Tool clamp set for caliper grinding machine machining

Abstract

The utility model discloses a work fixture group for processing of a caliper grinding machine, which comprises a rotating piece which is arranged on the grinding machine and can rotate around the axis, a bearing base body is arranged on the outer wall of the rotating piece, a plurality of groups of clamping units are arranged on the outer wall of the bearing base body along the circumferential direction of the bearing base body, and the plurality of groups of clamping units are distributed along the axis of the rotating piece. The clamping units can clamp two vernier scales at a time, processing of the two vernier scales is achieved, the processing efficiency of the vernier scales is improved, the multiple clamping units are arranged on the outer wall of the bearing base body in the circumferential direction of the bearing base body, the clamping units at other positions of the outer wall of the bearing base body can correspond to processing equipment through rotation of the rotating piece, and the processing efficiency of the vernier scales is improved. And the vernier scale can be disassembled and assembled at the clamping units at other positions in the machining process, so that the machining treatment efficiency of the vernier scale is further improved.

Description

Technical Field

[0001] The utility model relates to the technical field of vernier caliper processing, in particular to a tooling fixture group for caliper grinding machine processing. Background Art

[0002] A vernier caliper is a measuring tool for measuring length, inner and outer diameters, and depth. The vernier caliper consists of a main scale and a sliding vernier scale attached to the main scale. During the processing of the vernier caliper, the vernier scale is processed by a grinder, and a fixture group is indispensable for clamping the vernier scale during the processing.

[0003] Publication No.: CN216858343U proposes a vernier caliper milling fixture for a vernier caliper, which is disclosed as follows: it includes a fixture base plate, two mounting grooves are provided on both sides of the fixture base plate, and a fixing mechanism for fixing the vernier caliper is provided on the fixture base plate. The fixing mechanism includes two mounting parts fixedly connected to the two side walls of the fixture base plate, and a plurality of longitudinal cylinders are fixedly connected to the top of the two mounting parts, and a fastening block is fixedly connected to the output shaft of the longitudinal cylinder.

[0004] Although the above-mentioned fixture can clamp the vernier caliper, it can only clamp one set of vernier calipers each time, and another set of vernier calipers can be replaced for processing only after processing them. This method greatly reduces the work efficiency of vernier caliper processing. For this reason, we propose a tooling fixture group for caliper grinder processing. Utility Model Content

[0005] The utility model aims to provide a tooling fixture group for caliper grinding machine processing to solve the problems raised in the above background technology.

[0006] In order to achieve the above purpose, the utility model provides the following technical solutions:

[0007] A tooling fixture group for caliper grinding machine processing, comprising a rotating member arranged on the grinding machine and rotatable around an axis, the outer wall of the rotating member is provided with a bearing base, the outer wall of the bearing base is provided with a plurality of groups of clamping units along its circumference, and the plurality of groups of the clamping units are distributed along the axis of the rotating member, wherein the clamping units include:

[0008] A mounting plate, arranged on the outer wall of the bearing base;

[0009] There are two sets of positioning members, which are symmetrical and staggered on the mounting plate, and the two sets of positioning members are used to position a vernier ruler respectively; and

[0010] The pressing piece is arranged on the mounting plate and located between the two sets of positioning pieces, and is used for pressing the vernier ruler onto the positioning pieces.

[0011] A further improvement is that the positioning member includes a positioning plate, a limiting protrusion is provided at the outer end of the positioning plate away from the mounting plate, the length of the limiting protrusion is smaller than the length of the positioning plate, and a positioning opening for accommodating the vernier caliper claw part is formed between the end of the limiting protrusion away from the center of the mounting plate and the end of the positioning plate away from the center of the mounting plate.

[0012] A further improvement is that the pressure piece includes a hollow block, a threaded sleeve is rotatably provided in the hollow block, studs are threadedly inserted at both ends of the threaded sleeve, the end of the stud away from the threaded sleeve is connected to a pressure block corresponding to the positioning plate, a guide rod that movably passes through the hollow block is provided on the side of the pressure block facing the hollow block, a drive rod is rotatably inserted on the side of the hollow block away from the supporting base, and the drive rod and the threaded sleeve are connected through a transmission member.

[0013] A further improvement is that a notch for the compression piece to enter is provided on the opposite side of the positioning plates in the two groups of positioning pieces and at the position corresponding to the compression piece.

