Clamping and positioning tool for parts of various specifications

Abstract

The utility model belongs to the technical field of clamping tools, and relates to a clamping and positioning tool for parts of various specifications. Comprising a cross-shaped base pedestal, each end of the cross-shaped base pedestal is provided with a clamping module, and first-stage adjustment and second-stage adjustment of the clamping size are achieved through the clamping modules. According to the utility model, a plasma-sprayed part is placed on the cross-shaped base pedestal, and primary adjustment and secondary adjustment of the clamping size can be realized through the clamping module. Accurate movement of the clamping module in the sliding groove is achieved by adjusting the locking nut, the part clamping accuracy is guaranteed, and primary adjustment of the clamping size is achieved. And the fine adjustment screw rod is adjusted to fasten the part. And moreover, the cross-shaped base pedestal enables the part to be suspended, cooling and ventilation in the spraying process are better facilitated, and the coating quality is improved.

Description

TECHNICAL FIELD

[0001] The utility model belongs to clamping frock technical field relates to a kind of clamping positioning frock for multiple specifications parts. BACKGROUND

[0002] Currently, in cylindrical, oval parts plasma spraying process, frock is needed to be used to clamp and fix parts, the frock must ensure clamping effect and also ensure good ventilation effect.

[0003] However, using the same frock is difficult to stably clamp and position multiple shapes and sizes of parts, some frock can play the role of clamping and fixing, but cannot ensure good ventilation effect.

[0004] Therefore, a frock capable of clamping and positioning multiple sizes of cylindrical and oval parts is needed. UTILITY MODEL CONTENTS

[0005] The utility model aims at overcoming the shortcomings of the prior art, and provides a kind of clamping positioning frock for multiple specifications parts.

[0006] To achieve the above object, the utility model adopts the following technical scheme:

[0007] A kind of clamping positioning frock for multiple specifications parts, including cross base pedestal, each end of the cross base pedestal is provided with a clamping module, and the clamping module is used to realize the first level adjustment and second level adjustment of clamping size.

[0008] Further, each end of the cross base pedestal is provided with a sliding slot, and the two sides of the sliding slot are provided with a plurality of first screw holes.

[0009] Further, the clamping module includes sliding seat, the sliding seat is L-shaped structure, the upper surface of the horizontal plate in the L-shaped structure is provided with rectangular recess, the lower surface of the horizontal plate is provided with sliding block, and the sliding block is located in sliding slot;

[0010] The opposite sides of the horizontal plate are provided with connecting plate, a plurality of threaded long grooves are formed in each connecting plate, lock nuts are arranged in the threaded long grooves, and the lock nuts are screwed with the first screw holes.

[0011] Further, the upper of the horizontal plate is provided with clamping block, the vertical plate in the L-shaped structure is provided with second screw hole, micro-adjusting screw rod is penetrated in the second screw hole, one end of the micro-adjusting screw rod is connected with clamping block, and the other end of the micro-adjusting screw rod is provided with rotating handle.

[0012] Further, the clamping block comprises a fastening block and a connecting block, the connecting block is connected to the second side wall of the fastening block, a lower wall of the connecting block is provided with a convex end, a sliding shaft is arranged between the vertical plate and the inner wall of the rectangular groove, and the convex end is sleeved on the sliding shaft.

[0013] Further, the fastening block and the connecting block are connected through a locking nut.

[0014] Further, the first side wall of the fastening block is an inwardly recessed arc surface, and the first side wall is directed to the center of the cross base seat.

[0015] Further, one end of the horizontal plate is provided with a positioning pin, and the positioning pin is close to the middle part of the first side wall.

[0016] Compared with the prior art, the utility model has the following beneficial effects:

[0017] (1) the utility model discloses a cross base seat and a clamping module, which are used for clamping the parts to be sprayed, and the cross base seat is provided with a rectangular groove, and the clamping module is arranged in the rectangular groove.

[0018] (2) the utility model discloses a positioning pin on the clamping module is used for positioning the parts, so that the parts are prevented from deviating during replacement, and the collision between the spray gun and the parts during spraying is avoided. BRIEF DESCRIPTION OF DRAWINGS

[0019] The drawings incorporated into the description and forming part of the description are used together with the description to explain the principles of the utility model.

[0020] In order to more clearly illustrate the technical scheme in the embodiments of the utility model or the prior art, the drawings needed to be used in the embodiment or the prior art description will be briefly introduced as follows, and obviously, other drawings can be obtained by those skilled in the art without creative labor under the premise of the drawings.

[0021] Fig. 1 It is a whole structure schematic view of the utility model;

[0022] Fig. 2 It is a schematic view of the cross base seat in the embodiment of the utility model;

[0023] Fig. 3 It is a schematic view of the left axial position of the clamping module in the embodiment of the utility model;

[0024] Fig. 4 It is the schematic view of right axial position of clamping module in the embodiment of the utility model;

[0025] Fig. 5 It is the schematic view of fine adjustment screw rod of fastening block in the embodiment of the utility model;

[0026] Fig. 6 It is the structural schematic view of sliding seat in the embodiment of the utility model.

