Workpiece fixing device

Abstract

The utility model discloses a workpiece fixing device which comprises a base, an installation box is arranged at the top end of the base, the two sides and the two ends of the top of the installation box are each movably connected with a set of installation grooves, and the installation grooves in the top end of the installation box are symmetrically arranged. A driving mechanism used for synchronously driving the multiple clamping assemblies is arranged in the mounting box. According to the workpiece fixing device, the mounting box is arranged, a workpiece is placed at the top end of the mounting box before machining, then a second servo motor is started to drive a rotary table to rotate, a driving rod is driven to move through a driving inclined groove while the rotary table rotates, and then the driving rod drives a mounting groove in the top and a clamping plate to move towards the middle through a supporting plate; and the supporting plate is attached to the top end of the interior of the mounting box so that the mounting groove can be limited, the effect that the multiple sets of clamping plates can be synchronously driven to clamp and fix the workpiece is achieved, and the problem that multiple sets of clamping assemblies cannot be synchronously driven is solved.

Description

TECHNICAL FIELD

[0001] The utility model relates to lathe processing technical field, concretely is a work piece fixing device. BACKGROUND

[0002] In the lathe processing field, the lathe needs special fixing device to position work piece when processing work piece by turning etc., to ensure the stability of work piece in the processing, prevent the processing precision from being influenced because of work piece shaking, so this kind of device has important significance to lathe processing;

[0003] But now the work piece fixing device for lathe processing still has some defects in use, cannot drive multiple sets of clamping components simultaneously when fixing work piece, influences the synchronism of multiple sets of clamping components, thereby cannot guarantee the fixing stability;

[0004] Now a kind of new work piece fixing device is presented to solve the above problems. UTILITY MODEL CONTENTS

[0005] The utility model aims at providing a work piece fixing device to solve the problem of synchronously driving multiple sets of clamping components in the above background art.

[0006] To achieve the above object, the utility model provides the following technical scheme: a work piece fixing device, including base, the top of base is provided with installation box, the both sides and two ends of installation box top are movably connected with a group of installation grooves, the installation groove of installation box top is symmetrically arranged, the inside of installation box is provided with the drive mechanism for synchronously driving multiple sets of clamping components;

[0007] The drive mechanism includes rotary table, the inside of installation box is movably connected with rotary table, the bottom of rotary table is provided with recess, the bottom of installation box inside is fixedly connected with second servo motor, the both sides and two ends of rotary table top are provided with drive inclined slot, the both sides and two ends of installation box top are provided with sliding slot, the both sides and two ends of installation box inside top are movably connected with support plate, the bottom of support plate is fixedly connected with drive rod.

[0008] As a further technical scheme of the utility model, the drive rod is slidably connected with the drive inclined slot, and the installation groove is fixedly connected with the support plate through the sliding slot.

[0009] As a further technical scheme of the utility model, the output end of the second servo motor is fixedly connected with the recess, and the center line of the rotary table and the center line of the installation box are on the same vertical plane.

[0010] As a further technical scheme of the utility model, the inside of the base is movably connected with a transmission gear disc on one side, and a driving gear is movably connected on the other side of the inside of the base, and a first servo motor is fixedly connected on one side of the top end of the base.

[0011] As a further technical scheme of the utility model, the output end of the first servo motor is fixedly connected with the driving gear inside the base, and the driving gear is meshingly connected with the transmission gear disc.

[0012] As a further technical scheme of the utility model, the center line of the mounting box and the center line of the transmission gear disc are on the same vertical plane, and the mounting box is fixedly connected with the transmission gear disc through the top end of the base.

[0013] As a further technical scheme of the utility model, a T-shaped positioning plate is movably connected inside the mounting groove, a clamping plate is fixedly connected on one side of the T-shaped positioning plate, a fixed sleeve is fixedly connected on the top end of one side of the mounting groove, a positioning groove is formed on one side of the T-shaped positioning plate, a connecting rod is movably connected inside the fixed sleeve, a connecting piece is fixedly connected on one side of the connecting rod, a positioning bolt is fixedly connected on one side of the connecting piece, a spring is fixedly connected on one side of the connecting piece, and a pull ring is fixedly connected on one side of the connecting rod through the fixed sleeve.

