CN214351035U

CN214351035U - Fixture for precision machining

Info

Publication number: CN214351035U
Application number: CN202120468597.8U
Authority: CN
Inventors: 张新; 李小海
Original assignee: Jiamusi University
Current assignee: Jiamusi University
Priority date: 2021-03-04
Filing date: 2021-03-04
Publication date: 2021-10-08
Anticipated expiration: 2031-03-04

Abstract

The utility model discloses a frock clamp for precision machining, the on-line screen storage device comprises a base, open at base top outer wall middle part has the mounting groove, and the mounting groove bottom inner wall is fixed with the ball that the equidistance distributes through the mounting hole, open at mounting groove one side outer wall middle part has the sliding tray, and sliding tray inner wall sliding connection has the annular piece, the welding of annular piece one side outer wall has the workstation, and the middle part of workstation top outer wall has the spout, spout one side inner wall has two-way lead screw through the bearing welding, and two-way lead screw outer wall installs the backup pad of symmetric distribution, the welding of backup pad one side outer wall top has the connecting rod. The utility model discloses a two-way lead screw utilizes screw hole and backup pad looks spiro union and sliding plate and backup pad one side outer wall to weld mutually, can rotate to drive the backup pad and remove the spout that utilizes the sliding plate inner wall plate to shelter from the protection to the workstation top outer wall when adding man-hour two-way lead screw.

Description

Fixture for precision machining

Technical Field

The utility model relates to a machining technical field especially relates to a frock clamp for precision machining.

Background

The fixture is a process device used for rapidly fastening a workpiece during processing to keep a machine tool, a cutter and the workpiece at correct relative positions, the tool fixture is an indispensable component for mechanical processing, and any process in the process is used for rapidly, conveniently and safely installing the workpiece and can be called as the fixture.

The existing tool clamp still has shortcomings in the actual use process, when the tool clamp is used, a large amount of iron scraps and dust are generated due to machining, the dust can be remained in the sliding groove of the tool clamp, the phenomenon that the clamping is affected due to accumulation of the dust in the inner part is not treated for a long time, and therefore a novel working clamp for machining needs to be designed.

SUMMERY OF THE UTILITY MODEL

The utility model aims at solving the defects in the prior art and providing a tooling clamp for precision machining.

In order to achieve the above purpose, the utility model adopts the following technical scheme:

a tool clamp for precision machining comprises a base, wherein a mounting groove is formed in the middle of the outer wall of the top of the base, balls distributed equidistantly are fixed on the inner wall of the bottom of the mounting groove through mounting holes, a sliding groove is formed in the middle of the outer wall of one side of the mounting groove, an annular block is connected to the inner wall of the sliding groove in a sliding mode, a workbench is welded on the outer wall of one side of the annular block, a sliding groove is formed in the middle of the outer wall of the top of the workbench, a bidirectional screw rod is welded on the inner wall of one side of the sliding groove through a bearing, symmetrically distributed supporting plates are mounted on the outer wall of the bidirectional screw rod, a connecting rod is welded on the top of the outer wall of one side of the supporting plates, an arc-shaped clamping block is welded on the outer wall of one side of the connecting rod, arc-shaped grooves are formed in the outer walls of two sides of the arc-shaped clamping block, arc-shaped blocks are connected to the inner wall of the arc-shaped groove in a sliding mode, sliding plates distributed equidistantly are welded on the outer wall of the two sides of the top of the workbench, and a first bevel gear is welded on the middle of the outer wall of the bottom of the workbench through a fixing rod, and a second bevel gear is meshed with the outer wall of one side of the first bevel gear.

Preferably, the bottom of the outer wall of one side of the support plate is provided with a threaded hole, the inner wall of the threaded hole is in threaded connection with the outer wall of the bidirectional screw rod, threads on the inner wall of the threaded hole are matched with threads on the outer wall of the bidirectional screw rod, the outer wall of one side of the bidirectional screw rod is welded with an inner hexagonal sleeve, and the outer wall of the other side of the support plate is welded with the outer wall of one side of the sliding plate.

Preferably, a fixing groove is formed in the inner wall of one side of the sliding groove, and a bearing is welded to the inner wall of the fixing groove.

Preferably, the outer wall of one side of the second bevel gear is welded with a rotating rod, and the outer wall of one side of the rotating rod is welded with a rotating handle.

