Angular positioning clamp for machining lead screw shell

Abstract

The utility model discloses an angular positioning fixture for processing a lead screw shell. The angular positioning fixture comprises a fixture base, a ball pin is arranged on the clamp base, a first auxiliary clamping seat is installed on the clamp base, a first auxiliary rod is arranged on the first auxiliary clamping seat, a first clamping block is arranged on the first auxiliary rod, and the side end of the first clamping block is connected to the first auxiliary clamping seat through a first adjusting piece. A first auxiliary supporting seat is installed at the side end of the first auxiliary clamping seat, and a first supporting rod is arranged on the first auxiliary supporting seat. According to the angular positioning clamp for lead screw shell machining, a first supporting rod on a first auxiliary supporting seat is clamped in a through groove of a lead screw shell, the problem that the clamping stability is poor due to the fact that the surface of the lead screw shell is uneven is solved, and the lead screw shell can be conveniently machined in the later period through a first clamping block; the problem that the service life is shortened due to the fact that the surface of the lead screw shell is abraded due to clamping limiting is solved.

Description

TECHNICAL FIELD

[0001] The utility model relates to the technical fields such as screw rod shell processing, specifically is a kind of angular positioning fixture for screw rod shell processing. BACKGROUND

[0002] In the process of screw rod shell processing, the screw rod shell needs to be positioned and clamped, so a positioning fixture is needed to limit the position, but the existing positioning fixture still has some defects when in use.

[0003] During use, the positioning fixture needs to be manually operated, and due to the difference in manual operation, it may cause inaccurate clamping and positioning, thereby affecting the accuracy of processing or assembly, and manual operation requires additional time for adjustment and calibration, increasing the production time and reducing the overall production efficiency.

[0004] To overcome the above-mentioned defects, the prior art 1 (Chinese patent with application number CN202121245244.8 and application date 2021-06-04) is a kind of engine shell positioning fixture, including workbench;The bottom end of the workbench is provided with a supporting leg, and the upper end of the supporting leg is fixedly installed on the bottom end of the workbench by bolts, and the upper end of the workbench is provided with a containing table, and the upper end of the containing table is provided with telescopic rods on both sides, and the bottom end of the telescopic rod is fixedly installed on the upper end of the containing table by bolts, and the front end of the telescopic rod is provided with a mounting plate, and the mounting plate is fixedly installed on the front end of the telescopic rod by bolts, and the front end of the mounting plate is provided with a clamping plate, and the clamping plate is welded with a slide rod on one side, and the slide rod is welded on the one side of the clamping plate, and the slide rod penetrates the mounting plate at one end, and the mounting plate and the slide rod are connected by sliding, and the outer side of the slide rod is provided with a spring, and the spring is welded on the one side of the clamping plate and the one side of the mounting plate, and the workpiece to be processed is placed on the upper side of the containing table, and then the telescopic rod is started by the switch, and the telescopic rod will drive the clamping plate to move, and the workpiece is clamped by the clamping plate, and during clamping, the spring can be shrunk after being pressed, to avoid the pressure of the clamping plate on the workpiece being too large, causing the workpiece to be deformed or damaged.

[0005] Although the prior art can automatically clamp and fix, during work, the mounting plate is moved by the telescopic rod, and since the surface of the screw rod shell is not flat, the use of the clamping plate for clamping may cause poor stability, in order to ensure the stability, the clamping plate needs to be moved, which may cause the surface of the screw rod shell to be worn, reducing the service life of the screw rod shell, and clamping by the clamping plate may affect the subsequent processing operation, thereby reducing the overall operation efficiency.

[0006] In view of the above problems, it is urgent to make innovative design on the basis of the original angular positioning fixture for screw rod shell processing, therefore we propose the angular positioning fixture for screw rod shell processing, which can well solve the above problems. The utility model discloses a content

[0007] The utility model discloses a purpose at providing a kind of angular positioning fixture for screw rod shell processing, to solve the problem of poor stability that the current market moves through telescopic rod to drive mounting plate as described in the above background art, thus using clamping plate to clamp easily leads to poor stability, to ensure its stability, need to move clamping plate, easily lead to the surface of screw rod shell is abraded, make the service life of screw rod shell reduce, and clamping through clamping plate easily affects subsequent processing operation, thereby leading to the problem of overall operation efficiency decline.

[0008] To achieve the above object, the utility model provides the following technical scheme: an angular positioning fixture for screw rod shell processing, including the clamping fixture base being set up;

[0009] Ball pin is provided on the clamping fixture base, first auxiliary clamping seat is installed on the clamping fixture base, first auxiliary rod is provided on the first auxiliary clamping seat, first clamping block is provided on the first auxiliary rod, first clamping block side end is connected on the first auxiliary clamping seat through first adjusting part, first auxiliary support seat is installed on the first auxiliary clamping seat side end, and first support rod is provided on the first auxiliary support seat.