[0014] As a further technical scheme of the utility model, the positioning bolt is movably connected with the positioning groove inside the mounting groove, and the spring is fixedly connected with the fixed sleeve.

[0015] Compared with the prior art, the utility model has the advantages that the workpiece fixing device can synchronously drive multiple clamping assemblies, adjust the angle of the workpiece after fixing, and adjust the clamping position.

[0016] (1) By setting the mounting box, the mounting groove, the supporting plate, the driving rod, the turntable, the second servo motor, the groove, the sliding groove and the driving chute, the workpiece is placed on the top end of the mounting box before processing, then the second servo motor is started to drive the turntable to rotate, the driving chute drives the driving rod to move while the turntable rotates, and the driving rod drives the mounting groove and the clamping plate on the top to move to the middle through the supporting plate, so that the workpiece is clamped by the clamping plate quickly, and the supporting plate is limited to the mounting groove by being attached to the top end inside the mounting box, so that multiple clamping plates can synchronously drive the workpiece clamping and fixing.

[0017] (2) By setting has first servo motor, installation box, transmission gear and drive gear, in processing workpiece is fixed at the top of installation box after, can start the first servo motor of base top side drive drive gear rotation, drive gear rotation drives transmission gear rotation, transmission gear again through the top of rotating platform drives workpiece rotation, so that the angle of workpiece can be adjusted according to processing demand to facilitate processing, the workpiece angle can be conveniently adjusted is realized;

[0018] (3) By setting has installation groove, T type positioning plate, clamping plate, fixed sleeve, positioning groove, support plate, pull ring, spring, connecting rod, connecting piece and positioning bolt, before processing, the pull ring can be pulled to drive the positioning bolt to move to one side through the connecting rod, so that the positioning bolt can be pulled to drive the clamping plate to move to adjust the height of the clamping plate after the positioning bolt is inserted into the positioning groove in the corresponding position in the positioning groove under the pushing of the spring through the connecting piece, so that the clamping plate can be positioned by the T type positioning plate, the clamping position can be adjusted according to the size of the workpiece to improve the clamping stability, the clamping position can be adjusted is realized. BRIEF DESCRIPTION OF DRAWINGS

[0019] Figure 1 It is the front view sectional structure schematic drawing of the utility model;

[0020] Figure 2 It is the installation groove top view sectional structure schematic drawing of the utility model;

[0021] Figure 3 It is the installation box top view structure schematic drawing of the utility model;

[0022] Figure 4 It is the rotating platform top view sectional structure schematic drawing of the utility model.

[0023] In the drawing: 1, base; 2, first servo motor; 3, installation box; 4, installation groove; 5, T type positioning plate; 6, clamping plate; 7, fixed sleeve; 8, positioning groove; 9, support plate; 10, drive rod; 11, rotating platform; 12, transmission gear; 13, second servo motor; 14, recess; 15, drive gear; 16, pull ring; 17, spring; 18, connecting rod; 19, connecting piece; 20, positioning bolt; 21, sliding slot; 22, drive inclined slot. DETAILED DESCRIPTION

[0024] The technical solutions in the embodiments of the utility model will be clearly and completely described below with reference to the drawings in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, rather than all the embodiments. Based on the embodiments of the utility model, all other embodiments obtained by those skilled in the art without creative labor fall within the scope of the utility model.

[0025] Embodiment: please refer to Figures 1-4 A workpiece fixing device, including base 1, the top of base 1 is provided with installation box 3, the both sides and both ends of the top of installation box 3 are movably connected with a group of installation grooves 4, the installation groove 4 on the top of installation box 3 is symmetrically arranged, the inside of installation box 3 is provided with driving mechanism for synchronously driving multiple groups of clamping assemblies;

[0026] The driving mechanism includes rotary table 11, the inside of installation box 3 is movably connected with rotary table 11, the bottom end of rotary table 11 is provided with recess 14, the bottom end inside installation box 3 is fixedly connected with second servo motor 13, the both sides and both ends of the top of rotary table 11 are provided with driving inclined groove 22, the both sides and both ends of the top of installation box 3 are provided with sliding groove 21, the both sides and both ends of the inside top of installation box 3 are movably connected with support plate 9, the bottom end of support plate 9 is fixedly connected with driving rod 10;

