TWM460276U - Testing fixture for rapid elevating structure - Google Patents

Description

Test fixture rapid lifting structure

The present invention relates to a rapid lifting structure of a test fixture, in particular, a rotation of a linkage axis of less than 360 degrees, the linkage can be coordinated to complete the total lifting displacement stroke without a section, and the The slider can surely press the object to be tested so that the object to be tested can be reliably electrically connected to the corresponding probe for detection.

Currently, a fixture for detecting an electronic device such as a central processing unit usually includes a base fixed to a fixture body for detecting the electronic device, and the base is screwed There is a screw, and a pressing disc is pivotally mounted at the end of the screw. If the operator can rotate the screw, the pressing disc is pressed against the electronic device, so that the electronic device can be in electrical contact with the detecting probe. To complete the inspection work.

However, the jig used for the above detection is usually 0.5 to 1 mm due to the screw screwed by the base. Therefore, when the displacement of the pressing plate is to be 4 to 5 mm, the screw must be rotated 4 to 5 times. In addition to being very inconvenient and time consuming in operation, there must be some screw gap between the screw and the base. After long-term use, the screw gap is more enlarged, so the process of detection will inevitably sway and affect. The accuracy of the test is shown to be necessary for improvement.

In view of this, the creators of the present invention have researched and innovated to reveal the rapid lifting structure of the test fixture shown in the present invention.

The purpose of the present invention is to provide a rapid lifting structure for a test fixture, comprising: a base for fixing to a seat for detecting the object to be detected, the base having a sliding hole and extending through a shaft a hole holder; a slider that slides into the sliding hole of the base; and a linkage shaft including a shaft segment pivotally mounted in the shaft hole of the base and at the first end of the shaft shaft Extending a linkage section to the ground, the linkage section axially sleeves the sliding seat, and the linkage section of the linkage shaft and the sliding seat are provided with at least one corresponding set of guiding slots and guide pins, the guiding pin system Extending into the guiding groove, and projecting the two ends of the guiding groove on a plane parallel to the sliding direction of the sliding seat, separated by a distance, when the rotating shaft is rotated, the guiding pin can be driven Relative sliding occurs in the guiding groove, so that the sliding seat is quickly raised and lowered along the sliding hole to quickly press or release the detected object.

The quick lifting structure of the test fixture disclosed in the present invention, wherein the base is pivotally mounted on a pair of opposite sides thereof, and a spring is elastically supported between the two hooks and the base. The hook portions of the hooks of the two hooks are oppositely combined to be tightly clamped to the seat for detecting the object to be detected.

The quick lifting structure of the test fixture disclosed in the present invention, wherein the sliding seat is axially recessed with a shaft hole to allow the linkage section of the linkage shaft to extend therein, and the bottom of the sliding seat is defined and formed A pressing surface to force the object to be detected.

The rapid lifting structure of the test fixture disclosed in the present invention, wherein a shaft shoulder is formed between the shaft section of the linkage shaft and the linkage section, and the shaft section is passed through the shaft hole of the base to make the shaft section The second end is locked with a knob for the operator to rotate the knob to achieve the purpose of interlocking the rotation of the linkage shaft. The shaft segment disclosed in the present invention has a plurality of fixing holes in the annular arrangement of the second end of the equal diameter, and the locking holes are correspondingly locked by different fixing holes to determine the linkage segment and the shaft segment. The relative position between the slides to adjust the initial relative position of the slide when sliding, in response to different test conditions.

The quick lifting structure of the test fixture disclosed in the present invention, wherein the guide pin and the guiding groove disposed corresponding to each group of the linkage segment and the sliding seat are configured to radially pass the guiding pin to the linkage shaft And the guiding groove is radially outwardly protruded from the hole wall of the shaft of the sliding seat, and the two ends of the guiding groove are projected in a parallel manner When the sliding direction of the sliding seat is in the plane, the distance is defined as the total stroke of the sliding of the sliding seat. The two ends of the guiding groove respectively extend a horizontal section, so that when the guiding pin is relatively moved into the horizontal section, the axial displacement of the sliding seat can be braked.