[0010] Preferably, support panel is connected on the clamping fixture base, angular rhombic pin is installed on the surface of support panel, and limit block is provided on the surface of support panel.

[0011] Preferably, the limit block is annularly arranged outside the angular rhombic pin, a limit seat is installed on the surface of the support panel, and a clamping rod is arranged on the limit seat.

[0012] Preferably, a clamping assembly is installed on the support panel, the clamping assembly comprises a second auxiliary clamping seat installed on the support panel, and a second auxiliary rod is installed on the second auxiliary clamping seat.

[0013] Preferably, the second auxiliary rod is connected with a second clamping block through a second adjusting part, and the second clamping block is rotatably connected to the second auxiliary rod.

[0014] Preferably, a second auxiliary support seat is provided at the side end of the second auxiliary clamping seat, and a second support rod is installed on the second auxiliary support seat.

[0015] Preferably, an auxiliary assembly is provided on the clamping fixture base, the auxiliary assembly comprises a storage plate installed on the clamping fixture base, a pre-positioning pressing seat is installed on the storage plate, a protective cylinder is arranged in the pre-positioning pressing seat, a pressing plate is arranged in the protective cylinder, and the pressing plate is connected with a rotating block.

[0016] Preferably, the rotating block is connected with a rotating shaft, the rotating shaft is connected with a rotating rod outside, and the rotating rod is connected with a handheld ball at the end.

[0017] Compared with the prior art, the beneficial effects of the utility model are: the angular positioning clamp for screw rod shell machining, through the first support rod on the first auxiliary support base clamping in the through slot of the screw rod shell, reduces the problem of poor clamping stability caused by uneven surface of the screw rod shell, and the first clamping block facilitates the machining of the screw rod shell in the later period, reduces the problem of reduced service life caused by the wear of the surface of the screw rod shell due to clamping limiting, and the specific contents are as follows:

[0018] Through the first support rod on the first auxiliary support base clamping in the through slot of the screw rod shell, the problem of poor clamping stability caused by uneven surface of the screw rod shell is reduced, and the first clamping block facilitates the machining of the screw rod shell in the later period, improves the overall machining efficiency;

[0019] Through angular rhombus pin positioning, the screw rod shell is clamped through the limiting block on the surface of the support panel, the limiting seat is connected with the through slot on the screw rod shell through the clamping rod on the upper end, so that the screw rod shell is quickly limited;

[0020] The screw rod shell is installed on the second support rod on the second auxiliary support base, so that the screw rod shell is conveniently limited and fixed, the screw rod shell is limited and fixed through the second clamping block, so that the screw rod shell is conveniently machined, and the overall production efficiency is improved;

[0021] When the screw rod shell is limited on the right side of the clamp base, the rotating shaft of the auxiliary assembly is rotated, the pressing plate is moved by the rotating block, so that the pressing plate can clamp the side end of the screw rod shell, and the limiting in the later period is facilitated;

[0022] After limiting and fixing, the second auxiliary support base and the second auxiliary clamping seat are used for clamping and fixing, the overall operation pressure is controlled by the electromagnetic valve, it is safe and reliable, the gas detector is arranged in the clamp base, whether the screw rod shell is installed in place can be detected, and the overall production efficiency is improved. BRIEF DESCRIPTION OF DRAWINGS

[0023] Figure 1 It is the overall structure schematic diagram of the utility model;

[0024] Figure 2 It is the first auxiliary support base and the first support rod connection structure schematic diagram of the utility model;

[0025] Figure 3 It is the overall use structure schematic diagram of the utility model;

[0026] Figure 4 It is the overall structure schematic diagram of the support panel of the utility model;

[0027] Figure 5 It is the second auxiliary support seat and second support rod connecting structure schematic view of the utility model;

[0028] Figure 6 It is the overall overhead structure schematic view of the utility model;

[0029] Figure 7 It is the inside structure schematic view of the utility model pre-positioning compression seat.

[0030] In the drawing: 1, clamp base; 2, ball pin; 3, first auxiliary clamping seat; 4, first auxiliary rod; 5, first adjusting part; 6, first clamping block; 7, first auxiliary support seat; 8, first support rod; 9, support panel; 10, angular rhombic pin; 11, limit block; 12, limit seat; 13, clamping rod; 14, second auxiliary clamping seat; 15, second auxiliary rod; 16, second adjusting part; 17, second clamping block; 18, second auxiliary support seat; 19, second support rod; 20, article placing plate; 21, pre-positioning compression seat; 22, rotating shaft; 23, rotating rod; 24, hand ball; 25, rotating block; 26, pressing plate; 27, protection cylinder. DETAILED DESCRIPTION

[0031] 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, not all the embodiments. Based on the embodiments in the utility model, all other embodiments obtained by those skilled in the art without creative labor fall within the protection scope of the utility model.

