CN216432925U

CN216432925U - Checking fixture for workpiece

Info

Publication number: CN216432925U
Application number: CN202122255185.9U
Authority: CN
Inventors: 笪新民
Original assignee: Shanghai Sanmao Machinery Co ltd
Current assignee: Shanghai Sanmao Machinery Co ltd
Priority date: 2021-09-16
Filing date: 2021-09-16
Publication date: 2022-05-03
Anticipated expiration: 2031-09-16

Abstract

The application relates to a work piece is with examining utensil, and it includes base and radian measuring apparatu, the interval is provided with first supporting seat and second supporting seat on the base, first supporting seat is provided with the first fixed subassembly that is used for the fixed first supporting part of joint, be provided with the fixed subassembly of second that is used for the fixed second supporting part of joint on the second supporting seat, the base is provided with a plurality of detection seats along the length direction interval of crooked frame, the detection head of radian measuring apparatu is the single-end setting, arbitrary all set up on the detection seat and detect the head with the radian measuring apparatu and form grafting complex inspection hole, and arbitrary the inspection hole all is located the turn-ups's in right angle of crooked frame top. The application simplifies the detection process and improves the working efficiency of detection and measurement.

Description

Checking fixture for workpiece

Technical Field

The application relates to the technical field of tools and examines, and especially relates to a workpiece is with examining utensil.

Background

Metal workpieces are usually manufactured by die press forming, and then the workpieces are fixed by welding.

In the related art, as shown in fig. 6, there is a workpiece including a support 10 and a bent frame 20, the bent frame 20 is formed with a sinking groove 201, a right-angle flange 202 is integrally formed at the edge of the sinking groove 201 of the bending frame 20, a plurality of first assembling holes 203 are respectively arranged at the two sides of the bending frame 20 in the length direction, two brackets 10 are arranged, any one bracket 10 comprises a connecting part 101, two sides of the connecting part 101 of one of the brackets 10 are bent to form a first supporting part 102, two sides of the connecting part 101 of the other bracket 10 are bent to form a second supporting part 103, the connecting parts 101 of the two brackets 10 are fixed on one side of the bending frame 20 away from the sinking groove 201 at intervals by welding, the first supporting part 102 and the second supporting part 103 are arranged in a right angle, and a side of the first supporting portion 102 departing from the bending frame 20 is fixedly formed with symmetrically arranged assembling pins 1021, and the second supporting portion 103 is symmetrically provided with second assembling holes 1031.

In the production and manufacturing process, the bending degree of the bending frame needs to have certain precision, so that a detection tool is needed to detect the bending part of the bending frame so as to discharge defective products; often adopt the firm crooked frame of mode of manual support among the correlation technique, then use the radian to examine the measuring apparatu through the mode of contradicting, detect the radian of crooked frame, and in the testing process at every turn, all need to guarantee that the single-end of radian detector detects head and the perpendicular conflict of right angle turn-ups of crooked frame mutually, however, in the testing process, the crooked frame easily takes place to remove, influences the detection precision at every turn, increases the loaded down with trivial details degree of testing process, exists and treats improvement part.

SUMMERY OF THE UTILITY MODEL

In order to simplify the testing process, this application provides a utensil is examined with examining to work piece.

The application provides a work piece is with examining utensil adopts following technical scheme:

the utility model provides a work piece is with examining utensil, includes base and radian measuring apparatu, the interval is provided with first supporting seat and second supporting seat on the base, first supporting seat is provided with the first fixed subassembly that is used for the fixed first supporting part of joint, be provided with the fixed subassembly of second that is used for the fixed second supporting part of joint on the second supporting seat, the base is provided with a plurality of detection seats along the length direction interval of bending frame, the detection head of radian measuring apparatu is the single-end setting, arbitrary all set up on the detection seat and detect the head with radian measuring apparatu and form grafting complex inspection hole, and arbitrary the inspection hole all is located the turn-ups's in right angle top of bending frame.

