when pressure sensor detected the data anomaly when pressurized, then can remind operating personnel to detect the clamping state of work piece, get rid of the unusual reason of data, set up the blotter at the tip of pressing from both sides tight piece, can avoid pressing from both sides tight piece and press from both sides the in-process of tight work piece and damage the work piece as usual.

Preferably, the jig moving base comprises a supporting seat, a driving unit and a bottom plate; the supporting seat is installed on the main frame, the driving unit is erected inside the supporting seat, and the bottom plate covers the supporting seat and is in driving connection with the driving unit.

By adopting the mechanism, when the workpiece moves to the front part of the clamping jig frame, the driving unit controls the bottom plate to move forwards to drive the clamping jig frame erected above the bottom plate to move to the front part of the workpiece to clamp and position the workpiece.

Has the beneficial effects that: the utility model discloses an installing work piece positioning unit on tool removes the base, when needs fix a position the work piece, tool removes the base and promotes work piece positioning unit and remove to the work piece, and the fixed subassembly of the fixed point on the work piece positioning unit fixes a position fixedly to the work piece to improve the machining precision, improved product quality.

Drawings

In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings needed to be used in the description of the embodiments or the prior art will be briefly described below, 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 the structures shown in the drawings without creative efforts.

Fig. 1 is a first overall schematic view of the workpiece positioning fixture.

Fig. 2 is a second overall schematic view of the workpiece positioning fixture.

Fig. 3 is a schematic view of the fixed point fixing assembly.

In the drawings: 1. a main frame; 20. a workpiece positioning unit; 21. a fixed point fixing component; 210. tightly propping the column; 211. a clamping cylinder; 212. a clamping block; 22. a reinforcing frame; 23. positioning pins; 3. a jig moving base; 30. a supporting seat; 31. a drive unit; 32. a base plate.

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 efforts belong to the protection scope of the present invention.

It should be noted that if directional indications (such as up, down, left, right, front, and back … …) are involved in the embodiment of the present invention, the directional indications are only used to explain the relative position relationship between the components, the motion situation, etc. in a specific posture, and if the specific posture is changed, the directional indication is changed accordingly.

In addition, if there is a description relating to "first", "second", etc. in the embodiments of the present invention, the description of "first", "second", etc. is for descriptive purposes only and is not to be construed as indicating or implying relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defined as "first" or "second" may explicitly or implicitly include at least one of the feature. In addition, if the meaning of "and/or" and/or "appears throughout, the meaning includes three parallel schemes, for example," A and/or B "includes scheme A, or scheme B, or a scheme satisfying both schemes A and B. In addition, the technical solutions in the embodiments may be combined with each other, but it must be based on the realization of those skilled in the art, and when the technical solutions are contradictory or cannot be realized, the combination of the technical solutions should not be considered to exist, and is not within the protection scope of the present invention.

A workpiece positioning jig comprises a main frame 1, a jig moving base 3 and a workpiece positioning unit 20; the jig moving base 3 is erected on the main rack 1; the workpiece positioning unit 20 is erected on the jig moving base 3 and used for controlling the movement of the workpiece positioning unit 20; the workpiece positioning unit 20 is provided with a fixed point fixing assembly 21 for positioning the workpiece before processing. The workpiece positioning unit 20 comprises a jig plate and a fixed point fixing component 21; the jig plate is erected on the jig moving base 3, and the fixed point fixing assemblies 21 are arranged on two sides of the first end face of the jig plate; the second end face of the jig plate is provided with a reinforcing frame 22, and the reinforcing frame 22 is fixedly connected with the jig plate and the jig moving base 3. The fixed point fixing component 21 comprises two groups of positioning pins 23; the positioning pin 23 is fixedly connected with the jig plate, the end part of the positioning pin 23 is narrowed outwards, and a positioning sensor is arranged at the pin tip of the positioning pin 23. The jig plate is vertically erected on the jig moving base 3 together with the horizontal plane; the bottom width of the jig plate is greater than the top width. The clamping device comprises a clamping unit, wherein the clamping unit comprises a jacking column 210, a clamping cylinder 211 and a clamping block 212; the tightening column 210 is erected on the main frame 1, the clamping cylinder 211 is erected on one side of the tightening column 210, the clamping block 212 is installed on a driving rod of the clamping cylinder 211, and the clamping block 212 and the tightening column 210 are mutually tightened in a clamping state. The end of the tightening column 210 is provided with a pressure sensor, and the end of the clamping block 212 is provided with a cushion pad. The jig moving base 3 comprises a supporting seat 30, a driving unit 31 and a bottom plate 32; the supporting base 30 is mounted on the main frame 1, the driving unit 31 is mounted inside the supporting base 30, and the bottom plate 32 covers the supporting base 30 and is drivingly connected with the driving unit 31.