The quick lifting structure of the test fixture disclosed in the present invention, wherein the guide pin and the guiding groove disposed corresponding to each group of the linkage section and the sliding seat can be modified to cause the guiding pin to protrude radially on the sliding seat The guide groove is radially disposed on the linkage section of the linkage shaft, and the two ends of the guide groove are projected on a plane parallel to the sliding direction of the carriage. A distance apart is defined as the total stroke of the slide. The two ends of the guiding groove are respectively extended by a horizontal section.

The quick lifting structure of the test fixture disclosed in the present invention, wherein the linkage pin and the guiding slot are correspondingly arranged on the linkage segment and the sliding seat, and the present invention does not self-limit the guiding pin and The number of sets of guide grooves.

The rapid lifting structure of the test fixture disclosed in the present invention has the following features and advantages:

1. The slider can be lifted quickly and without segments, that is, all the lifting strokes can be completed when the knob is rotated less than 360 degrees, so that the operation is faster.

2. The second end of the shaft section is arranged in an annular shape with a plurality of fixing holes, and the relative positions between the linkage section and the sliding seat can be determined by locking the different fixing holes and the knobs. To adjust the initial relative position of the slide when sliding, in response to different test conditions.

3. Simple structure and easy assembly.

The desirable entities of the present invention can be clarified by the following drawings and embodiments.

(10) ‧ ‧ pedestal

(101)‧‧‧Tested objects

(102) ‧ ‧ ‧ body

(11)‧‧‧Slip

(12)‧‧‧Axis hole

(13) ‧‧‧catch

(131)‧‧‧Deduction

(14) ‧ ‧ spring

(20)‧‧‧Slide

(21)‧‧‧ Axial

(22) ‧ ‧ pressed surface

(30)‧‧‧ linkage axis

(31)‧‧‧ shaft segments

(310)‧‧‧ Shoulder

(311)‧‧‧Fixed holes

(32) ‧‧‧ linkage segment

(33)‧‧‧ knob

(331) ‧‧‧Fixed perforation

(41) ‧‧‧ guiding slot

(411) ‧‧‧ horizontal section

(42) ‧‧ ‧ sales guide

(D) ‧ ‧ distance

The first picture: an exploded perspective view of the present invention.

The second figure shows a schematic diagram of the application state of the present clip placed on the base.

Third figure: a partial cross-sectional structure diagram from the direction of the third figure 3-3.

The fourth picture is a perspective view of the knob rotated from the angle of the second figure.

Fig. 5 is a partial cross-sectional view taken in the direction of the fifth figure 5-5.

Figure 6 is a perspective exploded view of another embodiment of the present invention.

Please refer to the first, second and third figures. The present invention relates to a rapid lifting structure for a test fixture, comprising: a base (10) for fixing and detecting the object to be tested (101). On the base (102), the base (10) is recessed with a sliding hole (11) and penetrates through a shaft hole (12); a sliding seat (20) slides on the sliding hole of the base (10) (11) the middle; and a linkage shaft (30) having a shaft section (31) pivotally mounted in the shaft hole (12) of the base (10) and at the first end of the shaft section (31) Abutting a linkage section (32) axially, the linkage section (32) axially sleeves the carriage (20), and the linkage section (32) and the carriage (20) of the linkage shaft (30) Above, at least one corresponding set of guiding grooves (41) and guide pins (42) are provided, The guide pin (42) extends into the guiding groove (41), and the two ends of the guiding groove (41) are projected on a plane parallel to the sliding direction of the sliding seat (20), separated by one The distance (D) is such that a cam linkage is formed between the linkage shaft (30) and the carriage (20), so that when the linkage shaft (30) is rotated, the guide pin (42) can be driven in the guide slot. A relative slip occurs in (41), and the slider (20) is quickly raised and lowered along the sliding hole (11) to quickly press or release the detected object (101).

The rapid lifting structure of the test fixture disclosed in the present invention determines the speed of the lifting and lowering, which is proportional to the slope of the guiding groove (41), that is, the higher the slope, the faster the lifting speed will be.