Through adopting above-mentioned technical scheme, in-service use, it is fixed to first supporting part joint to utilize first fixed subassembly on the first supporting seat earlier, then it is fixed to second supporting part joint to recycle the fixed subassembly of second on the second supporting seat, and then accomplish whole work piece is fixed, need not manual support, then, only need to examine the measuring apparatu with the radian of single-end setting and peg graft the inspection hole on each detection seat in proper order, conflict the measurement to the terminal surface of the right angle turn-ups of inspection hole below, contrast the measured data of genuine article, alright detect out the defective percentage of this work piece, high convenience and fast.

Preferably, the first fixing component comprises a pressing block, the first supporting seat is provided with a plug hole which forms plug fit with the positioning pin, and the pressing block is elastically arranged on the supporting seat along a direction close to or far away from the first supporting part.

Through adopting above-mentioned technical scheme, peg graft earlier with the locating pin post on the first supporting part in the spliced eye on first supporting seat fixedly, then, utilize along being close to or keeping away from the briquetting of supporting part direction elasticity setting on the supporting seat, compress tightly the effect to first supporting part, and then realize the fixed action to first supporting part, this kind of fixed mode is swift convenient.

Preferably, the second fixing assembly comprises a first spring pin and a positioning rod, the first spring pin is arranged on the second supporting seat, the first spring pin and one second assembling hole of the second supporting portion form a plug-in fit, the positioning rod is connected to the second supporting seat through threads, and the positioning rod and the other second assembling hole of the second supporting portion form a plug-in fit.

Through adopting above-mentioned technical scheme, in-service use utilizes the grafting cooperation that first spring catch and one of them second pilot hole of second supporting part formed, realizes the grafting location to this second pilot hole, simultaneously, utilizes the locating lever through threaded connection on the second supporting seat, makes it and another second pilot hole of second supporting part carry out the grafting cooperation, realizes the grafting location to this second pilot hole, and then realizes fixing the grafting of second supporting part.

Preferably, the base is provided with two second spring pins, and the two second spring pins are respectively in insertion fit with the first assembling holes on the two sides of the bending frame in the length direction.

Through adopting above-mentioned technical scheme, utilize two second spring pins to peg graft the cooperation with the first pilot hole of crooked frame length direction both sides respectively, further realize the fixed to crooked frame, improve the stability fixed to crooked frame.

Preferably, the base is provided with a zero clearing seat, and the zero clearing seat is provided with a zero clearing hole which is in insertion fit with the radian measuring instrument detection head.

By adopting the technical scheme, in actual use, the detection head of the radian measuring instrument is inserted into the zero clearing hole on the zero clearing seat, and the readings in the radian measuring instrument are cleared, so that the radian measuring instrument is convenient to use next time.

Preferably, the detection seat comprises a fixed base and an adjusting base, the adjusting base is detachably and fixedly arranged on the fixed base, and the detection hole is formed in the adjusting base.

Through adopting above-mentioned technical scheme, will adjust the base and can dismantle fixed the setting on fixed baseplate, be convenient for change the regulation seat, for example change the height of adjusting the base apart from the work piece etc. to realize different measurement demands.

Preferably, part of the adjusting base is provided with two detection holes, the two detection holes are respectively positioned above the two right-angle flanges, the rest part of the adjusting base is provided with one detection hole, and the adjusting base with the two detection holes and the adjusting base with the single detection hole are arranged adjacently.

Through adopting above-mentioned technical scheme, the regulation base that will have two inspection holes is adjacent setting with the regulation base that has single inspection hole, is detecting the time measuring at the right angle turn-ups on the bending frame promptly, need not all to carry out bilateral detection to two right angle turn-ups at every turn, and to a certain extent the cost is reduced with reduced the testing procedure, and then has simplified the testing procedure.

Preferably, the first supporting seat and the second supporting seat can be both detachably and fixedly arranged on the base.

By adopting the technical scheme, the first supporting seat and the second supporting seat are detachably and fixedly arranged on the base, so that the positions of the first fixing component and the second fixing component can be changed, and the device can be suitable for workpieces with different lengths.

