Clamp

Abstract

The utility model provides a clamp which comprises a first sliding table and clamping mechanisms, the clamping mechanisms are symmetrically installed on the first sliding table, each clamping mechanism comprises a first base, a first limiting assembly, a second sliding table, a second base, a second limiting assembly and a clamping piece, and the first bases are symmetrically installed on the first sliding table in a sliding mode through first adjusting assemblies; the first limiting assembly is installed on the first base and used for fixing the first base to the first sliding table. The sliding table II is fixedly mounted at the top of the base; the second bases are symmetrically installed on the second sliding table in a sliding mode through second adjusting assemblies. The second limiting assembly is installed on the second base and used for fixing the second base to the second sliding table. The clamping pieces are detachably installed on the second base, the distance between the two clamping pieces can be adjusted through the first adjusting assembly, the height of the clamping pieces can be adjusted through the second adjusting assembly, and a part to be detected is clamped and fixed between the two clamping pieces.

Description

TECHNICAL FIELD

[0001] The utility model relates to jig technical field, concretely relates to a jig. BACKGROUND

[0002] The part clamp for three-coordinate detection is a key auxiliary tool of a three-coordinate measuring machine (CMM), mainly used for fixing and positioning a part to be measured to ensure the measurement accuracy and efficiency, which prevents the part from moving or vibrating during the measurement through a mechanical clamping mode.

[0003] The existing part clamp can only adjust the interval in the transverse direction to adapt to parts of different lengths during use, and the clamping ends of the clamp are located at the same horizontal height, so that the clamp cannot be set in an upper-lower staggered mode, and it is inconvenient to clamp and fix parts of special structures. UTILITY MODEL CONTENT

[0004] The utility model discloses a clamp to solve the above technical problem.

[0005] The utility model discloses the technical scheme as follows:

[0006] A clamp comprises a sliding table one, a clamping mechanism symmetrically installed on the sliding table one, the clamping mechanism comprising a base one symmetrically slidingly installed on the sliding table one through an adjusting assembly one, a limiting assembly one installed on the base one and used for fixing the base one on the sliding table one, a sliding table two fixedly installed on the top of the base, a base two symmetrically slidingly installed on the sliding table two through an adjusting assembly two, a limiting assembly two installed on the base two and used for fixing the base two on the sliding table two, and a clamping piece detachably installed on the base two, the interval between the two clamping pieces can be adjusted through the adjusting assembly one, the height of the clamping piece can be adjusted through the adjusting assembly two, and a part to be detected is clamped and fixed between the two clamping pieces.

[0007] The sliding table one is provided with a dovetail wedge block one, the base one is provided with a dovetail groove one corresponding to the dovetail wedge block one, the sliding table two is provided with a dovetail wedge block two, and the base two is provided with a dovetail groove two corresponding to the dovetail wedge block one.

[0008] The adjusting assembly one comprises a rack one fixed on the dovetail wedge one, a sliding hole one matched with the rack one is arranged in the dovetail groove one, a connecting ring one is arranged in the connecting hole one communicated with the sliding hole one, and the adjusting rod one is rotatably connected with the connecting ring one and has a rotating knob at one end and a tooth matched with the rack one at the other end.

[0009] The limiting assembly one comprises a handle screw one threaded on the side of the base one away from the adjusting assembly one, a clamping block one matched with the side wall of the dovetail wedge one, the clamping block one is rotatably connected with the handle screw one, the base one is provided with an avoiding hole corresponding to the clamping block one, and the clamping block one is slidably connected in the avoiding hole.

[0010] The adjusting assembly two is the same as the adjusting assembly one, and the limiting assembly two is the same as the limiting assembly one.

[0011] The clamping piece is in Z-shaped structure, the base two and the clamping piece are provided with corresponding screw holes, and the clamping piece and the base two are fixedly connected through bolts.

[0012] The clamping piece is provided with a clamping hole.