[0014] A further improvement is that the outer wall of the bearing base is provided with several groups of docking blocks along its circumference, the bottom of the mounting plate is penetrated by a docking port for accommodating the docking blocks, and both ends of the mounting plate parallel to the axis of the rotating part are provided with connecting parts for connecting the docking blocks.

[0015] A further improvement is that the connecting piece includes two groups of grooves opened at the end of the mounting plate and respectively located on both sides of the docking interface, a sliding block is slidably provided in the groove, and a clamping column is provided on the side of the sliding block facing the docking interface that penetrates the inner wall of the groove and extends into the docking interface, the side of the sliding block away from the clamping column is connected to the inner wall of the other side of the groove through an elastic member, and the outer wall of the docking block is provided with a clamping hole for the clamping column to enter.

[0016] Compared with the prior art, the beneficial effects of the utility model are:

[0017] 1) The clamping unit of the utility model can clamp two vernier scales at a time, realize the processing of two vernier scales, and improve the processing efficiency of the vernier scales. The outer wall of the bearing substrate is provided with a plurality of clamping units along its circumference. By rotating the rotating member, the clamping units at other positions of the outer wall of the bearing substrate can correspond to the processing equipment, and the work of disassembling and assembling the vernier scales can be carried out at the clamping units at other positions during the processing, further improving the processing efficiency of the vernier scales.

[0018] 2) The clamping unit of the utility model is connected to the docking block on the bearing base by a connecting piece, which is convenient for quickly adding or removing the clamping unit on the bearing base according to the use needs so as to clamp the vernier ruler for processing. It has high flexibility in use and a wide range of adaptability. BRIEF DESCRIPTION OF THE DRAWINGS

[0019] Figure 1It is a schematic diagram of the structure of the utility model;

[0020] Figure 2 This is a schematic diagram of a clamping unit clamping a vernier ruler of the utility model;

[0021] Figure 3 This is a schematic diagram of the clamping unit of the utility model without clamping the vernier ruler;

[0022] Figure 4 This is a schematic diagram of the structure of the pressing piece of the utility model;

[0023] Figure 5 This is a schematic diagram of the connector structure of the utility model.

[0024] In the figure: 1, rotating part; 2, bearing base; 21, docking block; 3, clamping unit; 31, mounting plate; 32, positioning plate; 33, limiting protrusion; 34, notch; 35, pressing piece; 351, hollow block; 352, threaded sleeve; 353, stud; 354, pressing block; 355, driving rod; 356, transmission part; 36, groove; 37, sliding block; 38, elastic part; 39, positioning port; 4, vernier ruler. DETAILED DESCRIPTION

[0025] The following will be combined with the drawings in the embodiments of the utility model to clearly and completely describe the technical solutions in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, not all of the embodiments. Based on the embodiments of the utility model, all other embodiments obtained by ordinary technicians in this field without creative work are within the scope of protection of the utility model.

[0026] Example 1

[0027] Please refer to the attached Figure 1 -Attached Figure 3

[0028] A tooling fixture assembly for a caliper grinder comprises a rotating member 1 disposed on the grinder and rotatable around an axis, the rotating member 1 being, for example, a rotating shaft, one end of which can be connected to an output end of a rotating device in the grinder, and the other end of which is connected to a bearing seat in the grinder. When the grinder processes a workpiece clamped on the tooling fixture assembly, the rotating member 1 can be driven to rotate by a preset angle through the rotating device in the grinder.

[0029] The outer wall of the rotating member 1 is provided with a bearing base 2, the vertical section of the bearing base 2 is rectangular, and the outer wall of the bearing base 2 is provided with a plurality of groups of clamping units 3 along its circumference, that is, the four surfaces of the bearing base 2 are provided with clamping units 3, and each clamping unit 3 has the same structure; the plurality of groups of clamping units 3 are distributed along the axis of the rotating member 1, wherein the clamping units 3 include:

[0030] The mounting plate 31 is arranged on the outer wall of the supporting base 2;

[0031] There are two sets of positioning members, which are symmetrical and staggered at both ends of the mounting plate 31 away from the supporting base 2. The two sets of positioning members are used to position a vernier ruler 4 respectively to attach Figure 2 As shown, one positioning member is fixed to the right end of the front top of the mounting plate 31, and the other positioning member is fixed to the left end of the rear top of the mounting plate 31. The vernier scale 4 is a conventional structure on a vernier caliper and will not be described in detail here; and,

[0032] The pressing piece 35 is disposed on a side of the mounting plate 31 away from the supporting substrate 2 and between the two sets of positioning pieces, and is used to press the vernier scale 4 onto the positioning pieces to ensure that the vernier scale 4 can be stably processed by the grinding machine.