In summary, the present application includes at least one of the following beneficial technical effects:

1. the first fixing assembly and the second fixing assembly are used for clamping and fixing the first supporting component and the second supporting component respectively, so that the whole workpiece is fixed, then only the radian detection and measurement instrument arranged at a single head is required to be sequentially inserted into the detection hole on each detection seat, the end face of the right-angle flanging below the detection hole is subjected to collision measurement, and the measured data of a genuine product is compared, so that the defective rate of the workpiece can be detected conveniently and quickly;

2. with the help of two first spring pins that set up on first fixed subassembly and the fixed subassembly of second and the base, strengthened the fixed effect to crooked frame greatly.

Drawings

FIG. 1 is a shaft measuring and indicating view of an overall structure of a checking fixture for a workpiece, which mainly embodies the purpose of measuring the workpiece;

FIG. 2 is a shaft measuring view of the overall structure of a workpiece with a checking fixture removed in the embodiment of the application;

FIG. 3 is an enlarged view of a portion A of FIG. 2, which mainly shows a structure of a first fixing member;

FIG. 4 is a schematic view of a second fixing element according to an embodiment of the present disclosure;

FIG. 5 is a partial cross-sectional view of a second support structure according to an embodiment of the present disclosure;

fig. 6 is a schematic diagram illustrating a structure of a workpiece according to the related art.

Reference numerals: 1. a base; 2. a radian measuring instrument; 3. a first support base; 31. a first fixed component; 311. mounting blocks; 312. a rod is arranged in a penetrating way; 3121. a limiting block; 313. a first compression spring; 314. briquetting; 32. inserting holes; 4. a second support seat; 41. a second fixed component; 411. a first spring pin; 4111. a first latch; 41111. a first operating handle; 4112. a second compression spring; 412. positioning a rod; 42. a movable groove; 5. a detection seat; 51. a fixed base; 52. an adjusting base; 521. an installation part; 522. a detection unit; 5221. a detection hole; 5222. abutting against the boss; 6. a second spring pin; 7. a zero clearing seat; 71. and clearing the hole.

Detailed Description

The present application is described in further detail below with reference to figures 1-6.

The embodiment of the application discloses a workpiece is with examining utensil.

Referring to fig. 1, the checking fixture for the workpiece comprises a base 1 and an arc measuring instrument 2, wherein the base 1 is rectangular, the arc measuring instrument 2 is provided with a single detecting head, handrails convenient to carry are respectively installed on two sides of the base 1 in the length direction, a first supporting seat 3 and a second supporting seat 4 are detachably arranged on the base 1, the first supporting seat 3 and the second supporting seat 4 are arranged at intervals, a first fixing component 31 used for clamping and fixing a first supporting part is arranged on the first supporting seat 3, a second fixing component 41 used for clamping and fixing a second supporting part is arranged on the second supporting seat 4, a plurality of detecting seats 5 are arranged on the base 1 at intervals along the length direction of a bending frame, in the embodiment of the application, five detecting seats 5 are arranged, detecting holes 5221 which are in inserting fit with the detecting head of the arc measuring instrument 2 are formed on any detecting seat 5, and any detecting hole 5221 is positioned above a right-angle flanging of the bending frame, the axis of any detection hole 5221 is perpendicular to the surface of the upper side of the right-angle flanging in the vertical direction; second spring pins 6 are arranged on the sides, far away from the first supporting seat 3 and the second supporting seat 4, of the base 1, and the two second spring pins 6 are respectively in inserting fit with first assembling holes on two sides of the bending frame in the length direction; a zero clearing seat 7 is fixed on the base 1, a zero clearing hole 71 which is in insertion fit with the detection head of the arc measuring instrument 2 is formed in the zero clearing seat, and zero clearing operation is carried out on the arc measuring instrument 2.

In-service use, it is fixed to first supporting part joint to utilize first fixed subassembly 31 on first supporting seat 3 earlier, then it is fixed to the second supporting part joint to recycle the fixed subassembly 41 of second on the second supporting seat 4, then, peg graft the first pilot hole in bent frame length direction both sides with two second spring pins 6, and then accomplish whole work piece is fixed, need not manual support, then, only need examine the measuring apparatu with the radian of single-end setting and peg graft in proper order the inspection hole 5221 on each inspection seat 5, conflict the measurement to the terminal surface of the turn-ups of right angle of inspection hole 5221 below, contrast the measured data of certified products, alright detect out the defective percentage of this work piece, and is convenient and fast.

