Centering adjusting structure for self-centering vice

Abstract

The utility model discloses a centering adjusting structure for a self-centering jaw vice, which comprises a jaw vice main body, and a positioning long groove is arranged on the jaw vice main body. Due to the fact that the adjusting assembly and the like are installed, in the operation process, due to the fact that the adjusting assembly is of an assembled structure composed of the adjusting nut, the first detachable check ring, the positioning check ring, the second detachable check ring, the limiting check ring, the locking ring and the fastening bolt, the vice centering and adjusting assembly has the good expansion function; a user can remove a first detachable check ring and a second detachable check ring which are installed on the two sides of a positioning check ring located in the middle of the adjusting assembly according to requirements, then an additional middle positioning block is additionally installed on the vice body, and the vice body is combined with the rear baffle assembly. Therefore, the self-centering jaw vice can be converted into a double-station clamping jaw vice, two workpieces can be clamped and installed at a time, the application range of the self-centering jaw vice is expanded, and the use efficiency of the self-centering jaw vice is improved.

Description

TECHNICAL FIELD

[0001] The utility model relates to mechanical tool structure technical field, concretely is a kind of centering adjusting structure for self-centering vice. BACKGROUND

[0002] Self-centering vice is a vice, it is suitable for more complex, more high-precision machining tasks and industrial production fields such as aerospace, high-speed rail manufacturing and automobile manufacturing, and centering adjusting structure is the most basic functional component in self-centering vice, it is used to realize the centering adjusting function of vice, but, there are still some defects in actual operation.

[0003] The centering adjusting of self-centering vice needs very high adjusting accuracy, it is usually adjusted by adjustable nut on the both sides of screw rod, due to the space limitation inside vice, this leads to inconvenient operation, time-consuming and laborious when adjusting, seriously affect production efficiency, in addition, it is usually adjusted by two nuts respectively, it is difficult to guarantee adjusting gap, and then it will affect adjusting accuracy, to solve the above-mentioned defects, we provide a new centering adjusting structure for self-centering vice to provide better operation effect. CONTENT OF UTILITY MODEL

[0004] The utility model aims at providing a kind of centering adjusting structure for self-centering vice to solve the problems presented in the above background technology.

[0005] To achieve the above object, the utility model provides the following technical scheme: a kind of centering adjusting structure for self-centering vice, including vice main body, the vice main body is provided with positioning long slot, the inside of the positioning long slot is connected with screw rod, the both sides of the vice main body are respectively equipped with front baffle and rear baffle component, adjusting assembly is installed between the front baffle and screw rod, the adjusting assembly includes adjusting nut, first detachable stop ring, positioning stop ring, second detachable stop ring, limit stop ring, locking ring and fastening bolt, the rear baffle component includes rear baffle shell, spring piece, dustproof ring and spring stop ring, the front baffle is spirally connected with the locking screw matched with adjusting nut, the screw rod is evenly equipped with movable vice.

[0006] Preferably, the first detachable stop ring, positioning stop ring, second detachable stop ring, limit stop ring, locking ring and fastening bolt are sequentially installed in the inside of adjusting nut, so that it becomes a whole, when adjusting, only adjusting nut needs to be adjusted.

[0007] Preferably, the positioning stop ring is installed in the inside of screw rod, and the screw rod is provided with the positioning groove matched with the positioning stop ring.

[0008] Preferably, the movable vice is provided with 2.

[0009] Preferably, the spring piece, dustproof ring and spring retainer are sequentially installed inside the rear baffle shell, so that the rear baffle assembly realizes the advantage of being assembled.

[0010] Preferably, the adjusting nut and locking screw are installed on the front baffle.

[0011] Preferably, the front baffle is provided with a locking opening groove matched with the locking screw, so that the locking opening groove is designed on the front baffle, and the locking screw is installed inside the locking opening groove, thereby facilitating the in-place locking of the adjusting nut and ensuring the accuracy of centering.

[0012] Compared with the prior art, the utility model has the advantages of:

[0013] (1) The centering adjusting structure of the self-centering vice is provided with a locking screw, so that the vice centering adjusting assembly optimizes its structure, and the user only needs to rotate the adjusting nut and fastening bolt in the adjusting assembly to realize rapid and precise adjustment.

[0014] (3) The centering adjusting structure of the self-centering vice is provided with an adjusting assembly, so that the vice centering adjusting assembly optimizes its performance.