[0013] The clamping piece is provided with a clamping hole.

[0014] The clamping piece is provided with a clamping hole. BRIEF DESCRIPTION OF DRAWINGS

[0015] Figure 1 It is a state schematic view that the part to be detected of the utility model embodiment is installed on the clamp.

[0016] Figure 2 It is a schematic view of the overall structure of the clamp of one embodiment of the utility model.

[0017] Figure 3 It is a schematic view of the clamping mechanism of one embodiment of the utility model.

[0018] Figure 4 It is a schematic view of the clamping mechanism of one embodiment of the utility model from another perspective.

[0019] Figure 5 This is a schematic diagram of the connection structure between the slide table and the rack in one embodiment of the present invention;

[0020] Figure 6 This is an exploded structural diagram of a clamp according to an embodiment of the present invention;

[0021] Figure 7 This is a schematic diagram of a clamping structure for installing different clamping components according to one embodiment of the present invention.

[0022] Explanation of reference numerals in the attached figures:

[0023] 10-Slide table one, 11-Dovetail wedge one;

[0024] 20 - Base 1, 21 - Dovetail groove 1, 22 - Clearance opening;

[0025] 30-Adjusting component one, 31-Rack one, 32-Slide port one, 33-Connecting ring one, 34-Connecting hole one, 35-Adjusting rod one, 36-Rotating knob;

[0026] 40 - Limiting component one; 41 - Handle screw one; 42 - Clamping block one;

[0027] 50-sliding table two, 51-dovetail wedge two;

[0028] 60 - Base II, 61 - Dovetail Groove II;

[0029] 70-Adjustment Component Two;

[0030] 80-Limit Component Two;

[0031] 90-Clamping component, 91-Guard slot. Detailed Implementation

[0032] The technical solutions of the present utility model will be clearly and completely described below with reference to the accompanying drawings of the embodiments. Obviously, the described embodiments are only some embodiments of the present utility model, and not all embodiments. Based on the embodiments of the present utility model, all other embodiments obtained by those of ordinary skill in the art without creative effort are within the protection scope of the present utility model.

[0033] like Figures 1-7 As shown, a clamp according to an embodiment of the present invention includes a slide table 10 and a clamping mechanism, which are symmetrically mounted on the slide table 10. The clamping mechanism may include a base 20, a limiting component 40, a slide table 50, a limiting component 80, and a clamping member 90.

[0034] Specifically, the base 20 is symmetrically slidably mounted on the sliding table 10 through the adjusting assembly 30; the limiting assembly 40 is mounted on the base 20 and used for fixing the base 20 on the sliding table 10; the sliding table 50 is fixedly mounted on the top of the base; the base 60 is symmetrically slidably mounted on the sliding table 50 through the adjusting assembly 70; the limiting assembly 80 is mounted on the base 60 and used for fixing the base 60 on the sliding table 50; the clamping pieces 90 are detachably mounted on the base 60, the distance between the two clamping pieces 90 can be adjusted through the adjusting assembly 30, and the height of the clamping piece 90 can be adjusted through the adjusting assembly 70, and the part to be detected is clamped and fixed between the two clamping pieces 90.

[0035] In an embodiment of the utility model, as shown in Figure 5 and Figure 6 The sliding table 10 is provided with a dovetail wedge block 11, the base 20 is provided with a dovetail groove 21 corresponding to the dovetail wedge block 11, the sliding table 50 is provided with a dovetail wedge block 51, and the base 60 is provided with a dovetail groove 61 corresponding to the dovetail wedge block 11.

[0036] In the embodiment of the utility model, the sliding table 50 is in T-shaped structure, the dovetail wedge block 51 is arranged on the longitudinal part of the sliding table 50 and is integrally formed with the sliding table 50, the dovetail wedge block 11 is integrally formed with the sliding table 10, the base 20 is slidably connected to the dovetail wedge block 11 through the dovetail groove 21, the base 60 is slidably connected to the dovetail wedge block 51 through the dovetail groove 61, wherein the base 20 moves left and right on the sliding table 10, and the base 60 moves up and down on the sliding table 50.