Preferably, the outer wall of the top of the arc-shaped clamping block is bonded with a non-slip mat, and the outer wall of the non-slip mat is provided with non-slip lines distributed at equal intervals.

Preferably, the inner layer of the base is provided with an installation chamber, and the size of the inner wall of the installation chamber is matched with the size of the outer walls of the first bevel gear and the second bevel gear.

The utility model has the advantages that:

1. according to the tool clamp for precision machining, the bidirectional screw rod is in threaded connection with the supporting plate through the threaded hole, the sliding plate is welded with the outer wall of one side of the supporting plate, the bidirectional screw rod can rotate to drive the supporting plate to move during machining, the sliding of the plate block on the inner wall of the sliding plate can be used for shielding and protecting the sliding groove on the outer wall of the top of the workbench, and dust can be prevented from being accumulated in the sliding groove to affect clamping in the connecting mode, so that safety accidents are prevented;

2. this frock clamp for precision machining of design drives first bevel gear through the second bevel gear and rotates the position that can rotate the convenient work piece processing of adjusting to the workstation, can adjust fixedly with the size of frock man-hour through the sliding connection through arc wall and arc piece, and such connected mode can improve equipment's practicality.

Drawings

Fig. 1 is a cross-sectional view of the overall structure of a tooling fixture for precision machining provided by the present invention;

fig. 2 is a top view of the overall structure of a tooling fixture for precision machining according to the present invention;

fig. 3 is the utility model provides an arc clamping block structure front view of frock clamp for precision machining.

In the figure: the device comprises a base 1, a mounting groove 2, a ball 3, a sliding groove 4, an annular block 5, a workbench 6, a sliding groove 7, a bidirectional screw rod 8, a supporting plate 9, a connecting rod 10, an arc-shaped clamping block 11, an arc-shaped groove 12, an arc-shaped block 13, a sliding plate 14, a first bevel gear 15 and a second bevel gear 16.

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.

Referring to fig. 1-3, a tooling fixture for precision machining comprises a base 1, wherein the middle part of the outer wall of the top of the base 1 is provided with a mounting groove 2, the inner wall of the bottom of the mounting groove 2 is fixed with balls 3 distributed equidistantly through mounting holes, the middle part of the outer wall of one side of the mounting groove 2 is provided with a sliding groove 4, the inner wall of the sliding groove 4 is connected with an annular block 5 in a sliding manner, the outer wall of one side of the annular block 5 is welded with a workbench 6, the middle part of the outer wall of the top of the workbench 6 is provided with a sliding groove 7, the inner wall of one side of the sliding groove 7 is provided with a fixing groove, the inner wall of the fixing groove is welded with a bearing, the inner wall of one side of the sliding groove 7 is welded with a bidirectional screw rod 8 through the bearing, the outer wall of the bidirectional screw rod 8 is provided with a symmetrically distributed support plate 9, the bottom of the outer wall of one side of the support plate 9 is provided with a threaded hole, the inner wall of the threaded hole is in threaded connection with the outer wall of the bidirectional screw rod 8, the threaded connection, the thread of the threaded hole is matched with the outer wall of the bidirectional screw rod 8, and the outer wall welding of 8 one sides of two-way lead screw has the socket head cap, and the outer wall welding of backup pad 9 opposite side and 14 one sides of sliding plate mutually, the outer wall welding of 9 one sides of backup pad has connecting rod 10, and the outer wall welding of 10 one sides of connecting rod has arc grip block 11, the outer wall bonding of 11 tops of arc grip block has the slipmat, and the slipmat outer wall is opened there is the antiskid line that the equidistance distributes, arc 12 has all been opened to the outer wall of 11 both sides of arc grip block, and 12 inner walls sliding connection of arc have arc 13, the outer wall welding of 6 tops of workstation has the sliding plate 14 that the equidistance distributes, and the outer wall middle part of 6 bottoms of workstation has first bevel gear 15 through the dead lever welding, utilizes screw hole and 9 looks spiro union and sliding plate 14 and the outer wall welding of 9 one side of backup pad to the two-way lead screw 8 rotates to drive backup pad 9 to remove and utilizes the slip of 14 inner wall plate can be to the outer wall plate outside 6 tops of workstation through the dead lever when adding man-hour The wall chute 7 is shielded and protected, and the connection mode can prevent dust from accumulating inside the chute 7 to influence clamping and prevent safety accidents;

first bevel gear 15 one side outer wall meshing has second bevel gear 16, second bevel gear 16 one side outer wall welding has the dwang, and dwang one side outer wall welding has the rotation handle, 1 inlayer of base is equipped with the installation room, and the inner wall size of installation room and first bevel gear 15 and the 16 outer wall size looks adaptations of second bevel gear, drives first bevel gear 15 through second bevel gear 16 and rotates the position that can rotate convenient regulation work piece processing to workstation 6, can adjust fixedly with the size of processing according to the frock through the sliding connection through arc wall 12 and arc piece 13, and such connected mode can improve equipment's practicality.