[0027] Driving rod 10 is slidably connected with driving inclined groove 22, installation groove 4 penetrates sliding groove 21 and is fixedly connected with support plate 9;

[0028] The output end of second servo motor 13 is fixedly connected with recess 14, the center line of rotary table 11 and the center line of installation box 3 are on the same vertical plane;

[0029] Specifically, as shown in Figure 1 、 Figure 3 And Figure 4 Before processing, the workpiece is placed on the top of installation box 3, then second servo motor 13 is started to drive rotary table 11 to rotate, rotary table 11 rotates simultaneously to drive driving rod 10 to move through driving inclined groove 22, driving rod 10 drives the top installation groove 4 and clamping plate 6 to move to the middle through support plate 9, so that the workpiece is clamped by clamping plate 6 quickly, and support plate 9 abutting on the top inside installation box 3 can limit installation groove 4, so that multiple groups of clamping plate 6 can synchronously drive workpiece clamping and fixing.

[0030] One side inside base 1 is movably connected with transmission gear disc 12, the other side inside base 1 is movably connected with driving gear 15, one side on the top of base 1 is fixedly connected with first servo motor 2;

[0031] The output end of the first servo motor 2 extends to the inside of the base 1 and is fixedly connected with the driving gear 15, and the driving gear 15 is in meshing connection with the transmission gear disc 12.

[0032] The center line of the mounting box 3 is on the same vertical plane as the center line of the transmission gear disc 12, and the mounting box 3 is fixedly connected with the transmission gear disc 12 through the top end of the base 1.

[0033] Specifically, as shown in Figure 1 and Figure 3 , after fixing the workpiece on the top end of the mounting box 3 during processing, the first servo motor 2 on the top end of the base 1 can be started to drive the driving gear 15 to rotate, and the driving gear 15 drives the transmission gear disc 12 to rotate at the same time, and the transmission gear disc 12 drives the workpiece to rotate through the rotary table 11 on the top thereof, so that the angle of the workpiece can be adjusted according to the processing requirements to facilitate processing, and the angle of the workpiece can be conveniently adjusted.

[0034] The T-shaped positioning plate 5 is movably connected in the mounting groove 4, one side of the T-shaped positioning plate 5 is fixedly connected with the clamping plate 6, the top end of one side of the mounting groove 4 is fixedly connected with the fixed sleeve 7, one side of the T-shaped positioning plate 5 is provided with the positioning groove 8, the inside of the fixed sleeve 7 is movably connected with the connecting rod 18, one side of the connecting rod 18 is fixedly connected with the connecting piece 19, one side of the connecting piece 19 is fixedly connected with the positioning pin 20, one side of the connecting piece 19 is fixedly connected with the spring 17, and one side of the connecting rod 18 is fixedly connected with the pull ring 16 through the fixed sleeve 7;

[0035] The positioning pin 20 extends to the inside of the mounting groove 4 and is movably connected with the positioning groove 8, and the spring 17 is fixedly connected with the fixed sleeve 7;

[0036] Specifically, as shown in Figure 1 , Figure 2 and Figure 3 , before processing, the pull ring 16 can be pulled to drive the positioning pin 20 to move to one side through the connecting rod 18, so that the positioning pin 20 is separated from the inside of the positioning groove 8, and then the T-shaped positioning plate 5 can be pulled to drive the clamping plate 6 to move to adjust the height of the clamping plate 6, and then the pull ring 16 is released to insert the positioning pin 20 into the inside of the positioning groove 8 in the corresponding position through the connecting piece 19 under the pushing of the spring 17, so that the clamping plate 6 is positioned by the T-shaped positioning plate 5, and the clamping position can be adjusted according to the size of the workpiece to improve the clamping stability, and the clamping position can be adjusted.