[0037] In an embodiment of the utility model, as shown in Figures 4-6 The adjusting assembly 30 can include a rack 31, a connecting ring 33 and an adjusting rod 35, wherein the rack 31 is fixedly arranged on the dovetail wedge block 11 and located on the end face of the dovetail wedge block 11, the dovetail groove 21 is provided with a sliding port 32 matched with the rack 31; the side wall of the base 20 is provided with a connecting hole 34, the connecting hole 34 is in communication with the sliding port 32, the connecting hole 34 can extend into the side wall of the sliding port 32, and the connecting ring 33 is fixedly connected in the connecting hole 34; the adjusting rod 35 is rotationally connected with the connecting ring 33, one end of the adjusting rod 35 is provided with a rotating knob 36, and the other end is located in the sliding port 32 and provided with a tooth pattern matched with the rack 31.

[0038] When the distance between the bases 20 is adjusted, the adjusting rod 35 is rotated by rotating the knob 36, the tooth pattern on the adjusting rod 35 is engaged with the rack 31, so that the base 20 can be driven to move along the sliding table 10, thereby adjusting the distance between the bases 20.

[0039] In an embodiment of the present application, as shown in Figure 4 and Figure 6 , the limiting assembly one 40 can include a handle screw one 41 and a clamping block one 42, wherein the handle screw one 41 is threadedly connected on the side of the base one 20 away from the adjusting assembly one 30; the clamping block one 42 is rotationally connected with the handle screw one 41, and the base one 20 is provided with an avoiding opening 22 corresponding to the clamping block one 42, and the clamping block one 42 is slidingly connected in the avoiding opening 22.

[0040] In an embodiment of the present application, when the distance between the bases one 20 is adjusted, the limiting assembly one 40 needs to be adjusted so that the base one 20 can move on the sliding table one 10, specifically, by rotating the handle screw one 41, the clamping block one 42 is driven to move, when the base one 20 moves, the clamping block one 42 is withdrawn into the avoiding opening 22 away from the side wall of the dovetail wedge block one 11, when the position adjustment of the base one 20 is completed, the handle screw one 41 is rotated again so that the clamping block one 42 abuts against the side wall of the dovetail wedge block one 11, thereby fixing the base one 20 and the sliding table one 10.

[0041] In an embodiment of the present application, the adjusting assembly two 70 is the same in structure as the adjusting assembly one 30, and the limiting assembly two 80 is the same in structure as the limiting assembly one 40.

[0042] In the adjusting assembly two 70, by rotating the adjusting rod, the adjusting rod is meshingly connected with the rack on the sliding table two 50, thereby adjusting the base two 60 to move up and down along the sliding table two 50, when the position adjustment of the base two 60 is completed, the base two 60 is fixed on the sliding table two 50 by the limiting assembly two 80, specifically, the clamping block in the limiting assembly two 80 abuts against the side wall of the dovetail wedge block two 51.

[0043] In an embodiment of the present application, as shown in Figure 1 and Figure 3 , the clamping piece 90 is in Z-shaped structure, the base two 60 and the clamping piece 90 are provided with corresponding screw holes, and the clamping piece 90 and the base two 60 are fixedly connected by bolts.

[0044] The clamping piece 90 and the base two 60 are detachably connected, and different clamping pieces 90 can be replaced, for example, Figure 7 , the clamping piece 90 is not provided with a bayonet 91, and can be used for clamping square parts, and the clamping pieces 90 are located at the same height position.

[0045] In an embodiment of the present application, the clamping piece 90 is provided with a bayonet 91. When non-square parts are encountered, specifically as shown in Figure 1As shown, the to-be-detected part is provided with a plurality of clamping grooves with different diameters, the clamping grooves of the to-be-detected part can be clamped in the clamping holes 91 through the clamping holes 91, the height of the clamping pieces 90 can be adjusted by the clamping mechanisms on both sides of the slide table 10, so that the clamping pieces 90 can be clamped in the clamping grooves with different diameters, and the to-be-detected part can be placed horizontally.