[0027] Wherein: 1 is cross base seat;11 is sliding groove;12 is first threaded hole;2 is clamping module;2-1 is horizontal plate;2-2 is vertical plate;2-3 is connecting plate;21 is clamping block;21-1 is fastening block;21-2 is connecting block;22 is positioning pin;23 is sliding block;24 is fine adjustment screw rod;25 is sliding seat;26 is locking nut;27 is sliding shaft;28 is convex end;29 is rectangular recess;2-21 is second threaded hole;2-31 is threaded long groove. DETAILED DESCRIPTION

[0028] Hereinafter, exemplary embodiments will be described in detail with reference to the accompanying drawings. The embodiments described in the following exemplary embodiments do not represent all the aspects of the present application but are merely examples in accordance with some aspects of the present application described in the appended claims.

[0029] EMBODIMENT

[0030] As Figs. 1-6 shown, the utility model provides a kind of clamping positioning tool for multiple specifications parts, including cross base seat 1, each end of the cross base seat 1 is provided with one clamping module 2, and the first level adjustment and second level adjustment of clamping size are realized by the clamping module 2.The accurate movement of clamping module in sliding groove is realized by adjusting locking nut, the clamping size is adjusted in larger range, the accuracy of part clamping is ensured, to realize the first level adjustment of clamping size, by adjusting fine adjustment screw rod, the clamping size is adjusted in smaller range, and part is fastened, to realize the second level adjustment of clamping size;And, cross base seat makes part suspended, more conducive to cooling and ventilation in the process of spraying, improve coating quality.

[0031] Further, each end of the cross base seat 1 is provided with sliding groove 11, the two sides of the sliding groove 11 are provided with a plurality of first threaded holes 12, and the first threaded hole 12 is used for being fixed with screw nut and clamping module 2. Wherein, cross base seat 1 is cross-shaped structure.

[0032] Further, the clamping module 2 comprises a sliding seat 25, which is L-shaped, and the upper surface of the horizontal plate 2-1 in the L-shaped structure is provided with a rectangular groove 29, and the lower surface of the horizontal plate 2-1 is provided with a sliding block 23, which is located in the sliding groove 11 and can be moved in the sliding groove 11 to adjust to the appropriate position, so as to realize the adjustment of the clamping size.

[0033] The opposite sides of the horizontal plate 2-1 are provided with connecting plates 2-3, and a plurality of threaded long grooves 2-31 are arranged on each connecting plate 2-3, and a locking nut 26 is arranged in the threaded long groove 2-31, and the locking nut 26 is screwed with the first threaded hole 12, which can realize the fixation of the clamping module 2 and the cross base on one hand, and the fixation of the clamping size after the sliding block 23 is moved in the sliding groove 11 to adjust to the appropriate position on the other hand. In addition, the locking nut 26, the first threaded hole 12 and the threaded long groove 2-31 can be replaced by any connection mode which can realize the connection function according to actual needs.

[0034] Further, the upper side of the horizontal plate 2-1 is provided with a clamping block 21, and the vertical plate 2-2 in the L-shaped structure is provided with a second threaded hole 2-21, and a fine adjustment screw 24 is penetrated in the second threaded hole 2-21, one end of the fine adjustment screw 24 is connected with the clamping block 21, and the other end of the fine adjustment screw 24 is provided with a rotating handle.

[0035] The sliding seat 25 is L-shaped, and the sliding seat 25 comprises a horizontal plate 2-1 and a vertical plate 2-2 which is vertically arranged at one end of the horizontal plate 2-1, and the sliding seat 25 can be an integral structure; the horizontal plate 2-1 is uniformly provided with threaded long grooves 2-31 on both sides, and the locking nut 26 is located in the threaded long groove 2-31, and the locking nut 26 can fix the clamping module 2 in cooperation with the first threaded hole 12. The lower side of the horizontal plate 2-1 is provided with a sliding block 23, and the sliding block 23 cooperates with the sliding groove 11, so that the sliding seat 25 can slide in the sliding groove 11 by means of the sliding block 23.

[0036] Further, the clamping block 21 comprises a fastening block 21-1 and a connecting block 21-2, the connecting block 21-2 is connected to the second side wall of the fastening block 21-1, the lower wall of the connecting block 21-2 is provided with a protruding end 28, a sliding shaft 27 is arranged between the vertical plate 2-2 and the inner wall of the rectangular groove 29, and the protruding end 28 is sleeved on the sliding shaft 27.