The working principle is as follows: the utility model discloses an installing work piece positioning unit 20 on tool removal base 3, when needs are fixed a position the work piece, tool removal base 3 promotes work piece positioning unit 20 and removes to the work piece, and fixed subassembly 21 of fixed point on the work piece positioning unit 20 is fixed a position the work piece to machining precision has been improved, product quality has been improved.

In the process that the jig moving base 3 pushes the workpiece positioning unit 20 to move forwards, the jig plate can shake, the amplitude of shaking from bottom to top can be correspondingly increased, positioning and installation on the workpiece are not facilitated, the reinforcing frame 22 is erected on the second end face of the jig plate, the reinforcing frame 22 reinforces the vertical direction and the horizontal direction of the jig plate, the shaking of the jig plate in the moving process of the jig moving base 3 is reduced, and the positioning accuracy is improved. Do the processing of narrowing at locating pin 23 tip to make locating pin 23 tip have more an hypotenuse structure, the setpoint of this hypotenuse on with the work piece is mutually supported, plays guiding locating pin 23 and work piece complex effect, thereby realizes that locating pin 23 carries out location fit to the work piece, if the location installation of work piece is inaccurate, the location sensor of round pin point department then can detect unusual data, reminds the staff to go to detect the troubleshooting before, has improved this utility model's practicality. The width of tool board bottom is greater than the top, increases tool board and tool and removes the area of contact of base 3, reduces tool board wobbling range to the messenger removes or fixes a position better stability occasionally to the tool board.

After the workpiece is positioned, the clamping cylinder 211 is tightened to drive the clamping block 212 to press the clamping block 212 downwards, so that the workpiece is in contact with the tightening column 210, and the workpiece is fastened. Set up pressure sensor at the tip of top tight post 210, but when pressure sensor detected the data when pressurized unusual, then can remind operating personnel to detect the clamping state of work piece, get rid of the reason of data anomaly, set up the blotter at the tip of clamp piece 212, can avoid clamp piece 212 to the work piece damage as usual at the in-process of pressing from both sides the work piece. When the workpiece moves to the front of the clamping jig frame, the driving unit 31 controls the bottom plate 32 to move forward, so as to drive the clamping jig frame erected above the bottom plate 32 to move to the front of the workpiece to clamp and position the workpiece.

It will be understood that the above description is only for the purpose of illustrating certain embodiments of the present invention and is not to be construed as limiting the scope of the present invention, as those skilled in the art will appreciate that various changes, modifications, substitutions and alterations can be made to these embodiments without departing from the principle and spirit of the present invention. Therefore, the protection scope of the present patent shall be subject to the appended claims.

Claims

1. A workpiece positioning jig is characterized by comprising a main frame (1), a jig moving base (3) and a workpiece positioning unit (20);

the jig moving base (3) is erected on the main rack (1);

the workpiece positioning unit (20) is erected on the jig moving base (3) and used for controlling the movement of the workpiece positioning unit (20);

the workpiece positioning unit (20) is provided with a fixed point fixing component (21) for positioning the workpiece before processing.

2. The workpiece positioning jig according to claim 1, wherein the workpiece positioning unit (20) comprises a jig plate;

the jig plate is erected on the jig moving base (3), and the fixed point fixing assemblies (21) are arranged on two sides of the first end face of the jig plate; the second end face of the jig plate is provided with a reinforcing frame (22), and the reinforcing frame (22) is fixedly connected with the jig plate and the jig moving base (3).

3. The workpiece positioning jig according to claim 1, wherein the fixed point fixing assembly (21) comprises two sets of positioning pins (23);

the positioning pin (23) is fixedly connected with the jig plate, the end part of the positioning pin (23) is narrowed outwards, and a positioning sensor is arranged at the pin point of the positioning pin (23).

4. The workpiece positioning jig of claim 2, wherein the jig plate is erected on the jig moving base (3) vertically and horizontally;

the bottom width of the jig plate is greater than the top width.

5. The workpiece positioning jig as recited in claim 1, characterized by comprising a clamping unit, wherein the clamping unit comprises a tightening column (210), a clamping cylinder (211) and a clamping block (212);

the jacking column (210) is erected on the main frame (1), the clamping cylinder (211) is erected on one side of the jacking column (210), the clamping block (212) is installed on a driving rod of the clamping cylinder (211), and the clamping block (212) and the jacking column (210) are mutually jacked in a clamping state.

6. The workpiece positioning jig as claimed in claim 5, wherein the end of the tightening column (210) is provided with a pressure sensor, and the end of the clamping block (212) is provided with a cushion pad.

7. The workpiece positioning jig of claim 1, wherein the jig moving base (3) comprises a support base (30), a driving unit (31) and a bottom plate (32);

the supporting seat (30) is installed on the main frame (1), the driving unit (31) is erected inside the supporting seat (30), and the bottom plate (32) covers the supporting seat (30) and is in driving connection with the driving unit (31).