[0015] (3), the centering adjusting structure for the self-centering vice is provided with the rear baffle assembly and the like, so that when the vice centering adjusting assembly is used, the rear baffle assembly is set as a composite assembled structure composed of a rear baffle shell, a spring piece, a dustproof ring and a spring retainer, which can not only support the screw rod well, but also eliminate the gap of the adjusting assembly during adjustment, thus improving the centering adjustment precision. BRIEF DESCRIPTION OF DRAWINGS

[0016] Figure 1 It is a top view structural schematic diagram of the utility model;

[0017] Figure 2 It is a side view partial sectional structural schematic diagram of the utility model;

[0018] Figure 3 It is a plane explosion diagram of the adjusting assembly of the utility model;

[0019] Figure 4 It is a top view sectional structural schematic diagram of the rear baffle assembly of the utility model;

[0020] Figure 5 It is a front view partial sectional structural schematic diagram of the utility model.

[0021] In the drawing: 1, vice main body; 2, movable vice; 3, screw rod; 4, adjusting assembly; 401, adjusting nut; 402, first detachable retainer ring; 403, positioning retainer ring; 404, second detachable retainer ring; 405, limiting retainer ring; 406, locking ring; 407, fastening bolt; 5, front baffle; 6, rear baffle assembly; 601, rear baffle shell; 602, spring piece; 603, dustproof ring; 604, spring retainer ring; 7, locking screw; 8, positioning long groove. DETAILED DESCRIPTION

[0022] The technical scheme in the embodiments of the utility model will be described clearly and completely below in combination with the drawings in the embodiments of the utility model. Based on the embodiments in the utility model, all other embodiments obtained by the person skilled in the art without making creative efforts fall within the protection scope of the utility model.

[0023] Please refer to Figures 1-5 The utility model provides an embodiment: a centering adjusting structure for a self-centering vice, which comprises a vice main body 1, the vice main body 1 is provided with a positioning long groove 8, the inside of the positioning long groove 8 is connected with a screw rod 3, the two sides of the vice main body 1 are respectively provided with a front baffle 5 and a rear baffle assembly 6;

[0024] The adjusting assembly 4 is installed between the front baffle 5 and the lead screw 3, and comprises an adjusting nut 401, a first detachable stop ring 402, a positioning stop ring 403, a second detachable stop ring 404, a limiting stop ring 405, a locking ring 406 and a fastening bolt 407.

[0025] The front baffle 5 is spirally connected with the locking screw 7 matched with the adjusting nut 401, and the lead screw 3 is uniformly provided with the movable clamp 2.

[0026] In use, the adjusting nut 401 on the adjusting assembly 4 is installed on the front baffle 5, the front baffle 5 is designed with an opening slot for locking, the positioning stop ring 403 in the adjusting assembly 4 is installed in the positioning groove of the lead screw 3, the adjusting assembly 4 is moved forward and backward in the front baffle 5 by rotating, the lead screw 3 with the two movable clamps 2 installed thereon is moved forward and backward, the center position adjustment is realized, the locking screw 7 on the front baffle 5 is tightened to lock the position of the adjusting nut 401, so as to lock the center position of the two movable clamps 2.

[0027] The first detachable stop ring 402, the positioning stop ring 403, the second detachable stop ring 404, the limiting stop ring 405, the locking ring 406 and the fastening bolt 407 are sequentially installed in the interior of the adjusting nut 401, so as to become an integral whole, and only the adjusting nut 401 needs to be adjusted during adjustment.

[0028] The positioning stop ring 403 is installed in the interior of the lead screw 3, and the lead screw 3 is provided with the positioning groove matched with the positioning stop ring 403.

[0029] The rear baffle assembly 6 comprises a rear baffle shell 601, a spring piece 602, a dustproof ring 603 and a spring stop ring 604; the spring piece 602, the dustproof ring 603 and the spring stop ring 604 are sequentially installed in the interior of the rear baffle shell 601, so that the rear baffle assembly 6 realizes the advantage of being able to be assembled.

[0030] The front baffle 5 is provided with the locking opening slot matched with the locking screw 7, so that the locking screw 7 is installed in the locking opening slot designed on the front baffle 5, and the adjusting nut 401 is conveniently locked in place, so as to ensure the accuracy of centering.