[0037] A rectangular groove 29 is provided on the upper surface of the horizontal plate 2-1. A sliding shaft 27 is provided inside the rectangular groove 29. One end of the sliding shaft 27 is fixed to the inner wall of the rectangular groove 29, and the other end is fixed to the vertical plate 2-2. A fastening block 21-1 is provided on the upper surface of the clamping module 2. A protruding end 28 is provided at the lower end of the fastening block 21-1. The protruding end 28 is fitted onto the sliding shaft 27, allowing the fastening block 21-1 to slide on the sliding shaft 27. A threaded hole 2-21 is provided on the vertical plate. One end of the fine-tuning screw 24 passes through the threaded hole 2-21 and is threadedly connected to the fastening block 21-1.

[0038] Furthermore, the fastening block 21-1 and the connecting block 21-2 are connected by screws 26.

[0039] Furthermore, the first sidewall of the fastening block 21-1 is an inwardly concave arc surface, and the first sidewall faces the center of the cross base 1.

[0040] Furthermore, a positioning pin 22 is provided at one end of the horizontal plate 2-1, and the positioning pin 22 is located near the middle of the first side wall. The positioning pin 22 is provided at the front end of the upper surface of the horizontal plate 2-1. The positioning pin 22 is used to position the part to be fixed. The part is often provided with a flange, and the flange is provided with a flange positioning hole. The positioning pin 22 is placed in the positioning hole to realize the positioning of the part. Preferably, the positioning pin 22 is detachably connected.

[0041] The specific usage of the clamping and positioning fixture for various parts proposed in this utility model is as follows:

[0042] First, slide the slider 23 in the slide groove 11. The slider 23 drives the sliding seat 25 to move until the positioning pin 22 positions the part to be fixed. Then, adjust the position of the locking nut 26 on the threaded groove 2-31 so that the locking nut 26 is fixed in the first threaded hole 12. In addition, rotate the fine adjustment screw 24 so that the fastening block 21-1 slides on the sliding shaft 27 until the fastening block 21-1 is in close contact with the surface of the part to be fixed. After adjusting the four fastening blocks 21-1, the part can be fixed.

[0043] The above description is merely a specific embodiment of this utility model, enabling those skilled in the art to understand or implement it. Various modifications to these embodiments will be readily apparent to those skilled in the art, and the general principles defined herein may be implemented in other embodiments without departing from the spirit or scope of this utility model.

[0044] It should be understood that this utility model is not limited to the content already described above, and various modifications and changes can be made without departing from its scope. The scope of this utility model is limited only by the appended claims.

Claims

1. A clamping and positioning fixture for parts of various specifications, comprising a cross-shaped base (1), characterized in that, Each end of the cross base (1) is provided with a clamping module (2), through which the clamping size can be adjusted in the first and second stages.

2. The clamping and positioning fixture for parts of various specifications according to claim 1, characterized in that, Each end of the cross base (1) is provided with a sliding groove (11), and a plurality of first threaded holes (12) are provided on both sides of the sliding groove (11).

3. A clamping and positioning fixture for parts of various specifications according to claim 2, characterized in that, The clamping module (2) includes a sliding seat (25), which is an L-shaped structure. The upper surface of the horizontal plate (2-1) in the L-shaped structure is provided with a rectangular groove (29), and the lower surface of the horizontal plate (2-1) is provided with a slider (23). The slider (23) is located in the groove (11). Connecting plates (2-3) are provided on both sides of the horizontal plate (2-1). Each connecting plate (2-3) is provided with several threaded grooves (2-31). Locking nuts (26) are provided in the threaded grooves (2-31). The locking nuts (26) are screwed into the first threaded hole (12).

4. A clamping and positioning fixture for parts of various specifications according to claim 3, characterized in that, A clamping block (21) is provided above the horizontal plate (2-1). A second threaded hole (2-21) is provided on the vertical plate (2-2) in the L-shaped structure. A fine-tuning screw (24) passes through the second threaded hole (2-21). One end of the fine-tuning screw (24) is connected to the clamping block (21), and the other end of the fine-tuning screw (24) is provided with a rotating handle.

5. A clamping and positioning fixture for parts of various specifications according to claim 4, characterized in that, The clamping block (21) includes a fastening block (21-1) and a connecting block (21-2). The connecting block (21-2) is connected to the second side wall of the fastening block (21-1). The lower wall of the connecting block (21-2) is provided with a protruding end (28). A sliding shaft (27) is provided between the vertical plate (2-2) and the inner wall of the rectangular groove (29). The protruding end (28) is sleeved on the sliding shaft (27).

6. A clamping and positioning fixture for parts of various specifications according to claim 5, characterized in that, The fastening block (21-1) and the connecting block (21-2) are connected by a locking nut.

7. A clamping and positioning fixture for parts of various specifications according to claim 5, characterized in that, The first sidewall of the fastening block (21-1) is an inwardly concave arc surface, and the first sidewall faces the center of the cross base (1).

8. A clamping and positioning fixture for parts of various specifications according to claim 7, characterized in that, One end of the horizontal plate (2-1) is provided with a positioning pin (22), which is located near the middle of the first side wall.

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