[0032] Embodiment one:

[0033] In the embodiment, in order to improve the service life of the lead screw shell, the first auxiliary clamping seat 3 and the first auxiliary support seat 7 are used, and the purpose is to reduce the problem that the lead screw shell surface is abraded due to clamping limit, thereby reducing the service life, such as Figure 1 and Figure 2The technical scheme shown includes the clamp base 1 provided, the ball pin 2 is arranged on the clamp base 1, the first auxiliary clamping seat 3 is installed on the clamp base 1, the first auxiliary rod 4 is arranged on the first auxiliary clamping seat 3, the first clamping block 6 is arranged on the first auxiliary rod 4, the first clamping block 6 is connected to the first auxiliary clamping seat 3 through the first adjusting part 5 at the side end, the first auxiliary support seat 7 is installed at the side end of the first auxiliary clamping seat 3, the first support rod 8 is arranged on the first auxiliary support seat 7, the clamp base 1 is convenient to install on the required position, at this time, the lead screw housing is placed on the clamp base 1, the lead screw housing is auxiliary positioned through the ball pin 2, it is convenient to support in the later period, the lead screw housing is moved to the first auxiliary support seat 7, and is clamped in the through slot of the lead screw housing through the first support rod 8 on the first auxiliary support seat 7, so that the lead screw housing can be supported through the first support rod 8, and the limiting operation is carried out in this way, the problem that the clamping stability is poor due to the uneven surface of the lead screw housing is reduced, at this time, the first auxiliary rod 4 on the first auxiliary clamping seat 3 is moved, the first clamping block 6 is clamped on the surface of the lead screw housing through the cooperation of the first adjusting part 5, the whole clamping is simple and fast, the complexity and time of operation are reduced, the first clamping block 6 makes the clamping more stable, the lead screw housing is conveniently machined in the later period, not only the problem that the service life is reduced due to the wear of the surface of the lead screw housing caused by clamping and limiting is reduced, but also the machining operation in the later period is facilitated, and the problem that the clamping plate clamping affects the later operation is reduced.

[0034] Example two:

[0035] In this embodiment, in order to improve the overall machining efficiency, the second auxiliary clamping seat 14 and the second auxiliary support seat 18 are arranged for use, which aims to reduce the problem that the overall machining efficiency is low due to the fact that only one lead screw housing can be fixed, and the specific like Figures 3-6As shown, the clamp base 1 is connected with a support panel 9, the support panel 9 is surface-mounted with an angular rhombic pin 10, the support panel 9 is provided with a limiting block 11 which is annularly arranged outside the angular rhombic pin 10, the support panel 9 is surface-mounted with a limiting seat 12, the limiting seat 12 is provided with a clamping rod 13, the support panel 9 is installed with a clamping assembly, the clamping assembly includes a second auxiliary clamping seat 14 installed on the support panel 9, the second auxiliary clamping seat 14 is installed with a second auxiliary rod 15, the second auxiliary rod 15 is connected with a second clamping block 17 through a second adjusting piece 16, the second clamping block 17 is rotatably connected to the second auxiliary rod 15, the second auxiliary clamping seat 14 is provided with a second auxiliary support seat 18 at the side end, the second auxiliary support seat 18 is installed with a second support rod 19, the lead screw housing is moved to the side end of the support panel 9 and positioned by the angular rhombic pin 10, the lead screw housing is clamped by the limiting block 11 on the surface of the support panel 9, the limiting seat 12 is clamped with the through slot on the lead screw housing through the clamping rod 13 at the upper end, so that the lead screw housing is quickly limited, and the clamp base 1 can clamp two lead screw housings at two workstations on the left and right, improve the overall machining efficiency, reduce the problem that the overall machining efficiency is low due to the fact that only one lead screw housing can be fixed, at this time the lead screw housing is installed on the second support rod 19 of the second auxiliary support seat 18, which facilitates the limiting and fixing of the lead screw housing, the second auxiliary rod 15 on the second auxiliary clamping seat 14 is used in cooperation with the second adjusting piece 16, the lead screw housing is limited and fixed by the second clamping block 17, which facilitates the machining operation of the lead screw housing and improves the overall production efficiency.