[0033] Through this dual-purpose tooling fixture group, two vernier scales 4 can be clamped at one time, and the processing of two vernier scales 4 can be realized, thereby improving the processing efficiency of the vernier scales 4. In addition, multiple surfaces of the supporting substrate 2 have multiple clamping units 3. After the vernier scales 4 on the clamping unit 3 on one surface are processed, the rotating part 1 can be rotated so that the clamping unit 3 on the other surface of the supporting substrate 2 corresponds to the processing equipment, and during the processing process, the vernier scales 4 can be disassembled and assembled at the clamping units 3 on other surfaces, further improving the processing efficiency of the vernier scales 4.

[0034] Preferably, the positioning member of this embodiment includes a positioning plate 32, and a limiting protrusion 33 is provided at the outer end of one side of the positioning plate 32 away from the mounting plate 31. The length of the limiting protrusion 33 is less than the length of the positioning plate 32, and a portion for accommodating the vernier 4 measuring claw is formed between the end of the limiting protrusion 33 away from the center of the mounting plate 31 and the end of the positioning plate 32 away from the center of the mounting plate 31 (attached). Figure 2 The positioning opening 39 of the part a) in the figure limits the position of the vernier 4 by the limiting protrusion 33 and the positioning opening 39. The measuring claw part is a conventional structure on the vernier 4 and will not be described in detail here.

[0035] Please refer to the attached Figure 4

[0036] Preferably, the pressing piece 35 of the present embodiment includes a hollow block 351, a threaded sleeve 352 is rotatably provided in the hollow block 351, the threaded sleeve 352 can be rotatably provided in the hollow block 351 by a bearing, both ends of the threaded sleeve 352 are threadedly inserted with studs 353, the inner wall of the end of the threaded sleeve 352 is provided with an internal thread that matches the outer wall thread of the stud 353, and the end of the stud 353 away from the threaded sleeve 352 is connected to a pressing block 354 corresponding to the positioning plate 32, the pressing block 354 can be a rubber pressing block, and the side of the pressing block 354 facing the hollow block 351 is provided with a guide rod that movably penetrates the hollow block 351, so as to make the pressing block 354 54 will not be driven to rotate by the stud 353. A driving rod 355 is inserted and rotated on one side of the hollow block 351 away from the supporting base 2. The vertical section of the driving rod 355 is T-shaped, and a bearing is provided at the connection between the driving rod 355 and the hollow block 351. The driving rod 355 and the threaded sleeve 352 are connected by a transmission member 356. The transmission member 356 is, for example, a bevel gear set (two sets of meshing bevel gears). By rotating the driving rod 355, the transmission member 356 can drive the threaded sleeve 352 to rotate, and then the stud 353 moves to make the two sets of pressing blocks 354 approach or move away from each other, thereby realizing the pressing and fixing of the vernier scale 4 on the positioning member or removing it from the positioning member.

[0037] Preferably, a notch 34 for the compression piece 35 to enter is provided on the opposite side of the positioning plate 32 and at the position corresponding to the compression piece 35 in the two groups of positioning pieces of this embodiment. The notch 34 is specifically adapted to the compression block 354 so as to fix vernier calipers 4 of multiple specifications, thereby improving the application scope of the clamp group.

[0038] Please refer to the attached Figure 5

[0039] As a preference, the outer wall of the bearing base 2 of this embodiment is provided with a plurality of groups of docking blocks 21 along its circumference, and a docking port for accommodating the docking block 21 is provided through the bottom of the mounting plate 31, and the two ends of the docking port respectively penetrate the two ends of the mounting plate 31, and the two ends of the mounting plate 31 parallel to the axis of the rotating member 1 are provided with connecting pieces for connecting the docking block 21, Figure 2 As shown, the front and rear ends of the mounting plate 31 are shown. This arrangement makes it convenient to install or remove the clamping unit 3 on the carrier base 2 according to usage needs, and adjust the number of clamping units 3 used.