[0046] According to the clamp, the two clamping mechanisms are slidably connected to the slide table 10, the distance between the two clamping mechanisms can be adjusted through the adjusting assembly 30, different length parts can be matched, in addition, in the clamping mechanism, the base 60 is slidably connected to the slide table 50 through the adjusting assembly 70, the height of the clamping piece 90 can be adjusted, so that the part is clamped between the two clamping pieces 90 and is in a horizontal state.

[0047] In the description of the present specification, the description of the terms "one embodiment", "some embodiments", "example", "specific example" or "some examples" means that the specific features, structures, materials or characteristics described in connection with the embodiment or example are included in at least one embodiment or example of the present application. In the present specification, the illustrative description of the above terms does not necessarily mean the same embodiment or example. Moreover, the specific features, structures, materials or characteristics described can be combined in any one or more embodiments or examples in a suitable manner.

[0048] The above-described embodiments only express several embodiments of the present application, the description is more specific and detailed, but it cannot be understood as a limitation on the scope of the present application. It should be pointed out that for ordinary skilled in the art, without departing from the concept of the present application, a variety of modifications and improvements can be made, which belong to the protection scope of the present application. Therefore, the protection scope of the present application patent should be subject to the appended claims.

Claims

1. A clamp, characterized in that, include: Slide 1; and The clamping mechanism is symmetrically mounted on the slide table, and the clamping mechanism includes: A base one is symmetrically slidably mounted on a slide table one via an adjustment component one. Limiting component one, which is installed on the base one and used to fix the base one on the slide table one; The second slide is fixedly installed on the top of the base; Base 2, which is symmetrically slidably mounted on slide table 2 via adjustment component 2; Limiting component two, the limiting component two being mounted on the base two, is used to fix the base two onto the slide table two; and The clamping component is detachably mounted on the base 2. The distance between the two clamping components can be adjusted by the adjustment component 1, and the height of the clamping component can be adjusted by the adjustment component 2. The part to be tested is clamped and fixed between the two clamping components.

2. The clamp according to claim 1, characterized in that, The slide table one is provided with a dovetail wedge one, the base one is provided with a dovetail groove one corresponding to the dovetail wedge one, the slide table two is provided with a dovetail wedge two, and the base two is provided with a dovetail groove two corresponding to the dovetail wedge one.

3. The clamp according to claim 2, characterized in that, The adjustment component one includes: A rack is fixed on the dovetail wedge, and the dovetail groove is provided with a sliding opening that is adapted to the rack. A connecting ring is provided, and a connecting hole is provided on one side wall of the base. The connecting hole is connected to the sliding opening. The connecting ring is fixedly connected to the connecting hole. Adjusting rod one, which is rotatably connected to connecting ring one, has a rotating knob at one end and is located in the sliding mouth one and has teeth that mesh with the rack one.

4. The clamp according to claim 3, characterized in that, The limiting component one includes: Handle screw one, the handle screw one being threadedly connected to the base one on the side away from the adjustment component one; Clamping block one is adapted to the side wall of dovetail wedge block one. Clamping block one is rotatably connected to handle screw one. The base one is provided with a clearance opening corresponding to clamping block one. Clamping block one is slidably connected in the clearance opening.

5. The clamp according to claim 4, characterized in that, The second adjustment component has the same structure as the first adjustment component, and the second limiting component has the same structure as the first limiting component.

6. The clamp according to claim 5, characterized in that, The clamping member has a Z-shaped structure, and the base and the clamping member are provided with corresponding screw holes. The clamping member and the base are fixedly connected by bolts.

7. The clamp according to claim 6, characterized in that, The clamping component is provided with a bayonet.

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