The quick lifting structure of the test fixture disclosed in the present invention, wherein the base (10) is pivotally mounted with a clasp (13) on opposite sides thereof, and the two hooks (13) and the base are respectively (10), respectively, elastically supporting a spring (14), so that the end hook portions (131) of the hooks (13) are oppositely combined to be tightly clamped to the object to be tested (101) for detection and use. The seat (102) is above.

The quick lifting structure of the test fixture disclosed in the present invention, wherein the sliding seat (20) is axially recessed with a shaft hole (21) to allow the linkage section (32) of the linkage shaft (30) to extend into Inside, and at the bottom of the slider (20), a pressing surface (22) is defined to press against the object (101).

The rapid lifting structure of the test fixture disclosed in the present invention, wherein a shaft shoulder (31) of the linkage shaft (30) and the linkage section (32) form a shoulder (310), and the shaft section (31) After the shaft hole (12) of the base (10) is worn out, the second end of the shaft segment (31) is locked with a knob (33) for the operator to rotate by rotating the knob (33). The purpose of the linkage shaft (30) to rotate. The shaft segment (31) disclosed in the present invention has a second end end which is annularly arranged with a plurality of fixing holes (311), and the knob (33) is provided with a fixed perforation (331). The fixing holes (331) of the knobs (33) are correspondingly locked by different fixing holes (311) to determine the relative position between the linking section (32) and the sliding seat (20) to adjust the position. The initial relative position of the slide (20) when sliding, in response to different test conditions.

The quick lifting structure of the test fixture disclosed in the present invention, wherein the guide pin (42) and the guiding groove (41) corresponding to each group of the linkage section (32) and the sliding seat (20) are The guide pin (42) is radially disposed on the linkage section (32) of the linkage shaft (30) and radially protrudes the linkage section (32); and the guide slot (41) is radially worn Provided on the wall of the shaft hole (21) of the sliding seat (20), and the two ends of the guiding groove (41) are projected on a plane parallel to the sliding direction of the sliding seat, separated by a distance (D) ), which is defined as the total stroke of the slide (20) sliding. The two ends of the guiding groove (41) further extend a horizontal section (411) respectively, so that when the guiding pin (42) is relatively moved into the horizontal section, the sliding seat (20) can be braked and displaced axially. The knob (33) continues to rotate.

As shown in the sixth figure, the rapid lifting structure of the test fixture disclosed in the present invention, wherein the guide pin (42) and the guiding groove corresponding to each group of the linkage section (32) and the sliding seat (20) are provided ( 41), the guide pin (42) can be modified to protrude radially on the shaft hole (21) of the sliding seat (20); and the guiding groove (41) is radially inserted in the linkage On the linkage section (32) of the shaft (30), and projecting the two ends of the guiding groove (41) on a plane parallel to the sliding direction of the sliding seat, separated by a distance (D), which is defined as the sliding The total stroke of the seat (20) sliding.

The quick lifting structure of the test fixture disclosed in the present invention, wherein the linkage section (32) and the sliding seat (20) are correspondingly arranged with corresponding arrays of guide pins (42) and guiding slots (41) The present invention does not limit the number of sets of the guide pin (42) and the guiding groove (41).

The quick lifting structure of the test fixture disclosed in the present invention can press the hooks (13) located on both sides of the base (10) relative to each other as shown in the second and third figures, so that the novel can be borrowed The two hooks (13) are hooked on the seat body (102) for detecting the detected object (101). At this time, the operator can rotate the knob (33), such as the fourth and fifth. As shown in the figure, while sliding together The seat (20) is axially displaced such that the bottom pressing surface (22) is pressed against the object to be tested (101) so that the object to be detected (101) can be detected with the detecting body of the body (102) (Fig. Not shown) electrical connection to successfully complete the inspection work. After the detection is completed, the knob (33) is reversed to release the detected object (101), and the hooks (13) on both sides are pressed again, and the seat body (102) can be unbuttoned to make the present The new type can be successfully removed from the seat (102) for the next inspection.