Since the five test sockets 5 have the same structure and installation manner, any one test socket 5 of the five test sockets 5 will be taken as an example for explanation.

Detect seat 5 including fixed baseplate 51 and regulation baseplate 52, regulation baseplate 52 is including equal perpendicular installation department 521 and the detection portion 522 that sets up, and installation department 521 is vertical setting, and passes through the bolt fastening at fixed baseplate 51's top on the vertical face of installation department 521, and detection portion 522 is located the turn-ups at bent frame right angle's top, and inspection hole 5221 is seted up on detection portion 522. Two detection holes 5221 on the two detection parts 522 close to the two pin sockets are opened, two detection holes 5221 on the detection part 522 positioned at the middle position in the five detection parts 522 are also opened, the two detection holes 5221 on the three detection parts 522 are respectively positioned above the two right-angle flanges, and the detection part 522 with the two detection holes 5221 and the detection part 522 with the single detection hole 5221 are adjacently arranged. An abutment boss 5222 is integrally formed on the vertical upper surface of each of the detecting portions 522. In actual use, the adjusting base 52 with two detection holes 5221 and the adjusting base 52 with a single detection hole 5221 are adjacently arranged, namely when detecting the right-angle flanging on the bending frame, two-side detection is not required to be carried out on the two right-angle flanging at each time, the cost is reduced to a certain extent, the detection steps are reduced, and the detection steps are further simplified.

The first fixing component 31 comprises an installation block 311, two penetrating rods 312 and a first compression spring 313, four included angles at the bottom of the first supporting seat 3 are all fixed on the base 1 through bolts, so that the first supporting seat 3 can be detachably and fixedly connected, two insertion holes 32 which are in insertion fit with the positioning pins are integrally formed in the upper side face of the first supporting seat 3 in the vertical direction, the installation block 311 is fixed on the side face of the first supporting seat 3 in the horizontal direction through bolts, the two penetrating rods 312 are arranged, the two penetrating rods 312 penetrate the installation block 311 from bottom to top and form insertion sliding rotation fit with the installation block 311, and the rotation axes of the two penetrating rods 312 are vertically arranged; first compression spring 313 is provided with two, two first compression springs 313 overlap respectively and establish on two wear to establish pole 312, and two wear to establish the equal integrated into one piece of tip of pole 312 downside and have stopper 3121, the both ends of arbitrary first compression spring 313 butt respectively in stopper 3121 and the bottom of the vertical direction of installation piece 311, first fixed subassembly 31 still includes briquetting 314, briquetting 314 is provided with two, two briquetting 314 all are the cuboid setting, two briquetting 314 length direction's one end is fixed respectively and is worn to establish pole 312 and pass the tip of installation piece 311, through rotating two briquetting 314 respectively, make two briquetting 314 be located the top of first supporting part, and tightly suppress the upper surface at first supporting part under the effect of two first compression springs 313 elasticity, play the fixed effect of joint.

The second fixing assembly 41 comprises a first spring pin 411 and a positioning rod 412, and four corners at the bottom of the second supporting seat 4 are fixedly connected to the base 1 through bolts, so that the second supporting seat 4 can be detachably and fixedly connected to the base 1; a movable groove 42 is formed in the second supporting seat 4, one side of the movable groove 42 in the horizontal direction is provided with an opening, the first spring bolt comprises a first bolt 4111 and a second compression spring 4112, a first operating handle 41111 is integrally formed on the first bolt 4111, the first bolt 4111 is positioned in the movable groove 42 and vertically penetrates upwards to form a plug fit between the second supporting seat 4 and a second assembling hole on a second supporting part, and the second compression spring 4112 is arranged in the movable groove 42 and respectively abuts against the bottom of the first bolt 4111 and the bottom of the movable groove 42, so that the elastic plug fit of the first bolt 4111 is realized; locating lever 412 passes through threaded connection on second supporting seat 4 and along the adjustable removal of vertical direction, and locating lever 412 forms the cooperation of pegging graft with another second mounting hole on the second supporting part, and then realizes fixed to the joint of second supporting part through first bolt 4111 and locating lever 412.