The working principle is as follows: when a user uses the equipment, firstly, the bidirectional screw rod 8 is rotated according to the size of a tool, the position of the arc clamping block 11 is adjusted through the sliding connection of the arc groove 12 and the arc block 13, then in the processing process, the first bevel gear 15 is driven to rotate through the second bevel gear 16, the position of the workbench 6 for conveniently adjusting the processing of a workpiece can be rotated, finally, in the processing process, the bidirectional screw rod 8 is in threaded connection with the supporting plate 9 through a threaded hole, the sliding plate 14 is welded with the outer wall of one side of the supporting plate 9 through the sliding plate 14, the bidirectional screw rod 8 can be rotated to drive the supporting plate 9 to move in the processing process, the sliding groove 7 on the outer wall of the top of the workbench 6 can be shielded and protected, the dust can be prevented from being accumulated inside the sliding groove 7 to generate accumulation and influence clamping, and safety accidents are prevented.

The above, only be the concrete implementation of the preferred embodiment of the present invention, but the protection scope of the present invention is not limited thereto, and any person skilled in the art is in the technical scope of the present invention, according to the technical solution of the present invention and the utility model, the concept of which is equivalent to replace or change, should be covered within the protection scope of the present invention.

Claims

1. The utility model provides a frock clamp for precision machining, includes base (1), its characterized in that, open base (1) top outer wall middle part has mounting groove (2), and mounting groove (2) bottom inner wall is fixed with ball (3) that the equidistance distributes through the mounting hole, open at mounting groove (2) one side outer wall middle part has sliding tray (4), and sliding tray (4) inner wall sliding connection has annular piece (5), the outer wall welding of annular piece (5) one side has workstation (6), and open at workstation (6) top outer wall middle part has spout (7), the inner wall of spout (7) one side has two-way lead screw (8) through the bearing welding, and two-way lead screw (8) outer wall installs the backup pad (9) of symmetric distribution, the welding of backup pad (9) one side outer wall top has connecting rod (10), and the outer wall welding of connecting rod (10) one side has arc grip block (11), arc grip block (11) both sides outer wall has all been opened arc wall (12), and arc wall (12) inner wall sliding connection has arc block (13), workstation (6) top both sides outer wall welding has sliding plate (14) that the equidistance distributes, and workstation (6) bottom outer wall middle part has first bevel gear (15) through the dead lever welding, first bevel gear (15) one side outer wall meshing has second bevel gear (16).

2. The tooling clamp for precision machining according to claim 1, wherein the bottom of the outer wall of one side of the support plate (9) is provided with a threaded hole, the inner wall of the threaded hole is in threaded connection with the outer wall of the bidirectional screw rod (8), the thread of the inner wall of the threaded hole is matched with the thread of the outer wall of the bidirectional screw rod (8), the outer wall of one side of the bidirectional screw rod (8) is welded with an inner hexagonal sleeve, and the outer wall of the other side of the support plate (9) is welded with the outer wall of one side of the sliding plate (14).

3. The tooling clamp for precision machining according to claim 1, wherein a fixing groove is formed on the inner wall of one side of the sliding groove (7), and a bearing is welded on the inner wall of the fixing groove.

4. The tooling clamp for precision machining according to claim 1, wherein a rotating rod is welded on the outer wall of one side of the second bevel gear (16), and a rotating handle is welded on the outer wall of one side of the rotating rod.

5. The tooling clamp for precision machining according to claim 1, wherein the outer wall of the top of the arc-shaped clamping block (11) is bonded with a non-slip mat, and the outer wall of the non-slip mat is provided with non-slip lines distributed at equal intervals.

6. A tool clamp for precision machining according to claim 1, characterized in that the inner layer of the base (1) is provided with a mounting chamber, and the size of the inner wall of the mounting chamber is matched with the size of the outer walls of the first bevel gear (15) and the second bevel gear (16).