[0040] The cam 36 is provided with a plurality of grooves 36 on the outer side of the groove 36, and the plurality of grooves 36 are provided with a plurality of grooves 36 on the outer side of the groove 36. The plurality of grooves 36 are provided with a plurality of grooves 36 on the outer side of the groove 36. The plurality of grooves 36 are provided with a plurality of grooves 36 on the outer side of the groove 36. The plurality of grooves 36 are provided with a plurality of grooves 36 on the outer side of the groove 36.

[0041] Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that various changes, modifications, substitutions and variations may be made to the embodiments without departing from the principles and spirit of the present invention, and that the scope of the present invention is defined by the appended claims and their equivalents.

Claims

1. A fixture assembly for caliper grinding machine processing, comprising a rotating member (1) arranged on the grinding machine and rotatable about an axis, characterized in that: The outer wall of the rotating member (1) is provided with a bearing base (2), and the outer wall of the bearing base (2) is provided with a plurality of groups of clamping units (3) along its circumference, and the plurality of groups of the clamping units (3) are distributed along the axis of the rotating member (1), wherein the clamping units (3) include: A mounting plate (31) is arranged on the outer wall of the bearing base (2); There are two groups of positioning members, which are symmetrically and staggeredly arranged on the mounting plate (31), and the two groups of positioning members are used to position a vernier ruler (4) respectively; and The pressing piece (35) is arranged on the mounting plate (31) and located between the two sets of positioning pieces, and is used to press the vernier ruler (4) onto the positioning pieces.

2. The tooling fixture assembly for caliper grinding machine processing according to claim 1, characterized in that: The positioning member comprises a positioning plate (32), wherein a limiting protrusion (33) is provided at an outer end of one side of the positioning plate (32) away from the mounting plate (31), wherein the length of the limiting protrusion (33) is smaller than the length of the positioning plate (32), and a positioning opening (39) for accommodating a measuring claw portion of a vernier ruler (4) is formed between an end of the limiting protrusion (33) away from the center of the mounting plate (31) and an end of the positioning plate (32) away from the center of the mounting plate (31).

3. The tooling fixture assembly for caliper grinding machine processing according to claim 1, characterized in that: The pressing piece (35) comprises a hollow block (351), a threaded sleeve (352) is rotatably provided inside the hollow block (351), studs (353) are threadedly inserted at both ends of the threaded sleeve (352), a pressing block (354) corresponding to the positioning plate (32) is connected to one end of the stud (353) away from the threaded sleeve (352), a guide rod movably penetrating the hollow block (351) is provided on the side of the pressing block (354) facing the hollow block (351), a driving rod (355) is rotatably inserted on the side of the hollow block (351) away from the supporting base (2), and the driving rod (355) and the threaded sleeve (352) are connected to each other by a transmission member (356).

4. The tooling fixture assembly for caliper grinding machine processing according to claim 2, characterized in that: A notch (34) for the pressing piece (35) to enter is provided on the opposite side of the positioning plates (32) in the two groups of positioning pieces and at a position corresponding to the pressing piece (35).

5. The tooling fixture assembly for caliper grinding machine processing according to claim 1, characterized in that: The outer wall of the bearing base (2) is provided with a plurality of groups of docking blocks (21) along its circumference, and a docking port for accommodating the docking blocks (21) is provided through the bottom of the mounting plate (31), and connecting pieces for connecting the docking blocks (21) are provided at both ends of the mounting plate (31) parallel to the axis of the rotating member (1).

6. The tooling fixture assembly for caliper grinding machine processing according to claim 5, characterized in that: The connecting member comprises two groups of grooves (36) which are opened at the end of the mounting plate (31) and are respectively located on both sides of the docking port. A sliding block (37) is slidably arranged in the groove (36). A clamping column which penetrates the inner wall of the groove (36) and extends into the docking port is arranged on the side of the sliding block (37) facing the docking port. The side of the sliding block (37) which is away from the clamping column is connected to the inner wall of the other side of the groove (36) through an elastic member (38). A clamping hole for the clamping column to enter is arranged on the outer wall of the docking block (21).

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