The rapid lifting structure of the test fixture disclosed in the present invention has the following features and advantages:

1. The slider (20) can be lifted quickly and without segments, that is, the operation of all the lifting and lowering strokes can be completed in a state where the knob (33) is rotated less than 360 degrees, so that the operation is faster.

2. The second end of the shaft section (31) of the linkage shaft (30) is annularly arranged with equal diameters and provided with a plurality of fixing holes (311), by different fixing holes (311) and knobs (33) Corresponding to the locking, the relative position between the linkage segment (32) and the sliding seat (20) can be determined to adjust the initial relative position of the sliding seat (20) when sliding, in order to meet different detection conditions.

3. Simple structure and easy assembly.

The structure and shape disclosed in the present invention can be modified and applied without departing from the spirit and scope of the present invention. The present invention is not limited to the above embodiments.

(10) ‧ ‧ pedestal

(101)‧‧‧Tested objects

(102) ‧ ‧ ‧ body

(11)‧‧‧Slip

(12)‧‧‧Axis hole

(13) ‧‧‧catch

(131)‧‧‧Deduction

(14) ‧ ‧ spring

(20)‧‧‧Slide

(21)‧‧‧ Axial

(22) ‧ ‧ pressed surface

(30)‧‧‧ linkage axis

(31)‧‧‧ shaft segments

(310)‧‧‧ Shoulder

(311)‧‧‧Fixed holes

(32) ‧‧‧ linkage segment

(33)‧‧‧ knob

(331) ‧‧‧Fixed perforation

(41) ‧‧‧ guiding slot

(411) ‧‧‧ horizontal section

(42) ‧‧ ‧ sales guide

(D) ‧ ‧ distance

Claims (8)

A rapid lifting structure for a test fixture includes: a base for fixing to a seat for detecting the object to be detected, the base having a sliding hole and extending through a shaft hole; a sliding seat, a sliding shaft disposed in the sliding hole of the base; and a linkage shaft, comprising a shaft segment pivotally mounted in the shaft hole of the base, and axially protruding a linkage portion at the first end of the shaft segment The linkage section axially sleeves the sliding seat, and the linkage section of the linkage shaft and the sliding seat are provided with at least one corresponding guiding slot and a guiding pin, and the guiding pin extends into the guiding slot And, when the two ends of the guiding groove are projected on a plane parallel to the sliding direction of the sliding seat, separated by a distance, when the rotating shaft is rotated, the guiding pin can be driven to generate relative in the guiding groove Sliding, driving the slider along the sliding point. The quick lifting structure of the test fixture according to claim 1, wherein the base is pivotally mounted on a pair of opposite sides thereof, and the two hooks and the base are elastically respectively Support a spring. The quick lifting structure of the test fixture according to the first aspect of the invention, wherein the sliding seat is axially recessed with a shaft hole to allow the linkage section of the linkage shaft to extend therein, and the sliding seat is made At the bottom, a person defining a pressing surface to press against the object to be tested is defined. The quick lifting structure of the test fixture according to the first aspect of the invention, wherein a shaft shoulder is formed between the shaft section of the linkage shaft and the linkage section, and the shaft section is passed through the shaft hole of the base. , the second end of the shaft segment is locked to a knob. The quick lifting structure of the test fixture according to the fourth aspect of the invention, wherein the second end of the shaft section is arranged in an annular shape with a plurality of fixing holes, and the knob is provided with a plurality of fixing holes. The fixed perforation is fixed by the fixing holes of the knob by different fixing holes to determine the relative position between the linkage segment and the sliding seat. The quick lifting structure of the test fixture according to claim 1 is such that the guide pin is radially inserted on the linkage section of the linkage shaft, and the linkage section is radially outwardly protruded, and the guiding The groove is radially disposed on the shaft of the sliding seat. The rapid lifting structure of the test fixture according to the first aspect of the patent application is such that the guide pin is radially protruded from the sliding seat, and the guiding groove is radially disposed on the linkage section of the linkage shaft. By. For example, in the fast lifting structure of the test fixture according to the first aspect of the patent application, in the linkage section and the sliding seat, the corresponding guide pins and guiding slots of the plurality of arrays can be correspondingly arranged.