The implementation principle of the checking fixture for the workpiece in the embodiment of the application is as follows:

in practical use, the positioning pin on the first supporting part is inserted into the insertion hole 32 on the first supporting seat 3, and then the two pressing blocks 314 are respectively rotated to enable the two pressing blocks 314 to be positioned above the first supporting part and tightly pressed on the upper surface of the first supporting part under the action of the elastic force of the two first compression springs 313, so that the first supporting part is clamped and fixed;

then, a first spring bolt is used for inserting and fixing one second assembling hole piece on the second supporting part, and then the positioning rod 412 is used for inserting and fixing the other second assembling hole piece, so that the clamping and fixing of the second supporting part are realized;

finally, the two second spring pins 6 are utilized to form inserting matching for the first assembling holes on two sides of the bending frame in the length direction, the whole workpiece is fixed and completed, manual supporting is not needed, only the radian detection measuring instrument with a single head is required to be manually inserted into the detection hole 5221 on each detection seat 5, the end face of the right-angle flanging below the detection hole 5221 is subjected to collision measurement, and the defective rate of the workpiece can be detected by comparing the measured data of the genuine product.

The above embodiments are preferred embodiments of the present application, and the protection scope of the present application is not limited by the above embodiments, so: all equivalent changes made according to the structure, shape and principle of the present application shall be covered by the protection scope of the present application.

Claims

1. The utility model provides a work piece is with examining utensil which characterized in that: including base (1) and radian measuring apparatu (2), the interval is provided with first supporting seat (3) and second supporting seat (4) on base (1), first supporting seat (3) are provided with first fixed subassembly (31) that are used for the fixed first supporting part of joint, be provided with the fixed subassembly of second (41) that are used for the fixed second supporting part of joint on second supporting seat (4), base (1) are provided with a plurality of detection seats (5) along the length direction interval of crooked frame, the detection head of radian measuring apparatu (2) is the one-end setting, arbitrary all set up on detection seat (5) and form grafting complex inspection hole (5221) with radian measuring apparatu (2) detection head, and arbitrary detection hole (5221) all are located crooked frame right angle turn-ups's top.

2. The inspection tool for workpieces as set forth in claim 1, wherein: the first fixing component (31) comprises a pressing block (314), the first supporting seat (3) is provided with a plug-in hole (32) which is in plug-in fit with the positioning pin column, and the pressing block (314) is elastically arranged on the supporting seat along the direction close to or far away from the first supporting part.

3. The inspection tool for workpieces as set forth in claim 2, wherein: the second fixing assembly (41) comprises a first spring pin (411) and a positioning rod (412), the first spring pin (411) is arranged on the second supporting seat (4), the first spring pin (411) and one second assembling hole of the second supporting portion form a plug-in fit, the positioning rod (412) is connected to the second supporting seat (4) through threads, and the positioning rod (412) and the other second assembling hole of the second supporting portion form a plug-in fit.

4. The inspection tool for workpieces as set forth in claim 3, wherein: two second spring pins (6) are arranged on the base (1), and the two second spring pins (6) are respectively in insertion fit with the first assembling holes on the two sides of the bending frame in the length direction.

5. The inspection tool for workpieces as set forth in claim 1, wherein: the arc measuring instrument is characterized in that a zero clearing seat (7) is arranged on the base (1), and a zero clearing hole (71) which is in insertion fit with the detection head of the arc measuring instrument (2) is formed in the zero clearing seat (7).

6. The inspection tool for workpieces as set forth in claim 1, wherein: the detection base (5) comprises a fixed base (51) and an adjusting base (52), the adjusting base (52) is detachably and fixedly arranged on the fixed base (51), and the detection hole (5221) is formed in the adjusting base (52).

7. The inspection tool for workpieces as set forth in claim 6, wherein: two detection holes (5221) are formed in part of the adjusting base (52), the two detection holes (5221) are respectively located above the two right-angle flanges, one detection hole (5221) is formed in the rest part of the adjusting base (52), and the adjusting base (52) with the two detection holes (5221) is adjacent to the adjusting base (52) with the single detection hole (5221).

8. The inspection tool for workpieces as set forth in claim 1, wherein: the first supporting seat (3) and the second supporting seat (4) can be both detachably and fixedly arranged on the base (1).