[0036] Example three:

[0037] In this embodiment, in order to improve the overall installation efficiency, the auxiliary assembly is used, the lead screw housing side end is clamped by the pressing plate 26, which is convenient for limiting later, as follows: Figure 6 and Figure 7As shown, the clamp base 1 is provided with an auxiliary assembly, which comprises a storage plate 20 mounted on the clamp base 1, a pre-positioning pressing seat 21 mounted on the storage plate 20, a protective cylinder 27 arranged in the pre-positioning pressing seat 21, a pressing plate 26 arranged in the protective cylinder 27, the pressing plate 26 being connected with a rotating block 25, a rotating shaft 22 connected with the rotating block 25, a rotating rod 23 connected with the outer side of the rotating shaft 22, and a handheld ball 24 connected with the end of the rotating rod 23. When the lead screw shell is positioned on the right side of the clamp base 1, the handheld ball 24 is used to drive the rotating rod 23 to rotate, so that the rotating shaft 22 on the storage plate 20 rotates, the pressing plate 26 is driven to move through the rotating block 25, the pressing plate 26 can clamp the side end of the lead screw shell, the pre-positioning pressing seat 21 is convenient for protecting the protective cylinder 27, the service life of the protective cylinder 27 is greatly improved, and the second auxiliary supporting seat 18 and the second auxiliary clamping seat 14 are used for clamping and fixing after positioning and fixing, the overall operation pressure is controlled by the electromagnetic valve, which is safe and reliable, each pressure can be adjusted individually, the surface of the lead screw shell can be adjusted, the practicability is improved, the gas detector is arranged in the clamp base 1, whether the lead screw shell is installed in place can be detected, and the production efficiency is improved. The contents not described in detail in the specification belong to the prior art known to those skilled in the art.

[0038] Although the utility model has been described in detail with reference to the foregoing embodiments, those skilled in the art can still modify the technical solutions recorded in the foregoing embodiments or make equivalent replacement to part of the technical features, any modification, equivalent replacement, improvement, etc. within the spirit and principles of the utility model should be included in the protection scope of the utility model.

Claims

1. A kind of angular positioning fixture for screw shell processing, including the fixture base (1) set; characterized in that Further comprising: The ball pin (2) is provided on the fixture base (1), the first auxiliary clamping seat (3) is installed on the fixture base (1), the first auxiliary rod (4) is provided on the first auxiliary clamping seat (3), the first clamping block (6) is provided on the first auxiliary rod (4), the first clamping block (6) side end is connected on the first auxiliary clamping seat (3) by first adjusting piece (5), the first auxiliary support seat (7) is installed on the side end of the first auxiliary clamping seat (3), and the first support rod (8) is provided on the first auxiliary support seat (7).

2. The angular positioning fixture for machining of a lead screw housing according to claim 1, wherein: The support panel (9) is connected on the fixture base (1), the angular rhombus pin (10) is installed on the surface of the support panel (9), and the limit block (11) is provided on the surface of the support panel (9).

3. The angular positioning fixture for machining of a lead screw housing according to claim 2, wherein: The limit block (11) is annularly arranged outside the angular rhombus pin (10), the limit seat (12) is installed on the surface of the support panel (9), and the clamping rod (13) is provided on the limit seat (12).

4. The angular positioning fixture for machining of a lead screw housing of claim 2, wherein: The clamping assembly is installed on the support panel (9), and the clamping assembly includes the second auxiliary clamping seat (14) installed on the support panel (9), and the second auxiliary rod (15) is installed on the second auxiliary clamping seat (14).

5. The angular positioning fixture for machining of a lead screw housing according to claim 4, wherein: The second clamping block (17) is connected on the second auxiliary rod (15) by the second adjusting piece (16), and the second clamping block (17) is rotatably connected on the second auxiliary rod (15).

6. A linear slide housing machining angular positioning fixture according to claim 4, wherein: The second auxiliary support seat (18) is provided on the side end of the second auxiliary clamping seat (14), and the second support rod (19) is installed on the second auxiliary support seat (18).

7. The angular positioning fixture for machining of a lead screw housing of claim 1, wherein: The auxiliary assembly is provided on the fixture base (1), and the auxiliary assembly includes the placement plate (20) installed on the fixture base (1), the pre-positioning compression seat (21) is installed on the placement plate (20), the protective cylinder (27) is provided in the pre-positioning compression seat (21), the pressing plate (26) is provided in the protective cylinder (27), and the pressing plate (26) is connected with the rotating block (25).

8. The angular positioning fixture for machining of a lead screw housing according to claim 7, wherein: The rotating shaft (22) is connected on the rotating block (25), the rotating rod (23) is connected outside the rotating shaft (22), and the handheld ball (24) is connected on the end of the rotating rod (23).

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