[0031] The embodiment of the present application is used as follows: the user only needs to rotate the adjusting nut 401 and the fastening bolt 407 in the adjusting assembly 4 to realize rapid and precise adjustment, specifically, in the centering adjustment, the adjusting assembly 4 is moved forward and backward in the front baffle 5 by rotating, which can drive the lead screw 3 to move forward and backward for adjustment, the two movable jaws 2 are installed on the lead screw 3, and the two movable jaws 2 are moved forward and backward along the positioning long groove 8 in the inside of the vice body 1 under the driving of the lead screw 3, and after the center of the two movable jaws 2 is adjusted to the designed centering requirement, the movement of the adjusting nut 401 is stopped, at this time, the user locks the locking screw 7 on the front baffle 5 to realize the position fixing of the lead screw 3, and then realize the fixing of the two movable jaws 2 at the center position, so as to complete the whole centering adjustment process, this method is simple and fast, which can not only ensure the centering accuracy of the self-centering vice, but also improve the precision stability, the present application provides a better design scheme for improving the production efficiency and ensuring the machining quality, and the self-centering vice centering adjustment assembly also has a good expansion function, since the adjusting assembly 4 is a assembled structure composed of the adjusting nut 401, the first detachable baffle 402, the positioning baffle 403, the second detachable baffle 404, the limiting baffle 405, the locking ring 406 and the fastening bolt 407, the user can remove the first detachable baffle 402 and the second detachable baffle 404 installed on both sides of the positioning baffle 403 in the middle position of the adjusting assembly 4 according to the requirement, then add an additional middle positioning block on the vice body 1, and combine the middle positioning block with the rear baffle assembly 6, so that the self-centering vice can be changed into a double-station clamping vice, two workpieces can be clamped at a time, and then the application range of the self-centering vice is expanded, the efficiency of the self-centering vice is improved, and the production cost is saved, in addition, the rear baffle assembly 6 includes a rear baffle shell 601, a spring piece 602, a dustproof ring 603 and a spring baffle 604, the rear baffle assembly 6 is used for supporting the lead screw 3, and can eliminate the gap of the adjusting assembly 4 during adjustment, which is beneficial to improving the centering adjustment accuracy.

[0032] The above is only the preferred embodiment of the present application, and is not used to limit the present application, and the present application can have various changes and variations for those skilled in the art. Any modification, equivalent replacement, improvement, etc. made within the spirit and principle of the present application shall be included in the protection scope of the present application.

Claims

1. A centering adjustment structure for a self-centering vise, characterized by, The utility model provides a vise, including vise body (1), be provided with positioning long slot (8) on vise body (1), the inside connection of positioning long slot (8) has lead screw (3), the both sides of vise body (1) are installed with front baffle (5) and rear baffle subassembly (6) respectively, be installed with adjusting assembly (4) between front baffle (5) and lead screw (3), adjusting assembly (4) includes adjusting nut (401), first detachable baffle ring (402), positioning baffle ring (403), second detachable baffle ring (404), limiting baffle ring (405), locking ring (406) and fastening bolt (407), rear baffle subassembly (6) includes rear baffle casing (601), spring piece (602), dustproof ring (603) and spring baffle ring (604), the screw connection of front baffle (5) has locking screw (7) with adjusting nut (401) match, the even installation of lead screw (3) has movable vice (2).

2. The centering adjustment structure for a self-centering vise according to claim 1, characterized in that: The first detachable baffle ring (402), the positioning baffle ring (403), the second detachable baffle ring (404), the limiting baffle ring (405), the locking ring (406) and the fastening bolt (407) are sequentially installed in the inside of the adjusting nut (401).

3. The centering adjustment structure for a self-centering vise according to claim 1, wherein: The positioning baffle ring (403) is installed in the inside of the lead screw (3), and the lead screw (3) is provided with a positioning groove matched with the positioning baffle ring (403).

4. The centering adjustment structure for a self-centering vise according to claim 1, wherein: The movable vice (2) is provided with two.

5. The centering adjustment structure for a self-centering vise according to claim 1, wherein: The spring piece (602), the dustproof ring (603) and the spring baffle ring (604) are sequentially installed in the inside of the rear baffle casing (601).

6. The centering adjustment structure for a self-centering vise according to claim 1, wherein: The adjusting nut (401) and the locking screw (7) are installed on the front baffle (5).

7. The centering adjustment structure for a self-centering vise according to claim 1, wherein: The front baffle (5) is provided with a locking opening groove matched with the locking screw (7). The front baffle (5) is provided with a locking opening groove matched with the locking screw (7).

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