[0037] Working principle: the utility model discloses when using, can pull the pull ring 16 through connecting rod 18 drive positioning bolt 20 to one side movement before processing, make positioning bolt 20 separate from the inside of positioning groove 8 after can pull T type locating plate 5 drive clamping plate 6 movement to adjust the height of clamping plate 6, then loosen pull ring 16 under the push of spring 17 through connecting piece 19 insert positioning bolt 20 in the inside of positioning groove 8 of corresponding position, thereby through T type locating plate 5 to clamping plate 6 positioning, can adjust the clamping position according to workpiece size, to improve the clamping stability, then the workpiece is placed at the top of mounting box 3, then start second servo motor 13 drive turntable 11 rotation, turntable 11 rotates simultaneously through drive chute 22 drive driving rod 10 movement, driving rod 10 again through support plate 9 drive the top installation groove 4 and clamping plate 6 to the middle movement, thereby fast through clamping plate 6 workpiece clamping, and support plate 9 is attached in the top inside installation box 3 can limit installation groove 4, when processing, after workpiece is fixed at the top of mounting box 3, can start the first servo motor 2 of base 1 top side drive gear 15 rotation, drive gear 15 rotation simultaneously drive transmission gear 12 rotation, transmission gear 12 again through its top turntable 11 drive workpiece rotation, thereby can through the angle of workpiece adjustment according to the processing demand to facilitate processing.

Claims

1. A workpiece holding device comprising a base (1), characterised in that: The top end of the base (1) is provided with a mounting box (3), both sides and both ends of the top of the mounting box (3) are movably connected with a group of mounting grooves (4), the mounting grooves (4) at the top end of the mounting box (3) are symmetrically arranged, and the inside of the mounting box (3) is provided with a driving mechanism for synchronously driving a plurality of clamping assemblies. The inside of the mounting box (3) is movably connected with a rotating table (11), the bottom end of the rotating table (11) is provided with a groove (14), the bottom end of the inside of the mounting box (3) is fixedly connected with a second servo motor (13), both sides and both ends of the top of the rotating table (11) are provided with driving inclined grooves (22), both sides and both ends of the top of the mounting box (3) are provided with sliding grooves (21), both sides and both ends of the inside of the top of the mounting box (3) are movably connected with supporting plates (9), and the bottom end of each supporting plate (9) is fixedly connected with a driving rod (10).

2. The workpiece holding apparatus of claim 1 wherein: The driving rod (10) is slidably connected with the driving inclined grooves (22), and the mounting grooves (4) penetrate the sliding grooves (21) and are fixedly connected with the supporting plates (9).

3. The workpiece holding apparatus of claim 1 wherein: The output end of the second servo motor (13) is fixedly connected with the groove (14), and the center line of the rotating table (11) is on the same vertical plane as the center line of the mounting box (3).

4. The workpiece holding apparatus of claim 1 wherein: One side of the inside of the base (1) is movably connected with a transmission gear disc (12), the other side of the inside of the base (1) is movably connected with a driving gear (15), and one side of the top end of the base (1) is fixedly connected with a first servo motor (2).

5. A workpiece holding apparatus according to claim 4, wherein: The output end of the first servo motor (2) extends to the inside of the base (1) and is fixedly connected with the driving gear (15), and the driving gear (15) is meshedly connected with the transmission gear disc (12).

6. The workpiece holding apparatus of claim 4 wherein: The center line of the mounting box (3) is on the same vertical plane as the center line of the transmission gear disc (12), and the mounting box (3) penetrates the top end of the base (1) and is fixedly connected with the transmission gear disc (12).

7. The workpiece holding apparatus of claim 1 wherein: The inside of the mounting groove (4) is movably connected with a T-shaped positioning plate (5), one side of the T-shaped positioning plate (5) is fixedly connected with a clamping plate (6), one side of the top end of the mounting groove (4) is fixedly connected with a fixed sleeve (7), one side of the T-shaped positioning plate (5) is provided with a positioning groove (8), the inside of the fixed sleeve (7) is movably connected with a connecting rod (18), one side of the connecting rod (18) is fixedly connected with a connecting piece (19), one side of the connecting piece (19) is fixedly connected with a positioning bolt (20), one side of the connecting piece (19) is fixedly connected with a spring (17), and one side of the connecting rod (18) penetrating the fixed sleeve (7) is fixedly connected with a pull ring (16).

8. A workpiece holding apparatus according to claim 7, wherein: The positioning bolt (20) extends to the inside of the mounting groove (4) and is movably connected with the positioning groove (8), and the spring (17) is fixedly connected with the fixed sleeve (7).

Images